--- loncom/lonnet/perl/lonnet.pm 2013/03/18 00:30:46 1.1172.2.21
+++ loncom/lonnet/perl/lonnet.pm 2016/09/21 04:47:57 1.1322
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.1172.2.21 2013/03/18 00:30:46 raeburn Exp $
+# $Id: lonnet.pm,v 1.1322 2016/09/21 04:47:57 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -75,7 +75,10 @@ use LWP::UserAgent();
use HTTP::Date;
use Image::Magick;
-use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir $apache
+
+use Encode;
+
+use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir
$_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease
%managerstab);
@@ -89,7 +92,7 @@ use GDBM_File;
use HTML::LCParser;
use Fcntl qw(:flock);
use Storable qw(thaw nfreeze);
-use Time::HiRes qw( gettimeofday tv_interval );
+use Time::HiRes qw( sleep gettimeofday tv_interval );
use Cache::Memcached;
use Digest::MD5;
use Math::Random;
@@ -97,17 +100,19 @@ use File::MMagic;
use LONCAPA qw(:DEFAULT :match);
use LONCAPA::Configuration;
use LONCAPA::lonmetadata;
+use LONCAPA::Lond;
use File::Copy;
my $readit;
-my $max_connection_retries = 10; # Or some such value.
+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;
@@ -122,19 +127,19 @@ our @EXPORT = qw(%env);
$logid ++;
my $now = time();
my $id=$now.'00000'.$$.'00000'.$logid;
- my $logentry = {
- $id => {
- 'exe_uname' => $env{'user.name'},
- 'exe_udom' => $env{'user.domain'},
- 'exe_time' => $now,
- 'exe_ip' => $ENV{'REMOTE_ADDR'},
- 'delflag' => $delflag,
- 'logentry' => $storehash,
- 'uname' => $uname,
- 'udom' => $udom,
- }
+ my $logentry = {
+ $id => {
+ 'exe_uname' => $env{'user.name'},
+ 'exe_udom' => $env{'user.domain'},
+ 'exe_time' => $now,
+ 'exe_ip' => $ENV{'REMOTE_ADDR'},
+ 'delflag' => $delflag,
+ 'logentry' => $storehash,
+ 'uname' => $uname,
+ 'udom' => $udom,
+ }
};
- return &put('nohist_'.$hash_name,$logentry,$cdom,$cnum);
+ return &put('nohist_'.$hash_name,$logentry,$cdom,$cnum);
}
}
@@ -224,6 +229,46 @@ sub get_server_distarch {
return;
}
+sub get_servercerts_info {
+ my ($lonhost,$context) = @_;
+ my ($rep,$uselocal);
+ if (grep { $_ eq $lonhost } ¤t_machine_ids()) {
+ $uselocal = 1;
+ }
+ if (($context ne 'cgi') && ($uselocal)) {
+ my $distro = (split(/\:/,&get_server_distarch($lonhost)))[0];
+ if ($distro =~ /^(?:centos|redhat|scientific)(\d+)$/) {
+ if ($1 < 6) {
+ $uselocal = 0;
+ }
+ }
+ }
+ if ($uselocal) {
+ $rep = LONCAPA::Lond::server_certs(\%perlvar);
+ } else {
+ $rep=&reply('servercerts',$lonhost);
+ }
+ my ($result,%returnhash);
+ if (defined($lonhost)) {
+ if (!defined(&hostname($lonhost))) {
+ return;
+ }
+ }
+ 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);
+ $returnhash{$what}=&thaw_unescape($value);
+ }
+ }
+ return ($result,\%returnhash);
+}
+
sub get_server_loncaparev {
my ($dom,$lonhost,$ignore_cache,$caller) = @_;
if (defined($lonhost)) {
@@ -351,8 +396,11 @@ sub get_remote_globals {
}
sub remote_devalidate_cache {
- my ($lonhost,$name,$id) = @_;
- my $response = &reply('devalidatecache:'.&escape($name).':'.&escape($id),$lonhost);
+ my ($lonhost,$cachekeys) = @_;
+ my $items;
+ return unless (ref($cachekeys) eq 'ARRAY');
+ my $cachestr = join('&',@{$cachekeys});
+ my $response = &reply('devalidatecache:'.&escape($cachestr),$lonhost);
return $response;
}
@@ -367,7 +415,7 @@ 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.
@@ -385,7 +433,7 @@ sub subreply {
} 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) {
@@ -414,8 +462,8 @@ sub reply {
sub reconlonc {
my ($lonid) = @_;
- my $hostname = &hostname($lonid);
if ($lonid) {
+ my $hostname = &hostname($lonid);
my $peerfile="$perlvar{'lonSockDir'}/$hostname";
if ($hostname && -e $peerfile) {
&logthis("Trying to reconnect lonc for $lonid ($hostname)");
@@ -440,7 +488,7 @@ sub reconlonc {
&logthis("lonc at pid $loncpid responding, sending USR1");
kill USR1 => $loncpid;
sleep 1;
- } else {
+ } else {
&logthis(
"WARNING:".
" lonc at pid $loncpid not responding, giving up");
@@ -461,7 +509,7 @@ sub critical {
}
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;
@@ -478,7 +526,7 @@ sub critical {
close($dfh);
}
}
- sleep 2;
+ sleep 1;
my $wcmd='';
{
my $dfh;
@@ -598,7 +646,7 @@ sub transfer_profile_to_env {
# ---------------------------------------------------- Check for valid session
sub check_for_valid_session {
- my ($r,$name) = @_;
+ my ($r,$name,$userhashref) = @_;
my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
if ($name eq '') {
$name = 'lonID';
@@ -630,12 +678,9 @@ sub check_for_valid_session {
return undef;
}
- if (($r->user() eq '') && ($apache >= 2.4)) {
- if ($disk_env{'user.domain'} eq $r->dir_config('lonDefDomain')) {
- $r->user($disk_env{'user.name'});
- } else {
- $r->user($disk_env{'user.name'}.':'.$disk_env{'user.domain'});
- }
+ if (ref($userhashref) eq 'HASH') {
+ $userhashref->{'name'} = $disk_env{'user.name'};
+ $userhashref->{'domain'} = $disk_env{'user.domain'};
}
return $handle;
@@ -671,7 +716,7 @@ sub appenv {
if (($key =~ /^user\.role/) || ($key =~ /^user\.priv/)) {
$refused = 1;
if (ref($roles) eq 'ARRAY') {
- my ($type,$role) = ($key =~ /^user\.(role|priv)\.([^.]+)\./);
+ my ($type,$role) = ($key =~ m{^user\.(role|priv)\.(.+?)\./});
if (grep(/^\Q$role\E$/,@{$roles})) {
$refused = 0;
}
@@ -844,10 +889,8 @@ sub spareserver {
if (ref($spareshash) eq 'HASH') {
if (ref($spareshash->{'primary'}) eq 'ARRAY') {
foreach my $try_server (@{ $spareshash->{'primary'} }) {
- if ($uint_dom) {
- next unless (&spare_can_host($udom,$uint_dom,$remotesessions,
- $try_server));
- }
+ next unless (&spare_can_host($udom,$uint_dom,$remotesessions,
+ $try_server));
($spare_server, $lowest_load) =
&compare_server_load($try_server, $spare_server, $lowest_load);
}
@@ -858,10 +901,8 @@ sub spareserver {
if (!$found_server) {
if (ref($spareshash->{'default'}) eq 'ARRAY') {
foreach my $try_server (@{ $spareshash->{'default'} }) {
- if ($uint_dom) {
- next unless (&spare_can_host($udom,$uint_dom,
- $remotesessions,$try_server));
- }
+ next unless (&spare_can_host($udom,$uint_dom,
+ $remotesessions,$try_server));
($spare_server, $lowest_load) =
&compare_server_load($try_server, $spare_server, $lowest_load);
}
@@ -885,7 +926,17 @@ sub spareserver {
}
sub compare_server_load {
- my ($try_server, $spare_server, $lowest_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);
@@ -946,26 +997,43 @@ sub has_user_session {
# --------- determine least loaded server in a user's domain which allows login
sub choose_server {
- my ($udom,$checkloginvia) = @_;
+ 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);
+ 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)) {
+ if ($skiploadbal) {
+ if (ref($balancers) eq 'HASH') {
+ next if (exists($balancers->{$lonhost}));
+ }
+ }
my $loginvia;
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);
+ &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);
+ &compare_server_load($lonhost, $login_host, $lowest_load, $required);
if ($login_host eq $lonhost) {
$portal_path = '';
$isredirect = '';
@@ -973,7 +1041,7 @@ sub choose_server {
}
} else {
($login_host, $lowest_load) =
- &compare_server_load($lonhost, $login_host, $lowest_load);
+ &compare_server_load($lonhost, $login_host, $lowest_load, $required);
}
}
if ($login_host ne '') {
@@ -1146,19 +1214,27 @@ sub can_host_session {
sub spare_can_host {
my ($udom,$uint_dom,$remotesessions,$try_server)=@_;
