--- loncom/lonnet/perl/lonnet.pm 2006/01/10 16:06:07 1.692
+++ loncom/lonnet/perl/lonnet.pm 2021/12/24 21:13:15 1.1172.2.144
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.692 2006/01/10 16:06:07 albertel Exp $
+# $Id: lonnet.pm,v 1.1172.2.144 2021/12/24 21:13:15 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -27,42 +27,26 @@
#
###
-package Apache::lonnet;
-
-use strict;
-use LWP::UserAgent();
-use HTTP::Headers;
-use HTTP::Date;
-# use Date::Parse;
-use vars
-qw(%perlvar %hostname %badServerCache %iphost %spareid %hostdom
- %libserv %pr %prp $memcache %packagetab
- %courselogs %accesshash %userrolehash %domainrolehash $processmarker $dumpcount
- %coursedombuf %coursenumbuf %coursehombuf %coursedescrbuf %courseinstcodebuf %courseownerbuf
- %domaindescription %domain_auth_def %domain_auth_arg_def
- %domain_lang_def %domain_city %domain_longi %domain_lati %domain_primary
- $tmpdir $_64bit %env);
+=pod
-use IO::Socket;
-use GDBM_File;
-use Apache::Constants qw(:common :http);
-use HTML::LCParser;
-use HTML::Parser;
-use Fcntl qw(:flock);
-use Storable qw(lock_store lock_nstore lock_retrieve freeze thaw nfreeze);
-use Time::HiRes qw( gettimeofday tv_interval );
-use Cache::Memcached;
-use Digest::MD5;
+=head1 NAME
-my $readit;
-my $max_connection_retries = 10; # Or some such value.
+Apache::lonnet.pm
-require Exporter;
+=head1 SYNOPSIS
-our @ISA = qw (Exporter);
-our @EXPORT = qw(%env);
+This file is an interface to the lonc processes of
+the LON-CAPA network as well as set of elaborated functions for handling information
+necessary for navigating through a given cluster of LON-CAPA machines within a
+domain. There are over 40 specialized functions in this module which handle the
+reading and transmission of metadata, user information (ids, names, environments, roles,
+logs), file information (storage, reading, directories, extensions, replication, embedded
+styles and descriptors), educational resources (course descriptions, section names and
+numbers), url hashing (to assign roles on a url basis), and translating abbreviated symbols to
+and from more descriptive phrases or explanations.
-=pod
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
=head1 Package Variables
@@ -84,13 +68,86 @@ delayed.
=cut
+package Apache::lonnet;
+
+use strict;
+use LWP::UserAgent();
+use HTTP::Date;
+use Image::Magick;
+use CGI::Cookie;
+
+use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir $deftex
+ $_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease
+ %managerstab $passwdmin);
+
+my (%badServerCache, $memcache, %courselogs, %accesshash, %domainrolehash,
+ %userrolehash, $processmarker, $dumpcount, %coursedombuf,
+ %coursenumbuf, %coursehombuf, %coursedescrbuf, %courseinstcodebuf,
+ %courseownerbuf, %coursetypebuf,$locknum);
+
+use IO::Socket;
+use GDBM_File;
+use HTML::LCParser;
+use Fcntl qw(:flock);
+use Storable qw(thaw nfreeze);
+use Time::HiRes qw( sleep gettimeofday tv_interval );
+use Cache::Memcached;
+use Digest::MD5;
+use Math::Random;
+use File::MMagic;
+use Net::CIDR;
+use Sys::Hostname::FQDN();
+use LONCAPA qw(:DEFAULT :match);
+use LONCAPA::Configuration;
+use LONCAPA::lonmetadata;
+use LONCAPA::Lond;
+use LONCAPA::transliterate;
+
+use File::Copy;
-# --------------------------------------------------------------------- Logging
+my $readit;
+my $max_connection_retries = 20; # Or some such value.
+
+require Exporter;
+
+our @ISA = qw (Exporter);
+our @EXPORT = qw(%env);
+
+# ------------------------------------ Logging (parameters, docs, slots, roles)
+{
+ my $logid;
+ sub write_log {
+ my ($context,$hash_name,$storehash,$delflag,$uname,$udom,$cnum,$cdom)=@_;
+ if ($context eq 'course') {
+ if (($cnum eq '') || ($cdom eq '')) {
+ $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ }
+ $logid ++;
+ my $now = time();
+ my $id=$now.'00000'.$$.'00000'.$logid;
+ my $ip = &get_requestor_ip();
+ my $logentry = {
+ $id => {
+ 'exe_uname' => $env{'user.name'},
+ 'exe_udom' => $env{'user.domain'},
+ 'exe_time' => $now,
+ 'exe_ip' => $ip,
+ 'delflag' => $delflag,
+ 'logentry' => $storehash,
+ 'uname' => $uname,
+ 'udom' => $udom,
+ }
+ };
+ return &put('nohist_'.$hash_name,$logentry,$cdom,$cnum);
+ }
+}
sub logtouch {
my $execdir=$perlvar{'lonDaemons'};
unless (-e "$execdir/logs/lonnet.log") {
- open(my $fh,">>$execdir/logs/lonnet.log");
+ open(my $fh,">>","$execdir/logs/lonnet.log");
close $fh;
}
my ($wwwuid,$wwwgid)=(getpwnam('www'))[2,3];
@@ -102,8 +159,9 @@ sub logthis {
my $execdir=$perlvar{'lonDaemons'};
my $now=time;
my $local=localtime($now);
- if (open(my $fh,">>$execdir/logs/lonnet.log")) {
- print $fh "$local ($$): $message\n";
+ if (open(my $fh,">>","$execdir/logs/lonnet.log")) {
+ my $logstring = $local. " ($$): ".$message."\n"; # Keep any \'s in string.
+ print $fh $logstring;
close($fh);
}
return 1;
@@ -114,17 +172,203 @@ sub logperm {
my $execdir=$perlvar{'lonDaemons'};
my $now=time;
my $local=localtime($now);
- if (open(my $fh,">>$execdir/logs/lonnet.perm.log")) {
+ if (open(my $fh,">>","$execdir/logs/lonnet.perm.log")) {
print $fh "$now:$message:$local\n";
close($fh);
}
return 1;
}
+sub create_connection {
+ my ($hostname,$lonid) = @_;
+ my $client=IO::Socket::UNIX->new(Peer => $perlvar{'lonSockCreate'},
+ Type => SOCK_STREAM,
+ Timeout => 10);
+ return 0 if (!$client);
+ print $client (join(':',$hostname,$lonid,&machine_ids($hostname))."\n");
+ my $result = <$client>;
+ chomp($result);
+ return 1 if ($result eq 'done');
+ return 0;
+}
+
+sub get_server_timezone {
+ my ($cnum,$cdom) = @_;
+ my $home=&homeserver($cnum,$cdom);
+ if ($home ne 'no_host') {
+ my $cachetime = 24*3600;
+ my ($timezone,$cached)=&is_cached_new('servertimezone',$home);
+ if (defined($cached)) {
+ return $timezone;
+ } else {
+ my $timezone = &reply('servertimezone',$home);
+ return &do_cache_new('servertimezone',$home,$timezone,$cachetime);
+ }
+ }
+}
+
+sub get_server_distarch {
+ my ($lonhost,$ignore_cache) = @_;
+ if (defined($lonhost)) {
+ if (!defined(&hostname($lonhost))) {
+ return;
+ }
+ my $cachetime = 12*3600;
+ if (!$ignore_cache) {
+ my ($distarch,$cached)=&is_cached_new('serverdistarch',$lonhost);
+ if (defined($cached)) {
+ return $distarch;
+ }
+ }
+ my $rep = &reply('serverdistarch',$lonhost);
+ unless ($rep eq 'unknown_command' || $rep eq 'no_such_host' ||
+ $rep eq 'con_lost' || $rep eq 'rejected' || $rep eq 'refused' ||
+ $rep eq '') {
+ return &do_cache_new('serverdistarch',$lonhost,$rep,$cachetime);
+ }
+ }
+ return;
+}
+
+sub get_server_loncaparev {
+ my ($dom,$lonhost,$ignore_cache,$caller) = @_;
+ if (defined($lonhost)) {
+ if (!defined(&hostname($lonhost))) {
+ undef($lonhost);
+ }
+ }
+ if (!defined($lonhost)) {
+ if (defined(&domain($dom,'primary'))) {
+ $lonhost=&domain($dom,'primary');
+ if ($lonhost eq 'no_host') {
+ undef($lonhost);
+ }
+ }
+ }
+ if (defined($lonhost)) {
+ my $cachetime = 12*3600;
+ if (!$ignore_cache) {
+ my ($loncaparev,$cached)=&is_cached_new('serverloncaparev',$lonhost);
+ if (defined($cached)) {
+ return $loncaparev;
+ }
+ }
+ my ($answer,$loncaparev);
+ my @ids=¤t_machine_ids();
+ if (grep(/^\Q$lonhost\E$/,@ids)) {
+ $answer = $perlvar{'lonVersion'};
+ if ($answer =~ /^[\'\"]?([\w.\-]+)[\'\"]?$/) {
+ $loncaparev = $1;
+ }
+ } else {
+ $answer = &reply('serverloncaparev',$lonhost);
+ if (($answer eq 'unknown_cmd') || ($answer eq 'con_lost')) {
+ if ($caller eq 'loncron') {
+ my $ua=new LWP::UserAgent;
+ $ua->timeout(4);
+ my $hostname = &hostname($lonhost);
+ my $protocol = $protocol{$lonhost};
+ $protocol = 'http' if ($protocol ne 'https');
+ my $url = $protocol.'://'.$hostname.'/adm/about.html';
+ my $request=new HTTP::Request('GET',$url);
+ my $response=$ua->request($request);
+ unless ($response->is_error()) {
+ my $content = $response->content;
+ if ($content =~ /
VERSION\:\s*([\w.\-]+)<\/p>/) {
+ $loncaparev = $1;
+ }
+ }
+ } else {
+ $loncaparev = $loncaparevs{$lonhost};
+ }
+ } elsif ($answer =~ /^[\'\"]?([\w.\-]+)[\'\"]?$/) {
+ $loncaparev = $1;
+ }
+ }
+ return &do_cache_new('serverloncaparev',$lonhost,$loncaparev,$cachetime);
+ }
+}
+
+sub get_server_homeID {
+ my ($hostname,$ignore_cache,$caller) = @_;
+ unless ($ignore_cache) {
+ my ($serverhomeID,$cached)=&is_cached_new('serverhomeID',$hostname);
+ if (defined($cached)) {
+ return $serverhomeID;
+ }
+ }
+ my $cachetime = 12*3600;
+ my $serverhomeID;
+ if ($caller eq 'loncron') {
+ my @machine_ids = &machine_ids($hostname);
+ foreach my $id (@machine_ids) {
+ my $response = &reply('serverhomeID',$id);
+ unless (($response eq 'unknown_cmd') || ($response eq 'con_lost')) {
+ $serverhomeID = $response;
+ last;
+ }
+ }
+ if ($serverhomeID eq '') {
+ $serverhomeID = $machine_ids[-1];
+ }
+ } else {
+ $serverhomeID = $serverhomeIDs{$hostname};
+ }
+ return &do_cache_new('serverhomeID',$hostname,$serverhomeID,$cachetime);
+}
+
+sub get_remote_globals {
+ my ($lonhost,$whathash,$ignore_cache) = @_;
+ my ($result,%returnhash,%whatneeded);
+ if (ref($whathash) eq 'HASH') {
+ foreach my $what (sort(keys(%{$whathash}))) {
+ my $hashid = $lonhost.'-'.$what;
+ my ($response,$cached);
+ unless ($ignore_cache) {
+ ($response,$cached)=&is_cached_new('lonnetglobal',$hashid);
+ }
+ if (defined($cached)) {
+ $returnhash{$what} = $response;
+ } else {
+ $whatneeded{$what} = 1;
+ }
+ }
+ if (keys(%whatneeded) == 0) {
+ $result = 'ok';
+ } else {
+ my $requested = &freeze_escape(\%whatneeded);
+ my $rep=&reply('readlonnetglobal:'.$requested,$lonhost);
+ if (($rep=~/^(refused|rejected|error)/) || ($rep eq 'con_lost') ||
+ ($rep eq 'unknown_cmd')) {
+ $result = $rep;
+ } else {
+ $result = 'ok';
+ my @pairs=split(/\&/,$rep);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ my $what = &unescape($key);
+ my $hashid = $lonhost.'-'.$what;
+ $returnhash{$what}=&thaw_unescape($value);
+ &do_cache_new('lonnetglobal',$hashid,$returnhash{$what},600);
+ }
+ }
+ }
+ }
+ return ($result,\%returnhash);
+}
+
+sub remote_devalidate_cache {
+ my ($lonhost,$cachekeys) = @_;
+ my $items;
+ return unless (ref($cachekeys) eq 'ARRAY');
+ my $cachestr = join('&',@{$cachekeys});
+ return &reply('devalidatecache:'.&escape($cachestr),$lonhost);
+}
+
# -------------------------------------------------- Non-critical communication
sub subreply {
my ($cmd,$server)=@_;
- my $peerfile="$perlvar{'lonSockDir'}/$server";
+ my $peerfile="$perlvar{'lonSockDir'}/".&hostname($server);
#
# With loncnew process trimming, there's a timing hole between lonc server
# process exit and the master server picking up the listen on the AF_UNIX
@@ -132,7 +376,7 @@ sub subreply {
my $lockfile=$peerfile.".lock";
while (-e $lockfile) { # Need to wait for the lockfile to disappear.
- sleep(1);
+ sleep(0.1);
}
# At this point, either a loncnew parent is listening or an old lonc
# or loncnew child is listening so we can connect or everything's dead.
@@ -145,14 +389,16 @@ sub subreply {
$client=IO::Socket::UNIX->new(Peer =>"$peerfile",
Type => SOCK_STREAM,
Timeout => 10);
- if($client) {
+ if ($client) {
last; # Connected!
+ } else {
+ &create_connection(&hostname($server),$server);
}
- sleep(1); # Try again later if failed connection.
+ sleep(0.1); # Try again later if failed connection.
}
my $answer;
if ($client) {
- print $client "$cmd\n";
+ print $client "sethost:$server:$cmd\n";
$answer=<$client>;
if (!$answer) { $answer="con_lost"; }
chomp($answer);
@@ -164,11 +410,29 @@ sub subreply {
sub reply {
my ($cmd,$server)=@_;
- unless (defined($hostname{$server})) { return 'no_such_host'; }
+ unless (defined(&hostname($server))) { return 'no_such_host'; }
my $answer=subreply($cmd,$server);
if (($answer=~/^refused/) || ($answer=~/^rejected/)) {
- &logthis("WARNING:".
- " $cmd to $server returned $answer");
+ my $logged = $cmd;
+ if ($cmd =~ /^encrypt:([^:]+):/) {
+ my $subcmd = $1;
+ if (($subcmd eq 'auth') || ($subcmd eq 'passwd') ||
+ ($subcmd eq 'changeuserauth') || ($subcmd eq 'makeuser') ||
+ ($subcmd eq 'putdom') || ($subcmd eq 'autoexportgrades')) {
+ (undef,undef,my @rest) = split(/:/,$cmd);
+ if (($subcmd eq 'auth') || ($subcmd eq 'putdom')) {
+ splice(@rest,2,1,'Hidden');
+ } elsif ($subcmd eq 'passwd') {
+ splice(@rest,2,2,('Hidden','Hidden'));
+ } elsif (($subcmd eq 'changeuserauth') || ($subcmd eq 'makeuser') ||
+ ($subcmd eq 'autoexportgrades')) {
+ splice(@rest,3,1,'Hidden');
+ }
+ $logged = join(':',('encrypt:'.$subcmd,@rest));
+ }
+ }
+ &logthis("WARNING:".
+ " $logged to $server returned $answer");
}
return $answer;
}
@@ -176,29 +440,40 @@ sub reply {
# ----------------------------------------------------------- Send USR1 to lonc
sub reconlonc {
- my $peerfile=shift;
- &logthis("Trying to reconnect for $peerfile");
+ my ($lonid) = @_;
+ if ($lonid) {
+ my $hostname = &hostname($lonid);
+ my $peerfile="$perlvar{'lonSockDir'}/$hostname";
+ if ($hostname && -e $peerfile) {
+ &logthis("Trying to reconnect lonc for $lonid ($hostname)");
+ my $client=IO::Socket::UNIX->new(Peer => $peerfile,
+ Type => SOCK_STREAM,
+ Timeout => 10);
+ if ($client) {
+ print $client ("reset_retries\n");
+ my $answer=<$client>;
+ #reset just this one.
+ }
+ }
+ return;
+ }
+
+ &logthis("Trying to reconnect lonc");
my $loncfile="$perlvar{'lonDaemons'}/logs/lonc.pid";
- if (open(my $fh,"<$loncfile")) {
+ if (open(my $fh,"<",$loncfile)) {
my $loncpid=<$fh>;
chomp($loncpid);
if (kill 0 => $loncpid) {
&logthis("lonc at pid $loncpid responding, sending USR1");
kill USR1 => $loncpid;
sleep 1;
- if (-e "$peerfile") { return; }
- &logthis("$peerfile still not there, give it another try");
- sleep 5;
- if (-e "$peerfile") { return; }
- &logthis(
- "WARNING: $peerfile still not there, giving up");
- } else {
+ } else {
&logthis(
"WARNING:".
" lonc at pid $loncpid not responding, giving up");
}
} else {
- &logthis('WARNING: lonc not running, giving up');
+ &logthis('WARNING: lonc not running, giving up');
}
}
@@ -206,14 +481,14 @@ sub reconlonc {
sub critical {
my ($cmd,$server)=@_;
- unless ($hostname{$server}) {
+ unless (&hostname($server)) {
&logthis("WARNING:".
" Critical message to unknown server ($server)");
return 'no_such_host';
}
my $answer=reply($cmd,$server);
if ($answer eq 'con_lost') {
- &reconlonc("$perlvar{'lonSockDir'}/$server");
+ &reconlonc($server);
my $answer=reply($cmd,$server);
if ($answer eq 'con_lost') {
my $now=time;
@@ -225,16 +500,16 @@ sub critical {
$dumpcount++;
{
my $dfh;
- if (open($dfh,">$dfilename")) {
+ if (open($dfh,">",$dfilename)) {
print $dfh "$cmd\n";
close($dfh);
}
}
- sleep 2;
+ sleep 1;
my $wcmd='';
{
my $dfh;
- if (open($dfh,"<$dfilename")) {
+ if (open($dfh,"<",$dfilename)) {
$wcmd=<$dfh>;
close($dfh);
}
@@ -256,145 +531,370 @@ sub critical {
return $answer;
}
-# ------------------------------------------- Transfer profile into environment
+# ------------------------------------------- check if return value is an error
-sub transfer_profile_to_env {
+sub error {
+ my ($result) = @_;
+ if ($result =~ /^(con_lost|no_such_host|error: (\d+) (.*))/) {
+ if ($2 == 2) { return undef; }
+ return $1;
+ }
+ return undef;
+}
+
+sub convert_and_load_session_env {
my ($lonidsdir,$handle)=@_;
my @profile;
{
- open(my $idf,"$lonidsdir/$handle.id");
+ my $opened = open(my $idf,'+<',"$lonidsdir/$handle.id");
+ if (!$opened) {
+ return 0;
+ }
flock($idf,LOCK_SH);
@profile=<$idf>;
close($idf);
}
- my $envi;
- my %Remove;
- for ($envi=0;$envi<=$#profile;$envi++) {
- chomp($profile[$envi]);
- my ($envname,$envvalue)=split(/=/,$profile[$envi],2);
- $env{$envname} = $envvalue;
+ my %temp_env;
+ foreach my $line (@profile) {
+ if ($line !~ m/=/) {
+ return 0;
+ }
+ chomp($line);
+ my ($envname,$envvalue)=split(/=/,$line,2);
+ $temp_env{&unescape($envname)} = &unescape($envvalue);
+ }
+ unlink("$lonidsdir/$handle.id");
+ if (tie(my %disk_env,'GDBM_File',"$lonidsdir/$handle.id",&GDBM_WRCREAT(),
+ 0640)) {
+ %disk_env = %temp_env;
+ @env{keys(%temp_env)} = @disk_env{keys(%temp_env)};
+ untie(%disk_env);
+ }
+ return 1;
+}
+
+# ------------------------------------------- Transfer profile into environment
+my $env_loaded;
+sub transfer_profile_to_env {
+ my ($lonidsdir,$handle,$force_transfer) = @_;
+ if (!$force_transfer && $env_loaded) { return; }
+
+ if (!defined($lonidsdir)) {
+ $lonidsdir = $perlvar{'lonIDsDir'};
+ }
+ if (!defined($handle)) {
+ ($handle) = ($env{'user.environment'} =~m|/([^/]+)\.id$| );
+ }
+
+ my $convert;
+ {
+ my $opened = open(my $idf,'+<',"$lonidsdir/$handle.id");
+ if (!$opened) {
+ return;
+ }
+ flock($idf,LOCK_SH);
+ if (tie(my %disk_env,'GDBM_File',"$lonidsdir/$handle.id",
+ &GDBM_READER(),0640)) {
+ @env{keys(%disk_env)} = @disk_env{keys(%disk_env)};
+ untie(%disk_env);
+ } else {
+ $convert = 1;
+ }
+ }
+ if ($convert) {
+ if (!&convert_and_load_session_env($lonidsdir,$handle)) {
+ &logthis("Failed to load session, or convert session.");
+ }
+ }
+
+ my %remove;
+ while ( my $envname = each(%env) ) {
if (my ($key,$time) = ($envname =~ /^(cgi\.(\d+)_\d+\.)/)) {
if ($time < time-300) {
- $Remove{$key}++;
+ $remove{$key}++;
}
}
}
+
$env{'user.environment'} = "$lonidsdir/$handle.id";
- foreach my $expired_key (keys(%Remove)) {
+ $env_loaded=1;
+ foreach my $expired_key (keys(%remove)) {
&delenv($expired_key);
}
}
-# ---------------------------------------------------------- Append Environment
+# ---------------------------------------------------- Check for valid session
+sub check_for_valid_session {
+ my ($r,$name,$userhashref,$domref) = @_;
+ my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
+ my ($lonidsdir,$linkname,$pubname,$secure,$lonid);
+ if ($name eq 'lonDAV') {
+ $lonidsdir=$r->dir_config('lonDAVsessDir');
+ } else {
+ $lonidsdir=$r->dir_config('lonIDsDir');
+ if ($name eq '') {
+ $name = 'lonID';
+ }
+ }
+ if ($name eq 'lonID') {
+ $secure = 'lonSID';
+ $linkname = 'lonLinkID';
+ $pubname = 'lonPubID';
+ if (exists($cookies{$secure})) {
+ $lonid=$cookies{$secure};
+ } elsif (exists($cookies{$name})) {
+ $lonid=$cookies{$name};
+ } elsif ((exists($cookies{$linkname})) && ($ENV{'SERVER_PORT'} != 443)) {
+ $lonid=$cookies{$linkname};
+ } elsif (exists($cookies{$pubname})) {
+ $lonid=$cookies{$pubname};
+ }
+ } else {
+ $lonid=$cookies{$name};
+ }
+ return undef if (!$lonid);
-sub appenv {
- my %newenv=@_;
- foreach my $key (keys(%newenv)) {
- if (($newenv{$key}=~/^user\.role/) || ($newenv{$key}=~/^user\.priv/)) {
- &logthis("WARNING: ".
- "Attempt to modify environment ".$key." to ".$newenv{$key}
- .'');
- delete($newenv{$key});
- } else {
- $env{$key}=$newenv{$key};
+ my $handle=&LONCAPA::clean_handle($lonid->value);
+ if (-l "$lonidsdir/$handle.id") {
+ my $link = readlink("$lonidsdir/$handle.id");
+ if ((-e $link) && ($link =~ m{^\Q$lonidsdir\E/(.+)\.id$})) {
+ $handle = $1;
+ }
+ }
+ if (!-e "$lonidsdir/$handle.id") {
+ if ((ref($domref)) && ($name eq 'lonID') &&
+ ($handle =~ /^($match_username)\_\d+\_($match_domain)\_(.+)$/)) {
+ my ($possuname,$possudom,$possuhome) = ($1,$2,$3);
+ if ((&domain($possudom) ne '') && (&homeserver($possuname,$possudom) eq $possuhome)) {
+ $$domref = $possudom;
+ }
}
+ return undef;
}
- my $lockfh;
- unless (open($lockfh,"$env{'user.environment'}")) {
- return 'error: '.$!;
+ my $opened = open(my $idf,'+<',"$lonidsdir/$handle.id");
+ return undef if (!$opened);
+
+ flock($idf,LOCK_SH);
+ my %disk_env;
+ if (!tie(%disk_env,'GDBM_File',"$lonidsdir/$handle.id",
+ &GDBM_READER(),0640)) {
+ return undef;
}
- unless (flock($lockfh,LOCK_EX)) {
- &logthis("WARNING: ".
- 'Could not obtain exclusive lock in appenv: '.$!);
- close($lockfh);
- return 'error: '.$!;
+
+ if (!defined($disk_env{'user.name'})
+ || !defined($disk_env{'user.domain'})) {
+ untie(%disk_env);
+ return undef;
}
- my @oldenv;
- {
- my $fh;
- unless (open($fh,"$env{'user.environment'}")) {
- return 'error: '.$!;
- }
- @oldenv=<$fh>;
- close($fh);
+ if (ref($userhashref) eq 'HASH') {
+ $userhashref->{'name'} = $disk_env{'user.name'};
+ $userhashref->{'domain'} = $disk_env{'user.domain'};
+ if ($disk_env{'request.role'}) {
+ $userhashref->{'role'} = $disk_env{'request.role'};
+ }
+ }
+ untie(%disk_env);
+
+ return $handle;
+}
+
+sub timed_flock {
+ my ($file,$lock_type) = @_;
+ my $failed=0;
+ eval {
+ local $SIG{__DIE__}='DEFAULT';
+ local $SIG{ALRM}=sub {
+ $failed=1;
+ die("failed lock");
+ };
+ alarm(13);
+ flock($file,$lock_type);
+ alarm(0);
+ };
+ if ($failed) {
+ return undef;
+ } else {
+ return 1;
}
- for (my $i=0; $i<=$#oldenv; $i++) {
- chomp($oldenv[$i]);
- if ($oldenv[$i] ne '') {
- my ($name,$value)=split(/=/,$oldenv[$i],2);
- unless (defined($newenv{$name})) {
- $newenv{$name}=$value;
- }
+}
+
+sub get_sessionfile_vars {
+ my ($handle,$lonidsdir,$storearr) = @_;
+ my %returnhash;
+ unless (ref($storearr) eq 'ARRAY') {
+ return %returnhash;
+ }
+ if (-l "$lonidsdir/$handle.id") {
+ my $link = readlink("$lonidsdir/$handle.id");
+ if ((-e $link) && ($link =~ m{^\Q$lonidsdir\E/(.+)\.id$})) {
+ $handle = $1;
+ }
+ }
+ if ((-e "$lonidsdir/$handle.id") &&
+ ($handle =~ /^($match_username)\_\d+\_($match_domain)\_(.+)$/)) {
+ my ($possuname,$possudom,$possuhome) = ($1,$2,$3);
+ if ((&domain($possudom) ne '') && (&homeserver($possuname,$possudom) eq $possuhome)) {
+ if (open(my $idf,'+<',"$lonidsdir/$handle.id")) {
+ flock($idf,LOCK_SH);
+ if (tie(my %disk_env,'GDBM_File',"$lonidsdir/$handle.id",
+ &GDBM_READER(),0640)) {
+ foreach my $item (@{$storearr}) {
+ $returnhash{$item} = $disk_env{$item};
+ }
+ untie(%disk_env);
+ }
+ }
}
}
- {
- my $fh;
- unless (open($fh,">$env{'user.environment'}")) {
- return 'error';
- }
- my $newname;
- foreach $newname (keys %newenv) {
- print $fh "$newname=$newenv{$newname}\n";
- }
- close($fh);
+ return %returnhash;
+}
+
+# ---------------------------------------------------------- Append Environment
+
+sub appenv {
+ my ($newenv,$roles) = @_;
+ if (ref($newenv) eq 'HASH') {
+ foreach my $key (keys(%{$newenv})) {
+ my $refused = 0;
+ if (($key =~ /^user\.role/) || ($key =~ /^user\.priv/)) {
+ $refused = 1;
+ if (ref($roles) eq 'ARRAY') {
+ my ($type,$role) = ($key =~ m{^user\.(role|priv)\.(.+?)\./});
+ if (grep(/^\Q$role\E$/,@{$roles})) {
+ $refused = 0;
+ }
+ }
+ }
+ if ($refused) {
+ &logthis("WARNING: ".
+ "Attempt to modify environment ".$key." to ".$newenv->{$key}
+ .'');
+ delete($newenv->{$key});
+ } else {
+ $env{$key}=$newenv->{$key};
+ }
+ }
+ my $lonids = $perlvar{'lonIDsDir'};
+ if ($env{'user.environment'} =~ m{^\Q$lonids/\E$match_username\_\d+\_$match_domain\_[\w\-.]+\.id$}) {
+ my $opened = open(my $env_file,'+<',$env{'user.environment'});
+ if ($opened
+ && &timed_flock($env_file,LOCK_EX)
+ &&
+ tie(my %disk_env,'GDBM_File',$env{'user.environment'},
+ (&GDBM_WRITER()|&GDBM_NOLOCK()),0640)) {
+ while (my ($key,$value) = each(%{$newenv})) {
+ $disk_env{$key} = $value;
+ }
+ untie(%disk_env);
+ }
+ }
}
-
- close($lockfh);
return 'ok';
}
# ----------------------------------------------------- Delete from Environment
sub delenv {
- my $delthis=shift;
- my %newenv=();
- if (($delthis=~/user\.role/) || ($delthis=~/user\.priv/)) {
- &logthis("WARNING: ".
- "Attempt to delete from environment ".$delthis);
- return 'error';
- }
- my @oldenv;
- {
- my $fh;
- unless (open($fh,"$env{'user.environment'}")) {
- return 'error';
- }
- unless (flock($fh,LOCK_SH)) {
- &logthis("WARNING: ".
- 'Could not obtain shared lock in delenv: '.$!);
- close($fh);
- return 'error: '.$!;
- }
- @oldenv=<$fh>;
- close($fh);
+ my ($delthis,$regexp,$roles) = @_;
+ if (($delthis=~/^user\.role/) || ($delthis=~/^user\.priv/)) {
+ my $refused = 1;
+ if (ref($roles) eq 'ARRAY') {
+ my ($type,$role) = ($delthis =~ /^user\.(role|priv)\.([^.]+)\./);
+ if (grep(/^\Q$role\E$/,@{$roles})) {
+ $refused = 0;
+ }
+ }
+ if ($refused) {
+ &logthis("WARNING: ".
+ "Attempt to delete from environment ".$delthis);
+ return 'error';
+ }
}
- {
- my $fh;
- unless (open($fh,">$env{'user.environment'}")) {
- return 'error';
- }
- unless (flock($fh,LOCK_EX)) {
- &logthis("WARNING: ".
- 'Could not obtain exclusive lock in delenv: '.$!);
- close($fh);
- return 'error: '.$!;
- }
- foreach my $cur_key (@oldenv) {
- if ($cur_key=~/^$delthis/) {
- my ($key,undef) = split('=',$cur_key,2);
- delete($env{$key});
+ my $opened = open(my $env_file,'+<',$env{'user.environment'});
+ if ($opened
+ && &timed_flock($env_file,LOCK_EX)
+ &&
+ tie(my %disk_env,'GDBM_File',$env{'user.environment'},
+ (&GDBM_WRITER()|&GDBM_NOLOCK()),0640)) {
+ foreach my $key (keys(%disk_env)) {
+ if ($regexp) {
+ if ($key=~/^$delthis/) {
+ delete($env{$key});
+ delete($disk_env{$key});
+ }
} else {
- print $fh $cur_key;
+ if ($key=~/^\Q$delthis\E/) {
+ delete($env{$key});
+ delete($disk_env{$key});
+ }
}
}
- close($fh);
+ untie(%disk_env);
}
return 'ok';
}
+sub get_env_multiple {
+ my ($name) = @_;
+ my @values;
+ if (defined($env{$name})) {
+ # exists is it an array
+ if (ref($env{$name})) {
+ @values=@{ $env{$name} };
+ } else {
+ $values[0]=$env{$name};
+ }
+ }
+ return(@values);
+}
+
+# ------------------------------------------------------------------- Locking
+
+sub set_lock {
+ my ($text)=@_;
+ $locknum++;
+ my $id=$$.'-'.$locknum;
+ &appenv({'session.locks' => $env{'session.locks'}.','.$id,
+ 'session.lock.'.$id => $text});
+ return $id;
+}
+
+sub get_locks {
+ my $num=0;
+ my %texts=();
+ foreach my $lock (split(/\,/,$env{'session.locks'})) {
+ if ($lock=~/\w/) {
+ $num++;
+ $texts{$lock}=$env{'session.lock.'.$lock};
+ }
+ }
+ return ($num,%texts);
+}
+
+sub remove_lock {
+ my ($id)=@_;
+ my $newlocks='';
+ foreach my $lock (split(/\,/,$env{'session.locks'})) {
+ if (($lock=~/\w/) && ($lock ne $id)) {
+ $newlocks.=','.$lock;
+ }
+ }
+ &appenv({'session.locks' => $newlocks});
+ &delenv('session.lock.'.$id);
+}
+
+sub remove_all_locks {
+ my $activelocks=$env{'session.locks'};
+ foreach my $lock (split(/\,/,$env{'session.locks'})) {
+ if ($lock=~/\w/) {
+ &remove_lock($lock);
+ }
+ }
+}
+
+
# ------------------------------------------ Find out current server userload
-# there is a copy in lond
sub userload {
my $numusers=0;
{
@@ -402,7 +902,9 @@ sub userload {
my $filename;
my $curtime=time;
while ($filename=readdir(LONIDS)) {
- if ($filename eq '.' || $filename eq '..') {next;}
+ next if ($filename eq '.' || $filename eq '..');
+ next if ($filename =~ /publicuser_\d+\.id/);
+ next if ($filename =~ /^[a-f0-9]+_linked\.id$/);
my ($mtime)=(stat($perlvar{'lonIDsDir'}.'/'.$filename))[9];
if ($curtime-$mtime < 1800) { $numusers++; }
}
@@ -417,76 +919,302 @@ sub userload {
return $userloadpercent;
}
-# ------------------------------------------ Fight off request when overloaded
-
-sub overloaderror {
- my ($r,$checkserver)=@_;
- unless ($checkserver) { $checkserver=$perlvar{'lonHostID'}; }
- my $loadavg;
- if ($checkserver eq $perlvar{'lonHostID'}) {
- open(my $loadfile,'/proc/loadavg');
- $loadavg=<$loadfile>;
- $loadavg =~ s/\s.*//g;
- $loadavg = 100*$loadavg/$perlvar{'lonLoadLim'};
- close($loadfile);
- } else {
- $loadavg=&reply('load',$checkserver);
- }
- my $overload=$loadavg-100;
- if ($overload>0) {
- $r->err_headers_out->{'Retry-After'}=$overload;
- $r->log_error('Overload of '.$overload.' on '.$checkserver);
- return 413;
- }
- return '';
-}
-
# ------------------------------ Find server with least workload from spare.tab
sub spareserver {
- my ($loadpercent,$userloadpercent,$want_server_name) = @_;
- my $tryserver;
- my $spareserver='';
+ my ($r,$loadpercent,$userloadpercent,$want_server_name,$udom) = @_;
+ my $spare_server;
if ($userloadpercent !~ /\d/) { $userloadpercent=0; }
- my $lowestserver=$loadpercent > $userloadpercent?
- $loadpercent : $userloadpercent;
- foreach $tryserver (keys(%spareid)) {
- my $loadans=&reply('load',$tryserver);
- my $userloadans=&reply('userload',$tryserver);
- if ($loadans !~ /\d/ && $userloadans !~ /\d/) {
- next; #didn't get a number from the server
- }
- my $answer;
- if ($loadans =~ /\d/) {
- if ($userloadans =~ /\d/) {
- #both are numbers, pick the bigger one
- $answer=$loadans > $userloadans?
- $loadans : $userloadans;
- } else {
- $answer = $loadans;
+ my $lowest_load=($loadpercent > $userloadpercent) ? $loadpercent
+ : $userloadpercent;
+ my ($uint_dom,$remotesessions);
+ if (($udom ne '') && (&domain($udom) ne '')) {
+ my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
+ $uint_dom = &Apache::lonnet::internet_dom($uprimary_id);
+ my %udomdefaults = &Apache::lonnet::get_domain_defaults($udom);
+ $remotesessions = $udomdefaults{'remotesessions'};
+ }
+ my $spareshash = &this_host_spares($udom);
+ if (ref($spareshash) eq 'HASH') {
+ if (ref($spareshash->{'primary'}) eq 'ARRAY') {
+ foreach my $try_server (@{ $spareshash->{'primary'} }) {
+ next unless (&spare_can_host($udom,$uint_dom,$remotesessions,
+ $try_server));
+ ($spare_server, $lowest_load) =
+ &compare_server_load($try_server, $spare_server, $lowest_load);
+ }
+ }
+
+ my $found_server = ($spare_server ne '' && $lowest_load < 100);
+
+ if (!$found_server) {
+ if (ref($spareshash->{'default'}) eq 'ARRAY') {
+ foreach my $try_server (@{ $spareshash->{'default'} }) {
+ next unless (&spare_can_host($udom,$uint_dom,
+ $remotesessions,$try_server));
+ ($spare_server, $lowest_load) =
+ &compare_server_load($try_server, $spare_server, $lowest_load);
+ }
}
+ }
+ }
+
+ if (!$want_server_name) {
+ if (defined($spare_server)) {
+ my $hostname = &hostname($spare_server);
+ if (defined($hostname)) {
+ my $protocol = 'http';
+ if ($protocol{$spare_server} eq 'https') {
+ $protocol = $protocol{$spare_server};
+ }
+ my $alias = &Apache::lonnet::use_proxy_alias($r,$spare_server);
+ $hostname = $alias if ($alias ne '');
+ $spare_server = $protocol.'://'.$hostname;
+ }
+ }
+ }
+ return $spare_server;
+}
+
+sub compare_server_load {
+ my ($try_server, $spare_server, $lowest_load, $required) = @_;
+
+ if ($required) {
+ my ($reqdmajor,$reqdminor) = ($required =~ /^(\d+)\.(\d+)$/);
+ my $remoterev = &get_server_loncaparev(undef,$try_server);
+ my ($major,$minor) = ($remoterev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/);
+ if (($major eq '' && $minor eq '') ||
+ (($reqdmajor > $major) || (($reqdmajor == $major) && ($reqdminor > $minor)))) {
+ return ($spare_server,$lowest_load);
+ }
+ }
+
+ my $loadans = &reply('load', $try_server);
+ my $userloadans = &reply('userload',$try_server);
+
+ if ($loadans !~ /\d/ && $userloadans !~ /\d/) {
+ return ($spare_server, $lowest_load); #didn't get a number from the server
+ }
+
+ my $load;
+ if ($loadans =~ /\d/) {
+ if ($userloadans =~ /\d/) {
+ #both are numbers, pick the bigger one
+ $load = ($loadans > $userloadans) ? $loadans
+ : $userloadans;
} else {
- $answer = $userloadans;
- }
- if (($answer =~ /\d/) && ($answer<$lowestserver)) {
- if ($want_server_name) {
- $spareserver=$tryserver;
- } else {
- $spareserver="http://$hostname{$tryserver}";
- }
- $lowestserver=$answer;
+ $load = $loadans;
}
+ } else {
+ $load = $userloadans;
+ }
+
+ if (($load =~ /\d/) && ($load < $lowest_load)) {
+ $spare_server = $try_server;
+ $lowest_load = $load;
+ }
+ return ($spare_server,$lowest_load);
+}
+
+# --------------------------- ask offload servers if user already has a session
+sub find_existing_session {
+ my ($udom,$uname) = @_;
+ my $spareshash = &this_host_spares($udom);
+ if (ref($spareshash) eq 'HASH') {
+ if (ref($spareshash->{'primary'}) eq 'ARRAY') {
+ foreach my $try_server (@{ $spareshash->{'primary'} }) {
+ return $try_server if (&has_user_session($try_server, $udom, $uname));
+ }
+ }
+ if (ref($spareshash->{'default'}) eq 'ARRAY') {
+ foreach my $try_server (@{ $spareshash->{'default'} }) {
+ return $try_server if (&has_user_session($try_server, $udom, $uname));
+ }
+ }
+ }
+ return;
+}
+
+# check if user's browser sent load balancer cookie and server still has session
+# and is not overloaded.
+sub check_for_balancer_cookie {
+ my ($r,$update_mtime) = @_;
+ my ($otherserver,$cookie);
+ my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
+ if (exists($cookies{'balanceID'})) {
+ my $balid = $cookies{'balanceID'};
+ $cookie=&LONCAPA::clean_handle($balid->value);
+ my $balancedir=$r->dir_config('lonBalanceDir');
+ if ((-d $balancedir) && (-e "$balancedir/$cookie.id")) {
+ if ($cookie =~ /^($match_domain)_($match_username)_[a-f0-9]+$/) {
+ my ($possudom,$possuname) = ($1,$2);
+ my $has_session = 0;
+ if ((&domain($possudom) ne '') &&
+ (&homeserver($possuname,$possudom) ne 'no_host')) {
+ my $try_server;
+ my $opened = open(my $idf,'+<',"$balancedir/$cookie.id");
+ if ($opened) {
+ flock($idf,LOCK_SH);
+ while (my $line = <$idf>) {
+ chomp($line);
+ if (&hostname($line) ne '') {
+ $try_server = $line;
+ last;
+ }
+ }
+ close($idf);
+ if (($try_server) &&
+ (&has_user_session($try_server,$possudom,$possuname))) {
+ my $lowest_load = 30000;
+ ($otherserver,$lowest_load) =
+ &compare_server_load($try_server,undef,$lowest_load);
+ if ($otherserver ne '' && $lowest_load < 100) {
+ $has_session = 1;
+ } else {
+ undef($otherserver);
+ }
+ }
+ }
+ }
+ if ($has_session) {
+ if ($update_mtime) {
+ my $atime = my $mtime = time;
+ utime($atime,$mtime,"$balancedir/$cookie.id");
+ }
+ } else {
+ unlink("$balancedir/$cookie.id");
+ }
+ }
+ }
+ }
+ return ($otherserver,$cookie);
+}
+
+sub updatebalcookie {
+ my ($cookie,$balancer,$lastentry)=@_;
+ if ($cookie =~ /^($match_domain)\_($match_username)\_[a-f0-9]{32}$/) {
+ my ($udom,$uname) = ($1,$2);
+ my $uprimary_id = &domain($udom,'primary');
+ my $uintdom = &internet_dom($uprimary_id);
+ my $intdom = &internet_dom($balancer);
+ my $serverhomedom = &host_domain($balancer);
+ if (($uintdom ne '') && ($uintdom eq $intdom)) {
+ return &reply('updatebalcookie:'.&escape($cookie).':'.&escape($lastentry),$balancer);
+ }
+ }
+ return;
+}
+
+sub delbalcookie {
+ my ($cookie,$balancer) =@_;
+ if ($cookie =~ /^($match_domain)\_($match_username)\_[a-f0-9]{32}$/) {
+ my ($udom,$uname) = ($1,$2);
+ my $uprimary_id = &domain($udom,'primary');
+ my $uintdom = &internet_dom($uprimary_id);
+ my $intdom = &internet_dom($balancer);
+ my $serverhomedom = &host_domain($balancer);
+ if (($uintdom ne '') && ($uintdom eq $intdom)) {
+ return &reply('delbalcookie:'.&escape($cookie),$balancer);
+ }
+ }
+}
+
+# -------------------------------- ask if server already has a session for user
+sub has_user_session {
+ my ($lonid,$udom,$uname) = @_;
+ my $result = &reply(join(':','userhassession',
+ map {&escape($_)} ($udom,$uname)),$lonid);
+ return 1 if ($result eq 'ok');
+
+ return 0;
+}
+
+# --------- determine least loaded server in a user's domain which allows login
+
+sub choose_server {
+ my ($udom,$checkloginvia,$required,$skiploadbal) = @_;
+ my %domconfhash = &Apache::loncommon::get_domainconf($udom);
+ my %servers = &get_servers($udom);
+ my $lowest_load = 30000;
+ my ($login_host,$hostname,$portal_path,$isredirect,$balancers);
+ if ($skiploadbal) {
+ ($balancers,my $cached)=&is_cached_new('loadbalancing',$udom);
+ unless (defined($cached)) {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$udom);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ $balancers = &do_cache_new('loadbalancing',$udom,$domconfig{'loadbalancing'},
+ $cachetime);
+ }
+ }
+ }
+ foreach my $lonhost (keys(%servers)) {
+ my $loginvia;
+ if ($skiploadbal) {
+ if (ref($balancers) eq 'HASH') {
+ next if (exists($balancers->{$lonhost}));
+ }
+ }
+ if ($checkloginvia) {
+ $loginvia = $domconfhash{$udom.'.login.loginvia_'.$lonhost};
+ if ($loginvia) {
+ my ($server,$path) = split(/:/,$loginvia);
+ ($login_host, $lowest_load) =
+ &compare_server_load($server, $login_host, $lowest_load, $required);
+ if ($login_host eq $server) {
+ $portal_path = $path;
+ $isredirect = 1;
+ }
+ } else {
+ ($login_host, $lowest_load) =
+ &compare_server_load($lonhost, $login_host, $lowest_load, $required);
+ if ($login_host eq $lonhost) {
+ $portal_path = '';
+ $isredirect = '';
+ }
+ }
+ } else {
+ ($login_host, $lowest_load) =
+ &compare_server_load($lonhost, $login_host, $lowest_load, $required);
+ }
+ }
+ if ($login_host ne '') {
+ $hostname = &hostname($login_host);
}
- return $spareserver;
+ return ($login_host,$hostname,$portal_path,$isredirect,$lowest_load);
+}
+
+sub get_course_sessions {
+ my ($cnum,$cdom,$lastactivity) = @_;
+ my %servers = &internet_dom_servers($cdom);
+ my %returnhash;
+ foreach my $server (sort(keys(%servers))) {
+ my $rep = &reply("coursesessions:$cdom:$cnum:$lastactivity",$server);
+ my @pairs=split(/\&/,$rep);
+ unless (($rep eq 'unknown_cmd') || ($rep =~ /^error/)) {
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ $key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ if (exists($returnhash{$key})) {
+ next if ($value < $returnhash{$key});
+ }
+ $returnhash{$key}=$value;
+ }
+ }
+ }
+ return %returnhash;
}
# --------------------------------------------- Try to change a user's password
sub changepass {
- my ($uname,$udom,$currentpass,$newpass,$server)=@_;
+ my ($uname,$udom,$currentpass,$newpass,$server,$context)=@_;
$currentpass = &escape($currentpass);
$newpass = &escape($newpass);
- my $answer = reply("encrypt:passwd:$udom:$uname:$currentpass:$newpass",
+ my $lonhost = $perlvar{'lonHostID'};
+ my $answer = reply("encrypt:passwd:$udom:$uname:$currentpass:$newpass:$context:$lonhost",
$server);
if (! $answer) {
&logthis("No reply on password change request to $server ".
@@ -511,6 +1239,12 @@ sub changepass {
} elsif ($answer =~ "^refused") {
&logthis("$server refused to change $uname in $udom password because ".
"it was sent an unencrypted request to change the password.");
+ } elsif ($answer =~ "invalid_client") {
+ &logthis("$server refused to change $uname in $udom password because ".
+ "it was a reset by e-mail originating from an invalid server.");
+ } elsif ($answer =~ "^prioruse") {
+ &logthis("$server refused to change $uname in $udom password because ".
+ "the password had been used before");
}
return $answer;
}
@@ -534,18 +1268,38 @@ sub queryauthenticate {
# --------- Try to authenticate user from domain's lib servers (first this one)
sub authenticate {
- my ($uname,$upass,$udom)=@_;
- $upass=escape($upass);
- $uname=~s/\W//g;
- my $uhome=&homeserver($uname,$udom);
- if (!$uhome) {
- &logthis("User $uname at $udom is unknown in authenticate");
- return 'no_host';
+ my ($uname,$upass,$udom,$checkdefauth,$clientcancheckhost)=@_;
+ $upass=&escape($upass);
+ $uname= &LONCAPA::clean_username($uname);
+ my $uhome=&homeserver($uname,$udom,1);
+ my $newhome;
+ if ((!$uhome) || ($uhome eq 'no_host')) {
+# Maybe the machine was offline and only re-appeared again recently?
+ &reconlonc();
+# One more
+ $uhome=&homeserver($uname,$udom,1);
+ if (($uhome eq 'no_host') && $checkdefauth) {
+ if (defined(&domain($udom,'primary'))) {
+ $newhome=&domain($udom,'primary');
+ }
+ if ($newhome ne '') {
+ $uhome = $newhome;
+ }
+ }
+ if ((!$uhome) || ($uhome eq 'no_host')) {
+ &logthis("User $uname at $udom is unknown in authenticate");
+ return 'no_host';
+ }
}
- my $answer=reply("encrypt:auth:$udom:$uname:$upass",$uhome);
+ my $answer=reply("encrypt:auth:$udom:$uname:$upass:$checkdefauth:$clientcancheckhost",$uhome);
if ($answer eq 'authorized') {
- &logthis("User $uname at $udom authorized by $uhome");
- return $uhome;
+ if ($newhome) {
+ &logthis("User $uname at $udom authorized by $uhome, but needs account");
+ return 'no_account_on_host';
+ } else {
+ &logthis("User $uname at $udom authorized by $uhome");
+ return $uhome;
+ }
}
if ($answer eq 'non_authorized') {
&logthis("User $uname at $udom rejected by $uhome");
@@ -555,6 +1309,450 @@ sub authenticate {
return 'no_host';
}
+sub can_host_session {
+ my ($udom,$lonhost,$remoterev,$remotesessions,$hostedsessions) = @_;
+ my $canhost = 1;
+ my $host_idn = &Apache::lonnet::internet_dom($lonhost);
+ if (ref($remotesessions) eq 'HASH') {
+ if (ref($remotesessions->{'excludedomain'}) eq 'ARRAY') {
+ if (grep(/^\Q$host_idn\E$/,@{$remotesessions->{'excludedomain'}})) {
+ $canhost = 0;
+ } else {
+ $canhost = 1;
+ }
+ }
+ if (ref($remotesessions->{'includedomain'}) eq 'ARRAY') {
+ if (grep(/^\Q$host_idn\E$/,@{$remotesessions->{'includedomain'}})) {
+ $canhost = 1;
+ } else {
+ $canhost = 0;
+ }
+ }
+ if ($canhost) {
+ if ($remotesessions->{'version'} ne '') {
+ my ($reqmajor,$reqminor) = ($remotesessions->{'version'} =~ /^(\d+)\.(\d+)$/);
+ if ($reqmajor ne '' && $reqminor ne '') {
+ if ($remoterev =~ /^\'?(\d+)\.(\d+)/) {
+ my $major = $1;
+ my $minor = $2;
+ if (($major < $reqmajor ) ||
+ (($major == $reqmajor) && ($minor < $reqminor))) {
+ $canhost = 0;
+ }
+ } else {
+ $canhost = 0;
+ }
+ }
+ }
+ }
+ }
+ if ($canhost) {
+ if (ref($hostedsessions) eq 'HASH') {
+ my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
+ my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id);
+ if (ref($hostedsessions->{'excludedomain'}) eq 'ARRAY') {
+ if (($uint_dom ne '') &&
+ (grep(/^\Q$uint_dom\E$/,@{$hostedsessions->{'excludedomain'}}))) {
+ $canhost = 0;
+ } else {
+ $canhost = 1;
+ }
+ }
+ if (ref($hostedsessions->{'includedomain'}) eq 'ARRAY') {
+ if (($uint_dom ne '') &&
+ (grep(/^\Q$uint_dom\E$/,@{$hostedsessions->{'includedomain'}}))) {
+ $canhost = 1;
+ } else {
+ $canhost = 0;
+ }
+ }
+ }
+ }
+ return $canhost;
+}
+
+sub spare_can_host {
+ my ($udom,$uint_dom,$remotesessions,$try_server)=@_;
+ my $canhost=1;
+ my $try_server_hostname = &hostname($try_server);
+ my $serverhomeID = &get_server_homeID($try_server_hostname);
+ my $serverhomedom = &host_domain($serverhomeID);
+ my %defdomdefaults = &get_domain_defaults($serverhomedom);
+ if (ref($defdomdefaults{'offloadnow'}) eq 'HASH') {
+ if ($defdomdefaults{'offloadnow'}{$try_server}) {
+ $canhost = 0;
+ }
+ }
+ if ($canhost) {
+ if (ref($defdomdefaults{'offloadoth'}) eq 'HASH') {
+ if ($defdomdefaults{'offloadoth'}{$try_server}) {
+ unless (&shared_institution($udom,$try_server)) {
+ $canhost = 0;
+ }
+ }
+ }
+ }
+ if (($canhost) && ($uint_dom)) {
+ my @intdoms;
+ my $internet_names = &get_internet_names($try_server);
+ if (ref($internet_names) eq 'ARRAY') {
+ @intdoms = @{$internet_names};
+ }
+ unless (grep(/^\Q$uint_dom\E$/,@intdoms)) {
+ my $remoterev = &get_server_loncaparev(undef,$try_server);
+ $canhost = &can_host_session($udom,$try_server,$remoterev,
+ $remotesessions,
+ $defdomdefaults{'hostedsessions'});
+ }
+ }
+ return $canhost;
+}
+
+sub this_host_spares {
+ my ($dom) = @_;
+ my ($dom_in_use,$lonhost_in_use,$result);
+ my @hosts = ¤t_machine_ids();
+ foreach my $lonhost (@hosts) {
+ if (&host_domain($lonhost) eq $dom) {
+ $dom_in_use = $dom;
+ $lonhost_in_use = $lonhost;
+ last;
+ }
+ }
+ if ($dom_in_use ne '') {
+ $result = &spares_for_offload($dom_in_use,$lonhost_in_use);
+ }
+ if (ref($result) ne 'HASH') {
+ $lonhost_in_use = $perlvar{'lonHostID'};
+ $dom_in_use = &host_domain($lonhost_in_use);
+ $result = &spares_for_offload($dom_in_use,$lonhost_in_use);
+ if (ref($result) ne 'HASH') {
+ $result = \%spareid;
+ }
+ }
+ return $result;
+}
+
+sub spares_for_offload {
+ my ($dom_in_use,$lonhost_in_use) = @_;
+ my ($result,$cached)=&is_cached_new('spares',$dom_in_use);
+ if (defined($cached)) {
+ return $result;
+ } else {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['usersessions'],$dom_in_use);
+ if (ref($domconfig{'usersessions'}) eq 'HASH') {
+ if (ref($domconfig{'usersessions'}{'spares'}) eq 'HASH') {
+ if (ref($domconfig{'usersessions'}{'spares'}{$lonhost_in_use}) eq 'HASH') {
+ return &do_cache_new('spares',$dom_in_use,$domconfig{'usersessions'}{'spares'}{$lonhost_in_use},$cachetime);
+ }
+ }
+ }
+ }
+ return;
+}
+
+sub get_lonbalancer_config {
+ my ($servers) = @_;
+ my ($currbalancer,$currtargets);
+ if (ref($servers) eq 'HASH') {
+ foreach my $server (keys(%{$servers})) {
+ my %what = (
+ spareid => 1,
+ perlvar => 1,
+ );
+ my ($result,$returnhash) = &get_remote_globals($server,\%what);
+ if ($result eq 'ok') {
+ if (ref($returnhash) eq 'HASH') {
+ if (ref($returnhash->{'perlvar'}) eq 'HASH') {
+ if ($returnhash->{'perlvar'}->{'lonBalancer'} eq 'yes') {
+ $currbalancer = $server;
+ $currtargets = {};
+ if (ref($returnhash->{'spareid'}) eq 'HASH') {
+ if (ref($returnhash->{'spareid'}->{'primary'}) eq 'ARRAY') {
+ $currtargets->{'primary'} = $returnhash->{'spareid'}->{'primary'};
+ }
+ if (ref($returnhash->{'spareid'}->{'default'}) eq 'ARRAY') {
+ $currtargets->{'default'} = $returnhash->{'spareid'}->{'default'};
+ }
+ }
+ last;
+ }
+ }
+ }
+ }
+ }
+ }
+ return ($currbalancer,$currtargets);
+}
+
+sub check_loadbalancing {
+ my ($uname,$udom,$caller) = @_;
+ my ($is_balancer,$currtargets,$currrules,$dom_in_use,$homeintdom,
+ $rule_in_effect,$offloadto,$otherserver,$setcookie);
+ my $lonhost = $perlvar{'lonHostID'};
+ my @hosts = ¤t_machine_ids();
+ my $uprimary_id = &Apache::lonnet::domain($udom,'primary');
+ my $uintdom = &Apache::lonnet::internet_dom($uprimary_id);
+ my $intdom = &Apache::lonnet::internet_dom($lonhost);
+ my $serverhomedom = &host_domain($lonhost);
+ my $domneedscache;
+ my $cachetime = 60*60*24;
+
+ if (($uintdom ne '') && ($uintdom eq $intdom)) {
+ $dom_in_use = $udom;
+ $homeintdom = 1;
+ } else {
+ $dom_in_use = $serverhomedom;
+ }
+ my ($result,$cached)=&is_cached_new('loadbalancing',$dom_in_use);
+ unless (defined($cached)) {
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$dom_in_use);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ $result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'loadbalancing'},$cachetime);
+ } else {
+ $domneedscache = $dom_in_use;
+ }
+ }
+ if (ref($result) eq 'HASH') {
+ ($is_balancer,$currtargets,$currrules,$setcookie) =
+ &check_balancer_result($result,@hosts);
+ if ($is_balancer) {
+ if (ref($currrules) eq 'HASH') {
+ if ($homeintdom) {
+ if ($uname ne '') {
+ if (($currrules->{'_LC_adv'} ne '') || ($currrules->{'_LC_author'} ne '')) {
+ my ($is_adv,$is_author) = &is_advanced_user($udom,$uname);
+ if (($currrules->{'_LC_author'} ne '') && ($is_author)) {
+ $rule_in_effect = $currrules->{'_LC_author'};
+ } elsif (($currrules->{'_LC_adv'} ne '') && ($is_adv)) {
+ $rule_in_effect = $currrules->{'_LC_adv'}
+ }
+ }
+ if ($rule_in_effect eq '') {
+ my %userenv = &userenvironment($udom,$uname,'inststatus');
+ if ($userenv{'inststatus'} ne '') {
+ my @statuses = map { &unescape($_); } split(/:/,$userenv{'inststatus'});
+ my ($othertitle,$usertypes,$types) =
+ &Apache::loncommon::sorted_inst_types($udom);
+ if (ref($types) eq 'ARRAY') {
+ foreach my $type (@{$types}) {
+ if (grep(/^\Q$type\E$/,@statuses)) {
+ if (exists($currrules->{$type})) {
+ $rule_in_effect = $currrules->{$type};
+ }
+ }
+ }
+ }
+ } else {
+ if (exists($currrules->{'default'})) {
+ $rule_in_effect = $currrules->{'default'};
+ }
+ }
+ }
+ } else {
+ if (exists($currrules->{'default'})) {
+ $rule_in_effect = $currrules->{'default'};
+ }
+ }
+ } else {
+ if ($currrules->{'_LC_external'} ne '') {
+ $rule_in_effect = $currrules->{'_LC_external'};
+ }
+ }
+ $offloadto = &get_loadbalancer_targets($rule_in_effect,$currtargets,
+ $uname,$udom);
+ }
+ }
+ } elsif (($homeintdom) && ($udom ne $serverhomedom)) {
+ ($result,$cached)=&is_cached_new('loadbalancing',$serverhomedom);
+ unless (defined($cached)) {
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$serverhomedom);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ $result = &do_cache_new('loadbalancing',$serverhomedom,$domconfig{'loadbalancing'},$cachetime);
+ } else {
+ $domneedscache = $serverhomedom;
+ }
+ }
+ if (ref($result) eq 'HASH') {
+ ($is_balancer,$currtargets,$currrules,$setcookie) =
+ &check_balancer_result($result,@hosts);
+ if ($is_balancer) {
+ if (ref($currrules) eq 'HASH') {
+ if ($currrules->{'_LC_internetdom'} ne '') {
+ $rule_in_effect = $currrules->{'_LC_internetdom'};
+ }
+ }
+ $offloadto = &get_loadbalancer_targets($rule_in_effect,$currtargets,
+ $uname,$udom);
+ }
+ } else {
+ if ($perlvar{'lonBalancer'} eq 'yes') {
+ $is_balancer = 1;
+ $offloadto = &this_host_spares($dom_in_use);
+ }
+ unless (defined($cached)) {
+ $domneedscache = $serverhomedom;
+ }
+ }
+ } else {
+ if ($perlvar{'lonBalancer'} eq 'yes') {
+ $is_balancer = 1;
+ $offloadto = &this_host_spares($dom_in_use);
+ }
+ unless (defined($cached)) {
+ $domneedscache = $serverhomedom;
+ }
+ }
+ if ($domneedscache) {
+ &do_cache_new('loadbalancing',$domneedscache,$is_balancer,$cachetime);
+ }
+ if (($is_balancer) && ($caller ne 'switchserver')) {
+ my $lowest_load = 30000;
+ if (ref($offloadto) eq 'HASH') {
+ if (ref($offloadto->{'primary'}) eq 'ARRAY') {
+ foreach my $try_server (@{$offloadto->{'primary'}}) {
+ ($otherserver,$lowest_load) =
+ &compare_server_load($try_server,$otherserver,$lowest_load);
+ }
+ }
+ my $found_server = ($otherserver ne '' && $lowest_load < 100);
+
+ if (!$found_server) {
+ if (ref($offloadto->{'default'}) eq 'ARRAY') {
+ foreach my $try_server (@{$offloadto->{'default'}}) {
+ ($otherserver,$lowest_load) =
+ &compare_server_load($try_server,$otherserver,$lowest_load);
+ }
+ }
+ }
+ } elsif (ref($offloadto) eq 'ARRAY') {
+ if (@{$offloadto} == 1) {
+ $otherserver = $offloadto->[0];
+ } elsif (@{$offloadto} > 1) {
+ foreach my $try_server (@{$offloadto}) {
+ ($otherserver,$lowest_load) =
+ &compare_server_load($try_server,$otherserver,$lowest_load);
+ }
+ }
+ }
+ unless ($caller eq 'login') {
+ if (($otherserver ne '') && (grep(/^\Q$otherserver\E$/,@hosts))) {
+ $is_balancer = 0;
+ if ($uname ne '' && $udom ne '') {
+ if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {
+ &appenv({'user.loadbalexempt' => $lonhost,
+ 'user.loadbalcheck.time' => time});
+ }
+ }
+ }
+ }
+ }
+ if (($is_balancer) && (!$homeintdom)) {
+ undef($setcookie);
+ }
+ return ($is_balancer,$otherserver,$setcookie);
+}
+
+sub check_balancer_result {
+ my ($result,@hosts) = @_;
+ my ($is_balancer,$currtargets,$currrules,$setcookie);
+ if (ref($result) eq 'HASH') {
+ if ($result->{'lonhost'} ne '') {
+ my $currbalancer = $result->{'lonhost'};
+ if (grep(/^\Q$currbalancer\E$/,@hosts)) {
+ $is_balancer = 1;
+ $currtargets = $result->{'targets'};
+ $currrules = $result->{'rules'};
+ }
+ } else {
+ foreach my $key (keys(%{$result})) {
+ if (($key ne '') && (grep(/^\Q$key\E$/,@hosts)) &&
+ (ref($result->{$key}) eq 'HASH')) {
+ $is_balancer = 1;
+ $currrules = $result->{$key}{'rules'};
+ $currtargets = $result->{$key}{'targets'};
+ $setcookie = $result->{$key}{'cookie'};
+ last;
+ }
+ }
+ }
+ }
+ return ($is_balancer,$currtargets,$currrules,$setcookie);
+}
+
+sub get_loadbalancer_targets {
+ my ($rule_in_effect,$currtargets,$uname,$udom) = @_;
+ my $offloadto;
+ if ($rule_in_effect eq 'none') {
+ return [$perlvar{'lonHostID'}];
+ } elsif ($rule_in_effect eq '') {
+ $offloadto = $currtargets;
+ } else {
+ if ($rule_in_effect eq 'homeserver') {
+ my $homeserver = &homeserver($uname,$udom);
+ if ($homeserver ne 'no_host') {
+ $offloadto = [$homeserver];
+ }
+ } elsif ($rule_in_effect eq 'externalbalancer') {
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['loadbalancing'],$udom);
+ if (ref($domconfig{'loadbalancing'}) eq 'HASH') {
+ if ($domconfig{'loadbalancing'}{'lonhost'} ne '') {
+ if (&hostname($domconfig{'loadbalancing'}{'lonhost'}) ne '') {
+ $offloadto = [$domconfig{'loadbalancing'}{'lonhost'}];
+ }
+ }
+ } else {
+ my %servers = &internet_dom_servers($udom);
+ my ($remotebalancer,$remotetargets) = &get_lonbalancer_config(\%servers);
+ if (&hostname($remotebalancer) ne '') {
+ $offloadto = [$remotebalancer];
+ }
+ }
+ } elsif (&hostname($rule_in_effect) ne '') {
+ $offloadto = [$rule_in_effect];
+ }
+ }
+ return $offloadto;
+}
+
+sub internet_dom_servers {
+ my ($dom) = @_;
+ my (%uniqservers,%servers);
+ my $primaryserver = &hostname(&domain($dom,'primary'));
+ my @machinedoms = &machine_domains($primaryserver);
+ foreach my $mdom (@machinedoms) {
+ my %currservers = %servers;
+ my %server = &get_servers($mdom);
+ %servers = (%currservers,%server);
+ }
+ my %by_hostname;
+ foreach my $id (keys(%servers)) {
+ push(@{$by_hostname{$servers{$id}}},$id);
+ }
+ foreach my $hostname (sort(keys(%by_hostname))) {
+ if (@{$by_hostname{$hostname}} > 1) {
+ my $match = 0;
+ foreach my $id (@{$by_hostname{$hostname}}) {
+ if (&host_domain($id) eq $dom) {
+ $uniqservers{$id} = $hostname;
+ $match = 1;
+ }
+ }
+ unless ($match) {
+ $uniqservers{$by_hostname{$hostname}[0]} = $hostname;
+ }
+ } else {
+ $uniqservers{$by_hostname{$hostname}[0]} = $hostname;
+ }
+ }
+ return %uniqservers;
+}
+
# ---------------------- Find the homebase for a user from domain's lib servers
my %homecache;
@@ -563,18 +1761,19 @@ sub homeserver {
my $index="$uname:$udom";
if (exists($homecache{$index})) { return $homecache{$index}; }
- my $tryserver;
- foreach $tryserver (keys %libserv) {
+
+ my %servers = &get_servers($udom,'library');
+ foreach my $tryserver (keys(%servers)) {
next if ($ignoreBadCache ne 'true' &&
exists($badServerCache{$tryserver}));
- if ($hostdom{$tryserver} eq $udom) {
- my $answer=reply("home:$udom:$uname",$tryserver);
- if ($answer eq 'found') {
- return $homecache{$index}=$tryserver;
- } elsif ($answer eq 'no_host') {
- $badServerCache{$tryserver}=1;
- }
- }
+
+ my $answer=reply("home:$udom:$uname",$tryserver);
+ if ($answer eq 'found') {
+ delete($badServerCache{$tryserver});
+ return $homecache{$index}=$tryserver;
+ } elsif ($answer eq 'no_host') {
+ $badServerCache{$tryserver}=1;
+ }
}
return 'no_host';
}
@@ -585,24 +1784,22 @@ sub idget {
my ($udom,@ids)=@_;
my %returnhash=();
- my $tryserver;
- foreach $tryserver (keys %libserv) {
- if ($hostdom{$tryserver} eq $udom) {
- my $idlist=join('&',@ids);
- $idlist=~tr/A-Z/a-z/;
- my $reply=&reply("idget:$udom:".$idlist,$tryserver);
- my @answer=();
- if (($reply ne 'con_lost') && ($reply!~/^error\:/)) {
- @answer=split(/\&/,$reply);
- } ;
- my $i;
- for ($i=0;$i<=$#ids;$i++) {
- if ($answer[$i]) {
- $returnhash{$ids[$i]}=$answer[$i];
- }
- }
- }
- }
+ my %servers = &get_servers($udom,'library');
+ foreach my $tryserver (keys(%servers)) {
+ my $idlist=join('&', map { &escape($_); } @ids);
+ $idlist=~tr/A-Z/a-z/;
+ my $reply=&reply("idget:$udom:".$idlist,$tryserver);
+ my @answer=();
+ if (($reply ne 'con_lost') && ($reply!~/^error\:/)) {
+ @answer=split(/\&/,$reply);
+ } ;
+ my $i;
+ for ($i=0;$i<=$#ids;$i++) {
+ if ($answer[$i]) {
+ $returnhash{$ids[$i]}=&unescape($answer[$i]);
+ }
+ }
+ }
return %returnhash;
}
@@ -611,8 +1808,8 @@ sub idget {
sub idrget {
my ($udom,@unames)=@_;
my %returnhash=();
- foreach (@unames) {
- $returnhash{$_}=(&userenvironment($udom,$_,'id'))[1];
+ foreach my $uname (@unames) {
+ $returnhash{$uname}=(&userenvironment($udom,$uname,'id'))[1];
}
return %returnhash;
}
@@ -622,23 +1819,768 @@ sub idrget {
sub idput {
my ($udom,%ids)=@_;
my %servers=();
- foreach (keys %ids) {
- &cput('environment',{'id'=>$ids{$_}},$udom,$_);
- my $uhom=&homeserver($_,$udom);
+ foreach my $uname (keys(%ids)) {
+ &cput('environment',{'id'=>$ids{$uname}},$udom,$uname);
+ my $uhom=&homeserver($uname,$udom);
if ($uhom ne 'no_host') {
- my $id=&escape($ids{$_});
+ my $id=&escape($ids{$uname});
$id=~tr/A-Z/a-z/;
- my $unam=&escape($_);
+ my $esc_unam=&escape($uname);
if ($servers{$uhom}) {
- $servers{$uhom}.='&'.$id.'='.$unam;
+ $servers{$uhom}.='&'.$id.'='.$esc_unam;
} else {
- $servers{$uhom}=$id.'='.$unam;
+ $servers{$uhom}=$id.'='.$esc_unam;
+ }
+ }
+ }
+ foreach my $server (keys(%servers)) {
+ &critical('idput:'.$udom.':'.$servers{$server},$server);
+ }
+}
+
+# ---------------------------------------- Delete unwanted IDs from ids.db file
+
+sub iddel {
+ my ($udom,$idshashref,$uhome)=@_;
+ my %result=();
+ unless (ref($idshashref) eq 'HASH') {
+ return %result;
+ }
+ my %servers=();
+ while (my ($id,$uname) = each(%{$idshashref})) {
+ my $uhom;
+ if ($uhome) {
+ $uhom = $uhome;
+ } else {
+ $uhom=&homeserver($uname,$udom);
+ }
+ if ($uhom ne 'no_host') {
+ if ($servers{$uhom}) {
+ $servers{$uhom}.='&'.&escape($id);
+ } else {
+ $servers{$uhom}=&escape($id);
+ }
+ }
+ }
+ foreach my $server (keys(%servers)) {
+ $result{$server} = &critical('iddel:'.$udom.':'.$servers{$server},$uhome);
+ }
+ return %result;
+}
+
+# ------------------------------dump from db file owned by domainconfig user
+sub dump_dom {
+ my ($namespace, $udom, $regexp) = @_;
+
+ $udom ||= $env{'user.domain'};
+
+ return () unless $udom;
+
+ return &dump($namespace, $udom, &get_domainconfiguser($udom), $regexp);
+}
+
+# ------------------------------------------ get items from domain db files
+
+sub get_dom {
+ my ($namespace,$storearr,$udom,$uhome)=@_;
+ return if ($udom eq 'public');
+ my $items='';
+ foreach my $item (@$storearr) {
+ $items.=&escape($item).'&';
+ }
+ $items=~s/\&$//;
+ if (!$udom) {
+ $udom=$env{'user.domain'};
+ return if ($udom eq 'public');
+ if (defined(&domain($udom,'primary'))) {
+ $uhome=&domain($udom,'primary');
+ } else {
+ undef($uhome);
+ }
+ } else {
+ if (!$uhome) {
+ if (defined(&domain($udom,'primary'))) {
+ $uhome=&domain($udom,'primary');
+ }
+ }
+ }
+ if ($udom && $uhome && ($uhome ne 'no_host')) {
+ my $rep;
+ if (grep { $_ eq $uhome } ¤t_machine_ids()) {
+ # domain information is hosted on this machine
+ $rep = &LONCAPA::Lond::get_dom("getdom:$udom:$namespace:$items");
+ } else {
+ $rep=&reply("getdom:$udom:$namespace:$items",$uhome);
+ }
+ my %returnhash;
+ if ($rep eq '' || $rep =~ /^error: 2 /) {
+ return %returnhash;
+ }
+ my @pairs=split(/\&/,$rep);
+ if ( $#pairs==0 && $pairs[0] =~ /^(con_lost|error|no_such_host)/i) {
+ return @pairs;
+ }
+ my $i=0;
+ foreach my $item (@$storearr) {
+ $returnhash{$item}=&thaw_unescape($pairs[$i]);
+ $i++;
+ }
+ return %returnhash;
+ } else {
+ &logthis("get_dom failed - no homeserver and/or domain ($udom) ($uhome)");
+ }
+}
+
+# -------------------------------------------- put items in domain db files
+
+sub put_dom {
+ my ($namespace,$storehash,$udom,$uhome)=@_;
+ if (!$udom) {
+ $udom=$env{'user.domain'};
+ if (defined(&domain($udom,'primary'))) {
+ $uhome=&domain($udom,'primary');
+ } else {
+ undef($uhome);
+ }
+ } else {
+ if (!$uhome) {
+ if (defined(&domain($udom,'primary'))) {
+ $uhome=&domain($udom,'primary');
+ }
+ }
+ }
+ if ($udom && $uhome && ($uhome ne 'no_host')) {
+ my $items='';
+ foreach my $item (keys(%$storehash)) {
+ $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&';
+ }
+ $items=~s/\&$//;
+ return &reply("putdom:$udom:$namespace:$items",$uhome);
+ } else {
+ &logthis("put_dom failed - no homeserver and/or domain");
+ }
+}
+
+# --------------------- newput for items in db file owned by domainconfig user
+sub newput_dom {
+ my ($namespace,$storehash,$udom) = @_;
+ my $result;
+ if (!$udom) {
+ $udom=$env{'user.domain'};
+ }
+ if ($udom) {
+ my $uname = &get_domainconfiguser($udom);
+ $result = &newput($namespace,$storehash,$udom,$uname);
+ }
+ return $result;
+}
+
+# --------------------- delete for items in db file owned by domainconfig user
+sub del_dom {
+ my ($namespace,$storearr,$udom)=@_;
+ if (ref($storearr) eq 'ARRAY') {
+ if (!$udom) {
+ $udom=$env{'user.domain'};
+ }
+ if ($udom) {
+ my $uname = &get_domainconfiguser($udom);
+ return &del($namespace,$storearr,$udom,$uname);
+ }
+ }
+}
+
+# ----------------------------------construct domainconfig user for a domain
+sub get_domainconfiguser {
+ my ($udom) = @_;
+ return $udom.'-domainconfig';
+}
+
+sub retrieve_inst_usertypes {
+ my ($udom) = @_;
+ my (%returnhash,@order);
+ my %domdefs = &Apache::lonnet::get_domain_defaults($udom);
+ if ((ref($domdefs{'inststatustypes'}) eq 'HASH') &&
+ (ref($domdefs{'inststatusorder'}) eq 'ARRAY')) {
+ return ($domdefs{'inststatustypes'},$domdefs{'inststatusorder'});
+ } else {
+ if (defined(&domain($udom,'primary'))) {
+ my $uhome=&domain($udom,'primary');
+ my $rep=&reply("inst_usertypes:$udom",$uhome);
+ if ($rep =~ /^(con_lost|error|no_such_host|refused)/) {
+ &logthis("retrieve_inst_usertypes failed - $rep returned from $uhome in domain: $udom");
+ return (\%returnhash,\@order);
+ }
+ my ($hashitems,$orderitems) = split(/:/,$rep);
+ my @pairs=split(/\&/,$hashitems);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ $key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ $returnhash{$key}=&thaw_unescape($value);
+ }
+ my @esc_order = split(/\&/,$orderitems);
+ foreach my $item (@esc_order) {
+ push(@order,&unescape($item));
}
+ } else {
+ &logthis("retrieve_inst_usertypes failed - no primary domain server for $udom");
}
+ return (\%returnhash,\@order);
}
- foreach (keys %servers) {
- &critical('idput:'.$udom.':'.$servers{$_},$_);
+}
+
+sub is_domainimage {
+ my ($url) = @_;
+ if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo|login)/+[^/]-) {
+ if (&domain($1) ne '') {
+ return '1';
+ }
}
+ return;
+}
+
+sub inst_directory_query {
+ my ($srch) = @_;
+ my $udom = $srch->{'srchdomain'};
+ my %results;
+ my $homeserver = &domain($udom,'primary');
+ my $outcome;
+ if ($homeserver ne '') {
+ unless ($homeserver eq $perlvar{'lonHostID'}) {
+ if ($srch->{'srchby'} eq 'email') {
+ my $lcrev = &get_server_loncaparev($udom,$homeserver);
+ my ($major,$minor,$subver) = ($lcrev =~ /^\'?(\d+)\.(\d+)\.(\d+)[\w.\-]+\'?$/);
+ if (($major eq '' && $minor eq '') || ($major < 2) ||
+ (($major == 2) && ($minor < 11)) ||
+ (($major == 2) && ($minor == 11) && ($subver < 3))) {
+ return;
+ }
+ }
+ }
+ my $queryid=&reply("querysend:instdirsearch:".
+ &escape($srch->{'srchby'}).':'.
+ &escape($srch->{'srchterm'}).':'.
+ &escape($srch->{'srchtype'}),$homeserver);
+ my $host=&hostname($homeserver);
+ if ($queryid !~/^\Q$host\E\_/) {
+ &logthis('institutional directory search invalid queryid: '.$queryid.' for host: '.$homeserver.' in domain '.$udom);
+ return;
+ }
+ my $response = &get_query_reply($queryid);
+ my $maxtries = 5;
+ my $tries = 1;
+ while (($response=~/^timeout/) && ($tries < $maxtries)) {
+ $response = &get_query_reply($queryid);
+ $tries ++;
+ }
+
+ if (!&error($response) && $response ne 'refused') {
+ if ($response eq 'unavailable') {
+ $outcome = $response;
+ } else {
+ $outcome = 'ok';
+ my @matches = split(/\n/,$response);
+ foreach my $match (@matches) {
+ my ($key,$value) = split(/=/,$match);
+ $results{&unescape($key).':'.$udom} = &thaw_unescape($value);
+ }
+ }
+ }
+ }
+ return ($outcome,%results);
+}
+
+sub usersearch {
+ my ($srch) = @_;
+ my $dom = $srch->{'srchdomain'};
+ my %results;
+ my %libserv = &all_library();
+ my $query = 'usersearch';
+ foreach my $tryserver (keys(%libserv)) {
+ if (&host_domain($tryserver) eq $dom) {
+ unless ($tryserver eq $perlvar{'lonHostID'}) {
+ if ($srch->{'srchby'} eq 'email') {
+ my $lcrev = &get_server_loncaparev($dom,$tryserver);
+ my ($major,$minor,$subver) = ($lcrev =~ /^\'?(\d+)\.(\d+)\.(\d+)[\w.\-]+\'?$/);
+ next if (($major eq '' && $minor eq '') || ($major < 2) ||
+ (($major == 2) && ($minor < 11)) ||
+ (($major == 2) && ($minor == 11) && ($subver < 3)));
+ }
+ }
+ my $host=&hostname($tryserver);
+ my $queryid=
+ &reply("querysend:".&escape($query).':'.
+ &escape($srch->{'srchby'}).':'.
+ &escape($srch->{'srchtype'}).':'.
+ &escape($srch->{'srchterm'}),$tryserver);
+ if ($queryid !~/^\Q$host\E\_/) {
+ &logthis('usersearch: invalid queryid: '.$queryid.' for host: '.$host.'in domain '.$dom.' and server: '.$tryserver);
+ next;
+ }
+ my $reply = &get_query_reply($queryid);
+ my $maxtries = 1;
+ my $tries = 1;
+ while (($reply=~/^timeout/) && ($tries < $maxtries)) {
+ $reply = &get_query_reply($queryid);
+ $tries ++;
+ }
+ if ( ($reply =~/^timeout/) || ($reply =~/^error/) ) {
+ &logthis('usersrch error: '.$reply.' for '.$dom.' - searching for : '.$srch->{'srchterm'}.' by '.$srch->{'srchby'}.' ('.$srch->{'srchtype'}.') - maxtries: '.$maxtries.' tries: '.$tries);
+ } else {
+ my @matches;
+ if ($reply =~ /\n/) {
+ @matches = split(/\n/,$reply);
+ } else {
+ @matches = split(/\&/,$reply);
+ }
+ foreach my $match (@matches) {
+ my ($uname,$udom,%userhash);
+ foreach my $entry (split(/:/,$match)) {
+ my ($key,$value) =
+ map {&unescape($_);} split(/=/,$entry);
+ $userhash{$key} = $value;
+ if ($key eq 'username') {
+ $uname = $value;
+ } elsif ($key eq 'domain') {
+ $udom = $value;
+ }
+ }
+ $results{$uname.':'.$udom} = \%userhash;
+ }
+ }
+ }
+ }
+ return %results;
+}
+
+sub get_instuser {
+ my ($udom,$uname,$id) = @_;
+ my $homeserver = &domain($udom,'primary');
+ my ($outcome,%results);
+ if ($homeserver ne '') {
+ my $queryid=&reply("querysend:getinstuser:".&escape($uname).':'.
+ &escape($id).':'.&escape($udom),$homeserver);
+ my $host=&hostname($homeserver);
+ if ($queryid !~/^\Q$host\E\_/) {
+ &logthis('get_instuser invalid queryid: '.$queryid.' for host: '.$homeserver.'in domain '.$udom);
+ return;
+ }
+ my $response = &get_query_reply($queryid);
+ my $maxtries = 5;
+ my $tries = 1;
+ while (($response=~/^timeout/) && ($tries < $maxtries)) {
+ $response = &get_query_reply($queryid);
+ $tries ++;
+ }
+ if (!&error($response) && $response ne 'refused') {
+ if ($response eq 'unavailable') {
+ $outcome = $response;
+ } else {
+ $outcome = 'ok';
+ my @matches = split(/\n/,$response);
+ foreach my $match (@matches) {
+ my ($key,$value) = split(/=/,$match);
+ $results{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ }
+ my %userinfo;
+ if (ref($results{$uname}) eq 'HASH') {
+ %userinfo = %{$results{$uname}};
+ }
+ return ($outcome,%userinfo);
+}
+
+sub get_multiple_instusers {
+ my ($udom,$users,$caller) = @_;
+ my ($outcome,$results);
+ if (ref($users) eq 'HASH') {
+ my $count = keys(%{$users});
+ my $requested = &freeze_escape($users);
+ my $homeserver = &domain($udom,'primary');
+ if ($homeserver ne '') {
+ my $queryid=&reply('querysend:getmultinstusers:::'.$caller.'='.$requested,$homeserver);
+ my $host=&hostname($homeserver);
+ if ($queryid !~/^\Q$host\E\_/) {
+ &logthis('get_multiple_instusers invalid queryid: '.$queryid.
+ ' for host: '.$homeserver.'in domain '.$udom);
+ return ($outcome,$results);
+ }
+ my $response = &get_query_reply($queryid);
+ my $maxtries = 5;
+ if ($count > 100) {
+ $maxtries = 1+int($count/20);
+ }
+ my $tries = 1;
+ while (($response=~/^timeout/) && ($tries <= $maxtries)) {
+ $response = &get_query_reply($queryid);
+ $tries ++;
+ }
+ if ($response eq '') {
+ $results = {};
+ foreach my $key (keys(%{$users})) {
+ my ($uname,$id);
+ if ($caller eq 'id') {
+ $id = $key;
+ } else {
+ $uname = $key;
+ }
+ my ($resp,%info) = &get_instuser($udom,$uname,$id);
+ $outcome = $resp;
+ if ($resp eq 'ok') {
+ %{$results} = (%{$results}, %info);
+ } else {
+ last;
+ }
+ }
+ } elsif(!&error($response) && ($response ne 'refused')) {
+ if (($response eq 'unavailable') || ($response eq 'invalid') || ($response eq 'timeout')) {
+ $outcome = $response;
+ } else {
+ ($outcome,my $userdata) = split(/=/,$response,2);
+ if ($outcome eq 'ok') {
+ $results = &thaw_unescape($userdata);
+ }
+ }
+ }
+ }
+ }
+ return ($outcome,$results);
+}
+
+sub inst_rulecheck {
+ my ($udom,$uname,$id,$item,$rules) = @_;
+ my %returnhash;
+ if ($udom ne '') {
+ if (ref($rules) eq 'ARRAY') {
+ @{$rules} = map {&escape($_);} (@{$rules});
+ my $rulestr = join(':',@{$rules});
+ my $homeserver=&domain($udom,'primary');
+ if (($homeserver ne '') && ($homeserver ne 'no_host')) {
+ my $response;
+ if ($item eq 'username') {
+ $response=&unescape(&reply('instrulecheck:'.&escape($udom).
+ ':'.&escape($uname).':'.$rulestr,
+ $homeserver));
+ } elsif ($item eq 'id') {
+ $response=&unescape(&reply('instidrulecheck:'.&escape($udom).
+ ':'.&escape($id).':'.$rulestr,
+ $homeserver));
+ } elsif ($item eq 'selfcreate') {
+ $response=&unescape(&reply('instselfcreatecheck:'.
+ &escape($udom).':'.&escape($uname).
+ ':'.$rulestr,$homeserver));
+ }
+ if ($response ne 'refused') {
+ my @pairs=split(/\&/,$response);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ $key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ $returnhash{$key}=&thaw_unescape($value);
+ }
+ }
+ }
+ }
+ }
+ return %returnhash;
+}
+
+sub inst_userrules {
+ my ($udom,$check) = @_;
+ my (%ruleshash,@ruleorder);
+ if ($udom ne '') {
+ my $homeserver=&domain($udom,'primary');
+ if (($homeserver ne '') && ($homeserver ne 'no_host')) {
+ my $response;
+ if ($check eq 'id') {
+ $response=&reply('instidrules:'.&escape($udom),
+ $homeserver);
+ } elsif ($check eq 'email') {
+ $response=&reply('instemailrules:'.&escape($udom),
+ $homeserver);
+ } else {
+ $response=&reply('instuserrules:'.&escape($udom),
+ $homeserver);
+ }
+ if (($response ne 'refused') && ($response ne 'error') &&
+ ($response ne 'unknown_cmd') &&
+ ($response ne 'no_such_host')) {
+ my ($hashitems,$orderitems) = split(/:/,$response);
+ my @pairs=split(/\&/,$hashitems);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ $key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ $ruleshash{$key}=&thaw_unescape($value);
+ }
+ my @esc_order = split(/\&/,$orderitems);
+ foreach my $item (@esc_order) {
+ push(@ruleorder,&unescape($item));
+ }
+ }
+ }
+ }
+ return (\%ruleshash,\@ruleorder);
+}
+
+# ------------- Get Authentication, Language and User Tools Defaults for Domain
+
+sub get_domain_defaults {
+ my ($domain,$ignore_cache) = @_;
+ return if (($domain eq '') || ($domain eq 'public'));
+ my $cachetime = 60*60*24;
+ unless ($ignore_cache) {
+ my ($result,$cached)=&is_cached_new('domdefaults',$domain);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ return %{$result};
+ }
+ }
+ }
+ my %domdefaults;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['defaults','quotas',
+ 'requestcourses','inststatus',
+ 'coursedefaults','usersessions',
+ 'requestauthor','selfenrollment',
+ 'coursecategories','autoenroll',
+ 'helpsettings'],$domain);
+ my @coursetypes = ('official','unofficial','community','textbook');
+ if (ref($domconfig{'defaults'}) eq 'HASH') {
+ $domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'};
+ $domdefaults{'auth_def'} = $domconfig{'defaults'}{'auth_def'};
+ $domdefaults{'auth_arg_def'} = $domconfig{'defaults'}{'auth_arg_def'};
+ $domdefaults{'timezone_def'} = $domconfig{'defaults'}{'timezone_def'};
+ $domdefaults{'datelocale_def'} = $domconfig{'defaults'}{'datelocale_def'};
+ $domdefaults{'portal_def'} = $domconfig{'defaults'}{'portal_def'};
+ $domdefaults{'intauth_cost'} = $domconfig{'defaults'}{'intauth_cost'};
+ $domdefaults{'intauth_switch'} = $domconfig{'defaults'}{'intauth_switch'};
+ $domdefaults{'intauth_check'} = $domconfig{'defaults'}{'intauth_check'};
+ } else {
+ $domdefaults{'lang_def'} = &domain($domain,'lang_def');
+ $domdefaults{'auth_def'} = &domain($domain,'auth_def');
+ $domdefaults{'auth_arg_def'} = &domain($domain,'auth_arg_def');
+ }
+ if (ref($domconfig{'quotas'}) eq 'HASH') {
+ if (ref($domconfig{'quotas'}{'defaultquota'}) eq 'HASH') {
+ $domdefaults{'defaultquota'} = $domconfig{'quotas'}{'defaultquota'};
+ } else {
+ $domdefaults{'defaultquota'} = $domconfig{'quotas'};
+ }
+ my @usertools = ('aboutme','blog','webdav','portfolio');
+ foreach my $item (@usertools) {
+ if (ref($domconfig{'quotas'}{$item}) eq 'HASH') {
+ $domdefaults{$item} = $domconfig{'quotas'}{$item};
+ }
+ }
+ if (ref($domconfig{'quotas'}{'authorquota'}) eq 'HASH') {
+ $domdefaults{'authorquota'} = $domconfig{'quotas'}{'authorquota'};
+ }
+ }
+ if (ref($domconfig{'requestcourses'}) eq 'HASH') {
+ foreach my $item ('official','unofficial','community','textbook') {
+ $domdefaults{$item} = $domconfig{'requestcourses'}{$item};
+ }
+ }
+ if (ref($domconfig{'requestauthor'}) eq 'HASH') {
+ $domdefaults{'requestauthor'} = $domconfig{'requestauthor'};
+ }
+ if (ref($domconfig{'inststatus'}) eq 'HASH') {
+ foreach my $item ('inststatustypes','inststatusorder','inststatusguest') {
+ $domdefaults{$item} = $domconfig{'inststatus'}{$item};
+ }
+ }
+ if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
+ $domdefaults{'usejsme'} = $domconfig{'coursedefaults'}{'usejsme'};
+ $domdefaults{'inline_chem'} = $domconfig{'coursedefaults'}{'inline_chem'};
+ $domdefaults{'uselcmath'} = $domconfig{'coursedefaults'}{'uselcmath'};
+ if (ref($domconfig{'coursedefaults'}{'postsubmit'}) eq 'HASH') {
+ $domdefaults{'postsubmit'} = $domconfig{'coursedefaults'}{'postsubmit'}{'client'};
+ }
+ foreach my $type (@coursetypes) {
+ if (ref($domconfig{'coursedefaults'}{'coursecredits'}) eq 'HASH') {
+ unless ($type eq 'community') {
+ $domdefaults{$type.'credits'} = $domconfig{'coursedefaults'}{'coursecredits'}{$type};
+ }
+ }
+ if (ref($domconfig{'coursedefaults'}{'uploadquota'}) eq 'HASH') {
+ $domdefaults{$type.'quota'} = $domconfig{'coursedefaults'}{'uploadquota'}{$type};
+ }
+ if ($domdefaults{'postsubmit'} eq 'on') {
+ if (ref($domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}) eq 'HASH') {
+ $domdefaults{$type.'postsubtimeout'} =
+ $domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}{$type};
+ }
+ }
+ }
+ if (ref($domconfig{'coursedefaults'}{'canclone'}) eq 'HASH') {
+ if (ref($domconfig{'coursedefaults'}{'canclone'}{'instcode'}) eq 'ARRAY') {
+ my @clonecodes = @{$domconfig{'coursedefaults'}{'canclone'}{'instcode'}};
+ if (@clonecodes) {
+ $domdefaults{'canclone'} = join('+',@clonecodes);
+ }
+ }
+ } elsif ($domconfig{'coursedefaults'}{'canclone'}) {
+ $domdefaults{'canclone'}=$domconfig{'coursedefaults'}{'canclone'};
+ }
+ if ($domconfig{'coursedefaults'}{'texengine'}) {
+ $domdefaults{'texengine'} = $domconfig{'coursedefaults'}{'texengine'};
+ }
+ }
+ if (ref($domconfig{'usersessions'}) eq 'HASH') {
+ if (ref($domconfig{'usersessions'}{'remote'}) eq 'HASH') {
+ $domdefaults{'remotesessions'} = $domconfig{'usersessions'}{'remote'};
+ }
+ if (ref($domconfig{'usersessions'}{'hosted'}) eq 'HASH') {
+ $domdefaults{'hostedsessions'} = $domconfig{'usersessions'}{'hosted'};
+ }
+ if (ref($domconfig{'usersessions'}{'offloadnow'}) eq 'HASH') {
+ $domdefaults{'offloadnow'} = $domconfig{'usersessions'}{'offloadnow'};
+ }
+ if (ref($domconfig{'usersessions'}{'offloadoth'}) eq 'HASH') {
+ $domdefaults{'offloadoth'} = $domconfig{'usersessions'}{'offloadoth'};
+ }
+ }
+ if (ref($domconfig{'selfenrollment'}) eq 'HASH') {
+ if (ref($domconfig{'selfenrollment'}{'admin'}) eq 'HASH') {
+ my @settings = ('types','registered','enroll_dates','access_dates','section',
+ 'approval','limit');
+ foreach my $type (@coursetypes) {
+ if (ref($domconfig{'selfenrollment'}{'admin'}{$type}) eq 'HASH') {
+ my @mgrdc = ();
+ foreach my $item (@settings) {
+ if ($domconfig{'selfenrollment'}{'admin'}{$type}{$item} eq '0') {
+ push(@mgrdc,$item);
+ }
+ }
+ if (@mgrdc) {
+ $domdefaults{$type.'selfenrolladmdc'} = join(',',@mgrdc);
+ }
+ }
+ }
+ }
+ if (ref($domconfig{'selfenrollment'}{'default'}) eq 'HASH') {
+ foreach my $type (@coursetypes) {
+ if (ref($domconfig{'selfenrollment'}{'default'}{$type}) eq 'HASH') {
+ foreach my $item (keys(%{$domconfig{'selfenrollment'}{'default'}{$type}})) {
+ $domdefaults{$type.'selfenroll'.$item} = $domconfig{'selfenrollment'}{'default'}{$type}{$item};
+ }
+ }
+ }
+ }
+ }
+ if (ref($domconfig{'coursecategories'}) eq 'HASH') {
+ $domdefaults{'catauth'} = 'std';
+ $domdefaults{'catunauth'} = 'std';
+ if ($domconfig{'coursecategories'}{'auth'}) {
+ $domdefaults{'catauth'} = $domconfig{'coursecategories'}{'auth'};
+ }
+ if ($domconfig{'coursecategories'}{'unauth'}) {
+ $domdefaults{'catunauth'} = $domconfig{'coursecategories'}{'unauth'};
+ }
+ }
+ if (ref($domconfig{'autoenroll'}) eq 'HASH') {
+ $domdefaults{'autofailsafe'} = $domconfig{'autoenroll'}{'autofailsafe'};
+ }
+ if (ref($domconfig{'helpsettings'}) eq 'HASH') {
+ $domdefaults{'submitbugs'} = $domconfig{'helpsettings'}{'submitbugs'};
+ if (ref($domconfig{'helpsettings'}{'adhoc'}) eq 'HASH') {
+ $domdefaults{'adhocroles'} = $domconfig{'helpsettings'}{'adhoc'};
+ }
+ }
+ if (ref($domconfig{'wafproxy'}) eq 'HASH') {
+ foreach my $item ('ipheader','trusted','vpnint','vpnext','sslopt') {
+ if ($domconfig{'wafproxy'}{$item}) {
+ $domdefaults{'waf_'.$item} = $domconfig{'wafproxy'}{$item};
+ }
+ }
+ }
+ &do_cache_new('domdefaults',$domain,\%domdefaults,$cachetime);
+ return %domdefaults;
+}
+
+sub get_dom_cats {
+ my ($dom) = @_;
+ return unless (&domain($dom));
+ my ($cats,$cached)=&is_cached_new('cats',$dom);
+ unless (defined($cached)) {
+ my %domconfig = &get_dom('configuration',['coursecategories'],$dom);
+ if (ref($domconfig{'coursecategories'}) eq 'HASH') {
+ if (ref($domconfig{'coursecategories'}{'cats'}) eq 'HASH') {
+ %{$cats} = %{$domconfig{'coursecategories'}{'cats'}};
+ } else {
+ $cats = {};
+ }
+ } else {
+ $cats = {};
+ }
+ &Apache::lonnet::do_cache_new('cats',$dom,$cats,3600);
+ }
+ return $cats;
+}
+
+sub get_dom_instcats {
+ my ($dom) = @_;
+ return unless (&domain($dom));
+ my ($instcats,$cached)=&is_cached_new('instcats',$dom);
+ unless (defined($cached)) {
+ my (%coursecodes,%codes,@codetitles,%cat_titles,%cat_order);
+ my $totcodes = &retrieve_instcodes(\%coursecodes,$dom);
+ if ($totcodes > 0) {
+ my $caller = 'global';
+ if (&auto_instcode_format($caller,$dom,\%coursecodes,\%codes,
+ \@codetitles,\%cat_titles,\%cat_order) eq 'ok') {
+ $instcats = {
+ codes => \%codes,
+ codetitles => \@codetitles,
+ cat_titles => \%cat_titles,
+ cat_order => \%cat_order,
+ };
+ &do_cache_new('instcats',$dom,$instcats,3600);
+ }
+ }
+ }
+ return $instcats;
+}
+
+sub retrieve_instcodes {
+ my ($coursecodes,$dom) = @_;
+ my $totcodes;
+ my %courses = &courseiddump($dom,'.',1,'.','.','.',undef,undef,'Course');
+ foreach my $course (keys(%courses)) {
+ if (ref($courses{$course}) eq 'HASH') {
+ if ($courses{$course}{'inst_code'} ne '') {
+ $$coursecodes{$course} = $courses{$course}{'inst_code'};
+ $totcodes ++;
+ }
+ }
+ }
+ return $totcodes;
+}
+
+# --------------------------------------------- Get domain config for passwords
+
+sub get_passwdconf {
+ my ($dom) = @_;
+ my (%passwdconf,$gotconf,$lookup);
+ my ($result,$cached)=&is_cached_new('passwdconf',$dom);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ %passwdconf = %{$result};
+ $gotconf = 1;
+ }
+ }
+ unless ($gotconf) {
+ my %domconfig = &get_dom('configuration',['passwords'],$dom);
+ if (ref($domconfig{'passwords'}) eq 'HASH') {
+ %passwdconf = %{$domconfig{'passwords'}};
+ }
+ my $cachetime = 24*60*60;
+ &do_cache_new('passwdconf',$dom,\%passwdconf,$cachetime);
+ }
+ return %passwdconf;
}
# --------------------------------------------------- Assign a key to a student
@@ -673,7 +2615,7 @@ sub assign_access_key {
# key now belongs to user
my $envkey='key.'.$cdom.'_'.$cnum;
if (&put('environment',{$envkey => $ckey}) eq 'ok') {
- &appenv('environment.'.$envkey => $ckey);
+ &appenv({'environment.'.$envkey => $ckey});
return 'ok';
} else {
return
@@ -774,17 +2716,32 @@ sub validate_access_key {
# ------------------------------------- Find the section of student in a course
sub devalidate_getsection_cache {
my ($udom,$unam,$courseid)=@_;
- $courseid=~s/\_/\//g;
- $courseid=~s/^(\w)/\/$1/;
my $hashid="$udom:$unam:$courseid";
&devalidate_cache_new('getsection',$hashid);
}
+sub courseid_to_courseurl {
+ my ($courseid) = @_;
+ #already url style courseid
+ return $courseid if ($courseid =~ m{^/});
+
+ if (exists($env{'course.'.$courseid.'.num'})) {
+ my $cnum = $env{'course.'.$courseid.'.num'};
+ my $cdom = $env{'course.'.$courseid.'.domain'};
+ return "/$cdom/$cnum";
+ }
+
+ my %courseinfo=&Apache::lonnet::coursedescription($courseid);
+ if (exists($courseinfo{'num'})) {
+ return "/$courseinfo{'domain'}/$courseinfo{'num'}";
+ }
+
+ return undef;
+}
+
sub getsection {
my ($udom,$unam,$courseid)=@_;
my $cachetime=1800;
- $courseid=~s/\_/\//g;
- $courseid=~s/^(\w)/\/$1/;
my $hashid="$udom:$unam:$courseid";
my ($result,$cached)=&is_cached_new('getsection',$hashid);
@@ -805,14 +2762,13 @@ sub getsection {
# If there is more than one expired role, choose the one which ended last.
# If there is a role which has expired, return it.
#
- foreach (split(/\&/,&reply('dump:'.$udom.':'.$unam.':roles',
- &homeserver($unam,$udom)))) {
- my ($key,$value)=split(/\=/,$_);
- $key=&unescape($key);
+ $courseid = &courseid_to_courseurl($courseid);
+ my %roleshash = &dump('roles',$udom,$unam,$courseid);
+ foreach my $key (keys(%roleshash)) {
next if ($key !~/^\Q$courseid\E(?:\/)*(\w+)*\_st$/);
my $section=$1;
if ($key eq $courseid.'_st') { $section=''; }
- my ($dummy,$end,$start)=split(/\_/,&unescape($value));
+ my ($dummy,$end,$start)=split(/\_/,&unescape($roleshash{$key}));
my $now=time;
if (defined($end) && $end && ($now > $end)) {
$Expired{$end}=$section;
@@ -840,11 +2796,10 @@ sub getsection {
}
sub save_cache {
- my ($r)=@_;
- if (! $r->is_initial_req()) { return DECLINED; }
&purge_remembered();
+ #&Apache::loncommon::validate_page();
undef(%env);
- return OK;
+ undef($env_loaded);
}
my $to_remember=-1;
@@ -852,24 +2807,37 @@ my %remembered;
my %accessed;
my $kicks=0;
my $hits=0;
+sub make_key {
+ my ($name,$id) = @_;
+ if (length($id) > 65
+ && length(&escape($id)) > 200) {
+ $id=length($id).':'.&Digest::MD5::md5_hex($id);
+ }
+ return &escape($name.':'.$id);
+}
+
sub devalidate_cache_new {
my ($name,$id,$debug) = @_;
if ($debug) { &Apache::lonnet::logthis("deleting $name:$id"); }
- $id=&escape($name.':'.$id);
+ my $remembered_id=$name.':'.$id;
+ $id=&make_key($name,$id);
$memcache->delete($id);
- delete($remembered{$id});
- delete($accessed{$id});
+ delete($remembered{$remembered_id});
+ delete($accessed{$remembered_id});
}
sub is_cached_new {
my ($name,$id,$debug) = @_;
- $id=&escape($name.':'.$id);
- if (exists($remembered{$id})) {
- if ($debug) { &Apache::lonnet::logthis("Earyl return $id of $remembered{$id} "); }
- $accessed{$id}=[&gettimeofday()];
+ my $remembered_id=$name.':'.$id; # this is to avoid make_key (which is slow) for
+ # keys in %remembered hash, which persists for
+ # duration of request (no restriction on key length).
+ if (exists($remembered{$remembered_id})) {
+ if ($debug) { &Apache::lonnet::logthis("Early return $remembered_id of $remembered{$remembered_id} "); }
+ $accessed{$remembered_id}=[&gettimeofday()];
$hits++;
- return ($remembered{$id},1);
+ return ($remembered{$remembered_id},1);
}
+ $id=&make_key($name,$id);
my $value = $memcache->get($id);
if (!(defined($value))) {
if ($debug) { &Apache::lonnet::logthis("getting $id is not defined"); }
@@ -879,14 +2847,15 @@ sub is_cached_new {
if ($debug) { &Apache::lonnet::logthis("getting $id is __undef__"); }
$value=undef;
}
- &make_room($id,$value,$debug);
+ &make_room($remembered_id,$value,$debug);
if ($debug) { &Apache::lonnet::logthis("getting $id is $value"); }
return ($value,1);
}
sub do_cache_new {
my ($name,$id,$value,$time,$debug) = @_;
- $id=&escape($name.':'.$id);
+ my $remembered_id=$name.':'.$id;
+ $id=&make_key($name,$id);
my $setvalue=$value;
if (!defined($setvalue)) {
$setvalue='__undef__';
@@ -895,17 +2864,23 @@ sub do_cache_new {
$time=600;
}
if ($debug) { &Apache::lonnet::logthis("Setting $id to $value"); }
- $memcache->set($id,$setvalue,$time);
+ my $result = $memcache->set($id,$setvalue,$time);
+ if (! $result) {
+ &logthis("caching of id -> $id failed");
+ $memcache->disconnect_all();
+ }
# need to make a copy of $value
- #&make_room($id,$value,$debug);
+ &make_room($remembered_id,$value,$debug);
return $value;
}
sub make_room {
- my ($id,$value,$debug)=@_;
- $remembered{$id}=$value;
+ my ($remembered_id,$value,$debug)=@_;
+
+ $remembered{$remembered_id}= (ref($value)) ? &Storable::dclone($value)
+ : $value;
if ($to_remember<0) { return; }
- $accessed{$id}=[&gettimeofday()];
+ $accessed{$remembered_id}=[&gettimeofday()];
if (scalar(keys(%remembered)) <= $to_remember) { return; }
my $to_kick;
my $max_time=0;
@@ -932,13 +2907,23 @@ sub purge_remembered {
sub userenvironment {
my ($udom,$unam,@what)=@_;
+ my $items;
+ foreach my $item (@what) {
+ $items.=&escape($item).'&';
+ }
+ $items=~s/\&$//;
my %returnhash=();
- my @answer=split(/\&/,
- &reply('get:'.$udom.':'.$unam.':environment:'.join('&',@what),
- &homeserver($unam,$udom)));
- my $i;
- for ($i=0;$i<=$#what;$i++) {
- $returnhash{$what[$i]}=&unescape($answer[$i]);
+ my $uhome = &homeserver($unam,$udom);
+ unless ($uhome eq 'no_host') {
+ my @answer=split(/\&/,
+ &reply('get:'.$udom.':'.$unam.':environment:'.$items,$uhome));
+ if ($#answer==0 && $answer[0] =~ /^(con_lost|error:|no_such_host)/i) {
+ return %returnhash;
+ }
+ my $i;
+ for ($i=0;$i<=$#what;$i++) {
+ $returnhash{$what[$i]}=&unescape($answer[$i]);
+ }
}
return %returnhash;
}
@@ -947,51 +2932,97 @@ sub userenvironment {
sub studentphoto {
my ($udom,$unam,$ext) = @_;
my $home=&Apache::lonnet::homeserver($unam,$udom);
- my $ret=&Apache::lonnet::reply("studentphoto:$udom:$unam:$ext",$home);
- my $url="/uploaded/$udom/$unam/internal/studentphoto.".$ext;
- if ($ret ne 'ok') {
- return '/adm/lonKaputt/lonlogo_broken.gif';
+ if (defined($env{'request.course.id'})) {
+ if ($env{'course.'.$env{'request.course.id'}.'.internal.showphoto'}) {
+ if ($udom eq $env{'course.'.$env{'request.course.id'}.'.domain'}) {
+ return(&retrievestudentphoto($udom,$unam,$ext));
+ } else {
+ my ($result,$perm_reqd)=
+ &Apache::lonnet::auto_photo_permission($unam,$udom);
+ if ($result eq 'ok') {
+ if (!($perm_reqd eq 'yes')) {
+ return(&retrievestudentphoto($udom,$unam,$ext));
+ }
+ }
+ }
+ }
+ } else {
+ my ($result,$perm_reqd) =
+ &Apache::lonnet::auto_photo_permission($unam,$udom);
+ if ($result eq 'ok') {
+ if (!($perm_reqd eq 'yes')) {
+ return(&retrievestudentphoto($udom,$unam,$ext));
+ }
+ }
+ }
+ return '/adm/lonKaputt/lonlogo_broken.gif';
+}
+
+sub retrievestudentphoto {
+ my ($udom,$unam,$ext,$type) = @_;
+ my $home=&Apache::lonnet::homeserver($unam,$udom);
+ my $ret=&Apache::lonnet::reply("studentphoto:$udom:$unam:$ext:$type",$home);
+ if ($ret eq 'ok') {
+ my $url="/uploaded/$udom/$unam/internal/studentphoto.$ext";
+ if ($type eq 'thumbnail') {
+ $url="/uploaded/$udom/$unam/internal/studentphoto_tn.$ext";
+ }
+ my $tokenurl=&Apache::lonnet::tokenwrapper($url);
+ return $tokenurl;
+ } else {
+ if ($type eq 'thumbnail') {
+ return '/adm/lonKaputt/genericstudent_tn.gif';
+ } else {
+ return '/adm/lonKaputt/lonlogo_broken.gif';
+ }
}
- my $tokenurl=&Apache::lonnet::tokenwrapper($url);
- return $tokenurl;
}
# -------------------------------------------------------------------- New chat
sub chatsend {
- my ($newentry,$anon)=@_;
+ my ($newentry,$anon,$group)=@_;
my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'};
my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my $chome=$env{'course.'.$env{'request.course.id'}.'.home'};
&reply('chatsend:'.$cdom.':'.$cnum.':'.
&escape($env{'user.domain'}.':'.$env{'user.name'}.':'.$anon.':'.
- &escape($newentry)),$chome);
+ &escape($newentry)).':'.$group,$chome);
}
# ------------------------------------------ Find current version of a resource
sub getversion {
my $fname=&clutter(shift);
- unless ($fname=~/^\/res\//) { return -1; }
+ unless ($fname=~m{^(/adm/wrapper|)/res/}) { return -1; }
return ¤tversion(&filelocation('',$fname));
}
sub currentversion {
my $fname=shift;
- my ($result,$cached)=&is_cached_new('resversion',$fname);
- if (defined($cached)) { return $result; }
my $author=$fname;
$author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/;
my ($udom,$uname)=split(/\//,$author);
- my $home=homeserver($uname,$udom);
+ my $home=&homeserver($uname,$udom);
if ($home eq 'no_host') {
return -1;
}
- my $answer=reply("currentversion:$fname",$home);
+ my $answer=&reply("currentversion:$fname",$home);
if (($answer eq 'con_lost') || ($answer eq 'rejected')) {
return -1;
}
- return &do_cache_new('resversion',$fname,$answer,600);
+ return $answer;
+}
+
+#
+# Return special version number of resource if set by override, empty otherwise
+#
+sub usedversion {
+ my $fname=shift;
+ unless ($fname) { $fname=$env{'request.uri'}; }
+ my ($urlversion)=($fname=~/\.(\d+)\.\w+$/);
+ if ($urlversion) { return $urlversion; }
+ return '';
}
# ----------------------------- Subscribe to a resource, return URL if possible
@@ -1019,14 +3050,16 @@ sub subscribe {
sub repcopy {
my $filename=shift;
$filename=~s/\/+/\//g;
- if ($filename=~m|^/home/httpd/html/adm/|) { return 'ok'; }
- if ($filename=~m|^/home/httpd/html/lonUsers/|) { return 'ok'; }
- if ($filename=~m|^/home/httpd/html/userfiles/| or
- $filename=~m -^/*(uploaded|editupload)/-) {
+ my $londocroot = $perlvar{'lonDocRoot'};
+ if ($filename=~m{^\Q$londocroot/adm/\E}) { return 'ok'; }
+ if ($filename=~m{^\Q/home/httpd/lonUsers/\E}) { return 'ok'; }
+ if ($filename=~m{^\Q$londocroot/userfiles/\E} or
+ $filename=~m{^/*(uploaded|editupload)/}) {
return &repcopy_userfile($filename);
}
$filename=~s/[\n\r]//g;
my $transname="$filename.in.transfer";
+# FIXME: this should flock
if ((-e $filename) || (-e $transname)) { return 'ok'; }
my $remoteurl=subscribe($filename);
if ($remoteurl =~ /^con_lost by/) {
@@ -1048,7 +3081,7 @@ sub repcopy {
unless ($home eq $perlvar{'lonHostID'}) {
my @parts=split(/\//,$filename);
my $path="/$parts[1]/$parts[2]/$parts[3]/$parts[4]";
- if ($path ne "$perlvar{'lonDocRoot'}/res") {
+ if ($path ne "$londocroot/res") {
&logthis("Malconfiguration for replication: $filename");
return 'bad_request';
}
@@ -1085,41 +3118,122 @@ sub repcopy {
}
}
+# ------------------------------------------------- Unsubscribe from a resource
+
+sub unsubscribe {
+ my ($fname) = @_;
+ my $answer;
+ if ($fname=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) { return $answer; }
+ $fname=~s/[\n\r]//g;
+ my $author=$fname;
+ $author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/;
+ my ($udom,$uname)=split(/\//,$author);
+ my $home=homeserver($uname,$udom);
+ if ($home eq 'no_host') {
+ $answer = 'no_host';
+ } elsif (grep { $_ eq $home } ¤t_machine_ids()) {
+ $answer = 'home';
+ } else {
+ $answer = reply("unsub:$fname",$home);
+ }
+ return $answer;
+}
+
# ------------------------------------------------ Get server side include body
sub ssi_body {
my ($filelink,%form)=@_;
if (! exists($form{'LONCAPA_INTERNAL_no_discussion'})) {
$form{'LONCAPA_INTERNAL_no_discussion'}='true';
}
- my $output=($filelink=~/^http\:/?&externalssi($filelink):
- &ssi($filelink,%form));
- $output=~s|//(\s*)?\s||gs;
+ my $output='';
+ my $response;
+ if ($filelink=~/^https?\:/) {
+ ($output,$response)=&externalssi($filelink);
+ } else {
+ $filelink .= $filelink=~/\?/ ? '&' : '?';
+ $filelink .= 'inhibitmenu=yes';
+ ($output,$response)=&ssi($filelink,%form);
+ }
+ $output=~s|//(\s*)?\s||gs;
$output=~s/^.*?\]*\>//si;
- $output=~s/(.*)\<\/body\s*\>.*?$/$1/si;
- return $output;
+ $output=~s/\<\/body\s*\>.*?$//si;
+ if (wantarray) {
+ return ($output, $response);
+ } else {
+ return $output;
+ }
}
# --------------------------------------------------------- Server Side Include
+sub absolute_url {
+ my ($host_name) = @_;
+ my $protocol = ($ENV{'SERVER_PORT'} == 443?'https://':'http://');
+ if ($host_name eq '') {
+ $host_name = $ENV{'SERVER_NAME'};
+ }
+ return $protocol.$host_name;
+}
+
+#
+# Server side include.
+# Parameters:
+# fn Possibly encrypted resource name/id.
+# form Hash that describes how the rendering should be done
+# and other things.
+# Returns:
+# Scalar context: The content of the response.
+# Array context: 2 element list of the content and the full response object.
+#
sub ssi {
my ($fn,%form)=@_;
+ my ($request,$response);
- my $ua=new LWP::UserAgent;
-
- my $request;
-
+ $form{'no_update_last_known'}=1;
+ &Apache::lonenc::check_encrypt(\$fn);
if (%form) {
- $request=new HTTP::Request('POST',"http://".$ENV{'HTTP_HOST'}.$fn);
- $request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys %form));
+ $request=new HTTP::Request('POST',&absolute_url().$fn);
+ $request->content(join('&',map {
+ my $name = escape($_);
+ "$name=" . ( ref($form{$_}) eq 'ARRAY'
+ ? join("&$name=", map {escape($_) } @{$form{$_}})
+ : &escape($form{$_}) );
+ } keys(%form)));
} else {
- $request=new HTTP::Request('GET',"http://".$ENV{'HTTP_HOST'}.$fn);
+ $request=new HTTP::Request('GET',&absolute_url().$fn);
}
$request->header(Cookie => $ENV{'HTTP_COOKIE'});
- my $response=$ua->request($request);
- return $response->content;
+ if (($env{'request.course.id'}) &&
+ ($form{'grade_courseid'} eq $env{'request.course.id'}) &&
+ ($form{'grade_username'} ne '') && ($form{'grade_domain'} ne '') &&
+ ($form{'grade_symb'} ne '') &&
+ (&Apache::lonnet::allowed('mgr',$env{'request.course.id'}.
+ ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:'')))) {
+ if (LWP::UserAgent->VERSION >= 5.834) {
+ my $ua=new LWP::UserAgent;
+ $ua->local_address('127.0.0.1');
+ $response = $ua->request($request);
+ } else {
+ {
+ require LWP::Protocol::http;
+ local @LWP::Protocol::http::EXTRA_SOCK_OPTS = (LocalAddr => '127.0.0.1');
+ my $ua=new LWP::UserAgent;
+ $response = $ua->request($request);
+ @LWP::Protocol::http::EXTRA_SOCK_OPTS = ();
+ }
+ }
+ } else {
+ my $ua=new LWP::UserAgent;
+ $response = $ua->request($request);
+ }
+ if (wantarray) {
+ return ($response->content, $response);
+ } else {
+ return $response->content;
+ }
}
sub externalssi {
@@ -1127,7 +3241,83 @@ sub externalssi {
my $ua=new LWP::UserAgent;
my $request=new HTTP::Request('GET',$url);
my $response=$ua->request($request);
- return $response->content;
+ if (wantarray) {
+ return ($response->content, $response);
+ } else {
+ return $response->content;
+ }
+}
+
+# If the local copy of a replicated resource is outdated, trigger a
+# connection from the homeserver to flush the delayed queue. If no update
+# happens, remove local copies of outdated resource (and corresponding
+# metadata file).
+
+sub remove_stale_resfile {
+ my ($url) = @_;
+ my $removed;
+ if ($url=~m{^/res/($match_domain)/($match_username)/}) {
+ my $audom = $1;
+ my $auname = $2;
+ unless (($url =~ /\.\d+\.\w+$/) || ($url =~ m{^/res/lib/templates/})) {
+ my $homeserver = &homeserver($auname,$audom);
+ unless (($homeserver eq 'no_host') ||
+ (grep { $_ eq $homeserver } ¤t_machine_ids())) {
+ my $fname = &filelocation('',$url);
+ if (-e $fname) {
+ my $hostname = &hostname($homeserver);
+ if ($hostname) {
+ my $protocol = $protocol{$homeserver};
+ $protocol = 'http' if ($protocol ne 'https');
+ my $uri = $protocol.'://'.$hostname.'/raw/'.&declutter($url);
+ my $ua=new LWP::UserAgent;
+ $ua->timeout(5);
+ my $request=new HTTP::Request('HEAD',$uri);
+ my $response=$ua->request($request);
+ if ($response->is_success()) {
+ my $remmodtime = &HTTP::Date::str2time( $response->header('Last-modified') );
+ my $locmodtime = (stat($fname))[9];
+ if ($locmodtime < $remmodtime) {
+ my $stale;
+ my $answer = &reply('pong',$homeserver);
+ if ($answer eq $homeserver.':'.$perlvar{'lonHostID'}) {
+ sleep(0.2);
+ $locmodtime = (stat($fname))[9];
+ if ($locmodtime < $remmodtime) {
+ my $posstransfer = $fname.'.in.transfer';
+ if ((-e $posstransfer) && ($remmodtime < (stat($posstransfer))[9])) {
+ $removed = 1;
+ } else {
+ $stale = 1;
+ }
+ } else {
+ $removed = 1;
+ }
+ } else {
+ $stale = 1;
+ }
+ if ($stale) {
+ if (unlink($fname)) {
+ if ($uri!~/\.meta$/) {
+ if (-e $fname.'.meta') {
+ unlink($fname.'.meta');
+ }
+ }
+ my $unsubresult = &unsubscribe($fname);
+ unless ($unsubresult eq 'ok') {
+ &logthis("no unsub of $fname from $homeserver, reason: $unsubresult");
+ }
+ $removed = 1;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ return $removed;
}
# -------------------------------- Allow a /uploaded/ URI to be vouched for
@@ -1140,7 +3330,277 @@ sub allowuploaded {
my %httpref=();
my $httpurl=&hreflocation('',$url);
$httpref{'httpref.'.$httpurl}=$srcurl;
- &Apache::lonnet::appenv(%httpref);
+ &Apache::lonnet::appenv(\%httpref);
+}
+
+#
+# Determine if the current user should be able to edit a particular resource,
+# when viewing in course context.
+# (a) When viewing resource used to determine if "Edit" item is included in
+# Functions.
+# (b) When displaying folder contents in course editor, used to determine if
+# "Edit" link will be displayed alongside resource.
+#
+# input: six args -- filename (decluttered), course number, course domain,
+# url, symb (if registered) and group (if this is a group
+# item -- e.g., bulletin board, group page etc.).
+# output: array of five scalars --
+# $cfile -- url for file editing if editable on current server
+# $home -- homeserver of resource (i.e., for author if published,
+# or course if uploaded.).
+# $switchserver -- 1 if server switch will be needed.
+# $forceedit -- 1 if icon/link should be to go to edit mode
+# $forceview -- 1 if icon/link should be to go to view mode
+#
+
+sub can_edit_resource {
+ my ($file,$cnum,$cdom,$resurl,$symb,$group) = @_;
+ my ($cfile,$home,$switchserver,$forceedit,$forceview,$uploaded,$incourse);
+#
+# For aboutme pages user can only edit his/her own.
+#
+ if ($resurl =~ m{^/?adm/($match_domain)/($match_username)/aboutme$}) {
+ my ($sdom,$sname) = ($1,$2);
+ if (($sdom eq $env{'user.domain'}) && ($sname eq $env{'user.name'})) {
+ $home = $env{'user.home'};
+ $cfile = $resurl;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ return ($cfile,$home,$switchserver,$forceedit,$forceview);
+ } else {
+ return;
+ }
+ }
+
+ if ($env{'request.course.id'}) {
+ my $crsedit = &Apache::lonnet::allowed('mdc',$env{'request.course.id'});
+ if ($group ne '') {
+# if this is a group homepage or group bulletin board, check group privs
+ my $allowed = 0;
+ if ($resurl =~ m{^/?adm/$cdom/$cnum/$group/smppg$}) {
+ if ((&allowed('mdg',$env{'request.course.id'}.
+ ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) ||
+ (&allowed('mgh',$env{'request.course.id'}.'/'.$group)) || $crsedit) {
+ $allowed = 1;
+ }
+ } elsif ($resurl =~ m{^/?adm/$cdom/$cnum/\d+/bulletinboard$}) {
+ if ((&allowed('mdg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) ||
+ (&allowed('cgb',$env{'request.course.id'}.'/'.$group)) || $crsedit) {
+ $allowed = 1;
+ }
+ }
+ if ($allowed) {
+ $home=&homeserver($cnum,$cdom);
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } else {
+ return;
+ }
+ } else {
+ if ($resurl =~ m{^/?adm/viewclasslist$}) {
+ unless (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) {
+ return;
+ }
+ } elsif (!$crsedit) {
+#
+# No edit allowed where CC has switched to student role.
+#
+ return;
+ }
+ }
+ }
+
+ if ($file ne '') {
+ if (($cnum =~ /$match_courseid/) && ($cdom =~ /$match_domain/)) {
+ if (&is_course_upload($file,$cnum,$cdom)) {
+ $uploaded = 1;
+ $incourse = 1;
+ if ($file =~/\.(htm|html|css|js|txt)$/) {
+ $cfile = &hreflocation('',$file);
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ }
+ } elsif ($resurl =~ m{^/public/$cdom/$cnum/syllabus}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif (($resurl ne '') && (&is_on_map($resurl))) {
+ if ($resurl =~ m{^/adm/$match_domain/$match_username/\d+/smppg|bulletinboard$}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif ($resurl eq '/res/lib/templates/simpleproblem.problem') {
+ $incourse = 1;
+ $cfile = $resurl.'/smpedit';
+ } elsif ($resurl =~ m{^/adm/wrapper/ext/}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif (($resurl =~ m{^/ext/}) && ($symb ne '')) {
+ my ($map,$id,$res) = &decode_symb($symb);
+ if ($map =~ /\.page$/) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ $cfile = $map;
+ } else {
+ $forceedit = 1;
+ $cfile = '/adm/wrapper'.$resurl;
+ }
+ }
+ } elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = ($resurl =~ m{^/} ? $resurl : "/$resurl");
+ }
+ } elsif ($resurl eq '/res/lib/templates/simpleproblem.problem/smpedit') {
+ my $template = '/res/lib/templates/simpleproblem.problem';
+ if (&is_on_map($template)) {
+ $incourse = 1;
+ $forceview = 1;
+ $cfile = $template;
+ }
+ } elsif (($resurl =~ m{^/adm/wrapper/ext/}) && ($env{'form.folderpath'} =~ /^supplemental/)) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
+ } elsif (($resurl eq '/adm/extresedit') && ($symb || $env{'form.folderpath'})) {
+ $incourse = 1;
+ $forceview = 1;
+ if ($symb) {
+ my ($map,$id,$res)=&decode_symb($symb);
+ $env{'request.symb'} = $symb;
+ $cfile = &clutter($res);
+ } else {
+ $cfile = $env{'form.suppurl'};
+ $cfile =~ s{^http://}{};
+ $cfile = '/adm/wrapper/ext/'.$cfile;
+ }
+ } elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = ($resurl =~ m{^/} ? $resurl : "/$resurl");
+ }
+ }
+ if ($uploaded || $incourse) {
+ $home=&homeserver($cnum,$cdom);
+ } elsif ($file !~ m{/$}) {
+ $file=~s{^(priv/$match_domain/$match_username)}{/$1};
+ $file=~s{^($match_domain/$match_username)}{/priv/$1};
+ # Check that the user has permission to edit this resource
+ my $setpriv = 1;
+ my ($cfuname,$cfudom)=&constructaccess($file,$setpriv);
+ if (defined($cfudom)) {
+ $home=&homeserver($cfuname,$cfudom);
+ $cfile=$file;
+ }
+ }
+ if (($cfile ne '') && (!$incourse || $uploaded) &&
+ (($home ne '') && ($home ne 'no_host'))) {
+ my @ids=¤t_machine_ids();
+ unless (grep(/^\Q$home\E$/,@ids)) {
+ $switchserver=1;
+ }
+ }
+ }
+ return ($cfile,$home,$switchserver,$forceedit,$forceview);
+}
+
+sub is_course_upload {
+ my ($file,$cnum,$cdom) = @_;
+ my $uploadpath = &LONCAPA::propath($cdom,$cnum);
+ $uploadpath =~ s{^\/}{};
+ if (($file =~ m{^\Q$uploadpath\E/userfiles/(docs|supplemental)/}) ||
+ ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/(docs|supplemental)/})) {
+ return 1;
+ }
+ return;
+}
+
+sub in_course {
+ my ($udom,$uname,$cdom,$cnum,$type,$hideprivileged) = @_;
+ if ($hideprivileged) {
+ my $skipuser;
+ my %coursehash = &coursedescription($cdom.'_'.$cnum);
+ my @possdoms = ($cdom);
+ if ($coursehash{'checkforpriv'}) {
+ push(@possdoms,split(/,/,$coursehash{'checkforpriv'}));
+ }
+ if (&privileged($uname,$udom,\@possdoms)) {
+ $skipuser = 1;
+ if ($coursehash{'nothideprivileged'}) {
+ foreach my $item (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
+ my $user;
+ if ($item =~ /:/) {
+ $user = $item;
+ } else {
+ $user = join(':',split(/[\@]/,$item));
+ }
+ if ($user eq $uname.':'.$udom) {
+ undef($skipuser);
+ last;
+ }
+ }
+ }
+ if ($skipuser) {
+ return 0;
+ }
+ }
+ }
+ $type ||= 'any';
+ if (!defined($cdom) || !defined($cnum)) {
+ my $cid = $env{'request.course.id'};
+ $cdom = $env{'course.'.$cid.'.domain'};
+ $cnum = $env{'course.'.$cid.'.num'};
+ }
+ my $typesref;
+ if (($type eq 'any') || ($type eq 'all')) {
+ $typesref = ['active','previous','future'];
+ } elsif ($type eq 'previous' || $type eq 'future') {
+ $typesref = [$type];
+ }
+ my %roles = &get_my_roles($uname,$udom,'userroles',
+ $typesref,undef,[$cdom]);
+ my ($tmp) = keys(%roles);
+ return 0 if ($tmp =~ /^(con_lost|error|no_such_host)/i);
+ my @course_roles = grep(/^\Q$cnum\E:\Q$cdom\E:/, keys(%roles));
+ if (@course_roles > 0) {
+ return 1;
+ }
+ return 0;
}
# --------- File operations in /home/httpd/html/userfiles/$domain/1/2/3/$course
@@ -1148,6 +3608,8 @@ sub allowuploaded {
# path to file, source of file, instruction to parse file for objects,
# ref to hash for embedded objects,
# ref to hash for codebase of java objects.
+# reference to scalar to accommodate mime type determined
+# from File::MMagic if $parser = parse.
#
# output: url to file (if action was uploaddoc),
# ok if successful, or diagnostic message otherwise (if action was propagate or copy)
@@ -1174,7 +3636,8 @@ sub allowuploaded {
#
sub process_coursefile {
- my ($action,$docuname,$docudom,$file,$source,$parser,$allfiles,$codebase)=@_;
+ my ($action,$docuname,$docudom,$file,$source,$parser,$allfiles,$codebase,
+ $mimetype)=@_;
my $fetchresult;
my $home=&homeserver($docuname,$docudom);
if ($action eq 'propagate') {
@@ -1197,14 +3660,21 @@ sub process_coursefile {
$home);
}
} elsif ($action eq 'uploaddoc') {
- open(my $fh,'>'.$filepath.'/'.$fname);
+ open(my $fh,'>',$filepath.'/'.$fname);
print $fh $env{'form.'.$source};
close($fh);
if ($parser eq 'parse') {
- my $parse_result = &extract_embedded_items($filepath,$fname,$allfiles,$codebase);
- unless ($parse_result eq 'ok') {
- &logthis('Failed to parse '.$filepath.'/'.$fname.' for embedded media: '.$parse_result);
+ my $mm = new File::MMagic;
+ my $type = $mm->checktype_filename($filepath.'/'.$fname);
+ if ($type eq 'text/html') {
+ my $parse_result = &extract_embedded_items($filepath.'/'.$fname,$allfiles,$codebase);
+ unless ($parse_result eq 'ok') {
+ &logthis('Failed to parse '.$filepath.'/'.$fname.' for embedded media: '.$parse_result);
+ }
}
+ if (ref($mimetype)) {
+ $$mimetype = $type;
+ }
}
$fetchresult= &reply('fetchuserfile:'.$docudom.'/'.$docuname.'/'.$file,
$home);
@@ -1248,7 +3718,7 @@ sub store_edited_file {
($fpath,$fname) = ($file =~ m|^(.*)/([^/]+)$|);
$fpath=$docudom.'/'.$docuname.'/'.$fpath;
my $filepath = &build_filepath($fpath);
- open(my $fh,'>'.$filepath.'/'.$fname);
+ open(my $fh,'>',$filepath.'/'.$fname);
print $fh $content;
close($fh);
my $home=&homeserver($docuname,$docudom);
@@ -1264,44 +3734,152 @@ sub store_edited_file {
}
sub clean_filename {
- my ($fname)=@_;
+ my ($fname,$args)=@_;
# Replace Windows backslashes by forward slashes
$fname=~s/\\/\//g;
-# Get rid of everything but the actual filename
- $fname=~s/^.*\/([^\/]+)$/$1/;
+ if (!$args->{'keep_path'}) {
+ # Get rid of everything but the actual filename
+ $fname=~s/^.*\/([^\/]+)$/$1/;
+ }
# Replace spaces by underscores
$fname=~s/\s+/\_/g;
+# Transliterate non-ascii text to ascii
+ my $lang = &Apache::lonlocal::current_language();
+ $fname = &LONCAPA::transliterate::fname_to_ascii($fname,$lang);
# Replace all other weird characters by nothing
- $fname=~s/[^\w\.\-]//g;
+ $fname=~s{[^/\w\.\-]}{}g;
# Replace all .\d. sequences with _\d. so they no longer look like version
# numbers
$fname=~s/\.(\d+)(?=\.)/_$1/g;
+# Replace three or more adjacent underscores with one for consistency
+# with loncfile::filename_check() so complete url can be extracted by
+# lonnet::decode_symb()
+ $fname=~s/_{3,}/_/g;
return $fname;
}
+# This Function checks if an Image's dimensions exceed either $resizewidth (width)
+# or $resizeheight (height) - both pixels. If so, the image is scaled to produce an
+# image with the same aspect ratio as the original, but with dimensions which do
+# not exceed $resizewidth and $resizeheight.
+
+sub resizeImage {
+ my ($img_path,$resizewidth,$resizeheight) = @_;
+ my $ima = Image::Magick->new;
+ my $resized;
+ if (-e $img_path) {
+ $ima->Read($img_path);
+ if (($resizewidth =~ /^\d+$/) && ($resizeheight > 0)) {
+ my $width = $ima->Get('width');
+ my $height = $ima->Get('height');
+ if ($width > $resizewidth) {
+ my $factor = $width/$resizewidth;
+ my $newheight = $height/$factor;
+ $ima->Scale(width=>$resizewidth,height=>$newheight);
+ $resized = 1;
+ }
+ }
+ if (($resizeheight =~ /^\d+$/) && ($resizeheight > 0)) {
+ my $width = $ima->Get('width');
+ my $height = $ima->Get('height');
+ if ($height > $resizeheight) {
+ my $factor = $height/$resizeheight;
+ my $newwidth = $width/$factor;
+ $ima->Scale(width=>$newwidth,height=>$resizeheight);
+ $resized = 1;
+ }
+ }
+ if ($resized) {
+ $ima->Write($img_path);
+ }
+ }
+ return;
+}
+
# --------------- Take an uploaded file and put it into the userfiles directory
# input: $formname - the contents of the file are in $env{"form.$formname"}
-# the desired filenam is in $env{"form.$formname"}
-# $coursedoc - if true up to the current course
-# if false
+# the desired filename is in $env{"form.$formname.filename"}
+# $context - possible values: coursedoc, existingfile, overwrite,
+# canceloverwrite, scantron or ''.
+# if 'coursedoc': upload to the current course
+# if 'existingfile': write file to tmp/overwrites directory
+# if 'canceloverwrite': delete file written to tmp/overwrites directory
+# $context is passed as argument to &finishuserfileupload
# $subdir - directory in userfile to store the file into
-# $parser, $allfiles, $codebase - unknown
-#
+# $parser - instruction to parse file for objects ($parser = parse) or
+# if context is 'scantron', $parser is hashref of csv column mapping
+# (e.g.,{ PaperID => 0, LastName => 1, FirstName => 2, ID => 3,
+# Section => 4, CODE => 5, FirstQuestion => 9 }).
+# $allfiles - reference to hash for embedded objects
+# $codebase - reference to hash for codebase of java objects
+# $desuname - username for permanent storage of uploaded file
+# $dsetudom - domain for permanaent storage of uploaded file
+# $thumbwidth - width (pixels) of thumbnail to make for uploaded image
+# $thumbheight - height (pixels) of thumbnail to make for uploaded image
+# $resizewidth - width (pixels) to which to resize uploaded image
+# $resizeheight - height (pixels) to which to resize uploaded image
+# $mimetype - reference to scalar to accommodate mime type determined
+# from File::MMagic.
+#
# output: url of file in userspace, or error:
# or /adm/notfound.html if failure to upload occurse
-
sub userfileupload {
- my ($formname,$coursedoc,$subdir,$parser,$allfiles,$codebase)=@_;
+ my ($formname,$context,$subdir,$parser,$allfiles,$codebase,$destuname,
+ $destudom,$thumbwidth,$thumbheight,$resizewidth,$resizeheight,$mimetype)=@_;
if (!defined($subdir)) { $subdir='unknown'; }
my $fname=$env{'form.'.$formname.'.filename'};
$fname=&clean_filename($fname);
-# See if there is anything left
+ # See if there is anything left
unless ($fname) { return 'error: no uploaded file'; }
- chop($env{'form.'.$formname});
- if (($formname eq 'screenshot') && ($subdir eq 'helprequests')) { #files uploaded to help request form are handled differently
+ # If filename now begins with a . prepend unix timestamp _ milliseconds
+ if ($fname =~ /^\./) {
+ my ($s,$usec) = &gettimeofday();
+ while (length($usec) < 6) {
+ $usec = '0'.$usec;
+ }
+ $fname = $s.'_'.substr($usec,0,3).$fname;
+ }
+ # Files uploaded to help request form, or uploaded to "create course" page are handled differently
+ if ((($formname eq 'screenshot') && ($subdir eq 'helprequests')) ||
+ (($formname eq 'coursecreatorxml') && ($subdir eq 'batchupload')) ||
+ ($context eq 'existingfile') || ($context eq 'canceloverwrite')) {
my $now = time;
- my $filepath = 'tmp/helprequests/'.$now;
+ my $filepath;
+ if (($formname eq 'screenshot') && ($subdir eq 'helprequests')) {
+ $filepath = 'tmp/helprequests/'.$now;
+ } elsif (($formname eq 'coursecreatorxml') && ($subdir eq 'batchupload')) {
+ $filepath = 'tmp/addcourse/'.$destudom.'/web/'.$env{'user.name'}.