my $canhost=1;
- my @intdoms;
- my $internet_names = &Apache::lonnet::get_internet_names($try_server);
- if (ref($internet_names) eq 'ARRAY') {
- @intdoms = @{$internet_names};
- }
- unless (grep(/^\Q$uint_dom\E$/,@intdoms)) {
- my $serverhomeID = &Apache::lonnet::get_server_homeID($try_server);
- my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID);
- my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom);
- my $remoterev = &Apache::lonnet::get_server_loncaparev(undef,$try_server);
- $canhost = &can_host_session($udom,$try_server,$remoterev,
- $remotesessions,
- $defdomdefaults{'hostedsessions'});
+ 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) && ($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;
}
@@ -1252,7 +1328,7 @@ sub check_loadbalancing {
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)) {
@@ -1267,10 +1343,12 @@ sub check_loadbalancing {
&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) =
+ ($is_balancer,$currtargets,$currrules) =
&check_balancer_result($result,@hosts);
if ($is_balancer) {
if (ref($currrules) eq 'HASH') {
@@ -1320,16 +1398,18 @@ sub check_loadbalancing {
}
}
} elsif (($homeintdom) && ($udom ne $serverhomedom)) {
- my ($result,$cached)=&is_cached_new('loadbalancing',$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',$dom_in_use,$domconfig{'loadbalancing'},$cachetime);
+ $result = &do_cache_new('loadbalancing',$serverhomedom,$domconfig{'loadbalancing'},$cachetime);
+ } else {
+ $domneedscache = $serverhomedom;
}
}
if (ref($result) eq 'HASH') {
- ($is_balancer,$currtargets,$currrules) =
+ ($is_balancer,$currtargets,$currrules) =
&check_balancer_result($result,@hosts);
if ($is_balancer) {
if (ref($currrules) eq 'HASH') {
@@ -1345,12 +1425,21 @@ sub check_loadbalancing {
$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) {
my $lowest_load = 30000;
@@ -1385,8 +1474,8 @@ sub check_loadbalancing {
$is_balancer = 0;
if ($uname ne '' && $udom ne '') {
if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {
-
- &appenv({'user.loadbalexempt' => $lonhost,
+
+ &appenv({'user.loadbalexempt' => $lonhost,
'user.loadbalcheck.time' => time});
}
}
@@ -1515,17 +1604,33 @@ sub homeserver {
return 'no_host';
}
-# ------------------------------------- Find the usernames behind a list of IDs
+# ----- Find the usernames behind a list of student/employee IDs or clicker IDs
sub idget {
- my ($udom,@ids)=@_;
+ my ($udom,$idsref,$namespace)=@_;
my %returnhash=();
+ my @ids=();
+ if (ref($idsref) eq 'ARRAY') {
+ @ids = @{$idsref};
+ } else {
+ return %returnhash;
+ }
+ if ($namespace eq '') {
+ $namespace = 'ids';
+ }
my %servers = &get_servers($udom,'library');
foreach my $tryserver (keys(%servers)) {
- my $idlist=join('&',@ids);
- $idlist=~tr/A-Z/a-z/;
- my $reply=&reply("idget:$udom:".$idlist,$tryserver);
+ my $idlist=join('&', map { &escape($_); } @ids);
+ if ($namespace eq 'ids') {
+ $idlist=~tr/A-Z/a-z/;
+ }
+ my $reply;
+ if ($namespace eq 'ids') {
+ $reply=&reply("idget:$udom:".$idlist,$tryserver);
+ } else {
+ $reply=&reply("getdom:$udom:$namespace:$idlist",$tryserver);
+ }
my @answer=();
if (($reply ne 'con_lost') && ($reply!~/^error\:/)) {
@answer=split(/\&/,$reply);
@@ -1533,10 +1638,10 @@ sub idget {
my $i;
for ($i=0;$i<=$#ids;$i++) {
if ($answer[$i]) {
- $returnhash{$ids[$i]}=$answer[$i];
- }
+ $returnhash{$ids[$i]}=&unescape($answer[$i]);
+ }
}
- }
+ }
return %returnhash;
}
@@ -1551,27 +1656,138 @@ sub idrget {
return %returnhash;
}
-# ------------------------------- Store away a list of names and associated IDs
+# Store away a list of names and associated student/employee IDs or clicker IDs
sub idput {
- my ($udom,%ids)=@_;
+ my ($udom,$idsref,$uhom,$namespace)=@_;
my %servers=();
+ my %ids=();
+ my %byid = ();
+ if (ref($idsref) eq 'HASH') {
+ %ids=%{$idsref};
+ }
+ if ($namespace eq '') {
+ $namespace = 'ids';
+ }
foreach my $uname (keys(%ids)) {
&cput('environment',{'id'=>$ids{$uname}},$udom,$uname);
- my $uhom=&homeserver($uname,$udom);
+ if ($uhom eq '') {
+ $uhom=&homeserver($uname,$udom);
+ }
if ($uhom ne 'no_host') {
- my $id=&escape($ids{$uname});
- $id=~tr/A-Z/a-z/;
my $esc_unam=&escape($uname);
- if ($servers{$uhom}) {
- $servers{$uhom}.='&'.$id.'='.$esc_unam;
+ if ($namespace eq 'ids') {
+ my $id=&escape($ids{$uname});
+ $id=~tr/A-Z/a-z/;
+ my $esc_unam=&escape($uname);
+ $servers{$uhom}.=$id.'='.$esc_unam.'&';
} else {
- $servers{$uhom}=$id.'='.$esc_unam;
+ my @currids = split(/,/,$ids{$uname});
+ foreach my $id (@currids) {
+ $byid{$uhom}{$id} .= $uname.',';
+ }
+ }
+ }
+ }
+ if ($namespace eq 'clickers') {
+ foreach my $server (keys(%byid)) {
+ if (ref($byid{$server}) eq 'HASH') {
+ foreach my $id (keys(%{$byid{$server}})) {
+ $byid{$server} =~ s/,$//;
+ $servers{$uhom}.=&escape($id).'='.&escape($byid{$server}).'&';
+ }
+ }
+ }
+ }
+ foreach my $server (keys(%servers)) {
+ $servers{$server} =~ s/\&$//;
+ if ($namespace eq 'ids') {
+ &critical('idput:'.$udom.':'.$servers{$server},$server);
+ } else {
+ &critical('updateclickers:'.$udom.':add:'.$servers{$server},$server);
+ }
+ }
+}
+
+# ------------- Delete unwanted student/employee IDs or clicker IDs from domain
+
+sub iddel {
+ my ($udom,$idshashref,$uhome,$namespace)=@_;
+ my %result=();
+ my %ids=();
+ my %byid = ();
+ if (ref($idshashref) eq 'HASH') {
+ %ids=%{$idshashref};
+ } else {
+ return %result;
+ }
+ if ($namespace eq '') {
+ $namespace = 'ids';
+ }
+ my %servers=();
+ while (my ($id,$unamestr) = each(%ids)) {
+ if ($namespace eq 'ids') {
+ my $uhom = $uhome;
+ if ($uhom eq '') {
+ $uhom=&homeserver($unamestr,$udom);
+ }
+ if ($uhom ne 'no_host') {
+ $servers{$uhom}.='&'.&escape($id);
+ }
+ } else {
+ my @curritems = split(/,/,$ids{$id});
+ foreach my $uname (@curritems) {
+ my $uhom = $uhome;
+ if ($uhom eq '') {
+ $uhom=&homeserver($uname,$udom);
+ }
+ if ($uhom ne 'no_host') {
+ $byid{$uhom}{$id} .= $uname.',';
+ }
+ }
+ }
+ }
+ if ($namespace eq 'clickers') {
+ foreach my $server (keys(%byid)) {
+ if (ref($byid{$server}) eq 'HASH') {
+ foreach my $id (keys(%{$byid{$server}})) {
+ $byid{$server}{$id} =~ s/,$//;
+ $servers{$server}.=&escape($id).'='.&escape($byid{$server}{$id}).'&';
+ }
}
}
}
foreach my $server (keys(%servers)) {
- &critical('idput:'.$udom.':'.$servers{$server},$server);
+ $servers{$server} =~ s/\&$//;
+ if ($namespace eq 'ids') {
+ $result{$server} = &critical('iddel:'.$udom.':'.$servers{$server},$uhome);
+ } elsif ($namespace eq 'clickers') {
+ $result{$server} = &critical('updateclickers:'.$udom.':del:'.$servers{$server},$server);
+ }
+ }
+ return %result;
+}
+
+# ----- Update clicker ID-to-username look-ups in clickers.db on library server
+
+sub updateclickers {
+ my ($udom,$action,$idshashref,$uhome,$critical) = @_;
+ my %clickers;
+ if (ref($idshashref) eq 'HASH') {
+ %clickers=%{$idshashref};
+ } else {
+ return;
+ }
+ my $items='';
+ foreach my $item (keys(%clickers)) {
+ $items.=&escape($item).'='.&escape($clickers{$item}).'&';
+ }
+ $items=~s/\&$//;
+ my $request = "updateclickers:$udom:$action:$items";
+ if ($critical) {
+ return &critical($request,$uhome);
+ } else {
+ return &reply($request,$uhome);
}
}
@@ -1590,6 +1806,7 @@ sub dump_dom {
sub get_dom {
my ($namespace,$storearr,$udom,$uhome)=@_;
+ return if ($udom eq 'public');
my $items='';
foreach my $item (@$storearr) {