+ '_'.$env{'user.domain'}.'/pending';
+ } elsif (($context eq 'existingfile') || ($context eq 'canceloverwrite')) {
+ my ($docuname,$docudom);
+ if ($destudom =~ /^$match_domain$/) {
+ $docudom = $destudom;
+ } else {
+ $docudom = $env{'user.domain'};
+ }
+ if ($destuname =~ /^$match_username$/) {
+ $docuname = $destuname;
+ } else {
+ $docuname = $env{'user.name'};
+ }
+ if (exists($env{'form.group'})) {
+ $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
+ $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ $filepath = 'tmp/overwrites/'.$docudom.'/'.$docuname.'/'.$subdir;
+ if ($context eq 'canceloverwrite') {
+ my $tempfile = $perlvar{'lonDaemons'}.'/'.$filepath.'/'.$fname;
+ if (-e $tempfile) {
+ my @info = stat($tempfile);
+ if ($info[9] eq $env{'form.timestamp'}) {
+ unlink($tempfile);
+ }
+ }
+ return;
+ }
+ }
+ # Create the directory if not present
my @parts=split(/\//,$filepath);
my $fullpath = $perlvar{'lonDaemons'};
for (my $i=0;$i<@parts;$i++) {
@@ -1310,39 +3888,65 @@ sub userfileupload {
mkdir($fullpath,0777);
}
}
- open(my $fh,'>'.$fullpath.'/'.$fname);
+ open(my $fh,'>',$fullpath.'/'.$fname);
print $fh $env{'form.'.$formname};
close($fh);
- return $fullpath.'/'.$fname;
+ if ($context eq 'existingfile') {
+ my @info = stat($fullpath.'/'.$fname);
+ return ($fullpath.'/'.$fname,$info[9]);
+ } else {
+ return $fullpath.'/'.$fname;
+ }
+ }
+ if ($subdir eq 'scantron') {
+ $fname = 'scantron_orig_'.$fname;
+ } else {
+ $fname="$subdir/$fname";
}
-# Create the directory if not present
- $fname="$subdir/$fname";
- if ($coursedoc) {
+ if ($context eq 'coursedoc') {
my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
if ($env{'form.folder'} =~ m/^(default|supplemental)/) {
return &finishuserfileupload($docuname,$docudom,
$formname,$fname,$parser,$allfiles,
- $codebase);
+ $codebase,$thumbwidth,$thumbheight,
+ $resizewidth,$resizeheight,$context,$mimetype);
} else {
- $fname=$env{'form.folder'}.'/'.$fname;
+ if ($env{'form.folder'}) {
+ $fname=$env{'form.folder'}.'/'.$fname;
+ }
return &process_coursefile('uploaddoc',$docuname,$docudom,
$fname,$formname,$parser,
- $allfiles,$codebase);
+ $allfiles,$codebase,$mimetype);
}
+ } elsif (defined($destuname)) {
+ my $docuname=$destuname;
+ my $docudom=$destudom;
+ return &finishuserfileupload($docuname,$docudom,$formname,$fname,
+ $parser,$allfiles,$codebase,
+ $thumbwidth,$thumbheight,
+ $resizewidth,$resizeheight,$context,$mimetype);
} else {
my $docuname=$env{'user.name'};
my $docudom=$env{'user.domain'};
- return &finishuserfileupload($docuname,$docudom,$formname,
- $fname,$parser,$allfiles,$codebase);
+ if ((exists($env{'form.group'})) || ($context eq 'syllabus')) {
+ $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
+ $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ return &finishuserfileupload($docuname,$docudom,$formname,$fname,
+ $parser,$allfiles,$codebase,
+ $thumbwidth,$thumbheight,
+ $resizewidth,$resizeheight,$context,$mimetype);
}
}
sub finishuserfileupload {
- my ($docuname,$docudom,$formname,$fname,$parser,$allfiles,$codebase) = @_;
+ my ($docuname,$docudom,$formname,$fname,$parser,$allfiles,$codebase,
+ $thumbwidth,$thumbheight,$resizewidth,$resizeheight,$context,$mimetype) = @_;
my $path=$docudom.'/'.$docuname.'/';
my $filepath=$perlvar{'lonDocRoot'};
- my ($fnamepath,$file);
+
+ my ($fnamepath,$file,$fetchthumb);
$file=$fname;
if ($fname=~m|/|) {
($fnamepath,$file) = ($fname =~ m|^(.*)/([^/]+)$|);
@@ -1356,25 +3960,89 @@ sub finishuserfileupload {
mkdir($filepath,0777);
}
}
+
# Save the file
{
- open(FH,'>'.$filepath.'/'.$file);
- print FH $env{'form.'.$formname};
+ if (!open(FH,'>',$filepath.'/'.$file)) {
+ &logthis('Failed to create '.$filepath.'/'.$file);
+ print STDERR ('Failed to create '.$filepath.'/'.$file."\n");
+ return '/adm/notfound.html';
+ }
+ if ($context eq 'overwrite') {
+ my $source = LONCAPA::tempdir().'/overwrites/'.$docudom.'/'.$docuname.'/'.$fname;
+ my $target = $filepath.'/'.$file;
+ if (-e $source) {
+ my @info = stat($source);
+ if ($info[9] eq $env{'form.timestamp'}) {
+ unless (&File::Copy::move($source,$target)) {
+ &logthis('Failed to overwrite '.$filepath.'/'.$file);
+ return "Moving from $source failed";
+ }
+ } else {
+ return "Temporary file: $source had unexpected date/time for last modification";
+ }
+ } else {
+ return "Temporary file: $source missing";
+ }
+ } elsif (!print FH ($env{'form.'.$formname})) {
+ &logthis('Failed to write to '.$filepath.'/'.$file);
+ print STDERR ('Failed to write to '.$filepath.'/'.$file."\n");
+ return '/adm/notfound.html';
+ }
close(FH);
+ if ($resizewidth && $resizeheight) {
+ my $mm = new File::MMagic;
+ my $mime_type = $mm->checktype_filename($filepath.'/'.$file);
+ if ($mime_type =~ m{^image/}) {
+ &resizeImage($filepath.'/'.$file,$resizewidth,$resizeheight);
+ }
+ }
+ }
+ if (($context eq 'coursedoc') || ($parser eq 'parse')) {
+ if (ref($mimetype)) {
+ if ($$mimetype eq '') {
+ my $mm = new File::MMagic;
+ my $type = $mm->checktype_filename($filepath.'/'.$file);
+ $$mimetype = $type;
+ }
+ }
}
- if ($parser eq 'parse') {
- my $parse_result = &extract_embedded_items($filepath,$file,$allfiles,
- $codebase);
- unless ($parse_result eq 'ok') {
- &logthis('Failed to parse '.$filepath.$file.
- ' for embedded media: '.$parse_result);
+ if (($context ne 'scantron') && ($parser eq 'parse')) {
+ if ((ref($mimetype)) && ($$mimetype eq 'text/html')) {
+ my $parse_result = &extract_embedded_items($filepath.'/'.$file,
+ $allfiles,$codebase);
+ unless ($parse_result eq 'ok') {
+ &logthis('Failed to parse '.$filepath.$file.
+ ' for embedded media: '.$parse_result);
+ }
+ }
+ } elsif (($context eq 'scantron') && (ref($parser) eq 'HASH')) {
+ my $format = $env{'form.scantron_format'};
+ &bubblesheet_converter($docudom,$filepath.'/'.$file,$parser,$format);
+ }
+ if (($thumbwidth =~ /^\d+$/) && ($thumbheight =~ /^\d+$/)) {
+ my $input = $filepath.'/'.$file;
+ my $output = $filepath.'/'.'tn-'.$file;
+ my $thumbsize = $thumbwidth.'x'.$thumbheight;
+ my @args = ('convert','-sample',$thumbsize,$input,$output);
+ system({$args[0]} @args);
+ if (-e $filepath.'/'.'tn-'.$file) {
+ $fetchthumb = 1;
}
}
+
# Notify homeserver to grep it
#
- my $docuhome=&homeserver($docuname,$docudom);
+ my $docuhome=&homeserver($docuname,$docudom);
my $fetchresult= &reply('fetchuserfile:'.$path.$file,$docuhome);
if ($fetchresult eq 'ok') {
+ if ($fetchthumb) {
+ my $thumbresult= &reply('fetchuserfile:'.$path.'tn-'.$file,$docuhome);
+ if ($thumbresult ne 'ok') {
+ &logthis('Failed to transfer '.$path.'tn-'.$file.' to host '.
+ $docuhome.': '.$thumbresult);
+ }
+ }
#
# Return the URL to it
return '/uploaded/'.$path.$file;
@@ -1382,12 +4050,13 @@ sub finishuserfileupload {
&logthis('Failed to transfer '.$path.$file.' to host '.$docuhome.
': '.$fetchresult);
return '/adm/notfound.html';
- }
+ }
}
sub extract_embedded_items {
- my ($filepath,$file,$allfiles,$codebase,$content) = @_;
+ my ($fullpath,$allfiles,$codebase,$content) = @_;
my @state = ();
+ my (%lastids,%related,%shockwave,%flashvars);
my %javafiles = (
codebase => '',
code => '',
@@ -1401,23 +4070,48 @@ sub extract_embedded_items {
if ($content) {
$p = HTML::LCParser->new($content);
} else {
- $p = HTML::LCParser->new($filepath.'/'.$file);
+ $p = HTML::LCParser->new($fullpath);
}
while (my $t=$p->get_token()) {
if ($t->[0] eq 'S') {
my ($tagname, $attr) = ($t->[1],$t->[2]);
- push (@state, $tagname);
+ push(@state, $tagname);
if (lc($tagname) eq 'allow') {
&add_filetype($allfiles,$attr->{'src'},'src');
}
if (lc($tagname) eq 'img') {
&add_filetype($allfiles,$attr->{'src'},'src');
}
+ if (lc($tagname) eq 'a') {
+ unless (($attr->{'href'} =~ /^#/) || ($attr->{'href'} eq '')) {
+ &add_filetype($allfiles,$attr->{'href'},'href');
+ }
+ }
if (lc($tagname) eq 'script') {
+ my $src;
if ($attr->{'archive'} =~ /\.jar$/i) {
&add_filetype($allfiles,$attr->{'archive'},'archive');
} else {
- &add_filetype($allfiles,$attr->{'src'},'src');
+ if ($attr->{'src'} ne '') {
+ $src = $attr->{'src'};
+ &add_filetype($allfiles,$src,'src');
+ }
+ }
+ my $text = $p->get_trimmed_text();
+ if ($text =~ /\Qswfobject.registerObject(\E([^\)]+)\)/) {
+ my @swfargs = split(/,/,$1);
+ foreach my $item (@swfargs) {
+ $item =~ s/["']//g;
+ $item =~ s/^\s+//;
+ $item =~ s/\s+$//;
+ }
+ if (($swfargs[0] ne'') && ($swfargs[2] ne '')) {
+ if (ref($related{$swfargs[0]}) eq 'ARRAY') {
+ push(@{$related{$swfargs[0]}},$swfargs[2]);
+ } else {
+ $related{$swfargs[0]} = [$swfargs[2]];
+ }
+ }
}
}
if (lc($tagname) eq 'link') {
@@ -1430,6 +4124,9 @@ sub extract_embedded_items {
foreach my $item (keys(%javafiles)) {
$javafiles{$item} = '';
}
+ if ((lc($tagname) eq 'object') && (lc($state[-2]) ne 'object')) {
+ $lastids{lc($tagname)} = $attr->{'id'};
+ }
}
if (lc($state[-2]) eq 'object' && lc($tagname) eq 'param') {
my $name = lc($attr->{'name'});
@@ -1439,12 +4136,22 @@ sub extract_embedded_items {
last;
}
}
+ my $pathfrom;
foreach my $item (keys(%mediafiles)) {
if ($name eq $item) {
- &add_filetype($allfiles, $attr->{'value'}, 'value');
+ $pathfrom = $attr->{'value'};
+ $shockwave{$lastids{lc($state[-2])}} = $pathfrom;
+ &add_filetype($allfiles,$pathfrom,$name);
last;
}
}
+ if ($name eq 'flashvars') {
+ $flashvars{$lastids{lc($state[-2])}} = $attr->{'value'};
+ }
+ if ($pathfrom ne '') {
+ &embedded_dependency($allfiles,\%related,$lastids{lc($state[-2])},
+ $pathfrom);
+ }
}
if (lc($tagname) eq 'embed' || lc($tagname) eq 'applet') {
foreach my $item (keys(%javafiles)) {
@@ -1459,7 +4166,34 @@ sub extract_embedded_items {
last;
}
}
+ if (lc($tagname) eq 'embed') {
+ if (($attr->{'name'} ne '') && ($attr->{'src'} ne '')) {
+ &embedded_dependency($allfiles,\%related,$attr->{'name'},
+ $attr->{'src'});
+ }
+ }
}
+ if (lc($tagname) eq 'iframe') {
+ my $src = $attr->{'src'} ;
+ if (($src ne '') && ($src !~ m{^(/|https?://)})) {
+ &add_filetype($allfiles,$src,'src');
+ } elsif ($src =~ m{^/}) {
+ if ($env{'request.course.id'}) {
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ my $url = &hreflocation('',$fullpath);
+ if ($url =~ m{^/uploaded/$cdom/$cnum/docs/(\w+/\d+)/}) {
+ my $relpath = $1;
+ if ($src =~ m{^/uploaded/$cdom/$cnum/docs/\Q$relpath\E/(.+)$}) {
+ &add_filetype($allfiles,$1,'src');
+ }
+ }
+ }
+ }
+ }
+ if ($t->[4] =~ m{/>$}) {
+ pop(@state);
+ }
} elsif ($t->[0] eq 'E') {
my ($tagname) = ($t->[1]);
if ($javafiles{'codebase'} ne '') {
@@ -1479,6 +4213,23 @@ sub extract_embedded_items {
pop @state;
}
}
+ foreach my $id (sort(keys(%flashvars))) {
+ if ($shockwave{$id} ne '') {
+ my @pairs = split(/\&/,$flashvars{$id});
+ foreach my $pair (@pairs) {
+ my ($key,$value) = split(/\=/,$pair);
+ if ($key eq 'thumb') {
+ &add_filetype($allfiles,$value,$key);
+ } elsif ($key eq 'content') {
+ my ($path) = ($shockwave{$id} =~ m{^(.+/)[^/]+$});
+ my ($ext) = ($value =~ /\.([^.]+)$/);
+ if ($ext ne '') {
+ &add_filetype($allfiles,$path.$value,$ext);
+ }
+ }
+ }
+ }
+ }
return 'ok';
}
@@ -1493,16 +4244,284 @@ sub add_filetype {
}
}
+sub embedded_dependency {
+ my ($allfiles,$related,$identifier,$pathfrom) = @_;
+ if ((ref($allfiles) eq 'HASH') && (ref($related) eq 'HASH')) {
+ if (($identifier ne '') &&
+ (ref($related->{$identifier}) eq 'ARRAY') &&
+ ($pathfrom ne '')) {
+ my ($path) = ($pathfrom =~ m{^(.+/)[^/]+$});
+ foreach my $dep (@{$related->{$identifier}}) {
+ &add_filetype($allfiles,$path.$dep,'object');
+ }
+ }
+ }
+ return;
+}
+
+sub bubblesheet_converter {
+ my ($cdom,$fullpath,$config,$format) = @_;
+ if ((&domain($cdom) ne '') &&
+ ($fullpath =~ m{^\Q$perlvar{'lonDocRoot'}/userfiles/$cdom/\E$match_courseid/scantron_orig}) &&
+ (-e $fullpath) && (ref($config) eq 'HASH') && ($format ne '')) {
+ my (%csvcols,%csvoptions);
+ if (ref($config->{'fields'}) eq 'HASH') {
+ %csvcols = %{$config->{'fields'}};
+ }
+ if (ref($config->{'options'}) eq 'HASH') {
+ %csvoptions = %{$config->{'options'}};
+ }
+ my %csvbynum = reverse(%csvcols);
+ my %scantronconf = &get_scantron_config($format,$cdom);
+ if (keys(%scantronconf)) {
+ my %bynum = (
+ $scantronconf{CODEstart} => 'CODEstart',
+ $scantronconf{IDstart} => 'IDstart',
+ $scantronconf{PaperID} => 'PaperID',
+ $scantronconf{FirstName} => 'FirstName',
+ $scantronconf{LastName} => 'LastName',
+ $scantronconf{Qstart} => 'Qstart',
+ );
+ my @ordered;
+ foreach my $item (sort { $a <=> $b } keys(%bynum)) {
+ push(@ordered,$bynum{$item});
+ }
+ my %mapstart = (
+ CODEstart => 'CODE',
+ IDstart => 'ID',
+ PaperID => 'PaperID',
+ FirstName => 'FirstName',
+ LastName => 'LastName',
+ Qstart => 'FirstQuestion',
+ );
+ my %maplength = (
+ CODEstart => 'CODElength',
+ IDstart => 'IDlength',
+ PaperID => 'PaperIDlength',
+ FirstName => 'FirstNamelength',
+ LastName => 'LastNamelength',
+ );
+ if (open(my $fh,'<',$fullpath)) {
+ my $output;
+ my %lettdig = &letter_to_digits();
+ my %diglett = reverse(%lettdig);
+ my $numletts = scalar(keys(%lettdig));
+ my $num = 0;
+ while (my $line=<$fh>) {
+ $num ++;
+ next if (($num == 1) && ($csvoptions{'hdr'} == 1));
+ $line =~ s{[\r\n]+$}{};
+ my %found;
+ my @values = split(/,/,$line,-1);
+ my ($qstart,$record);
+ for (my $i=0; $i<@values; $i++) {
+ if ((($qstart ne '') && ($i > $qstart)) ||
+ ($csvbynum{$i} eq 'FirstQuestion')) {
+ if ($values[$i] eq '') {
+ $values[$i] = $scantronconf{'Qoff'};
+ } elsif ($scantronconf{'Qon'} eq 'number') {
+ if ($values[$i] =~ /^[A-Ja-j]$/) {
+ $values[$i] = $lettdig{uc($values[$i])};
+ }
+ } elsif ($scantronconf{'Qon'} eq 'letter') {
+ if ($values[$i] =~ /^[0-9]$/) {
+ $values[$i] = $diglett{$values[$i]};
+ }
+ } else {
+ if ($values[$i] =~ /^[0-9A-Ja-j]$/) {
+ my $digit;
+ if ($values[$i] =~ /^[A-Ja-j]$/) {
+ $digit = $lettdig{uc($values[$i])}-1;
+ if ($values[$i] eq 'J') {
+ $digit += $numletts;
+ }
+ } elsif ($values[$i] =~ /^[0-9]$/) {
+ $digit = $values[$i]-1;
+ if ($values[$i] eq '0') {
+ $digit += $numletts;
+ }
+ }
+ my $qval='';
+ for (my $j=0; $j<$scantronconf{'Qlength'}; $j++) {
+ if ($j == $digit) {
+ $qval .= $scantronconf{'Qon'};
+ } else {
+ $qval .= $scantronconf{'Qoff'};
+ }
+ }
+ $values[$i] = $qval;
+ }
+ }
+ if (length($values[$i]) > $scantronconf{'Qlength'}) {
+ $values[$i] = substr($values[$i],0,$scantronconf{'Qlength'});
+ }
+ my $numblank = $scantronconf{'Qlength'} - length($values[$i]);
+ if ($numblank > 0) {
+ $values[$i] .= ($scantronconf{'Qoff'} x $numblank);
+ }
+ if ($csvbynum{$i} eq 'FirstQuestion') {
+ $qstart = $i;
+ $found{$csvbynum{$i}} = $values[$i];
+ } else {
+ $found{'FirstQuestion'} .= $values[$i];
+ }
+ } elsif (exists($csvbynum{$i})) {
+ if ($csvoptions{'rem'}) {
+ $values[$i] =~ s/^\s+//;
+ }
+ if (($csvbynum{$i} eq 'PaperID') && ($csvoptions{'pad'})) {
+ while (length($values[$i]) < $scantronconf{$maplength{$csvbynum{$i}}}) {
+ $values[$i] = '0'.$values[$i];
+ }
+ }
+ $found{$csvbynum{$i}} = $values[$i];
+ }
+ }
+ foreach my $item (@ordered) {
+ my $currlength = 1+length($record);
+ my $numspaces = $scantronconf{$item} - $currlength;
+ if ($numspaces > 0) {
+ $record .= (' ' x $numspaces);
+ }
+ if (($mapstart{$item} ne '') && (exists($found{$mapstart{$item}}))) {
+ unless ($item eq 'Qstart') {
+ if (length($found{$mapstart{$item}}) > $scantronconf{$maplength{$item}}) {
+ $found{$mapstart{$item}} = substr($found{$mapstart{$item}},0,$scantronconf{$maplength{$item}});
+ }
+ }
+ $record .= $found{$mapstart{$item}};
+ }
+ }
+ $output .= "$record\n";
+ }
+ close($fh);
+ if ($output) {
+ if (open(my $fh,'>',$fullpath)) {
+ print $fh $output;
+ close($fh);
+ }
+ }
+ }
+ }
+ return;
+ }
+}
+
+sub letter_to_digits {
+ my %lettdig = (
+ A => 1,
+ B => 2,
+ C => 3,
+ D => 4,
+ E => 5,
+ F => 6,
+ G => 7,
+ H => 8,
+ I => 9,
+ J => 0,
+ );
+ return %lettdig;
+}
+
+sub get_scantron_config {
+ my ($which,$cdom) = @_;
+ my @lines = &get_scantronformat_file($cdom);
+ my %config;
+ #FIXME probably should move to XML it has already gotten a bit much now
+ foreach my $line (@lines) {
+ my ($name,$descrip)=split(/:/,$line);
+ if ($name ne $which ) { next; }
+ chomp($line);
+ my @config=split(/:/,$line);
+ $config{'name'}=$config[0];
+ $config{'description'}=$config[1];
+ $config{'CODElocation'}=$config[2];
+ $config{'CODEstart'}=$config[3];
+ $config{'CODElength'}=$config[4];
+ $config{'IDstart'}=$config[5];
+ $config{'IDlength'}=$config[6];
+ $config{'Qstart'}=$config[7];
+ $config{'Qlength'}=$config[8];
+ $config{'Qoff'}=$config[9];
+ $config{'Qon'}=$config[10];
+ $config{'PaperID'}=$config[11];
+ $config{'PaperIDlength'}=$config[12];
+ $config{'FirstName'}=$config[13];
+ $config{'FirstNamelength'}=$config[14];
+ $config{'LastName'}=$config[15];
+ $config{'LastNamelength'}=$config[16];
+ $config{'BubblesPerRow'}=$config[17];
+ last;
+ }
+ return %config;
+}
+
+sub get_scantronformat_file {
+ my ($cdom) = @_;
+ if ($cdom eq '') {
+ $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ my %domconfig = &get_dom('configuration',['scantron'],$cdom);
+ my $gottab = 0;
+ my @lines;
+ if (ref($domconfig{'scantron'}) eq 'HASH') {
+ if ($domconfig{'scantron'}{'scantronformat'} ne '') {
+ my $formatfile = &getfile($perlvar{'lonDocRoot'}.$domconfig{'scantron'}{'scantronformat'});
+ if ($formatfile ne '-1') {
+ @lines = split("\n",$formatfile,-1);
+ $gottab = 1;
+ }
+ }
+ }
+ if (!$gottab) {
+ my $confname = $cdom.'-domainconfig';
+ my $default = $perlvar{'lonDocRoot'}.'/res/'.$cdom.'/'.$confname.'/default.tab';
+ my $formatfile = &getfile($default);
+ if ($formatfile ne '-1') {
+ @lines = split("\n",$formatfile,-1);
+ $gottab = 1;
+ }
+ }
+ if (!$gottab) {
+ my @domains = ¤t_machine_domains();
+ if (grep(/^\Q$cdom\E$/,@domains)) {
+ if (open(my $fh,'<',$perlvar{'lonTabDir'}.'/scantronformat.tab')) {
+ @lines = <$fh>;
+ close($fh);
+ }
+ } else {
+ if (open(my $fh,'<',$perlvar{'lonTabDir'}.'/default_scantronformat.tab')) {
+ @lines = <$fh>;
+ close($fh);
+ }
+ }
+ }
+ return @lines;
+}
+
sub removeuploadedurl {
- my ($url)=@_;
- my (undef,undef,$udom,$uname,$fname)=split('/',$url,5);
+ my ($url)=@_;
+ my (undef,undef,$udom,$uname,$fname)=split('/',$url,5);
return &removeuserfile($uname,$udom,$fname);
}
sub removeuserfile {
my ($docuname,$docudom,$fname)=@_;
- my $home=&homeserver($docuname,$docudom);
- return &reply("removeuserfile:$docudom/$docuname/$fname",$home);
+ my $home=&homeserver($docuname,$docudom);
+ my $result = &reply("removeuserfile:$docudom/$docuname/$fname",$home);
+ if ($result eq 'ok') {
+ if (($fname !~ /\.meta$/) && (&is_portfolio_file($fname))) {
+ my $metafile = $fname.'.meta';
+ my $metaresult = &removeuserfile($docuname,$docudom,$metafile);
+ my $url = "/uploaded/$docudom/$docuname/$fname";
+ my ($file,$group) = (&parse_portfolio_url($url))[3,4];
+ my $sqlresult =
+ &update_portfolio_table($docuname,$docudom,$file,
+ 'portfolio_metadata',$group,
+ 'delete');
+ }
+ }
+ return $result;
}
sub mkdiruserfile {
@@ -1514,8 +4533,23 @@ sub mkdiruserfile {
sub renameuserfile {
my ($docuname,$docudom,$old,$new)=@_;
my $home=&homeserver($docuname,$docudom);
- return &reply("renameuserfile:$docudom:$docuname:".&escape("$old").':'.
- &escape("$new"),$home);
+ my $result = &reply("renameuserfile:$docudom:$docuname:".
+ &escape("$old").':'.&escape("$new"),$home);
+ if ($result eq 'ok') {
+ if (($old !~ /\.meta$/) && (&is_portfolio_file($old))) {
+ my $oldmeta = $old.'.meta';
+ my $newmeta = $new.'.meta';
+ my $metaresult =
+ &renameuserfile($docuname,$docudom,$oldmeta,$newmeta);
+ my $url = "/uploaded/$docudom/$docuname/$old";
+ my ($file,$group) = (&parse_portfolio_url($url))[3,4];
+ my $sqlresult =
+ &update_portfolio_table($docuname,$docudom,$file,
+ 'portfolio_metadata',$group,
+ 'delete');
+ }
+ }
+ return $result;
}
# ------------------------------------------------------------------------- Log
@@ -1541,8 +4575,7 @@ sub flushcourselogs {
# times and course titles for all courseids
#
my %courseidbuffer=();
- foreach (keys %courselogs) {
- my $crsid=$_;
+ foreach my $crsid (keys(%courselogs)) {
if (&reply('log:'.$coursedombuf{$crsid}.':'.$coursenumbuf{$crsid}.':'.
&escape($courselogs{$crsid}),
$coursehombuf{$crsid}) eq 'ok') {
@@ -1555,22 +4588,21 @@ sub flushcourselogs {
delete $courselogs{$crsid};
}
}
- if ($courseidbuffer{$coursehombuf{$crsid}}) {
- $courseidbuffer{$coursehombuf{$crsid}}.='&'.
- &escape($crsid).'='.&escape($coursedescrbuf{$crsid}).
- ':'.&escape($courseinstcodebuf{$crsid}).':'.&escape($courseownerbuf{$crsid});
- } else {
- $courseidbuffer{$coursehombuf{$crsid}}=
- &escape($crsid).'='.&escape($coursedescrbuf{$crsid}).
- ':'.&escape($courseinstcodebuf{$crsid}).':'.&escape($courseownerbuf{$crsid});
- }
+ $courseidbuffer{$coursehombuf{$crsid}}{$crsid} = {
+ 'description' => $coursedescrbuf{$crsid},
+ 'inst_code' => $courseinstcodebuf{$crsid},
+ 'type' => $coursetypebuf{$crsid},
+ 'owner' => $courseownerbuf{$crsid},
+ };
}
#
# Write course id database (reverse lookup) to homeserver of courses
# Is used in pickcourse
#
- foreach (keys %courseidbuffer) {
- &courseidput($hostdom{$_},$courseidbuffer{$_},$_);
+ foreach my $crs_home (keys(%courseidbuffer)) {
+ my $response = &courseidput(&host_domain($crs_home),
+ $courseidbuffer{$crs_home},
+ $crs_home,'timeonly');
}
#
# File accesses
@@ -1579,10 +4611,34 @@ sub flushcourselogs {
foreach my $entry (keys(%accesshash)) {
if ($entry =~ /___count$/) {
my ($dom,$name);
- ($dom,$name,undef)=($entry=~m:___(\w+)/(\w+)/(.*)___count$:);
+ ($dom,$name,undef)=
+ ($entry=~m{___($match_domain)/($match_name)/(.*)___count$});
if (! defined($dom) || $dom eq '' ||
! defined($name) || $name eq '') {
my $cid = $env{'request.course.id'};
+#
+# FIXME 11/29/2021
+# Typo in rev. 1.458 (2003/12/09)??
+# These should likely by $env{'course.'.$cid.'.domain'} and $env{'course.'.$cid.'.num'}
+#
+# While these ramain as $env{'request.'.$cid.'.domain'} and $env{'request.'.$cid.'.num'}
+# $dom and $name will always be null, so the &inc() call will default to storing this data
+# in a nohist_accesscount.db file for the user rather than the course.
+#
+# That said there is a lot of noise in the data being stored.
+# So counts for prtspool/ and adm/ etc. are recorded.
+#
+# A review of which items ending '___count' are written to %accesshash should likely be
+# made before deciding whether to set these to 'course.' instead of 'request.'
+#
+# Under the current scheme each user receives a nohist_accesscount.db file listing
+# accesses for things which are not published resources, regardless of course, and
+# there is not a nohist_accesscount.db file in a course, which might log accesses from
+# anyone in the course for things which are not published resources.
+#
+# For an author, nohist_accesscount.db ends up having records for other items
+# mixed up with the legitimate access counts for the author's published resources.
+#
$dom = $env{'request.'.$cid.'.domain'};
$name = $env{'request.'.$cid.'.num'};
}
@@ -1592,15 +4648,10 @@ sub flushcourselogs {
my $result = &inc('nohist_accesscount',\%temphash,$dom,$name);
if ($result eq 'ok') {
delete $accesshash{$entry};
- } elsif ($result eq 'unknown_cmd') {
- # Target server has old code running on it.
- my %temphash=($entry => $value);
- if (&put('nohist_resevaldata',\%temphash,$dom,$name) eq 'ok') {
- delete $accesshash{$entry};
- }
}
} else {
- my ($dom,$name) = ($entry=~m:___(\w+)/(\w+)/(.*)___(\w+)$:);
+ my ($dom,$name) = ($entry=~m{___($match_domain)/($match_name)/(.*)___(\w+)$});
+ if (($dom eq 'uploaded') || ($dom eq 'adm')) { next; }
my %temphash=($entry => $accesshash{$entry});
if (&put('nohist_resevaldata',\%temphash,$dom,$name) eq 'ok') {
delete $accesshash{$entry};
@@ -1611,8 +4662,7 @@ sub flushcourselogs {
# Roles
# Reverse lookup of user roles for course faculty/staff and co-authorship
#
- foreach (keys %userrolehash) {
- my $entry=$_;
+ foreach my $entry (keys(%userrolehash)) {
my ($role,$uname,$udom,$runame,$rudom,$rsec)=
split(/\:/,$entry);
if (&Apache::lonnet::put('nohist_userroles',
@@ -1622,11 +4672,11 @@ sub flushcourselogs {
}
}
#
-# Reverse lookup of domain roles (dc, ad, li, sc, au)
+# Reverse lookup of domain roles (dc, ad, li, sc, dh, da, au)
#
my %domrolebuffer = ();
- foreach my $entry (keys %domainrolehash) {
- my ($role,$uname,$udom,$runame,$rudom,$rsec)=split/:/,$entry;
+ foreach my $entry (keys(%domainrolehash)) {
+ my ($role,$uname,$udom,$runame,$rudom,$rsec)=split(/:/,$entry);
if ($domrolebuffer{$rudom}) {
$domrolebuffer{$rudom}.='&'.&escape($entry).
'='.&escape($domainrolehash{$entry});
@@ -1637,13 +4687,21 @@ sub flushcourselogs {
delete $domainrolehash{$entry};
}
foreach my $dom (keys(%domrolebuffer)) {
- foreach my $tryserver (keys %libserv) {
- if ($hostdom{$tryserver} eq $dom) {
- unless (&reply('domroleput:'.$dom.':'.
- $domrolebuffer{$dom},$tryserver) eq 'ok') {
- &logthis('Put of domain roles failed for '.$dom.' and '.$tryserver);
- }
- }
+ my %servers;
+ if (defined(&domain($dom,'primary'))) {
+ my $primary=&domain($dom,'primary');
+ my $hostname=&hostname($primary);
+ $servers{$primary} = $hostname;
+ } else {
+ %servers = &get_servers($dom,'library');
+ }
+ foreach my $tryserver (keys(%servers)) {
+ if (&reply('domroleput:'.$dom.':'.
+ $domrolebuffer{$dom},$tryserver) eq 'ok') {
+ last;
+ } else {
+ &logthis('Put of domain roles failed for '.$dom.' and '.$tryserver);
+ }
}
}
$dumpcount++;
@@ -1665,6 +4723,8 @@ sub courselog {
$env{'course.'.$env{'request.course.id'}.'.internal.coursecode'};
$courseownerbuf{$env{'request.course.id'}}=
$env{'course.'.$env{'request.course.id'}.'.internal.courseowner'};
+ $coursetypebuf{$env{'request.course.id'}}=
+ $env{'course.'.$env{'request.course.id'}.'.type'};
if (defined $courselogs{$env{'request.course.id'}}) {
$courselogs{$env{'request.course.id'}}.='&'.$what;
} else {
@@ -1679,12 +4739,21 @@ sub courseacclog {
my $fnsymb=shift;
unless ($env{'request.course.id'}) { return ''; }
my $what=$fnsymb.':'.$env{'user.name'}.':'.$env{'user.domain'};
- if ($fnsymb=~/(problem|exam|quiz|assess|survey|form|task|page)$/) {
+ if ($fnsymb=~/$LONCAPA::assess_re/) {
$what.=':POST';
# FIXME: Probably ought to escape things....
- foreach (keys %env) {
- if ($_=~/^form\.(.*)/) {
- $what.=':'.$1.'='.$env{$_};
+ foreach my $key (keys(%env)) {
+ if ($key=~/^form\.(.*)/) {
+ my $formitem = $1;
+ if ($formitem =~ /^HWFILE(?:SIZE|TOOBIG)/) {
+ $what.=':'.$formitem.'='.$env{$key};
+ } elsif ($formitem !~ /^HWFILE(?:[^.]+)$/) {
+ if ($formitem eq 'proctorpassword') {
+ $what.=':'.$formitem.'=' . '*' x length($env{$key});
+ } else {
+ $what.=':'.$formitem.'='.$env{$key};
+ }
+ }
}
}
} elsif ($fnsymb =~ m:^/adm/searchcat:) {
@@ -1706,7 +4775,13 @@ sub countacc {
my $url=&declutter(shift);
return if (! defined($url) || $url eq '');
unless ($env{'request.course.id'}) { return ''; }
+#
+# Mark that this url was used in this course
+#
$accesshash{$env{'request.course.id'}.'___'.$url.'___course'}=1;
+#
+# Increase the access count for this resource in this child process
+#
my $key=$$.$processmarker.'_'.$dumpcount.'___'.$url.'___count';
$accesshash{$key}++;
}
@@ -1718,22 +4793,37 @@ sub linklog {
$accesshash{$from.'___'.$to.'___comefrom'}=1;
$accesshash{$to.'___'.$from.'___goto'}=1;
}
+
+sub statslog {
+ my ($symb,$part,$users,$av_attempts,$degdiff)=@_;
+ if ($users<2) { return; }
+ my %dynstore=&LONCAPA::lonmetadata::dynamic_metadata_storage({
+ 'course' => $env{'request.course.id'},
+ 'sections' => '"all"',
+ 'num_students' => $users,
+ 'part' => $part,
+ 'symb' => $symb,
+ 'mean_tries' => $av_attempts,
+ 'deg_of_diff' => $degdiff});
+ foreach my $key (keys(%dynstore)) {
+ $accesshash{$key}=$dynstore{$key};
+ }
+}
sub userrolelog {
my ($trole,$username,$domain,$area,$tstart,$tend)=@_;
- if (($trole=~/^ca/) || ($trole=~/^aa/) ||
- ($trole=~/^in/) || ($trole=~/^cc/) ||
- ($trole=~/^ep/) || ($trole=~/^cr/) ||
- ($trole=~/^ta/)) {
+ if ( $trole =~ /^(ca|aa|in|cc|ep|cr|ta|co)/ ) {
my (undef,$rudom,$runame,$rsec)=split(/\//,$area);
$userrolehash
{$trole.':'.$username.':'.$domain.':'.$runame.':'.$rudom.':'.$rsec}
=$tend.':'.$tstart;
}
- if (($trole=~/^dc/) || ($trole=~/^ad/) ||
- ($trole=~/^li/) || ($trole=~/^li/) ||
- ($trole=~/^au/) || ($trole=~/^dg/) ||
- ($trole=~/^sc/)) {
+ if ($env{'request.role'} =~ /dc\./ && $trole =~ /^(au|in|cc|ep|cr|ta|co)/) {
+ $userrolehash
+ {$trole.':'.$username.':'.$domain.':'.$env{'user.name'}.':'.$env{'user.domain'}.':'}
+ =$tend.':'.$tstart;
+ }
+ if ($trole =~ /^(dc|ad|li|au|dg|sc|dh|da)/ ) {
my (undef,$rudom,$runame,$rsec)=split(/\//,$area);
$domainrolehash
{$trole.':'.$username.':'.$domain.':'.$runame.':'.$rudom.':'.$rsec}
@@ -1741,77 +4831,430 @@ sub userrolelog {
}
}
+sub courserolelog {
+ my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$selfenroll,$context)=@_;
+ if ($area =~ m-^/($match_domain)/($match_courseid)/?([^/]*)-) {
+ my $cdom = $1;
+ my $cnum = $2;
+ my $sec = $3;
+ my $namespace = 'rolelog';
+ my %storehash = (
+ role => $trole,
+ start => $tstart,
+ end => $tend,
+ selfenroll => $selfenroll,
+ context => $context,
+ );
+ if ($trole eq 'gr') {
+ $namespace = 'groupslog';
+ $storehash{'group'} = $sec;
+ } else {
+ $storehash{'section'} = $sec;
+ }
+ &write_log('course',$namespace,\%storehash,$delflag,$username,
+ $domain,$cnum,$cdom);
+ if (($trole ne 'st') || ($sec ne '')) {
+ &devalidate_cache_new('getcourseroles',$cdom.'_'.$cnum);
+ }
+ }
+ return;
+}
+
+sub domainrolelog {
+ my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$context)=@_;
+ if ($area =~ m{^/($match_domain)/$}) {
+ my $cdom = $1;
+ my $domconfiguser = &Apache::lonnet::get_domainconfiguser($cdom);
+ my $namespace = 'rolelog';
+ my %storehash = (
+ role => $trole,
+ start => $tstart,
+ end => $tend,
+ context => $context,
+ );
+ &write_log('domain',$namespace,\%storehash,$delflag,$username,
+ $domain,$domconfiguser,$cdom);
+ }
+ return;
+
+}
+
+sub coauthorrolelog {
+ my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$context)=@_;
+ if ($area =~ m{^/($match_domain)/($match_username)$}) {
+ my $audom = $1;
+ my $auname = $2;
+ my $namespace = 'rolelog';
+ my %storehash = (
+ role => $trole,
+ start => $tstart,
+ end => $tend,
+ context => $context,
+ );
+ &write_log('author',$namespace,\%storehash,$delflag,$username,
+ $domain,$auname,$audom);
+ }
+ return;
+}
+
sub get_course_adv_roles {
- my $cid=shift;
+ my ($cid,$codes) = @_;
$cid=$env{'request.course.id'} unless (defined($cid));
my %coursehash=&coursedescription($cid);
+ my $crstype = &Apache::loncommon::course_type($cid);
my %nothide=();
- foreach (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
- $nothide{join(':',split(/[\@\:]/,$_))}=1;
+ foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
+ if ($user !~ /:/) {
+ $nothide{join(':',split(/[\@]/,$user))}=1;
+ } else {
+ $nothide{$user}=1;
+ }
+ }
+ my @possdoms = ($coursehash{'domain'});
+ if ($coursehash{'checkforpriv'}) {
+ push(@possdoms,split(/,/,$coursehash{'checkforpriv'}));
}
my %returnhash=();
my %dumphash=
&dump('nohist_userroles',$coursehash{'domain'},$coursehash{'num'});
my $now=time;
- foreach (keys %dumphash) {
- my ($tend,$tstart)=split(/\:/,$dumphash{$_});
+ my %privileged;
+ foreach my $entry (keys(%dumphash)) {
+ my ($tend,$tstart)=split(/\:/,$dumphash{$entry});
if (($tstart) && ($tstart<0)) { next; }
if (($tend) && ($tend<$now)) { next; }
if (($tstart) && ($now<$tstart)) { next; }
- my ($role,$username,$domain,$section)=split(/\:/,$_);
+ my ($role,$username,$domain,$section)=split(/\:/,$entry);
if ($username eq '' || $domain eq '') { next; }
- if ((&privileged($username,$domain)) &&
- (!$nothide{$username.':'.$domain})) { next; }
+ if ((&privileged($username,$domain,\@possdoms)) &&
+ (!$nothide{$username.':'.$domain})) { next; }
if ($role eq 'cr') { next; }
- my $key=&plaintext($role);
- if ($role =~ /^cr/) {
- $key=(split('/',$role))[3];
- }
- if ($section) { $key.=' (Sec/Grp '.$section.')'; }
- if ($returnhash{$key}) {
- $returnhash{$key}.=','.$username.':'.$domain;
+ if ($codes) {
+ if ($section) { $role .= ':'.$section; }
+ if ($returnhash{$role}) {
+ $returnhash{$role}.=','.$username.':'.$domain;
+ } else {
+ $returnhash{$role}=$username.':'.$domain;
+ }
} else {
- $returnhash{$key}=$username.':'.$domain;
+ my $key=&plaintext($role,$crstype);
+ if ($section) { $key.=' ('.&Apache::lonlocal::mt('Section [_1]',$section).')'; }
+ if ($returnhash{$key}) {
+ $returnhash{$key}.=','.$username.':'.$domain;
+ } else {
+ $returnhash{$key}=$username.':'.$domain;
+ }
}
- }
+ }
return %returnhash;
}
sub get_my_roles {
- my ($uname,$udom)=@_;
+ my ($uname,$udom,$context,$types,$roles,$roledoms,$withsec,$hidepriv)=@_;
unless (defined($uname)) { $uname=$env{'user.name'}; }
unless (defined($udom)) { $udom=$env{'user.domain'}; }
- my %dumphash=
- &dump('nohist_userroles',$udom,$uname);
+ my (%dumphash,%nothide);
+ if ($context eq 'userroles') {
+ %dumphash = &dump('roles',$udom,$uname);
+ } else {
+ %dumphash = &dump('nohist_userroles',$udom,$uname);
+ if ($hidepriv) {
+ my %coursehash=&coursedescription($udom.'_'.$uname);
+ foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
+ if ($user !~ /:/) {
+ $nothide{join(':',split(/[\@]/,$user))} = 1;
+ } else {
+ $nothide{$user} = 1;
+ }
+ }
+ }
+ }
my %returnhash=();
my $now=time;
- foreach (keys %dumphash) {
- my ($tend,$tstart)=split(/\:/,$dumphash{$_});
+ my %privileged;
+ foreach my $entry (keys(%dumphash)) {
+ my ($role,$tend,$tstart);
+ if ($context eq 'userroles') {
+ next if ($entry =~ /^rolesdef/);
+ ($role,$tend,$tstart)=split(/_/,$dumphash{$entry});
+ } else {
+ ($tend,$tstart)=split(/\:/,$dumphash{$entry});
+ }
if (($tstart) && ($tstart<0)) { next; }
- if (($tend) && ($tend<$now)) { next; }
- if (($tstart) && ($now<$tstart)) { next; }
- my ($role,$username,$domain,$section)=split(/\:/,$_);
- $returnhash{$username.':'.$domain.':'.$role}=$tstart.':'.$tend;
- }
+ my $status = 'active';
+ if (($tend) && ($tend<=$now)) {
+ $status = 'previous';
+ }
+ if (($tstart) && ($now<$tstart)) {
+ $status = 'future';
+ }
+ if (ref($types) eq 'ARRAY') {
+ if (!grep(/^\Q$status\E$/,@{$types})) {
+ next;
+ }
+ } else {
+ if ($status ne 'active') {
+ next;
+ }
+ }
+ my ($rolecode,$username,$domain,$section,$area);
+ if ($context eq 'userroles') {
+ ($area,$rolecode) = ($entry =~ /^(.+)_([^_]+)$/);
+ (undef,$domain,$username,$section) = split(/\//,$area);
+ } else {
+ ($role,$username,$domain,$section) = split(/\:/,$entry);
+ }
+ if (ref($roledoms) eq 'ARRAY') {
+ if (!grep(/^\Q$domain\E$/,@{$roledoms})) {
+ next;
+ }
+ }
+ if (ref($roles) eq 'ARRAY') {
+ if (!grep(/^\Q$role\E$/,@{$roles})) {
+ if ($role =~ /^cr\//) {
+ if (!grep(/^cr$/,@{$roles})) {
+ next;
+ }
+ } elsif ($role =~ /^gr\//) {
+ if (!grep(/^gr$/,@{$roles})) {
+ next;
+ }
+ } else {
+ next;
+ }
+ }
+ }
+ if ($hidepriv) {
+ my @privroles = ('dc','su');
+ if ($context eq 'userroles') {
+ next if (grep(/^\Q$role\E$/,@privroles));
+ } else {
+ my $possdoms = [$domain];
+ if (ref($roledoms) eq 'ARRAY') {
+ push(@{$possdoms},@{$roledoms});
+ }
+ if (&privileged($username,$domain,$possdoms,\@privroles)) {
+ if (!$nothide{$username.':'.$domain}) {
+ next;
+ }
+ }
+ }
+ }
+ if ($withsec) {
+ $returnhash{$username.':'.$domain.':'.$role.':'.$section} =
+ $tstart.':'.$tend;
+ } else {
+ $returnhash{$username.':'.$domain.':'.$role}=$tstart.':'.$tend;
+ }
+ }
return %returnhash;
}
+sub get_all_adhocroles {
+ my ($dom) = @_;
+ my @roles_by_num = ();
+ my %domdefaults = &get_domain_defaults($dom);
+ my (%description,%access_in_dom,%access_info);
+ if (ref($domdefaults{'adhocroles'}) eq 'HASH') {
+ my $count = 0;
+ my %domcurrent = %{$domdefaults{'adhocroles'}};
+ my %ordered;
+ foreach my $role (sort(keys(%domcurrent))) {
+ my ($order,$desc,$access_in_dom);
+ if (ref($domcurrent{$role}) eq 'HASH') {
+ $order = $domcurrent{$role}{'order'};
+ $desc = $domcurrent{$role}{'desc'};
+ $access_in_dom{$role} = $domcurrent{$role}{'access'};
+ $access_info{$role} = $domcurrent{$role}{$access_in_dom{$role}};
+ }
+ if ($order eq '') {
+ $order = $count;
+ }
+ $ordered{$order} = $role;
+ if ($desc ne '') {
+ $description{$role} = $desc;
+ } else {
+ $description{$role}= $role;
+ }
+ $count++;
+ }
+ foreach my $item (sort {$a <=> $b } (keys(%ordered))) {
+ push(@roles_by_num,$ordered{$item});
+ }
+ }
+ return (\@roles_by_num,\%description,\%access_in_dom,\%access_info);
+}
+
+sub get_my_adhocroles {
+ my ($cid,$checkreg) = @_;
+ my ($cdom,$cnum,%info,@possroles,$description,$roles_by_num);
+ if ($env{'request.course.id'} eq $cid) {
+ $cdom = $env{'course.'.$cid.'.domain'};
+ $cnum = $env{'course.'.$cid.'.num'};
+ $info{'internal.coursecode'} = $env{'course.'.$cid.'.internal.coursecode'};
+ } elsif ($cid =~ /^($match_domain)_($match_courseid)$/) {
+ $cdom = $1;
+ $cnum = $2;
+ %info = &Apache::lonnet::get('environment',['internal.coursecode'],
+ $cdom,$cnum);
+ }
+ if (($info{'internal.coursecode'} ne '') && ($checkreg)) {
+ my $user = $env{'user.name'}.':'.$env{'user.domain'};
+ my %rosterhash = &get('classlist',[$user],$cdom,$cnum);
+ if ($rosterhash{$user} ne '') {
+ my $type = (split(/:/,$rosterhash{$user}))[5];
+ return ([],{}) if ($type eq 'auto');
+ }
+ }
+ if (($cdom ne '') && ($cnum ne '')) {
+ if (($env{"user.role.dh./$cdom/"}) || ($env{"user.role.da./$cdom/"})) {
+ my $then=$env{'user.login.time'};
+ my $update=$env{'user.update.time'};
+ if (!$update) {
+ $update = $then;
+ }
+ my @liveroles;
+ foreach my $role ('dh','da') {
+ if ($env{"user.role.$role./$cdom/"}) {
+ my ($tstart,$tend)=split(/\./,$env{"user.role.$role./$cdom/"});
+ my $limit = $update;
+ if ($env{'request.role'} eq "$role./$cdom/") {
+ $limit = $then;
+ }
+ my $activerole = 1;
+ if ($tstart && $tstart>$limit) { $activerole = 0; }
+ if ($tend && $tend <$limit) { $activerole = 0; }
+ if ($activerole) {
+ push(@liveroles,$role);
+ }
+ }
+ }
+ if (@liveroles) {
+ if (&homeserver($cnum,$cdom) ne 'no_host') {
+ my ($accessref,$accessinfo,%access_in_dom);
+ ($roles_by_num,$description,$accessref,$accessinfo) = &get_all_adhocroles($cdom);
+ if (ref($roles_by_num) eq 'ARRAY') {
+ if (@{$roles_by_num}) {
+ my %settings;
+ if ($env{'request.course.id'} eq $cid) {
+ foreach my $envkey (keys(%env)) {
+ if ($envkey =~ /^\Qcourse.$cid.\E(internal\.adhoc.+)$/) {
+ $settings{$1} = $env{$envkey};
+ }
+ }
+ } else {
+ %settings = &dump('environment',$cdom,$cnum,'internal\.adhoc');
+ }
+ my %setincrs;
+ if ($settings{'internal.adhocaccess'}) {
+ map { $setincrs{$_} = 1; } split(/,/,$settings{'internal.adhocaccess'});
+ }
+ my @statuses;
+ if ($env{'environment.inststatus'}) {
+ @statuses = split(/,/,$env{'environment.inststatus'});
+ }
+ my $user = $env{'user.name'}.':'.$env{'user.domain'};
+ if (ref($accessref) eq 'HASH') {
+ %access_in_dom = %{$accessref};
+ }
+ foreach my $role (@{$roles_by_num}) {
+ my ($curraccess,@okstatus,@personnel);
+ if ($setincrs{$role}) {
+ ($curraccess,my $rest) = split(/=/,$settings{'internal.adhoc.'.$role});
+ if ($curraccess eq 'status') {
+ @okstatus = split(/\&/,$rest);
+ } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) {
+ @personnel = split(/\&/,$rest);
+ }
+ } else {
+ $curraccess = $access_in_dom{$role};
+ if (ref($accessinfo) eq 'HASH') {
+ if ($curraccess eq 'status') {
+ if (ref($accessinfo->{$role}) eq 'ARRAY') {
+ @okstatus = @{$accessinfo->{$role}};
+ }
+ } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) {
+ if (ref($accessinfo->{$role}) eq 'ARRAY') {
+ @personnel = @{$accessinfo->{$role}};
+ }
+ }
+ }
+ }
+ if ($curraccess eq 'none') {
+ next;
+ } elsif ($curraccess eq 'all') {
+ push(@possroles,$role);
+ } elsif ($curraccess eq 'dh') {
+ if (grep(/^dh$/,@liveroles)) {
+ push(@possroles,$role);
+ } else {
+ next;
+ }
+ } elsif ($curraccess eq 'da') {
+ if (grep(/^da$/,@liveroles)) {
+ push(@possroles,$role);
+ } else {
+ next;
+ }
+ } elsif ($curraccess eq 'status') {
+ if (@okstatus) {
+ if (!@statuses) {
+ if (grep(/^default$/,@okstatus)) {
+ push(@possroles,$role);
+ }
+ } else {
+ foreach my $status (@okstatus) {
+ if (grep(/^\Q$status\E$/,@statuses)) {
+ push(@possroles,$role);
+ last;
+ }
+ }
+ }
+ }
+ } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) {
+ if (grep(/^\Q$user\E$/,@personnel)) {
+ if ($curraccess eq 'exc') {
+ push(@possroles,$role);
+ }
+ } elsif ($curraccess eq 'inc') {
+ push(@possroles,$role);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ unless (ref($description) eq 'HASH') {
+ if (ref($roles_by_num) eq 'ARRAY') {
+ my %desc;
+ map { $desc{$_} = $_; } (@{$roles_by_num});
+ $description = \%desc;
+ } else {
+ $description = {};
+ }
+ }
+ return (\@possroles,$description);
+}
+
# ----------------------------------------------------- Frontpage Announcements
#
#
sub postannounce {
my ($server,$text)=@_;
- unless (&allowed('psa',$hostdom{$server})) { return 'refused'; }
+ unless (&allowed('psa',&host_domain($server))) { return 'refused'; }
unless ($text=~/\w/) { $text=''; }
return &reply('setannounce:'.&escape($text),$server);
}
sub getannounce {
- if (open(my $fh,$perlvar{'lonDocRoot'}.'/announcement.txt')) {
+ if (open(my $fh,"<",$perlvar{'lonDocRoot'}.'/announcement.txt')) {
my $announcement='';
- while (<$fh>) { $announcement .=$_; }
+ while (my $line = <$fh>) { $announcement .= $line; }
close($fh);
if ($announcement=~/\w/) {
return
@@ -1830,25 +5273,101 @@ sub getannounce {
#
sub courseidput {
- my ($domain,$what,$coursehome)=@_;
- return &reply('courseidput:'.$domain.':'.$what,$coursehome);
+ my ($domain,$storehash,$coursehome,$caller) = @_;
+ return unless (ref($storehash) eq 'HASH');
+ my $outcome;
+ if ($caller eq 'timeonly') {
+ my $cids = '';
+ foreach my $item (keys(%$storehash)) {
+ $cids.=&escape($item).'&';
+ }
+ $cids=~s/\&$//;
+ $outcome = &reply('courseidputhash:'.$domain.':'.$caller.':'.$cids,
+ $coursehome);
+ } else {
+ my $items = '';
+ foreach my $item (keys(%$storehash)) {
+ $items.= &escape($item).'='.
+ &freeze_escape($$storehash{$item}).'&';
+ }
+ $items=~s/\&$//;
+ $outcome = &reply('courseidputhash:'.$domain.':'.$caller.':'.$items,
+ $coursehome);
+ }
+ if ($outcome eq 'unknown_cmd') {
+ my $what;
+ foreach my $cid (keys(%$storehash)) {
+ $what .= &escape($cid).'=';
+ foreach my $item ('description','inst_code','owner','type') {
+ $what .= &escape($storehash->{$cid}{$item}).':';
+ }
+ $what =~ s/\:$/&/;
+ }
+ $what =~ s/\&$//;
+ return &reply('courseidput:'.$domain.':'.$what,$coursehome);
+ } else {
+ return $outcome;
+ }
}
sub courseiddump {
- my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,$coursefilter,$hostidflag,$hostidref)=@_;
- my %returnhash=();
- unless ($domfilter) { $domfilter=''; }
- foreach my $tryserver (keys %libserv) {
- if ( ($hostidflag == 1 && grep/^$tryserver$/,@{$hostidref}) || (!defined($hostidflag)) ) {
- if ((!$domfilter) || ($hostdom{$tryserver} eq $domfilter)) {
- foreach (
- split(/\&/,&reply('courseiddump:'.$hostdom{$tryserver}.':'.
- $sincefilter.':'.&escape($descfilter).':'.
- &escape($instcodefilter).':'.&escape($ownerfilter).':'.&escape($coursefilter),
- $tryserver))) {
- my ($key,$value)=split(/\=/,$_);
- if (($key) && ($value)) {
- $returnhash{&unescape($key)}=$value;
+ my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,
+ $coursefilter,$hostidflag,$hostidref,$typefilter,$regexp_ok,
+ $selfenrollonly,$catfilter,$showhidden,$caller,$cloner,$cc_clone,
+ $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner,
+ $hasuniquecode,$reqcrsdom,$reqinstcode)=@_;
+ my $as_hash = 1;
+ my %returnhash;
+ if (!$domfilter) { $domfilter=''; }
+ my %libserv = &all_library();
+ foreach my $tryserver (keys(%libserv)) {
+ if ( ( $hostidflag == 1
+ && grep(/^\Q$tryserver\E$/,@{$hostidref}) )
+ || (!defined($hostidflag)) ) {
+
+ if (($domfilter eq '') ||
+ (&host_domain($tryserver) eq $domfilter)) {
+ my $rep;
+ if (grep { $_ eq $tryserver } ¤t_machine_ids()) {
+ $rep = &LONCAPA::Lond::dump_course_id_handler(
+ join(":", (&host_domain($tryserver), $sincefilter,
+ &escape($descfilter), &escape($instcodefilter),
+ &escape($ownerfilter), &escape($coursefilter),
+ &escape($typefilter), &escape($regexp_ok),
+ $as_hash, &escape($selfenrollonly),
+ &escape($catfilter), $showhidden, $caller,
+ &escape($cloner), &escape($cc_clone), $cloneonly,
+ &escape($createdbefore), &escape($createdafter),
+ &escape($creationcontext),$domcloner,$hasuniquecode,
+ $reqcrsdom,&escape($reqinstcode))));
+ } else {
+ $rep = &reply('courseiddump:'.&host_domain($tryserver).':'.
+ $sincefilter.':'.&escape($descfilter).':'.
+ &escape($instcodefilter).':'.&escape($ownerfilter).
+ ':'.&escape($coursefilter).':'.&escape($typefilter).
+ ':'.&escape($regexp_ok).':'.$as_hash.':'.
+ &escape($selfenrollonly).':'.&escape($catfilter).':'.
+ $showhidden.':'.$caller.':'.&escape($cloner).':'.
+ &escape($cc_clone).':'.$cloneonly.':'.
+ &escape($createdbefore).':'.&escape($createdafter).':'.
+ &escape($creationcontext).':'.$domcloner.':'.$hasuniquecode.
+ ':'.$reqcrsdom.':'.&escape($reqinstcode),$tryserver);
+ }
+
+ my @pairs=split(/\&/,$rep);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/\=/,$item,2);
+ $key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ my $result = &thaw_unescape($value);
+ if (ref($result) eq 'HASH') {
+ $returnhash{$key}=$result;
+ } else {
+ my @responses = split(/:/,$value);
+ my @items = ('description','inst_code','owner','type');
+ for (my $i=0; $i<@responses; $i++) {
+ $returnhash{$key}{$items[$i]} = &unescape($responses[$i]);
+ }
}
}
}
@@ -1857,26 +5376,70 @@ sub courseiddump {
return %returnhash;
}
+sub courselastaccess {
+ my ($cdom,$cnum,$hostidref) = @_;
+ my %returnhash;
+ if ($cdom && $cnum) {
+ my $chome = &homeserver($cnum,$cdom);
+ if ($chome ne 'no_host') {
+ my $rep = &reply('courselastaccess:'.$cdom.':'.$cnum,$chome);
+ &extract_lastaccess(\%returnhash,$rep);
+ }
+ } else {
+ if (!$cdom) { $cdom=''; }
+ my %libserv = &all_library();
+ foreach my $tryserver (keys(%libserv)) {
+ if (ref($hostidref) eq 'ARRAY') {
+ next unless (grep(/^\Q$tryserver\E$/,@{$hostidref}));
+ }
+ if (($cdom eq '') || (&host_domain($tryserver) eq $cdom)) {
+ my $rep = &reply('courselastaccess:'.&host_domain($tryserver).':',$tryserver);
+ &extract_lastaccess(\%returnhash,$rep);
+ }
+ }
+ }
+ return %returnhash;
+}
+
+sub extract_lastaccess {
+ my ($returnhash,$rep) = @_;
+ if (ref($returnhash) eq 'HASH') {
+ unless ($rep eq 'unknown_command' || $rep eq 'no_such_host' ||
+ $rep eq 'con_lost' || $rep eq 'rejected' || $rep eq 'refused' ||
+ $rep eq '') {
+ my @pairs=split(/\&/,$rep);
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/\=/,$item,2);
+ $key = &unescape($key);
+ next if ($key =~ /^error: 2 /);
+ $returnhash->{$key} = &thaw_unescape($value);
+ }
+ }
+ }
+ return;
+}
+
# ---------------------------------------------------------- DC e-mail
sub dcmailput {
my ($domain,$msgid,$message,$server)=@_;
my $status = &Apache::lonnet::critical(
- 'dcmailput:'.$domain.':'.&Apache::lonnet::escape($msgid).'='.
- &Apache::lonnet::escape($message),$server);
+ 'dcmailput:'.$domain.':'.&escape($msgid).'='.
+ &escape($message),$server);
return $status;
}
sub dcmaildump {
my ($dom,$startdate,$enddate,$senders) = @_;
my %returnhash=();
- if (exists($domain_primary{$dom})) {
+
+ if (defined(&domain($dom,'primary'))) {
my $cmd='dcmaildump:'.$dom.':'.&escape($startdate).':'.
&escape($enddate).':';
my @esc_senders=map { &escape($_)} @$senders;
$cmd.=&escape(join('&',@esc_senders));
- foreach (split(/\&/,&reply($cmd,$domain_primary{$dom}))) {
- my ($key,$value) = split(/\=/,$_);
+ foreach my $line (split(/\&/,&reply($cmd,&domain($dom,'primary')))) {
+ my ($key,$value) = split(/\=/,$line,2);
if (($key) && ($value)) {
$returnhash{&unescape($key)} = &unescape($value);
}
@@ -1888,80 +5451,152 @@ sub dcmaildump {
sub get_domain_roles {
my ($dom,$roles,$startdate,$enddate)=@_;
- if (undef($startdate) || $startdate eq '') {
+ if ((!defined($startdate)) || ($startdate eq '')) {
$startdate = '.';
}
- if (undef($enddate) || $enddate eq '') {
+ if ((!defined($enddate)) || ($enddate eq '')) {
$enddate = '.';
}
- my $rolelist = join(':',@{$roles});
+ my $rolelist;
+ if (ref($roles) eq 'ARRAY') {
+ $rolelist = join('&',@{$roles});
+ }
my %personnel = ();
- foreach my $tryserver (keys(%libserv)) {
- if ($hostdom{$tryserver} eq $dom) {
- %{$personnel{$tryserver}}=();
- foreach (
- split(/\&/,&reply('domrolesdump:'.$dom.':'.
- &escape($startdate).':'.&escape($enddate).':'.
- &escape($rolelist), $tryserver))) {
- my($key,$value) = split(/\=/,$_);
- if (($key) && ($value)) {
- $personnel{$tryserver}{&unescape($key)} = &unescape($value);
- }
- }
- }
+
+ my %servers = &get_servers($dom,'library');
+ foreach my $tryserver (keys(%servers)) {
+ %{$personnel{$tryserver}}=();
+ foreach my $line (split(/\&/,&reply('domrolesdump:'.$dom.':'.
+ &escape($startdate).':'.
+ &escape($enddate).':'.
+ &escape($rolelist), $tryserver))) {
+ my ($key,$value) = split(/\=/,$line,2);
+ if (($key) && ($value)) {
+ $personnel{$tryserver}{&unescape($key)} = &unescape($value);
+ }
+ }
}
return %personnel;
}
-# ----------------------------------------------------------- Check out an item
+sub get_active_domroles {
+ my ($dom,$roles) = @_;
+ return () unless (ref($roles) eq 'ARRAY');
+ my $now = time;
+ my %dompersonnel = &get_domain_roles($dom,$roles,$now,$now);
+ my %domroles;
+ foreach my $server (keys(%dompersonnel)) {
+ foreach my $user (sort(keys(%{$dompersonnel{$server}}))) {
+ my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user);
+ $domroles{$uname.':'.$udom} = $dompersonnel{$server}{$user};
+ }
+ }
+ return %domroles;
+}
+
+# ----------------------------------------------------------- Interval timing
+
+{
+# Caches needed for speedup of navmaps
+# We don't want to cache this for very long at all (5 seconds at most)
+#
+# The user for whom we cache
+my $cachedkey='';
+# The cached times for this user
+my %cachedtimes=();
+# When this was last done
+my $cachedtime='';
+
+sub load_all_first_access {
+ my ($uname,$udom)=@_;
+ if (($cachedkey eq $uname.':'.$udom) &&
+ (abs($cachedtime-time)<5) && (!$env{'form.markaccess'})) {
+ return;
+ }
+ $cachedtime=time;
+ $cachedkey=$uname.':'.$udom;
+ %cachedtimes=&dump('firstaccesstimes',$udom,$uname);
+}
sub get_first_access {
- my ($type,$argsymb)=@_;
- my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
+ my ($type,$argsymb,$argmap)=@_;
+ my ($symb,$courseid,$udom,$uname)=&whichuser();
if ($argsymb) { $symb=$argsymb; }
my ($map,$id,$res)=&decode_symb($symb);
- if ($type eq 'map') {
+ if ($argmap) { $map = $argmap; }
+ if ($type eq 'course') {
+ $res='course';
+ } elsif ($type eq 'map') {
$res=&symbread($map);
} else {
$res=$symb;
}
- my %times=&get('firstaccesstimes',["$courseid\0$res"],$udom,$uname);
- return $times{"$courseid\0$res"};
+ &load_all_first_access($uname,$udom);
+ return $cachedtimes{"$courseid\0$res"};
}
sub set_first_access {
- my ($type)=@_;
- my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser();
+ my ($type,$interval)=@_;
+ my ($symb,$courseid,$udom,$uname)=&whichuser();
my ($map,$id,$res)=&decode_symb($symb);
- if ($type eq 'map') {
+ if ($type eq 'course') {
+ $res='course';
+ } elsif ($type eq 'map') {
$res=&symbread($map);
} else {
$res=$symb;
}
- my $firstaccess=&get_first_access($type,$symb);
- if (!$firstaccess) {
- return &put('firstaccesstimes',{"$courseid\0$res"=>time},$udom,$uname);
+ $cachedkey='';
+ my $firstaccess=&get_first_access($type,$symb,$map);
+ if ($firstaccess) {
+ &logthis("First access time already set ($firstaccess) when attempting ".
+ "to set new value (type: $type, extent: $res) for $uname:$udom ".
+ "in $courseid");
+ return 'already_set';
+ } else {
+ my $start = time;
+ my $putres = &put('firstaccesstimes',{"$courseid\0$res"=>$start},
+ $udom,$uname);
+ if ($putres eq 'ok') {
+ &put('timerinterval',{"$courseid\0$res"=>$interval},
+ $udom,$uname);
+ &appenv(
+ {
+ 'course.'.$courseid.'.firstaccess.'.$res => $start,
+ 'course.'.$courseid.'.timerinterval.'.$res => $interval,
+ }
+ );
+ if (($cachedtime) && (abs($start-$cachedtime) < 5)) {
+ $cachedtimes{"$courseid\0$res"} = $start;
+ }
+ } elsif ($putres ne 'refused') {
+ &logthis("Result: $putres when attempting to set first access time ".
+ "(type: $type, extent: $res) for $uname:$udom in $courseid");
+ }
+ return $putres;
}
return 'already_set';
}
+}
sub checkout {
my ($symb,$tuname,$tudom,$tcrsid)=@_;
my $now=time;
my $lonhost=$perlvar{'lonHostID'};
+ my $ip = &get_requestor_ip();
my $infostr=&escape(
'CHECKOUTTOKEN&'.
$tuname.'&'.
$tudom.'&'.
$tcrsid.'&'.
$symb.'&'.
- $now.'&'.$ENV{'REMOTE_ADDR'});
+ $now.'&'.$ip);
my $token=&reply('tmpput:'.$infostr,$lonhost);
- if ($token=~/^error\:/) {
+ if ($token=~/^error\:/) {
&logthis("WARNING: ".
"Checkout tmpput failed ".$tudom.' - '.$tuname.' - '.$symb.
"");
- return '';
+ return '';
}
$token=~s/^(\d+)\_.*\_(\d+)$/$1\*$2\*$lonhost/;
@@ -1969,7 +5604,7 @@ sub checkout {
my %infohash=('resource.0.outtoken' => $token,
'resource.0.checkouttime' => $now,
- 'resource.0.outremote' => $ENV{'REMOTE_ADDR'});
+ 'resource.0.outremote' => $ip);
unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') {
return '';
@@ -1977,12 +5612,12 @@ sub checkout {
&logthis("WARNING: ".
"Checkout cstore failed ".$tudom.' - '.$tuname.' - '.$symb.
"");
- }
+ }
if (&log($tudom,$tuname,&homeserver($tuname,$tudom),
&escape('Checkout '.$infostr.' - '.
$token)) ne 'ok') {
- return '';
+ return '';
} else {
&logthis("WARNING: ".
"Checkout log failed ".$tudom.' - '.$tuname.' - '.$symb.
@@ -1998,8 +5633,9 @@ sub checkin {
my $now=time;
my ($ta,$tb,$lonhost)=split(/\*/,$token);
$lonhost=~tr/A-Z/a-z/;
- my $dtoken=$ta.'_'.$hostname{$lonhost}.'_'.$tb;
+ my $dtoken=$ta.'_'.&hostname($lonhost).'_'.$tb;
$dtoken=~s/\W/\_/g;
+ my $ip = &get_requestor_ip();
my ($dummy,$tuname,$tudom,$tcrsid,$symb,$chtim,$rmaddr)=
split(/\&/,&unescape(&reply('tmpget:'.$dtoken,$lonhost)));
@@ -2007,7 +5643,7 @@ sub checkin {
&logthis('Check in '.$token.' ('.$dtoken.') failed');
return '';
}
-
+
unless (&allowed('mgr',$tcrsid)) {
&logthis('Check in '.$token.' ('.$dtoken.') unauthorized: '.
$env{'user.name'}.' - '.$env{'user.domain'});
@@ -2016,18 +5652,18 @@ sub checkin {
my %infohash=('resource.0.intoken' => $token,
'resource.0.checkintime' => $now,
- 'resource.0.inremote' => $ENV{'REMOTE_ADDR'});
+ 'resource.0.inremote' => $ip);
unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') {
return '';
- }
+ }
if (&log($tudom,$tuname,&homeserver($tuname,$tudom),
&escape('Checkin - '.$token)) ne 'ok') {
- return '';
+ return '';
}
- return ($symb,$tuname,$tudom,$tcrsid);
+ return ($symb,$tuname,$tudom,$tcrsid);
}
# --------------------------------------------- Set Expire Date for Spreadsheet
@@ -2125,27 +5761,27 @@ sub hash2str {
sub hashref2str {
my ($hashref)=@_;
my $result='__HASH_REF__';
- foreach (sort(keys(%$hashref))) {
- if (ref($_) eq 'ARRAY') {
- $result.=&arrayref2str($_).'=';
- } elsif (ref($_) eq 'HASH') {
- $result.=&hashref2str($_).'=';
- } elsif (ref($_)) {
+ foreach my $key (sort(keys(%$hashref))) {
+ if (ref($key) eq 'ARRAY') {
+ $result.=&arrayref2str($key).'=';
+ } elsif (ref($key) eq 'HASH') {
+ $result.=&hashref2str($key).'=';
+ } elsif (ref($key)) {
$result.='=';
- #print("Got a ref of ".(ref($_))." skipping.");
+ #print("Got a ref of ".(ref($key))." skipping.");
} else {
- if ($_) {$result.=&escape($_).'=';} else { last; }
+ if (defined($key)) {$result.=&escape($key).'=';} else { last; }
}
- if(ref($hashref->{$_}) eq 'ARRAY') {
- $result.=&arrayref2str($hashref->{$_}).'&';
- } elsif(ref($hashref->{$_}) eq 'HASH') {
- $result.=&hashref2str($hashref->{$_}).'&';
- } elsif(ref($hashref->{$_})) {
+ if(ref($hashref->{$key}) eq 'ARRAY') {
+ $result.=&arrayref2str($hashref->{$key}).'&';
+ } elsif(ref($hashref->{$key}) eq 'HASH') {
+ $result.=&hashref2str($hashref->{$key}).'&';
+ } elsif(ref($hashref->{$key})) {
$result.='&';
- #print("Got a ref of ".(ref($hashref->{$_}))." skipping.");
+ #print("Got a ref of ".(ref($hashref->{$key}))." skipping.");
} else {
- $result.=&escape($hashref->{$_}).'&';
+ $result.=&escape($hashref->{$key}).'&';
}
}
$result=~s/\&$//;
@@ -2284,14 +5920,14 @@ sub tmpreset {
if (!$domain) { $domain=$env{'user.domain'}; }
if (!$stuname) { $stuname=$env{'user.name'}; }
if ($domain eq 'public' && $stuname eq 'public') {
- $stuname=$ENV{'REMOTE_ADDR'};
+ $stuname=&get_requestor_ip();
}
- my $path=$perlvar{'lonDaemons'}.'/tmp';
+ my $path=LONCAPA::tempdir();
my %hash;
if (tie(%hash,'GDBM_File',
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db',
&GDBM_WRCREAT(),0640)) {
- foreach my $key (keys %hash) {
+ foreach my $key (keys(%hash)) {
if ($key=~ /:$symb/) {
delete($hash{$key});
}
@@ -2321,11 +5957,11 @@ sub tmpstore {
if (!$domain) { $domain=$env{'user.domain'}; }
if (!$stuname) { $stuname=$env{'user.name'}; }
if ($domain eq 'public' && $stuname eq 'public') {
- $stuname=$ENV{'REMOTE_ADDR'};
+ $stuname=&get_requestor_ip();
}
my $now=time;
my %hash;
- my $path=$perlvar{'lonDaemons'}.'/tmp';
+ my $path=LONCAPA::tempdir();
if (tie(%hash,'GDBM_File',
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db',
&GDBM_WRCREAT(),0640)) {
@@ -2365,13 +6001,13 @@ sub tmprestore {
if (!$domain) { $domain=$env{'user.domain'}; }
if (!$stuname) { $stuname=$env{'user.name'}; }
if ($domain eq 'public' && $stuname eq 'public') {
- $stuname=$ENV{'REMOTE_ADDR'};
+ $stuname=&get_requestor_ip();
}
my %returnhash;
$namespace=~s/\//\_/g;
$namespace=~s/\W//g;
my %hash;
- my $path=$perlvar{'lonDaemons'}.'/tmp';
+ my $path=LONCAPA::tempdir();
if (tie(%hash,'GDBM_File',
$path.'/tmpstore_'.$stuname.'_'.$domain.'_'.$namespace.'.db',
&GDBM_READER(),0640)) {
@@ -2400,7 +6036,7 @@ sub tmprestore {
# ----------------------------------------------------------------------- Store
sub store {
- my ($storehash,$symb,$namespace,$domain,$stuname) = @_;
+ my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_;
my $home='';
if ($stuname) { $home=&homeserver($stuname,$domain); }
@@ -2421,22 +6057,22 @@ sub store {
}
if (!$home) { $home=$env{'user.home'}; }
- $$storehash{'ip'}=$ENV{'REMOTE_ADDR'};
+ $$storehash{'ip'}=&get_requestor_ip();
$$storehash{'host'}=$perlvar{'lonHostID'};
my $namevalue='';
- foreach (keys %$storehash) {
- $namevalue.=&escape($_).'='.&freeze_escape($$storehash{$_}).'&';
+ foreach my $key (keys(%$storehash)) {
+ $namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&';
}
$namevalue=~s/\&$//;
&courselog($symb.':'.$stuname.':'.$domain.':STORE:'.$namevalue);
- return reply("store:$domain:$stuname:$namespace:$symb:$namevalue","$home");
+ return reply("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home");
}
# -------------------------------------------------------------- Critical Store
sub cstore {
- my ($storehash,$symb,$namespace,$domain,$stuname) = @_;
+ my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_;
my $home='';
if ($stuname) { $home=&homeserver($stuname,$domain); }
@@ -2457,17 +6093,17 @@ sub cstore {
}
if (!$home) { $home=$env{'user.home'}; }
- $$storehash{'ip'}=$ENV{'REMOTE_ADDR'};
+ $$storehash{'ip'}=&get_requestor_ip();
$$storehash{'host'}=$perlvar{'lonHostID'};
my $namevalue='';
- foreach (keys %$storehash) {
- $namevalue.=&escape($_).'='.&freeze_escape($$storehash{$_}).'&';
+ foreach my $key (keys(%$storehash)) {
+ $namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&';
}
$namevalue=~s/\&$//;
&courselog($symb.':'.$stuname.':'.$domain.':CSTORE:'.$namevalue);
return critical
- ("store:$domain:$stuname:$namespace:$symb:$namevalue","$home");
+ ("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home");
}
# --------------------------------------------------------------------- Restore
@@ -2479,9 +6115,12 @@ sub restore {
if ($stuname) { $home=&homeserver($stuname,$domain); }
if (!$symb) {
- unless ($symb=escape(&symbread())) { return ''; }
+ return if ($namespace eq 'courserequests');
+ unless ($symb=escape(&symbread())) { return ''; }
} else {
- $symb=&escape(&symbclean($symb));
+ unless ($namespace eq 'courserequests') {
+ $symb=&escape(&symbclean($symb));
+ }
}
if (!$namespace) {
unless ($namespace=$env{'request.course.id'}) {
@@ -2494,23 +6133,25 @@ sub restore {
my $answer=&reply("restore:$domain:$stuname:$namespace:$symb","$home");
my %returnhash=();
- foreach (split(/\&/,$answer)) {
- my ($name,$value)=split(/\=/,$_);
+ foreach my $line (split(/\&/,$answer)) {
+ my ($name,$value)=split(/\=/,$line);
$returnhash{&unescape($name)}=&thaw_unescape($value);
}
my $version;
for ($version=1;$version<=$returnhash{'version'};$version++) {
- foreach (split(/\:/,$returnhash{$version.':keys'})) {
- $returnhash{$_}=$returnhash{$version.':'.$_};
+ foreach my $item (split(/\:/,$returnhash{$version.':keys'})) {
+ $returnhash{$item}=$returnhash{$version.':'.$item};
}
}
return %returnhash;
}
# ---------------------------------------------------------- Course Description
+#
+#
sub coursedescription {
- my $courseid=shift;
+ my ($courseid,$args)=@_;
$courseid=~s/^\///;
$courseid=~s/\_/\//g;
my ($cdomain,$cnum)=split(/\//,$courseid);
@@ -2520,131 +6161,320 @@ sub coursedescription {
# trying and trying and trying to get the course description.
my %envhash=();
my %returnhash=();
- $envhash{'course.'.$normalid.'.last_cache'}=time;
+
+ my $expiretime=600;
+ if ($env{'request.course.id'} eq $normalid) {
+ $expiretime=120;
+ }
+
+ my $prefix='course.'.$cdomain.'_'.$cnum.'.';
+ if (!$args->{'freshen_cache'}
+ && ((time-$env{$prefix.'last_cache'}) < $expiretime) ) {
+ foreach my $key (keys(%env)) {
+ next if ($key !~ /^\Q$prefix\E(.*)/);
+ my ($setting) = $1;
+ $returnhash{$setting} = $env{$key};
+ }
+ return %returnhash;
+ }
+
+ # get the data again
+
+ if (!$args->{'one_time'}) {
+ $envhash{'course.'.$normalid.'.last_cache'}=time;
+ }
+
if ($chome ne 'no_host') {
%returnhash=&dump('environment',$cdomain,$cnum);
if (!exists($returnhash{'con_lost'})) {
+ my $username = $env{'user.name'}; # Defult username
+ if(defined $args->{'user'}) {
+ $username = $args->{'user'};
+ }
$returnhash{'home'}= $chome;
$returnhash{'domain'} = $cdomain;
$returnhash{'num'} = $cnum;
+ if (!defined($returnhash{'type'})) {
+ $returnhash{'type'} = 'Course';
+ }
while (my ($name,$value) = each %returnhash) {
$envhash{'course.'.$normalid.'.'.$name}=$value;
}
$returnhash{'url'}=&clutter($returnhash{'url'});
- $returnhash{'fn'}=$perlvar{'lonDaemons'}.'/tmp/'.
- $env{'user.name'}.'_'.$cdomain.'_'.$cnum;
+ $returnhash{'fn'}=LONCAPA::tempdir() .
+ $username.'_'.$cdomain.'_'.$cnum;
$envhash{'course.'.$normalid.'.home'}=$chome;
$envhash{'course.'.$normalid.'.domain'}=$cdomain;
$envhash{'course.'.$normalid.'.num'}=$cnum;
}
}
- &appenv(%envhash);
+ if (!$args->{'one_time'}) {
+ &appenv(\%envhash);
+ }
return %returnhash;
}
+sub update_released_required {
+ my ($needsrelease,$cdom,$cnum,$chome,$cid) = @_;
+ if ($cdom eq '' || $cnum eq '' || $chome eq '' || $cid eq '') {
+ $cid = $env{'request.course.id'};
+ $cdom = $env{'course.'.$cid.'.domain'};
+ $cnum = $env{'course.'.$cid.'.num'};
+ $chome = $env{'course.'.$cid.'.home'};
+ }
+ if ($needsrelease) {
+ my %curr_reqd_hash = &userenvironment($cdom,$cnum,'internal.releaserequired');
+ my $needsupdate;
+ if ($curr_reqd_hash{'internal.releaserequired'} eq '') {
+ $needsupdate = 1;
+ } else {
+ my ($currmajor,$currminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'});
+ my ($needsmajor,$needsminor) = split(/\./,$needsrelease);
+ if (($currmajor < $needsmajor) || ($currmajor == $needsmajor && $currminor < $needsminor)) {
+ $needsupdate = 1;
+ }
+ }
+ if ($needsupdate) {
+ my %needshash = (
+ 'internal.releaserequired' => $needsrelease,
+ );
+ my $putresult = &put('environment',\%needshash,$cdom,$cnum);
+ if ($putresult eq 'ok') {
+ &appenv({'course.'.$cid.'.internal.releaserequired' => $needsrelease});
+ my %crsinfo = &courseiddump($cdom,'.',1,'.','.',$cnum,undef,undef,'.');
+ if (ref($crsinfo{$cid}) eq 'HASH') {
+ $crsinfo{$cid}{'releaserequired'} = $needsrelease;
+ &courseidput($cdom,\%crsinfo,$chome,'notime');
+ }
+ }
+ }
+ }
+ return;
+}
+
# -------------------------------------------------See if a user is privileged
sub privileged {
- my ($username,$domain)=@_;
- my $rolesdump=&reply("dump:$domain:$username:roles",
- &homeserver($username,$domain));
- if (($rolesdump eq 'con_lost') || ($rolesdump eq '')) { return 0; }
- my $now=time;
- if ($rolesdump ne '') {
- foreach (split(/&/,$rolesdump)) {
- if ($_!~/^rolesdef_/) {
- my ($area,$role)=split(/=/,$_);
- $area=~s/\_\w\w$//;
- my ($trole,$tend,$tstart)=split(/_/,$role);
- if (($trole eq 'dc') || ($trole eq 'su')) {
- my $active=1;
- if ($tend) {
- if ($tend<$now) { $active=0; }
- }
- if ($tstart) {
- if ($tstart>$now) { $active=0; }
- }
- if ($active) { return 1; }
- }
- }
- }
+ my ($username,$domain,$possdomains,$possroles)=@_;
+ my $now = time;
+ my $roles;
+ if (ref($possroles) eq 'ARRAY') {
+ $roles = $possroles;
+ } else {
+ $roles = ['dc','su'];
+ }
+ if (ref($possdomains) eq 'ARRAY') {
+ my %privileged = &privileged_by_domain($possdomains,$roles);
+ foreach my $dom (@{$possdomains}) {
+ if (($username =~ /^$match_username$/) && ($domain =~ /^$match_domain$/) &&
+ (ref($privileged{$dom}) eq 'HASH')) {
+ foreach my $role (@{$roles}) {
+ if (ref($privileged{$dom}{$role}) eq 'HASH') {
+ if (exists($privileged{$dom}{$role}{$username.':'.$domain})) {
+ my ($end,$start) = split(/:/,$privileged{$dom}{$role}{$username.':'.$domain});
+ return 1 unless (($end && $end < $now) ||
+ ($start && $start > $now));
+ }
+ }
+ }
+ }
+ }
+ } else {
+ my %rolesdump = &dump("roles", $domain, $username) or return 0;
+ my $now = time;
+
+ for my $role (@rolesdump{grep { ! /^rolesdef_/ } keys(%rolesdump)}) {
+ my ($trole, $tend, $tstart) = split(/_/, $role);
+ if (grep(/^\Q$trole\E$/,@{$roles})) {
+ return 1 unless ($tend && $tend < $now)
+ or ($tstart && $tstart > $now);
+ }
+ }
}
return 0;
}
+sub privileged_by_domain {
+ my ($domains,$roles) = @_;
+ my %privileged = ();
+ my $cachetime = 60*60*24;
+ my $now = time;
+ unless ((ref($domains) eq 'ARRAY') && (ref($roles) eq 'ARRAY')) {
+ return %privileged;
+ }
+ foreach my $dom (@{$domains}) {
+ next if (ref($privileged{$dom}) eq 'HASH');
+ my $needroles;
+ foreach my $role (@{$roles}) {
+ my ($result,$cached)=&is_cached_new('priv_'.$role,$dom);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ $privileged{$dom}{$role} = $result;
+ }
+ } else {
+ $needroles = 1;
+ }
+ }
+ if ($needroles) {
+ my %dompersonnel = &get_domain_roles($dom,$roles);
+ $privileged{$dom} = {};
+ foreach my $server (keys(%dompersonnel)) {
+ if (ref($dompersonnel{$server}) eq 'HASH') {
+ foreach my $item (keys(%{$dompersonnel{$server}})) {
+ my ($trole,$uname,$udom,$rest) = split(/:/,$item,4);
+ my ($end,$start) = split(/:/,$dompersonnel{$server}{$item});
+ next if ($end && $end < $now);
+ $privileged{$dom}{$trole}{$uname.':'.$udom} =
+ $dompersonnel{$server}{$item};
+ }
+ }
+ }
+ if (ref($privileged{$dom}) eq 'HASH') {
+ foreach my $role (@{$roles}) {
+ if (ref($privileged{$dom}{$role}) eq 'HASH') {
+ &do_cache_new('priv_'.$role,$dom,$privileged{$dom}{$role},$cachetime);
+ } else {
+ my %hash = ();
+ &do_cache_new('priv_'.$role,$dom,\%hash,$cachetime);
+ }
+ }
+ }
+ }
+ }
+ return %privileged;
+}
+
# -------------------------------------------------------- Get user privileges
sub rolesinit {
- my ($domain,$username,$authhost)=@_;
- my $rolesdump=reply("dump:$domain:$username:roles",$authhost);
- if (($rolesdump eq 'con_lost') || ($rolesdump eq '')) { return ''; }
+ my ($domain, $username) = @_;
+ my %userroles = ('user.login.time' => time);
+ my %rolesdump = &dump("roles", $domain, $username) or return \%userroles;
+
+ # firstaccess and timerinterval are related to timed maps/resources.
+ # also, blocking can be triggered by an activating timer
+ # it's saved in the user's %env.
+ my %firstaccess = &dump('firstaccesstimes', $domain, $username);
+ my %timerinterval = &dump('timerinterval', $domain, $username);
+ my (%coursetimerstarts, %firstaccchk, %firstaccenv, %coursetimerintervals,
+ %timerintchk, %timerintenv);
+
+ foreach my $key (keys(%firstaccess)) {
+ my ($cid, $rest) = split(/\0/, $key);
+ $coursetimerstarts{$cid}{$rest} = $firstaccess{$key};
+ }
+
+ foreach my $key (keys(%timerinterval)) {
+ my ($cid,$rest) = split(/\0/,$key);
+ $coursetimerintervals{$cid}{$rest} = $timerinterval{$key};
+ }
+
my %allroles=();
- my %allgroups=();
- my $now=time;
- my $userroles="user.login.time=$now\n";
- my $group_privs;
+ my %allgroups=();
- if ($rolesdump ne '') {
- foreach (split(/&/,$rolesdump)) {
- if ($_!~/^rolesdef_/) {
- my ($area,$role)=split(/=/,$_);
- $area=~s/\_\w\w$//;
- my ($trole,$tend,$tstart,$group_privs);
- if ($role=~/^cr/) {
- if ($role=~m|^(cr/\w+/\w+/[a-zA-Z0-9]+)_(.*)$|) {
- ($trole,my $trest)=($role=~m|^(cr/\w+/\w+/[a-zA-Z0-9]+)_(.*)$|);
- ($tend,$tstart)=split('_',$trest);
- } else {
- $trole=$role;
- }
- } elsif ($role =~ m|^gr/|) {
- ($trole,$tend,$tstart) = split(/_/,$role);
- ($trole,$group_privs) = split(/\//,$trole);
- $group_privs = &unescape($group_privs);
- } else {
- ($trole,$tend,$tstart)=split(/_/,$role);
- }
- $userroles.=&set_arearole($trole,$area,$tstart,$tend,$domain,$username);
- if (($tend!=0) && ($tend<$now)) { $trole=''; }
- if (($tstart!=0) && ($tstart>$now)) { $trole=''; }
- if (($area ne '') && ($trole ne '')) {
- my $spec=$trole.'.'.$area;
- my ($tdummy,$tdomain,$trest)=split(/\//,$area);
- if ($trole =~ /^cr\//) {
- &custom_roleprivs(\%allroles,$trole,$tdomain,$trest,$spec,$area);
- } elsif ($trole eq 'gr') {
- &group_roleprivs(\%allgroups,$area,$group_privs,$tend,$tstart);
- } else {
- &standard_roleprivs(\%allroles,$trole,$tdomain,$spec,$trest,$area);
- }
+ for my $area (grep { ! /^rolesdef_/ } keys(%rolesdump)) {
+ my $role = $rolesdump{$area};
+ $area =~ s/\_\w\w$//;
+
+ my ($trole, $tend, $tstart, $group_privs);
+
+ if ($role =~ /^cr/) {
+ # Custom role, defined by a user
+ # e.g., user.role.cr/msu/smith/mynewrole
+ if ($role =~ m|^(cr/$match_domain/$match_username/[a-zA-Z0-9]+)_(.*)$|) {
+ $trole = $1;
+ ($tend, $tstart) = split('_', $2);
+ } else {
+ $trole = $role;
}
- }
+ } elsif ($role =~ m|^gr/|) {
+ # Role of member in a group, defined within a course/community
+ # e.g., user.role.gr/msu/04935610a19ee4a5fmsul1/leopards
+ ($trole, $tend, $tstart) = split(/_/, $role);
+ next if $tstart eq '-1';
+ ($trole, $group_privs) = split(/\//, $trole);
+ $group_privs = &unescape($group_privs);
+ } else {
+ # Just a normal role, defined in roles.tab
+ ($trole, $tend, $tstart) = split(/_/,$role);
+ }
+
+ my %new_role = &set_arearole($trole,$area,$tstart,$tend,$domain,
+ $username);
+ @userroles{keys(%new_role)} = @new_role{keys(%new_role)};
+
+ # role expired or not available yet?
+ $trole = '' if ($tend != 0 && $tend < $userroles{'user.login.time'}) or
+ ($tstart != 0 && $tstart > $userroles{'user.login.time'});
+
+ next if $area eq '' or $trole eq '';
+
+ my $spec = "$trole.$area";
+ my ($tdummy, $tdomain, $trest) = split(/\//, $area);
+
+ if ($trole =~ /^cr\//) {
+ # Custom role, defined by a user
+ &custom_roleprivs(\%allroles,$trole,$tdomain,$trest,$spec,$area);
+ } elsif ($trole eq 'gr') {
+ # Role of a member in a group, defined within a course/community
+ &group_roleprivs(\%allgroups,$area,$group_privs,$tend,$tstart);
+ next;
+ } else {
+ # Normal role, defined in roles.tab
+ &standard_roleprivs(\%allroles,$trole,$tdomain,$spec,$trest,$area);
+ }
+
+ my $cid = $tdomain.'_'.$trest;
+ unless ($firstaccchk{$cid}) {
+ if (ref($coursetimerstarts{$cid}) eq 'HASH') {
+ foreach my $item (keys(%{$coursetimerstarts{$cid}})) {
+ $firstaccenv{'course.'.$cid.'.firstaccess.'.$item} =
+ $coursetimerstarts{$cid}{$item};
+ }
+ }
+ $firstaccchk{$cid} = 1;
+ }
+ unless ($timerintchk{$cid}) {
+ if (ref($coursetimerintervals{$cid}) eq 'HASH') {
+ foreach my $item (keys(%{$coursetimerintervals{$cid}})) {
+ $timerintenv{'course.'.$cid.'.timerinterval.'.$item} =
+ $coursetimerintervals{$cid}{$item};
+ }
+ }
+ $timerintchk{$cid} = 1;
}
- my ($author,$adv) = &set_userprivs(\$userroles,\%allroles,\%allgroups);
- $userroles.='user.adv='.$adv."\n".
- 'user.author='.$author."\n";
- $env{'user.adv'}=$adv;
}
- return $userroles;
+
+ @userroles{'user.author','user.adv','user.rar'} = &set_userprivs(\%userroles,
+ \%allroles, \%allgroups);
+ $env{'user.adv'} = $userroles{'user.adv'};
+ $env{'user.rar'} = $userroles{'user.rar'};
+
+ return (\%userroles,\%firstaccenv,\%timerintenv);
}
sub set_arearole {
- my ($trole,$area,$tstart,$tend,$domain,$username) = @_;
+ my ($trole,$area,$tstart,$tend,$domain,$username,$nolog) = @_;
+ unless ($nolog) {
# log the associated role with the area
- &userrolelog($trole,$username,$domain,$area,$tstart,$tend);
- return 'user.role.'.$trole.'.'.$area.'='.$tstart.'.'.$tend."\n";
+ &userrolelog($trole,$username,$domain,$area,$tstart,$tend);
+ }
+ return ('user.role.'.$trole.'.'.$area => $tstart.'.'.$tend);
}
sub custom_roleprivs {
my ($allroles,$trole,$tdomain,$trest,$spec,$area) = @_;
my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$trole);
- my $homsvr=homeserver($rauthor,$rdomain);
- if ($hostname{$homsvr} ne '') {
+ my $homsvr = &homeserver($rauthor,$rdomain);
+ if (&hostname($homsvr) ne '') {
my ($rdummy,$roledef)=
&get('roles',["rolesdef_$rrole"],$rdomain,$rauthor);
if (($rdummy ne 'con_lost') && ($roledef ne '')) {
my ($syspriv,$dompriv,$coursepriv)=split(/\_/,$roledef);
if (defined($syspriv)) {
+ if ($trest =~ /^$match_community$/) {
+ $syspriv =~ s/bre\&S//;
+ }
$$allroles{'cm./'}.=':'.$syspriv;
$$allroles{$spec.'./'}.=':'.$syspriv;
}
@@ -2654,6 +6484,10 @@ sub custom_roleprivs {
$$allroles{$spec.'./'.$tdomain.'/'}.=':'.$dompriv;
}
if (($trest ne '') && (defined($coursepriv))) {
+ if ($trole =~ m{^cr/$tdomain/$tdomain\Q-domainconfig\E/([^/]+)$}) {
+ my $rolename = $1;
+ $coursepriv = &course_adhocrole_privs($rolename,$tdomain,$trest,$coursepriv);
+ }
$$allroles{'cm.'.$area}.=':'.$coursepriv;
$$allroles{$spec.'.'.$area}.=':'.$coursepriv;
}
@@ -2662,6 +6496,48 @@ sub custom_roleprivs {
}
}
+sub course_adhocrole_privs {
+ my ($rolename,$cdom,$cnum,$coursepriv) = @_;
+ my %overrides = &get('environment',["internal.adhocpriv.$rolename"],$cdom,$cnum);
+ if ($overrides{"internal.adhocpriv.$rolename"}) {
+ my (%currprivs,%storeprivs);
+ foreach my $item (split(/:/,$coursepriv)) {
+ my ($priv,$restrict) = split(/\&/,$item);
+ $currprivs{$priv} = $restrict;
+ }
+ my (%possadd,%possremove,%full);
+ foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:c'})) {
+ my ($priv,$restrict)=split(/\&/,$item);
+ $full{$priv} = $restrict;
+ }
+ foreach my $item (split(/,/,$overrides{"internal.adhocpriv.$rolename"})) {
+ next if ($item eq '');
+ my ($rule,$rest) = split(/=/,$item);
+ next unless (($rule eq 'off') || ($rule eq 'on'));
+ foreach my $priv (split(/:/,$rest)) {
+ if ($priv ne '') {
+ if ($rule eq 'off') {
+ $possremove{$priv} = 1;
+ } else {
+ $possadd{$priv} = 1;
+ }
+ }
+ }
+ }
+ foreach my $priv (sort(keys(%full))) {
+ if (exists($currprivs{$priv})) {
+ unless (exists($possremove{$priv})) {
+ $storeprivs{$priv} = $currprivs{$priv};
+ }
+ } elsif (exists($possadd{$priv})) {
+ $storeprivs{$priv} = $full{$priv};
+ }
+ }
+ $coursepriv = ':'.join(':',map { $_.'&'.$storeprivs{$_}; } sort(keys(%storeprivs)));
+ }
+ return $coursepriv;
+}
+
sub group_roleprivs {
my ($allgroups,$area,$group_privs,$tend,$tstart) = @_;
my $access = 1;
@@ -2669,7 +6545,7 @@ sub group_roleprivs {
if (($tend!=0) && ($tend<$now)) { $access = 0; }
if (($tstart!=0) && ($tstart>$now)) { $access=0; }
if ($access) {
- my ($course,$group) = ($area =~ m|(/\w+/\w+)/([^/]+)$|);
+ my ($course,$group) = ($area =~ m|(/$match_domain/$match_courseid)/([^/]+)$|);
$$allgroups{$course}{$group} .=':'.$group_privs;
}
}
@@ -2693,50 +6569,246 @@ sub standard_roleprivs {
}
sub set_userprivs {
- my ($userroles,$allroles,$allgroups) = @_;
+ my ($userroles,$allroles,$allgroups,$groups_roles) = @_;
my $author=0;
my $adv=0;
+ my $rar=0;
my %grouproles = ();
if (keys(%{$allgroups}) > 0) {
- foreach my $role (keys %{$allroles}) {
- my ($trole,$area,$sec,$extendedarea);
- if ($role =~ m|^(\w+)\.(/\w+/\w+)(/?\w*)|) {
- $trole = $1;
- $area = $2;
- $sec = $3;
- $extendedarea = $area.$sec;
- if (exists($$allgroups{$area})) {
- foreach my $group (keys(%{$$allgroups{$area}})) {
- my $spec = $trole.'.'.$extendedarea;
- $grouproles{$spec.'.'.$area.'/'.$group} =
+ my @groupkeys;
+ foreach my $role (keys(%{$allroles})) {
+ push(@groupkeys,$role);
+ }
+ if (ref($groups_roles) eq 'HASH') {
+ foreach my $key (keys(%{$groups_roles})) {
+ unless (grep(/^\Q$key\E$/,@groupkeys)) {
+ push(@groupkeys,$key);
+ }
+ }
+ }
+ if (@groupkeys > 0) {
+ foreach my $role (@groupkeys) {
+ my ($trole,$area,$sec,$extendedarea);
+ if ($role =~ m-^(\w+|cr/$match_domain/$match_username/\w+)\.(/$match_domain/$match_courseid)(/?\w*)\.-) {
+ $trole = $1;
+ $area = $2;
+ $sec = $3;
+ $extendedarea = $area.$sec;
+ if (exists($$allgroups{$area})) {
+ foreach my $group (keys(%{$$allgroups{$area}})) {
+ my $spec = $trole.'.'.$extendedarea;
+ $grouproles{$spec.'.'.$area.'/'.$group} =
$$allgroups{$area}{$group};
+ }
}
}
}
}
}
- foreach (keys(%grouproles)) {
- $$allroles{$_} = $grouproles{$_};
+ foreach my $group (keys(%grouproles)) {
+ $$allroles{$group} = $grouproles{$group};
}
- foreach (keys %{$allroles}) {
- my %thesepriv=();
- if (($_=~/^au/) || ($_=~/^ca/)) { $author=1; }
- foreach (split(/:/,$$allroles{$_})) {
- if ($_ ne '') {
- my ($privilege,$restrictions)=split(/&/,$_);
+ foreach my $role (keys(%{$allroles})) {
+ my %thesepriv;
+ if (($role=~/^au/) || ($role=~/^ca/) || ($role=~/^aa/)) { $author=1; }
+ foreach my $item (split(/:/,$$allroles{$role})) {
+ if ($item ne '') {
+ my ($privilege,$restrictions)=split(/&/,$item);
if ($restrictions eq '') {
$thesepriv{$privilege}='F';
} elsif ($thesepriv{$privilege} ne 'F') {
$thesepriv{$privilege}.=$restrictions;
}
if ($thesepriv{'adv'} eq 'F') { $adv=1; }
+ if ($thesepriv{'rar'} eq 'F') { $rar=1; }
}
}
my $thesestr='';
- foreach (keys %thesepriv) { $thesestr.=':'.$_.'&'.$thesepriv{$_}; }
- $$userroles.='user.priv.'.$_.'='.$thesestr."\n";
+ foreach my $priv (sort(keys(%thesepriv))) {
+ $thesestr.=':'.$priv.'&'.$thesepriv{$priv};
+ }
+ $userroles->{'user.priv.'.$role} = $thesestr;
+ }
+ return ($author,$adv,$rar);
+}
+
+sub role_status {
+ my ($rolekey,$update,$refresh,$now,$role,$where,$trolecode,$tstatus,$tstart,$tend) = @_;
+ if (exists($env{$rolekey}) && $env{$rolekey} ne '') {
+ my ($one,$two) = split(m{\./},$rolekey,2);
+ (undef,undef,$$role) = split(/\./,$one,3);
+ unless (!defined($$role) || $$role eq '') {
+ $$where = '/'.$two;
+ $$trolecode=$$role.'.'.$$where;
+ ($$tstart,$$tend)=split(/\./,$env{$rolekey});
+ $$tstatus='is';
+ if ($$tstart && $$tstart>$update) {
+ $$tstatus='future';
+ if ($$tstart<$now) {
+ if ($$tstart && $$tstart>$refresh) {
+ if (($$where ne '') && ($$role ne '')) {
+ my (%allroles,%allgroups,$group_privs,
+ %groups_roles,@rolecodes);
+ my %userroles = (
+ 'user.role.'.$$role.'.'.$$where => $$tstart.'.'.$$tend
+ );
+ @rolecodes = ('cm');
+ my $spec=$$role.'.'.$$where;
+ my ($tdummy,$tdomain,$trest)=split(/\//,$$where);
+ if ($$role =~ /^cr\//) {
+ &custom_roleprivs(\%allroles,$$role,$tdomain,$trest,$spec,$$where);
+ push(@rolecodes,'cr');
+ } elsif ($$role eq 'gr') {
+ push(@rolecodes,$$role);
+ my %rolehash = &get('roles',[$$where.'_'.$$role],$env{'user.domain'},
+ $env{'user.name'});
+ my ($trole) = split('_',$rolehash{$$where.'_'.$$role},2);
+ (undef,my $group_privs) = split(/\//,$trole);
+ $group_privs = &unescape($group_privs);
+ &group_roleprivs(\%allgroups,$$where,$group_privs,$$tend,$$tstart);
+ my %course_roles = &get_my_roles($env{'user.name'},$env{'user.domain'},'userroles',['active'],['cc','co','in','ta','ep','ad','st','cr'],[$tdomain],1);
+ &get_groups_roles($tdomain,$trest,
+ \%course_roles,\@rolecodes,
+ \%groups_roles);
+ } else {
+ push(@rolecodes,$$role);
+ &standard_roleprivs(\%allroles,$$role,$tdomain,$spec,$trest,$$where);
+ }
+ my ($author,$adv,$rar)= &set_userprivs(\%userroles,\%allroles,\%allgroups,
+ \%groups_roles);
+ &appenv(\%userroles,\@rolecodes);
+ &log($env{'user.domain'},$env{'user.name'},$env{'user.home'},"Role ".$spec);
+ }
+ }
+ $$tstatus = 'is';
+ }
+ }
+ if ($$tend) {
+ if ($$tend<$update) {
+ $$tstatus='expired';
+ } elsif ($$tend<$now) {
+ $$tstatus='will_not';
+ }
+ }
+ }
+ }
+}
+
+sub get_groups_roles {
+ my ($cdom,$rest,$cdom_courseroles,$rolecodes,$groups_roles) = @_;
+ return unless((ref($cdom_courseroles) eq 'HASH') &&
+ (ref($rolecodes) eq 'ARRAY') &&
+ (ref($groups_roles) eq 'HASH'));
+ if (keys(%{$cdom_courseroles}) > 0) {
+ my ($cnum) = ($rest =~ /^($match_courseid)/);
+ if ($cdom ne '' && $cnum ne '') {
+ foreach my $key (keys(%{$cdom_courseroles})) {
+ if ($key =~ /^\Q$cnum\E:\Q$cdom\E:([^:]+):?([^:]*)/) {
+ my $crsrole = $1;
+ my $crssec = $2;
+ if ($crsrole =~ /^cr/) {
+ unless (grep(/^cr$/,@{$rolecodes})) {
+ push(@{$rolecodes},'cr');
+ }
+ } else {
+ unless(grep(/^\Q$crsrole\E$/,@{$rolecodes})) {
+ push(@{$rolecodes},$crsrole);
+ }
+ }
+ my $rolekey = "$crsrole./$cdom/$cnum";
+ if ($crssec ne '') {
+ $rolekey .= "/$crssec";
+ }
+ $rolekey .= './';
+ $groups_roles->{$rolekey} = $rolecodes;
+ }
+ }
+ }
+ }
+ return;
+}
+
+sub delete_env_groupprivs {
+ my ($where,$courseroles,$possroles) = @_;
+ return unless((ref($courseroles) eq 'HASH') && (ref($possroles) eq 'ARRAY'));
+ my ($dummy,$udom,$uname,$group) = split(/\//,$where);
+ unless (ref($courseroles->{$udom}) eq 'HASH') {
+ %{$courseroles->{$udom}} =
+ &get_my_roles('','','userroles',['active'],
+ $possroles,[$udom],1);
+ }
+ if (ref($courseroles->{$udom}) eq 'HASH') {
+ foreach my $item (keys(%{$courseroles->{$udom}})) {
+ my ($cnum,$cdom,$crsrole,$crssec) = split(/:/,$item);
+ my $area = '/'.$cdom.'/'.$cnum;
+ my $privkey = "user.priv.$crsrole.$area";
+ if ($crssec ne '') {
+ $privkey .= '/'.$crssec;
+ }
+ $privkey .= ".$area/$group";
+ &Apache::lonnet::delenv($privkey,undef,[$crsrole]);
+ }
+ }
+ return;
+}
+
+sub check_adhoc_privs {
+ my ($cdom,$cnum,$update,$refresh,$now,$checkrole,$caller,$sec) = @_;
+ my $cckey = 'user.role.'.$checkrole.'./'.$cdom.'/'.$cnum;
+ if ($sec) {
+ $cckey .= '/'.$sec;
+ }
+ my $setprivs;
+ if ($env{$cckey}) {
+ my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus,$tpstart,$tpend);
+ &role_status($cckey,$update,$refresh,$now,\$role,\$where,\$trolecode,\$tstatus,\$tstart,\$tend);
+ unless (($tstatus eq 'is') || ($tstatus eq 'will_not')) {
+ &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller,$sec);
+ $setprivs = 1;
+ }
+ } else {
+ &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller,$sec);
+ $setprivs = 1;
+ }
+ return $setprivs;
+}
+
+sub set_adhoc_privileges {
+# role can be cc, ca, or cr//-domainconfig/role
+ my ($dcdom,$pickedcourse,$role,$caller,$sec) = @_;
+ my $area = '/'.$dcdom.'/'.$pickedcourse;
+ if ($sec ne '') {
+ $area .= '/'.$sec;
+ }
+ my $spec = $role.'.'.$area;
+ my %userroles = &set_arearole($role,$area,'','',$env{'user.domain'},
+ $env{'user.name'},1);
+ my %rolehash = ();
+ if ($role =~ m{^\Qcr/$dcdom/$dcdom\E\-domainconfig/(\w+)$}) {
+ my $rolename = $1;
+ &custom_roleprivs(\%rolehash,$role,$dcdom,$pickedcourse,$spec,$area);
+ my %domdef = &get_domain_defaults($dcdom);
+ if (ref($domdef{'adhocroles'}) eq 'HASH') {
+ if (ref($domdef{'adhocroles'}{$rolename}) eq 'HASH') {
+ &appenv({'request.role.desc' => $domdef{'adhocroles'}{$rolename}{'desc'},});
+ }
+ }
+ } else {
+ &standard_roleprivs(\%rolehash,$role,$dcdom,$spec,$pickedcourse,$area);
+ }
+ my ($author,$adv,$rar)= &set_userprivs(\%userroles,\%rolehash);
+ &appenv(\%userroles,[$role,'cm']);
+ &log($env{'user.domain'},$env{'user.name'},$env{'user.home'},"Role ".$spec);
+ unless ($caller eq 'constructaccess' && $env{'request.course.id'}) {
+ &appenv( {'request.role' => $spec,
+ 'request.role.domain' => $dcdom,
+ 'request.course.sec' => $sec,
+ }
+ );
+ my $tadv=0;
+ if (&allowed('adv') eq 'F') { $tadv=1; }
+ &appenv({'request.role.adv' => $tadv});
}
- return ($author,$adv);
}
# --------------------------------------------------------------- get interface
@@ -2744,8 +6816,8 @@ sub set_userprivs {
sub get {
my ($namespace,$storearr,$udomain,$uname)=@_;
my $items='';
- foreach (@$storearr) {
- $items.=escape($_).'&';
+ foreach my $item (@$storearr) {
+ $items.=&escape($item).'&';
}
$items=~s/\&$//;
if (!$udomain) { $udomain=$env{'user.domain'}; }
@@ -2759,8 +6831,8 @@ sub get {
}
my %returnhash=();
my $i=0;
- foreach (@$storearr) {
- $returnhash{$_}=&thaw_unescape($pairs[$i]);
+ foreach my $item (@$storearr) {
+ $returnhash{$item}=&thaw_unescape($pairs[$i]);
$i++;
}
return %returnhash;
@@ -2771,37 +6843,75 @@ sub get {
sub del {
my ($namespace,$storearr,$udomain,$uname)=@_;
my $items='';
- foreach (@$storearr) {
- $items.=escape($_).'&';
+ foreach my $item (@$storearr) {
+ $items.=&escape($item).'&';
}
+
$items=~s/\&$//;
if (!$udomain) { $udomain=$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
-
return &reply("del:$udomain:$uname:$namespace:$items",$uhome);
}
# -------------------------------------------------------------- dump interface
+sub unserialize {
+ my ($rep, $escapedkeys) = @_;
+
+ return {} if $rep =~ /^error/;
+
+ my %returnhash=();
+ foreach my $item (split(/\&/,$rep)) {
+ my ($key, $value) = split(/=/, $item, 2);
+ $key = unescape($key) unless $escapedkeys;
+ next if $key =~ /^error: 2 /;
+ $returnhash{$key} = &thaw_unescape($value);
+ }
+ return \%returnhash;
+}
+
+# see Lond::dump_with_regexp
+# if $escapedkeys hash keys won't get unescaped.
sub dump {
- my ($namespace,$udomain,$uname,$regexp)=@_;
- if (!$udomain) { $udomain=$env{'user.domain'}; }
- if (!$uname) { $uname=$env{'user.name'}; }
- my $uhome=&homeserver($uname,$udomain);
- if ($regexp) {
- $regexp=&escape($regexp);
- } else {
- $regexp='.';
- }
- my $rep=reply("dump:$udomain:$uname:$namespace:$regexp",$uhome);
- my @pairs=split(/\&/,$rep);
- my %returnhash=();
- foreach (@pairs) {
- my ($key,$value)=split(/=/,$_);
- $returnhash{unescape($key)}=&thaw_unescape($value);
- }
- return %returnhash;
+ my ($namespace,$udomain,$uname,$regexp,$range,$escapedkeys)=@_;
+ if (!$udomain) { $udomain=$env{'user.domain'}; }
+ if (!$uname) { $uname=$env{'user.name'}; }
+ my $uhome=&homeserver($uname,$udomain);
+
+ if ($regexp) {
+ $regexp=&escape($regexp);
+ } else {
+ $regexp='.';
+ }
+ if (grep { $_ eq $uhome } ¤t_machine_ids()) {
+ # user is hosted on this machine
+ my $reply = LONCAPA::Lond::dump_with_regexp(join(':', ($udomain,
+ $uname, $namespace, $regexp, $range)), $perlvar{'lonVersion'});
+ return %{&unserialize($reply, $escapedkeys)};
+ }
+ my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome);
+ my @pairs=split(/\&/,$rep);
+ my %returnhash=();
+ if (!($rep =~ /^error/ )) {
+ foreach my $item (@pairs) {
+ my ($key,$value)=split(/=/,$item,2);
+ $key = &unescape($key) unless ($escapedkeys);
+ next if ($key =~ /^error: 2 /);
+ $returnhash{$key}=&thaw_unescape($value);
+ }
+ }
+ return %returnhash;
+}
+
+
+# --------------------------------------------------------- dumpstore interface
+
+sub dumpstore {
+ my ($namespace,$udomain,$uname,$regexp,$range)=@_;
+ # same as dump but keys must be escaped. They may contain colon separated
+ # lists of values that may themself contain colons (e.g. symbs).
+ return &dump($namespace, $udomain, $uname, $regexp, $range, 1);
}
# -------------------------------------------------------------- keys interface
@@ -2813,8 +6923,9 @@ sub getkeys {
my $uhome=&homeserver($uname,$udomain);
my $rep=reply("keys:$udomain:$uname:$namespace",$uhome);
my @keyarray=();
- foreach (split(/\&/,$rep)) {
- push (@keyarray,&unescape($_));
+ foreach my $key (split(/\&/,$rep)) {
+ next if ($key =~ /^error: 2 /);
+ push(@keyarray,&unescape($key));
}
return @keyarray;
}
@@ -2826,7 +6937,15 @@ sub currentdump {
$sdom = $env{'user.domain'} if (! defined($sdom));
$sname = $env{'user.name'} if (! defined($sname));
my $uhome = &homeserver($sname,$sdom);
- my $rep=reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome);
+ my $rep;
+
+ if (grep { $_ eq $uhome } current_machine_ids()) {
+ $rep = LONCAPA::Lond::dump_profile_database(join(":", ($sdom, $sname,
+ $courseid)));
+ } else {
+ $rep = reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome);
+ }
+
return if ($rep =~ /^(error:|no_such_host)/);
#
my %returnhash=();
@@ -2834,15 +6953,15 @@ sub currentdump {
if ($rep eq "unknown_cmd") {
# an old lond will not know currentdump
# Do a dump and make it look like a currentdump
- my @tmp = &dump($courseid,$sdom,$sname,'.');
+ my @tmp = &dumpstore($courseid,$sdom,$sname,'.');
return if ($tmp[0] =~ /^(error:|no_such_host)/);
my %hash = @tmp;
@tmp=();
%returnhash = %{&convert_dump_to_currentdump(\%hash)};
} else {
my @pairs=split(/\&/,$rep);
- foreach (@pairs) {
- my ($key,$value)=split(/=/,$_);
+ foreach my $pair (@pairs) {
+ my ($key,$value)=split(/=/,$pair,2);
my ($symb,$param) = split(/:/,$key);
$returnhash{&unescape($symb)}->{&unescape($param)} =
&thaw_unescape($value);
@@ -2859,6 +6978,8 @@ sub convert_dump_to_currentdump{
# we might run in to problems with parameter names =~ /^v\./
while (my ($key,$value) = each(%hash)) {
my ($v,$symb,$param) = split(/:/,$key);
+ $symb = &unescape($symb);
+ $param = &unescape($param);
next if ($v eq 'version' || $symb eq 'keys');
next if (exists($returnhash{$symb}) &&
exists($returnhash{$symb}->{$param}) &&
@@ -2920,8 +7041,8 @@ sub put {
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
my $items='';
- foreach (keys %$storehash) {
- $items.=&escape($_).'='.&freeze_escape($$storehash{$_}).'&';
+ foreach my $item (keys(%$storehash)) {
+ $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&';
}
$items=~s/\&$//;
return &reply("put:$udomain:$uname:$namespace:$items",$uhome);
@@ -2945,25 +7066,65 @@ sub newput {
# --------------------------------------------------------- putstore interface
sub putstore {
- my ($namespace,$storehash,$udomain,$uname)=@_;
+ my ($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog)=@_;
if (!$udomain) { $udomain=$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
my $items='';
- my %allitems = ();
- foreach (keys %$storehash) {
- if ($_ =~ m/^([^\:]+):([^\:]+):([^\:]+)$/) {
- my $key = $1.':keys:'.$2;
- $allitems{$key} .= $3.':';
+ foreach my $key (keys(%$storehash)) {
+ $items.= &escape($key).'='.&freeze_escape($storehash->{$key}).'&';
+ }
+ $items=~s/\&$//;
+ my $esc_symb=&escape($symb);
+ my $esc_v=&escape($version);
+ my $reply =
+ &reply("putstore:$udomain:$uname:$namespace:$esc_symb:$esc_v:$items",
+ $uhome);
+ if (($tolog) && ($reply eq 'ok')) {
+ my $namevalue='';
+ foreach my $key (keys(%{$storehash})) {
+ $namevalue.=&escape($key).'='.&freeze_escape($storehash->{$key}).'&';
}
- $items.=$_.'='.&freeze_escape($$storehash{$_}).'&';
+ my $ip = &get_requestor_ip();
+ $namevalue .= 'ip='.&escape($ip).
+ '&host='.&escape($perlvar{'lonHostID'}).
+ '&version='.$esc_v.
+ '&by='.&escape($env{'user.name'}.':'.$env{'user.domain'});
+ &Apache::lonnet::courselog($symb.':'.$uname.':'.$udomain.':PUTSTORE:'.$namevalue);
}
- foreach (keys %allitems) {
- $allitems{$_} =~ s/\:$//;
- $items.= $_.'='.$allitems{$_}.'&';
+ if ($reply eq 'unknown_cmd') {
+ # gfall back to way things use to be done
+ return &old_putstore($namespace,$symb,$version,$storehash,$udomain,
+ $uname);
}
- $items=~s/\&$//;
- return &reply("put:$udomain:$uname:$namespace:$items",$uhome);
+ return $reply;
+}
+
+sub old_putstore {
+ my ($namespace,$symb,$version,$storehash,$udomain,$uname)=@_;
+ if (!$udomain) { $udomain=$env{'user.domain'}; }
+ if (!$uname) { $uname=$env{'user.name'}; }
+ my $uhome=&homeserver($uname,$udomain);
+ my %newstorehash;
+ foreach my $item (keys(%$storehash)) {
+ my $key = $version.':'.&escape($symb).':'.$item;
+ $newstorehash{$key} = $storehash->{$item};
+ }
+ my $items='';
+ my %allitems = ();
+ foreach my $item (keys(%newstorehash)) {
+ if ($item =~ m/^([^\:]+):([^\:]+):([^\:]+)$/) {
+ my $key = $1.':keys:'.$2;
+ $allitems{$key} .= $3.':';
+ }
+ $items.=$item.'='.&freeze_escape($newstorehash{$item}).'&';
+ }
+ foreach my $item (keys(%allitems)) {
+ $allitems{$item} =~ s/\:$//;
+ $items.= $item.'='.$allitems{$item}.'&';
+ }
+ $items=~s/\&$//;
+ return &reply("put:$udomain:$uname:$namespace:$items",$uhome);
}
# ------------------------------------------------------ critical put interface
@@ -2974,8 +7135,8 @@ sub cput {
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
my $items='';
- foreach (keys %$storehash) {
- $items.=escape($_).'='.&freeze_escape($$storehash{$_}).'&';
+ foreach my $item (keys(%$storehash)) {
+ $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&';
}
$items=~s/\&$//;
return &critical("put:$udomain:$uname:$namespace:$items",$uhome);
@@ -2986,8 +7147,8 @@ sub cput {
sub eget {
my ($namespace,$storearr,$udomain,$uname)=@_;
my $items='';
- foreach (@$storearr) {
- $items.=escape($_).'&';
+ foreach my $item (@$storearr) {
+ $items.=&escape($item).'&';
}
$items=~s/\&$//;
if (!$udomain) { $udomain=$env{'user.domain'}; }
@@ -2997,8 +7158,8 @@ sub eget {
my @pairs=split(/\&/,$rep);
my %returnhash=();
my $i=0;
- foreach (@$storearr) {
- $returnhash{$_}=&thaw_unescape($pairs[$i]);
+ foreach my $item (@$storearr) {
+ $returnhash{$item}=&thaw_unescape($pairs[$i]);
$i++;
}
return %returnhash;
@@ -3006,12 +7167,15 @@ sub eget {
# ------------------------------------------------------------ tmpput interface
sub tmpput {
- my ($storehash,$server)=@_;
+ my ($storehash,$server,$context)=@_;
my $items='';
- foreach (keys(%$storehash)) {
- $items.=&escape($_).'='.&freeze_escape($$storehash{$_}).'&';
+ foreach my $item (keys(%$storehash)) {
+ $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&';
}
$items=~s/\&$//;
+ if (defined($context)) {
+ $items .= ':'.&escape($context);
+ }
return &reply("tmpput:$items",$server);
}
@@ -3021,6 +7185,9 @@ sub tmpget {
if (!defined($server)) { $server = $perlvar{'lonHostID'}; }
my $rep=&reply("tmpget:$token",$server);
my %returnhash;
+ if ($rep =~ /^(con_lost|error|no_such_host)/i) {
+ return %returnhash;
+ }
foreach my $item (split(/\&/,$rep)) {
my ($key,$value)=split(/=/,$item);
$returnhash{&unescape($key)}=&thaw_unescape($value);
@@ -3028,42 +7195,670 @@ sub tmpget {
return %returnhash;
}
-# ------------------------------------------------------------ tmpget interface
+# ------------------------------------------------------------ tmpdel interface
sub tmpdel {
my ($token,$server)=@_;
if (!defined($server)) { $server = $perlvar{'lonHostID'}; }
return &reply("tmpdel:$token",$server);
}
-# ---------------------------------------------- Custom access rule evaluation
+# ------------------------------------------------------------ get_timebased_id
-sub customaccess {
- my ($priv,$uri)=@_;
- my ($urole,$urealm)=split(/\./,$env{'request.role'});
- $urealm=~s/^\W//;
- my ($udom,$ucrs,$usec)=split(/\//,$urealm);
- my $access=0;
- foreach (split(/\s*\,\s*/,&metadata($uri,'rule_rights'))) {
- my ($effect,$realm,$role)=split(/\:/,$_);
- if ($role) {
- if ($role ne $urole) { next; }
- }
- foreach (split(/\s*\,\s*/,$realm)) {
- my ($tdom,$tcrs,$tsec)=split(/\_/,$_);
- if ($tdom) {
- if ($tdom ne $udom) { next; }
+sub get_timebased_id {
+ my ($prefix,$keyid,$namespace,$cdom,$cnum,$idtype,$who,$locktries,
+ $maxtries) = @_;
+ my ($newid,$error,$dellock);
+ unless (($prefix =~ /^\w+$/) && ($keyid =~ /^\w+$/) && ($namespace ne '')) {
+ return ('','ok','invalid call to get suffix');
+ }
+
+# set defaults for any optional args for which values were not supplied
+ if ($who eq '') {
+ $who = $env{'user.name'}.':'.$env{'user.domain'};
+ }
+ if (!$locktries) {
+ $locktries = 3;
+ }
+ if (!$maxtries) {
+ $maxtries = 10;
+ }
+
+ if (($cdom eq '') || ($cnum eq '')) {
+ if ($env{'request.course.id'}) {
+ $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ }
+ if (($cdom eq '') || ($cnum eq '')) {
+ return ('','ok','call to get suffix not in course context');
+ }
+ }
+
+# construct locking item
+ my $lockhash = {
+ $prefix."\0".'locked_'.$keyid => $who,
+ };
+ my $tries = 0;
+
+# attempt to get lock on nohist_$namespace file
+ my $gotlock = &Apache::lonnet::newput('nohist_'.$namespace,$lockhash,$cdom,$cnum);
+ while (($gotlock ne 'ok') && $tries <$locktries) {
+ $tries ++;
+ sleep 1;
+ $gotlock = &Apache::lonnet::newput('nohist_'.$namespace,$lockhash,$cdom,$cnum);
+ }
+
+# attempt to get unique identifier, based on current timestamp
+ if ($gotlock eq 'ok') {
+ my %inuse = &Apache::lonnet::dump('nohist_'.$namespace,$cdom,$cnum,$prefix);
+ my $id = time;
+ $newid = $id;
+ if ($idtype eq 'addcode') {
+ $newid .= &sixnum_code();
+ }
+ my $idtries = 0;
+ while (exists($inuse{$prefix."\0".$newid}) && $idtries < $maxtries) {
+ if ($idtype eq 'concat') {
+ $newid = $id.$idtries;
+ } elsif ($idtype eq 'addcode') {
+ $newid = $newid.&sixnum_code();
+ } else {
+ $newid ++;
+ }
+ $idtries ++;
+ }
+ if (!exists($inuse{$prefix."\0".$newid})) {
+ my %new_item = (
+ $prefix."\0".$newid => $who,
+ );
+ my $putresult = &Apache::lonnet::put('nohist_'.$namespace,\%new_item,
+ $cdom,$cnum);
+ if ($putresult ne 'ok') {
+ undef($newid);
+ $error = 'error saving new item: '.$putresult;
}
- if ($tcrs) {
- if ($tcrs ne $ucrs) { next; }
+ } else {
+ undef($newid);
+ $error = ('error: no unique suffix available for the new item ');
+ }
+# remove lock
+ my @del_lock = ($prefix."\0".'locked_'.$keyid);
+ $dellock = &Apache::lonnet::del('nohist_'.$namespace,\@del_lock,$cdom,$cnum);
+ } else {
+ $error = "error: could not obtain lockfile\n";
+ $dellock = 'ok';
+ if (($prefix eq 'paste') && ($namespace eq 'courseeditor') && ($keyid eq 'num')) {
+ $dellock = 'nolock';
+ }
+ }
+ return ($newid,$dellock,$error);
+}
+
+sub sixnum_code {
+ my $code;
+ for (0..6) {
+ $code .= int( rand(9) );
+ }
+ return $code;
+}
+
+# -------------------------------------------------- portfolio access checking
+
+sub portfolio_access {
+ my ($requrl,$clientip) = @_;
+ my (undef,$udom,$unum,$file_name,$group) = &parse_portfolio_url($requrl);
+ my $result = &get_portfolio_access($udom,$unum,$file_name,$group,$clientip);
+ if ($result) {
+ my %setters;
+ if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
+ my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) =
+ &Apache::loncommon::blockcheck(\%setters,'port',$clientip,$unum,$udom);
+ if (($startblock && $endblock) || ($by_ip)) {
+ return 'B';
}
- if ($tsec) {
- if ($tsec ne $usec) { next; }
+ } else {
+ my ($startblock,$endblock,$triggerblock,$by_ip,$blockdo) =
+ &Apache::loncommon::blockcheck(\%setters,'port',$clientip);
+ if (($startblock && $endblock) || ($by_ip)) {
+ return 'B';
+ }
+ }
+ }
+ if ($result eq 'ok') {
+ return 'F';
+ } elsif ($result =~ /^[^:]+:guest_/) {
+ return 'A';
+ }
+ return '';
+}
+
+sub get_portfolio_access {
+ my ($udom,$unum,$file_name,$group,$clientip,$access_hash) = @_;
+
+ if (!ref($access_hash)) {
+ my $current_perms = &get_portfile_permissions($udom,$unum);
+ my %access_controls = &get_access_controls($current_perms,$group,
+ $file_name);
+ $access_hash = $access_controls{$file_name};
+ }
+
+ my ($public,$guest,@domains,@users,@courses,@groups,@ips);
+ my $now = time;
+ if (ref($access_hash) eq 'HASH') {
+ foreach my $key (keys(%{$access_hash})) {
+ my ($num,$scope,$end,$start) = ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
+ if ($start > $now) {
+ next;
+ }
+ if ($end && $end<$now) {
+ next;
+ }
+ if ($scope eq 'public') {
+ $public = $key;
+ last;
+ } elsif ($scope eq 'guest') {
+ $guest = $key;
+ } elsif ($scope eq 'domains') {
+ push(@domains,$key);
+ } elsif ($scope eq 'users') {
+ push(@users,$key);
+ } elsif ($scope eq 'course') {
+ push(@courses,$key);
+ } elsif ($scope eq 'group') {
+ push(@groups,$key);
+ } elsif ($scope eq 'ip') {
+ push(@ips,$key);
+ }
+ }
+ if ($public) {
+ return 'ok';
+ } elsif (@ips > 0) {
+ my $allowed;
+ foreach my $ipkey (@ips) {
+ if (ref($access_hash->{$ipkey}{'ip'}) eq 'ARRAY') {
+ if (&Apache::loncommon::check_ip_acc(join(',',@{$access_hash->{$ipkey}{'ip'}}),$clientip)) {
+ $allowed = 1;
+ last;
+ }
+ }
+ }
+ if ($allowed) {
+ return 'ok';
+ }
+ }
+ if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') {
+ if ($guest) {
+ return $guest;
+ }
+ } else {
+ if (@domains > 0) {
+ foreach my $domkey (@domains) {
+ if (ref($access_hash->{$domkey}{'dom'}) eq 'ARRAY') {
+ if (grep(/^\Q$env{'user.domain'}\E$/,@{$access_hash->{$domkey}{'dom'}})) {
+ return 'ok';
+ }
+ }
+ }
+ }
+ if (@users > 0) {
+ foreach my $userkey (@users) {
+ if (ref($access_hash->{$userkey}{'users'}) eq 'ARRAY') {
+ foreach my $item (@{$access_hash->{$userkey}{'users'}}) {
+ if (ref($item) eq 'HASH') {
+ if (($item->{'uname'} eq $env{'user.name'}) &&
+ ($item->{'udom'} eq $env{'user.domain'})) {
+ return 'ok';
+ }
+ }
+ }
+ }
+ }
+ }
+ my %roleshash;
+ my @courses_and_groups = @courses;
+ push(@courses_and_groups,@groups);
+ if (@courses_and_groups > 0) {
+ my (%allgroups,%allroles);
+ my ($start,$end,$role,$sec,$group);
+ foreach my $envkey (%env) {
+ if ($envkey =~ m-^user\.role\.(gr|cc|co|in|ta|ep|ad|st)\./($match_domain)/($match_courseid)/?([^/]*)$-) {
+ my $cid = $2.'_'.$3;
+ if ($1 eq 'gr') {
+ $group = $4;
+ $allgroups{$cid}{$group} = $env{$envkey};
+ } else {
+ if ($4 eq '') {
+ $sec = 'none';
+ } else {
+ $sec = $4;
+ }
+ $allroles{$cid}{$1}{$sec} = $env{$envkey};
+ }
+ } elsif ($envkey =~ m-^user\.role\./cr/($match_domain/$match_username/\w*)./($match_domain)/($match_courseid)/?([^/]*)$-) {
+ my $cid = $2.'_'.$3;
+ if ($4 eq '') {
+ $sec = 'none';
+ } else {
+ $sec = $4;
+ }
+ $allroles{$cid}{$1}{$sec} = $env{$envkey};
+ }
+ }
+ if (keys(%allroles) == 0) {
+ return;
+ }
+ foreach my $key (@courses_and_groups) {
+ my %content = %{$$access_hash{$key}};
+ my $cnum = $content{'number'};
+ my $cdom = $content{'domain'};
+ my $cid = $cdom.'_'.$cnum;
+ if (!exists($allroles{$cid})) {
+ next;
+ }
+ foreach my $role_id (keys(%{$content{'roles'}})) {
+ my @sections = @{$content{'roles'}{$role_id}{'section'}};
+ my @groups = @{$content{'roles'}{$role_id}{'group'}};
+ my @status = @{$content{'roles'}{$role_id}{'access'}};
+ my @roles = @{$content{'roles'}{$role_id}{'role'}};
+ foreach my $role (keys(%{$allroles{$cid}})) {
+ if ((grep/^all$/,@roles) || (grep/^\Q$role\E$/,@roles)) {
+ foreach my $sec (keys(%{$allroles{$cid}{$role}})) {
+ if (&course_group_datechecker($allroles{$cid}{$role}{$sec},$now,\@status) eq 'ok') {
+ if (grep/^all$/,@sections) {
+ return 'ok';
+ } else {
+ if (grep/^$sec$/,@sections) {
+ return 'ok';
+ }
+ }
+ }
+ }
+ if (keys(%{$allgroups{$cid}}) == 0) {
+ if (grep/^none$/,@groups) {
+ return 'ok';
+ }
+ } else {
+ if (grep/^all$/,@groups) {
+ return 'ok';
+ }
+ foreach my $group (keys(%{$allgroups{$cid}})) {
+ if (grep/^$group$/,@groups) {
+ return 'ok';
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ if ($guest) {
+ return $guest;
+ }
+ }
+ }
+ return;
+}
+
+sub course_group_datechecker {
+ my ($dates,$now,$status) = @_;
+ my ($start,$end) = split(/\./,$dates);
+ if (!$start && !$end) {
+ return 'ok';
+ }
+ if (grep/^active$/,@{$status}) {
+ if (((!$start) || ($start && $start <= $now)) && ((!$end) || ($end && $end >= $now))) {
+ return 'ok';
+ }
+ }
+ if (grep/^previous$/,@{$status}) {
+ if ($end > $now ) {
+ return 'ok';
+ }
+ }
+ if (grep/^future$/,@{$status}) {
+ if ($start > $now) {
+ return 'ok';
+ }
+ }
+ return;
+}
+
+sub parse_portfolio_url {
+ my ($url) = @_;
+
+ my ($type,$udom,$unum,$group,$file_name);
+
+ if ($url =~ m-^/*(?:uploaded|editupload)/($match_domain)/($match_username)/portfolio(/.+)$-) {
+ $type = 1;
+ $udom = $1;
+ $unum = $2;
+ $file_name = $3;
+ } elsif ($url =~ m-^/*(?:uploaded|editupload)/($match_domain)/($match_courseid)/groups/([^/]+)/portfolio/(.+)$-) {
+ $type = 2;
+ $udom = $1;
+ $unum = $2;
+ $group = $3;
+ $file_name = $3.'/'.$4;
+ }
+ if (wantarray) {
+ return ($type,$udom,$unum,$file_name,$group);
+ }
+ return $type;
+}
+
+sub is_portfolio_url {
+ my ($url) = @_;
+ return scalar(&parse_portfolio_url($url));
+}
+
+sub is_portfolio_file {
+ my ($file) = @_;
+ if (($file =~ /^portfolio/) || ($file =~ /^groups\/\w+\/portfolio/)) {
+ return 1;
+ }
+ return;
+}
+
+sub usertools_access {
+ my ($uname,$udom,$tool,$action,$context,$userenvref,$domdefref,$is_advref)=@_;
+ my ($access,%tools);
+ if ($context eq '') {
+ $context = 'tools';
+ }
+ if ($context eq 'requestcourses') {
+ %tools = (
+ official => 1,
+ unofficial => 1,
+ community => 1,
+ textbook => 1,
+ );
+ } elsif ($context eq 'requestauthor') {
+ %tools = (
+ requestauthor => 1,
+ );
+ } else {
+ %tools = (
+ aboutme => 1,
+ blog => 1,
+ webdav => 1,
+ portfolio => 1,
+ );
+ }
+ return if (!defined($tools{$tool}));
+
+ if (($udom eq '') || ($uname eq '')) {
+ $udom = $env{'user.domain'};
+ $uname = $env{'user.name'};
+ }
+
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) {
+ if ($action ne 'reload') {
+ if ($context eq 'requestcourses') {
+ return $env{'environment.canrequest.'.$tool};
+ } elsif ($context eq 'requestauthor') {
+ return $env{'environment.canrequest.author'};
+ } else {
+ return $env{'environment.availabletools.'.$tool};
+ }
+ }
+ }
+
+ my ($toolstatus,$inststatus,$envkey);
+ if ($context eq 'requestauthor') {
+ $envkey = $context;
+ } else {
+ $envkey = $context.'.'.$tool;
+ }
+
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) &&
+ ($action ne 'reload')) {
+ $toolstatus = $env{'environment.'.$envkey};
+ $inststatus = $env{'environment.inststatus'};
+ } else {
+ if (ref($userenvref) eq 'HASH') {
+ $toolstatus = $userenvref->{$envkey};
+ $inststatus = $userenvref->{'inststatus'};
+ } else {
+ my %userenv = &userenvironment($udom,$uname,$envkey,'inststatus');
+ $toolstatus = $userenv{$envkey};
+ $inststatus = $userenv{'inststatus'};
+ }
+ }
+
+ if ($toolstatus ne '') {
+ if ($toolstatus) {
+ $access = 1;
+ } else {
+ $access = 0;
+ }
+ return $access;
+ }
+
+ my ($is_adv,%domdef);
+ if (ref($is_advref) eq 'HASH') {
+ $is_adv = $is_advref->{'is_adv'};
+ } else {
+ $is_adv = &is_advanced_user($udom,$uname);
+ }
+ if (ref($domdefref) eq 'HASH') {
+ %domdef = %{$domdefref};
+ } else {
+ %domdef = &get_domain_defaults($udom);
+ }
+ if (ref($domdef{$tool}) eq 'HASH') {
+ if ($is_adv) {
+ if ($domdef{$tool}{'_LC_adv'} ne '') {
+ if ($domdef{$tool}{'_LC_adv'}) {
+ $access = 1;
+ } else {
+ $access = 0;
+ }
+ return $access;
+ }
+ }
+ if ($inststatus ne '') {
+ my ($hasaccess,$hasnoaccess);
+ foreach my $affiliation (split(/:/,$inststatus)) {
+ if ($domdef{$tool}{$affiliation} ne '') {
+ if ($domdef{$tool}{$affiliation}) {
+ $hasaccess = 1;
+ } else {
+ $hasnoaccess = 1;
+ }
+ }
+ }
+ if ($hasaccess || $hasnoaccess) {
+ if ($hasaccess) {
+ $access = 1;
+ } elsif ($hasnoaccess) {
+ $access = 0;
+ }
+ return $access;
+ }
+ } else {
+ if ($domdef{$tool}{'default'} ne '') {
+ if ($domdef{$tool}{'default'}) {
+ $access = 1;
+ } elsif ($domdef{$tool}{'default'} == 0) {
+ $access = 0;
+ }
+ return $access;
+ }
+ }
+ } else {
+ if (($context eq 'tools') && ($tool ne 'webdav')) {
+ $access = 1;
+ } else {
+ $access = 0;
+ }
+ return $access;
+ }
+}
+
+sub is_course_owner {
+ my ($cdom,$cnum,$udom,$uname) = @_;
+ if (($udom eq '') || ($uname eq '')) {
+ $udom = $env{'user.domain'};
+ $uname = $env{'user.name'};
+ }
+ unless (($udom eq '') || ($uname eq '')) {
+ if (exists($env{'course.'.$cdom.'_'.$cnum.'.internal.courseowner'})) {
+ if ($env{'course.'.$cdom.'_'.$cnum.'.internal.courseowner'} eq $uname.':'.$udom) {
+ return 1;
+ } else {
+ my %courseinfo = &Apache::lonnet::coursedescription($cdom.'/'.$cnum);
+ if ($courseinfo{'internal.courseowner'} eq $uname.':'.$udom) {
+ return 1;
+ }
+ }
+ }
+ }
+ return;
+}
+
+sub is_advanced_user {
+ my ($udom,$uname) = @_;
+ if ($udom ne '' && $uname ne '') {
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) {
+ if (wantarray) {
+ return ($env{'user.adv'},$env{'user.author'});
+ } else {
+ return $env{'user.adv'};
+ }
+ }
+ }
+ my %roleshash = &get_my_roles($uname,$udom,'userroles',undef,undef,undef,1);
+ my %allroles;
+ my ($is_adv,$is_author);
+ foreach my $role (keys(%roleshash)) {
+ my ($trest,$tdomain,$trole,$sec) = split(/:/,$role);
+ my $area = '/'.$tdomain.'/'.$trest;
+ if ($sec ne '') {
+ $area .= '/'.$sec;
+ }
+ if (($area ne '') && ($trole ne '')) {
+ my $spec=$trole.'.'.$area;
+ if ($trole =~ /^cr\//) {
+ &custom_roleprivs(\%allroles,$trole,$tdomain,$trest,$spec,$area);
+ } elsif ($trole ne 'gr') {
+ &standard_roleprivs(\%allroles,$trole,$tdomain,$spec,$trest,$area);
+ }
+ if ($trole eq 'au') {
+ $is_author = 1;
+ }
+ }
+ }
+ foreach my $role (keys(%allroles)) {
+ last if ($is_adv);
+ foreach my $item (split(/:/,$allroles{$role})) {
+ if ($item ne '') {
+ my ($privilege,$restrictions)=split(/&/,$item);
+ if ($privilege eq 'adv') {
+ $is_adv = 1;
+ last;
+ }
+ }
+ }
+ }
+ if (wantarray) {
+ return ($is_adv,$is_author);
+ }
+ return $is_adv;
+}
+
+sub check_can_request {
+ my ($dom,$can_request,$request_domains) = @_;
+ my $canreq = 0;
+ my ($types,$typename) = &Apache::loncommon::course_types();
+ my @options = ('approval','validate','autolimit');
+ my $optregex = join('|',@options);
+ if ((ref($can_request) eq 'HASH') && (ref($types) eq 'ARRAY')) {
+ foreach my $type (@{$types}) {
+ if (&usertools_access($env{'user.name'},
+ $env{'user.domain'},
+ $type,undef,'requestcourses')) {
+ $canreq ++;
+ if (ref($request_domains) eq 'HASH') {
+ push(@{$request_domains->{$type}},$env{'user.domain'});
+ }
+ if ($dom eq $env{'user.domain'}) {
+ $can_request->{$type} = 1;
+ }
+ }
+ if ($env{'environment.reqcrsotherdom.'.$type} ne '') {
+ my @curr = split(',',$env{'environment.reqcrsotherdom.'.$type});
+ if (@curr > 0) {
+ foreach my $item (@curr) {
+ if (ref($request_domains) eq 'HASH') {
+ my ($otherdom) = ($item =~ /^($match_domain):($optregex)(=?\d*)$/);
+ if ($otherdom ne '') {
+ if (ref($request_domains->{$type}) eq 'ARRAY') {
+ unless (grep(/^\Q$otherdom\E$/,@{$request_domains->{$type}})) {
+ push(@{$request_domains->{$type}},$otherdom);
+ }
+ } else {
+ push(@{$request_domains->{$type}},$otherdom);
+ }
+ }
+ }
+ }
+ unless($dom eq $env{'user.domain'}) {
+ $canreq ++;
+ if (grep(/^\Q$dom\E:($optregex)(=?\d*)$/,@curr)) {
+ $can_request->{$type} = 1;
+ }
+ }
+ }
}
- $access=($effect eq 'allow');
- last;
}
- if ($realm eq '' && $role eq '') {
- $access=($effect eq 'allow');
+ }
+ return $canreq;
+}
+
+# ---------------------------------------------- Custom access rule evaluation
+
+sub customaccess {
+ my ($priv,$uri)=@_;
+ my ($urole,$urealm)=split(/\./,$env{'request.role'},2);
+ my (undef,$udom,$ucrs,$usec)=split(/\//,$urealm);
+ $udom = &LONCAPA::clean_domain($udom);
+ $ucrs = &LONCAPA::clean_username($ucrs);
+ my $access=0;
+ foreach my $right (split(/\s*\,\s*/,&metadata($uri,'rule_rights'))) {
+ my ($effect,$realm,$role,$type)=split(/\:/,$right);
+ if ($type eq 'user') {
+ foreach my $scope (split(/\s*\,\s*/,$realm)) {
+ my ($tdom,$tuname)=split(m{/},$scope);
+ if ($tdom) {
+ if ($tdom ne $env{'user.domain'}) { next; }
+ }
+ if ($tuname) {
+ if ($tuname ne $env{'user.name'}) { next; }
+ }
+ $access=($effect eq 'allow');
+ last;
+ }
+ } else {
+ if ($role) {
+ if ($role ne $urole) { next; }
+ }
+ foreach my $scope (split(/\s*\,\s*/,$realm)) {
+ my ($tdom,$tcrs,$tsec)=split(/\_/,$scope);
+ if ($tdom) {
+ if ($tdom ne $udom) { next; }
+ }
+ if ($tcrs) {
+ if ($tcrs ne $ucrs) { next; }
+ }
+ if ($tsec) {
+ if ($tsec ne $usec) { next; }
+ }
+ $access=($effect eq 'allow');
+ last;
+ }
+ if ($realm eq '' && $role eq '') {
+ $access=($effect eq 'allow');
+ }
}
}
return $access;
@@ -3072,23 +7867,66 @@ sub customaccess {
# ------------------------------------------------- Check for a user privilege
sub allowed {
- my ($priv,$uri,$symb)=@_;
+ my ($priv,$uri,$symb,$role,$clientip,$noblockcheck,$ignorecache)=@_;
+ my $ver_orguri=$uri;
$uri=&deversion($uri);
my $orguri=$uri;
$uri=&declutter($uri);
-
+
+ if ($priv eq 'evb') {
+# Evade communication block restrictions for specified role in a course
+ if ($env{'user.priv.'.$role} =~/evb\&([^\:]*)/) {
+ return $1;
+ } else {
+ return;
+ }
+ }
+
if (defined($env{'allowed.'.$priv})) { return $env{'allowed.'.$priv}; }
# Free bre access to adm and meta resources
- if (((($uri=~/^adm\//) && ($uri !~ m|/bulletinboard$|))
- || ($uri=~/\.meta$/)) && ($priv eq 'bre')) {
+ if (((($uri=~/^adm\//) && ($uri !~ m{/(?:smppg|bulletinboard|viewclasslist|aboutme)$}))
+ || (($uri=~/\.meta$/) && ($uri!~m|^uploaded/|) ))
+ && ($priv eq 'bre')) {
return 'F';
}
# Free bre access to user's own portfolio contents
- my ($space,$domain,$name,$dir)=split('/',$uri);
+ my ($space,$domain,$name,@dir)=split('/',$uri);
if (($space=~/^(uploaded|editupload)$/) && ($env{'user.name'} eq $name) &&
- ($env{'user.domain'} eq $domain) && ('portfolio' eq $dir)) {
- return 'F';
+ ($env{'user.domain'} eq $domain) && ('portfolio' eq $dir[0])) {
+ my %setters;
+ my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) =
+ &Apache::loncommon::blockcheck(\%setters,'port',$clientip);
+ if (($startblock && $endblock) || ($by_ip)) {
+ return 'B';
+ } else {
+ return 'F';
+ }
+ }
+
+# bre access to group portfolio for rgf priv in group, or mdg or vcg in course.