$items.=&escape($item).'&';
@@ -1597,6 +1814,7 @@ sub get_dom {
$items=~s/\&$//;
if (!$udom) {
$udom=$env{'user.domain'};
+ return if ($udom eq 'public');
if (defined(&domain($udom,'primary'))) {
$uhome=&domain($udom,'primary');
} else {
@@ -1700,14 +1918,13 @@ sub retrieve_inst_usertypes {
my %domdefs = &Apache::lonnet::get_domain_defaults($udom);
if ((ref($domdefs{'inststatustypes'}) eq 'HASH') &&
(ref($domdefs{'inststatusorder'}) eq 'ARRAY')) {
- %returnhash = %{$domdefs{'inststatustypes'}};
- @order = @{$domdefs{'inststatusorder'}};
+ 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("get_dom failed - $rep returned from $uhome in domain: $udom");
+ &logthis("retrieve_inst_usertypes failed - $rep returned from $uhome in domain: $udom");
return (\%returnhash,\@order);
}
my ($hashitems,$orderitems) = split(/:/,$rep);
@@ -1723,15 +1940,15 @@ sub retrieve_inst_usertypes {
push(@order,&unescape($item));
}
} else {
- &logthis("get_dom failed - no primary domain server for $udom");
+ &logthis("retrieve_inst_usertypes failed - no primary domain server for $udom");
}
+ return (\%returnhash,\@order);
}
- return (\%returnhash,\@order);
}
sub is_domainimage {
my ($url) = @_;
- if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo)/+-) {
+ if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo)/+[^/]-) {
if (&domain($1) ne '') {
return '1';
}
@@ -1872,6 +2089,63 @@ sub get_instuser {
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;
@@ -1951,12 +2225,15 @@ sub inst_userrules {
# ------------- Get Authentication, Language and User Tools Defaults for Domain
sub get_domain_defaults {
- my ($domain) = @_;
+ my ($domain,$ignore_cache) = @_;
+ return if (($domain eq '') || ($domain eq 'public'));
my $cachetime = 60*60*24;
- my ($result,$cached)=&is_cached_new('domdefaults',$domain);
- if (defined($cached)) {
- if (ref($result) eq 'HASH') {
- return %{$result};
+ unless ($ignore_cache) {
+ my ($result,$cached)=&is_cached_new('domdefaults',$domain);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ return %{$result};
+ }
}
}
my %domdefaults;
@@ -1964,7 +2241,10 @@ sub get_domain_defaults {
&Apache::lonnet::get_dom('configuration',['defaults','quotas',
'requestcourses','inststatus',
'coursedefaults','usersessions',
- 'requestauthor'],$domain);
+ 'requestauthor','selfenrollment',
+ 'coursecategories','ssl','autoenroll',
+ 'trust'],$domain);
+ my @coursetypes = ('official','unofficial','community','textbook','placement');
if (ref($domconfig{'defaults'}) eq 'HASH') {
$domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'};
$domdefaults{'auth_def'} = $domconfig{'defaults'}{'auth_def'};
@@ -1982,16 +2262,19 @@ sub get_domain_defaults {
$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') {
+ foreach my $item ('official','unofficial','community','textbook','placement') {
$domdefaults{$item} = $domconfig{'requestcourses'}{$item};
}
}
@@ -1999,14 +2282,42 @@ sub get_domain_defaults {
$domdefaults{'requestauthor'} = $domconfig{'requestauthor'};
}
if (ref($domconfig{'inststatus'}) eq 'HASH') {
- foreach my $item ('inststatustypes','inststatusorder') {
+ foreach my $item ('inststatustypes','inststatusorder','inststatusguest') {
$domdefaults{$item} = $domconfig{'inststatus'}{$item};
}
}
if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
- if (ref($domconfig{'coursedefaults'}{'coursecredits'}) eq 'HASH') {
- $domdefaults{'officialcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'official'};
- $domdefaults{'unofficialcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'unofficial'};
+ $domdefaults{'canuse_pdfforms'} = $domconfig{'coursedefaults'}{'canuse_pdfforms'};
+ $domdefaults{'usejsme'} = $domconfig{'coursedefaults'}{'usejsme'};
+ $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 (ref($domconfig{'usersessions'}) eq 'HASH') {
@@ -2016,12 +2327,87 @@ sub get_domain_defaults {
if (ref($domconfig{'usersessions'}{'hosted'}) eq 'HASH') {
$domdefaults{'hostedsessions'} = $domconfig{'usersessions'}{'hosted'};
}
+ if (ref($domconfig{'usersessions'}{'offloadnow'}) eq 'HASH') {
+ $domdefaults{'offloadnow'} = $domconfig{'usersessions'}{'offloadnow'};
+ }
}
- &Apache::lonnet::do_cache_new('domdefaults',$domain,\%domdefaults,
- $cachetime);
+ 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{'ssl'}) eq 'HASH') {
+ if (ref($domconfig{'ssl'}{'replication'}) eq 'HASH') {
+ $domdefaults{'replication'} = $domconfig{'ssl'}{'replication'};
+ }
+ if (ref($domconfig{'ssl'}{'connect'}) eq 'HASH') {
+ $domdefaults{'connect'} = $domconfig{'ssl'}{'connect'};
+ }
+ }
+ if (ref($domconfig{'trust'}) eq 'HASH') {
+ my @prefixes = qw(content shared enroll othcoau coaurem domroles catalog reqcrs msg);
+ foreach my $prefix (@prefixes) {
+ if (ref($domconfig{'trust'}{$prefix}) eq 'HASH') {
+ $domdefaults{'trust'.$prefix} = $domconfig{'trust'}{$prefix};
+ }
+ }
+ }
+ if (ref($domconfig{'autoenroll'}) eq 'HASH') {
+ $domdefaults{'autofailsafe'} = $domconfig{'autoenroll'}{'autofailsafe'};
+ }
+ &do_cache_new('domdefaults',$domain,\%domdefaults,$cachetime);
return %domdefaults;
}
+sub course_portal_url {
+ my ($cnum,$cdom) = @_;
+ my $chome = &homeserver($cnum,$cdom);
+ my $hostname = &hostname($chome);
+ my $protocol = $protocol{$chome};
+ $protocol = 'http' if ($protocol ne 'https');
+ my %domdefaults = &get_domain_defaults($cdom);
+ my $firsturl;
+ if ($domdefaults{'portal_def'}) {
+ $firsturl = $domdefaults{'portal_def'};
+ } else {
+ $firsturl = $protocol.'://'.$hostname;
+ }
+ return $firsturl;
+}
+
# --------------------------------------------------- Assign a key to a student
sub assign_access_key {
@@ -2258,21 +2644,23 @@ sub make_key {
sub devalidate_cache_new {
my ($name,$id,$debug) = @_;
if ($debug) { &Apache::lonnet::logthis("deleting $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=&make_key($name,$id);
- if (exists($remembered{$id})) {
- if ($debug) { &Apache::lonnet::logthis("Early return $id of $remembered{$id} "); }
- $accessed{$id}=[&gettimeofday()];
+ my $remembered_id=$name.':'.$id; # this is to avoid make_key (which is slow) whenever possible
+ 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"); }
@@ -2282,13 +2670,14 @@ 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) = @_;
+ my $remembered_id=$name.':'.$id;
$id=&make_key($name,$id);
my $setvalue=$value;
if (!defined($setvalue)) {
@@ -2304,17 +2693,17 @@ sub do_cache_new {
$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)=@_;
+ my ($remembered_id,$value,$debug)=@_;
- $remembered{$id}= (ref($value)) ? &Storable::dclone($value)
+ $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;
@@ -2608,17 +2997,25 @@ sub ssi {
&Apache::lonenc::check_encrypt(\$fn);
if (%form) {
$request=new HTTP::Request('POST',&absolute_url().$fn);
- $request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys(%form)));
+ $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',&absolute_url().$fn);
}
$request->header(Cookie => $ENV{'HTTP_COOKIE'});
my $response= $ua->request($request);
+ my $content = $response->content;
+
+
if (wantarray) {
- return ($response->content, $response);
+ return ($content, $response);
} else {
- return $response->content;
+ return $content;
}
}
@@ -2650,7 +3047,7 @@ sub allowuploaded {
#
# 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
+# (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.