+ if (($space=~/^(uploaded|editupload)$/) && ($dir[0] eq 'groups')
+ && ($dir[2] eq 'portfolio') && ($priv eq 'bre')) {
+ if (exists($env{'request.course.id'})) {
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ if (($domain eq $cdom) && ($name eq $cnum)) {
+ my $courseprivid=$env{'request.course.id'};
+ $courseprivid=~s/\_/\//;
+ if ($env{'user.priv.'.$env{'request.role'}.'./'.$courseprivid
+ .'/'.$dir[1]} =~/rgf\&([^\:]*)/) {
+ return $1;
+ } else {
+ if ($env{'request.course.sec'}) {
+ $courseprivid.='/'.$env{'request.course.sec'};
+ }
+ if ($env{'user.priv.'.$env{'request.role'}.'./'.
+ $courseprivid} =~/(mdg|vcg)\&([^\:]*)/) {
+ return $2;
+ }
+ }
+ }
+ }
}
# Free bre to public access
@@ -3131,17 +7969,77 @@ sub allowed {
my $statecond=0;
my $courseprivid='';
+ my $ownaccess;
+ # Community Coordinator or Assistant Co-author browsing resource space.
+ if (($priv eq 'bro') && ($env{'user.author'})) {
+ if ($uri eq '') {
+ $ownaccess = 1;
+ } else {
+ if (($env{'user.domain'} ne '') && ($env{'user.name'} ne '')) {
+ my $udom = $env{'user.domain'};
+ my $uname = $env{'user.name'};
+ if ($uri =~ m{^\Q$udom\E/?$}) {
+ $ownaccess = 1;
+ } elsif ($uri =~ m{^\Q$udom\E/\Q$uname\E/?}) {
+ unless ($uri =~ m{\.\./}) {
+ $ownaccess = 1;
+ }
+ } elsif (($udom ne 'public') && ($uname ne 'public')) {
+ my $now = time;
+ if ($uri =~ m{^([^/]+)/?$}) {
+ my $adom = $1;
+ foreach my $key (keys(%env)) {
+ if ($key =~ m{^user\.role\.(ca|aa)/\Q$adom\E}) {
+ my ($start,$end) = split(/\./,$env{$key});
+ if (($now >= $start) && (!$end || $end > $now)) {
+ $ownaccess = 1;
+ last;
+ }
+ }
+ }
+ } elsif ($uri =~ m{^([^/]+)/([^/]+)/?}) {
+ my $adom = $1;
+ my $aname = $2;
+ foreach my $role ('ca','aa') {
+ if ($env{"user.role.$role./$adom/$aname"}) {
+ my ($start,$end) =
+ split(/\./,$env{"user.role.$role./$adom/$aname"});
+ if (($now >= $start) && (!$end || $end > $now)) {
+ $ownaccess = 1;
+ last;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
# Course
if ($env{'user.priv.'.$env{'request.role'}.'./'}=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ unless (($priv eq 'bro') && (!$ownaccess)) {
+ $thisallowed.=$1;
+ }
}
# Domain
if ($env{'user.priv.'.$env{'request.role'}.'./'.(split(/\//,$uri))[0].'/'}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ unless (($priv eq 'bro') && (!$ownaccess)) {
+ $thisallowed.=$1;
+ }
+ }
+
+# User who is not author or co-author might still be able to edit
+# resource of an author in the domain (e.g., if Domain Coordinator).
+ if (($priv eq 'eco') && ($thisallowed eq '') && ($env{'request.course.id'}) &&
+ (&allowed('mdc',$env{'request.course.id'}))) {
+ if ($env{"user.priv.cm./$uri/"}=~/\Q$priv\E\&([^\:]*)/) {
+ $thisallowed.=$1;
+ }
}
# Course: uri itself is a course
@@ -3151,15 +8049,35 @@ sub allowed {
if ($env{'user.priv.'.$env{'request.role'}.'.'.$courseuri}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
- }
-
-# Group: uri itself is a group
- my $groupuri=$uri;
- $groupuri=~s/^([^\/])/\/$1/;
- if ($env{'user.priv.'.$env{'request.role'}.'.'.$groupuri}
- =~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ if ($priv eq 'mip') {
+ my $rem = $1;
+ if (($uri ne '') && ($env{'request.course.id'} eq $uri) &&
+ ($env{'course.'.$env{'request.course.id'}.'.internal.courseowner'} eq $env{'user.name'}.':'.$env{'user.domain'})) {
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ if ($cdom ne '') {
+ my %passwdconf = &get_passwdconf($cdom);
+ if (ref($passwdconf{'crsownerchg'}) eq 'HASH') {
+ if (ref($passwdconf{'crsownerchg'}{'by'}) eq 'ARRAY') {
+ if (@{$passwdconf{'crsownerchg'}{'by'}}) {
+ my @inststatuses = split(':',$env{'environment.inststatus'});
+ unless (@inststatuses) {
+ @inststatuses = ('default');
+ }
+ foreach my $status (@inststatuses) {
+ if (grep(/^\Q$status\E$/,@{$passwdconf{'crsownerchg'}{'by'}})) {
+ $thisallowed.=$rem;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ } else {
+ unless (($priv eq 'bro') && (!$ownaccess)) {
+ $thisallowed.=$1;
+ }
+ }
}
# URI is an uploaded document for this course, default permissions don't matter
@@ -3170,10 +8088,20 @@ sub allowed {
if ($match) {
if ($env{'user.priv.'.$env{'request.role'}.'./'}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ my $value = $1;
+ if ($noblockcheck) {
+ $thisallowed.=$value;
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$uri,$ignorecache);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
+ }
}
} else {
- my $refuri=$env{'httpref.'.$orguri};
+ my $refuri = $env{'httpref.'.$orguri} || $env{'httpref.'.$ver_orguri};
if ($refuri) {
if ($refuri =~ m|^/adm/|) {
$thisallowed='F';
@@ -3181,15 +8109,30 @@ sub allowed {
$refuri=&declutter($refuri);
my ($match) = &is_on_map($refuri);
if ($match) {
- $thisallowed='F';
+ if ($noblockcheck) {
+ $thisallowed='F';
+ } else {
+ my @blockers = &has_comm_blocking($priv,'',$refuri,'',1);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed='F';
+ }
+ }
}
}
}
}
}
+ if ($priv eq 'bre'
+ && $thisallowed ne 'F'
+ && $thisallowed ne '2'
+ && &is_portfolio_url($uri)) {
+ $thisallowed = &portfolio_access($uri,$clientip);
+ }
+
# Full access at system, domain or course-wide level? Exit.
-
if ($thisallowed=~/F/) {
return 'F';
}
@@ -3216,6 +8159,16 @@ sub allowed {
if ($env{'request.course.id'}) {
+# If this is modifying password (internal auth) domains must match for user and user's role.
+
+ if ($priv eq 'mip') {
+ if ($env{'user.domain'} eq $env{'request.role.domain'}) {
+ return $thisallowed;
+ } else {
+ return '';
+ }
+ }
+
$courseprivid=$env{'request.course.id'};
if ($env{'request.course.sec'}) {
$courseprivid.='/'.$env{'request.course.sec'};
@@ -3227,22 +8180,36 @@ sub allowed {
$statecond=$cond;
if ($env{'user.priv.'.$env{'request.role'}.'./'.$courseprivid}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ my $value = $1;
+ if ($priv eq 'bre') {
+ if ($noblockcheck) {
+ $thisallowed.=$value;
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$uri,$ignorecache);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
+ }
+ } else {
+ $thisallowed.=$value;
+ }
$checkreferer=0;
}
}
-
+
if ($checkreferer) {
my $refuri=$env{'httpref.'.$orguri};
unless ($refuri) {
- foreach (keys %env) {
- if ($_=~/^httpref\..*\*/) {
- my $pattern=$_;
+ foreach my $key (keys(%env)) {
+ if ($key=~/^httpref\..*\*/) {
+ my $pattern=$key;
$pattern=~s/^httpref\.\/res\///;
$pattern=~s/\*/\[\^\/\]\+/g;
$pattern=~s/\//\\\//g;
if ($orguri=~/$pattern/) {
- $refuri=$env{$_};
+ $refuri=$env{$key};
}
}
}
@@ -3255,7 +8222,21 @@ sub allowed {
my $refstatecond=$cond;
if ($env{'user.priv.'.$env{'request.role'}.'./'.$courseprivid}
=~/\Q$priv\E\&([^\:]*)/) {
- $thisallowed.=$1;
+ my $value = $1;
+ if ($priv eq 'bre') {
+ if ($noblockcheck) {
+ $thisallowed.=$value;
+ } else {
+ my @blockers = &has_comm_blocking($priv,'',$refuri,'',1);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
+ }
+ } else {
+ $thisallowed.=$value;
+ }
$uri=$refuri;
$statecond=$refstatecond;
}
@@ -3288,16 +8269,48 @@ sub allowed {
#
# Possibly locked functionality, check all courses
+# In roles.tab, L (unless locked) available for bre, pch, plc, pac and sma.
# Locks might take effect only after 10 minutes cache expiration for other
-# courses, and 2 minutes for current course
+# courses, and 2 minutes for current course, in which user has st or ta role
+# which is neither expired nor a future role (unless current course).
- my $envkey;
+ my ($needlockcheck,$now,$crsonly);
if ($thisallowed=~/L/) {
- foreach $envkey (keys %env) {
+ $now = time;
+ if ($priv eq 'bre') {
+ if ($uri ne '') {
+ if ($orguri =~ m{^/+res/}) {
+ if ($uri =~ m{^lib/templates/}) {
+ if ($env{'request.course.id'}) {
+ $crsonly = 1;
+ $needlockcheck = 1;
+ }
+ } else {
+ $needlockcheck = 1;
+ }
+ } elsif ($env{'request.course.id'}) {
+ my ($crsdom,$crsnum) = split('_',$env{'request.course.id'});
+ if (($uri =~ m{^(adm|uploaded|public)/$crsdom/$crsnum/}) ||
+ ($uri =~ m{^adm/$match_domain/$match_username/\d+/(smppg|bulletinboard)$})) {
+ $crsonly = 1;
+ }
+ $needlockcheck = 1;
+ }
+ }
+ } elsif (($priv eq 'pch') || ($priv eq 'plc') || ($priv eq 'pac') || ($priv eq 'sma')) {
+ $needlockcheck = 1;
+ }
+ }
+ if ($needlockcheck) {
+ foreach my $envkey (keys(%env)) {
if ($envkey=~/^user\.role\.(st|ta)\.([^\.]*)/) {
my $courseid=$2;
my $roleid=$1.'.'.$2;
$courseid=~s/^\///;
+ unless ($env{'request.role'} eq $roleid) {
+ my ($start,$end) = split(/\./,$env{$envkey});
+ next unless (($now >= $start) && (!$end || $end > $now));
+ }
my $expiretime=600;
if ($env{'request.role'} eq $roleid) {
$expiretime=120;
@@ -3305,7 +8318,7 @@ sub allowed {
my ($cdom,$cnum,$csec)=split(/\//,$courseid);
my $prefix='course.'.$cdom.'_'.$cnum.'.';
if ((time-$env{$prefix.'last_cache'})>$expiretime) {
- &coursedescription($courseid);
+ &coursedescription($courseid,{'freshen_cache' => 1});
}
if (($env{$prefix.'res.'.$uri.'.lock.sections'}=~/\,\Q$csec\E\,/)
|| ($env{$prefix.'res.'.$uri.'.lock.sections'} eq 'all')) {
@@ -3320,7 +8333,7 @@ sub allowed {
}
if (($env{$prefix.'priv.'.$priv.'.lock.sections'}=~/\,\Q$csec\E\,/)
|| ($env{$prefix.'priv.'.$priv.'.lock.sections'} eq 'all')) {
- if ($env{'priv.'.$priv.'.lock.expire'}>time) {
+ if ($env{$prefix.'priv.'.$priv.'.lock.expire'}>time) {
&log($env{'user.domain'},$env{'user.name'},
$env{'user.home'},
'Locked by priv: '.$priv.' for '.$uri.' due to '.
@@ -3332,13 +8345,19 @@ sub allowed {
}
}
}
-
+
#
# Rest of the restrictions depend on selected course
#
unless ($env{'request.course.id'}) {
- return '1';
+ if ($thisallowed eq 'A') {
+ return 'A';
+ } elsif ($thisallowed eq 'B') {
+ return 'B';
+ } else {
+ return '1';
+ }
}
#
@@ -3353,7 +8372,7 @@ sub allowed {
my $unamedom=$env{'user.name'}.':'.$env{'user.domain'};
if ($env{'course.'.$env{'request.course.id'}.'.'.$priv.'.roles.denied'}
=~/\Q$rolecode\E/) {
- if ($priv ne 'pch') {
+ if (($priv ne 'pch') && ($priv ne 'plc')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.':'.
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode.' in '.
$env{'request.course.id'});
@@ -3363,7 +8382,7 @@ sub allowed {
if ($env{'course.'.$env{'request.course.id'}.'.'.$priv.'.users.denied'}
=~/\Q$unamedom\E/) {
- if ($priv ne 'pch') {
+ if (($priv ne 'pch') && ($priv ne 'plc')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.
'Denied by user: '.$priv.' for '.$uri.' as '.$unamedom.' in '.
$env{'request.course.id'});
@@ -3377,7 +8396,7 @@ sub allowed {
if ($thisallowed=~/R/) {
my $rolecode=(split(/\./,$env{'request.role'}))[0];
if (&metadata($uri,'roledeny')=~/\Q$rolecode\E/) {
- if ($priv ne 'pch') {
+ if (($priv ne 'pch') && ($priv ne 'plc')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.':'.
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode);
}
@@ -3401,18 +8420,360 @@ sub allowed {
}
}
+ if ($thisallowed eq 'A') {
+ return 'A';
+ } elsif ($thisallowed eq 'B') {
+ return 'B';
+ }
return 'F';
}
-# --------------------------------------------------- Is a resource on the map?
+# ------------------------------------------- Check construction space access
-sub is_on_map {
+sub constructaccess {
+ my ($url,$setpriv)=@_;
+
+# We do not allow editing of previous versions of files
+ if ($url=~/\.(\d+)\.(\w+)$/) { return ''; }
+
+# Get username and domain from URL
+ my ($ownername,$ownerdomain,$ownerhome);
+
+ ($ownerdomain,$ownername) =
+ ($url=~ m{^(?:\Q$perlvar{'lonDocRoot'}\E|)/priv/($match_domain)/($match_username)(?:/|$)});
+
+# The URL does not really point to any authorspace, forget it
+ unless (($ownername) && ($ownerdomain)) { return ''; }
+
+# Now we need to see if the user has access to the authorspace of
+# $ownername at $ownerdomain
+
+ if (($ownername eq $env{'user.name'}) && ($ownerdomain eq $env{'user.domain'})) {
+# Real author for this?
+ $ownerhome = $env{'user.home'};
+ if (exists($env{'user.priv.au./'.$ownerdomain.'/./'})) {
+ return ($ownername,$ownerdomain,$ownerhome);
+ }
+ } else {
+# Co-author for this?
+ if (exists($env{'user.priv.ca./'.$ownerdomain.'/'.$ownername.'./'}) ||
+ exists($env{'user.priv.aa./'.$ownerdomain.'/'.$ownername.'./'}) ) {
+ $ownerhome = &homeserver($ownername,$ownerdomain);
+ return ($ownername,$ownerdomain,$ownerhome);
+ }
+ }
+
+# We don't have any access right now. If we are not possibly going to do anything about this,
+# we might as well leave
+ unless ($setpriv) { return ''; }
+
+# Backdoor access?
+ my $allowed=&allowed('eco',$ownerdomain);
+# Nope
+ unless ($allowed) { return ''; }
+# Looks like we may have access, but could be locked by the owner of the construction space
+ if ($allowed eq 'U') {
+ my %blocked=&get('environment',['domcoord.author'],
+ $ownerdomain,$ownername);
+# Is blocked by owner
+ if ($blocked{'domcoord.author'} eq 'blocked') { return ''; }
+ }
+ if (($allowed eq 'F') || ($allowed eq 'U')) {
+# Grant temporary access
+ my $then=$env{'user.login.time'};
+ my $update=$env{'user.update.time'};
+ if (!$update) { $update = $then; }
+ my $refresh=$env{'user.refresh.time'};
+ if (!$refresh) { $refresh = $update; }
+ my $now = time;
+ &check_adhoc_privs($ownerdomain,$ownername,$update,$refresh,
+ $now,'ca','constructaccess');
+ $ownerhome = &homeserver($ownername,$ownerdomain);
+ return($ownername,$ownerdomain,$ownerhome);
+ }
+# No business here
+ return '';
+}
+
+# ----------------------------------------------------------- Content Blocking
+
+{
+# Caches for faster Course Contents display where content blocking
+# is in operation (i.e., interval param set) for timed quiz.
+#
+# User for whom data are being temporarily cached.
+my $cacheduser='';
+# Course for which data are being temporarily cached.
+my $cachedcid='';
+# Cached blockers for this user (a hash of blocking items).
+my %cachedblockers=();
+# When the data were last cached.
+my $cachedlast='';
+
+sub load_all_blockers {
+ my ($uname,$udom)=@_;
+ if (($uname ne '') && ($udom ne '')) {
+ if (($cacheduser eq $uname.':'.$udom) &&
+ ($cachedcid eq $env{'request.course.id'}) &&
+ (abs($cachedlast-time)<5)) {
+ return;
+ }
+ }
+ $cachedlast=time;
+ $cacheduser=$uname.':'.$udom;
+ $cachedcid=$env{'request.course.id'};
+ %cachedblockers = &get_commblock_resources();
+ return;
+}
+
+sub get_comm_blocks {
+ my ($cdom,$cnum) = @_;
+ if ($cdom eq '' || $cnum eq '') {
+ return unless ($env{'request.course.id'});
+ $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ my %commblocks;
+ my $hashid=$cdom.'_'.$cnum;
+ my ($blocksref,$cached)=&is_cached_new('comm_block',$hashid);
+ if ((defined($cached)) && (ref($blocksref) eq 'HASH')) {
+ %commblocks = %{$blocksref};
+ } else {
+ %commblocks = &Apache::lonnet::dump('comm_block',$cdom,$cnum);
+ my $cachetime = 600;
+ &do_cache_new('comm_block',$hashid,\%commblocks,$cachetime);
+ }
+ return %commblocks;
+}
+
+sub get_commblock_resources {
+ my ($blocks) = @_;
+ my %blockers = ();
+ return %blockers unless ($env{'request.course.id'});
+ my $courseurl = &courseid_to_courseurl($env{'request.course.id'});
+ if ($env{'request.course.sec'}) {
+ $courseurl .= '/'.$env{'request.course.sec'};
+ }
+ return %blockers if ($env{'user.priv.'.$env{'request.role'}.'.'.$courseurl} =~/evb\&([^\:]*)/);
+ my %commblocks;
+ if (ref($blocks) eq 'HASH') {
+ %commblocks = %{$blocks};
+ } else {
+ %commblocks = &get_comm_blocks();
+ }
+ return %blockers unless (keys(%commblocks) > 0);
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ return %blockers unless (ref($navmap));
+ my $now = time;
+ foreach my $block (keys(%commblocks)) {
+ if ($block =~ /^(\d+)____(\d+)$/) {
+ my ($start,$end) = ($1,$2);
+ if ($start <= $now && $end >= $now) {
+ if (ref($commblocks{$block}{'blocks'}) eq 'HASH') {
+ if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') {
+ if (ref($commblocks{$block}{'blocks'}{'docs'}{'maps'}) eq 'HASH') {
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'maps'}})) {
+ $blockers{$block}{maps} = $commblocks{$block}{'blocks'}{'docs'}{'maps'};
+ }
+ }
+ if (ref($commblocks{$block}{'blocks'}{'docs'}{'resources'}) eq 'HASH') {
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'resources'}})) {
+ $blockers{$block}{'resources'} = $commblocks{$block}{'blocks'}{'docs'}{'resources'};
+ }
+ }
+ }
+ }
+ }
+ } elsif ($block =~ /^firstaccess____(.+)$/) {
+ my $item = $1;
+ if (ref($commblocks{$block}{'blocks'}) eq 'HASH') {
+ if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') {
+ my (@interval,$mapname);
+ my $type = 'map';
+ if ($item eq 'course') {
+ $type = 'course';
+ @interval=&EXT("resource.0.interval");
+ } else {
+ if ($item =~ /___\d+___/) {
+ $type = 'resource';
+ @interval=&EXT("resource.0.interval",$item);
+ } else {
+ $mapname = &deversion($item);
+ if (ref($navmap)) {
+ my $timelimit = $navmap->get_mapparam(undef,$mapname,'0.interval');
+ @interval = ($timelimit,'map');
+ }
+ }
+ }
+ if ($interval[0] =~ /^\d+$/) {
+ my $first_access;
+ if ($type eq 'resource') {
+ $first_access=&get_first_access($interval[1],$item);
+ } elsif ($type eq 'map') {
+ $first_access=&get_first_access($interval[1],undef,$item);
+ } else {
+ $first_access=&get_first_access($interval[1]);
+ }
+ if ($first_access) {
+ my $timesup = $first_access+$interval[0];
+ if ($timesup > $now) {
+ my $activeblock;
+ if ($type eq 'resource') {
+ if (ref($navmap)) {
+ my $res = $navmap->getBySymb($item);
+ if ($res->answerable()) {
+ $activeblock = 1;
+ }
+ }
+ } elsif ($type eq 'map') {
+ my $mapsymb = &symbread($mapname,1);
+ if (($mapsymb) && (ref($navmap))) {
+ my $mapres = $navmap->getBySymb($mapsymb);
+ if (ref($mapres)) {
+ my $first = $mapres->map_start();
+ my $finish = $mapres->map_finish();
+ my $it = $navmap->getIterator($first,$finish,undef,0,0);
+ if (ref($it)) {
+ my $res;
+ while ($res = $it->next(undef,1)) {
+ next unless (ref($res));
+ my $symb = $res->symb();
+ next if (($symb eq $mapsymb) || ($symb eq ''));
+ @interval=&EXT("resource.0.interval",$symb);
+ if ($interval[1] eq 'map') {
+ if ($res->answerable()) {
+ $activeblock = 1;
+ last;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ if ($activeblock) {
+ if (ref($commblocks{$block}{'blocks'}{'docs'}{'maps'}) eq 'HASH') {
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'maps'}})) {
+ $blockers{$block}{'maps'} = $commblocks{$block}{'blocks'}{'docs'}{'maps'};
+ }
+ }
+ if (ref($commblocks{$block}{'blocks'}{'docs'}{'resources'}) eq 'HASH') {
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'resources'}})) {
+ $blockers{$block}{'resources'} = $commblocks{$block}{'blocks'}{'docs'}{'resources'};
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ return %blockers;
+}
+
+sub has_comm_blocking {
+ my ($priv,$symb,$uri,$ignoresymbdb,$noenccheck,$blocked,$blocks) = @_;
+ my @blockers;
+ return unless ($env{'request.course.id'});
+ return unless ($priv eq 'bre');
+ return if ($env{'request.state'} eq 'construct');
+ my $courseurl = &courseid_to_courseurl($env{'request.course.id'});
+ if ($env{'request.course.sec'}) {
+ $courseurl .= '/'.$env{'request.course.sec'};
+ }
+ return if ($env{'user.priv.'.$env{'request.role'}.'.'.$courseurl} =~/evb\&([^\:]*)/);
+ my %blockinfo;
+ if (ref($blocks) eq 'HASH') {
+ %blockinfo = &get_commblock_resources($blocks);
+ } else {
+ &load_all_blockers($env{'user.name'},$env{'user.domain'});
+ %blockinfo = %cachedblockers;
+ }
+ return unless (keys(%blockinfo) > 0);
+ my (%possibles,@symbs);
+ if (!$symb) {
+ $symb = &symbread($uri,1,1,1,\%possibles,$ignoresymbdb,$noenccheck);
+ }
+ if ($symb) {
+ @symbs = ($symb);
+ } elsif (keys(%possibles)) {
+ @symbs = keys(%possibles);
+ }
+ my $noblock;
+ foreach my $symb (@symbs) {
+ last if ($noblock);
+ my ($map,$resid,$resurl)=&decode_symb($symb);
+ foreach my $block (keys(%blockinfo)) {
+ if ($block =~ /^firstaccess____(.+)$/) {
+ my $item = $1;
+ unless ($blocked) {
+ if (($item eq $map) || ($item eq $symb)) {
+ $noblock = 1;
+ last;
+ }
+ }
+ }
+ if (ref($blockinfo{$block}) eq 'HASH') {
+ if (ref($blockinfo{$block}{'resources'}) eq 'HASH') {
+ if ($blockinfo{$block}{'resources'}{$symb}) {
+ unless (grep(/^\Q$block\E$/,@blockers)) {
+ push(@blockers,$block);
+ }
+ }
+ }
+ if (ref($blockinfo{$block}{'maps'}) eq 'HASH') {
+ if ($blockinfo{$block}{'maps'}{$map}) {
+ unless (grep(/^\Q$block\E$/,@blockers)) {
+ push(@blockers,$block);
+ }
+ }
+ }
+ }
+ }
+ }
+ unless ($noblock) {
+ return @blockers;
+ }
+ return;
+}
+}
+
+# -------------------------------- Deversion and split uri into path an filename
+
+#
+# Removes the version from a URI and
+# splits it in to its filename and path to the filename.
+# Seems like File::Basename could have done this more clearly.
+# Parameters:
+# $uri - input URI
+# Returns:
+# Two element list consisting of
+# $pathname - the URI up to and excluding the trailing /
+# $filename - The part of the URI following the last /
+# NOTE:
+# Another realization of this is simply:
+# use File::Basename;
+# ...
+# $uri = shift;
+# $filename = basename($uri);
+# $path = dirname($uri);
+# return ($filename, $path);
+#
+# The implementation below is probably faster however.
+#
+sub split_uri_for_cond {
my $uri=&deversion(&declutter(shift));
my @uriparts=split(/\//,$uri);
- my $filename=$uriparts[$#uriparts];
- my $pathname=$uri;
- $pathname=~s|/\Q$filename\E$||;
- $pathname=~s/^adm\/wrapper\///;
+ my $filename=pop(@uriparts);
+ my $pathname=join('/',@uriparts);
+ return ($pathname,$filename);
+}
+# --------------------------------------------------- Is a resource on the map?
+
+sub is_on_map {
+ my ($pathname,$filename) = &split_uri_for_cond(shift);
#Trying to find the conditional for the file
my $match=($env{'acc.res.'.$env{'request.course.id'}.'.'.$pathname}=~
/\&\Q$filename\E\:([\d\|]+)\&/);
@@ -3450,9 +8811,9 @@ sub get_symb_from_alias {
sub definerole {
if (allowed('mcr','/')) {
- my ($rolename,$sysrole,$domrole,$courole)=@_;
- foreach (split(':',$sysrole)) {
- my ($crole,$cqual)=split(/\&/,$_);
+ my ($rolename,$sysrole,$domrole,$courole,$uname,$udom)=@_;
+ foreach my $role (split(':',$sysrole)) {
+ my ($crole,$cqual)=split(/\&/,$role);
if ($pr{'cr:s'}!~/\Q$crole\E/) { return "refused:s:$crole"; }
if ($pr{'cr:s'}=~/\Q$crole\E\&/) {
if ($pr{'cr:s'}!~/\Q$crole\E\&\w*\Q$cqual\E/) {
@@ -3460,8 +8821,8 @@ sub definerole {
}
}
}
- foreach (split(':',$domrole)) {
- my ($crole,$cqual)=split(/\&/,$_);
+ foreach my $role (split(':',$domrole)) {
+ my ($crole,$cqual)=split(/\&/,$role);
if ($pr{'cr:d'}!~/\Q$crole\E/) { return "refused:d:$crole"; }
if ($pr{'cr:d'}=~/\Q$crole\E\&/) {
if ($pr{'cr:d'}!~/\Q$crole\W\&\w*\Q$cqual\E/) {
@@ -3469,8 +8830,8 @@ sub definerole {
}
}
}
- foreach (split(':',$courole)) {
- my ($crole,$cqual)=split(/\&/,$_);
+ foreach my $role (split(':',$courole)) {
+ my ($crole,$cqual)=split(/\&/,$role);
if ($pr{'cr:c'}!~/\Q$crole\E/) { return "refused:c:$crole"; }
if ($pr{'cr:c'}=~/\Q$crole\E\&/) {
if ($pr{'cr:c'}!~/\Q$crole\E\&\w*\Q$cqual\E/) {
@@ -3478,11 +8839,19 @@ sub definerole {
}
}
}
+ my $uhome;
+ if (($uname ne '') && ($udom ne '')) {
+ $uhome = &homeserver($uname,$udom);
+ return $uhome if ($uhome eq 'no_host');
+ } else {
+ $uname = $env{'user.name'};
+ $udom = $env{'user.domain'};
+ $uhome = $env{'user.home'};
+ }
my $command="encrypt:rolesput:$env{'user.domain'}:$env{'user.name'}:".
- "$env{'user.domain'}:$env{'user.name'}:".
- "rolesdef_$rolename=".
+ "$udom:$uname:rolesdef_$rolename=".
escape($sysrole.'_'.$domrole.'_'.$courole);
- return reply($command,$env{'user.home'});
+ return reply($command,$uhome);
} else {
return 'refused';
}
@@ -3491,18 +8860,23 @@ sub definerole {
# ---------------- Make a metadata query against the network of library servers
sub metadata_query {
- my ($query,$custom,$customshow,$server_array)=@_;
+ my ($query,$custom,$customshow,$server_array,$domains_hash)=@_;
my %rhash;
+ my %libserv = &all_library();
my @server_list = (defined($server_array) ? @$server_array
: keys(%libserv) );
for my $server (@server_list) {
+ my $domains = '';
+ if (ref($domains_hash) eq 'HASH') {
+ $domains = $domains_hash->{$server};
+ }
unless ($custom or $customshow) {
- my $reply=&reply("querysend:".&escape($query),$server);
+ my $reply=&reply("querysend:".&escape($query).':::'.&escape($domains),$server);
$rhash{$server}=$reply;
}
else {
my $reply=&reply("querysend:".&escape($query).':'.
- &escape($custom).':'.&escape($customshow),
+ &escape($custom).':'.&escape($customshow).':'.&escape($domains),
$server);
$rhash{$server}=$reply;
}
@@ -3516,30 +8890,63 @@ sub log_query {
my ($uname,$udom,$query,%filters)=@_;
my $uhome=&homeserver($uname,$udom);
if ($uhome eq 'no_host') { return 'error: no_host'; }
- my $uhost=$hostname{$uhome};
- my $command=&escape(join(':',map{$_.'='.$filters{$_}} keys %filters));
+ my $uhost=&hostname($uhome);
+ my $command=&escape(join(':',map{$_.'='.$filters{$_}} keys(%filters)));
my $queryid=&reply("querysend:".$query.':'.$udom.':'.$uname.':'.$command,
$uhome);
unless ($queryid=~/^\Q$uhost\E\_/) { return 'error: '.$queryid; }
return get_query_reply($queryid);
}
+# -------------------------- Update MySQL table for portfolio file
+
+sub update_portfolio_table {
+ my ($uname,$udom,$file_name,$query,$group,$action) = @_;
+ if ($group ne '') {
+ $file_name =~s /^\Q$group\E//;
+ }
+ my $homeserver = &homeserver($uname,$udom);
+ my $queryid=
+ &reply("querysend:".$query.':'.&escape($uname.':'.$udom.':'.$group).
+ ':'.&escape($file_name).':'.$action,$homeserver);
+ my $reply = &get_query_reply($queryid);
+ return $reply;
+}
+
+# -------------------------- Update MySQL allusers table
+
+sub update_allusers_table {
+ my ($uname,$udom,$names) = @_;
+ my $homeserver = &homeserver($uname,$udom);
+ my $queryid=
+ &reply('querysend:allusers:'.&escape($uname).':'.&escape($udom).':'.
+ 'lastname='.&escape($names->{'lastname'}).'%%'.
+ 'firstname='.&escape($names->{'firstname'}).'%%'.
+ 'middlename='.&escape($names->{'middlename'}).'%%'.
+ 'generation='.&escape($names->{'generation'}).'%%'.
+ 'permanentemail='.&escape($names->{'permanentemail'}).'%%'.
+ 'id='.&escape($names->{'id'}),$homeserver);
+ return;
+}
+
# ------- Request retrieval of institutional classlists for course(s)
sub fetch_enrollment_query {
my ($context,$affiliatesref,$replyref,$dom,$cnum) = @_;
- my $homeserver;
+ my ($homeserver,$sleep,$loopmax);
my $maxtries = 1;
if ($context eq 'automated') {
$homeserver = $perlvar{'lonHostID'};
+ $sleep = 2;
+ $loopmax = 100;
$maxtries = 10; # will wait for up to 2000s for retrieval of classlist data before timeout
} else {
$homeserver = &homeserver($cnum,$dom);
}
- my $host=$hostname{$homeserver};
+ my $host=&hostname($homeserver);
my $cmd = '';
- foreach (keys %{$affiliatesref}) {
- $cmd .= $_.'='.join(",",@{$$affiliatesref{$_}}).'%%';
+ foreach my $affiliate (keys(%{$affiliatesref})) {
+ $cmd .= $affiliate.'='.join(",",@{$$affiliatesref{$affiliate}}).'%%';
}
$cmd =~ s/%%$//;
$cmd = &escape($cmd);
@@ -3549,35 +8956,35 @@ sub fetch_enrollment_query {
&logthis('fetch_enrollment_query: invalid queryid: '.$queryid.' for host: '.$host.' and homeserver: '.$homeserver.' context: '.$context.' '.$cnum);
return 'error: '.$queryid;
}
- my $reply = &get_query_reply($queryid);
+ my $reply = &get_query_reply($queryid,$sleep,$loopmax);
my $tries = 1;
while (($reply=~/^timeout/) && ($tries < $maxtries)) {
- $reply = &get_query_reply($queryid);
+ $reply = &get_query_reply($queryid,$sleep,$loopmax);
$tries ++;
}
if ( ($reply =~/^timeout/) || ($reply =~/^error/) ) {
&logthis('fetch_enrollment_query error: '.$reply.' for '.$dom.' '.$env{'user.name'}.' for '.$queryid.' context: '.$context.' '.$cnum.' maxtries: '.$maxtries.' tries: '.$tries);
} else {
- my @responses = split/:/,$reply;
- if ($homeserver eq $perlvar{'lonHostID'}) {
- foreach (@responses) {
- my ($key,$value) = split/=/,$_;
+ my @responses = split(/:/,$reply);
+ if (grep { $_ eq $homeserver } ¤t_machine_ids()) {
+ foreach my $line (@responses) {
+ my ($key,$value) = split(/=/,$line,2);
$$replyref{$key} = $value;
}
} else {
- my $pathname = $perlvar{'lonDaemons'}.'/tmp';
- foreach (@responses) {
- my ($key,$value) = split/=/,$_;
+ my $pathname = LONCAPA::tempdir();
+ foreach my $line (@responses) {
+ my ($key,$value) = split(/=/,$line);
$$replyref{$key} = $value;
if ($value > 0) {
- foreach (@{$$affiliatesref{$key}}) {
- my $filename = $dom.'_'.$key.'_'.$_.'_classlist.xml';
+ foreach my $item (@{$$affiliatesref{$key}}) {
+ my $filename = $dom.'_'.$key.'_'.$item.'_classlist.xml';
my $destname = $pathname.'/'.$filename;
my $xml_classlist = &reply("autoretrieve:".$filename,$homeserver);
if ($xml_classlist =~ /^error/) {
&logthis('fetch_enrollment_query - autoretrieve error: '.$xml_classlist.' for '.$filename.' from server: '.$homeserver.' '.$context.' '.$cnum);
} else {
- if ( open(FILE,">$destname") ) {
+ if ( open(FILE,">",$destname) ) {
print FILE &unescape($xml_classlist);
close(FILE);
} else {
@@ -3594,15 +9001,21 @@ sub fetch_enrollment_query {
}
sub get_query_reply {
- my $queryid=shift;
- my $replyfile=$perlvar{'lonDaemons'}.'/tmp/'.$queryid;
+ my ($queryid,$sleep,$loopmax) = @_;
+ if (($sleep eq '') || ($sleep !~ /^\d+\.?\d*$/)) {
+ $sleep = 0.2;
+ }
+ if (($loopmax eq '') || ($loopmax =~ /\D/)) {
+ $loopmax = 100;
+ }
+ my $replyfile=LONCAPA::tempdir().$queryid;
my $reply='';
- for (1..100) {
- sleep 2;
+ for (1..$loopmax) {
+ sleep($sleep);
if (-e $replyfile.'.end') {
- if (open(my $fh,$replyfile)) {
- $reply.=<$fh>;
- close($fh);
+ if (open(my $fh,"<",$replyfile)) {
+ $reply = join('',<$fh>);
+ close($fh);
} else { return 'error: reply_file_error'; }
return &unescape($reply);
}
@@ -3633,6 +9046,12 @@ sub courselog_query {
}
sub userlog_query {
+#
+# possible filters:
+# action: log check role
+# start: timestamp
+# end: timestamp
+#
my ($uname,$udom,%filters)=@_;
return &log_query($uname,$udom,'userlog',%filters);
}
@@ -3641,88 +9060,563 @@ sub userlog_query {
sub auto_run {
my ($cnum,$cdom) = @_;
- my $homeserver = &homeserver($cnum,$cdom);
- my $response = &reply('autorun:'.$cdom,$homeserver);
+ my $response = 0;
+ my $settings;
+ my %domconfig = &get_dom('configuration',['autoenroll'],$cdom);
+ if (ref($domconfig{'autoenroll'}) eq 'HASH') {
+ $settings = $domconfig{'autoenroll'};
+ if ($settings->{'run'} eq '1') {
+ $response = 1;
+ }
+ } else {
+ my $homeserver;
+ if (&is_course($cdom,$cnum)) {
+ $homeserver = &homeserver($cnum,$cdom);
+ } else {
+ $homeserver = &domain($cdom,'primary');
+ }
+ if ($homeserver ne 'no_host') {
+ $response = &reply('autorun:'.$cdom,$homeserver);
+ }
+ }
return $response;
}
-
+
sub auto_get_sections {
my ($cnum,$cdom,$inst_coursecode) = @_;
- my $homeserver = &homeserver($cnum,$cdom);
- my @secs = ();
- my $response=&unescape(&reply('autogetsections:'.$inst_coursecode.':'.$cdom,$homeserver));
- unless ($response eq 'refused') {
- @secs = split/:/,$response;
+ my $homeserver;
+ if (($cdom =~ /^$match_domain$/) && ($cnum =~ /^$match_courseid$/)) {
+ $homeserver = &homeserver($cnum,$cdom);
+ }
+ if (!defined($homeserver)) {
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ }
+ my @secs;
+ if (defined($homeserver)) {
+ my $response=&unescape(&reply('autogetsections:'.$inst_coursecode.':'.$cdom,$homeserver));
+ unless ($response eq 'refused') {
+ @secs = split(/:/,$response);
+ }
}
return @secs;
}
-
+
sub auto_new_course {
- my ($cnum,$cdom,$inst_course_id,$owner) = @_;
+ my ($cnum,$cdom,$inst_course_id,$owner,$coowners) = @_;
my $homeserver = &homeserver($cnum,$cdom);
- my $response=&unescape(&reply('autonewcourse:'.$inst_course_id.':'.$owner.':'.$cdom,$homeserver));
+ my $response=&unescape(&reply('autonewcourse:'.$inst_course_id.':'.&escape($owner).':'.$cdom.':'.&escape($coowners),$homeserver));
return $response;
}
-
+
sub auto_validate_courseID {
my ($cnum,$cdom,$inst_course_id) = @_;
my $homeserver = &homeserver($cnum,$cdom);
my $response=&unescape(&reply('autovalidatecourse:'.$inst_course_id.':'.$cdom,$homeserver));
return $response;
}
-
+
+sub auto_validate_instcode {
+ my ($cnum,$cdom,$instcode,$owner) = @_;
+ my ($homeserver,$response);
+ if (($cdom =~ /^$match_domain$/) && ($cnum =~ /^$match_courseid$/)) {
+ $homeserver = &homeserver($cnum,$cdom);
+ }
+ if (!defined($homeserver)) {
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ }
+ $response=&unescape(&reply('autovalidateinstcode:'.$cdom.':'.
+ &escape($instcode).':'.&escape($owner),$homeserver));
+ my ($outcome,$description,$defaultcredits) = map { &unescape($_); } split('&',$response,3);
+ return ($outcome,$description,$defaultcredits);
+}
+
+sub auto_validate_inst_crosslist {
+ my ($cnum,$cdom,$instcode,$inst_xlist,$coowner) = @_;
+ my ($homeserver,$response);
+ if (($cdom =~ /^$match_domain$/) && ($cnum =~ /^$match_courseid$/)) {
+ $homeserver = &homeserver($cnum,$cdom);
+ }
+ if (!defined($homeserver)) {
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ }
+ unless (($homeserver eq '') || ($homeserver eq 'no_host')) {
+ $response=&reply('autovalidateinstcrosslist:'.$cdom.':'.
+ &escape($instcode).':'.&escape($inst_xlist).':'.
+ &escape($coowner),$homeserver);
+ }
+ return $response;
+}
+
sub auto_create_password {
- my ($cnum,$cdom,$authparam) = @_;
- my $homeserver = &homeserver($cnum,$cdom);
+ my ($cnum,$cdom,$authparam,$udom) = @_;
+ my ($homeserver,$response);
my $create_passwd = 0;
my $authchk = '';
- my $response=&unescape(&reply('autocreatepassword:'.$authparam.':'.$cdom,$homeserver));
- if ($response eq 'refused') {
- $authchk = 'refused';
+ if ($udom =~ /^$match_domain$/) {
+ $homeserver = &domain($udom,'primary');
+ }
+ if ($homeserver eq '') {
+ if (($cdom =~ /^$match_domain$/) && ($cnum =~ /^$match_courseid$/)) {
+ $homeserver = &homeserver($cnum,$cdom);
+ }
+ }
+ if ($homeserver eq '') {
+ $authchk = 'nodomain';
} else {
- ($authparam,$create_passwd,$authchk) = split/:/,$response;
+ $response=&unescape(&reply('autocreatepassword:'.$authparam.':'.$cdom,$homeserver));
+ if ($response eq 'refused') {
+ $authchk = 'refused';
+ } else {
+ ($authparam,$create_passwd,$authchk) = split(/:/,$response);
+ }
}
return ($authparam,$create_passwd,$authchk);
}
+sub auto_photo_permission {
+ my ($cnum,$cdom,$students) = @_;
+ my $homeserver = &homeserver($cnum,$cdom);
+ my ($outcome,$perm_reqd,$conditions) =
+ split(/:/,&unescape(&reply('autophotopermission:'.$cdom,$homeserver)),3);
+ if ($outcome =~ /^(con_lost|unknown_cmd|no_such_host)$/) {
+ return (undef,undef);
+ }
+ return ($outcome,$perm_reqd,$conditions);
+}
+
+sub auto_checkphotos {
+ my ($uname,$udom,$pid) = @_;
+ my $homeserver = &homeserver($uname,$udom);
+ my ($result,$resulttype);
+ my $outcome = &unescape(&reply('autophotocheck:'.&escape($udom).':'.
+ &escape($uname).':'.&escape($pid),
+ $homeserver));
+ if ($outcome =~ /^(con_lost|unknown_cmd|no_such_host)$/) {
+ return (undef,undef);
+ }
+ if ($outcome) {
+ ($result,$resulttype) = split(/:/,$outcome);
+ }
+ return ($result,$resulttype);
+}
+
+sub auto_photochoice {
+ my ($cnum,$cdom) = @_;
+ my $homeserver = &homeserver($cnum,$cdom);
+ my ($update,$comment) = split(/:/,&unescape(&reply('autophotochoice:'.
+ &escape($cdom),
+ $homeserver)));
+ if ($update =~ /^(con_lost|unknown_cmd|no_such_host)$/) {
+ return (undef,undef);
+ }
+ return ($update,$comment);
+}
+
+sub auto_photoupdate {
+ my ($affiliatesref,$dom,$cnum,$photo) = @_;
+ my $homeserver = &homeserver($cnum,$dom);
+ my $host=&hostname($homeserver);
+ my $cmd = '';
+ my $maxtries = 1;
+ foreach my $affiliate (keys(%{$affiliatesref})) {
+ $cmd .= $affiliate.'='.join(",",@{$$affiliatesref{$affiliate}}).'%%';
+ }
+ $cmd =~ s/%%$//;
+ $cmd = &escape($cmd);
+ my $query = 'institutionalphotos';
+ my $queryid=&reply("querysend:".$query.':'.$dom.':'.$cnum.':'.$cmd,$homeserver);
+ unless ($queryid=~/^\Q$host\E\_/) {
+ &logthis('institutionalphotos: invalid queryid: '.$queryid.' for host: '.$host.' and homeserver: '.$homeserver.' and course: '.$cnum);
+ return 'error: '.$queryid;
+ }
+ my $reply = &get_query_reply($queryid);
+ my $tries = 1;
+ while (($reply=~/^timeout/) && ($tries < $maxtries)) {
+ $reply = &get_query_reply($queryid);
+ $tries ++;
+ }
+ if ( ($reply =~/^timeout/) || ($reply =~/^error/) ) {
+ &logthis('institutionalphotos error: '.$reply.' for '.$dom.' '.$env{'user.name'}.' for '.$queryid.' course: '.$cnum.' maxtries: '.$maxtries.' tries: '.$tries);
+ } else {
+ my @responses = split(/:/,$reply);
+ my $outcome = shift(@responses);
+ foreach my $item (@responses) {
+ my ($key,$value) = split(/=/,$item);
+ $$photo{$key} = $value;
+ }
+ return $outcome;
+ }
+ return 'error';
+}
+
sub auto_instcode_format {
- my ($caller,$codedom,$instcodes,$codes,$codetitles,$cat_titles,$cat_order) = @_;
+ my ($caller,$codedom,$instcodes,$codes,$codetitles,$cat_titles,
+ $cat_order) = @_;
my $courses = '';
- my $homeserver;
+ my @homeservers;
if ($caller eq 'global') {
- foreach my $tryserver (keys %libserv) {
- if ($hostdom{$tryserver} eq $codedom) {
- $homeserver = $tryserver;
- last;
- }
+ my %servers = &get_servers($codedom,'library');
+ foreach my $tryserver (keys(%servers)) {
+ if (!grep(/^\Q$tryserver\E$/,@homeservers)) {
+ push(@homeservers,$tryserver);
+ }
}
- if (($env{'user.name'}) && ($env{'user.domain'} eq $codedom)) {
- $homeserver = &homeserver($env{'user.name'},$codedom);
+ } elsif ($caller eq 'requests') {
+ if ($codedom =~ /^$match_domain$/) {
+ my $chome = &domain($codedom,'primary');
+ unless ($chome eq 'no_host') {
+ push(@homeservers,$chome);
+ }
}
} else {
- $homeserver = &homeserver($caller,$codedom);
+ push(@homeservers,&homeserver($caller,$codedom));
}
- foreach (keys %{$instcodes}) {
- $courses .= &escape($_).'='.&escape($$instcodes{$_}).'&';
+ foreach my $code (keys(%{$instcodes})) {
+ $courses .= &escape($code).'='.&escape($$instcodes{$code}).'&';
}
chop($courses);
- my $response=&reply('autoinstcodeformat:'.$codedom.':'.$courses,$homeserver);
- unless ($response =~ /(con_lost|error|no_such_host|refused)/) {
- my ($codes_str,$codetitles_str,$cat_titles_str,$cat_order_str) = split/:/,$response;
- %{$codes} = &str2hash($codes_str);
- @{$codetitles} = &str2array($codetitles_str);
- %{$cat_titles} = &str2hash($cat_titles_str);
- %{$cat_order} = &str2hash($cat_order_str);
+ my $ok_response = 0;
+ my $response;
+ while (@homeservers > 0 && $ok_response == 0) {
+ my $server = shift(@homeservers);
+ $response=&reply('autoinstcodeformat:'.$codedom.':'.$courses,$server);
+ if ($response !~ /(con_lost|error|no_such_host|refused)/) {
+ my ($codes_str,$codetitles_str,$cat_titles_str,$cat_order_str) =
+ split(/:/,$response);
+ %{$codes} = (%{$codes},&str2hash($codes_str));
+ push(@{$codetitles},&str2array($codetitles_str));
+ %{$cat_titles} = (%{$cat_titles},&str2hash($cat_titles_str));
+ %{$cat_order} = (%{$cat_order},&str2hash($cat_order_str));
+ $ok_response = 1;
+ }
+ }
+ if ($ok_response) {
return 'ok';
+ } else {
+ return $response;
+ }
+}
+
+sub auto_instcode_defaults {
+ my ($domain,$returnhash,$code_order) = @_;
+ my @homeservers;
+
+ my %servers = &get_servers($domain,'library');
+ foreach my $tryserver (keys(%servers)) {
+ if (!grep(/^\Q$tryserver\E$/,@homeservers)) {
+ push(@homeservers,$tryserver);
+ }
+ }
+
+ my $response;
+ foreach my $server (@homeservers) {
+ $response=&reply('autoinstcodedefaults:'.$domain,$server);
+ next if ($response =~ /(con_lost|error|no_such_host|refused)/);
+
+ foreach my $pair (split(/\&/,$response)) {
+ my ($name,$value)=split(/\=/,$pair);
+ if ($name eq 'code_order') {
+ @{$code_order} = split(/\&/,&unescape($value));
+ } else {
+ $returnhash->{&unescape($name)}=&unescape($value);
+ }
+ }
+ return 'ok';
+ }
+
+ return $response;
+}
+
+sub auto_possible_instcodes {
+ my ($domain,$codetitles,$cat_titles,$cat_orders,$code_order) = @_;
+ unless ((ref($codetitles) eq 'ARRAY') && (ref($cat_titles) eq 'HASH') &&
+ (ref($cat_orders) eq 'HASH') && (ref($code_order) eq 'ARRAY')) {
+ return;
+ }
+ my (@homeservers,$uhome);
+ if (defined(&domain($domain,'primary'))) {
+ $uhome=&domain($domain,'primary');
+ push(@homeservers,&domain($domain,'primary'));
+ } else {
+ my %servers = &get_servers($domain,'library');
+ foreach my $tryserver (keys(%servers)) {
+ if (!grep(/^\Q$tryserver\E$/,@homeservers)) {
+ push(@homeservers,$tryserver);
+ }
+ }
+ }
+ my $response;
+ foreach my $server (@homeservers) {
+ $response=&reply('autopossibleinstcodes:'.$domain,$server);
+ next if ($response =~ /(con_lost|error|no_such_host|refused)/);
+ my ($codetitlestr,$codeorderstr,$cat_title,$cat_order) =
+ split(':',$response);
+ @{$codetitles} = map { &unescape($_); } (split('&',$codetitlestr));
+ @{$code_order} = map { &unescape($_); } (split('&',$codeorderstr));
+ foreach my $item (split('&',$cat_title)) {
+ my ($name,$value)=split('=',$item);
+ $cat_titles->{&unescape($name)}=&thaw_unescape($value);
+ }
+ foreach my $item (split('&',$cat_order)) {
+ my ($name,$value)=split('=',$item);
+ $cat_orders->{&unescape($name)}=&thaw_unescape($value);
+ }
+ return 'ok';
+ }
+ return $response;
+}
+
+sub auto_courserequest_checks {
+ my ($dom) = @_;
+ my ($homeserver,%validations);
+ if ($dom =~ /^$match_domain$/) {
+ $homeserver = &domain($dom,'primary');
+ }
+ unless ($homeserver eq 'no_host') {
+ my $response=&reply('autocrsreqchecks:'.$dom,$homeserver);
+ unless ($response =~ /(con_lost|error|no_such_host|refused)/) {
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split('=',$item);
+ $validations{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ return %validations;
+}
+
+sub auto_courserequest_validation {
+ my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist,$custominfo) = @_;
+ my ($homeserver,$response);
+ if ($dom =~ /^$match_domain$/) {
+ $homeserver = &domain($dom,'primary');
+ }
+ unless ($homeserver eq 'no_host') {
+ my $customdata;
+ if (ref($custominfo) eq 'HASH') {
+ $customdata = &freeze_escape($custominfo);
+ }
+ $response=&unescape(&reply('autocrsreqvalidation:'.$dom.':'.&escape($owner).
+ ':'.&escape($crstype).':'.&escape($inststatuslist).
+ ':'.&escape($instcode).':'.&escape($instseclist).':'.
+ $customdata,$homeserver));
+ }
+ return $response;
+}
+
+sub auto_validate_class_sec {
+ my ($cdom,$cnum,$owners,$inst_class) = @_;
+ my $homeserver = &homeserver($cnum,$cdom);
+ my $ownerlist;
+ if (ref($owners) eq 'ARRAY') {
+ $ownerlist = join(',',@{$owners});
+ } else {
+ $ownerlist = $owners;
}
+ my $response=&reply('autovalidateclass_sec:'.$inst_class.':'.
+ &escape($ownerlist).':'.$cdom,$homeserver);
return $response;
}
+sub auto_instsec_reformat {
+ my ($cdom,$action,$instsecref) = @_;
+ return unless(($action eq 'clutter') || ($action eq 'declutter'));
+ my @homeservers;
+ if (defined(&domain($cdom,'primary'))) {
+ push(@homeservers,&domain($cdom,'primary'));
+ } else {
+ my %servers = &get_servers($cdom,'library');
+ foreach my $tryserver (keys(%servers)) {
+ if (!grep(/^\Q$tryserver\E$/,@homeservers)) {
+ push(@homeservers,$tryserver);
+ }
+ }
+ }
+ my $response;
+ my %reformatted = %{$instsecref};
+ foreach my $server (@homeservers) {
+ if (ref($instsecref) eq 'HASH') {
+ my $info = &freeze_escape($instsecref);
+ my $response=&reply('autoinstsecreformat:'.$cdom.':'.
+ $action.':'.$info,$server);
+ next if ($response =~ /(con_lost|error|no_such_host|refused|unknown_command)/);
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split(/=/,$item);
+ $reformatted{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ return %reformatted;
+}
+
+sub auto_validate_instclasses {
+ my ($cdom,$cnum,$owners,$classesref) = @_;
+ my ($homeserver,%validations);
+ $homeserver = &homeserver($cnum,$cdom);
+ unless ($homeserver eq 'no_host') {
+ my $ownerlist;
+ if (ref($owners) eq 'ARRAY') {
+ $ownerlist = join(',',@{$owners});
+ } else {
+ $ownerlist = $owners;
+ }
+ if (ref($classesref) eq 'HASH') {
+ my $classes = &freeze_escape($classesref);
+ my $response=&reply('autovalidateinstclasses:'.&escape($ownerlist).
+ ':'.$cdom.':'.$classes,$homeserver);
+ unless ($response =~ /(con_lost|error|no_such_host|refused)/) {
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split('=',$item);
+ $validations{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ }
+ return %validations;
+}
+
+sub auto_crsreq_update {
+ my ($cdom,$cnum,$crstype,$action,$ownername,$ownerdomain,$fullname,$title,
+ $code,$accessstart,$accessend,$inbound) = @_;
+ my ($homeserver,%crsreqresponse);
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ unless (($homeserver eq 'no_host') || ($homeserver eq '')) {
+ my $info;
+ if (ref($inbound) eq 'HASH') {
+ $info = &freeze_escape($inbound);
+ }
+ my $response=&reply('autocrsrequpdate:'.$cdom.':'.$cnum.':'.&escape($crstype).
+ ':'.&escape($action).':'.&escape($ownername).':'.
+ &escape($ownerdomain).':'.&escape($fullname).':'.
+ &escape($title).':'.&escape($code).':'.
+ &escape($accessstart).':'.&escape($accessend).':'.$info,$homeserver);
+ unless ($response =~ /(con_lost|error|no_such_host|refused)/) {
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split('=',$item);
+ $crsreqresponse{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ return \%crsreqresponse;
+}
+
+sub auto_export_grades {
+ my ($cdom,$cnum,$inforef,$gradesref) = @_;
+ my ($homeserver,%exportresponse);
+ if ($cdom =~ /^$match_domain$/) {
+ $homeserver = &domain($cdom,'primary');
+ }
+ unless (($homeserver eq 'no_host') || ($homeserver eq '')) {
+ my $info;
+ if (ref($inforef) eq 'HASH') {
+ $info = &freeze_escape($inforef);
+ }
+ if (ref($gradesref) eq 'HASH') {
+ my $grades = &freeze_escape($gradesref);
+ my $response=&reply('encrypt:autoexportgrades:'.$cdom.':'.$cnum.':'.
+ $info.':'.$grades,$homeserver);
+ unless ($response =~ /(con_lost|error|no_such_host|refused|unknown_command)/) {
+ my @items = split(/&/,$response);
+ foreach my $item (@items) {
+ my ($key,$value) = split('=',$item);
+ $exportresponse{&unescape($key)} = &thaw_unescape($value);
+ }
+ }
+ }
+ }
+ return \%exportresponse;
+}
+
+sub check_instcode_cloning {
+ my ($codedefaults,$code_order,$cloner,$clonefromcode,$clonetocode) = @_;
+ unless ((ref($codedefaults) eq 'HASH') && (ref($code_order) eq 'ARRAY')) {
+ return;
+ }
+ my $canclone;
+ if (@{$code_order} > 0) {
+ my $instcoderegexp ='^';
+ my @clonecodes = split(/\&/,$cloner);
+ foreach my $item (@{$code_order}) {
+ if (grep(/^\Q$item\E=/,@clonecodes)) {
+ foreach my $pair (@clonecodes) {
+ my ($key,$val) = split(/\=/,$pair,2);
+ $val = &unescape($val);
+ if ($key eq $item) {
+ $instcoderegexp .= '('.$val.')';
+ last;
+ }
+ }
+ } else {
+ $instcoderegexp .= $codedefaults->{$item};
+ }
+ }
+ $instcoderegexp .= '$';
+ my (@from,@to);
+ eval {
+ (@from) = ($clonefromcode =~ /$instcoderegexp/);
+ (@to) = ($clonetocode =~ /$instcoderegexp/);
+ };
+ if ((@from > 0) && (@to > 0)) {
+ my @diffs = &Apache::loncommon::compare_arrays(\@from,\@to);
+ if (!@diffs) {
+ $canclone = 1;
+ }
+ }
+ }
+ return $canclone;
+}
+
+sub default_instcode_cloning {
+ my ($clonedom,$domdefclone,$clonefromcode,$clonetocode,$codedefaultsref,$codeorderref) = @_;
+ my (%codedefaults,@code_order,$canclone);
+ if ((ref($codedefaultsref) eq 'HASH') && (ref($codeorderref) eq 'ARRAY')) {
+ %codedefaults = %{$codedefaultsref};
+ @code_order = @{$codeorderref};
+ } elsif ($clonedom) {
+ &auto_instcode_defaults($clonedom,\%codedefaults,\@code_order);
+ }
+ if (($domdefclone) && (@code_order)) {
+ my @clonecodes = split(/\+/,$domdefclone);
+ my $instcoderegexp ='^';
+ foreach my $item (@code_order) {
+ if (grep(/^\Q$item\E$/,@clonecodes)) {
+ $instcoderegexp .= '('.$codedefaults{$item}.')';
+ } else {
+ $instcoderegexp .= $codedefaults{$item};
+ }
+ }
+ $instcoderegexp .= '$';
+ my (@from,@to);
+ eval {
+ (@from) = ($clonefromcode =~ /$instcoderegexp/);
+ (@to) = ($clonetocode =~ /$instcoderegexp/);
+ };
+ if ((@from > 0) && (@to > 0)) {
+ my @diffs = &Apache::loncommon::compare_arrays(\@from,\@to);
+ if (!@diffs) {
+ $canclone = 1;
+ }
+ }
+ }
+ return $canclone;
+}
+
# ------------------------------------------------------- Course Group routines
sub get_coursegroups {
- my ($cdom,$cnum,$group) = @_;
- return(&dump('coursegroups',$cdom,$cnum,$group));
+ my ($cdom,$cnum,$group,$namespace) = @_;
+ return(&dump($namespace,$cdom,$cnum,$group));
}
sub modify_coursegroup {
@@ -3730,16 +9624,46 @@ sub modify_coursegroup {
return(&put('coursegroups',$groupsettings,$cdom,$cnum));
}
+sub toggle_coursegroup_status {
+ my ($cdom,$cnum,$group,$action) = @_;
+ my ($from_namespace,$to_namespace);
+ if ($action eq 'delete') {
+ $from_namespace = 'coursegroups';
+ $to_namespace = 'deleted_groups';
+ } else {
+ $from_namespace = 'deleted_groups';
+ $to_namespace = 'coursegroups';
+ }
+ my %curr_group = &get_coursegroups($cdom,$cnum,$group,$from_namespace);
+ if (my $tmp = &error(%curr_group)) {
+ &Apache::lonnet::logthis('Error retrieving group: '.$tmp.' in '.$cnum.':'.$cdom);
+ return ('read error',$tmp);
+ } else {
+ my %savedsettings = %curr_group;
+ my $result = &put($to_namespace,\%savedsettings,$cdom,$cnum);
+ my $deloutcome;
+ if ($result eq 'ok') {
+ $deloutcome = &del($from_namespace,[$group],$cdom,$cnum);
+ } else {
+ return ('write error',$result);
+ }
+ if ($deloutcome eq 'ok') {
+ return 'ok';
+ } else {
+ return ('delete error',$deloutcome);
+ }
+ }
+}
+
sub modify_group_roles {
- my ($cdom,$cnum,$group_id,$user,$end,$start,$userprivs) = @_;
+ my ($cdom,$cnum,$group_id,$user,$end,$start,$userprivs,$selfenroll,$context) = @_;
my $url = '/'.$cdom.'/'.$cnum.'/'.$group_id;
my $role = 'gr/'.&escape($userprivs);
my ($uname,$udom) = split(/:/,$user);
- my $result = &assignrole($udom,$uname,$url,$role,$end,$start);
+ my $result = &assignrole($udom,$uname,$url,$role,$end,$start,'',$selfenroll,$context);
if ($result eq 'ok') {
&devalidate_getgroups_cache($udom,$uname,$cdom,$cnum);
}
-
return $result;
}
@@ -3754,7 +9678,7 @@ sub get_active_groups {
my $now = time;
my %groups = ();
foreach my $key (keys(%env)) {
- if ($key =~ m-user\.role\.gr\./([^/]+)/([^/]+)/(\w+)$-) {
+ if ($key =~ m-user\.role\.gr\./($match_domain)/($match_courseid)/(\w+)$-) {
my ($start,$end) = split(/\./,$env{$key});
if (($end!=0) && ($end<$now)) { next; }
if (($start!=0) && ($start>$now)) { next; }
@@ -3773,38 +9697,51 @@ sub get_group_membership {
sub get_users_groups {
my ($udom,$uname,$courseid) = @_;
+ my @usersgroups;
my $cachetime=1800;
- $courseid=~s/\_/\//g;
- $courseid=~s/^(\w)/\/$1/;
my $hashid="$udom:$uname:$courseid";
- my ($result,$cached)=&is_cached_new('getgroups',$hashid);
- if (defined($cached)) { return $result; }
-
- my %roleshash = &dump('roles',$udom,$uname,$courseid);
- my ($tmp) = keys(%roleshash);
- if ($tmp=~/^error:/) {
- &logthis('Error retrieving roles: '.$tmp.' for '.$uname.':'.$udom);
- return '';
- } else {
- my $grouplist;
- foreach my $key (keys %roleshash) {
- if ($key =~ /^\Q$courseid\E\/(\w+)\_gr$/) {
- unless ($roleshash{$key} =~ /_1_1$/) { # deleted membership
- $grouplist .= $1.':';
+ my ($grouplist,$cached)=&is_cached_new('getgroups',$hashid);
+ if (defined($cached)) {
+ @usersgroups = split(/:/,$grouplist);
+ } else {
+ $grouplist = '';
+ my $courseurl = &courseid_to_courseurl($courseid);
+ my %roleshash = &dump('roles',$udom,$uname,$courseurl);
+ my $access_end = $env{'course.'.$courseid.
+ '.default_enrollment_end_date'};
+ my $now = time;
+ foreach my $key (keys(%roleshash)) {
+ if ($key =~ /^\Q$courseurl\E\/(\w+)\_gr$/) {
+ my $group = $1;
+ if ($roleshash{$key} =~ /_(\d+)_(\d+)$/) {
+ my $start = $2;
+ my $end = $1;
+ if ($start == -1) { next; } # deleted from group
+ if (($start!=0) && ($start>$now)) { next; }
+ if (($end!=0) && ($end<$now)) {
+ if ($access_end && $access_end < $now) {
+ if ($access_end - $end < 86400) {
+ push(@usersgroups,$group);
+ }
+ }
+ next;
+ }
+ push(@usersgroups,$group);
}
}
}
- $grouplist =~ s/:$//;
- return &do_cache_new('getgroups',$hashid,$grouplist,$cachetime);
+ @usersgroups = &sort_course_groups($courseid,@usersgroups);
+ $grouplist = join(':',@usersgroups);
+ &do_cache_new('getgroups',$hashid,$grouplist,$cachetime);
}
+ return @usersgroups;
}
sub devalidate_getgroups_cache {
my ($udom,$uname,$cdom,$cnum)=@_;
my $courseid = $cdom.'_'.$cnum;
- $courseid=~s/\_/\//g;
- $courseid=~s/^(\w)/\/$1/;
+
my $hashid="$udom:$uname:$courseid";
&devalidate_cache_new('getgroups',$hashid);
}
@@ -3812,28 +9749,76 @@ sub devalidate_getgroups_cache {
# ------------------------------------------------------------------ Plain Text
sub plaintext {
- my $short=shift;
- return &Apache::lonlocal::mt($prp{$short});
+ my ($short,$type,$cid,$forcedefault) = @_;
+ if ($short =~ m{^cr/}) {
+ return (split('/',$short))[-1];
+ }
+ if (!defined($cid)) {
+ $cid = $env{'request.course.id'};
+ }
+ my %rolenames = (
+ Course => 'std',
+ Community => 'alt1',
+ );
+ if ($cid ne '') {
+ if ($env{'course.'.$cid.'.'.$short.'.plaintext'} ne '') {
+ unless ($forcedefault) {
+ my $roletext = $env{'course.'.$cid.'.'.$short.'.plaintext'};
+ &Apache::lonlocal::mt_escape(\$roletext);
+ return &Apache::lonlocal::mt($roletext);
+ }
+ }
+ }
+ if ((defined($type)) && (defined($rolenames{$type})) &&
+ (defined($rolenames{$type})) &&
+ (defined($prp{$short}{$rolenames{$type}}))) {
+ return &Apache::lonlocal::mt($prp{$short}{$rolenames{$type}});
+ } elsif ($cid ne '') {
+ my $crstype = $env{'course.'.$cid.'.type'};
+ if (($crstype ne '') && (defined($rolenames{$crstype})) &&
+ (defined($prp{$short}{$rolenames{$crstype}}))) {
+ return &Apache::lonlocal::mt($prp{$short}{$rolenames{$crstype}});
+ }
+ }
+ return &Apache::lonlocal::mt($prp{$short}{'std'});
}
# ----------------------------------------------------------------- Assign Role
sub assignrole {
- my ($udom,$uname,$url,$role,$end,$start,$deleteflag)=@_;
+ my ($udom,$uname,$url,$role,$end,$start,$deleteflag,$selfenroll,
+ $context)=@_;
my $mrole;
if ($role =~ /^cr\//) {
my $cwosec=$url;
- $cwosec=~s/^\/(\w+)\/(\w+)\/.*/$1\/$2/;
+ $cwosec=~s/^\/($match_domain)\/($match_courseid)\/.*/$1\/$2/;
unless (&allowed('ccr',$cwosec)) {
- &logthis('Refused custom assignrole: '.
- $udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.' by '.
- $env{'user.name'}.' at '.$env{'user.domain'});
- return 'refused';
+ my $refused = 1;
+ if ($context eq 'requestcourses') {
+ if (($env{'user.name'} ne '') && ($env{'user.domain'} ne '')) {
+ if ($role =~ m{^cr/($match_domain)/($match_username)/([^/]+)$}) {
+ if (($1 eq $env{'user.domain'}) && ($2 eq $env{'user.name'})) {
+ my ($cdom,$cnum) = ($cwosec =~ m{^/?($match_domain)/($match_courseid)$});
+ my %crsenv = &userenvironment($cdom,$cnum,('internal.courseowner'));
+ if ($crsenv{'internal.courseowner'} eq
+ $env{'user.name'}.':'.$env{'user.domain'}) {
+ $refused = '';
+ }
+ }
+ }
+ }
+ }
+ if ($refused) {
+ &logthis('Refused custom assignrole: '.
+ $udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.
+ ' by '.$env{'user.name'}.' at '.$env{'user.domain'});
+ return 'refused';
+ }
}
$mrole='cr';
} elsif ($role =~ /^gr\//) {
my $cwogrp=$url;
- $cwogrp=~s/^\/(\w+)\/(\w+)\/.*/$1\/$2/;
+ $cwogrp=~s{^/($match_domain)/($match_courseid)/.*}{$1/$2};
unless (&allowed('mdg',$cwogrp)) {
&logthis('Refused group assignrole: '.
$udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.' by '.
@@ -3843,12 +9828,107 @@ sub assignrole {
$mrole='gr';
} else {
my $cwosec=$url;
- $cwosec=~s/^\/(\w+)\/(\w+)\/.*/$1\/$2/;
- unless ((&allowed('c'.$role,$cwosec)) || &allowed('c'.$role,$udom)) {
- &logthis('Refused assignrole: '.
- $udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.' by '.
- $env{'user.name'}.' at '.$env{'user.domain'});
- return 'refused';
+ $cwosec=~s/^\/($match_domain)\/($match_courseid)\/.*/$1\/$2/;
+ if (!(&allowed('c'.$role,$cwosec)) && !(&allowed('c'.$role,$udom))) {
+ my $refused;
+ if (($env{'request.course.sec'} ne '') && ($role eq 'st')) {
+ if (!(&allowed('c'.$role,$url))) {
+ $refused = 1;
+ }
+ } else {
+ $refused = 1;
+ }
+ if ($refused) {
+ my ($cdom,$cnum) = ($cwosec =~ m{^/?($match_domain)/($match_courseid)$});
+ if (!$selfenroll && $context eq 'course') {
+ my %crsenv;
+ if ($role eq 'cc' || $role eq 'co') {
+ %crsenv = &userenvironment($cdom,$cnum,('internal.courseowner'));
+ if (($role eq 'cc') && ($cnum !~ /^$match_community$/)) {
+ if ($env{'request.role'} eq 'cc./'.$cdom.'/'.$cnum) {
+ if ($crsenv{'internal.courseowner'} eq
+ $env{'user.name'}.':'.$env{'user.domain'}) {
+ $refused = '';
+ }
+ }
+ } elsif (($role eq 'co') && ($cnum =~ /^$match_community$/)) {
+ if ($env{'request.role'} eq 'co./'.$cdom.'/'.$cnum) {
+ if ($crsenv{'internal.courseowner'} eq
+ $env{'user.name'}.':'.$env{'user.domain'}) {
+ $refused = '';
+ }
+ }
+ }
+ }
+ } elsif (($selfenroll == 1) && ($role eq 'st') && ($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'})) {
+ $refused = '';
+ } elsif ($context eq 'requestcourses') {
+ my @possroles = ('st','ta','ep','in','cc','co');
+ if ((grep(/^\Q$role\E$/,@possroles)) && ($env{'user.name'} ne '' && $env{'user.domain'} ne '')) {
+ my $wrongcc;
+ if ($cnum =~ /^$match_community$/) {
+ $wrongcc = 1 if ($role eq 'cc');
+ } else {
+ $wrongcc = 1 if ($role eq 'co');
+ }
+ unless ($wrongcc) {
+ my %crsenv = &userenvironment($cdom,$cnum,('internal.courseowner'));
+ if ($crsenv{'internal.courseowner'} eq
+ $env{'user.name'}.':'.$env{'user.domain'}) {
+ $refused = '';
+ }
+ }
+ }
+ } elsif ($context eq 'requestauthor') {
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) &&
+ ($url eq '/'.$udom.'/') && ($role eq 'au')) {
+ if ($env{'environment.requestauthor'} eq 'automatic') {
+ $refused = '';
+ } else {
+ my %domdefaults = &get_domain_defaults($udom);
+ if (ref($domdefaults{'requestauthor'}) eq 'HASH') {
+ my $checkbystatus;
+ if ($env{'user.adv'}) {
+ my $disposition = $domdefaults{'requestauthor'}{'_LC_adv'};
+ if ($disposition eq 'automatic') {
+ $refused = '';
+ } elsif ($disposition eq '') {
+ $checkbystatus = 1;
+ }
+ } else {
+ $checkbystatus = 1;
+ }
+ if ($checkbystatus) {
+ if ($env{'environment.inststatus'}) {
+ my @inststatuses = split(/,/,$env{'environment.inststatus'});
+ foreach my $type (@inststatuses) {
+ if (($type ne '') &&
+ ($domdefaults{'requestauthor'}{$type} eq 'automatic')) {
+ $refused = '';
+ }
+ }
+ } elsif ($domdefaults{'requestauthor'}{'default'} eq 'automatic') {
+ $refused = '';
+ }
+ }
+ }
+ }
+ }
+ }
+ if ($refused) {
+ &logthis('Refused assignrole: '.$udom.' '.$uname.' '.$url.
+ ' '.$role.' '.$end.' '.$start.' by '.
+ $env{'user.name'}.' at '.$env{'user.domain'});
+ return 'refused';
+ }
+ }
+ } elsif ($role eq 'au') {
+ if ($url ne '/'.$udom.'/') {
+ &logthis('Attempt by '.$env{'user.name'}.':'.$env{'user.domain'}.
+ ' to assign author role for '.$uname.':'.$udom.
+ ' in domain: '.$url.' refused (wrong domain).');
+ return 'refused';
+ }
}
$mrole=$role;
}
@@ -3862,6 +9942,9 @@ sub assignrole {
$command.='_0_'.$start;
}
}
+ my $origstart = $start;
+ my $origend = $end;
+ my $delflag;
# actually delete
if ($deleteflag) {
if ((&allowed('dro',$udom)) || (&allowed('dro',$url))) {
@@ -3872,6 +9955,7 @@ sub assignrole {
# set start and finish to negative values for userrolelog
$start=-1;
$end=-1;
+ $delflag = 1;
}
}
# send command
@@ -3879,29 +9963,163 @@ sub assignrole {
# log new user role if status is ok
if ($answer eq 'ok') {
&userrolelog($role,$uname,$udom,$url,$start,$end);
+ if (($role eq 'cc') || ($role eq 'in') ||
+ ($role eq 'ep') || ($role eq 'ad') ||
+ ($role eq 'ta') || ($role eq 'st') ||
+ ($role=~/^cr/) || ($role eq 'gr') ||
+ ($role eq 'co')) {
+# for course roles, perform group memberships changes triggered by role change.
+ unless ($role =~ /^gr/) {
+ &Apache::longroup::group_changes($udom,$uname,$url,$role,$origend,
+ $origstart,$selfenroll,$context);
+ }
+ &courserolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,
+ $selfenroll,$context);
+ } elsif (($role eq 'li') || ($role eq 'dg') || ($role eq 'sc') ||
+ ($role eq 'au') || ($role eq 'dc') || ($role eq 'dh') ||
+ ($role eq 'da')) {
+ &domainrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,
+ $context);
+ } elsif (($role eq 'ca') || ($role eq 'aa')) {
+ &coauthorrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,
+ $context);
+ }
+ if ($role eq 'cc') {
+ &autoupdate_coowners($url,$end,$start,$uname,$udom);
+ }
}
return $answer;
}
+sub autoupdate_coowners {
+ my ($url,$end,$start,$uname,$udom) = @_;
+ my ($cdom,$cnum) = ($url =~ m{^/($match_domain)/($match_courseid)});
+ if (($cdom ne '') && ($cnum ne '')) {
+ my $now = time;
+ my %domdesign = &Apache::loncommon::get_domainconf($cdom);
+ if ($domdesign{$cdom.'.autoassign.co-owners'}) {
+ my %coursehash = &coursedescription($cdom.'_'.$cnum);
+ my $instcode = $coursehash{'internal.coursecode'};
+ my $xlists = $coursehash{'internal.crosslistings'};
+ if ($instcode ne '') {
+ if (($start && $start <= $now) && ($end == 0) || ($end > $now)) {
+ unless ($coursehash{'internal.courseowner'} eq $uname.':'.$udom) {
+ my ($delcoowners,@newcoowners,$putresult,$delresult,$coowners);
+ my ($result,$desc) = &auto_validate_instcode($cnum,$cdom,$instcode,$uname.':'.$udom);
+ unless ($result eq 'valid') {
+ if ($xlists ne '') {
+ foreach my $xlist (split(',',$xlists)) {
+ my ($inst_crosslist,$lcsec) = split(':',$xlist);
+ $result =
+ &auto_validate_inst_crosslist($cnum,$cdom,$instcode,
+ $inst_crosslist,$uname.':'.$udom);
+ last if ($result eq 'valid');
+ }
+ }
+ }
+ if ($result eq 'valid') {
+ if ($coursehash{'internal.co-owners'}) {
+ foreach my $coowner (split(',',$coursehash{'internal.co-owners'})) {
+ push(@newcoowners,$coowner);
+ }
+ unless (grep(/^\Q$uname\E:\Q$udom\E$/,@newcoowners)) {
+ push(@newcoowners,$uname.':'.$udom);
+ }
+ @newcoowners = sort(@newcoowners);
+ } else {
+ push(@newcoowners,$uname.':'.$udom);
+ }
+ } elsif ($coursehash{'internal.co-owners'}) {
+ foreach my $coowner (split(',',$coursehash{'internal.co-owners'})) {
+ unless ($coowner eq $uname.':'.$udom) {
+ push(@newcoowners,$coowner);
+ }
+ }
+ unless (@newcoowners > 0) {
+ $delcoowners = 1;
+ $coowners = '';
+ }
+ }
+ if (@newcoowners || $delcoowners) {
+ &store_coowners($cdom,$cnum,$coursehash{'home'},
+ $delcoowners,@newcoowners);
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+sub store_coowners {
+ my ($cdom,$cnum,$chome,$delcoowners,@newcoowners) = @_;
+ my $cid = $cdom.'_'.$cnum;
+ my ($coowners,$delresult,$putresult);
+ if (@newcoowners) {
+ $coowners = join(',',@newcoowners);
+ my %coownershash = (
+ 'internal.co-owners' => $coowners,
+ );
+ $putresult = &put('environment',\%coownershash,$cdom,$cnum);
+ if ($putresult eq 'ok') {
+ if ($env{'course.'.$cid.'.num'} eq $cnum) {
+ &appenv({'course.'.$cid.'.internal.co-owners' => $coowners});
+ }
+ }
+ }
+ if ($delcoowners) {
+ $delresult = &Apache::lonnet::del('environment',['internal.co-owners'],$cdom,$cnum);
+ if ($delresult eq 'ok') {
+ if ($env{'course.'.$cid.'.internal.co-owners'}) {
+ &Apache::lonnet::delenv('course.'.$cid.'.internal.co-owners');
+ }
+ }
+ }
+ if (($putresult eq 'ok') || ($delresult eq 'ok')) {
+ my %crsinfo =
+ &Apache::lonnet::courseiddump($cdom,'.',1,'.','.',$cnum,undef,undef,'.');
+ if (ref($crsinfo{$cid}) eq 'HASH') {
+ $crsinfo{$cid}{'co-owners'} = \@newcoowners;
+ my $cidput = &Apache::lonnet::courseidput($cdom,\%crsinfo,$chome,'notime');
+ }
+ }
+}
+
# -------------------------------------------------- Modify user authentication
# Overrides without validation
sub modifyuserauth {
my ($udom,$uname,$umode,$upass)=@_;
my $uhome=&homeserver($uname,$udom);
- unless (&allowed('mau',$udom)) { return 'refused'; }
+ my $allowed;
+ if (&allowed('mau',$udom)) {
+ $allowed = 1;
+ } elsif (($umode eq 'internal') && ($udom eq $env{'user.domain'}) &&
+ ($env{'request.course.id'}) && (&allowed('mip',$env{'request.course.id'})) &&
+ (!$env{'course.'.$env{'request.course.id'}.'.internal.nopasswdchg'})) {
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ if (($cdom ne '') && ($cnum ne '')) {
+ my $is_owner = &is_course_owner($cdom,$cnum);
+ if ($is_owner) {
+ $allowed = 1;
+ }
+ }
+ }
+ unless ($allowed) { return 'refused'; }
&logthis('Call to modify user authentication '.$udom.', '.$uname.', '.
$umode.' by '.$env{'user.name'}.' at '.$env{'user.domain'}.
' in domain '.$env{'request.role.domain'});
my $reply=&reply('encrypt:changeuserauth:'.$udom.':'.$uname.':'.$umode.':'.
&escape($upass),$uhome);
+ my $ip = &get_requestor_ip();
&log($env{'user.domain'},$env{'user.name'},$env{'user.home'},
'Authentication changed for '.$udom.', '.$uname.', '.$umode.
- '(Remote '.$ENV{'REMOTE_ADDR'}.'): '.$reply);
+ '(Remote '.$ip.'): '.$reply);
&log($udom,,$uname,$uhome,
'Authentication changed by '.$env{'user.domain'}.', '.
$env{'user.name'}.', '.$umode.
- '(Remote '.$ENV{'REMOTE_ADDR'}.'): '.$reply);
+ '(Remote '.$ip.'): '.$reply);
unless ($reply eq 'ok') {
&logthis('Authentication mode error: '.$reply);
return 'error: '.$reply;
@@ -3915,36 +10133,44 @@ sub modifyuser {
my ($udom, $uname, $uid,
$umode, $upass, $first,
$middle, $last, $gene,
- $forceid, $desiredhome, $email)=@_;
- $udom=~s/\W//g;
- $uname=~s/\W//g;
+ $forceid, $desiredhome, $email, $inststatus, $candelete)=@_;
+ $udom= &LONCAPA::clean_domain($udom);
+ $uname=&LONCAPA::clean_username($uname);
+ my $showcandelete = 'none';
+ if (ref($candelete) eq 'ARRAY') {
+ if (@{$candelete} > 0) {
+ $showcandelete = join(', ',@{$candelete});
+ }
+ }
&logthis('Call to modify user '.$udom.', '.$uname.', '.$uid.', '.
$umode.', '.$first.', '.$middle.', '.
- $last.', '.$gene.'(forceid: '.$forceid.')'.
+ $last.', '.$gene.'(forceid: '.$forceid.'; candelete: '.$showcandelete.')'.
(defined($desiredhome) ? ' desiredhome = '.$desiredhome :
' desiredhome not specified').
' by '.$env{'user.name'}.' at '.$env{'user.domain'}.
' in domain '.$env{'request.role.domain'});
my $uhome=&homeserver($uname,$udom,'true');
+ my $newuser;
+ if ($uhome eq 'no_host') {
+ $newuser = 1;
+ }
# ----------------------------------------------------------------- Create User
if (($uhome eq 'no_host') &&
(($umode && $upass) || ($umode eq 'localauth'))) {
my $unhome='';
- if (defined($desiredhome) && $hostdom{$desiredhome} eq $udom) {
+ if (defined($desiredhome) && &host_domain($desiredhome) eq $udom) {
$unhome = $desiredhome;
} elsif($env{'course.'.$env{'request.course.id'}.'.domain'} eq $udom) {
$unhome=$env{'course.'.$env{'request.course.id'}.'.home'};
} else { # load balancing routine for determining $unhome
- my $tryserver;
my $loadm=10000000;
- foreach $tryserver (keys %libserv) {
- if ($hostdom{$tryserver} eq $udom) {
- my $answer=reply('load',$tryserver);
- if (($answer=~/\d+/) && ($answer<$loadm)) {
- $loadm=$answer;
- $unhome=$tryserver;
- }
- }
+ my %servers = &get_servers($udom,'library');
+ foreach my $tryserver (keys(%servers)) {
+ my $answer=reply('load',$tryserver);
+ if (($answer=~/\d+/) && ($answer<$loadm)) {
+ $loadm=$answer;
+ $unhome=$tryserver;
+ }
}
}
if (($unhome eq '') || ($unhome eq 'no_host')) {
@@ -3977,35 +10203,103 @@ sub modifyuser {
}
# -------------------------------------------------------------- Add names, etc
my @tmp=&get('environment',
- ['firstname','middlename','lastname','generation'],
+ ['firstname','middlename','lastname','generation','id',
+ 'permanentemail','inststatus'],
$udom,$uname);
- my %names;
+ my (%names,%oldnames);
if ($tmp[0] =~ m/^error:.*/) {
%names=();
} else {
%names = @tmp;
+ %oldnames = %names;
}
#
-# Make sure to not trash student environment if instructor does not bother
-# to supply name and email information
-#
+# If name, email and/or uid are blank (e.g., because an uploaded file
+# of users did not contain them), do not overwrite existing values
+# unless field is in $candelete array ref.
+#
+
+ my @fields = ('firstname','middlename','lastname','generation',
+ 'permanentemail','id');
+ my %newvalues;
+ if (ref($candelete) eq 'ARRAY') {
+ foreach my $field (@fields) {
+ if (grep(/^\Q$field\E$/,@{$candelete})) {
+ if ($field eq 'firstname') {
+ $names{$field} = $first;
+ } elsif ($field eq 'middlename') {
+ $names{$field} = $middle;
+ } elsif ($field eq 'lastname') {
+ $names{$field} = $last;
+ } elsif ($field eq 'generation') {
+ $names{$field} = $gene;
+ } elsif ($field eq 'permanentemail') {
+ $names{$field} = $email;
+ } elsif ($field eq 'id') {
+ $names{$field} = $uid;
+ }
+ }
+ }
+ }
if ($first) { $names{'firstname'} = $first; }
if (defined($middle)) { $names{'middlename'} = $middle; }
if ($last) { $names{'lastname'} = $last; }
if (defined($gene)) { $names{'generation'} = $gene; }
if ($email) {
$email=~s/[^\w\@\.\-\,]//gs;
- if ($email=~/\@/) { $names{'notification'} = $email;
- $names{'critnotification'} = $email;
- $names{'permanentemail'} = $email; }
+ if ($email=~/\@/) { $names{'permanentemail'} = $email; }
+ }
+ if ($uid) { $names{'id'} = $uid; }
+ if (defined($inststatus)) {
+ $names{'inststatus'} = '';
+ my ($usertypes,$typesorder) = &retrieve_inst_usertypes($udom);
+ if (ref($usertypes) eq 'HASH') {
+ my @okstatuses;
+ foreach my $item (split(/:/,$inststatus)) {
+ if (defined($usertypes->{$item})) {
+ push(@okstatuses,$item);
+ }
+ }
+ if (@okstatuses) {
+ $names{'inststatus'} = join(':', map { &escape($_); } @okstatuses);
+ }
+ }
+ }
+ my $logmsg = $udom.', '.$uname.', '.$uid.', '.
+ $umode.', '.$first.', '.$middle.', '.
+ $last.', '.$gene.', '.$email.', '.$inststatus;
+ if ($env{'user.name'} ne '' && $env{'user.domain'}) {
+ $logmsg .= ' by '.$env{'user.name'}.' at '.$env{'user.domain'};
+ } else {
+ $logmsg .= ' during self creation';
+ }
+ my $changed;
+ if ($newuser) {
+ $changed = 1;
+ } else {
+ foreach my $field (@fields) {
+ if ($names{$field} ne $oldnames{$field}) {
+ $changed = 1;
+ last;
+ }
+ }
+ }
+ unless ($changed) {
+ $logmsg = 'No changes in user information needed for: '.$logmsg;
+ &logthis($logmsg);
+ return 'ok';
}
my $reply = &put('environment', \%names, $udom,$uname);
- if ($reply ne 'ok') { return 'error: '.$reply; }
+ if ($reply ne 'ok') {
+ return 'error: '.$reply;
+ }
+ if ($names{'permanentemail'} ne $oldnames{'permanentemail'}) {
+ &Apache::lonnet::devalidate_cache_new('emailscache',$uname.':'.$udom);
+ }
+ my $sqlresult = &update_allusers_table($uname,$udom,\%names);
&devalidate_cache_new('namescache',$uname.':'.$udom);
- &logthis('Success modifying user '.$udom.', '.$uname.', '.$uid.', '.
- $umode.', '.$first.', '.$middle.', '.
- $last.', '.$gene.' by '.
- $env{'user.name'}.' at '.$env{'user.domain'});
+ $logmsg = 'Success modifying user '.$logmsg;
+ &logthis($logmsg);
return 'ok';
}
@@ -4013,7 +10307,8 @@ sub modifyuser {
sub modifystudent {
my ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$usec,
- $end,$start,$forceid,$desiredhome,$email,$type,$locktype,$cid)=@_;
+ $end,$start,$forceid,$desiredhome,$email,$type,$locktype,$cid,
+ $selfenroll,$context,$inststatus,$credits,$instsec)=@_;
if (!$cid) {
unless ($cid=$env{'request.course.id'}) {
return 'not_in_class';
@@ -4022,18 +10317,20 @@ sub modifystudent {
# --------------------------------------------------------------- Make the user
my $reply=&modifyuser
($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$forceid,
- $desiredhome,$email);
+ $desiredhome,$email,$inststatus);
unless ($reply eq 'ok') { return $reply; }
# This will cause &modify_student_enrollment to get the uid from the
- # students environment
+ # student's environment
$uid = undef if (!$forceid);
$reply = &modify_student_enrollment($udom,$uname,$uid,$first,$middle,$last,
- $gene,$usec,$end,$start,$type,$locktype,$cid);
+ $gene,$usec,$end,$start,$type,$locktype,
+ $cid,$selfenroll,$context,$credits,$instsec);
return $reply;
}
sub modify_student_enrollment {
- my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start,$type,$locktype,$cid) = @_;
+ my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start,$type,
+ $locktype,$cid,$selfenroll,$context,$credits,$instsec) = @_;
my ($cdom,$cnum,$chome);
if (!$cid) {
unless ($cid=$env{'request.course.id'}) {
@@ -4066,8 +10363,8 @@ sub modify_student_enrollment {
['firstname','middlename','lastname', 'generation','id']
,$udom,$uname);
- #foreach (keys(%tmp)) {
- # &logthis("key $_ = ".$tmp{$_});
+ #foreach my $key (keys(%tmp)) {
+ # &logthis("key $key = ".$tmp{$key});
#}
$first = $tmp{'firstname'} if (!defined($first) || $first eq '');
$middle = $tmp{'middlename'} if (!defined($middle) || $middle eq '');
@@ -4076,14 +10373,16 @@ sub modify_student_enrollment {
$uid = $tmp{'id'} if (!defined($uid) || $uid eq '');
}
my $fullname = &format_name($first,$middle,$last,$gene,'lastname');
+ my $user = "$uname:$udom";
+ my %old_entry = &Apache::lonnet::get('classlist',[$user],$cdom,$cnum);
my $reply=cput('classlist',
- {"$uname:$udom" =>
- join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype) },
+ {$user =>
+ join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype,$credits,$instsec) },
$cdom,$cnum);
- unless (($reply eq 'ok') || ($reply eq 'delayed')) {
+ if (($reply eq 'ok') || ($reply eq 'delayed')) {
+ &devalidate_getsection_cache($udom,$uname,$cid);
+ } else {
return 'error: '.$reply;
- } else {
- &devalidate_getsection_cache($udom,$uname,$cid);
}
# Add student role to user
my $uurl='/'.$cid;
@@ -4091,7 +10390,16 @@ sub modify_student_enrollment {
if ($usec) {
$uurl.='/'.$usec;
}
- return &assignrole($udom,$uname,$uurl,'st',$end,$start);
+ my $result = &assignrole($udom,$uname,$uurl,'st',$end,$start,undef,
+ $selfenroll,$context);
+ if ($result ne 'ok') {
+ if ($old_entry{$user} ne '') {
+ $reply = &cput('classlist',\%old_entry,$cdom,$cnum);
+ } else {
+ $reply = &del('classlist',[$user],$cdom,$cnum);
+ }
+ }
+ return $result;
}
sub format_name {
@@ -4125,8 +10433,8 @@ sub writecoursepref {
return 'error: no such course';
}
my $cstring='';
- foreach (keys %prefs) {
- $cstring.=escape($_).'='.escape($prefs{$_}).'&';
+ foreach my $pref (keys(%prefs)) {
+ $cstring.=&escape($pref).'='.&escape($prefs{$pref}).'&';
}
$cstring=~s/\&$//;
return reply('put:'.$cdomain.':'.$cnum.':environment:'.$cstring,$chome);
@@ -4135,45 +10443,94 @@ sub writecoursepref {
# ---------------------------------------------------------- Make/modify course
sub createcourse {
- my ($udom,$description,$url,$course_server,$nonstandard,$inst_code,$course_owner)=@_;
+ my ($udom,$description,$url,$course_server,$nonstandard,$inst_code,
+ $course_owner,$crstype,$cnum,$context,$category)=@_;
$url=&declutter($url);
my $cid='';
- unless (&allowed('ccc',$udom)) {
+ if ($context eq 'requestcourses') {
+ my $can_create = 0;
+ my ($ownername,$ownerdom) = split(':',$course_owner);
+ if ($udom eq $ownerdom) {
+ if (&usertools_access($ownername,$ownerdom,$category,undef,
+ $context)) {
+ $can_create = 1;
+ }
+ } else {
+ my %userenv = &userenvironment($ownerdom,$ownername,'reqcrsotherdom.'.
+ $category);
+ if ($userenv{'reqcrsotherdom.'.$category} ne '') {
+ my @curr = split(',',$userenv{'reqcrsotherdom.'.$category});
+ if (@curr > 0) {
+ my @options = qw(approval validate autolimit);
+ my $optregex = join('|',@options);
+ if (grep(/^\Q$udom\E:($optregex)(=?\d*)$/,@curr)) {
+ $can_create = 1;
+ }
+ }
+ }
+ }
+ if ($can_create) {
+ unless ($ownername eq $env{'user.name'} && $ownerdom eq $env{'user.domain'}) {
+ unless (&allowed('ccc',$udom)) {
+ return 'refused';
+ }
+ }
+ } else {
+ return 'refused';
+ }
+ } elsif (!&allowed('ccc',$udom)) {
return 'refused';
}
-# ------------------------------------------------------------------- Create ID
- my $uname=int(1+rand(9)).
- ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].
- substr($$.time,0,5).unpack("H8",pack("I32",time)).
- unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
-# ----------------------------------------------- Make sure that does not exist
- my $uhome=&homeserver($uname,$udom,'true');
- unless (($uhome eq '') || ($uhome eq 'no_host')) {
- $uname=substr($$.time,0,5).unpack("H8",pack("I32",time)).
- unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
- $uhome=&homeserver($uname,$udom,'true');
- unless (($uhome eq '') || ($uhome eq 'no_host')) {
- return 'error: unable to generate unique course-ID';
- }
- }
-# ------------------------------------------------ Check supplied server name
- $course_server = $env{'user.homeserver'} if (! defined($course_server));
- if (! exists($libserv{$course_server})) {
- return 'error:bad server name '.$course_server;
+# --------------------------------------------------------------- Get Unique ID
+ my $uname;
+ if ($cnum =~ /^$match_courseid$/) {
+ my $chome=&homeserver($cnum,$udom,'true');
+ if (($chome eq '') || ($chome eq 'no_host')) {
+ $uname = $cnum;
+ } else {
+ $uname = &generate_coursenum($udom,$crstype);
+ }
+ } else {
+ $uname = &generate_coursenum($udom,$crstype);
+ }
+ return $uname if ($uname =~ /^error/);
+# -------------------------------------------------- Check supplied server name
+ if (!defined($course_server)) {
+ if (defined(&domain($udom,'primary'))) {
+ $course_server = &domain($udom,'primary');
+ } else {
+ $course_server = $env{'user.home'};
+ }
+ }
+ my %host_servers =
+ &Apache::lonnet::get_servers($udom,'library');
+ unless ($host_servers{$course_server}) {
+ return 'error: invalid home server for course: '.$course_server;
}
# ------------------------------------------------------------- Make the course
my $reply=&reply('encrypt:makeuser:'.$udom.':'.$uname.':none::',
$course_server);
unless ($reply eq 'ok') { return 'error: '.$reply; }
- $uhome=&homeserver($uname,$udom,'true');
+ my $uhome=&homeserver($uname,$udom,'true');
if (($uhome eq '') || ($uhome eq 'no_host')) {
return 'error: no such course';
}
# ----------------------------------------------------------------- Course made
# log existence
- &courseidput($udom,&escape($udom.'_'.$uname).'='.&escape($description).
- ':'.&escape($inst_code).':'.&escape($course_owner),$uhome);
- &flushcourselogs();
+ my $now = time;
+ my $newcourse = {
+ $udom.'_'.$uname => {
+ description => $description,
+ inst_code => $inst_code,
+ owner => $course_owner,
+ type => $crstype,
+ creator => $env{'user.name'}.':'.
+ $env{'user.domain'},
+ created => $now,
+ context => $context,
+ },
+ };
+ &courseidput($udom,$newcourse,$uhome,'notime');
# set toplevel url
my $topurl=$url;
unless ($nonstandard) {
@@ -4195,59 +10552,185 @@ ENDINITMAP
}
# ----------------------------------------------------------- Write preferences
&writecoursepref($udom.'_'.$uname,
- ('description' => $description,
- 'url' => $topurl));
+ ('description' => $description,
+ 'url' => $topurl,
+ 'internal.creator' => $env{'user.name'}.':'.
+ $env{'user.domain'},
+ 'internal.created' => $now,
+ 'internal.creationcontext' => $context)
+ );
return '/'.$udom.'/'.$uname;
}
+# ------------------------------------------------------------------- Create ID
+sub generate_coursenum {
+ my ($udom,$crstype) = @_;
+ my $domdesc = &domain($udom);
+ return 'error: invalid domain' if ($domdesc eq '');
+ my $first;
+ if ($crstype eq 'Community') {
+ $first = '0';
+ } else {
+ $first = int(1+rand(9));
+ }
+ my $uname=$first.
+ ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].
+ substr($$.time,0,5).unpack("H8",pack("I32",time)).
+ unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
+# ----------------------------------------------- Make sure that does not exist
+ my $uhome=&homeserver($uname,$udom,'true');
+ unless (($uhome eq '') || ($uhome eq 'no_host')) {
+ if ($crstype eq 'Community') {
+ $first = '0';
+ } else {
+ $first = int(1+rand(9));
+ }
+ $uname=$first.
+ ('a'..'z','A'..'Z','0'..'9')[int(rand(62))].
+ substr($$.time,0,5).unpack("H8",pack("I32",time)).
+ unpack("H2",pack("I32",int(rand(255)))).$perlvar{'lonHostID'};
+ $uhome=&homeserver($uname,$udom,'true');
+ unless (($uhome eq '') || ($uhome eq 'no_host')) {
+ return 'error: unable to generate unique course-ID';
+ }
+ }
+ return $uname;
+}
+
+sub is_course {
+ my ($cdom, $cnum) = scalar(@_) == 1 ?
+ ($_[0] =~ /^($match_domain)_($match_courseid)$/) : @_;
+ return unless (($cdom =~ /^$match_domain$/) && ($cnum =~ /^$match_courseid$/));
+ my $uhome=&homeserver($cnum,$cdom);
+ my $iscourse;
+ if (grep { $_ eq $uhome } current_machine_ids()) {
+ $iscourse = &LONCAPA::Lond::is_course($cdom,$cnum);
+ } else {
+ my $hashid = $cdom.':'.$cnum;
+ ($iscourse,my $cached) = &is_cached_new('iscourse',$hashid);
+ unless (defined($cached)) {
+ my %courses = &courseiddump($cdom, '.', 1, '.', '.',
+ $cnum,undef,undef,'.');
+ $iscourse = 0;
+ if (exists($courses{$cdom.'_'.$cnum})) {
+ $iscourse = 1;
+ }
+ &do_cache_new('iscourse',$hashid,$iscourse,3600);
+ }
+ }
+ return unless($iscourse);
+ return wantarray ? ($cdom, $cnum) : $cdom.'_'.$cnum;
+}
+
+sub store_userdata {
+ my ($storehash,$datakey,$namespace,$udom,$uname) = @_;
+ my $result;
+ if ($datakey ne '') {
+ if (ref($storehash) eq 'HASH') {
+ if ($udom eq '' || $uname eq '') {
+ $udom = $env{'user.domain'};
+ $uname = $env{'user.name'};
+ }
+ my $uhome=&homeserver($uname,$udom);
+ if (($uhome eq '') || ($uhome eq 'no_host')) {
+ $result = 'error: no_host';
+ } else {
+ $storehash->{'ip'} = &get_requestor_ip();
+ $storehash->{'host'} = $perlvar{'lonHostID'};
+
+ my $namevalue='';
+ foreach my $key (keys(%{$storehash})) {
+ $namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&';
+ }
+ $namevalue=~s/\&$//;
+ unless ($namespace eq 'courserequests') {
+ $datakey = &escape($datakey);
+ }
+ $result = &reply("store:$udom:$uname:$namespace:$datakey:".
+ $namevalue,$uhome);
+ }
+ } else {
+ $result = 'error: data to store was not a hash reference';
+ }
+ } else {
+ $result= 'error: invalid requestkey';
+ }
+ return $result;
+}
+
# ---------------------------------------------------------- Assign Custom Role
sub assigncustomrole {
- my ($udom,$uname,$url,$rdom,$rnam,$rolename,$end,$start,$deleteflag)=@_;
+ my ($udom,$uname,$url,$rdom,$rnam,$rolename,$end,$start,$deleteflag,$selfenroll,$context)=@_;
return &assignrole($udom,$uname,$url,'cr/'.$rdom.'/'.$rnam.'/'.$rolename,
- $end,$start,$deleteflag);
+ $end,$start,$deleteflag,$selfenroll,$context);
}
# ----------------------------------------------------------------- Revoke Role
sub revokerole {
- my ($udom,$uname,$url,$role,$deleteflag)=@_;
+ my ($udom,$uname,$url,$role,$deleteflag,$selfenroll,$context)=@_;
my $now=time;
- return &assignrole($udom,$uname,$url,$role,$now,$deleteflag);
+ return &assignrole($udom,$uname,$url,$role,$now,undef,$deleteflag,$selfenroll,$context);
}
# ---------------------------------------------------------- Revoke Custom Role
sub revokecustomrole {
- my ($udom,$uname,$url,$rdom,$rnam,$rolename,$deleteflag)=@_;
+ my ($udom,$uname,$url,$rdom,$rnam,$rolename,$deleteflag,$selfenroll,$context)=@_;
my $now=time;
return &assigncustomrole($udom,$uname,$url,$rdom,$rnam,$rolename,$now,
- $deleteflag);
+ $deleteflag,$selfenroll,$context);
}
# ------------------------------------------------------------ Disk usage
sub diskusage {
- my ($udom,$uname,$directoryRoot)=@_;
- $directoryRoot =~ s/\/$//;
- my $listing=&reply('du:'.$directoryRoot,homeserver($uname,$udom));
+ my ($udom,$uname,$directorypath,$getpropath)=@_;
+ $directorypath =~ s/\/$//;
+ my $listing=&reply('du2:'.&escape($directorypath).':'
+ .&escape($getpropath).':'.&escape($uname).':'
+ .&escape($udom),homeserver($uname,$udom));
+ if ($listing eq 'unknown_cmd') {
+ if ($getpropath) {
+ $directorypath = &propath($udom,$uname).'/'.$directorypath;
+ }
+ $listing = &reply('du:'.$directorypath,homeserver($uname,$udom));
+ }
return $listing;
}
sub is_locked {
- my ($file_name, $domain, $user) = @_;
+ my ($file_name, $domain, $user, $which) = @_;
my @check;
my $is_locked;
- push @check, $file_name;
+ push (@check,$file_name);
my %locked = &get('file_permissions',\@check,
$env{'user.domain'},$env{'user.name'});
my ($tmp)=keys(%locked);
if ($tmp=~/^error:/) { undef(%locked); }
-
+
if (ref($locked{$file_name}) eq 'ARRAY') {
- $is_locked = 'true';
+ $is_locked = 'false';
+ foreach my $entry (@{$locked{$file_name}}) {
+ if (ref($entry) eq 'ARRAY') {
+ $is_locked = 'true';
+ if (ref($which) eq 'ARRAY') {
+ push(@{$which},$entry);
+ } else {
+ last;
+ }
+ }
+ }
} else {
$is_locked = 'false';
}
+ return $is_locked;
+}
+
+sub declutter_portfile {
+ my ($file) = @_;
+ $file =~ s{^(/portfolio/|portfolio/)}{/};
+ return $file;
}
# ------------------------------------------------------------- Mark as Read Only
@@ -4258,6 +10741,7 @@ sub mark_as_readonly {
my ($tmp)=keys(%current_permissions);
if ($tmp=~/^error:/) { undef(%current_permissions); }
foreach my $file (@{$files}) {
+ $file = &declutter_portfile($file);
push(@{$current_permissions{$file}},$what);
}
&put('file_permissions',\%current_permissions,$domain,$user);
@@ -4270,7 +10754,7 @@ sub save_selected_files {
my ($user, $path, @files) = @_;
my $filename = $user."savedfiles";
my @other_files = &files_not_in_path($user, $path);
- open (OUT, '>'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename);
+ open (OUT,'>',LONCAPA::tempdir().$filename);
foreach my $file (@files) {
print (OUT $env{'form.currentpath'}.$file."\n");
}
@@ -4284,7 +10768,7 @@ sub save_selected_files {
sub clear_selected_files {
my ($user) = @_;
my $filename = $user."savedfiles";
- open (OUT, '>'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename);
+ open (OUT,'>',LONCAPA::tempdir().$filename);
print (OUT undef);
close (OUT);
return ("ok");
@@ -4294,7 +10778,7 @@ sub files_in_path {
my ($user, $path) = @_;
my $filename = $user."savedfiles";
my %return_files;
- open (IN, '<'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename);
+ open (IN,'<',LONCAPA::tempdir().$filename);
while (my $line_in = ) {
chomp ($line_in);
my @paths_and_file = split (m!/!, $line_in);
@@ -4316,66 +10800,271 @@ sub files_not_in_path {
my $filename = $user."savedfiles";
my @return_files;
my $path_part;
- open (IN, '<'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename);
- while () {
+ open(IN, '<',LONCAPA::tempdir().$filename);
+ while (my $line = ) {
#ok, I know it's clunky, but I want it to work
- my @paths_and_file = split m!/!, $_;
- my $file_part = pop (@paths_and_file);
- chomp ($file_part);
- my $path_part = join ('/', @paths_and_file);
+ my @paths_and_file = split(m|/|, $line);
+ my $file_part = pop(@paths_and_file);
+ chomp($file_part);
+ my $path_part = join('/', @paths_and_file);
$path_part .= '/';
my $path_and_file = $path_part.$file_part;
if ($path_part ne $path) {
- push (@return_files, ($path_and_file));
+ push(@return_files, ($path_and_file));
}
}
- close (OUT);
+ close(OUT);
return (@return_files);
}
-#--------------------------------------------------------------Get Marked as Read Only
-
+#----------------------------------------------Get portfolio file permissions
-sub get_marked_as_readonly {
- my ($domain,$user,$what) = @_;
+sub get_portfile_permissions {
+ my ($domain,$user) = @_;
my %current_permissions = &dump('file_permissions',$domain,$user);
my ($tmp)=keys(%current_permissions);
if ($tmp=~/^error:/) { undef(%current_permissions); }
+ return \%current_permissions;
+}
+
+#---------------------------------------------Get portfolio file access controls
+
+sub get_access_controls {
+ my ($current_permissions,$group,$file) = @_;
+ my %access;
+ my $real_file = $file;
+ $file =~ s/\.meta$//;
+ if (defined($file)) {
+ if (ref($$current_permissions{$file."\0".'accesscontrol'}) eq 'HASH') {
+ foreach my $control (keys(%{$$current_permissions{$file."\0".'accesscontrol'}})) {
+ $access{$real_file}{$control} = $$current_permissions{$file."\0".$control};
+ }
+ }
+ } else {
+ foreach my $key (keys(%{$current_permissions})) {
+ if ($key =~ /\0accesscontrol$/) {
+ if (defined($group)) {
+ if ($key !~ m-^\Q$group\E/-) {
+ next;
+ }
+ }
+ my ($fullpath) = split(/\0/,$key);
+ if (ref($$current_permissions{$key}) eq 'HASH') {
+ foreach my $control (keys(%{$$current_permissions{$key}})) {
+ $access{$fullpath}{$control}=$$current_permissions{$fullpath."\0".$control};
+ }
+ }
+ }
+ }
+ }
+ return %access;
+}
+
+sub modify_access_controls {
+ my ($file_name,$changes,$domain,$user)=@_;
+ my ($outcome,$deloutcome);
+ my %store_permissions;
+ my %new_values;
+ my %new_control;
+ my %translation;
+ my @deletions = ();
+ my $now = time;
+ if (exists($$changes{'activate'})) {
+ if (ref($$changes{'activate'}) eq 'HASH') {
+ my @newitems = sort(keys(%{$$changes{'activate'}}));
+ my $numnew = scalar(@newitems);
+ for (my $i=0; $i<$numnew; $i++) {
+ my $newkey = $newitems[$i];
+ my $newid = &Apache::loncommon::get_cgi_id();
+ if ($newkey =~ /^\d+:/) {
+ $newkey =~ s/^(\d+)/$newid/;
+ $translation{$1} = $newid;
+ } elsif ($newkey =~ /^\d+_\d+_\d+:/) {
+ $newkey =~ s/^(\d+_\d+_\d+)/$newid/;
+ $translation{$1} = $newid;
+ }
+ $new_values{$file_name."\0".$newkey} =
+ $$changes{'activate'}{$newitems[$i]};
+ $new_control{$newkey} = $now;
+ }
+ }
+ }
+ my %todelete;
+ my %changed_items;
+ foreach my $action ('delete','update') {
+ if (exists($$changes{$action})) {
+ if (ref($$changes{$action}) eq 'HASH') {
+ foreach my $key (keys(%{$$changes{$action}})) {
+ my ($itemnum) = ($key =~ /^([^:]+):/);
+ if ($action eq 'delete') {
+ $todelete{$itemnum} = 1;
+ } else {
+ $changed_items{$itemnum} = $key;
+ }
+ }
+ }
+ }
+ }
+ # get lock on access controls for file.
+ my $lockhash = {
+ $file_name."\0".'locked_access_records' => $env{'user.name'}.
+ ':'.$env{'user.domain'},
+ };
+ my $tries = 0;
+ my $gotlock = &newput('file_permissions',$lockhash,$domain,$user);
+
+ while (($gotlock ne 'ok') && $tries < 10) {
+ $tries ++;
+ sleep(0.1);
+ $gotlock = &newput('file_permissions',$lockhash,$domain,$user);
+ }
+ if ($gotlock eq 'ok') {
+ my %curr_permissions = &dump('file_permissions',$domain,$user,$file_name);
+ my ($tmp)=keys(%curr_permissions);
+ if ($tmp=~/^error:/) { undef(%curr_permissions); }
+ if (exists($curr_permissions{$file_name."\0".'accesscontrol'})) {
+ my $curr_controls = $curr_permissions{$file_name."\0".'accesscontrol'};
+ if (ref($curr_controls) eq 'HASH') {
+ foreach my $control_item (keys(%{$curr_controls})) {
+ my ($itemnum) = ($control_item =~ /^([^:]+):/);
+ if (defined($todelete{$itemnum})) {
+ push(@deletions,$file_name."\0".$control_item);
+ } else {
+ if (defined($changed_items{$itemnum})) {
+ $new_control{$changed_items{$itemnum}} = $now;
+ push(@deletions,$file_name."\0".$control_item);
+ $new_values{$file_name."\0".$changed_items{$itemnum}} = $$changes{'update'}{$changed_items{$itemnum}};
+ } else {
+ $new_control{$control_item} = $$curr_controls{$control_item};
+ }
+ }
+ }
+ }
+ }
+ my ($group);
+ if (&is_course($domain,$user)) {
+ ($group,my $file) = split(/\//,$file_name,2);
+ }
+ $deloutcome = &del('file_permissions',\@deletions,$domain,$user);
+ $new_values{$file_name."\0".'accesscontrol'} = \%new_control;
+ $outcome = &put('file_permissions',\%new_values,$domain,$user);
+ # remove lock
+ my @del_lock = ($file_name."\0".'locked_access_records');
+ my $dellockoutcome = &del('file_permissions',\@del_lock,$domain,$user);
+ my $sqlresult =
+ &update_portfolio_table($user,$domain,$file_name,'portfolio_access',
+ $group);
+ } else {
+ $outcome = "error: could not obtain lockfile\n";
+ }
+ return ($outcome,$deloutcome,\%new_values,\%translation);
+}
+
+sub make_public_indefinitely {
+ my ($requrl) = @_;
+ my $now = time;
+ my $action = 'activate';
+ my $aclnum = 0;
+ if (&is_portfolio_url($requrl)) {
+ my (undef,$udom,$unum,$file_name,$group) =
+ &parse_portfolio_url($requrl);
+ my $current_perms = &get_portfile_permissions($udom,$unum);
+ my %access_controls = &get_access_controls($current_perms,
+ $group,$file_name);
+ foreach my $key (keys(%{$access_controls{$file_name}})) {
+ my ($num,$scope,$end,$start) =
+ ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
+ if ($scope eq 'public') {
+ if ($start <= $now && $end == 0) {
+ $action = 'none';
+ } else {
+ $action = 'update';
+ $aclnum = $num;
+ }
+ last;
+ }
+ }
+ if ($action eq 'none') {
+ return 'ok';
+ } else {
+ my %changes;
+ my $newend = 0;
+ my $newstart = $now;
+ my $newkey = $aclnum.':public_'.$newend.'_'.$newstart;
+ $changes{$action}{$newkey} = {
+ type => 'public',
+ time => {
+ start => $newstart,
+ end => $newend,
+ },
+ };
+ my ($outcome,$deloutcome,$new_values,$translation) =
+ &modify_access_controls($file_name,\%changes,$udom,$unum);
+ return $outcome;
+ }
+ } else {
+ return 'invalid';
+ }
+}
+
+#------------------------------------------------------Get Marked as Read Only
+
+sub get_marked_as_readonly {
+ my ($domain,$user,$what,$group) = @_;
+ my $current_permissions = &get_portfile_permissions($domain,$user);
my @readonly_files;
my $cmp1=$what;
if (ref($what)) { $cmp1=join('',@{$what}) };
- while (my ($file_name,$value) = each(%current_permissions)) {
+ while (my ($file_name,$value) = each(%{$current_permissions})) {
+ if (defined($group)) {
+ if ($file_name !~ m-^\Q$group\E/-) {
+ next;
+ }
+ }
if (ref($value) eq "ARRAY"){
foreach my $stored_what (@{$value}) {
my $cmp2=$stored_what;
- if (ref($stored_what)) { $cmp2=join('',@{$stored_what}) };
+ if (ref($stored_what) eq 'ARRAY') {
+ $cmp2=join('',@{$stored_what});
+ }
if ($cmp1 eq $cmp2) {
push(@readonly_files, $file_name);
+ last;
} elsif (!defined($what)) {
push(@readonly_files, $file_name);
+ last;
}
}
- }
+ }
}
return @readonly_files;
}
#-----------------------------------------------------------Get Marked as Read Only Hash
sub get_marked_as_readonly_hash {
- my ($domain,$user,$what) = @_;
- my %current_permissions = &dump('file_permissions',$domain,$user);
- my ($tmp)=keys(%current_permissions);
- if ($tmp=~/^error:/) { undef(%current_permissions); }
-
+ my ($current_permissions,$group,$what) = @_;
my %readonly_files;
- while (my ($file_name,$value) = each(%current_permissions)) {
+ while (my ($file_name,$value) = each(%{$current_permissions})) {
+ if (defined($group)) {
+ if ($file_name !~ m-^\Q$group\E/-) {
+ next;
+ }
+ }
if (ref($value) eq "ARRAY"){
foreach my $stored_what (@{$value}) {
- if ($stored_what eq $what) {
- $readonly_files{$file_name} = 'locked';
- } elsif (!defined($what)) {
- $readonly_files{$file_name} = 'locked';
- }
+ if (ref($stored_what) eq 'ARRAY') {
+ foreach my $lock_descriptor(@{$stored_what}) {
+ if ($lock_descriptor eq 'graded') {
+ $readonly_files{$file_name} = 'graded';
+ } elsif ($lock_descriptor eq 'handback') {
+ $readonly_files{$file_name} = 'handback';
+ } else {
+ if (!exists($readonly_files{$file_name})) {
+ $readonly_files{$file_name} = 'locked';
+ }
+ }
+ }
+ }
}
}
}
@@ -4386,24 +11075,28 @@ sub get_marked_as_readonly_hash {
sub unmark_as_readonly {
# unmarks $file_name (if $file_name is defined), or all files locked by $what
# for portfolio submissions, $what contains [$symb,$crsid]
- my ($domain,$user,$what,$file_name) = @_;
+ my ($domain,$user,$what,$file_name,$group) = @_;
+ $file_name = &declutter_portfile($file_name);
my $symb_crs = $what;
if (ref($what)) { $symb_crs=join('',@$what); }
- my %current_permissions = &dump('file_permissions',$domain,$user);
+ my %current_permissions = &dump('file_permissions',$domain,$user,$group);
my ($tmp)=keys(%current_permissions);
if ($tmp=~/^error:/) { undef(%current_permissions); }
- my @readonly_files = &get_marked_as_readonly($domain,$user,$what);
+ my @readonly_files = &get_marked_as_readonly($domain,$user,$what,$group);
foreach my $file (@readonly_files) {
- if (defined($file_name) && ($file_name ne $file)) { next; }
+ my $clean_file = &declutter_portfile($file);
+ if (defined($file_name) && ($file_name ne $clean_file)) { next; }
my $current_locks = $current_permissions{$file};
my @new_locks;
my @del_keys;
if (ref($current_locks) eq "ARRAY"){
foreach my $locker (@{$current_locks}) {
my $compare=$locker;
- if (ref($locker)) { $compare=join('',@{$locker}) };
- if ($compare ne $symb_crs) {
- push(@new_locks, $locker);
+ if (ref($locker) eq 'ARRAY') {
+ $compare=join('',@{$locker});
+ if ($compare ne $symb_crs) {
+ push(@new_locks, $locker);
+ }
}
}
if (scalar(@new_locks) > 0) {
@@ -4422,91 +11115,125 @@ sub unmark_as_readonly {
# ------------------------------------------------------------ Directory lister
sub dirlist {
- my ($uri,$userdomain,$username,$alternateDirectoryRoot)=@_;
-
+ my ($uri,$userdomain,$username,$getpropath,$getuserdir,$alternateRoot)=@_;
$uri=~s/^\///;
$uri=~s/\/$//;
my ($udom, $uname);
- (undef,$udom,$uname)=split(/\//,$uri);
- if(defined($userdomain)) {
+ if ($getuserdir) {
$udom = $userdomain;
- }
- if(defined($username)) {
$uname = $username;
+ } else {
+ (undef,$udom,$uname)=split(/\//,$uri);
+ if(defined($userdomain)) {
+ $udom = $userdomain;
+ }
+ if(defined($username)) {
+ $uname = $username;
+ }
}
+ my ($dirRoot,$listing,@listing_results);
- my $dirRoot = $perlvar{'lonDocRoot'};
- if(defined($alternateDirectoryRoot)) {
- $dirRoot = $alternateDirectoryRoot;
+ $dirRoot = $perlvar{'lonDocRoot'};
+ if (defined($getpropath)) {
+ $dirRoot = &propath($udom,$uname);
$dirRoot =~ s/\/$//;
+ } elsif (defined($getuserdir)) {
+ my $subdir=$uname.'__';
+ $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
+ $dirRoot = $Apache::lonnet::perlvar{'lonUsersDir'}
+ ."/$udom/$subdir/$uname";
+ } elsif (defined($alternateRoot)) {
+ $dirRoot = $alternateRoot;
}
if($udom) {
if($uname) {
- my $listing=reply('ls2:'.$dirRoot.'/'.$uri,
- homeserver($uname,$udom));
- my @listing_results;
+ my $uhome = &homeserver($uname,$udom);
+ if ($uhome eq 'no_host') {
+ return ([],'no_host');
+ }
+ $listing = &reply('ls3:'.&escape('/'.$uri).':'.$getpropath.':'
+ .$getuserdir.':'.&escape($dirRoot)
+ .':'.&escape($uname).':'.&escape($udom),$uhome);
if ($listing eq 'unknown_cmd') {
- $listing=reply('ls:'.$dirRoot.'/'.$uri,
- homeserver($uname,$udom));
+ $listing = &reply('ls2:'.$dirRoot.'/'.$uri,$uhome);
+ } else {
+ @listing_results = map { &unescape($_); } split(/:/,$listing);
+ }
+ if ($listing eq 'unknown_cmd') {
+ $listing = &reply('ls:'.$dirRoot.'/'.$uri,$uhome);
@listing_results = split(/:/,$listing);
} else {
@listing_results = map { &unescape($_); } split(/:/,$listing);
}
- return @listing_results;
- } elsif(!defined($alternateDirectoryRoot)) {
- my $tryserver;
- my %allusers=();
- foreach $tryserver (keys %libserv) {
- if($hostdom{$tryserver} eq $udom) {
- my $listing=reply('ls2:'.$perlvar{'lonDocRoot'}.'/res/'.
- $udom, $tryserver);
- my @listing_results;
- if ($listing eq 'unknown_cmd') {
- $listing=reply('ls:'.$perlvar{'lonDocRoot'}.'/res/'.
- $udom, $tryserver);
- @listing_results = split(/:/,$listing);
- } else {
- @listing_results =
- map { &unescape($_); } split(/:/,$listing);
- }
- if ($listing_results[0] ne 'no_such_dir' &&
- $listing_results[0] ne 'empty' &&
- $listing_results[0] ne 'con_lost') {
- foreach (@listing_results) {
- my ($entry,@stat)=split(/&/,$_);
- $allusers{$entry}=1;
- }
- }
+ if (($listing eq 'no_such_host') || ($listing eq 'con_lost') ||
+ ($listing eq 'rejected') || ($listing eq 'refused') ||
+ ($listing eq 'no_such_dir') || ($listing eq 'empty')) {
+ return ([],$listing);
+ } else {
+ return (\@listing_results);
+ }
+ } elsif(!$alternateRoot) {
+ my (%allusers,%listerror);
+ my %servers = &get_servers($udom,'library');
+ foreach my $tryserver (keys(%servers)) {
+ $listing = &reply('ls3:'.&escape("/res/$udom").':::::'.
+ &escape($udom),$tryserver);
+ if ($listing eq 'unknown_cmd') {
+ $listing = &reply('ls2:'.$perlvar{'lonDocRoot'}.'/res/'.
+ $udom, $tryserver);
+ } else {
+ @listing_results = map { &unescape($_); } split(/:/,$listing);
}
+ if ($listing eq 'unknown_cmd') {
+ $listing = &reply('ls:'.$perlvar{'lonDocRoot'}.'/res/'.
+ $udom, $tryserver);
+ @listing_results = split(/:/,$listing);
+ } else {
+ @listing_results =
+ map { &unescape($_); } split(/:/,$listing);
+ }
+ if (($listing eq 'no_such_host') || ($listing eq 'con_lost') ||
+ ($listing eq 'rejected') || ($listing eq 'refused') ||
+ ($listing eq 'no_such_dir') || ($listing eq 'empty')) {
+ $listerror{$tryserver} = $listing;
+ } else {
+ foreach my $line (@listing_results) {
+ my ($entry) = split(/&/,$line,2);
+ $allusers{$entry} = 1;
+ }
+ }
}
- my $alluserstr='';
- foreach (sort keys %allusers) {
- $alluserstr.=$_.'&user:';
+ my @alluserslist=();
+ foreach my $user (sort(keys(%allusers))) {
+ push(@alluserslist,$user.'&user');
+ }
+ if (!%listerror) {
+ # no errors
+ return (\@alluserslist);
+ } elsif (scalar(keys(%servers)) == 1) {
+ # one library server, one error
+ my ($key) = keys(%listerror);
+ return (\@alluserslist, $listerror{$key});
+ } elsif ( grep { $_ eq 'con_lost' } values(%listerror) ) {
+ # con_lost indicates that we might miss data from at least one
+ # library server
+ return (\@alluserslist, 'con_lost');
+ } else {
+ # multiple library servers and no con_lost -> data should be
+ # complete.
+ return (\@alluserslist);
}
- $alluserstr=~s/:$//;
- return split(/:/,$alluserstr);
+
} else {
- my @emptyResults = ();
- push(@emptyResults, 'missing user name');
- return split(':',@emptyResults);
- }
- } elsif(!defined($alternateDirectoryRoot)) {
- my $tryserver;
- my %alldom=();
- foreach $tryserver (keys %libserv) {
- $alldom{$hostdom{$tryserver}}=1;
- }
- my $alldomstr='';
- foreach (sort keys %alldom) {
- $alldomstr.=$perlvar{'lonDocRoot'}.'/res/'.$_.'/&domain:';
+ return ([],'missing username');
}
- $alldomstr=~s/:$//;
- return split(/:/,$alldomstr);
+ } elsif(!defined($getpropath)) {
+ my $path = $perlvar{'lonDocRoot'}.'/res/';
+ my @all_domains = map { $path.$_.'/&domain'; } (sort(&all_domains()));
+ return (\@all_domains);
} else {
- my @emptyResults = ();
- push(@emptyResults, 'missing domain');
- return split(':',@emptyResults);
+ return ([],'missing domain');
}
}
@@ -4515,25 +11242,17 @@ sub dirlist {
# when it was last modified. It will also return an error of -1
# if an error occurs
-##
-## FIXME: This subroutine assumes its caller knows something about the
-## directory structure of the home server for the student ($root).
-## Not a good assumption to make. Since this is for looking up files
-## in user directories, the full path should be constructed by lond, not
-## whatever machine we request data from.
-##
sub GetFileTimestamp {
- my ($studentDomain,$studentName,$filename,$root)=@_;
- $studentDomain=~s/\W//g;
- $studentName=~s/\W//g;
- my $subdir=$studentName.'__';
- $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/;
- my $proname="$studentDomain/$subdir/$studentName";
- $proname .= '/'.$filename;
- my ($fileStat) = &Apache::lonnet::dirlist($proname, $studentDomain,
- $studentName, $root);
- my @stats = split('&', $fileStat);
- if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') {
+ my ($studentDomain,$studentName,$filename,$getuserdir)=@_;
+ $studentDomain = &LONCAPA::clean_domain($studentDomain);
+ $studentName = &LONCAPA::clean_username($studentName);
+ my ($fileref,$error) = &dirlist($filename,$studentDomain,$studentName,
+ undef,$getuserdir);
+ if (($error eq 'empty') || ($error eq 'no_such_dir')) {
+ return -1;
+ }
+ if (ref($fileref) eq 'ARRAY') {
+ my @stats = split('&',$fileref->[0]);
# @stats contains first the filename, then the stat output
return $stats[10]; # so this is 10 instead of 9.
} else {
@@ -4541,13 +11260,69 @@ sub GetFileTimestamp {
}
}
+sub stat_file {
+ my ($uri) = @_;
+ $uri = &clutter_with_no_wrapper($uri);
+
+ my ($udom,$uname,$file);
+ if ($uri =~ m-^/(uploaded|editupload)/-) {
+ ($udom,$uname,$file) =
+ ($uri =~ m-/(?:uploaded|editupload)/?($match_domain)/?($match_name)/?(.*)-);
+ $file = 'userfiles/'.$file;
+ }
+ if ($uri =~ m-^/res/-) {
+ ($udom,$uname) =
+ ($uri =~ m-/(?:res)/?($match_domain)/?($match_username)/-);
+ $file = $uri;
+ }
+
+ if (!$udom || !$uname || !$file) {
+ # unable to handle the uri
+ return ();
+ }
+ my $getpropath;
+ if ($file =~ /^userfiles\//) {
+ $getpropath = 1;
+ }
+ my ($listref,$error) = &dirlist($file,$udom,$uname,$getpropath);
+ if (($error eq 'empty') || ($error eq 'no_such_dir')) {
+ return ();
+ } else {
+ if (ref($listref) eq 'ARRAY') {
+ my @stats = split('&',$listref->[0]);
+ shift(@stats); #filename is first
+ return @stats;
+ }
+ }
+ return ();
+}
+
# -------------------------------------------------------- Value of a Condition
+# gets the value of a specific preevaluated condition
+# stored in the string $env{user.state.}
+# or looks up a condition reference in the bighash and if if hasn't
+# already been evaluated recurses into docondval to get the value of
+# the condition, then memoizing it to
+# $env{user.state..}
sub directcondval {
my $number=shift;
if (!defined($env{'user.state.'.$env{'request.course.id'}})) {
&Apache::lonuserstate::evalstate();
}
+ if (exists($env{'user.state.'.$env{'request.course.id'}.".$number"})) {
+ return $env{'user.state.'.$env{'request.course.id'}.".$number"};
+ } elsif ($number =~ /^_/) {
+ my $sub_condition;
+ if (tie(my %bighash,'GDBM_File',$env{'request.course.fn'}.'.db',
+ &GDBM_READER(),0640)) {
+ $sub_condition=$bighash{'conditions'.$number};
+ untie(%bighash);
+ }
+ my $value = &docondval($sub_condition);
+ &appenv({'user.state.'.$env{'request.course.id'}.".$number" => $value});
+ return $value;
+ }
if ($env{'user.state.'.$env{'request.course.id'}}) {
return substr($env{'user.state.'.$env{'request.course.id'}},$number,1);
} else {
@@ -4555,43 +11330,49 @@ sub directcondval {
}
}
+# get the collection of conditions for this resource
sub condval {
my $condidx=shift;
- my $result=0;
my $allpathcond='';
- foreach (split(/\|/,$condidx)) {
- if (defined($env{'acc.cond.'.$env{'request.course.id'}.'.'.$_})) {
- $allpathcond.=
- '('.$env{'acc.cond.'.$env{'request.course.id'}.'.'.$_}.')|';
- }
+ foreach my $cond (split(/\|/,$condidx)) {
+ if (defined($env{'acc.cond.'.$env{'request.course.id'}.'.'.$cond})) {
+ $allpathcond.=
+ '('.$env{'acc.cond.'.$env{'request.course.id'}.'.'.$cond}.')|';
+ }
}
$allpathcond=~s/\|$//;
- if ($env{'request.course.id'}) {
- if ($allpathcond) {
- my $operand='|';
- my @stack;
- foreach ($allpathcond=~/(\d+|\(|\)|\&|\|)/g) {
- if ($_ eq '(') {
- push @stack,($operand,$result)
- } elsif ($_ eq ')') {
- my $before=pop @stack;
- if (pop @stack eq '&') {
- $result=$result>$before?$before:$result;
- } else {
- $result=$result>$before?$result:$before;
- }
- } elsif (($_ eq '&') || ($_ eq '|')) {
- $operand=$_;
- } else {
- my $new=directcondval($_);
- if ($operand eq '&') {
- $result=$result>$new?$new:$result;
- } else {
- $result=$result>$new?$result:$new;
- }
- }
- }
- }
+ return &docondval($allpathcond);
+}
+
+#evaluates an expression of conditions
+sub docondval {
+ my ($allpathcond) = @_;
+ my $result=0;
+ if ($env{'request.course.id'}
+ && defined($allpathcond)) {
+ my $operand='|';
+ my @stack;
+ foreach my $chunk ($allpathcond=~/(\d+|_\d+\.\d+|\(|\)|\&|\|)/g) {
+ if ($chunk eq '(') {
+ push @stack,($operand,$result);
+ } elsif ($chunk eq ')') {
+ my $before=pop @stack;
+ if (pop @stack eq '&') {
+ $result=$result>$before?$before:$result;
+ } else {
+ $result=$result>$before?$result:$before;
+ }
+ } elsif (($chunk eq '&') || ($chunk eq '|')) {
+ $operand=$chunk;
+ } else {
+ my $new=directcondval($chunk);
+ if ($operand eq '&') {
+ $result=$result>$new?$new:$result;
+ } else {
+ $result=$result>$new?$result:$new;
+ }
+ }
+ }
}
return $result;
}
@@ -4604,7 +11385,15 @@ sub devalidatecourseresdata {
&devalidate_cache_new('courseres',$hashid);
}
+
# --------------------------------------------------- Course Resourcedata Query
+#
+# Parameters:
+# $coursenum - Number of the course.
+# $coursedomain - Domain at which the course was created.
+# Returns:
+# A hash of the course parameters along (I think) with timestamps
+# and version info.
sub get_courseresdata {
my ($coursenum,$coursedomain)=@_;
@@ -4652,10 +11441,12 @@ sub get_userresdata {
}
#error 2 occurs when the .db doesn't exist
if ($tmp!~/error: 2 /) {
- &logthis("WARNING:".
- " Trying to get resource data for ".
- $uname." at ".$udom.": ".
- $tmp."");
+ if ((!defined($cached)) || ($tmp ne 'con_lost')) {
+ &logthis("WARNING:".
+ " Trying to get resource data for ".
+ $uname." at ".$udom.": ".
+ $tmp."");
+ }
} elsif ($tmp=~/error: 2 /) {
#&EXT_cache_set($udom,$uname);
&do_cache_new('userres',$hashid,undef,600);
@@ -4663,7 +11454,21 @@ sub get_userresdata {
}
return $tmp;
}
-
+#----------------------------------------------- resdata - return resource data
+# Purpose:
+# Return resource data for either users or for a course.
+# Parameters:
+# $name - Course/user name.
+# $domain - Name of the domain the user/course is registered on.
+# $type - Type of thing $name is (must be 'course' or 'user'
+# @which - Array of names of resources desired.
+# Returns:
+# The value of the first reasource in @which that is found in the
+# resource hash.
+# Exceptional Conditions:
+# If the $type passed in is not valid (not the string 'course' or
+# 'user', an undefined reference is returned.