@@ -2658,12 +3055,12 @@ sub allowuploaded {
# 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 --
+# 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
+# $forceedit -- 1 if icon/link should be to go to edit mode
# $forceview -- 1 if icon/link should be to go to view mode
#
@@ -2752,7 +3149,7 @@ sub can_edit_resource {
$forceedit = 1;
}
$cfile = $resurl;
- } elsif (($resurl ne '') && (&is_on_map($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'}) {
@@ -2772,6 +3169,14 @@ sub can_edit_resource {
$forceedit = 1;
}
$cfile = $resurl;
+ } elsif ($resurl =~ m{^/adm/wrapper/adm/$cdom/$cnum/\d+/exttools?$}) {
+ $incourse = 1;
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = $resurl;
} elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
$incourse = 1;
if ($env{'form.forceedit'}) {
@@ -2783,7 +3188,7 @@ sub can_edit_resource {
}
} elsif ($resurl eq '/res/lib/templates/simpleproblem.problem/smpedit') {
my $template = '/res/lib/templates/simpleproblem.problem';
- if (&is_on_map($template)) {
+ if (&is_on_map($template)) {
$incourse = 1;
$forceview = 1;
$cfile = $template;
@@ -2796,6 +3201,14 @@ sub can_edit_resource {
$forceedit = 1;
}
$cfile = $resurl;
+ } elsif (($resurl =~ m{^/adm/wrapper/adm/$cdom/$cnum/\d+/exttools?$}) && ($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;
@@ -2805,9 +3218,21 @@ sub can_edit_resource {
$cfile = &clutter($res);
} else {
$cfile = $env{'form.suppurl'};
- $cfile =~ s{^http://}{};
- $cfile = '/adm/wrapper/ext/'.$cfile;
+ my $escfile = &unescape($cfile);
+ if ($escfile =~ m{^/adm/$cdom/$cnum/\d+/exttools?$}) {
+ $cfile = '/adm/wrapper'.$escfile;
+ } else {
+ $escfile =~ s{^http://}{};
+ $cfile = &escape("/adm/wrapper/ext/$escfile");
+ }
}
+ } elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
+ if ($env{'form.forceedit'}) {
+ $forceview = 1;
+ } else {
+ $forceedit = 1;
+ }
+ $cfile = ($resurl =~ m{^/} ? $resurl : "/$resurl");
}
}
if ($uploaded || $incourse) {
@@ -2823,7 +3248,7 @@ sub can_edit_resource {
$cfile=$file;
}
}
- if (($cfile ne '') && (!$incourse || $uploaded) &&
+ if (($cfile ne '') && (!$incourse || $uploaded) &&
(($home ne '') && ($home ne 'no_host'))) {
my @ids=¤t_machine_ids();
unless (grep(/^\Q$home\E$/,@ids)) {
@@ -2849,9 +3274,13 @@ sub in_course {
my ($udom,$uname,$cdom,$cnum,$type,$hideprivileged) = @_;
if ($hideprivileged) {
my $skipuser;
- if (&privileged($uname,$udom)) {
+ my %coursehash = &coursedescription($cdom.'_'.$cnum);
+ my @possdoms = ($cdom);
+ if ($coursehash{'checkforpriv'}) {
+ push(@possdoms,split(/,/,$coursehash{'checkforpriv'}));
+ }
+ if (&privileged($uname,$udom,\@possdoms)) {
$skipuser = 1;
- my %coursehash = &coursedescription($cdom.'_'.$cnum);
if ($coursehash{'nothideprivileged'}) {
foreach my $item (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
my $user;
@@ -3201,7 +3630,7 @@ sub userfileupload {
} else {
my $docuname=$env{'user.name'};
my $docudom=$env{'user.domain'};
- if (exists($env{'form.group'})) {
+ if ((exists($env{'form.group'})) || ($context eq 'syllabus')) {
$docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
$docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
}
@@ -3351,7 +3780,9 @@ sub extract_embedded_items {
&add_filetype($allfiles,$attr->{'src'},'src');
}
if (lc($tagname) eq 'a') {
- &add_filetype($allfiles,$attr->{'href'},'href');
+ unless (($attr->{'href'} =~ /^#/) || ($attr->{'href'} eq '')) {
+ &add_filetype($allfiles,$attr->{'href'},'href');
+ }
}
if (lc($tagname) eq 'script') {
my $src;
@@ -3439,8 +3870,26 @@ sub extract_embedded_items {
}
}
}
+ 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);
+ pop(@state);
}
} elsif ($t->[0] eq 'E') {
my ($tagname) = ($t->[1]);
@@ -3882,6 +4331,10 @@ sub get_course_adv_roles {
$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'});
@@ -3894,20 +4347,7 @@ sub get_course_adv_roles {
if (($tstart) && ($now<$tstart)) { next; }
my ($role,$username,$domain,$section)=split(/\:/,$entry);
if ($username eq '' || $domain eq '') { next; }
- unless (ref($privileged{$domain}) eq 'HASH') {
- my %dompersonnel =
- &Apache::lonnet::get_domain_roles($domain,['dc'],$now,$now);
- $privileged{$domain} = {};
- foreach my $server (keys(%dompersonnel)) {
- if (ref($dompersonnel{$server}) eq 'HASH') {
- foreach my $user (keys(%{$dompersonnel{$server}})) {
- my ($trole,$uname,$udom) = split(/:/,$user);
- $privileged{$udom}{$uname} = 1;
- }
- }
- }
- }
- if ((exists($privileged{$domain}{$username})) &&
+ if ((&privileged($username,$domain,\@possdoms)) &&
(!$nothide{$username.':'.$domain})) { next; }
if ($role eq 'cr') { next; }
if ($codes) {
@@ -3938,8 +4378,7 @@ sub get_my_roles {
if ($context eq 'userroles') {
%dumphash = &dump('roles',$udom,$uname);
} else {
- %dumphash=
- &dump('nohist_userroles',$udom,$uname);
+ %dumphash = &dump('nohist_userroles',$udom,$uname);
if ($hidepriv) {
my %coursehash=&coursedescription($udom.'_'.$uname);
foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
@@ -4007,28 +4446,15 @@ sub get_my_roles {
}
}
if ($hidepriv) {
+ my @privroles = ('dc','su');
if ($context eq 'userroles') {
- if ((&privileged($username,$domain)) &&
- (!$nothide{$username.':'.$domain})) {
- next;
- }
+ next if (grep(/^\Q$role\E$/,@privroles));
} else {
- unless (ref($privileged{$domain}) eq 'HASH') {
- my %dompersonnel =
- &Apache::lonnet::get_domain_roles($domain,['dc'],$now,$now);
- $privileged{$domain} = {};
- if (keys(%dompersonnel)) {
- foreach my $server (keys(%dompersonnel)) {
- if (ref($dompersonnel{$server}) eq 'HASH') {
- foreach my $user (keys(%{$dompersonnel{$server}})) {
- my ($trole,$uname,$udom) = split(/:/,$user);
- $privileged{$udom}{$uname} = $trole;
- }
- }
- }
- }
+ my $possdoms = [$domain];
+ if (ref($roledoms) eq 'ARRAY') {
+ push(@{$possdoms},@{$roledoms});
}
- if (exists($privileged{$domain}{$username})) {
+ if (&privileged($username,$domain,$possdoms,\@privroles)) {
if (!$nothide{$username.':'.$domain}) {
next;
}
@@ -4120,7 +4546,8 @@ sub courseiddump {
my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,
$coursefilter,$hostidflag,$hostidref,$typefilter,$regexp_ok,
$selfenrollonly,$catfilter,$showhidden,$caller,$cloner,$cc_clone,
- $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner)=@_;
+ $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner,
+ $hasuniquecode,$reqcrsdom,$reqinstcode)=@_;
my $as_hash = 1;
my %returnhash;
if (!$domfilter) { $domfilter=''; }
@@ -4132,18 +4559,33 @@ sub courseiddump {
if (($domfilter eq '') ||
(&host_domain($tryserver) eq $domfilter)) {
- my $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,
- $tryserver);
+ my $rep;
+ if (grep { $_ eq $tryserver } current_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);
@@ -4249,7 +4691,7 @@ sub get_domain_roles {
}
my $rolelist;
if (ref($roles) eq 'ARRAY') {
- $rolelist = join(':',@{$roles});
+ $rolelist = join('&',@{$roles});
}
my %personnel = ();
@@ -4280,12 +4722,13 @@ my $cachedkey='';
# The cached times for this user
my %cachedtimes=();
# When this was last done
-my $cachedtime=();
+my $cachedtime='';
sub load_all_first_access {
- my ($uname,$udom)=@_;
+ my ($uname,$udom,$ignorecache)=@_;
if (($cachedkey eq $uname.':'.$udom) &&
- (abs($cachedtime-time)<5) && (!$env{'form.markaccess'})) {
+ (abs($cachedtime-time)<5) && (!$env{'form.markaccess'}) &&
+ (!$ignorecache)) {
return;
}
$cachedtime=time;
@@ -4294,7 +4737,7 @@ sub load_all_first_access {
}
sub get_first_access {
- my ($type,$argsymb,$argmap)=@_;
+ my ($type,$argsymb,$argmap,$ignorecache)=@_;
my ($symb,$courseid,$udom,$uname)=&whichuser();
if ($argsymb) { $symb=$argsymb; }
my ($map,$id,$res)=&decode_symb($symb);
@@ -4306,7 +4749,7 @@ sub get_first_access {
} else {
$res=$symb;
}
- &load_all_first_access($uname,$udom);
+ &load_all_first_access($uname,$udom,$ignorecache);
return $cachedtimes{"$courseid\0$res"};
}
@@ -4342,6 +4785,7 @@ sub set_first_access {
return 'already_set';
}
}
+
# --------------------------------------------- Set Expire Date for Spreadsheet
sub expirespread {
@@ -4712,7 +5156,7 @@ 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); }
@@ -4742,13 +5186,13 @@ sub store {
}
$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); }
@@ -4779,7 +5223,7 @@ sub cstore {
$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
@@ -4791,9 +5235,12 @@ 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'}) {
@@ -4928,22 +5375,95 @@ sub update_released_required {
# -------------------------------------------------See if a user is privileged
sub privileged {
- my ($username,$domain)=@_;
-
- my %rolesdump = &dump("roles", $domain, $username) or return 0;
+ 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}) {
+ for my $role (@rolesdump{grep { ! /^rolesdef_/ } keys(%rolesdump)}) {
my ($trole, $tend, $tstart) = split(/_/, $role);
- if (($trole eq 'dc') || ($trole eq 'su')) {
+ if (grep(/^\Q$trole\E$/,@{$roles})) {
return 1 unless ($tend && $tend < $now)
- or ($tstart && $tstart > $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 {
@@ -4972,7 +5492,7 @@ sub rolesinit {
my %allroles=();
my %allgroups=();
- for my $area (grep { ! /^rolesdef_/ } keys %rolesdump) {
+ for my $area (grep { ! /^rolesdef_/ } keys(%rolesdump)) {
my $role = $rolesdump{$area};
$area =~ s/\_\w\w$//;
@@ -5064,7 +5584,7 @@ sub set_arearole {
sub custom_roleprivs {
my ($allroles,$trole,$tdomain,$trest,$spec,$area) = @_;
my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$trole);
- my $homsvr=homeserver($rauthor,$rdomain);
+ my $homsvr = &homeserver($rauthor,$rdomain);
if (&hostname($homsvr) ne '') {
my ($rdummy,$roledef)=
&get('roles',["rolesdef_$rrole"],$rdomain,$rauthor);
@@ -5185,11 +5705,11 @@ sub set_userprivs {
sub role_status {
my ($rolekey,$update,$refresh,$now,$role,$where,$trolecode,$tstatus,$tstart,$tend) = @_;
- my @pwhere = ();
if (exists($env{$rolekey}) && $env{$rolekey} ne '') {
- (undef,undef,$$role,@pwhere)=split(/\./,$rolekey);
+ my ($one,$two) = split(m{\./},$rolekey,2);
+ (undef,undef,$$role) = split(/\./,$one,3);
unless (!defined($$role) || $$role eq '') {
- $$where=join('.',@pwhere);
+ $$where = '/'.$two;
$$trolecode=$$role.'.'.$$where;
($$tstart,$$tend)=split(/\./,$env{$rolekey});
$$tstatus='is';
@@ -5389,16 +5909,40 @@ sub del {
# -------------------------------------------------------------- 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;
+ return \%returnhash;
+}
+
+# see Lond::dump_with_regexp
+# if $escapedkeys hash keys won't get unescaped.