+# If none of the resources are found, an undef is returned
sub resdata {
my ($name,$domain,$type,@which)=@_;
my $result;
@@ -4674,13 +11479,33 @@ sub resdata {
}
if (!ref($result)) { return $result; }
foreach my $item (@which) {
- if (defined($result->{$item})) {
- return $result->{$item};
+ if (defined($result->{$item->[0]})) {
+ return [$result->{$item->[0]},$item->[1]];
}
}
return undef;
}
+sub get_numsuppfiles {
+ my ($cnum,$cdom,$ignorecache)=@_;
+ my $hashid=$cnum.':'.$cdom;
+ my ($suppcount,$cached);
+ unless ($ignorecache) {
+ ($suppcount,$cached) = &is_cached_new('suppcount',$hashid);
+ }
+ unless (defined($cached)) {
+ my $chome=&homeserver($cnum,$cdom);
+ unless ($chome eq 'no_host') {
+ ($suppcount,my $errors) = (0,0);
+ my $suppmap = 'supplemental.sequence';
+ ($suppcount,$errors) =
+ &Apache::loncommon::recurse_supplemental($cnum,$cdom,$suppmap,$suppcount,$errors);
+ }
+ &do_cache_new('suppcount',$hashid,$suppcount,600);
+ }
+ return $suppcount;
+}
+
#
# EXT resource caching routines
#
@@ -4703,13 +11528,13 @@ sub EXT_cache_status {
sub EXT_cache_set {
my ($target_domain,$target_user) = @_;
my $cachename = 'cache.EXT.'.$target_user.'.'.$target_domain;
- #&appenv($cachename => time);
+ #&appenv({$cachename => time});
}
# --------------------------------------------------------- Value of a Variable
sub EXT {
- my ($varname,$symbparm,$udom,$uname,$usection,$recurse)=@_;
+ my ($varname,$symbparm,$udom,$uname,$usection,$recurse,$cid)=@_;
unless ($varname) { return ''; }
#get real user name/domain, courseid and symb
my $courseid;
@@ -4718,8 +11543,7 @@ sub EXT {
$symbparm=&get_symb_from_alias($symbparm);
}
if (!($uname && $udom)) {
- (my $cursymb,$courseid,$udom,$uname,$publicuser)=
- &Apache::lonxml::whichuser($symbparm);
+ (my $cursymb,$courseid,$udom,$uname,$publicuser)= &whichuser($symbparm);
if (!$symbparm) { $symbparm=$cursymb; }
} else {
$courseid=$env{'request.course.id'};
@@ -4743,7 +11567,13 @@ sub EXT {
|| defined($Apache::lonhomework::parsing_a_task))
&&
($symbparm eq &symbread()) ) {
- return $Apache::lonhomework::history{$qualifierrest};
+ # if we are in the middle of processing the resource the
+ # get the value we are planning on committing
+ if (defined($Apache::lonhomework::results{$qualifierrest})) {
+ return $Apache::lonhomework::results{$qualifierrest};
+ } else {
+ return $Apache::lonhomework::history{$qualifierrest};
+ }
} else {
my %restored;
if ($publicuser || $env{'request.state'} eq 'construct') {
@@ -4805,15 +11635,7 @@ sub EXT {
} elsif ($realm eq 'request') {
# ------------------------------------------------------------- request.browser
if ($space eq 'browser') {
- if ($qualifier eq 'textremote') {
- if (&Apache::lonlocal::mt('textual_remote_display') eq 'on') {
- return 1;
- } else {
- return 0;
- }
- } else {
- return $env{'browser.'.$qualifier};
- }
+ return $env{'browser.'.$qualifier};
# ------------------------------------------------------------ request.filename
} else {
return $env{'request.'.$spacequalifierrest};
@@ -4823,20 +11645,61 @@ sub EXT {
return $env{'course.'.$courseid.'.'.$spacequalifierrest};
} elsif ($realm eq 'resource') {
- my $section;
- my @groups = ();
if (defined($courseid) && $courseid eq $env{'request.course.id'}) {
if (!$symbparm) { $symbparm=&symbread(); }
}
+
+ if ($qualifier eq '') {
+ if ($space eq 'title') {
+ if (!$symbparm) { $symbparm = $env{'request.filename'}; }
+ return &gettitle($symbparm);
+ }
+
+ if ($space eq 'map') {
+ my ($map) = &decode_symb($symbparm);
+ return &symbread($map);
+ }
+ if ($space eq 'maptitle') {
+ my ($map) = &decode_symb($symbparm);
+ return &gettitle($map);
+ }
+ if ($space eq 'filename') {
+ if ($symbparm) {
+ return &clutter((&decode_symb($symbparm))[2]);
+ }
+ return &hreflocation('',$env{'request.filename'});
+ }
+
+ if ((defined($courseid)) && ($courseid eq $env{'request.course.id'}) && $symbparm) {
+ if ($space eq 'visibleparts') {
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ my $item;
+ if (ref($navmap)) {
+ my $res = $navmap->getBySymb($symbparm);
+ my $parts = $res->parts();
+ if (ref($parts) eq 'ARRAY') {
+ $item = join(',',@{$parts});
+ }
+ undef($navmap);
+ }
+ return $item;
+ }
+ }
+ }
+
+ my ($section, $group, @groups);
my ($courselevelm,$courselevel);
- if ($symbparm && defined($courseid) &&
- $courseid eq $env{'request.course.id'}) {
+ if (($courseid eq '') && ($cid)) {
+ $courseid = $cid;
+ }
+ if (($symbparm && $courseid) &&
+ (($courseid eq $env{'request.course.id'}) || ($courseid eq $cid))) {
#print '
'.$space.' - '.$qualifier.' - '.$spacequalifierrest;
# ----------------------------------------------------- Cascading lookup scheme
my $symbp=$symbparm;
- my $mapp=(&decode_symb($symbp))[0];
+ my $mapp=&deversion((&decode_symb($symbp))[0]);
my $symbparm=$symbp.'.'.$spacequalifierrest;
my $mapparm=$mapp.'___(all).'.$spacequalifierrest;
@@ -4844,20 +11707,15 @@ sub EXT {
if (($env{'user.name'} eq $uname) &&
($env{'user.domain'} eq $udom)) {
$section=$env{'request.course.sec'};
- @groups=&sort_course_groups($env{'request.course.groups'},$courseid);
- if (@groups > 0) {
- @groups = sort(@groups);
- }
+ @groups = split(/:/,$env{'request.course.groups'});
+ @groups=&sort_course_groups($courseid,@groups);
} else {
if (! defined($usection)) {
$section=&getsection($udom,$uname,$courseid);
} else {
$section = $usection;
}
- my $grouplist = &get_users_groups($udom,$uname,$courseid);
- if ($grouplist) {
- @groups=&sort_course_groups($grouplist,$courseid);
- }
+ @groups = &get_users_groups($udom,$uname,$courseid);
}
my $seclevel=$courseid.'.['.$section.'].'.$spacequalifierrest;
@@ -4871,24 +11729,27 @@ sub EXT {
# ----------------------------------------------------------- first, check user
my $userreply=&resdata($uname,$udom,'user',
- ($courselevelr,$courselevelm,
- $courselevel));
- if (defined($userreply)) { return $userreply; }
+ ([$courselevelr,'resource'],
+ [$courselevelm,'map' ],
+ [$courselevel, 'course' ]));
+ if (defined($userreply)) { return &get_reply($userreply); }
# ------------------------------------------------ second, check some of course
my $coursereply;
if (@groups > 0) {
$coursereply = &check_group_parms($courseid,\@groups,$symbparm,
$mapparm,$spacequalifierrest);
- if (defined($coursereply)) { return $coursereply; }
+ if (defined($coursereply)) { return &get_reply($coursereply); }
}
$coursereply=&resdata($env{'course.'.$courseid.'.num'},
- $env{'course.'.$courseid.'.domain'},
- 'course',
- ($seclevelr,$seclevelm,$seclevel,
- $courselevelr));
- if (defined($coursereply)) { return $coursereply; }
+ $env{'course.'.$courseid.'.domain'},
+ 'course',
+ ([$seclevelr, 'resource'],
+ [$seclevelm, 'map' ],
+ [$seclevel, 'course' ],
+ [$courselevelr,'resource']));
+ if (defined($coursereply)) { return &get_reply($coursereply); }
# ------------------------------------------------------ third, check map parms
my %parmhash=();
@@ -4899,7 +11760,7 @@ sub EXT {
$thisparm=$parmhash{$symbparm};
untie(%parmhash);
}
- if ($thisparm) { return $thisparm; }
+ if ($thisparm) { return &get_reply([$thisparm,'resource']); }
}
# ------------------------------------------ fourth, look in resource metadata
@@ -4912,18 +11773,19 @@ sub EXT {
$filename=$env{'request.filename'};
}
my $metadata=&metadata($filename,$spacequalifierrest);
- if (defined($metadata)) { return $metadata; }
+ if (defined($metadata)) { return &get_reply([$metadata,'resource']); }
$metadata=&metadata($filename,'parameter_'.$spacequalifierrest);
- if (defined($metadata)) { return $metadata; }
+ if (defined($metadata)) { return &get_reply([$metadata,'resource']); }
-# ---------------------------------------------- fourth, look in rest pf course
+# ---------------------------------------------- fourth, look in rest of course
if ($symbparm && defined($courseid) &&
$courseid eq $env{'request.course.id'}) {
my $coursereply=&resdata($env{'course.'.$courseid.'.num'},
$env{'course.'.$courseid.'.domain'},
'course',
- ($courselevelm,$courselevel));
- if (defined($coursereply)) { return $coursereply; }
+ ([$courselevelm,'map' ],
+ [$courselevel, 'course']));
+ if (defined($coursereply)) { return &get_reply($coursereply); }
}
# ------------------------------------------------------------------ Cascade up
unless ($space eq '0') {
@@ -4931,20 +11793,22 @@ sub EXT {
my $id=pop(@parts);
my $part=join('_',@parts);
if ($part eq '') { $part='0'; }
- my $partgeneral=&EXT('resource.'.$part.'.'.$qualifierrest,
+ my @partgeneral=&EXT('resource.'.$part.'.'.$qualifierrest,
$symbparm,$udom,$uname,$section,1);
- if (defined($partgeneral)) { return $partgeneral; }
+ if (defined($partgeneral[0])) { return &get_reply(\@partgeneral); }
}
if ($recurse) { return undef; }
my $pack_def=&packages_tab_default($filename,$varname);
- if (defined($pack_def)) { return $pack_def; }
-
+ if (defined($pack_def)) { return &get_reply([$pack_def,'resource']); }
# ---------------------------------------------------- Any other user namespace
} elsif ($realm eq 'environment') {
# ----------------------------------------------------------------- environment
if (($uname eq $env{'user.name'})&&($udom eq $env{'user.domain'})) {
return $env{'environment.'.$spacequalifierrest};
} else {
+ if ($uname eq 'anonymous' && $udom eq '') {
+ return '';
+ }
my %returnhash=&userenvironment($udom,$uname,
$spacequalifierrest);
return $returnhash{$spacequalifierrest};
@@ -4954,19 +11818,36 @@ sub EXT {
if ($space eq 'time') {
return time;
}
+ } elsif ($realm eq 'server') {
+# ----------------------------------------------------------------- system.time
+ if ($space eq 'name') {
+ return $ENV{'SERVER_NAME'};
+ }
}
return '';
}
+sub get_reply {
+ my ($reply_value) = @_;
+ if (ref($reply_value) eq 'ARRAY') {
+ if (wantarray) {
+ return @$reply_value;
+ }
+ return $reply_value->[0];
+ } else {
+ return $reply_value;
+ }
+}
+
sub check_group_parms {
my ($courseid,$groups,$symbparm,$mapparm,$what) = @_;
my @groupitems = ();
my $resultitem;
- my @levels = ($symbparm,$mapparm,$what);
+ my @levels = ([$symbparm,'resource'],[$mapparm,'map'],[$what,'course']);
foreach my $group (@{$groups}) {
foreach my $level (@levels) {
- my $item = $courseid.'.['.$group.'].'.$level;
- push(@groupitems,$item);
+ my $item = $courseid.'.['.$group.'].'.$level->[0];
+ push(@groupitems,[$item,$level->[1]]);
}
}
my $coursereply = &resdata($env{'course.'.$courseid.'.num'},
@@ -4976,20 +11857,38 @@ sub check_group_parms {
}
sub sort_course_groups { # Sort groups based on defined rankings. Default is sort().
- my ($grouplist,$courseid) = @_;
- my @groups = split/:/,$grouplist;
- if (@groups > 1) {
- @groups = sort(@groups);
- }
+ my ($courseid,@groups) = @_;
+ @groups = sort(@groups);
return @groups;
}
sub packages_tab_default {
my ($uri,$varname)=@_;
my (undef,$part,$name)=split(/\./,$varname);
- my $packages=&metadata($uri,'packages');
- foreach my $package (split(/,/,$packages)) {
+
+ my (@extension,@specifics,$do_default);
+ foreach my $package (split(/,/,&metadata($uri,'packages'))) {
my ($pack_type,$pack_part)=split(/_/,$package,2);
+ if ($pack_type eq 'default') {
+ $do_default=1;
+ } elsif ($pack_type eq 'extension') {
+ push(@extension,[$package,$pack_type,$pack_part]);
+ } elsif ($pack_part eq $part || $pack_type eq 'part') {
+ # only look at packages defaults for packages that this id is
+ push(@specifics,[$package,$pack_type,$pack_part]);
+ }
+ }
+ # first look for a package that matches the requested part id
+ foreach my $package (@specifics) {
+ my (undef,$pack_type,$pack_part)=@{$package};
+ next if ($pack_part ne $part);
+ if (defined($packagetab{"$pack_type&$name&default"})) {
+ return $packagetab{"$pack_type&$name&default"};
+ }
+ }
+ # look for any possible matching non extension_ package
+ foreach my $package (@specifics) {
+ my (undef,$pack_type,$pack_part)=@{$package};
if (defined($packagetab{"$pack_type&$name&default"})) {
return $packagetab{"$pack_type&$name&default"};
}
@@ -4998,6 +11897,20 @@ sub packages_tab_default {
return $packagetab{$pack_type."_".$pack_part."&$name&default"};
}
}
+ # look for any posible extension_ match
+ foreach my $package (@extension) {
+ my ($package,$pack_type)=@{$package};
+ if (defined($packagetab{"$pack_type&$name&default"})) {
+ return $packagetab{"$pack_type&$name&default"};
+ }
+ if (defined($packagetab{$package."&$name&default"})) {
+ return $packagetab{$package."&$name&default"};
+ }
+ }
+ # look for a global default setting
+ if ($do_default && defined($packagetab{"default&$name&default"})) {
+ return $packagetab{"default&$name&default"};
+ }
return undef;
}
@@ -5020,15 +11933,20 @@ sub add_prefix_and_part {
# ---------------------------------------------------------------- Get metadata
my %metaentry;
+my %importedpartids;
+my %importedrespids;
sub metadata {
my ($uri,$what,$liburi,$prefix,$depthcount)=@_;
$uri=&declutter($uri);
# if it is a non metadata possible uri return quickly
if (($uri eq '') ||
(($uri =~ m|^/*adm/|) &&
- ($uri !~ m|^adm/includes|) && ($uri !~ m|/bulletinboard$|)) ||
- ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ /^~/) ||
- ($uri =~ m|home/[^/]+/public_html/|)) {
+ ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard)$})) ||
+ ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) {
+ return undef;
+ }
+ if (($uri =~ /^priv/ || $uri=~m{^home/httpd/html/priv})
+ && &Apache::lonxml::get_state('target') =~ /^(|meta)$/) {
return undef;
}
my $filename=$uri;
@@ -5043,12 +11961,19 @@ sub metadata {
if (defined($cached)) { return $result->{':'.$what}; }
}
{
+# Imported parts would go here
+ my @origfiletagids=();
+ my $importedparts=0;
+
+# Imported responseids would go here
+ my $importedresponses=0;
#
# Is this a recursive call for a library?
#
# if (! exists($metacache{$uri})) {
# $metacache{$uri}={};
# }
+ my $cachetime = 60*60;
if ($liburi) {
$liburi=&declutter($liburi);
$filename=$liburi;
@@ -5059,7 +11984,14 @@ sub metadata {
my %metathesekeys=();
unless ($filename=~/\.meta$/) { $filename.='.meta'; }
my $metastring;
- if ($uri !~ m -^(uploaded|editupload)/-) {
+ if ($uri =~ /^priv/ || $uri=~/home\/httpd\/html\/priv/) {
+ my $which = &hreflocation('','/'.($liburi || $uri));
+ $metastring =
+ &Apache::lonnet::ssi_body($which,
+ ('grade_target' => 'meta'));
+ $cachetime = 1; # only want this cached in the child not long term
+ } elsif (($uri !~ m -^(editupload)/-) &&
+ ($uri !~ m{^/*uploaded/$match_domain/$match_courseid/docs/})) {
my $file=&filelocation('',&clutter($filename));
#push(@{$metaentry{$uri.'.file'}},$file);
$metastring=&getfile($file);
@@ -5083,16 +12015,16 @@ sub metadata {
} else {
$metaentry{':packages'}=$package.$keyroot;
}
- foreach (sort keys %packagetab) {
+ foreach my $pack_entry (keys(%packagetab)) {
my $part=$keyroot;
$part=~s/^\_//;
- if ($_=~/^\Q$package\E\&/ ||
- $_=~/^\Q$package\E_0\&/) {
- my ($pack,$name,$subp)=split(/\&/,$_);
+ if ($pack_entry=~/^\Q$package\E\&/ ||
+ $pack_entry=~/^\Q$package\E_0\&/) {
+ my ($pack,$name,$subp)=split(/\&/,$pack_entry);
# ignore package.tab specified default values
# here &package_tab_default() will fetch those
if ($subp eq 'default') { next; }
- my $value=$packagetab{$_};
+ my $value=$packagetab{$pack_entry};
my $unikey;
if ($pack =~ /_0$/) {
$unikey='parameter_0_'.$name;
@@ -5119,42 +12051,111 @@ sub metadata {
# This is not a package - some other kind of start tag
#
my $entry=$token->[1];
- my $unikey;
- if ($entry eq 'import') {
- $unikey='';
- } else {
- $unikey=$entry;
- }
- $unikey.=&add_prefix_and_part($prefix,$token->[2]->{'part'});
-
- if (defined($token->[2]->{'id'})) {
- $unikey.='_'.$token->[2]->{'id'};
- }
+ my $unikey='';
if ($entry eq 'import') {
#
# Importing a library here
#
+ my $location=$parser->get_text('/import');
+ my $dir=$filename;
+ $dir=~s|[^/]*$||;
+ $location=&filelocation($dir,$location);
+
+ my $importid=$token->[2]->{'id'};
+ my $importmode=$token->[2]->{'importmode'};
+#
+# Check metadata for imported file to
+# see if it contained response items
+#
+ my %currmetaentry = %metaentry;
+ my $libresponseorder = &metadata($location,'responseorder');
+ my $origfile;
+ if ($libresponseorder ne '') {
+ if ($#origfiletagids<0) {
+ undef(%importedrespids);
+ undef(%importedpartids);
+ }
+ @{$importedrespids{$importid}} = split(/\s*,\s*/,$libresponseorder);
+ if (@{$importedrespids{$importid}} > 0) {
+ $importedresponses = 1;
+# We need to get the original file and the imported file to get the response order correct
+# Load and inspect original file
+ if ($#origfiletagids<0) {
+ my $origfilelocation=$perlvar{'lonDocRoot'}.&clutter($uri);
+ $origfile=&getfile($origfilelocation);
+ @origfiletagids=($origfile=~/<((?:\w+)response|import|part)[^>]*id\s*=\s*[\"\']([^\"\']+)[\"\'][^>]*>/gs);
+ }
+ }
+ }
+# Do not overwrite contents of %metaentry hash for resource itself with
+# hash populated for imported library file
+ %metaentry = %currmetaentry;
+ undef(%currmetaentry);
+ if ($importmode eq 'problem') {
+# Import as problem/response
+ $unikey=&add_prefix_and_part($prefix,$token->[2]->{'part'});
+ } elsif ($importmode eq 'part') {
+# Import as part(s)
+ $importedparts=1;
+# We need to get the original file and the imported file to get the part order correct
+# Good news: we do not need to worry about nested libraries, since parts cannot be nested
+# Load and inspect original file if we didn't do that already
+ if ($#origfiletagids<0) {
+ undef(%importedrespids);
+ undef(%importedpartids);
+ if ($origfile eq '') {
+ my $origfilelocation=$perlvar{'lonDocRoot'}.&clutter($uri);
+ $origfile=&getfile($origfilelocation);
+ @origfiletagids=($origfile=~/<(part|import)[^>]*id\s*=\s*[\"\']([^\"\']+)[\"\'][^>]*>/gs);
+ }
+ }
+
+# Load and inspect imported file
+ my $impfile=&getfile($location);
+ my @impfilepartids=($impfile=~/]*id\s*=\s*[\"\']([^\"\']+)[\"\'][^>]*>/gs);
+ if ($#impfilepartids>=0) {
+# This problem had parts
+ $importedpartids{$token->[2]->{'id'}}=join(',',@impfilepartids);
+ } else {
+# Importing by turning a single problem into a problem part
+# It gets the import-tags ID as part-ID
+ $unikey=&add_prefix_and_part($prefix,$token->[2]->{'id'});
+ $importedpartids{$token->[2]->{'id'}}=$token->[2]->{'id'};
+ }
+ } else {
+# Normal import
+ $unikey=&add_prefix_and_part($prefix,$token->[2]->{'part'});
+ if (defined($token->[2]->{'id'})) {
+ $unikey.='_'.$token->[2]->{'id'};
+ }
+ }
+
if ($depthcount<20) {
- my $location=$parser->get_text('/import');
- my $dir=$filename;
- $dir=~s|[^/]*$||;
- $location=&filelocation($dir,$location);
- foreach (sort(split(/\,/,&metadata($uri,'keys',
- $location,$unikey,
- $depthcount+1)))) {
- $metaentry{':'.$_}=$metaentry{':'.$_};
- $metathesekeys{$_}=1;
+ my $metadata =
+ &metadata($uri,'keys', $location,$unikey,
+ $depthcount+1);
+ foreach my $meta (split(',',$metadata)) {
+ $metaentry{':'.$meta}=$metaentry{':'.$meta};
+ $metathesekeys{$meta}=1;
}
- }
- } else {
+ }
+ } else {
+#
+# Not importing, some other kind of non-package, non-library start tag
+#
+ $unikey=$entry.&add_prefix_and_part($prefix,$token->[2]->{'part'});
+ if (defined($token->[2]->{'id'})) {
+ $unikey.='_'.$token->[2]->{'id'};
+ }
if (defined($token->[2]->{'name'})) {
$unikey.='_'.$token->[2]->{'name'};
}
$metathesekeys{$unikey}=1;
- foreach (@{$token->[3]}) {
- $metaentry{':'.$unikey.'.'.$_}=$token->[2]->{$_};
+ foreach my $param (@{$token->[3]}) {
+ $metaentry{':'.$unikey.'.'.$param} =
+ $token->[2]->{$param};
}
my $internaltext=&HTML::Entities::decode($parser->get_text('/'.$entry));
my $default=$metaentry{':'.$unikey.'.default'};
@@ -5162,10 +12163,11 @@ sub metadata {
# only ws inside the tag, and not in default, so use default
# as value
$metaentry{':'.$unikey}=$default;
- } else {
- # either something interesting inside the tag or default
- # uninteresting
+ } elsif ( $internaltext =~ /\S/ ) {
+ # something interesting inside the tag
$metaentry{':'.$unikey}=$internaltext;
+ } else {
+ # no interesting values, don't set a default
}
# end of not-a-package not-a-library import
}
@@ -5175,14 +12177,19 @@ sub metadata {
}
}
my ($extension) = ($uri =~ /\.(\w+)$/);
- foreach my $key (sort(keys(%packagetab))) {
+ $extension = lc($extension);
+ if ($extension eq 'htm') { $extension='html'; }
+
+ foreach my $key (keys(%packagetab)) {
#no specific packages #how's our extension
if ($key!~/^extension_\Q$extension\E&/) { next; }
&metadata_create_package_def($uri,$key,'extension_'.$extension,
\%metathesekeys);
}
- if (!exists($metaentry{':packages'})) {
- foreach my $key (sort(keys(%packagetab))) {
+
+ if (!exists($metaentry{':packages'})
+ || $packagetab{"import_defaults&extension_$extension"}) {
+ foreach my $key (keys(%packagetab)) {
#no specific packages well let's get default then
if ($key!~/^default&/) { next; }
&metadata_create_package_def($uri,$key,'default',
@@ -5200,18 +12207,69 @@ sub metadata {
my $dir=$filename;
$dir=~s|[^/]*$||;
$location=&filelocation($dir,$location);
- foreach (sort(split(/\,/,&metadata($uri,'keys',
- $location,'_rights',
- $depthcount+1)))) {
- #$metaentry{':'.$_}=$metacache{$uri}->{':'.$_};
- $metathesekeys{$_}=1;
+ my $rights_metadata =
+ &metadata($uri,'keys',$location,'_rights',
+ $depthcount+1);
+ foreach my $rights (split(',',$rights_metadata)) {
+ #$metaentry{':'.$rights}=$metacache{$uri}->{':'.$rights};
+ $metathesekeys{$rights}=1;
}
}
}
- $metaentry{':keys'}=join(',',keys %metathesekeys);
+ # uniqifiy package listing
+ my %seen;
+ my @uniq_packages =
+ grep { ! $seen{$_} ++ } (split(',',$metaentry{':packages'}));
+ $metaentry{':packages'} = join(',',@uniq_packages);
+
+ if (($importedresponses) || ($importedparts)) {
+ if ($importedparts) {
+# We had imported parts and need to rebuild partorder
+ $metaentry{':partorder'}='';
+ $metathesekeys{'partorder'}=1;
+ }
+ if ($importedresponses) {
+# We had imported responses and need to rebuild responseorder
+ $metaentry{':responseorder'}='';
+ $metathesekeys{'responseorder'}=1;
+ }
+ for (my $index=0;$index<$#origfiletagids;$index+=2) {
+ my $origid = $origfiletagids[$index+1];
+ if ($origfiletagids[$index] eq 'part') {
+# Original part, part of the problem
+ if ($importedparts) {
+ $metaentry{':partorder'}.=','.$origid;
+ }
+ } elsif ($origfiletagids[$index] eq 'import') {
+ if ($importedparts) {
+# We have imported parts at this position
+ $metaentry{':partorder'}.=','.$importedpartids{$origid};
+ }
+ if ($importedresponses) {
+# We have imported responses at this position
+ if (ref($importedrespids{$origid}) eq 'ARRAY') {
+ $metaentry{':responseorder'}.=','.join(',',map { $origid.'_'.$_ } @{$importedrespids{$origid}});
+ }
+ }
+ } else {
+# Original response item, part of the problem
+ if ($importedresponses) {
+ $metaentry{':responseorder'}.=','.$origid;
+ }
+ }
+ }
+ if ($importedparts) {
+ $metaentry{':partorder'}=~s/^\,//;
+ }
+ if ($importedresponses) {
+ $metaentry{':responseorder'}=~s/^\,//;
+ }
+ }
+
+ $metaentry{':keys'} = join(',',keys(%metathesekeys));
&metadata_generate_part0(\%metathesekeys,\%metaentry,$uri);
- $metaentry{':allpossiblekeys'}=join(',',keys %metathesekeys);
- &do_cache_new('meta',$uri,\%metaentry,60*60*24);
+ $metaentry{':allpossiblekeys'}=join(',',keys(%metathesekeys));
+ &do_cache_new('meta',$uri,\%metaentry,$cachetime);
# this is the end of "was not already recently cached
}
return $metaentry{':'.$what};
@@ -5244,7 +12302,7 @@ sub metadata_create_package_def {
sub metadata_generate_part0 {
my ($metadata,$metacache,$uri) = @_;
my %allnames;
- foreach my $metakey (sort keys %$metadata) {
+ foreach my $metakey (keys(%$metadata)) {
if ($metakey=~/^parameter\_(.*)/) {
my $part=$$metacache{':'.$metakey.'.part'};
my $name=$$metacache{':'.$metakey.'.name'};
@@ -5269,6 +12327,22 @@ sub metadata_generate_part0 {
}
}
+# ------------------------------------------------------ Devalidate title cache
+
+sub devalidate_title_cache {
+ my ($url)=@_;
+ if (!$env{'request.course.id'}) { return; }
+ my $symb=&symbread($url);
+ if (!$symb) { return; }
+ my $key=$env{'request.course.id'}."\0".$symb;
+ &devalidate_cache_new('title',$key);
+}
+
+# ------------------------------------------------- Get the title of a course
+
+sub current_course_title {
+ return $env{ 'course.' . $env{'request.course.id'} . '.description' };
+}
# ------------------------------------------------- Get the title of a resource
sub gettitle {
@@ -5282,15 +12356,22 @@ sub gettitle {
}
my ($map,$resid,$url)=&decode_symb($symb);
my $title='';
- my %bighash;
- if (tie(%bighash,'GDBM_File',$env{'request.course.fn'}.'.db',
- &GDBM_READER(),0640)) {
- my $mapid=$bighash{'map_pc_'.&clutter($map)};
- $title=$bighash{'title_'.$mapid.'.'.$resid};
- untie %bighash;
+ if (!$map && $resid == 0 && $url =~/default\.sequence$/) {
+ $title = $env{'course.'.$env{'request.course.id'}.'.description'};
+ } else {
+ if (tie(my %bighash,'GDBM_File',$env{'request.course.fn'}.'.db',
+ &GDBM_READER(),0640)) {
+ my $mapid=$bighash{'map_pc_'.&clutter($map)};
+ $title=$bighash{'title_'.$mapid.'.'.$resid};
+ untie(%bighash);
+ }
}
$title=~s/\&colon\;/\:/gs;
if ($title) {
+# Remember both $symb and $title for dynamic metadata
+ $accesshash{$symb.'___crstitle'}=$title;
+ $accesshash{&declutter($map).'___'.&declutter($url).'___usage'}=time;
+# Cache this title and then return it
return &do_cache_new('title',$key,$title,600);
}
$urlsymb=$url;
@@ -5303,19 +12384,104 @@ sub gettitle {
sub get_slot {
my ($which,$cnum,$cdom)=@_;
if (!$cnum || !$cdom) {
- (undef,my $courseid)=&Apache::lonxml::whichuser();
+ (undef,my $courseid)=&whichuser();
$cdom=$env{'course.'.$courseid.'.domain'};
$cnum=$env{'course.'.$courseid.'.num'};
}
- my %slotinfo=&get('slots',[$which],$cdom,$cnum);
- &Apache::lonhomework::showhash(%slotinfo);
- my ($tmp)=keys(%slotinfo);
- if ($tmp=~/^error:/) { return (); }
+ my $key=join("\0",'slots',$cdom,$cnum,$which);
+ my %slotinfo;
+ if (exists($remembered{$key})) {
+ $slotinfo{$which} = $remembered{$key};
+ } else {
+ %slotinfo=&get('slots',[$which],$cdom,$cnum);
+ &Apache::lonhomework::showhash(%slotinfo);
+ my ($tmp)=keys(%slotinfo);
+ if ($tmp=~/^error:/) { return (); }
+ $remembered{$key} = $slotinfo{$which};
+ }
if (ref($slotinfo{$which}) eq 'HASH') {
return %{$slotinfo{$which}};
}
return $slotinfo{$which};
}
+
+sub get_reservable_slots {
+ my ($cnum,$cdom,$uname,$udom) = @_;
+ my $now = time;
+ my $reservable_info;
+ my $key=join("\0",'reservableslots',$cdom,$cnum,$uname,$udom);
+ if (exists($remembered{$key})) {
+ $reservable_info = $remembered{$key};
+ } else {
+ my %resv;
+ ($resv{'now_order'},$resv{'now'},$resv{'future_order'},$resv{'future'}) =
+ &Apache::loncommon::get_future_slots($cnum,$cdom,$now);
+ $reservable_info = \%resv;
+ $remembered{$key} = $reservable_info;
+ }
+ return $reservable_info;
+}
+
+sub get_course_slots {
+ my ($cnum,$cdom) = @_;
+ my $hashid=$cnum.':'.$cdom;
+ my ($result,$cached) = &Apache::lonnet::is_cached_new('allslots',$hashid);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ return %{$result};
+ }
+ } else {
+ my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum);
+ my ($tmp) = keys(%slots);
+ if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
+ &do_cache_new('allslots',$hashid,\%slots,600);
+ return %slots;
+ }
+ }
+ return;
+}
+
+sub devalidate_slots_cache {
+ my ($cnum,$cdom)=@_;
+ my $hashid=$cnum.':'.$cdom;
+ &devalidate_cache_new('allslots',$hashid);
+}
+
+sub get_coursechange {
+ my ($cdom,$cnum) = @_;
+ if ($cdom eq '' || $cnum eq '') {
+ return unless ($env{'request.course.id'});
+ $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+ $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ }
+ my $hashid=$cdom.'_'.$cnum;
+ my ($change,$cached)=&is_cached_new('crschange',$hashid);
+ if ((defined($cached)) && ($change ne '')) {
+ return $change;
+ } else {
+ my %crshash;
+ %crshash = &get('environment',['internal.contentchange'],$cdom,$cnum);
+ if ($crshash{'internal.contentchange'} eq '') {
+ $change = $env{'course.'.$cdom.'_'.$cnum.'.internal.created'};
+ if ($change eq '') {
+ %crshash = &get('environment',['internal.created'],$cdom,$cnum);
+ $change = $crshash{'internal.created'};
+ }
+ } else {
+ $change = $crshash{'internal.contentchange'};
+ }
+ my $cachetime = 600;
+ &do_cache_new('crschange',$hashid,$change,$cachetime);
+ }
+ return $change;
+}
+
+sub devalidate_coursechange_cache {
+ my ($cnum,$cdom)=@_;
+ my $hashid=$cnum.':'.$cdom;
+ &devalidate_cache_new('crschange',$hashid);
+}
+
# ------------------------------------------------- Update symbolic store links
sub symblist {
@@ -5325,9 +12491,12 @@ sub symblist {
if (($env{'request.course.fn'}) && (%newhash)) {
if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
&GDBM_WRCREAT(),0640)) {
- foreach (keys %newhash) {
- $hash{declutter($_)}=&encode_symb($mapname,$newhash{$_}->[1],
- $newhash{$_}->[0]);
+ foreach my $url (keys(%newhash)) {
+ next if ($url eq 'last_known'
+ && $env{'form.no_update_last_known'});
+ $hash{declutter($url)}=&encode_symb($mapname,
+ $newhash{$url}->[1],
+ $newhash{$url}->[0]);
}
if (untie(%hash)) {
return 'ok';
@@ -5340,10 +12509,8 @@ sub symblist {
# --------------------------------------------------------------- Verify a symb
sub symbverify {
- my ($symb,$thisurl)=@_;
+ my ($symb,$thisurl,$encstate)=@_;
my $thisfn=$thisurl;
-# wrapper not part of symbs
- $thisfn=~s/^\/adm\/wrapper//;
$thisfn=&declutter($thisfn);
# direct jump to resource in page or to a sequence - will construct own symbs
if ($thisfn=~/\.(page|sequence)$/) { return 1; }
@@ -5361,23 +12528,44 @@ sub symbverify {
if (tie(%bighash,'GDBM_File',$env{'request.course.fn'}.'.db',
&GDBM_READER(),0640)) {
- my $ids=$bighash{'ids_'.&clutter($thisurl)};
- unless ($ids) {
- $ids=$bighash{'ids_/'.$thisurl};
+ if (($thisurl =~ m{^/adm/wrapper/ext/}) || ($thisurl =~ m{^ext/})) {
+ $thisurl =~ s/\?.+$//;
+ if ($map =~ m{^uploaded/.+\.page$}) {
+ $thisurl =~ s{^(/adm/wrapper|)/ext/}{http://};
+ $thisurl =~ s{^\Qhttp://https://\E}{https://};
+ }
+ }
+ my $ids;
+ if ($map =~ m{^uploaded/.+\.page$}) {
+ $ids=$bighash{'ids_'.&clutter_with_no_wrapper($thisurl)};
+ } else {
+ $ids=$bighash{'ids_'.&clutter($thisurl)};
+ }
+ unless ($ids) {
+ my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl;
+ $ids=$bighash{$idkey};
}
if ($ids) {
# ------------------------------------------------------------------- Has ID(s)
- foreach (split(/\,/,$ids)) {
- my ($mapid,$resid)=split(/\./,$_);
+ if ($thisfn =~ m{^/adm/wrapper/ext/}) {
+ $symb =~ s/\?.+$//;
+ }
+ foreach my $id (split(/\,/,$ids)) {
+ my ($mapid,$resid)=split(/\./,$id);
if (
&symbclean(&declutter($bighash{'map_id_'.$mapid}).'___'.$resid.'___'.$thisfn)
- eq $symb) {
- if (($env{'request.role.adv'}) ||
- $bighash{'encrypted_'.$_} eq $env{'request.enc'}) {
- $okay=1;
- }
- }
- }
+ eq $symb) {
+ if (ref($encstate)) {
+ $$encstate = $bighash{'encrypted_'.$id};
+ }
+ if (($env{'request.role.adv'}) ||
+ ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) ||
+ ($thisurl eq '/adm/navmaps')) {
+ $okay=1;
+ last;
+ }
+ }
+ }
}
untie(%bighash);
}
@@ -5398,6 +12586,7 @@ sub symbclean {
# remove wrapper
$symb=~s/(\_\_\_\d+\_\_\_)adm\/wrapper\/(res\/)*/$1/;
+ $symb=~s/(\_\_\_\d+\_\_\_)adm\/coursedocs\/showdoc\/(res\/)*/$1/;
return $symb;
}
@@ -5448,15 +12637,24 @@ sub deversion {
# ------------------------------------------------------ Return symb list entry
sub symbread {
- my ($thisfn,$donotrecurse)=@_;
+ my ($thisfn,$donotrecurse,$ignorecachednull,$checkforblock,$possibles,
+ $ignoresymbdb,$noenccheck)=@_;
my $cache_str='request.symbread.cached.'.$thisfn;
- if (defined($env{$cache_str})) { return $env{$cache_str}; }
+ if (defined($env{$cache_str})) {
+ unless (ref($possibles) eq 'HASH') {
+ if ($ignorecachednull) {
+ return $env{$cache_str} unless ($env{$cache_str} eq '');
+ } else {
+ return $env{$cache_str};
+ }
+ }
+ }
# no filename provided? try from environment
unless ($thisfn) {
if ($env{'request.symb'}) {
- return $env{$cache_str}=&symbclean($env{'request.symb'});
- }
- $thisfn=$env{'request.filename'};
+ return $env{$cache_str}=&symbclean($env{'request.symb'});
+ }
+ $thisfn=$env{'request.filename'};
}
if ($thisfn=~m|^/enc/|) { $thisfn=&Apache::lonenc::unencrypted($thisfn); }
# is that filename actually a symb? Verify, clean, and return
@@ -5477,16 +12675,24 @@ sub symbread {
if ($targetfn =~ m|^adm/wrapper/(ext/.*)|) {
$targetfn=$1;
}
- if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
- &GDBM_READER(),0640)) {
- $syval=$hash{$targetfn};
- untie(%hash);
+ unless ($ignoresymbdb) {
+ if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
+ &GDBM_READER(),0640)) {
+ $syval=$hash{$targetfn};
+ untie(%hash);
+ }
+ if ($syval && $checkforblock) {
+ my @blockers = &has_comm_blocking('bre',$syval,$thisfn,$ignoresymbdb,$noenccheck);
+ if (@blockers) {
+ $syval='';
+ }
+ }
}
# ---------------------------------------------------------- There was an entry
if ($syval) {
#unless ($syval=~/\_\d+$/) {
#unless ($env{'form.request.prefix'}=~/\.(\d+)\_$/) {
- #&appenv('request.ambiguous' => $thisfn);
+ #&appenv({'request.ambiguous' => $thisfn});
#return $env{$cache_str}='';
#}
#$syval.=$1;
@@ -5512,18 +12718,57 @@ sub symbread {
my ($mapid,$resid)=split(/\./,$ids);
$syval=&encode_symb($bighash{'map_id_'.$mapid},
$resid,$thisfn);
- } elsif (!$donotrecurse) {
+ if (ref($possibles) eq 'HASH') {
+ unless ($bighash{'randomout_'.$ids} || $env{'request.role.adv'}) {
+ $possibles->{$syval} = 1;
+ }
+ }
+ if ($checkforblock) {
+ unless ($bighash{'randomout_'.$ids} || $env{'request.role.adv'}) {
+ my @blockers = &has_comm_blocking('bre',$syval,$bighash{'src_'.$ids},'',$noenccheck);
+ if (@blockers) {
+ $syval = '';
+ untie(%bighash);
+ return $env{$cache_str}='';
+ }
+ }
+ }
+ } elsif ((!$donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) {
# ------------------------------------------ There is more than one possibility
my $realpossible=0;
- foreach (@possibilities) {
- my $file=$bighash{'src_'.$_};
- if (&allowed('bre',$file)) {
- my ($mapid,$resid)=split(/\./,$_);
- if ($bighash{'map_type_'.$mapid} ne 'page') {
- $realpossible++;
- $syval=&encode_symb($bighash{'map_id_'.$mapid},
- $resid,$thisfn);
- }
+ foreach my $id (@possibilities) {
+ my $file=$bighash{'src_'.$id};
+ my $canaccess;
+ if (($donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) {
+ $canaccess = 1;
+ } else {
+ $canaccess = &allowed('bre',$file);
+ }
+ if ($canaccess) {
+ my ($mapid,$resid)=split(/\./,$id);
+ if ($bighash{'map_type_'.$mapid} ne 'page') {
+ my $poss_syval=&encode_symb($bighash{'map_id_'.$mapid},
+ $resid,$thisfn);
+ next if ($bighash{'randomout_'.$id} && !$env{'request.role.adv'});
+ next unless (($noenccheck) || ($bighash{'encrypted_'.$id} eq $env{'request.enc'}));
+ if ($checkforblock) {
+ my @blockers = &has_comm_blocking('bre',$poss_syval,$file,'',$noenccheck);
+ if (@blockers > 0) {
+ $syval = '';
+ } else {
+ $syval = $poss_syval;
+ $realpossible++;
+ }
+ } else {
+ $syval = $poss_syval;
+ $realpossible++;
+ }
+ if ($syval) {
+ if (ref($possibles) eq 'HASH') {
+ $possibles->{$syval} = 1;
+ }
+ }
+ }
}
}
if ($realpossible!=1) { $syval=''; }
@@ -5531,14 +12776,14 @@ sub symbread {
$syval='';
}
}
- untie(%bighash)
+ untie(%bighash);
}
}
if ($syval) {
return $env{$cache_str}=$syval;
}
}
- &appenv('request.ambiguous' => $thisfn);
+ &appenv({'request.ambiguous' => $thisfn});
return $env{$cache_str}='';
}
@@ -5625,7 +12870,7 @@ sub latest_rnd_algorithm_id {
sub get_rand_alg {
my ($courseid)=@_;
- if (!$courseid) { $courseid=(&Apache::lonxml::whichuser())[1]; }
+ if (!$courseid) { $courseid=(&whichuser())[1]; }
if ($courseid) {
return $env{"course.$courseid.rndseed"};
}
@@ -5647,18 +12892,42 @@ sub getCODE {
}
return undef;
}
-
+#
+# Determines the random seed for a specific context:
+#
+# parameters:
+# symb - in course context the symb for the seed.
+# course_id - The course id of the form domain_coursenum.
+# domain - Domain for the user.
+# course - Course for the user.
+# cenv - environment of the course.
+#
+# NOTE:
+# All parameters are picked out of the environment if missing
+# or not defined.
+# If a symb cannot be determined the current time is used instead.
+#
+# For a given well defined symb, courside, domain, username,
+# and course environment, the seed is reproducible.
+#
sub rndseed {
- my ($symb,$courseid,$domain,$username)=@_;
-
- my ($wsymb,$wcourseid,$wdomain,$wusername)=&Apache::lonxml::whichuser();
- if (!$symb) {
+ my ($symb,$courseid,$domain,$username, $cenv)=@_;
+ my ($wsymb,$wcourseid,$wdomain,$wusername)=&whichuser();
+ if (!defined($symb)) {
unless ($symb=$wsymb) { return time; }
}
- if (!$courseid) { $courseid=$wcourseid; }
- if (!$domain) { $domain=$wdomain; }
- if (!$username) { $username=$wusername }
- my $which=&get_rand_alg();
+ if (!defined $courseid) {
+ $courseid=$wcourseid;
+ }
+ if (!defined $domain) { $domain=$wdomain; }
+ if (!defined $username) { $username=$wusername }
+
+ my $which;
+ if (defined($cenv->{'rndseed'})) {
+ $which = $cenv->{'rndseed'};
+ } else {
+ $which =&get_rand_alg($courseid);
+ }
if (defined(&getCODE())) {
if ($which eq '64bit5') {
return &rndseed_CODE_64bit5($symb,$courseid,$domain,$username);
@@ -5692,8 +12961,8 @@ sub rndseed_32bit {
my $domainseed=unpack("%32C*",$domain) << 7;
my $courseseed=unpack("%32C*",$courseid);
my $num=$symbseed+$nameseed+$domainseed+$courseseed+$namechck+$symbchck;
- #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
- #&Apache::lonxml::debug("rndseed :$num:$symb");
+ #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
+ #&logthis("rndseed :$num:$symb");
if ($_64bit) { $num=(($num<<32)>>32); }
return $num;
}
@@ -5713,9 +12982,8 @@ sub rndseed_64bit {
my $num1=$symbchck+$symbseed+$namechck;
my $num2=$nameseed+$domainseed+$courseseed;
- #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
- #&Apache::lonxml::debug("rndseed :$num:$symb");
- if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); }
+ #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
+ #&logthis("rndseed :$num:$symb");
if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); }
return "$num1,$num2";
}
@@ -5737,8 +13005,9 @@ sub rndseed_64bit2 {
my $num1=$symbchck+$symbseed+$namechck;
my $num2=$nameseed+$domainseed+$courseseed;
- #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
- #&Apache::lonxml::debug("rndseed :$num:$symb");
+ #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
+ #&logthis("rndseed :$num:$symb");
+ if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); }
return "$num1,$num2";
}
}
@@ -5759,8 +13028,8 @@ sub rndseed_64bit3 {
my $num1=$symbchck+$symbseed+$namechck;
my $num2=$nameseed+$domainseed+$courseseed;
- #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
- #&Apache::lonxml::debug("rndseed :$num1:$num2:$_64bit");
+ #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
+ #&logthis("rndseed :$num1:$num2:$_64bit");
if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); }
return "$num1:$num2";
@@ -5783,8 +13052,8 @@ sub rndseed_64bit4 {
my $num1=$symbchck+$symbseed+$namechck;
my $num2=$nameseed+$domainseed+$courseseed;
- #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
- #&Apache::lonxml::debug("rndseed :$num1:$num2:$_64bit");
+ #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck");
+ #&logthis("rndseed :$num1:$num2:$_64bit");
if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); }
return "$num1:$num2";
@@ -5808,8 +13077,8 @@ sub rndseed_CODE_64bit {
my $courseseed=unpack("%32S*",$courseid.' ');
my $num1=$symbseed+$CODEchck;
my $num2=$CODEseed+$courseseed+$symbchck;
- #&Apache::lonxml::debug("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck");
- #&Apache::lonxml::debug("rndseed :$num1:$num2:$symb");
+ #&logthis("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck");
+ #&logthis("rndseed :$num1:$num2:$symb");
if ($_64bit) { $num1=(($num1<<32)>>32); }
if ($_64bit) { $num2=(($num2<<32)>>32); }
return "$num1:$num2";
@@ -5827,8 +13096,8 @@ sub rndseed_CODE_64bit4 {
my $courseseed=unpack("%32S*",$courseid.' ');
my $num1=$symbseed+$CODEchck;
my $num2=$CODEseed+$courseseed+$symbchck;
- #&Apache::lonxml::debug("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck");
- #&Apache::lonxml::debug("rndseed :$num1:$num2:$symb");
+ #&logthis("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck");
+ #&logthis("rndseed :$num1:$num2:$symb");
if ($_64bit) { $num1=(($num1<<32)>>32); }
if ($_64bit) { $num2=(($num2<<32)>>32); }
return "$num1:$num2";
@@ -5845,21 +13114,26 @@ sub rndseed_CODE_64bit5 {
sub setup_random_from_rndseed {
my ($rndseed)=@_;
if ($rndseed =~/([,:])/) {
- my ($num1,$num2)=split(/[,:]/,$rndseed);
- &Math::Random::random_set_seed(abs($num1),abs($num2));
+ my ($num1,$num2) = map { abs($_); } (split(/[,:]/,$rndseed));
+ if ((!$num1) || (!$num2) || ($num1 > 2147483562) || ($num2 > 2147483398)) {
+ &Math::Random::random_set_seed_from_phrase($rndseed);
+ } else {
+ &Math::Random::random_set_seed($num1,$num2);
+ }
} else {
&Math::Random::random_set_seed_from_phrase($rndseed);
}
}
sub latest_receipt_algorithm_id {
- return 'receipt2';
+ return 'receipt3';
}
sub recunique {
my $fucourseid=shift;
my $unique;
- if ($env{"course.$fucourseid.receiptalg"} eq 'receipt2') {
+ if ($env{"course.$fucourseid.receiptalg"} eq 'receipt2' ||
+ $env{"course.$fucourseid.receiptalg"} eq 'receipt3' ) {
$unique=$env{"course.$fucourseid.internal.encseed"};
} else {
$unique=$perlvar{'lonReceipt'};
@@ -5870,7 +13144,8 @@ sub recunique {
sub recprefix {
my $fucourseid=shift;
my $prefix;
- if ($env{"course.$fucourseid.receiptalg"} eq 'receipt2') {
+ if ($env{"course.$fucourseid.receiptalg"} eq 'receipt2'||
+ $env{"course.$fucourseid.receiptalg"} eq 'receipt3' ) {
$prefix=$env{"course.$fucourseid.internal.encpref"};
} else {
$prefix=$perlvar{'lonHostID'};
@@ -5880,17 +13155,24 @@ sub recprefix {
sub ireceipt {
my ($funame,$fudom,$fucourseid,$fusymb,$part)=@_;
+
+ my $return =&recprefix($fucourseid).'-';
+
+ if ($env{"course.$fucourseid.receiptalg"} eq 'receipt3' ||
+ $env{'request.state'} eq 'construct') {
+ $return .= (&digest("$funame,$fudom,$fucourseid,$fusymb,$part")%10000);
+ return $return;
+ }
+
my $cuname=unpack("%32C*",$funame);
my $cudom=unpack("%32C*",$fudom);
my $cucourseid=unpack("%32C*",$fucourseid);
my $cusymb=unpack("%32C*",$fusymb);
my $cunique=&recunique($fucourseid);
my $cpart=unpack("%32S*",$part);
- my $return =&recprefix($fucourseid).'-';
- if ($env{"course.$fucourseid.receiptalg"} eq 'receipt2' ||
- $env{'request.state'} eq 'construct') {
- &Apache::lonxml::debug("doing receipt2 using parts $cpart, uname $cuname and udom $cudom gets ".($cpart%$cuname).
- " and ".($cpart%$cudom));
+ if ($env{"course.$fucourseid.receiptalg"} eq 'receipt2') {
+
+ #&logthis("doing receipt2 using parts $cpart, uname $cuname and udom $cudom gets ".($cpart%$cuname)." and ".($cpart%$cudom));
$return.= ($cunique%$cuname+
$cunique%$cudom+
@@ -5913,10 +13195,48 @@ sub ireceipt {
sub receipt {
my ($part)=@_;
- my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
+ my ($symb,$courseid,$domain,$name) = &whichuser();
return &ireceipt($name,$domain,$courseid,$symb,$part);
}
+sub whichuser {
+ my ($passedsymb)=@_;
+ my ($symb,$courseid,$domain,$name,$publicuser);
+ if (defined($env{'form.grade_symb'})) {
+ my ($tmp_courseid)=&get_env_multiple('form.grade_courseid');
+ my $allowed=&allowed('vgr',$tmp_courseid);
+ if (!$allowed &&
+ exists($env{'request.course.sec'}) &&
+ $env{'request.course.sec'} !~ /^\s*$/) {
+ $allowed=&allowed('vgr',$tmp_courseid.
+ '/'.$env{'request.course.sec'});
+ }
+ if ($allowed) {
+ ($symb)=&get_env_multiple('form.grade_symb');
+ $courseid=$tmp_courseid;
+ ($domain)=&get_env_multiple('form.grade_domain');
+ ($name)=&get_env_multiple('form.grade_username');
+ return ($symb,$courseid,$domain,$name,$publicuser);
+ }
+ }
+ if (!$passedsymb) {
+ $symb=&symbread();
+ } else {
+ $symb=$passedsymb;
+ }
+ $courseid=$env{'request.course.id'};
+ $domain=$env{'user.domain'};
+ $name=$env{'user.name'};
+ if ($name eq 'public' && $domain eq 'public') {
+ if (!defined($env{'form.username'})) {
+ $env{'form.username'}.=time.rand(10000000);
+ }
+ $name.=$env{'form.username'};
+ }
+ return ($symb,$courseid,$domain,$name,$publicuser);
+
+}
+
# ------------------------------------------------------------ Serves up a file
# returns either the contents of the file or
# -1 if the file doesn't exist
@@ -5936,78 +13256,86 @@ sub getfile {
sub repcopy_userfile {
my ($file)=@_;
- if ($file =~ m -^/*(uploaded|editupload)/-) { $file=&filelocation("",$file); }
- if ($file =~ m|^/home/httpd/html/lonUsers/|) { return 'ok'; }
+ my $londocroot = $perlvar{'lonDocRoot'};
+ if ($file =~ m{^/*(uploaded|editupload)/}) { $file=&filelocation("",$file); }
+ if ($file =~ m{^\Q/home/httpd/lonUsers/\E}) { return 'ok'; }
my ($cdom,$cnum,$filename) =
- ($file=~m|^\Q$perlvar{'lonDocRoot'}\E/+userfiles/+([^/]+)/+([^/]+)/+(.*)|);
- my ($info,$rtncode);
+ ($file=~m|^\Q$perlvar{'lonDocRoot'}\E/+userfiles/+($match_domain)/+($match_name)/+(.*)|);
my $uri="/uploaded/$cdom/$cnum/$filename";
if (-e "$file") {
+# we already have a local copy, check it out
my @fileinfo = stat($file);
+ my $rtncode;
+ my $info;
my $lwpresp = &getuploaded('HEAD',$uri,$cdom,$cnum,\$info,\$rtncode);
if ($lwpresp ne 'ok') {
+# there is no such file anymore, even though we had a local copy
if ($rtncode eq '404') {
unlink($file);
}
- #my $ua=new LWP::UserAgent;
- #my $request=new HTTP::Request('GET',&tokenwrapper($uri));
- #my $response=$ua->request($request);
- #if ($response->is_success()) {
- # return $response->content;
- # } else {
- # return -1;
- # }
return -1;
}
if ($info < $fileinfo[9]) {
+# nice, the file we have is up-to-date, just say okay
return 'ok';
+ } else {
+# the file is outdated, get rid of it
+ unlink($file);
}
- $info = '';
- $lwpresp = &getuploaded('GET',$uri,$cdom,$cnum,\$info,\$rtncode);
- if ($lwpresp ne 'ok') {
- return -1;
- }
- } else {
- my $lwpresp = &getuploaded('GET',$uri,$cdom,$cnum,\$info,\$rtncode);
- if ($lwpresp ne 'ok') {
- my $ua=new LWP::UserAgent;
- my $request=new HTTP::Request('GET',&tokenwrapper($uri));
- my $response=$ua->request($request);
- if ($response->is_success()) {
- $info=$response->content;
- } else {
- return -1;
- }
- }
- my @parts = ($cdom,$cnum);
- if ($filename =~ m|^(.+)/[^/]+$|) {
- push @parts, split(/\//,$1);
- }
- my $path = $perlvar{'lonDocRoot'}.'/userfiles';
- foreach my $part (@parts) {
- $path .= '/'.$part;
- if (!-e $path) {
- mkdir($path,0770);
- }
+ }
+# one way or the other, at this point, we don't have the file
+# construct the correct path for the file
+ my @parts = ($cdom,$cnum);
+ if ($filename =~ m|^(.+)/[^/]+$|) {
+ push @parts, split(/\//,$1);
+ }
+ my $path = $perlvar{'lonDocRoot'}.'/userfiles';
+ foreach my $part (@parts) {
+ $path .= '/'.$part;
+ if (!-e $path) {
+ mkdir($path,0770);
}
}
- open(FILE,">$file");
- print FILE $info;
- close(FILE);
+# now the path exists for sure
+# get a user agent
+ my $ua=new LWP::UserAgent;
+ my $transferfile=$file.'.in.transfer';
+# FIXME: this should flock
+ if (-e $transferfile) { return 'ok'; }
+ my $request;
+ $uri=~s/^\///;
+ my $homeserver = &homeserver($cnum,$cdom);
+ my $hostname = &hostname($homeserver);
+ my $protocol = $protocol{$homeserver};
+ $protocol = 'http' if ($protocol ne 'https');
+ $request=new HTTP::Request('GET',$protocol.'://'.$hostname.'/raw/'.$uri);
+ my $response=$ua->request($request,$transferfile);
+# did it work?
+ if ($response->is_error()) {
+ unlink($transferfile);
+ &logthis("Userfile repcopy failed for $uri");
+ return -1;
+ }
+# worked, rename the transfer file
+ rename($transferfile,$file);
return 'ok';
}
sub tokenwrapper {
my $uri=shift;
- $uri=~s|^http\://([^/]+)||;
+ $uri=~s|^https?\://([^/]+)||;
$uri=~s|^/||;
$env{'user.environment'}=~/\/([^\/]+)\.id/;
my $token=$1;
my (undef,$udom,$uname,$file)=split('/',$uri,4);
if ($udom && $uname && $file) {
$file=~s|(\?\.*)*$||;
- &appenv("userfile.$udom/$uname/$file" => $env{'request.course.id'});
- return 'http://'.$hostname{ &homeserver($uname,$udom)}.'/'.$uri.
+ &appenv({"userfile.$udom/$uname/$file" => $env{'request.course.id'}});
+ my $homeserver = &homeserver($uname,$udom);
+ my $hostname = &hostname($homeserver);
+ my $protocol = $protocol{$homeserver};
+ $protocol = 'http' if ($protocol ne 'https');
+ return $protocol.'://'.$hostname.'/'.$uri.
(($uri=~/\?/)?'&':'?').'token='.$token.
'&tokenissued='.$perlvar{'lonHostID'};
} else {
@@ -6015,10 +13343,18 @@ sub tokenwrapper {
}
}
+# call with reqtype HEAD: get last modification time
+# call with reqtype GET: get the file contents
+# Do not call this with reqtype GET for large files! It loads everything into memory
+#
sub getuploaded {
my ($reqtype,$uri,$cdom,$cnum,$info,$rtncode) = @_;
$uri=~s/^\///;
- $uri = 'http://'.$hostname{ &homeserver($cnum,$cdom)}.'/raw/'.$uri;
+ my $homeserver = &homeserver($cnum,$cdom);
+ my $hostname = &hostname($homeserver);
+ my $protocol = $protocol{$homeserver};
+ $protocol = 'http' if ($protocol ne 'https');
+ $uri = $protocol.'://'.$hostname.'/raw/'.$uri;
my $ua=new LWP::UserAgent;
my $request=new HTTP::Request($reqtype,$uri);
my $response=$ua->request($request);
@@ -6038,9 +13374,9 @@ sub readfile {
my $file = shift;
if ( (! -e $file ) || ($file eq '') ) { return -1; };
my $fh;
- open($fh,"<$file");
+ open($fh,"<",$file);
my $a='';
- while (<$fh>) { $a .=$_; }
+ while (my $line = <$fh>) { $a .= $line; }
return $a;
}
@@ -6048,79 +13384,420 @@ sub filelocation {
my ($dir,$file) = @_;
my $location;
$file=~ s/^\s*(\S+)\s*$/$1/; ## strip off leading and trailing spaces
- if ($file=~m:^/~:) { # is a contruction space reference
- $location = $file;
- $location =~ s:/~(.*?)/(.*):/home/$1/public_html/$2:;
- } elsif ($file=~m:^/home/[^/]*/public_html/:) {
- # is a correct contruction space reference
+
+ if ($file =~ m-^/adm/-) {
+ $file=~s-^/adm/wrapper/-/-;
+ $file=~s-^/adm/coursedocs/showdoc/-/-;
+ }
+
+ if ($file =~ m-^\Q$Apache::lonnet::perlvar{'lonTabDir'}\E/-) {
$location = $file;
} elsif ($file=~/^\/*(uploaded|editupload)/) { # is an uploaded file
my ($udom,$uname,$filename)=
- ($file=~m -^/+(?:uploaded|editupload)/+([^/]+)/+([^/]+)/+(.*)$-);
+ ($file=~m -^/+(?:uploaded|editupload)/+($match_domain)/+($match_name)/+(.*)$-);
my $home=&homeserver($uname,$udom);
my $is_me=0;
my @ids=¤t_machine_ids();
foreach my $id (@ids) { if ($id eq $home) { $is_me=1; } }
if ($is_me) {
- $location=&Apache::loncommon::propath($udom,$uname).
- '/userfiles/'.$filename;
+ $location=propath($udom,$uname).'/userfiles/'.$filename;
} else {
$location=$Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'.
$udom.'/'.$uname.'/'.$filename;
}
+ } elsif ($file =~ m-^/adm/-) {
+ $location = $perlvar{'lonDocRoot'}.'/'.$file;
} else {
$file=~s/^\Q$perlvar{'lonDocRoot'}\E//;
- $file=~s:^/res/:/:;
+ $file=~s:^/(res|priv)/:/:;
+ my $space=$1;
if ( !( $file =~ m:^/:) ) {
$location = $dir. '/'.$file;
} else {
- $location = '/home/httpd/html/res'.$file;
+ $location = $perlvar{'lonDocRoot'}.'/'.$space.$file;
}
}
$location=~s://+:/:g; # remove duplicate /
- while ($location=~m:/\.\./:) {$location=~ s:/[^/]+/\.\./:/:g;} #remove dir/..