sub dump {
- my ($namespace,$udomain,$uname,$regexp,$range)=@_;
+ 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);
+ $regexp=&escape($regexp);
} else {
- $regexp='.';
+ $regexp='.';
+ }
+ if (grep { $_ eq $uhome } current_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);
@@ -5406,7 +5950,8 @@ sub dump {
if (!($rep =~ /^error/ )) {
foreach my $item (@pairs) {
my ($key,$value)=split(/=/,$item,2);
- $key = &unescape($key);
+ $key = unescape($key) unless $escapedkeys;
+ #$key = &unescape($key);
next if ($key =~ /^error: 2 /);
$returnhash{$key}=&thaw_unescape($value);
}
@@ -5419,23 +5964,9 @@ sub dump {
sub dumpstore {
my ($namespace,$udomain,$uname,$regexp,$range)=@_;
- 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:$range",$uhome);
- my @pairs=split(/\&/,$rep);
- my %returnhash=();
- foreach my $item (@pairs) {
- my ($key,$value)=split(/=/,$item,2);
- next if ($key =~ /^error: 2 /);
- $returnhash{$key}=&thaw_unescape($value);
- }
- return %returnhash;
+ # 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
@@ -5461,7 +5992,15 @@ 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=();
@@ -5582,7 +6121,7 @@ sub newput {
# --------------------------------------------------------- putstore interface
sub putstore {
- my ($namespace,$symb,$version,$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);
@@ -5596,6 +6135,17 @@ sub putstore {
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}).'&';
+ }
+ $namevalue .= 'ip='.&escape($ENV{'REMOTE_ADDR'}).
+ '&host='.&escape($perlvar{'lonHostID'}).
+ '&version='.$esc_v.
+ '&by='.&escape($env{'user.name'}.':'.$env{'user.domain'});
+ &Apache::lonnet::courselog($symb.':'.$uname.':'.$udomain.':PUTSTORE:'.$namevalue);
+ }
if ($reply eq 'unknown_cmd') {
# gfall back to way things use to be done
return &old_putstore($namespace,$symb,$version,$storehash,$udomain,
@@ -5704,13 +6254,13 @@ sub tmpdel {
return &reply("tmpdel:$token",$server);
}
-# ------------------------------------------------------------ get_timebased_id
+# ------------------------------------------------------------ get_timebased_id
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 '')) {
+ unless (($prefix =~ /^\w+$/) && ($keyid =~ /^\w+$/) && ($namespace ne '')) {
return ('','ok','invalid call to get suffix');
}
@@ -5724,7 +6274,7 @@ sub get_timebased_id {
if (!$maxtries) {
$maxtries = 10;
}
-
+
if (($cdom eq '') || ($cnum eq '')) {
if ($env{'request.course.id'}) {
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
@@ -5754,10 +6304,15 @@ sub get_timebased_id {
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 ++;
}
@@ -5774,6 +6329,7 @@ sub get_timebased_id {
$error = 'error saving new item: '.$putresult;
}
} else {
+ undef($newid);
$error = ('error: no unique suffix available for the new item ');
}
# remove lock
@@ -5782,16 +6338,27 @@ sub get_timebased_id {
} 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) = @_;
+ my ($requrl,$clientip) = @_;
my (undef,$udom,$unum,$file_name,$group) = &parse_portfolio_url($requrl);
- my $result = &get_portfolio_access($udom,$unum,$file_name,$group);
+ 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') {
@@ -5817,7 +6384,7 @@ sub portfolio_access {
}
sub get_portfolio_access {
- my ($udom,$unum,$file_name,$group,$access_hash) = @_;
+ my ($udom,$unum,$file_name,$group,$clientip,$access_hash) = @_;
if (!ref($access_hash)) {
my $current_perms = &get_portfile_permissions($udom,$unum);
@@ -5826,7 +6393,7 @@ sub get_portfolio_access {
$access_hash = $access_controls{$file_name};
}
- my ($public,$guest,@domains,@users,@courses,@groups);
+ my ($public,$guest,@domains,@users,@courses,@groups,@ips);
my $now = time;
if (ref($access_hash) eq 'HASH') {
foreach my $key (keys(%{$access_hash})) {
@@ -5850,10 +6417,25 @@ sub get_portfolio_access {
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) {
@@ -6040,6 +6622,8 @@ sub usertools_access {
official => 1,
unofficial => 1,
community => 1,
+ textbook => 1,
+ placement => 1,
);
} elsif ($context eq 'requestauthor') {
%tools = (
@@ -6055,7 +6639,7 @@ sub usertools_access {
}
return if (!defined($tools{$tool}));
- if ((!defined($udom)) || (!defined($uname))) {
+ if (($udom eq '') || ($uname eq '')) {
$udom = $env{'user.domain'};
$uname = $env{'user.name'};
}
@@ -6074,7 +6658,7 @@ sub usertools_access {
my ($toolstatus,$inststatus,$envkey);
if ($context eq 'requestauthor') {
- $envkey = $context;
+ $envkey = $context;
} else {
$envkey = $context.'.'.$tool;
}
@@ -6336,7 +6920,7 @@ sub customaccess {
# ------------------------------------------------- Check for a user privilege
sub allowed {
- my ($priv,$uri,$symb,$role)=@_;
+ my ($priv,$uri,$symb,$role,$clientip,$noblockcheck)=@_;
my $ver_orguri=$uri;
$uri=&deversion($uri);
my $orguri=$uri;
@@ -6531,11 +7115,16 @@ sub allowed {
if ($match) {
if ($env{'user.priv.'.$env{'request.role'}.'./'}
=~/\Q$priv\E\&([^\:]*)/) {
- my @blockers = &has_comm_blocking($priv,$symb,$uri);
- if (@blockers > 0) {
- $thisallowed = 'B';
+ my $value = $1;
+ if ($noblockcheck) {
+ $thisallowed.=$value;
} else {
- $thisallowed.=$1;
+ my @blockers = &has_comm_blocking($priv,$symb,$uri);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
}
}
} else {
@@ -6547,11 +7136,15 @@ sub allowed {
$refuri=&declutter($refuri);
my ($match) = &is_on_map($refuri);
if ($match) {
- my @blockers = &has_comm_blocking($priv,$symb,$refuri);
- if (@blockers > 0) {
- $thisallowed = 'B';
- } else {
+ if ($noblockcheck) {
$thisallowed='F';
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$refuri);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed='F';
+ }
}
}
}
@@ -6563,9 +7156,9 @@ sub allowed {
&& $thisallowed ne 'F'
&& $thisallowed ne '2'
&& &is_portfolio_url($uri)) {
- $thisallowed = &portfolio_access($uri);
+ $thisallowed = &portfolio_access($uri,$clientip);
}
-
+
# Full access at system, domain or course-wide level? Exit.
if ($thisallowed=~/F/) {
return 'F';
@@ -6606,11 +7199,15 @@ sub allowed {
=~/\Q$priv\E\&([^\:]*)/) {
my $value = $1;
if ($priv eq 'bre') {
- my @blockers = &has_comm_blocking($priv,$symb,$uri);
- if (@blockers > 0) {
- $thisallowed = 'B';
- } else {
+ if ($noblockcheck) {
$thisallowed.=$value;
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$uri);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
}
} else {
$thisallowed.=$value;
@@ -6644,11 +7241,15 @@ sub allowed {
=~/\Q$priv\E\&([^\:]*)/) {
my $value = $1;
if ($priv eq 'bre') {
- my @blockers = &has_comm_blocking($priv,$symb,$refuri);
- if (@blockers > 0) {
- $thisallowed = 'B';
- } else {
+ if ($noblockcheck) {
$thisallowed.=$value;
+ } else {
+ my @blockers = &has_comm_blocking($priv,$symb,$refuri);
+ if (@blockers > 0) {
+ $thisallowed = 'B';
+ } else {
+ $thisallowed.=$value;
+ }
}
} else {
$thisallowed.=$value;
@@ -6756,7 +7357,7 @@ 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') && ($priv ne 'plc')) {
+ if (($priv ne 'pch') && ($priv ne 'plc') && ($priv ne 'pac')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.':'.
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode.' in '.
$env{'request.course.id'});
@@ -6766,7 +7367,7 @@ sub allowed {
if ($env{'course.'.$env{'request.course.id'}.'.'.$priv.'.users.denied'}
=~/\Q$unamedom\E/) {
- if (($priv ne 'pch') && ($priv ne 'plc')) {
+ if (($priv ne 'pch') && ($priv ne 'plc') && ($priv ne 'pac')) {
&logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.
'Denied by user: '.$priv.' for '.$uri.' as '.$unamedom.' in '.