+ while ($location=~m{/\.\./}) {
+ if ($location =~ m{/[^/]+/\.\./}) {
+ $location=~ s{/[^/]+/\.\./}{/}g;
+ } else {
+ $location=~ s{/\.\./}{/}g;
+ }
+ } #remove dir/..
while ($location=~m:/\./:) {$location=~ s:/\./:/:g;} #remove /./
return $location;
}
sub hreflocation {
my ($dir,$file)=@_;
- unless (($file=~m-^http://-i) || ($file=~m-^/-)) {
+ unless (($file=~m-^https?\://-i) || ($file=~m-^/-)) {
$file=filelocation($dir,$file);
+ } elsif ($file=~m-^/adm/-) {
+ $file=~s-^/adm/wrapper/-/-;
+ $file=~s-^/adm/coursedocs/showdoc/-/-;
}
if ($file=~m-^\Q$perlvar{'lonDocRoot'}\E-) {
$file=~s-^\Q$perlvar{'lonDocRoot'}\E--;
- } elsif ($file=~m-/home/(\w+)/public_html/-) {
- $file=~s-^/home/(\w+)/public_html/-/~$1/-;
} elsif ($file=~m-^\Q$perlvar{'lonUsersDir'}\E-) {
- $file=~s-^/home/httpd/lonUsers/([^/]*)/./././([^/]*)/userfiles/
- -/uploaded/$1/$2/-x;
+ $file=~s{^/home/httpd/lonUsers/($match_domain)/./././($match_name)/userfiles/}
+ {/uploaded/$1/$2/}x;
+ }
+ if ($file=~ m{^/userfiles/}) {
+ $file =~ s{^/userfiles/}{/uploaded/};
}
return $file;
}
+
+
+
+
sub current_machine_domains {
- my $hostname=$hostname{$perlvar{'lonHostID'}};
+ return &machine_domains(&hostname($perlvar{'lonHostID'}));
+}
+
+sub machine_domains {
+ my ($hostname) = @_;
my @domains;
+ my %hostname = &all_hostnames();
while( my($id, $name) = each(%hostname)) {
# &logthis("-$id-$name-$hostname-");
if ($hostname eq $name) {
- push(@domains,$hostdom{$id});
+ push(@domains,&host_domain($id));
}
}
return @domains;
}
sub current_machine_ids {
- my $hostname=$hostname{$perlvar{'lonHostID'}};
+ return &machine_ids(&hostname($perlvar{'lonHostID'}));
+}
+
+sub machine_ids {
+ my ($hostname) = @_;
+ $hostname ||= &hostname($perlvar{'lonHostID'});
my @ids;
- while( my($id, $name) = each(%hostname)) {
-# &logthis("-$id-$name-$hostname-");
- if ($hostname eq $name) {
- push(@ids,$id);
- }
+ my %name_to_host = &all_names();
+ if (ref($name_to_host{$hostname}) eq 'ARRAY') {
+ return @{ $name_to_host{$hostname} };
+ }
+ return;
+}
+
+sub additional_machine_domains {
+ my @domains;
+ if (-e "$perlvar{'lonTabDir'}/expected_domains.tab") {
+ if (open(my $fh,"<","$perlvar{'lonTabDir'}/expected_domains.tab")) {
+ while( my $line = <$fh>) {
+ chomp($line);
+ $line =~ s/\s//g;
+ push(@domains,$line);
+ }
+ close($fh);
+ }
+ }
+ return @domains;
+}
+
+sub default_login_domain {
+ my $domain = $perlvar{'lonDefDomain'};
+ my $testdomain=(split(/\./,$ENV{'HTTP_HOST'}))[0];
+ foreach my $posdom (¤t_machine_domains(),
+ &additional_machine_domains()) {
+ if (lc($posdom) eq lc($testdomain)) {
+ $domain=$posdom;
+ last;
+ }
+ }
+ return $domain;
+}
+
+sub shared_institution {
+ my ($dom,$lonhost) = @_;
+ if ($lonhost eq '') {
+ $lonhost = $perlvar{'lonHostID'};
+ }
+ my $same_intdom;
+ my $hostintdom = &internet_dom($lonhost);
+ if ($hostintdom ne '') {
+ my %iphost = &get_iphost();
+ my $primary_id = &domain($dom,'primary');
+ my $primary_ip = &get_host_ip($primary_id);
+ if (ref($iphost{$primary_ip}) eq 'ARRAY') {
+ foreach my $id (@{$iphost{$primary_ip}}) {
+ my $intdom = &internet_dom($id);
+ if ($intdom eq $hostintdom) {
+ $same_intdom = 1;
+ last;
+ }
+ }
+ }
+ }
+ return $same_intdom;
+}
+
+sub uses_sts {
+ my ($ignore_cache) = @_;
+ my $lonhost = $perlvar{'lonHostID'};
+ my $hostname = &hostname($lonhost);
+ my $sts_on;
+ if ($protocol{$lonhost} eq 'https') {
+ my $cachetime = 12*3600;
+ if (!$ignore_cache) {
+ ($sts_on,my $cached)=&is_cached_new('stspolicy',$lonhost);
+ if (defined($cached)) {
+ return $sts_on;
+ }
+ }
+ my $ua=new LWP::UserAgent;
+ my $url = $protocol{$lonhost}.'://'.$hostname.'/index.html';
+ my $request=new HTTP::Request('HEAD',$url);
+ my $response=$ua->request($request);
+ if ($response->is_success) {
+ my $has_sts = $response->header('Strict-Transport-Security');
+ if ($has_sts eq '') {
+ $sts_on = 0;
+ } else {
+ if ($has_sts =~ /\Qmax-age=\E(\d+)/) {
+ my $maxage = $1;
+ if ($maxage) {
+ $sts_on = 1;
+ } else {
+ $sts_on = 0;
+ }
+ } else {
+ $sts_on = 0;
+ }
+ }
+ return &do_cache_new('stspolicy',$lonhost,$sts_on,$cachetime);
+ }
+ }
+ return;
+}
+
+sub waf_allssl {
+ my ($host_name) = @_;
+ my $alias = &get_proxy_alias();
+ if ($host_name eq '') {
+ $host_name = $ENV{'SERVER_NAME'};
+ }
+ if (($host_name ne '') && ($alias eq $host_name)) {
+ my $serverhomedom = &host_domain($perlvar{'lonHostID'});
+ my %defdomdefaults = &get_domain_defaults($serverhomedom);
+ if ($defdomdefaults{'waf_sslopt'}) {
+ return $defdomdefaults{'waf_sslopt'};
+ }
+ }
+ return;
+}
+
+sub get_requestor_ip {
+ my ($r,$nolookup,$noproxy) = @_;
+ my $from_ip;
+ if (ref($r)) {
+ if ($r->can('useragent_ip')) {
+ if ($noproxy && $r->can('client_ip')) {
+ $from_ip = $r->client_ip();
+ } else {
+ $from_ip = $r->useragent_ip();
+ }
+ } elsif ($r->connection->can('remote_ip')) {
+ $from_ip = $r->connection->remote_ip();
+ } else {
+ $from_ip = $r->get_remote_host($nolookup);
+ }
+ } else {
+ $from_ip = $ENV{'REMOTE_ADDR'};
+ }
+ return $from_ip if ($noproxy);
+ # Who controls proxy settings for server
+ my $dom_in_use = $Apache::lonnet::perlvar{'lonDefDomain'};
+ my $proxyinfo = &get_proxy_settings($dom_in_use);
+ if ((ref($proxyinfo) eq 'HASH') && ($from_ip)) {
+ if ($proxyinfo->{'vpnint'}) {
+ if (&ip_match($from_ip,$proxyinfo->{'vpnint'})) {
+ return $from_ip;
+ }
+ }
+ if ($proxyinfo->{'trusted'}) {
+ if (&ip_match($from_ip,$proxyinfo->{'trusted'})) {
+ my $ipheader = $proxyinfo->{'ipheader'};
+ my ($ip,$xfor);
+ if (ref($r)) {
+ if ($ipheader) {
+ $ip = $r->headers_in->{$ipheader};
+ }
+ $xfor = $r->headers_in->{'X-Forwarded-For'};
+ } else {
+ if ($ipheader) {
+ $ip = $ENV{'HTTP_'.uc($ipheader)};
+ }
+ $xfor = $ENV{'HTTP_X_FORWARDED_FOR'};
+ }
+ if (($ip eq '') && ($xfor ne '')) {
+ foreach my $poss_ip (reverse(split(/\s*,\s*/,$xfor))) {
+ unless (&ip_match($poss_ip,$proxyinfo->{'trusted'})) {
+ $ip = $poss_ip;
+ last;
+ }
+ }
+ }
+ if ($ip ne '') {
+ return $ip;
+ }
+ }
+ }
+ }
+ return $from_ip;
+}
+
+sub get_proxy_settings {
+ my ($dom_in_use) = @_;
+ my %domdefaults = &Apache::lonnet::get_domain_defaults($dom_in_use);
+ my $proxyinfo = {
+ ipheader => $domdefaults{'waf_ipheader'},
+ trusted => $domdefaults{'waf_trusted'},
+ vpnint => $domdefaults{'waf_vpnint'},
+ vpnext => $domdefaults{'waf_vpnext'},
+ sslopt => $domdefaults{'waf_sslopt'},
+ };
+ return $proxyinfo;
+}
+
+sub ip_match {
+ my ($ip,$pattern_str) = @_;
+ $ip=Net::CIDR::cidrvalidate($ip);
+ if ($ip) {
+ return Net::CIDR::cidrlookup($ip,split(/\s*,\s*/,$pattern_str));
+ }
+ return;
+}
+
+sub get_proxy_alias {
+ my ($lonid) = @_;
+ if ($lonid eq '') {
+ $lonid = $perlvar{'lonHostID'};
+ }
+ if (!defined(&hostname($lonid))) {
+ return;
+ }
+ if ($lonid ne '') {
+ my ($alias,$cached) = &is_cached_new('proxyalias',$lonid);
+ if ($cached) {
+ return $alias;
+ }
+ my $dom = &Apache::lonnet::host_domain($lonid);
+ if ($dom ne '') {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['wafproxy'],$dom);
+ if (ref($domconfig{'wafproxy'}) eq 'HASH') {
+ if (ref($domconfig{'wafproxy'}{'alias'}) eq 'HASH') {
+ $alias = $domconfig{'wafproxy'}{'alias'}{$lonid};
+ }
+ }
+ return &do_cache_new('proxyalias',$lonid,$alias,$cachetime);
+ }
+ }
+ return;
+}
+
+sub use_proxy_alias {
+ my ($r,$lonid) = @_;
+ my $alias = &get_proxy_alias($lonid);
+ if ($alias) {
+ my $dom = &host_domain($lonid);
+ if ($dom ne '') {
+ my $proxyinfo = &get_proxy_settings($dom);
+ my ($vpnint,$remote_ip);
+ if (ref($proxyinfo) eq 'HASH') {
+ $vpnint = $proxyinfo->{'vpnint'};
+ if ($vpnint) {
+ $remote_ip = &get_requestor_ip($r,1,1);
+ }
+ }
+ unless ($vpnint && &ip_match($remote_ip,$vpnint)) {
+ return $alias;
+ }
+ }
+ }
+ return;
+}
+
+sub alias_sso {
+ my ($lonid) = @_;
+ if ($lonid eq '') {
+ $lonid = $perlvar{'lonHostID'};
+ }
+ if (!defined(&hostname($lonid))) {
+ return;
+ }
+ if ($lonid ne '') {
+ my ($use_alias,$cached) = &is_cached_new('proxysaml',$lonid);
+ if ($cached) {
+ return $use_alias;
+ }
+ my $dom = &Apache::lonnet::host_domain($lonid);
+ if ($dom ne '') {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['wafproxy'],$dom);
+ if (ref($domconfig{'wafproxy'}) eq 'HASH') {
+ if (ref($domconfig{'wafproxy'}{'saml'}) eq 'HASH') {
+ $use_alias = $domconfig{'wafproxy'}{'saml'}{$lonid};
+ }
+ }
+ return &do_cache_new('proxysaml',$lonid,$use_alias,$cachetime);
+ }
+ }
+ return;
+}
+
+sub get_saml_landing {
+ my ($lonid) = @_;
+ if ($lonid eq '') {
+ my $defdom = &default_login_domain();
+ my @hosts = ¤t_machine_ids();
+ if (@hosts > 1) {
+ foreach my $hostid (@hosts) {
+ if (&host_domain($hostid) eq $defdom) {
+ $lonid = $hostid;
+ last;
+ }
+ }
+ } else {
+ $lonid = $perlvar{'lonHostID'};
+ }
+ if ($lonid) {
+ unless (&Apache::lonnet::host_domain($lonid) eq $defdom) {
+ return;
+ }
+ } else {
+ return;
+ }
+ } elsif (!defined(&hostname($lonid))) {
+ return;
+ }
+ my ($landing,$cached) = &is_cached_new('samllanding',$lonid);
+ if ($cached) {
+ return $landing;
+ }
+ my $dom = &Apache::lonnet::host_domain($lonid);
+ if ($dom ne '') {
+ my $cachetime = 60*60*24;
+ my %domconfig =
+ &Apache::lonnet::get_dom('configuration',['login'],$dom);
+ if (ref($domconfig{'login'}) eq 'HASH') {
+ if (ref($domconfig{'login'}{'saml'}) eq 'HASH') {
+ if (ref($domconfig{'login'}{'saml'}{$lonid}) eq 'HASH') {
+ $landing = 1;
+ }
+ }
+ }
+ return &do_cache_new('samllanding',$lonid,$landing,$cachetime);
}
- return @ids;
+ return;
}
# ------------------------------------------------------------- Declutters URLs
@@ -6128,10 +13805,17 @@ sub current_machine_ids {
sub declutter {
my $thisfn=shift;
if ($thisfn=~m|^/enc/|) { $thisfn=&Apache::lonenc::unencrypted($thisfn); }
- $thisfn=~s/^\Q$perlvar{'lonDocRoot'}\E//;
+ unless ($thisfn=~m{^/home/httpd/html/priv/}) {
+ $thisfn=~s{^/home/httpd/html}{};
+ }
$thisfn=~s/^\///;
+ $thisfn=~s|^adm/wrapper/||;
+ $thisfn=~s|^adm/coursedocs/showdoc/||;
$thisfn=~s/^res\///;
- $thisfn=~s/\?.+$//;
+ $thisfn=~s/^priv\///;
+ unless (($thisfn =~ /^ext/) || ($thisfn =~ /\.(page|sequence)___\d+___ext/)) {
+ $thisfn=~s/\?.+$//;
+ }
return $thisfn;
}
@@ -6139,12 +13823,46 @@ sub declutter {
sub clutter {
my $thisfn='/'.&declutter(shift);
- unless ($thisfn=~/^\/(uploaded|editupload|adm|userfiles|ext|raw|priv|public)\//) {
+ if ($thisfn !~ m{^/(uploaded|editupload|adm|userfiles|ext|raw|priv|public)/}
+ || $thisfn =~ m{^/adm/(includes|pages)} ) {
$thisfn='/res'.$thisfn;
}
+ if ($thisfn !~m|^/adm|) {
+ if ($thisfn =~ m|^/ext/|) {
+ $thisfn='/adm/wrapper'.$thisfn;
+ } else {
+ my ($ext) = ($thisfn =~ /\.(\w+)$/);
+ my $embstyle=&Apache::loncommon::fileembstyle($ext);
+ if ($embstyle eq 'ssi'
+ || ($embstyle eq 'hdn')
+ || ($embstyle eq 'rat')
+ || ($embstyle eq 'prv')
+ || ($embstyle eq 'ign')) {
+ #do nothing with these
+ } elsif (($embstyle eq 'img')
+ || ($embstyle eq 'emb')
+ || ($embstyle eq 'wrp')) {
+ $thisfn='/adm/wrapper'.$thisfn;
+ } elsif ($embstyle eq 'unk'
+ && $thisfn!~/\.(sequence|page)$/) {
+ $thisfn='/adm/coursedocs/showdoc'.$thisfn;
+ } else {
+# &logthis("Got a blank emb style");
+ }
+ }
+ }
return $thisfn;
}
+sub clutter_with_no_wrapper {
+ my $uri = &clutter(shift);
+ if ($uri =~ m-^/adm/-) {
+ $uri =~ s-^/adm/wrapper/-/-;
+ $uri =~ s-^/adm/coursedocs/showdoc/-/-;
+ }
+ return $uri;
+}
+
sub freeze_escape {
my ($value)=@_;
if (ref($value)) {
@@ -6154,21 +13872,6 @@ sub freeze_escape {
return &escape($value);
}
-# -------------------------------------------------------- Escape Special Chars
-
-sub escape {
- my $str=shift;
- $str =~ s/(\W)/"%".unpack('H2',$1)/eg;
- return $str;
-}
-
-# ----------------------------------------------------- Un-Escape Special Chars
-
-sub unescape {
- my $str=shift;
- $str =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
- return $str;
-}
sub thaw_unescape {
my ($value)=@_;
@@ -6190,141 +13893,609 @@ sub correct_line_ends {
sub goodbye {
&logthis("Starting Shut down");
#not converted to using infrastruture and probably shouldn't be
- &logthis(sprintf("%-20s is %s",'%badServerCache',length(&freeze(\%badServerCache))));
+ &logthis(sprintf("%-20s is %s",'%badServerCache',length(&nfreeze(\%badServerCache))));
#converted
# &logthis(sprintf("%-20s is %s",'%metacache',scalar(%metacache)));
- &logthis(sprintf("%-20s is %s",'%homecache',length(&freeze(\%homecache))));
-# &logthis(sprintf("%-20s is %s",'%titlecache',length(&freeze(\%titlecache))));
-# &logthis(sprintf("%-20s is %s",'%courseresdatacache',length(&freeze(\%courseresdatacache))));
+ &logthis(sprintf("%-20s is %s",'%homecache',length(&nfreeze(\%homecache))));
+# &logthis(sprintf("%-20s is %s",'%titlecache',length(&nfreeze(\%titlecache))));
+# &logthis(sprintf("%-20s is %s",'%courseresdatacache',length(&nfreeze(\%courseresdatacache))));
#1.1 only
-# &logthis(sprintf("%-20s is %s",'%userresdatacache',length(&freeze(\%userresdatacache))));
-# &logthis(sprintf("%-20s is %s",'%getsectioncache',length(&freeze(\%getsectioncache))));
-# &logthis(sprintf("%-20s is %s",'%courseresversioncache',length(&freeze(\%courseresversioncache))));
-# &logthis(sprintf("%-20s is %s",'%resversioncache',length(&freeze(\%resversioncache))));
- &logthis(sprintf("%-20s is %s",'%remembered',length(&freeze(\%remembered))));
+# &logthis(sprintf("%-20s is %s",'%userresdatacache',length(&nfreeze(\%userresdatacache))));
+# &logthis(sprintf("%-20s is %s",'%getsectioncache',length(&nfreeze(\%getsectioncache))));
+# &logthis(sprintf("%-20s is %s",'%courseresversioncache',length(&nfreeze(\%courseresversioncache))));
+# &logthis(sprintf("%-20s is %s",'%resversioncache',length(&nfreeze(\%resversioncache))));
+ &logthis(sprintf("%-20s is %s",'%remembered',length(&nfreeze(\%remembered))));
&logthis(sprintf("%-20s is %s",'kicks',$kicks));
&logthis(sprintf("%-20s is %s",'hits',$hits));
&flushcourselogs();
&logthis("Shutting down");
- return DONE;
}
-BEGIN {
-# ----------------------------------- Read loncapa.conf and loncapa_apache.conf
- unless ($readit) {
-{
- # FIXME: Use LONCAPA::Configuration::read_conf here and omit next block
- open(my $config,") {
- if ($configline=~/\S/ && $configline =~ /^[^\#]*PerlSetVar/) {
- my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);
- chomp($varvalue);
- $perlvar{$varname}=$varvalue;
- }
+ my %alldns;
+ if (open(my $config,"<","$perlvar{'lonTabDir'}/hosts.tab")) {
+ foreach my $dns (<$config>) {
+ next if ($dns !~ /^\^(\S*)/x);
+ my $line = $1;
+ my ($host,$protocol) = split(/:/,$line);
+ if ($protocol ne 'https') {
+ $protocol = 'http';
+ }
+ $alldns{$host} = $protocol;
+ }
+ close($config);
+ }
+ while (%alldns) {
+ my ($dns) = sort { $b cmp $a } keys(%alldns);
+ my @content;
+ if ($dns eq Sys::Hostname::FQDN::fqdn()) {
+ my $command = (split('/',$url))[3];
+ my ($dir,$file) = &parse_getdns_url($command,$url);
+ delete($alldns{$dns});
+ next if (($dir eq '') || ($file eq ''));
+ if (open(my $config,'<',"$dir/$file")) {
+ @content = <$config>;
+ close($config);
+ }
+ } else {
+ my $ua=new LWP::UserAgent;
+ $ua->timeout(30);
+ my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url");
+ my $response=$ua->request($request);
+ delete($alldns{$dns});
+ next if ($response->is_error());
+ @content = split("\n",$response->content);
+ }
+ unless ($nocache) {
+ &do_cache_new('dns',$url,\@content,30*24*60*60);
+ }
+ &$func(\@content,$hashref);
+ return;
+ }
+ my $which = (split('/',$url))[3];
+ &logthis("unable to contact DNS defaulting to on disk file dns_$which.tab\n");
+ if (open(my $config,"<","$perlvar{'lonTabDir'}/dns_$which.tab")) {
+ my @content = <$config>;
+ &$func(\@content,$hashref);
}
- close($config);
+ return;
}
-{
- open(my $config,") {
- if ($configline =~ /^[^\#]*PerlSetVar/) {
- my ($dummy,$varname,$varvalue)=split(/\s+/,$configline);
- chomp($varvalue);
- $perlvar{$varname}=$varvalue;
+# ------------------------------------------------------Get DNS checksums file
+sub parse_dns_checksums_tab {
+ my ($lines,$hashref) = @_;
+ my $lonhost = $perlvar{'lonHostID'};
+ my $machine_dom = &Apache::lonnet::host_domain($lonhost);
+ my $loncaparev = &get_server_loncaparev($machine_dom);
+ my $distro = (split(/\:/,&get_server_distarch($lonhost)))[0];
+ my $webconfdir = '/etc/httpd/conf';
+ if ($distro =~ /^(ubuntu|debian)(\d+)$/) {
+ $webconfdir = '/etc/apache2';
+ } elsif ($distro =~ /^sles(\d+)$/) {
+ if ($1 >= 10) {
+ $webconfdir = '/etc/apache2';
+ }
+ } elsif ($distro =~ /^suse(\d+\.\d+)$/) {
+ if ($1 >= 10.0) {
+ $webconfdir = '/etc/apache2';
+ }
+ }
+ my ($release,$timestamp) = split(/\-/,$loncaparev);
+ my (%chksum,%revnum);
+ if (ref($lines) eq 'ARRAY') {
+ chomp(@{$lines});
+ my $version = shift(@{$lines});
+ if ($version eq $release) {
+ foreach my $line (@{$lines}) {
+ my ($file,$version,$shasum) = split(/,/,$line);
+ if ($file =~ m{^/etc/httpd/conf}) {
+ if ($webconfdir eq '/etc/apache2') {
+ $file =~ s{^\Q/etc/httpd/conf/\E}{$webconfdir/};
+ }
+ }
+ $chksum{$file} = $shasum;
+ $revnum{$file} = $version;
+ }
+ if (ref($hashref) eq 'HASH') {
+ %{$hashref} = (
+ sums => \%chksum,
+ versions => \%revnum,
+ );
+ }
}
}
- close($config);
+ return;
+}
+
+sub fetch_dns_checksums {
+ my %checksums;
+ my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'});
+ my $loncaparev = &get_server_loncaparev($machine_dom,$perlvar{'lonHostID'});
+ my ($release,$timestamp) = split(/\-/,$loncaparev);
+ &get_dns("/adm/dns/checksums/$release",\&parse_dns_checksums_tab,1,1,
+ \%checksums);
+ return \%checksums;
+}
+
+sub parse_getdns_url {
+ my ($command,$url) = @_;
+ my $dir = $perlvar{'lonTabDir'};
+ my $file;
+ if ($command eq 'hosts') {
+ $file = 'dns_hosts.tab';
+ } elsif ($command eq 'domain') {
+ $file = 'dns_domain.tab';
+ } elsif ($command eq 'checksums') {
+ my $version = (split('/',$url))[4];
+ $file = "dns_checksums/$version.tab",
+ }
+ return ($dir,$file);
}
# ------------------------------------------------------------ Read domain file
{
- %domaindescription = ();
- %domain_auth_def = ();
- %domain_auth_arg_def = ();
- my $fh;
- if (open($fh,"<".$Apache::lonnet::perlvar{'lonTabDir'}.'/domain.tab')) {
- while (<$fh>) {
- next if (/^(\#|\s*$)/);
-# next if /^\#/;
- chomp;
- my ($domain, $domain_description, $def_auth, $def_auth_arg,
- $def_lang, $city, $longi, $lati, $primary) = split(/:/,$_);
- $domain_auth_def{$domain}=$def_auth;
- $domain_auth_arg_def{$domain}=$def_auth_arg;
- $domaindescription{$domain}=$domain_description;
- $domain_lang_def{$domain}=$def_lang;
- $domain_city{$domain}=$city;
- $domain_longi{$domain}=$longi;
- $domain_lati{$domain}=$lati;
- $domain_primary{$domain}=$primary;
+ my $loaded;
+ my %domain;
- # &logthis("Domain.tab: $domain, $domain_auth_def{$domain}, $domain_auth_arg_def{$domain},$domaindescription{$domain}");
-# &logthis("Domain.tab: $domain ".$domaindescription{$domain} );
+ sub parse_domain_tab {
+ my ($lines) = @_;
+ foreach my $line (@$lines) {
+ next if ($line =~ /^(\#|\s*$ )/x);
+
+ chomp($line);
+ my ($name,@elements) = split(/:/,$line,9);
+ my %this_domain;
+ foreach my $field ('description', 'auth_def', 'auth_arg_def',
+ 'lang_def', 'city', 'longi', 'lati',
+ 'primary') {
+ $this_domain{$field} = shift(@elements);
+ }
+ $domain{$name} = \%this_domain;
}
}
- close ($fh);
+
+ sub reset_domain_info {
+ undef($loaded);
+ undef(%domain);
+ }
+
+ sub load_domain_tab {
+ my ($ignore_cache,$nocache) = @_;
+ &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache,$nocache);
+ my $fh;
+ if (open($fh,"<",$perlvar{'lonTabDir'}.'/domain.tab')) {
+ my @lines = <$fh>;
+ &parse_domain_tab(\@lines);
+ }
+ close($fh);
+ $loaded = 1;
+ }
+
+ sub domain {
+ &load_domain_tab() if (!$loaded);
+
+ my ($name,$what) = @_;
+ return if ( !exists($domain{$name}) );
+
+ if (!$what) {
+ return $domain{$name}{'description'};
+ }
+ return $domain{$name}{$what};
+ }
+
+ sub domain_info {
+ &load_domain_tab() if (!$loaded);
+ return %domain;
+ }
+
}
# ------------------------------------------------------------- Read hosts file
{
- open(my $config,"<$perlvar{'lonTabDir'}/hosts.tab");
+ my %hostname;
+ my %hostdom;
+ my %libserv;
+ my $loaded;
+ my %name_to_host;
+ my %internetdom;
+ my %LC_dns_serv;
+
+ sub parse_hosts_tab {
+ my ($file) = @_;
+ foreach my $configline (@$file) {
+ next if ($configline =~ /^(\#|\s*$ )/x);
+ chomp($configline);
+ if ($configline =~ /^\^/) {
+ if ($configline =~ /^\^([\w.\-]+)/) {
+ $LC_dns_serv{$1} = 1;
+ }
+ next;
+ }
+ my ($id,$domain,$role,$name,$protocol,$intdom)=split(/:/,$configline);
+ $name=~s/\s//g;
+ if ($id && $domain && $role && $name) {
+ if ((exists($hostname{$id})) && ($hostname{$id} ne '')) {
+ my $curr = $hostname{$id};
+ my $skip;
+ if (ref($name_to_host{$curr}) eq 'ARRAY') {
+ if (($curr eq $name) && (@{$name_to_host{$curr}} == 1)) {
+ $skip = 1;
+ } else {
+ @{$name_to_host{$curr}} = grep { $_ ne $id } @{$name_to_host{$curr}};
+ }
+ }
+ unless ($skip) {
+ push(@{$name_to_host{$name}},$id);
+ }
+ } else {
+ push(@{$name_to_host{$name}},$id);
+ }
+ $hostname{$id}=$name;
+ $hostdom{$id}=$domain;
+ if ($role eq 'library') { $libserv{$id}=$name; }
+ if (defined($protocol)) {
+ if ($protocol eq 'https') {
+ $protocol{$id} = $protocol;
+ } else {
+ $protocol{$id} = 'http';
+ }
+ } else {
+ $protocol{$id} = 'http';
+ }
+ if (defined($intdom)) {
+ $internetdom{$id} = $intdom;
+ }
+ }
+ }
+ }
+
+ sub reset_hosts_info {
+ &purge_remembered();
+ &reset_domain_info();
+ &reset_hosts_ip_info();
+ undef(%name_to_host);
+ undef(%hostname);
+ undef(%hostdom);
+ undef(%libserv);
+ undef($loaded);
+ }
- while (my $configline=<$config>) {
- next if ($configline =~ /^(\#|\s*$)/);
- chomp($configline);
- my ($id,$domain,$role,$name)=split(/:/,$configline);
- $name=~s/\s//g;
- if ($id && $domain && $role && $name) {
- $hostname{$id}=$name;
- $hostdom{$id}=$domain;
- if ($role eq 'library') { $libserv{$id}=$name; }
- }
+ sub load_hosts_tab {
+ my ($ignore_cache,$nocache) = @_;
+ &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache,$nocache);
+ open(my $config,"<","$perlvar{'lonTabDir'}/hosts.tab");
+ my @config = <$config>;
+ &parse_hosts_tab(\@config);
+ close($config);
+ $loaded=1;
}
- close($config);
- # FIXME: dev server don't want this, production servers _do_ want this
- #&get_iphost();
+
+ sub hostname {
+ &load_hosts_tab() if (!$loaded);
+
+ my ($lonid) = @_;
+ return $hostname{$lonid};
+ }
+
+ sub all_hostnames {
+ &load_hosts_tab() if (!$loaded);
+
+ return %hostname;
+ }
+
+ sub all_names {
+ my ($ignore_cache,$nocache) = @_;
+ &load_hosts_tab($ignore_cache,$nocache) if (!$loaded);
+
+ return %name_to_host;
+ }
+
+ sub all_host_domain {
+ &load_hosts_tab() if (!$loaded);
+ return %hostdom;
+ }
+
+ sub is_library {
+ &load_hosts_tab() if (!$loaded);
+
+ return exists($libserv{$_[0]});
+ }
+
+ sub all_library {
+ &load_hosts_tab() if (!$loaded);
+
+ return %libserv;
+ }
+
+ sub unique_library {
+ #2x reverse removes all hostnames that appear more than once
+ my %unique = reverse &all_library();
+ return reverse %unique;
+ }
+
+ sub get_servers {
+ &load_hosts_tab() if (!$loaded);
+
+ my ($domain,$type) = @_;
+ my %possible_hosts = ($type eq 'library') ? %libserv
+ : %hostname;
+ my %result;
+ if (ref($domain) eq 'ARRAY') {
+ while ( my ($host,$hostname) = each(%possible_hosts)) {
+ if (grep(/^\Q$hostdom{$host}\E$/,@$domain)) {
+ $result{$host} = $hostname;
+ }
+ }
+ } else {
+ while ( my ($host,$hostname) = each(%possible_hosts)) {
+ if ($hostdom{$host} eq $domain) {
+ $result{$host} = $hostname;
+ }
+ }
+ }
+ return %result;
+ }
+
+ sub get_unique_servers {
+ my %unique = reverse &get_servers(@_);
+ return reverse %unique;
+ }
+
+ sub host_domain {
+ &load_hosts_tab() if (!$loaded);
+
+ my ($lonid) = @_;
+ return $hostdom{$lonid};
+ }
+
+ sub all_domains {
+ &load_hosts_tab() if (!$loaded);
+
+ my %seen;
+ my @uniq = grep(!$seen{$_}++, values(%hostdom));
+ return @uniq;
+ }
+
+ sub internet_dom {
+ &load_hosts_tab() if (!$loaded);
+
+ my ($lonid) = @_;
+ return $internetdom{$lonid};
+ }
+
+ sub is_LC_dns {
+ &load_hosts_tab() if (!$loaded);
+
+ my ($hostname) = @_;
+ return exists($LC_dns_serv{$hostname});
+ }
+
}
-sub get_iphost {
- if (%iphost) { return %iphost; }
+{
+ my %iphost;
my %name_to_ip;
- foreach my $id (keys(%hostname)) {
- my $name=$hostname{$id};
- my $ip;
- if (!exists($name_to_ip{$name})) {
- $ip = gethostbyname($name);
- if (!$ip || length($ip) ne 4) {
- &logthis("Skipping host $id name $name no IP found\n");
- next;
+ my %lonid_to_ip;
+
+ sub get_hosts_from_ip {
+ my ($ip) = @_;
+ my %iphosts = &get_iphost();
+ if (ref($iphosts{$ip})) {
+ return @{$iphosts{$ip}};
+ }
+ return;
+ }
+
+ sub reset_hosts_ip_info {
+ undef(%iphost);
+ undef(%name_to_ip);
+ undef(%lonid_to_ip);
+ }
+
+ sub get_host_ip {
+ my ($lonid) = @_;
+ if (exists($lonid_to_ip{$lonid})) {
+ return $lonid_to_ip{$lonid};
+ }
+ my $name=&hostname($lonid);
+ my $ip = gethostbyname($name);
+ return if (!$ip || length($ip) ne 4);
+ $ip=inet_ntoa($ip);
+ $name_to_ip{$name} = $ip;
+ $lonid_to_ip{$lonid} = $ip;
+ return $ip;
+ }
+
+ sub get_iphost {
+ my ($ignore_cache,$nocache) = @_;
+
+ if (!$ignore_cache) {
+ if (%iphost) {
+ return %iphost;
+ }
+ my ($ip_info,$cached)=
+ &Apache::lonnet::is_cached_new('iphost','iphost');
+ if ($cached) {
+ %iphost = %{$ip_info->[0]};
+ %name_to_ip = %{$ip_info->[1]};
+ %lonid_to_ip = %{$ip_info->[2]};
+ return %iphost;
}
- $ip=inet_ntoa($ip);
- $name_to_ip{$name} = $ip;
- } else {
- $ip = $name_to_ip{$name};
}
- push(@{$iphost{$ip}},$id);
+
+ # get yesterday's info for fallback
+ my %old_name_to_ip;
+ my ($ip_info,$cached)=
+ &Apache::lonnet::is_cached_new('iphost','iphost');
+ if ($cached) {
+ %old_name_to_ip = %{$ip_info->[1]};
+ }
+
+ my %name_to_host = &all_names($ignore_cache,$nocache);
+ foreach my $name (keys(%name_to_host)) {
+ my $ip;
+ if (!exists($name_to_ip{$name})) {
+ $ip = gethostbyname($name);
+ if (!$ip || length($ip) ne 4) {
+ if (defined($old_name_to_ip{$name})) {
+ $ip = $old_name_to_ip{$name};
+ &logthis("Can't find $name defaulting to old $ip");
+ } else {
+ &logthis("Name $name no IP found");
+ next;
+ }
+ } else {
+ $ip=inet_ntoa($ip);
+ }
+ $name_to_ip{$name} = $ip;
+ } else {
+ $ip = $name_to_ip{$name};
+ }
+ foreach my $id (@{ $name_to_host{$name} }) {
+ $lonid_to_ip{$id} = $ip;
+ }
+ push(@{$iphost{$ip}},@{$name_to_host{$name}});
+ }
+ unless ($nocache) {
+ &do_cache_new('iphost','iphost',
+ [\%iphost,\%name_to_ip,\%lonid_to_ip],
+ 48*60*60);
+ }
+
+ return %iphost;
+ }
+
+ #
+ # Given a DNS returns the loncapa host name for that DNS
+ #
+ sub host_from_dns {
+ my ($dns) = @_;
+ my @hosts;
+ my $ip;
+
+ if (exists($name_to_ip{$dns})) {
+ $ip = $name_to_ip{$dns};
+ }
+ if (!$ip) {
+ $ip = gethostbyname($dns); # Initial translation to IP is in net order.
+ if (length($ip) == 4) {
+ $ip = &IO::Socket::inet_ntoa($ip);
+ }
+ }
+ if ($ip) {
+ @hosts = get_hosts_from_ip($ip);
+ return $hosts[0];
+ }
+ return undef;
+ }
+
+ sub get_internet_names {
+ my ($lonid) = @_;
+ return if ($lonid eq '');
+ my ($idnref,$cached)=
+ &Apache::lonnet::is_cached_new('internetnames',$lonid);
+ if ($cached) {
+ return $idnref;
+ }
+ my $ip = &get_host_ip($lonid);
+ my @hosts = &get_hosts_from_ip($ip);
+ my %iphost = &get_iphost();
+ my (@idns,%seen);
+ foreach my $id (@hosts) {
+ my $dom = &host_domain($id);
+ my $prim_id = &domain($dom,'primary');
+ my $prim_ip = &get_host_ip($prim_id);
+ next if ($seen{$prim_ip});
+ if (ref($iphost{$prim_ip}) eq 'ARRAY') {
+ foreach my $id (@{$iphost{$prim_ip}}) {
+ my $intdom = &internet_dom($id);
+ unless (grep(/^\Q$intdom\E$/,@idns)) {
+ push(@idns,$intdom);
+ }
+ }
+ }
+ $seen{$prim_ip} = 1;
+ }
+ return &do_cache_new('internetnames',$lonid,\@idns,12*60*60);
}
- return %iphost;
+
+}
+
+sub all_loncaparevs {
+ return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11);
+}
+
+# ------------------------------------------------------- Read loncaparev table
+{
+ sub load_loncaparevs {
+ if (-e "$perlvar{'lonTabDir'}/loncaparevs.tab") {
+ if (open(my $config,"<","$perlvar{'lonTabDir'}/loncaparevs.tab")) {
+ while (my $configline=<$config>) {
+ chomp($configline);
+ my ($hostid,$loncaparev)=split(/:/,$configline);
+ $loncaparevs{$hostid}=$loncaparev;
+ }
+ close($config);
+ }
+ }
+ }
+}
+
+# ----------------------------------------------------- Read serverhostID table
+{
+ sub load_serverhomeIDs {
+ if (-e "$perlvar{'lonTabDir'}/serverhomeIDs.tab") {
+ if (open(my $config,"<","$perlvar{'lonTabDir'}/serverhomeIDs.tab")) {
+ while (my $configline=<$config>) {
+ chomp($configline);
+ my ($name,$id)=split(/:/,$configline);
+ $serverhomeIDs{$name}=$id;
+ }
+ close($config);
+ }
+ }
+ }
+}
+
+
+BEGIN {
+
+# ----------------------------------- Read loncapa.conf and loncapa_apache.conf
+ unless ($readit) {
+{
+ my $configvars = LONCAPA::Configuration::read_conf('loncapa.conf');
+ %perlvar = (%perlvar,%{$configvars});
}
+
# ------------------------------------------------------ Read spare server file
{
- open(my $config,"<$perlvar{'lonTabDir'}/spare.tab");
+ open(my $config,"<","$perlvar{'lonTabDir'}/spare.tab");
while (my $configline=<$config>) {
chomp($configline);
if ($configline) {
- $spareid{$configline}=1;
+ my ($host,$type) = split(':',$configline,2);
+ if (!defined($type) || $type eq '') { $type = 'default' };
+ push(@{ $spareid{$type} }, $host);
}
}
close($config);
}
# ------------------------------------------------------------ Read permissions
{
- open(my $config,"<$perlvar{'lonTabDir'}/roles.tab");
+ open(my $config,"<","$perlvar{'lonTabDir'}/roles.tab");
while (my $configline=<$config>) {
chomp($configline);
@@ -6338,13 +14509,19 @@ sub get_iphost {
# -------------------------------------------- Read plain texts for permissions
{
- open(my $config,"<$perlvar{'lonTabDir'}/rolesplain.tab");
+ open(my $config,"<","$perlvar{'lonTabDir'}/rolesplain.tab");
while (my $configline=<$config>) {
chomp($configline);
if ($configline) {
- my ($short,$plain)=split(/:/,$configline);
- if ($plain ne '') { $prp{$short}=$plain; }
+ my ($short,@plain)=split(/:/,$configline);
+ %{$prp{$short}} = ();
+ if (@plain > 0) {
+ $prp{$short}{'std'} = $plain[0];
+ for (my $i=1; $i<@plain; $i++) {
+ $prp{$short}{'alt'.$i} = $plain[$i];
+ }
+ }
}
}
close($config);
@@ -6352,7 +14529,7 @@ sub get_iphost {
# ---------------------------------------------------------- Read package table
{
- open(my $config,"<$perlvar{'lonTabDir'}/packages.tab");
+ open(my $config,"<","$perlvar{'lonTabDir'}/packages.tab");
while (my $configline=<$config>) {
if ($configline !~ /\S/ || $configline=~/^#/) { next; }
@@ -6367,16 +14544,73 @@ sub get_iphost {
close($config);
}
+# --------------------------------------------------------- Read loncaparev table
+
+&load_loncaparevs();
+
+# ------------------------------------------------------- Read serverhostID table
+
+&load_serverhomeIDs();
+
+# ---------------------------------------------------------- Read releaseslist XML
+{
+ my $file = $Apache::lonnet::perlvar{'lonTabDir'}.'/releaseslist.xml';
+ if (-e $file) {
+ my $parser = HTML::LCParser->new($file);
+ while (my $token = $parser->get_token()) {
+ if ($token->[0] eq 'S') {
+ my $item = $token->[1];
+ my $name = $token->[2]{'name'};
+ my $value = $token->[2]{'value'};
+ if ($item ne '' && $name ne '' && $value ne '') {
+ my $release = $parser->get_text();
+ $release =~ s/(^\s*|\s*$ )//gx;
+ $needsrelease{$item.':'.$name.':'.$value} = $release;
+ }
+ }
+ }
+ }
+}
+
+# ---------------------------------------------------------- Read managers table
+{
+ if (-e "$perlvar{'lonTabDir'}/managers.tab") {
+ if (open(my $config,"<","$perlvar{'lonTabDir'}/managers.tab")) {
+ while (my $configline=<$config>) {
+ chomp($configline);
+ next if ($configline =~ /^\#/);
+ if (($configline =~ /^[\w\-]+$/) || ($configline =~ /^[\w\-]+\:[\w\-]+$/)) {
+ $managerstab{$configline} = 1;
+ }
+ }
+ close($config);
+ }
+ }
+}
+
# ------------- set up temporary directory
{
- $tmpdir = $perlvar{'lonDaemons'}.'/tmp/';
+ $tmpdir = LONCAPA::tempdir();
}
-$memcache=new Cache::Memcached({'servers'=>['127.0.0.1:11211']});
+# ------------- set default texengine (domain default overrides this)
+{
+ $deftex = LONCAPA::texengine();
+}
+
+# ------------- set default minimum length for passwords for internal auth users
+{
+ $passwdmin = LONCAPA::passwd_min();
+}
+
+$memcache=new Cache::Memcached({'servers' => ['127.0.0.1:11211'],
+ 'compress_threshold'=> 20_000,
+ });
$processmarker='_'.time.'_'.$perlvar{'lonHostID'};
$dumpcount=0;
+$locknum=0;
&logtouch();
&logthis('INFO: Read configuration');
@@ -6527,8 +14761,8 @@ were new keys. I.E. 1:foo will become 1:
Calling convention:
- my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname,$home);
- &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$home);
+ my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname);
+ &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$laststore);
For more detailed information, see lonnet specific documentation.
@@ -6544,7 +14778,7 @@ when the connection is brought back up
=item * B: unable to contact remote host and unable to save message
for later delivery
-=item * B: an error a occured, a description of the error follows the :
+=item * B: an error a occurred, a description of the error follows the :
=item * B: unable to fund a host associated with the user/domain
that was requested
@@ -6559,16 +14793,27 @@ that was requested
=item *
X
-B: the value of %hash is written to
+B: the value of %{$hashref} is written to
the user envirnoment file, and will be restored for each access this
user makes during this session, also modifies the %env for the current
-process
+process. Optional rolesarrayref - if defined contains a reference to an array
+of roles which are exempt from the restriction on modifying user.role entries
+in the user's environment.db and in %env.
=item *
X
-B: removes all items from the session
-environment file that matches the regular expression in $regexp. The
-values are also delted from the current processes %env.
+B: removes all items from the session
+environment file that begin with $delthis. If the
+optional second arg - $regexp - is true, $delthis is treated as a
+regular expression, otherwise \Q$delthis\E is used.
+The values are also deleted from the current processes %env.
+
+=item * get_env_multiple($name)
+
+gets $name from the %env hash, it seemlessly handles the cases where multiple
+values may be defined and end up as an array ref.
+
+returns an array of values
=back
@@ -6583,9 +14828,14 @@ authentication scheme
=item *
X
-B: try to
+B: try to
authenticate user from domain's lib servers (first use the current
one). C<$upass> should be the users password.
+$checkdefauth is optional (value is 1 if a check should be made to
+ authenticate user using default authentication method, and allow
+ account creation if username does not have account in the domain).
+$clientcancheckhost is optional (value is 1 if checking whether the
+ server can host will occur on the client side in lonauth.pm).
=item *
X
@@ -6611,7 +14861,13 @@ B: store away a list
=item *
X
-B: get user privileges
+B: get user privileges.
+returns user role, first access and timer interval hashes
+
+=item *
+X
+B: returns a true if user has a
+privileged and active role (i.e. su or dc), false otherwise.
=item *
X
@@ -6624,6 +14880,16 @@ X
B: gets the values of the keys
passed in @what from the requested user's environment, returns a hash
+=item *
+X
+B: retrieves data from a user's
+activity.log file. %filters defines filters applied when parsing the
+log file. These can be start or end timestamps, or the type of action
+- log to look for Login or Logout events, check for Checkin or
+Checkout, role for role selection. The response is in the form
+timestamp1:hostid1:event1×tamp2:hostid2:event2 where events are
+escaped strings of the action recorded in the activity.log file.
+
=back
=head2 User Roles
@@ -6632,24 +14898,112 @@ passed in @what from the requested user'
=item *
-allowed($priv,$uri) : check for a user privilege; returns codes for allowed
-actions
+allowed($priv,$uri,$symb,$role,$clientip,$noblockcheck) : check for a user privilege;
+returns codes for allowed actions.
+
+The first argument is required, all others are optional.
+
+$priv is the privilege being checked.
+$uri contains additional information about what is being checked for access (e.g.,
+URL, course ID etc.).
+$symb is the unique resource instance identifier in a course; if needed,
+but not provided, it will be retrieved via a call to &symbread().
+$role is the role for which a priv is being checked (only used if priv is evb).
+$clientip is the user's IP address (only used when checking for access to portfolio
+files).
+$noblockcheck, if true, skips calls to &has_comm_blocking() for the bre priv. This
+prevents recursive calls to &allowed.
+
F: full access
U,I,K: authentication modes (cxx only)
'': forbidden
1: user needs to choose course
2: browse allowed
+ A: passphrase authentication needed
+ B: access temporarily blocked because of a blocking event in a course.
+
+=item *
+
+constructaccess($url,$setpriv) : check for access to construction space URL
+
+See if the owner domain and name in the URL match those in the
+expected environment. If so, return three element list
+($ownername,$ownerdomain,$ownerhome).
+
+Otherwise return the null string.
+
+If second argument 'setpriv' is true, it assigns the privileges,
+and returns the same three element list, unless the owner has
+blocked "ad hoc" Domain Coordinator access to the Author Space,
+in which case the null string is returned.
+
+=item *
+
+definerole($rolename,$sysrole,$domrole,$courole,$uname,$udom) : define role;
+define a custom role rolename set privileges in format of lonTabs/roles.tab
+for system, domain, and course level. $uname and $udom are optional (current
+user's username and domain will be used when either of $uname or $udom are absent.
+
+=item *
+
+plaintext($short,$type,$cid,$forcedefault) : return value in %prp hash
+(rolesplain.tab); plain text explanation of a user role term.
+$type is Course (default) or Community.
+If $forcedefault evaluates to true, text returned will be default
+text for $type. Otherwise, if this is a course, the text returned
+will be a custom name for the role (if defined in the course's
+environment). If no custom name is defined the default is returned.
+
+=item *
+
+get_my_roles($uname,$udom,$context,$types,$roles,$roledoms,$withsec,$hidepriv) :
+All arguments are optional. Returns a hash of a roles, either for
+co-author/assistant author roles for a user's Construction Space
+(default), or if $context is 'userroles', roles for the user himself,
+In the hash, keys are set to colon-separated $uname,$udom,$role, and
+(optionally) if $withsec is true, a fourth colon-separated item - $section.
+For each key, value is set to colon-separated start and end times for
+the role. If no username and domain are specified, will default to
+current user/domain. Types, roles, and roledoms are references to arrays
+of role statuses (active, future or previous), roles
+(e.g., cc,in, st etc.) and domains of the roles which can be used
+to restrict the list of roles reported. If no array ref is
+provided for types, will default to return only active roles.
+
+=item *
+
+in_course($udom,$uname,$cdom,$cnum,$type,$hideprivileged) : determine if
+user: $uname:$udom has a role in the course: $cdom_$cnum.
+
+Additional optional arguments are: $type (if role checking is to be restricted
+to certain user status types -- previous (expired roles), active (currently
+available roles) or future (roles available in the future), and
+$hideprivileged -- if true will not report course roles for users who
+have active Domain Coordinator role in course's domain or in additional
+domains (specified in 'Domains to check for privileged users' in course
+environment -- set via: Course Settings -> Classlists and staff listing).
=item *
-definerole($rolename,$sysrole,$domrole,$courole) : define role; define a custom
-role rolename set privileges in format of lonTabs/roles.tab for system, domain,
-and course level
+privileged($username,$domain,$possdomains,$possroles) : returns 1 if user
+$username:$domain is a privileged user (e.g., Domain Coordinator or Super User)
+$possdomains and $possroles are optional array refs -- to domains to check and
+roles to check. If $possdomains is not specified, a dump will be done of the
+users' roles.db to check for a dc or su role in any domain. This can be
+time consuming if &privileged is called repeatedly (e.g., when displaying a
+classlist), so in such cases, supplying a $possdomains array is preferred, as
+this then allows &privileged_by_domain() to be used, which caches the identity
+of privileged users, eliminating the need for repeated calls to &dump().
=item *
-plaintext($short) : return value in %prp hash (rolesplain.tab); plain text
-explanation of a user role term
+privileged_by_domain($possdomains,$roles) : returns a hash of a hash of a hash,
+where the outer hash keys are domains specified in the $possdomains array ref,
+next inner hash keys are privileged roles specified in the $roles array ref,
+and the innermost hash contains key = value pairs for username:domain = end:start
+for active or future "privileged" users with that role in that domain. To avoid
+repeated dumps of domain roles -- via &get_domain_roles() -- contents of the
+innerhash are cached using priv_$role and $dom as the identifiers.
=back
@@ -6659,7 +15013,7 @@ explanation of a user role term
=item *
-assignrole($udom,$uname,$url,$role,$end,$start) : assign role; give a role to a
+assignrole($udom,$uname,$url,$role,$end,$start,$deleteflag,$selfenroll,$context) : assign role; give a role to a
user for the level given by URL. Optional start and end dates (leave empty
string or zero for "no date")
@@ -6676,16 +15030,24 @@ modifyuserauth($udom,$uname,$umode,$upas
=item *
-modifyuser($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene) :
-modify user
+modifyuser($udom,$uname,$uid,$umode,$upass,$first,$middle,$last, $gene,
+ $forceid,$desiredhome,$email,$inststatus,$candelete) :
+
+will update user information (firstname,middlename,lastname,generation,
+permanentemail), and if forceid is true, student/employee ID also.
+A user's institutional affiliation(s) can also be updated.
+User information fields will not be overwritten with empty entries
+unless the field is included in the $candelete array reference.
+This array is included when a single user is modified via "Manage Users",
+or when Autoupdate.pl is run by cron in a domain.
=item *
modifystudent
-modify a students enrollment and identification information.
-The course id is resolved based on the current users environment.
-This means the envoking user must be a course coordinator or otherwise
+modify a student's enrollment and identification information.
+The course id is resolved based on the current user's environment.
+This means the invoking user must be a course coordinator or otherwise
associated with a course.
This call is essentially a wrapper for lonnet::modifyuser and
@@ -6695,25 +15057,25 @@ Inputs:
=over 4
-=item B<$udom> Students loncapa domain
+=item B<$udom> Student's loncapa domain
-=item B<$uname> Students loncapa login name
+=item B<$uname> Student's loncapa login name
-=item B<$uid> Students id/student number
+=item B<$uid> Student/Employee ID
-=item B<$umode> Students authentication mode
+=item B<$umode> Student's authentication mode
-=item B<$upass> Students password
+=item B<$upass> Student's password
-=item B<$first> Students first name
+=item B<$first> Student's first name
-=item B<$middle> Students middle name
+=item B<$middle> Student's middle name
-=item B<$last> Students last name
+=item B<$last> Student's last name
-=item B<$gene> Students generation
+=item B<$gene> Student's generation
-=item B<$usec> Students section in course
+=item B<$usec> Student's section in course
=item B<$end> Unix time of the roles expiration
@@ -6723,26 +15085,42 @@ Inputs:
=item B<$desiredhome> server to use as home server for student
+=item B<$email> Student's permanent e-mail address
+
+=item B<$type> Type of enrollment (auto or manual)
+
+=item B<$locktype> boolean - enrollment type locked to prevent Autoenroll.pl changing manual to auto
+
+=item B<$cid> courseID - needed if a course role is assigned by a user whose current role is DC
+
+=item B<$selfenroll> boolean - 1 if user role change occurred via self-enrollment
+
+=item B<$context> role change context (shown in User Management Logs display in a course)
+
+=item B<$inststatus> institutional status of user - : separated string of escaped status types
+
+=item B<$credits> Number of credits student will earn from this class - only needs to be supplied if value needs to be different from default credits for class.
+
=back
=item *
modify_student_enrollment
-Change a students enrollment status in a class. The environment variable
+Change a student's enrollment status in a class. The environment variable
'role.request.course' must be defined for this function to proceed.
Inputs:
=over 4
-=item $udom, students domain
+=item $udom, student's domain
-=item $uname, students name
+=item $uname, student's name
-=item $uid, students user id
+=item $uid, student's user id
-=item $first, students first name
+=item $first, student's first name
=item $middle
@@ -6756,6 +15134,20 @@ Inputs:
=item $start
+=item $type
+
+=item $locktype
+
+=item $cid
+
+=item $selfenroll
+
+=item $context
+
+=item $credits, number of credits student will earn from this class
+
+=item $instsec, institutional course section code for student
+
=back
@@ -6781,17 +15173,49 @@ revokecustomrole($udom,$uname,$url,$role
=item *
-coursedescription($courseid) : returns a hash of information about the
+coursedescription($courseid,$options) : returns a hash of information about the
specified course id, including all environment settings for the
course, the description of the course will be in the hash under the
key 'description'
+$options is an optional parameter that if supplied is a hash reference that controls
+what how this function works. It has the following key/values:
+
+=over 4
+
+=item freshen_cache
+
+If defined, and the environment cache for the course is valid, it is
+returned in the returned hash.
+
+=item one_time
+
+If defined, the last cache time is set to _now_
+
+=item user
+
+If defined, the supplied username is used instead of the current user.
+
+
+=back
+
=item *
resdata($name,$domain,$type,@which) : request for current parameter
setting for a specific $type, where $type is either 'course' or 'user',
@what should be a list of parameters to ask about. This routine caches
-answers for 5 minutes.
+answers for 10 minutes.
+
+=item *
+
+get_courseresdata($courseid, $domain) : dump the entire course resource
+data base, returning a hash that is keyed by the resource name and has
+values that are the resource value. I believe that the timestamps and
+versions are also returned.
+
+get_numsuppfiles($cnum,$cdom) : retrieve number of files in a course's
+supplemental content area. This routine caches the number of files for
+10 minutes.
=back
@@ -6806,7 +15230,106 @@ database) for a course
=item *
-createcourse($udom,$description,$url) : make/modify course
+createcourse($udom,$description,$url,$course_server,$nonstandard,$inst_code,$course_owner,$crstype,$cnum) : make course
+
+=item *
+
+generate_coursenum($udom,$crstype) : get a unique (unused) course number in domain $udom for course type $crstype (Course or Community).
+
+=item *
+
+is_course($courseid), is_course($cdom, $cnum)
+
+Accepts either a combined $courseid (in the form of domain_courseid) or the
+two component version $cdom, $cnum. It checks if the specified course exists.
+
+Returns:
+ undef if the course doesn't exist, otherwise
+ in scalar context the combined courseid.
+ in list context the two components of the course identifier, domain and
+ courseid.
+
+=back
+
+=head2 Bubblesheet Configuration
+
+=over 4
+
+=item *
+
+get_scantron_config($which)
+
+$which - the name of the configuration to parse from the file.
+
+Parses and returns the bubblesheet configuration line selected as a
+hash of configuration file fields.
+
+
+Returns:
+ If the named configuration is not in the file, an empty
+ hash is returned.
+
+ a hash with the fields
+ name - internal name for the this configuration setup
+ description - text to display to operator that describes this config
+ CODElocation - if 0 or the string 'none'
+ - no CODE exists for this config
+ if -1 || the string 'letter'
+ - a CODE exists for this config and is
+ a string of letters
+ Unsupported value (but planned for future support)
+ if a positive integer
+ - The CODE exists as the first n items from
+ the question section of the form
+ if the string 'number'
+ - The CODE exists for this config and is
+ a string of numbers
+ CODEstart - (only matter if a CODE exists) column in the line where
+ the CODE starts
+ CODElength - length of the CODE
+ IDstart - column where the student/employee ID starts
+ IDlength - length of the student/employee ID info
+ Qstart - column where the information from the bubbled
+ 'questions' start
+ Qlength - number of columns comprising a single bubble line from
+ the sheet. (usually either 1 or 10)
+ Qon - either a single character representing the character used
+ to signal a bubble was chosen in the positional setup, or
+ the string 'letter' if the letter of the chosen bubble is
+ in the final, or 'number' if a number representing the
+ chosen bubble is in the file (1->A 0->J)
+ Qoff - the character used to represent that a bubble was
+ left blank
+ PaperID - if the scanning process generates a unique number for each
+ sheet scanned the column that this ID number starts in
+ PaperIDlength - number of columns that comprise the unique ID number
+ for the sheet of paper
+ FirstName - column that the first name starts in
+ FirstNameLength - number of columns that the first name spans
+ LastName - column that the last name starts in
+ LastNameLength - number of columns that the last name spans
+ BubblesPerRow - number of bubbles available in each row used to
+ bubble an answer. (If not specified, 10 assumed).
+
+
+=item *
+
+get_scantronformat_file($cdom)
+
+$cdom - the course's domain (optional); if not supplied, uses
+domain for current $env{'request.course.id'}.
+
+Returns an array containing lines from the scantron format file for
+the domain of the course.
+
+If a url for a custom.tab file is listed in domain's configuration.db,
+lines are from this file.
+
+Otherwise, if a default.tab has been published in RES space by the
+domainconfig user, lines are from this file.
+
+Otherwise, fall back to getting lines from the legacy file on the
+local server: /home/httpd/lonTabs/default_scantronformat.tab
=back
@@ -6835,10 +15358,15 @@ resource. Expects the local filesystem p
=item *
-EXT($varname,$symb,$udom,$uname) : evaluates and returns the value of
-a vairety of different possible values, $varname should be a request
-string, and the other parameters can be used to specify who and what
-one is asking about.
+EXT($varname,$symb,$udom,$uname,$usection,$recurse,$cid) : evaluates
+and returns the value of a variety of different possible values,
+$varname should be a request string, and the other parameters can be
+used to specify who and what one is asking about. Ordinarily, $cid
+does not need to be specified, as it is retrived from
+$env{'request.course.id'}, but &Apache::lonnet::EXT() is called
+within lonuserstate::loadmap() when initializing a course, before
+$env{'request.course.id'} has been set, so it needs to be provided
+in that one case.
Possible values for $varname are environment.lastname (or other item
from the envirnment hash), user.name (or someother aspect about the
@@ -6871,17 +15399,32 @@ will be stored for query
=item *
-symbread($filename) : return symbolic list entry (filename argument optional);
+symbread($filename,$donotrecurse,$ignorecachednull,$checkforblock,$possibles) :
+return symbolic list entry (all arguments optional).
+
+Args: filename is the filename (including path) for the file for which a symb
+is required; donotrecurse, if true will prevent calls to allowed() being made
+to check access status if more than one resource was found in the bighash
+(see rev. 1.249) to avoid an infinite loop if an ambiguous resource is part of
+a randompick); ignorecachednull, if true will prevent a symb of '' being
+returned if $env{$cache_str} is defined as ''; checkforblock if true will
+cause possible symbs to be checked to determine if they are subject to content
+blocking, if so they will not be included as possible symbs; possibles is a
+ref to a hash, which, as a side effect, will be populated with all possible
+symbs (content blocking not tested).
+
returns the data handle
=item *
-symbverify($symb,$thisfn) : verifies that $symb actually exists and is
-a possible symb for the URL in $thisfn, and if is an encryypted
+symbverify($symb,$thisfn,$encstate) : verifies that $symb actually exists
+and is a possible symb for the URL in $thisfn, and if is an encrypted
resource that the user accessed using /enc/ returns a 1 on success, 0
-on failure, user must be in a course, as it assumes the existance of
-the course initial hash, and uses $env('request.course.id'}
-
+on failure, user must be in a course, as it assumes the existence of
+the course initial hash, and uses $env('request.course.id'}. The third
+arg is an optional reference to a scalar. If this arg is passed in the
+call to symbverify, it will be set to 1 if the symb has been set to be
+encrypted; otherwise it will be null.
=item *
@@ -6934,6 +15477,34 @@ expirespread($uname,$udom,$stype,$usymb)
devalidate($symb) : devalidate temporary spreadsheet calculations,
forcing spreadsheet to reevaluate the resource scores next time.
+=item *
+
+can_edit_resource($file,$cnum,$cdom,$resurl,$symb,$group) : determine if current user can edit a particular resource,
+when viewing in course context.
+
+ input: six args -- filename (decluttered), course number, course domain,
+ url, symb (if registered) and group (if this is a
+ group item -- e.g., bulletin board, group page etc.).
+
+ output: array of five scalars --
+ $cfile -- url for file editing if editable on current server
+ $home -- homeserver of resource (i.e., for author if published,
+ or course if uploaded.).
+ $switchserver -- 1 if server switch will be needed.
+ $forceedit -- 1 if icon/link should be to go to edit mode
+ $forceview -- 1 if icon/link should be to go to view mode
+
+=item *
+
+is_course_upload($file,$cnum,$cdom)
+
+Used in course context to determine if current file was uploaded to
+the course (i.e., would be found in /userfiles/docs on the course's
+homeserver.
+
+ input: 3 args -- filename (decluttered), course number and course domain.
+ output: boolean -- 1 if file was uploaded.
+
=back
=head2 Storing/Retreiving Data
@@ -6942,15 +15513,21 @@ forcing spreadsheet to reevaluate the re
=item *
-store($storehash,$symb,$namespace,$udom,$uname) : stores hash permanently
-for this url; hashref needs to be given and should be a \%hashname; the
-remaining args aren't required and if they aren't passed or are '' they will
-be derived from the env
+store($storehash,$symb,$namespace,$udom,$uname,$laststore) : stores hash
+permanently for this url; hashref needs to be given and should be a \%hashname;
+the remaining args aren't required and if they aren't passed or are '' they will
+be derived from the env (with the exception of $laststore, which is an
+optional arg used when a user's submission is stored in grading).
+$laststore is $version=$timestamp, where $version is the most recent version
+number retrieved for the corresponding $symb in the $namespace db file, and
+$timestamp is the timestamp for that transaction (UNIX time).
+$laststore is currently only passed when cstore() is called by
+structuretags::finalize_storage().
=item *
-cstore($storehash,$symb,$namespace,$udom,$uname) : same as store but
-uses critical subroutine
+cstore($storehash,$symb,$namespace,$udom,$uname,$laststore) : same as store
+but uses critical subroutine
=item *
@@ -6959,6 +15536,28 @@ all args are optional
=item *
+dumpstore($namespace,$udom,$uname,$regexp,$range) :
+dumps the complete (or key matching regexp) namespace into a hash
+($udom, $uname, $regexp, $range are optional) for a namespace that is
+normally &store()ed into
+
+$range should be either an integer '100' (give me the first 100
+ matching records)
+ or be two integers sperated by a - with no spaces
+ '30-50' (give me the 30th through the 50th matching
+ records)
+
+
+=item *
+
+putstore($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog) :
+replaces a &store() version of data with a replacement set of data
+for a particular resource in a namespace passed in the $storehash hash
+reference. If $tolog is true, the transaction is logged in the courselog
+with an action=PUTSTORE.
+
+=item *
+
tmpstore($storehash,$symb,$namespace,$udom,$uname) : storage that
works very similar to store/cstore, but all data is stored in a
temporary location and can be reset using tmpreset, $storehash should
@@ -6988,10 +15587,15 @@ namesp ($udom and $uname are optional)
=item *
-dump($namespace,$udom,$uname,$regexp) :
+dump($namespace,$udom,$uname,$regexp,$range) :
dumps the complete (or key matching regexp) namespace into a hash
-($udom, $uname and $regexp are optional)
+($udom, $uname, $regexp, $range are optional)
+$range should be either an integer '100' (give me the first 100
+ matching records)
+ or be two integers sperated by a - with no spaces
+ '30-50' (give me the 30th through the 50th matching
+ records)
=item *
inc($namespace,$store,$udom,$uname) : increments $store in $namespace.
@@ -7007,19 +15611,33 @@ put($namespace,$storehash,$udom,$uname)
=item *
-putstore($namespace,$storehash,$udomain,$uname) : stores hash in namesp
-keys used in storehash include version information (e.g., 1:$symb:message etc.) as
-used in records written by &store and retrieved by &restore. This function
-was created for use in editing discussion posts, without incrementing the
-version number included in the key for a particular post. The colon
-separated list of attribute names (e.g., the value associated with the key
-1:keys:$symb) is also generated and passed in the ampersand separated
-items sent to lonnet::reply().
+cput($namespace,$storehash,$udom,$uname) : critical put
+($udom and $uname are optional)
=item *
-cput($namespace,$storehash,$udom,$uname) : critical put
-($udom and $uname are optional)
+newput($namespace,$storehash,$udom,$uname) :
+
+Attempts to store the items in the $storehash, but only if they don't
+currently exist, if this succeeds you can be certain that you have
+successfully created a new key value pair in the $namespace db.
+
+
+Args:
+ $namespace: name of database to store values to
+ $storehash: hashref to store to the db
+ $udom: (optional) domain of user containing the db
+ $uname: (optional) name of user caontaining the db
+
+Returns:
+ 'ok' -> succeeded in storing all keys of $storehash
+ 'key_exists: ' -> failed to anything out of $storehash, as at
+ least already existed in the db (other
+ requested keys may also already exist)
+ 'error: ' -> unable to tie the DB or other error occurred
+ 'con_lost' -> unable to contact request server
+ 'refused' -> action was not allowed by remote machine
+
=item *
@@ -7032,6 +15650,106 @@ reference filled in from namesp (encrypt
log($udom,$name,$home,$message) : write to permanent log for user; use
critical subroutine
+=item *
+
+get_dom($namespace,$storearr,$udom,$uhome) : returns hash with keys from
+array reference filled in from namespace found in domain level on either
+specified domain server ($uhome) or primary domain server ($udom and $uhome are optional).
+
+=item *
+
+put_dom($namespace,$storehash,$udom,$uhome) : stores hash in namespace at
+domain level either on specified domain server ($uhome) or primary domain
+server ($udom and $uhome are optional)
+
+=item *
+
+get_domain_defaults($target_domain,$ignore_cache) : returns hash with defaults
+for: authentication, language, quotas, timezone, date locale, and portal URL in
+the target domain.
+
+May also include additional key => value pairs for the following groups:
+
+=over
+
+=item
+disk quotas (MB allocated by default to portfolios and authoring spaces).
+
+=over
+
+=item defaultquota, authorquota
+
+=back
+
+=item
+tools (availability of aboutme page, blog, webDAV access for authoring spaces,
+portfolio for users).
+
+=over
+
+=item
+aboutme, blog, webdav, portfolio
+
+=back
+
+=item
+requestcourses: ability to request courses, and how requests are processed.
+
+=over
+
+=item
+official, unofficial, community, textbook
+
+=back
+
+=item
+inststatus: types of institutional affiliation, and order in which they are displayed.
+
+=over
+
+=item
+inststatustypes, inststatusorder, inststatusguest
+
+=back
+
+=item
+coursedefaults: can PDF forms can be created, default credits for courses, default quotas (MB)
+for course's uploaded content.
+
+=over
+
+=item
+canuse_pdfforms, officialcredits, unofficialcredits, textbookcredits, officialquota, unofficialquota,
+communityquota, textbookquota
+
+=back
+
+=item
+usersessions: set options for hosting of your users in other domains, and hosting of users from other domains
+on your servers.
+
+=over
+
+=item
+remotesessions, hostedsessions
+
+=back
+
+=back
+
+In cases where a domain coordinator has never used the "Set Domain Configuration"
+utility to create a configuration.db file on a domain's primary library server
+only the following domain defaults: auth_def, auth_arg_def, lang_def
+-- corresponding values are authentication type (internal, krb4, krb5,
+or localauth), initial password or a kerberos realm, language (e.g., en-us) --
+will be available. Values are retrieved from cache (if current), unless the
+optional $ignore_cache arg is true, or from domain's configuration.db (if available),
+or lastly from values in lonTabs/dns_domain,tab, or lonTabs/domain.tab.
+
+Typical usage:
+
+%domdefaults = &get_domain_defaults($target_domain);
+
=back
=head2 Network Status Functions
@@ -7040,14 +15758,96 @@ critical subroutine
=item *
-dirlist($uri) : return directory list based on URI
+dirlist() : return directory list based on URI (first arg).
+
+Inputs: 1 required, 5 optional.
+
+=over
+
+=item
+$uri - path to file in filesystem (starts: /res or /userfiles/). Required.
+
+=item
+$userdomain - domain of user/course to be listed. Extracted from $uri if absent.
+
+=item
+$username - username of user/course to be listed. Extracted from $uri if absent.
+
+=item
+$getpropath - boolean: 1 if prepend path using &propath().
+
+=item
+$getuserdir - boolean: 1 if prepend path for "userfiles".
+
+=item
+$alternateRoot - path to prepend in place of path from $uri.
+
+=back
+
+Returns: Array of up to two items.
+
+=over
+
+a reference to an array of files/subdirectories
+
+=over
+
+Each element in the array of files/subdirectories is a & separated list of
+item name and the result of running stat on the item. If dirlist was requested
+for a file instead of a directory, the item name will be ''. For a directory
+listing, if the item is a metadata file, the element will end &N&M
+(where N amd M are either 0 or 1, corresponding to obsolete set (1), or
+default copyright set (1).
+
+=back
+
+a scalar containing error condition (if encountered).
+
+=over
+
+=item
+no_host (no homeserver identified for $username:$domain).
+
+=item
+no_such_host (server contacted for listing not identified as valid host).
+
+=item
+con_lost (connection to remote server failed).
+
+=item
+refused (invalid $username:$domain received on lond side).
+
+=item
+no_such_dir (directory at specified path on lond side does not exist).
+
+=item
+empty (directory at specified path on lond side is empty).
+
+=over
+
+This is currently not encountered because the &ls3, &ls2,
+&ls (_handler) routines on the lond side do not filter out
+. and .. from a directory listing.
+
+=back
+
+=back
+
+=back
=item *
spareserver() : find server with least workload from spare.tab
+
+=item *
+
+host_from_dns($dns) : Returns the loncapa hostname corresponding to a DNS name or undef
+if there is no corresponding loncapa host.
+
=back
+
=head2 Apache Request
=over 4
@@ -7095,11 +15895,12 @@ splitting on '&', supports elements that
=head2 Logging Routines
-=over 4
These routines allow one to make log messages in the lonnet.log and
lonnet.perm logfiles.
+=over 4
+
=item *
logtouch() : make sure the logfile, lonnet.log, exists
@@ -7115,6 +15916,7 @@ logperm() : append a permanent message t
file never gets deleted by any automated portion of the system, only
messages of critical importance should go in here.
+
=back
=head2 General File Helper Routines
@@ -7147,6 +15949,16 @@ getfile($file,$caller) : two cases - req
- returns the entire contents of a file or -1;
it properly subscribes to and replicates the file if neccessary.
+
+=item *
+
+stat_file($url) : $url is expected to be a /res/ or /uploaded/ style file
+ reference
+
+returns either a stat() list of data about the file or an empty list
+if the file doesn't exist or couldn't find out about it (connection
+problems or user unknown)
+
=item *
filelocation($dir,$file) : returns file system location of a file
@@ -7161,7 +15973,8 @@ filelocation except for hrefs
=item *
-declutter() : declutters URLs (remove docroot, beginning slashes, 'res' etc)
+declutter() : declutters URLs -- remove beginning slashes, 'res' etc.
+also removes beginning /home/httpd/html unless /priv/ follows it.
=back
@@ -7178,8 +15991,10 @@ userfileupload(): main rotine for puttin
filename, and the contents of the file to create/modifed exist
the filename is in $env{'form.'.$formname.'.filename'} and the
contents of the file is located in $env{'form.'.$formname}
- coursedoc - if true, store the file in the course of the active role
- of the current user
+ context - if coursedoc, store the file in the course of the active role
+ of the current user;
+ if 'existingfile': store in 'overwrites' in /home/httpd/perl/tmp
+ if 'canceloverwrite': delete file in tmp/overwrites directory
subdir - required - subdirectory to put the file in under ../userfiles/
if undefined, it will be placed in "unknown"
@@ -7201,16 +16016,30 @@ returns: the new clean filename
=item *
-finishuserfileupload(): routine that creaes and sends the file to
+finishuserfileupload(): routine that creates and sends the file to
userspace, probably shouldn't be called directly
docuname: username or courseid of destination for the file
docudom: domain of user/course of destination for the file
formname: same as for userfileupload()
- fname: filename (inculding subdirectories) for the file
+ fname: filename (including subdirectories) for the file
+ parser: if 'parse', will parse (html) file to extract references to objects, links etc.
+ if hashref, and context is scantron, will convert csv format to standard format
+ allfiles: reference to hash used to store objects found by parser
+ codebase: reference to hash used for codebases of java objects found by parser
+ thumbwidth: width (pixels) of thumbnail to be created for uploaded image
+ thumbheight: height (pixels) of thumbnail to be created for uploaded image
+ resizewidth: width to be used to resize image using resizeImage from ImageMagick
+ resizeheight: height to be used to resize image using resizeImage from ImageMagick
+ context: if 'overwrite', will move the uploaded file from its temporary location to
+ userfiles to facilitate overwriting a previously uploaded file with same name.
+ mimetype: reference to scalar to accommodate mime type determined
+ from File::MMagic if $parser = parse.
returns either the url of the uploaded file (/uploaded/....) if successful
- and /adm/notfound.html if unsuccessful
+ and /adm/notfound.html if unsuccessful (or an error message if context
+ was 'overwrite').
+
=item *
@@ -7247,6 +16076,140 @@ removeuploadedurl(): convience function
Args:
url: a full /uploaded/... url to delete
+=item *
+
+get_portfile_permissions():
+ Args:
+ domain: domain of user or course contain the portfolio files
+ user: name of user or num of course contain the portfolio files
+ Returns:
+ hashref of a dump of the proper file_permissions.db
+
+
+=item *
+
+get_access_controls():
+
+Args:
+ current_permissions: the hash ref returned from get_portfile_permissions()
+ group: (optional) the group you want the files associated with
+ file: (optional) the file you want access info on
+
+Returns:
+ a hash (keys are file names) of hashes containing
+ keys are: path to file/file_name\0uniqueID:scope_end_start (see below)
+ values are XML containing access control settings (see below)
+
+Internal notes:
+
+ access controls are stored in file_permissions.db as key=value pairs.
+ key -> path to file/file_name\0uniqueID:scope_end_start
+ where scope -> public,guest,course,group,domains or users.
+ end -> UNIX time for end of access (0 -> no end date)
+ start -> UNIX time for start of access
+
+ value -> XML description of access control
+ (type =1 of: public,guest,course,group,domains,users">
+
+
+
+ for scope type = guest
+
+ for scope type = course or group
+
+
+
+
+
+
+
+
+ for scope type = domains
+
+ for scope type = users
+
+
+
+
+
+
+
+ Access data is also aggregated for each file in an additional key=value pair:
+ key -> path to file/file_name\0accesscontrol
+ value -> reference to hash
+ hash contains key = value pairs
+ where key = uniqueID:scope_end_start
+ value = UNIX time record was last updated
+
+ Used to improve speed of look-ups of access controls for each file.
+
+ Locks on files (resulting from submission of portfolio file to a homework problem stored in array of arrays.
+
+=item *
+
+modify_access_controls():
+
+Modifies access controls for a portfolio file
+Args
+1. file name
+2. reference to hash of required changes,
+3. domain
+4. username
+ where domain,username are the domain of the portfolio owner
+ (either a user or a course)
+
+Returns:
+1. result of additions or updates ('ok' or 'error', with error message).
+2. result of deletions ('ok' or 'error', with error message).
+3. reference to hash of any new or updated access controls.
+4. reference to hash used to map incoming IDs to uniqueIDs assigned to control.
+ key = integer (inbound ID)
+ value = uniqueID
+
+=item *
+
+get_timebased_id():
+
+Attempts to get a unique timestamp-based suffix for use with items added to a
+course via the Course Editor (e.g., folders, composite pages,
+group bulletin boards).
+
+Args: (first three required; six others optional)
+
+1. prefix (alphanumeric): of keys in hash, e.g., suppsequence, docspage,
+ docssequence, or name of group
+
+2. keyid (alphanumeric): name of temporary locking key in hash,
+ e.g., num, boardids
+
+3. namespace: name of gdbm file used to store suffixes already assigned;
+ file will be named nohist_namespace.db
+
+4. cdom: domain of course; default is current course domain from %env
+
+5. cnum: course number; default is current course number from %env
+
+6. idtype: set to concat if an additional digit is to be appended to the
+ unix timestamp to form the suffix, if the plain timestamp is already
+ in use. Default is to not do this, but simply increment the unix
+ timestamp by 1 until a unique key is obtained.
+
+7. who: holder of locking key; defaults to user:domain for user.
+
+8. locktries: number of attempts to obtain a lock (sleep of 1s before
+ retrying); default is 3.
+
+9. maxtries: number of attempts to obtain a unique suffix; default is 20.
+
+Returns:
+
+1. suffix obtained (numeric)
+
+2. result of deleting locking key (ok if deleted, or lock never obtained)
+
+3. error: contains (localized) error message if an error occurred.
+
+
=back
=head2 HTTP Helper Routines
@@ -7325,3 +16288,4 @@ symblist($mapname,%newhash) : update sym
=back
=cut
+