$env{'request.course.id'});
@@ -6824,7 +7425,7 @@ sub constructaccess {
my ($ownername,$ownerdomain,$ownerhome);
($ownerdomain,$ownername) =
- ($url=~ m{^(?:\Q$perlvar{'lonDocRoot'}\E|)/priv/($match_domain)/($match_username)/});
+ ($url=~ m{^(?:\Q$perlvar{'lonDocRoot'}\E|)(?:/daxepage|/daxeopen)?/priv/($match_domain)/($match_username)/});
# The URL does not really point to any authorspace, forget it
unless (($ownername) && ($ownerdomain)) { return ''; }
@@ -6845,6 +7446,15 @@ sub constructaccess {
$ownerhome = &homeserver($ownername,$ownerdomain);
return ($ownername,$ownerdomain,$ownerhome);
}
+ if ($env{'request.course.id'}) {
+ if (($ownername eq $env{'course.'.$env{'request.course.id'}.'.num'}) &&
+ ($ownerdomain eq $env{'course.'.$env{'request.course.id'}.'.domain'})) {
+ if (&allowed('mdc',$env{'request.course.id'})) {
+ $ownerhome = $env{'course.'.$env{'request.course.id'}.'.home'};
+ return ($ownername,$ownerdomain,$ownerhome);
+ }
+ }
+ }
}
# We don't have any access right now. If we are not possibly going to do anything about this,
@@ -6879,6 +7489,32 @@ sub constructaccess {
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='';
+# 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,$blocks)=@_;
+ if (($uname ne '') && ($udom ne '')) {
+ if (($cacheduser eq $uname.':'.$udom) &&
+ (abs($cachedlast-time)<5)) {
+ return;
+ }
+ }
+ $cachedlast=time;
+ $cacheduser=$uname.':'.$udom;
+ %cachedblockers = &get_commblock_resources($blocks);
+}
+
sub get_comm_blocks {
my ($cdom,$cnum) = @_;
if ($cdom eq '' || $cnum eq '') {
@@ -6899,27 +7535,21 @@ sub get_comm_blocks {
return %commblocks;
}
-sub has_comm_blocking {
- my ($priv,$symb,$uri,$blocks) = @_;
- return unless ($env{'request.course.id'});
- return unless ($priv eq 'bre');
- return if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/);
+sub get_commblock_resources {
+ my ($blocks) = @_;
+ my %blockers = ();
+ return %blockers unless ($env{'request.course.id'});
+ return %blockers if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/);
my %commblocks;
if (ref($blocks) eq 'HASH') {
%commblocks = %{$blocks};
} else {
%commblocks = &get_comm_blocks();
}
- return unless (keys(%commblocks) > 0);
- if (!$symb) { $symb=&symbread($uri,1); }
- my ($map,$resid,undef)=&decode_symb($symb);
- my %tocheck = (
- maps => $map,
- resources => $symb,
- );
- my @blockers;
- my $now = time;
+ 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);
@@ -6927,17 +7557,13 @@ sub has_comm_blocking {
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 ($commblocks{$block}{'blocks'}{'docs'}{'maps'}{$map}) {
- unless (grep(/^\Q$block\E$/,@blockers)) {
- push(@blockers,$block);
- }
+ 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 ($commblocks{$block}{'blocks'}{'docs'}{'resources'}{$symb}) {
- unless (grep(/^\Q$block\E$/,@blockers)) {
- push(@blockers,$block);
- }
+ if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'resources'}})) {
+ $blockers{$block}{'resources'} = $commblocks{$block}{'blocks'}{'docs'}{'resources'};
}
}
}
@@ -6948,32 +7574,31 @@ sub has_comm_blocking {
my @to_test;
if (ref($commblocks{$block}{'blocks'}) eq 'HASH') {
if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') {
- my $check_interval;
- if (&check_docs_block($commblocks{$block}{'blocks'}{'docs'},\%tocheck)) {
- my @interval;
- my $type = 'map';
- if ($item eq 'course') {
- $type = 'course';
- @interval=&EXT("resource.0.interval");
+ my @interval;
+ 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);
+ if (ref($navmap)) {
+ my $res = $navmap->getBySymb($item);
+ push(@to_test,$res);
+ }
} else {
- if ($item =~ /___\d+___/) {
- $type = 'resource';
- @interval=&EXT("resource.0.interval",$item);
- if (ref($navmap)) {
- my $res = $navmap->getBySymb($item);
- push(@to_test,$res);
- }
- } else {
- my $mapsymb = &symbread($item,1);
- if ($mapsymb) {
- if (ref($navmap)) {
- my $mapres = $navmap->getBySymb($mapsymb);
- @to_test = $mapres->retrieveResources($mapres,undef,0,1);
- foreach my $res (@to_test) {
- my $symb = $res->symb();
- next if ($symb eq $mapsymb);
- if ($symb ne '') {
- @interval=&EXT("resource.0.interval",$symb);
+ my $mapsymb = &symbread($item,1);
+ if ($mapsymb) {
+ if (ref($navmap)) {
+ my $mapres = $navmap->getBySymb($mapsymb);
+ @to_test = $mapres->retrieveResources($mapres,undef,0,0,0,1);
+ foreach my $res (@to_test) {
+ my $symb = $res->symb();
+ next if ($symb eq $mapsymb);
+ if ($symb ne '') {
+ @interval=&EXT("resource.0.interval",$symb);
+ if ($interval[1] eq 'map') {
last;
}
}
@@ -6981,26 +7606,36 @@ sub has_comm_blocking {
}
}
}
- 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) {
- foreach my $res (@to_test) {
- if ($res->is_problem()) {
- if ($res->completable()) {
- unless (grep(/^\Q$block\E$/,@blockers)) {
- push(@blockers,$block);
- }
- last;
- }
+ }
+ if ($interval[0] =~ /^(\d+)/) {
+ my $timelimit = $1;
+ 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+$timelimit;
+ if ($timesup > $now) {
+ my $activeblock;
+ foreach my $res (@to_test) {
+ 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'};
}
}
}
@@ -7011,33 +7646,66 @@ sub has_comm_blocking {
}
}
}
- return @blockers;
+ return %blockers;
}
-sub check_docs_block {
- my ($docsblock,$tocheck) =@_;
- if ((ref($docsblock) ne 'HASH') || (ref($tocheck) ne 'HASH')) {
- return;
+sub has_comm_blocking {
+ my ($priv,$symb,$uri,$blocks) = @_;
+ my @blockers;
+ return unless ($env{'request.course.id'});
+ return unless ($priv eq 'bre');
+ return if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/);
+ return if ($env{'request.state'} eq 'construct');
+ &load_all_blockers($env{'user.name'},$env{'user.domain'},$blocks);
+ return unless (keys(%cachedblockers) > 0);
+ my (%possibles,@symbs);
+ if (!$symb) {
+ $symb = &symbread($uri,1,1,1,\%possibles);
}
- if (ref($docsblock->{'maps'}) eq 'HASH') {
- if ($tocheck->{'maps'}) {
- if ($docsblock->{'maps'}{$tocheck->{'maps'}}) {
- return 1;
+ 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(%cachedblockers)) {
+ if ($block =~ /^firstaccess____(.+)$/) {
+ my $item = $1;
+ if (($item eq $map) || ($item eq $symb)) {
+ $noblock = 1;
+ last;
+ }
}
- }
- }
- if (ref($docsblock->{'resources'}) eq 'HASH') {
- if ($tocheck->{'resources'}) {
- if ($docsblock->{'resources'}{$tocheck->{'resources'}}) {
- return 1;
+ if (ref($cachedblockers{$block}) eq 'HASH') {
+ if (ref($cachedblockers{$block}{'resources'}) eq 'HASH') {
+ if ($cachedblockers{$block}{'resources'}{$symb}) {
+ unless (grep(/^\Q$block\E$/,@blockers)) {
+ push(@blockers,$block);
+ }
+ }
+ }
+ }
+ if (ref($cachedblockers{$block}{'maps'}) eq 'HASH') {
+ if ($cachedblockers{$block}{'maps'}{$map}) {
+ unless (grep(/^\Q$block\E$/,@blockers)) {
+ push(@blockers,$block);
+ }
+ }
}
}
}
- return;
+ return if ($noblock);
+ return @blockers;
+}
}
+# -------------------------------- Deversion and split uri into path an filename
+
#
-# Removes the versino from a URI and
+# 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:
@@ -7146,19 +7814,23 @@ 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;
}
@@ -7215,10 +7887,12 @@ sub update_allusers_table {
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);
@@ -7236,17 +7910,17 @@ 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'}) {
+ if (grep { $_ eq $homeserver } ¤t_machine_ids()) {
foreach my $line (@responses) {
my ($key,$value) = split(/=/,$line,2);
$$replyref{$key} = $value;
@@ -7281,11 +7955,17 @@ sub fetch_enrollment_query {
}
sub get_query_reply {
- my $queryid=shift;
+ my ($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)) {
$reply = join('',<$fh>);
@@ -7647,17 +8327,20 @@ sub auto_courserequest_checks {
}
sub auto_courserequest_validation {
- my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist) = @_;
+ my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist,$custominfo) = @_;
my ($homeserver,$response);
if ($dom =~ /^$match_domain$/) {
$homeserver = &domain($dom,'primary');
}
- unless ($homeserver eq 'no_host') {
-
+ unless ($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),
- $homeserver));
+ ':'.&escape($instcode).':'.&escape($instseclist).':'.
+ $customdata,$homeserver));
}
return $response;
}
@@ -7676,6 +8359,136 @@ sub auto_validate_class_sec {
return $response;
}
+sub auto_crsreq_update {
+ my ($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 $canclone;
+}
+
# ------------------------------------------------------- Course Group routines
sub get_coursegroups {
@@ -7823,6 +8636,7 @@ sub plaintext {
my %rolenames = (
Course => 'std',
Community => 'alt1',
+ Placement => 'std',
);
if ($cid ne '') {
if ($env{'course.'.$cid.'.'.$short.'.plaintext'} ne '') {
@@ -7944,7 +8758,7 @@ sub assignrole {
}
}
} elsif ($context eq 'requestauthor') {
- if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) &&
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) &&
($url eq '/'.$udom.'/') && ($role eq 'au')) {
if ($env{'environment.requestauthor'} eq 'automatic') {
$refused = '';
@@ -7952,13 +8766,13 @@ sub assignrole {
my %domdefaults = &get_domain_defaults($udom);
if (ref($domdefaults{'requestauthor'}) eq 'HASH') {
my $checkbystatus;
- if ($env{'user.adv'}) {
+ if ($env{'user.adv'}) {
my $disposition = $domdefaults{'requestauthor'}{'_LC_adv'};
if ($disposition eq 'automatic') {
$refused = '';
} elsif ($disposition eq '') {
$checkbystatus = 1;
- }
+ }
} else {
$checkbystatus = 1;
}
@@ -8045,7 +8859,7 @@ sub assignrole {
$context);
} elsif (($role eq 'ca') || ($role eq 'aa')) {
&coauthorrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,
- $context);
+ $context);
}
if ($role eq 'cc') {
&autoupdate_coowners($url,$end,$start,$uname,$udom);
@@ -8235,7 +9049,7 @@ sub modifyuser {
'current user id "'.$uidhash{$uname}.'".';
}
} else {
- &idput($udom,($uname => $uid));
+ &idput($udom,{$uname => $uid},$uhome,'ids');
}
}
# -------------------------------------------------------------- Add names, etc
@@ -8345,7 +9159,7 @@ sub modifyuser {
sub modifystudent {
my ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$usec,
$end,$start,$forceid,$desiredhome,$email,$type,$locktype,$cid,
- $selfenroll,$context,$inststatus,$credits)=@_;
+ $selfenroll,$context,$inststatus,$credits,$instsec)=@_;
if (!$cid) {
unless ($cid=$env{'request.course.id'}) {
return 'not_in_class';
@@ -8357,16 +9171,17 @@ sub modifystudent {
$desiredhome,$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,
- $cid,$selfenroll,$context,$credits);
+ $gene,$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,$selfenroll,$context,$credits) = @_;
+ my ($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'}) {
@@ -8413,7 +9228,7 @@ sub modify_student_enrollment {
my %old_entry = &Apache::lonnet::get('classlist',[$user],$cdom,$cnum);
my $reply=cput('classlist',
{$user =>
- join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype,$credits) },
+ join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype,$credits,$instsec) },
$cdom,$cnum);
if (($reply eq 'ok') || ($reply eq 'delayed')) {
&devalidate_getsection_cache($udom,$uname,$cid);
@@ -8642,7 +9457,7 @@ sub is_course {
my %courses = &courseiddump($cdom, '.', 1, '.', '.', $cnum, undef, undef,
'.');
- return unless exists($courses{$cdom.'_'.$cnum});
+ return unless(exists($courses{$cdom.'_'.$cnum}));
return wantarray ? ($cdom, $cnum) : $cdom.'_'.$cnum;
}
@@ -8667,6 +9482,9 @@ sub store_userdata {
$namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&';
}
$namevalue=~s/\&$//;
+ unless ($namespace eq 'courserequests') {
+ $datakey = &escape($datakey);
+ }
$result = &reply("store:$udom:$uname:$namespace:$datakey:".
$namevalue,$uhome);
}
@@ -8838,6 +9656,90 @@ sub files_not_in_path {
return (@return_files);
}
+#------------------------------Submitted/Handedback Portfolio Files Versioning
+
+sub portfiles_versioning {
+ my ($symb,$domain,$stu_name,$portfiles,$versioned_portfiles) = @_;
+ my $portfolio_root = '/userfiles/portfolio';
+ return unless ((ref($portfiles) eq 'ARRAY') && (ref($versioned_portfiles) eq 'ARRAY'));
+ foreach my $file (@{$portfiles}) {
+ &unmark_as_readonly($domain,$stu_name,[$symb,$env{'request.course.id'}],$file);
+ my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/);
+ my ($answer_name,$answer_ver,$answer_ext) = &file_name_version_ext($answer_file);
+ my $getpropath = 1;
+ my ($dir_list,$listerror) = &dirlist($portfolio_root.$directory,$domain,
+ $stu_name,$getpropath);
+ my $version = &get_next_version($answer_name,$answer_ext,$dir_list);
+ my $new_answer =
+ &version_selected_portfile($domain,$stu_name,$directory,$answer_file,$version);
+ if ($new_answer ne 'problem getting file') {
+ push(@{$versioned_portfiles}, $directory.$new_answer);
+ &mark_as_readonly($domain,$stu_name,[$directory.$new_answer],
+ [$symb,$env{'request.course.id'},'graded']);
+ }
+ }
+}
+
+sub get_next_version {
+ my ($answer_name, $answer_ext, $dir_list) = @_;
+ my $version;
+ if (ref($dir_list) eq 'ARRAY') {
+ foreach my $row (@{$dir_list}) {
+ my ($file) = split(/\&/,$row,2);
+ my ($file_name,$file_version,$file_ext) =
+ &file_name_version_ext($file);
+ if (($file_name eq $answer_name) &&
+ ($file_ext eq $answer_ext)) {
+ # gets here if filename and extension match,
+ # regardless of version
+ if ($file_version ne '') {
+ # a versioned file is found so save it for later
+ if ($file_version > $version) {
+ $version = $file_version;
+ }
+ }
+ }
+ }
+ }
+ $version ++;
+ return($version);
+}
+
+sub version_selected_portfile {
+ my ($domain,$stu_name,$directory,$file_name,$version) = @_;
+ my ($answer_name,$answer_ver,$answer_ext) =
+ &file_name_version_ext($file_name);
+ my $new_answer;
+ $env{'form.copy'} =
+ &getfile("/uploaded/$domain/$stu_name/portfolio$directory$file_name");
+ if($env{'form.copy'} eq '-1') {
+ $new_answer = 'problem getting file';
+ } else {
+ $new_answer = $answer_name.'.'.$version.'.'.$answer_ext;
+ my $copy_result =
+ &finishuserfileupload($stu_name,$domain,'copy',
+ '/portfolio'.$directory.$new_answer);
+ }
+ undef($env{'form.copy'});
+ return ($new_answer);
+}
+
+sub file_name_version_ext {
+ my ($file)=@_;
+ my @file_parts = split(/\./, $file);
+ my ($name,$version,$ext);
+ if (@file_parts > 1) {
+ $ext=pop(@file_parts);
+ if (@file_parts > 1 && $file_parts[-1] =~ /^\d+$/) {
+ $version=pop(@file_parts);
+ }
+ $name=join('.',@file_parts);
+ } else {
+ $name=join('.',@file_parts);
+ }
+ return($name,$version,$ext);
+}
+
#----------------------------------------------Get portfolio file permissions
sub get_portfile_permissions {
@@ -8934,9 +9836,9 @@ sub modify_access_controls {
my $tries = 0;
my $gotlock = &newput('file_permissions',$lockhash,$domain,$user);
- while (($gotlock ne 'ok') && $tries <3) {
+ while (($gotlock ne 'ok') && $tries < 10) {
$tries ++;
- sleep 1;
+ sleep(0.1);
$gotlock = &newput('file_permissions',$lockhash,$domain,$user);
}
if ($gotlock eq 'ok') {
@@ -8982,49 +9884,132 @@ sub modify_access_controls {
}
sub make_public_indefinitely {
- my ($requrl) = @_;
+ my (@requrl) = @_;
+ return &automated_portfile_access('public',\@requrl);
+}
+
+sub automated_portfile_access {
+ my ($accesstype,$addsref,$delsref,$info) = @_;
+ unless (($accesstype eq 'public') || ($accesstype eq 'ip')) {
+ return 'invalid';
+ }
+ my %urls;
+ if (ref($addsref) eq 'ARRAY') {
+ foreach my $requrl (@{$addsref}) {
+ if (&is_portfolio_url($requrl)) {
+ unless (exists($urls{$requrl})) {
+ $urls{$requrl} = 'add';
+ }
+ }
+ }
+ }
+ if (ref($delsref) eq 'ARRAY') {
+ foreach my $requrl (@{$delsref}) {
+ if (&is_portfolio_url($requrl)) {
+ unless (exists($urls{$requrl})) {
+ $urls{$requrl} = 'delete';
+ }
+ }
+ }
+ }
+ unless (keys(%urls)) {
+ return 'invalid';
+ }
+ my $ip;
+ if ($accesstype eq 'ip') {
+ if (ref($info) eq 'HASH') {
+ if ($info->{'ip'} ne '') {
+ $ip = $info->{'ip'};
+ }
+ }
+ if ($ip eq '') {
+ return 'invalid';
+ }
+ }
+ my $errors;
my $now = time;
- my $action = 'activate';
- my $aclnum = 0;
- if (&is_portfolio_url($requrl)) {
+ my %current_perms;
+ foreach my $requrl (sort(keys(%urls))) {
+ my $action;
+ if ($urls{$requrl} eq 'add') {
+ $action = 'activate';
+ } else {
+ $action = 'none';
+ }
+ my $aclnum = 0;
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,
+ unless (exists($current_perms{$unum.':'.$udom})) {
+ $current_perms{$unum.':'.$udom} = &get_portfile_permissions($udom,$unum);
+ }
+ my %access_controls = &get_access_controls($current_perms{$unum.':'.$udom},
$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 {
+ if ($scope eq $accesstype) {
+ if (($start <= $now) && ($end == 0)) {
+ if ($accesstype eq 'ip') {
+ if (ref($access_controls{$file_name}{$key}) eq 'HASH') {
+ if (ref($access_controls{$file_name}{$key}{'ip'}) eq 'ARRAY') {
+ if (grep(/^\Q$ip\E$/,@{$access_controls{$file_name}{$key}{'ip'}})) {
+ if ($urls{$requrl} eq 'add') {
+ $action = 'none';
+ last;
+ } else {
+ $action = 'delete';
+ $aclnum = $num;
+ last;
+ }
+ }
+ }
+ }
+ } elsif ($accesstype eq 'public') {
+ if ($urls{$requrl} eq 'add') {
+ $action = 'none';
+ last;
+ } else {
+ $action = 'delete';
+ $aclnum = $num;
+ last;
+ }
+ }
+ } elsif ($accesstype eq 'public') {
$action = 'update';
$aclnum = $num;
+ last;
}
- last;
}
}
if ($action eq 'none') {
- return 'ok';
+ next;
} else {
my %changes;
my $newend = 0;
my $newstart = $now;
- my $newkey = $aclnum.':public_'.$newend.'_'.$newstart;
+ my $newkey = $aclnum.':'.$accesstype.'_'.$newend.'_'.$newstart;
$changes{$action}{$newkey} = {
- type => 'public',
+ type => $accesstype,
time => {
start => $newstart,
end => $newend,
},
};
+ if ($accesstype eq 'ip') {
+ $changes{$action}{$newkey}{'ip'} = [$ip];
+ }
my ($outcome,$deloutcome,$new_values,$translation) =
&modify_access_controls($file_name,\%changes,$udom,$unum);
- return $outcome;
+ unless ($outcome eq 'ok') {
+ $errors .= $outcome.' ';
+ }
}
+ }
+ if ($errors) {
+ $errors =~ s/\s$//;
+ return $errors;
} else {
- return 'invalid';
+ return 'ok';
}
}
@@ -9229,7 +10214,24 @@ sub dirlist {
foreach my $user (sort(keys(%allusers))) {
push(@alluserslist,$user.'&user');
}
- return (\@alluserslist);
+
+ 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);
+ }
+
} else {
return ([],'missing username');
}
@@ -9302,6 +10304,115 @@ sub stat_file {
return ();
}
+# --------------------------------------------------------- recursedirs
+# Recursive function to traverse either a specific user's Authoring Space
+# or corresponding Published Resource Space, and populate the hash ref:
+# $dirhashref with URLs of all directories, and if $filehashref hash
+# ref arg is provided, the URLs of any files, excluding versioned, .meta,
+# or .rights files in resource space, and .meta, .save, .log, and .bak
+# files in Authoring Space.
+#
+# Inputs:
+#
+# $is_home - true if current server is home server for user's space
+# $context - either: priv, or res respectively for Authoring or Resource Space.
+# $docroot - Document root (i.e., /home/httpd/html
+# $toppath - Top level directory (i.e., /res/$dom/$uname or /priv/$dom/$uname
+# $relpath - Current path (relative to top level).
+# $dirhashref - reference to hash to populate with URLs of directories (Required)
+# $filehashref - reference to hash to populate with URLs of files (Optional)
+#
+# Returns: nothing
+#
+# Side Effects: populates $dirhashref, and $filehashref (if provided).
+#
+# Currently used by interface/londocs.pm to create linked select boxes for
+# directory and filename to import a Course "Author" resource into a course, and
+# also to create linked select boxes for Authoring Space and Directory to choose
+# save location for creation of a new "standard" problem from the Course Editor.
+#
+
+sub recursedirs {
+ my ($is_home,$context,$docroot,$toppath,$relpath,$dirhashref,$filehashref) = @_;
+ return unless (ref($dirhashref) eq 'HASH');
+ my $currpath = $docroot.$toppath;
+ if ($relpath) {
+ $currpath .= "/$relpath";
+ }
+ my $savefile;
+ if (ref($filehashref)) {
+ $savefile = 1;
+ }
+ if ($is_home) {
+ if (opendir(my $dirh,$currpath)) {
+ foreach my $item (sort { lc($a) cmp lc($b) } grep(!/^\.+$/,readdir($dirh))) {
+ next if ($item eq '');
+ if (-d "$currpath/$item") {
+ my $newpath;
+ if ($relpath) {
+ $newpath = "$relpath/$item";
+ } else {
+ $newpath = $item;
+ }
+ $dirhashref->{&Apache::lonlocal::js_escape($newpath)} = 1;
+ &recursedirs($is_home,$context,$docroot,$toppath,$newpath,$dirhashref,$filehashref);
+ } elsif ($savefile) {
+ if ($context eq 'priv') {
+ unless ($item =~ /\.(meta|save|log|bak|DS_Store)$/) {
+ $filehashref->{&Apache::lonlocal::js_escape($relpath)}{$item} = 1;
+ }
+ } else {
+ unless (($item =~ /\.meta$/) || ($item =~ /\.\d+\.\w+$/) || ($item =~ /\.rights$/)) {
+ $filehashref->{&Apache::lonlocal::js_escape($relpath)}{$item} = 1;
+ }
+ }
+ }
+ }
+ closedir($dirh);
+ }
+ } else {
+ my ($dirlistref,$listerror) =
+ &dirlist($toppath.$relpath);
+ my @dir_lines;
+ my $dirptr=16384;
+ if (ref($dirlistref) eq 'ARRAY') {
+ foreach my $dir_line (sort
+ {
+ my ($afile)=split('&',$a,2);
+ my ($bfile)=split('&',$b,2);
+ return (lc($afile) cmp lc($bfile));
+ } (@{$dirlistref})) {
+ my ($item,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef) =
+ split(/\&/,$dir_line,16);
+ $item =~ s/\s+$//;
+ next if (($item =~ /^\.\.?$/) || ($obs));
+ if ($dirptr&$testdir) {
+ my $newpath;
+ if ($relpath) {
+ $newpath = "$relpath/$item";
+ } else {
+ $relpath = '/';
+ $newpath = $item;
+ }
+ $dirhashref->{&Apache::lonlocal::js_escape($newpath)} = 1;
+ &recursedirs($is_home,$context,$docroot,$toppath,$newpath,$dirhashref,$filehashref);
+ } elsif ($savefile) {
+ if ($context eq 'priv') {
+ unless ($item =~ /\.(meta|save|log|bak|DS_Store)$/) {
+ $filehashref->{$relpath}{$item} = 1;
+ }
+ } else {
+ unless (($item =~ /\.meta$/) || ($item =~ /\.\d+\.\w+$/)) {
+ $filehashref->{$relpath}{$item} = 1;
+ }
+ }
+ }
+ }
+ }
+ }
+ return;
+}
+
# -------------------------------------------------------- Value of a Condition
# gets the value of a specific preevaluated condition
@@ -9446,10 +10557,12 @@ 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);
@@ -9463,7 +10576,14 @@ sub get_userresdata {
# 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'
+# $type - Type of thing $name is (must be 'course' or 'user')
+# $mapp - decluttered URL of enclosing map
+# $recursed - Ref to scalar -- set to 1, if nested maps have been recursed.
+# $recurseup - Ref to array of map URLs, starting with map containing
+# $mapp up through hierarchy of nested maps to top level map.
+# $courseid - CourseID (first part of param identifier).
+# $modifier - Middle part of param identifier.
+# $what - Last part of param identifier.
# @which - Array of names of resources desired.
# Returns:
# The value of the first reasource in @which that is found in the
@@ -9473,7 +10593,8 @@ sub get_userresdata {
# '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 ($name,$domain,$type,$mapp,$recursed,$recurseup,$courseid,
+ $modifier,$what,@which)=@_;
my $result;
if ($type eq 'course') {
$result=&get_courseresdata($name,$domain);
@@ -9482,17 +10603,80 @@ sub resdata {
}
if (!ref($result)) { return $result; }
foreach my $item (@which) {
- if (defined($result->{$item->[0]})) {
+ if ($item->[1] eq 'course') {
+ if ((ref($recurseup) eq 'ARRAY') && (ref($recursed) eq 'SCALAR')) {
+ unless ($$recursed) {
+ @{$recurseup} = &get_map_hierarchy($mapp,$courseid);
+ $$recursed = 1;
+ }
+ foreach my $item (@${recurseup}) {
+ my $norecursechk=$courseid.$modifier.$item.'___(all).'.$what;
+ last if (defined($result->{$norecursechk}));
+ my $recursechk=$courseid.$modifier.$item.'___(rec).'.$what;
+ if (defined($result->{$recursechk})) { return [$result->{$recursechk},'map']; }
+ }
+ }
+ }
+ if (defined($result->{$item->[0]})) {
return [$result->{$item->[0]},$item->[1]];
}
}
return undef;
}
+sub get_domain_ltitools {
+ my ($cdom) = @_;
+ my %ltitools;
+ my ($result,$cached)=&is_cached_new('ltitools',$cdom);
+ if (defined($cached)) {
+ if (ref($result) eq 'HASH') {
+ %ltitools = %{$result};
+ }
+ } else {
+ my %domconfig = &get_dom('configuration',['ltitools'],$cdom);
+ if (ref($domconfig{'ltitools'}) eq 'HASH') {
+ %ltitools = %{$domconfig{'ltitools'}};
+ }
+ my $cachetime = 24*60*60;
+ &do_cache_new('ltitools',$cdom,\%ltitools,$cachetime);
+ }
+ return %ltitools;
+}
+
+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
#
+{
+# Cache (5 seconds) of map hierarchy for speedup of navmaps display
+#
+# The course for which we cache
+my $cachedmapkey='';
+# The cached recursive maps for this course
+my %cachedmaps=();
+# When this was last done
+my $cachedmaptime='';
+
sub clear_EXT_cache_status {
&delenv('cache.EXT.');
}
@@ -9517,7 +10701,7 @@ sub EXT_cache_set {
# --------------------------------------------------------- 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;
@@ -9632,36 +10816,60 @@ sub EXT {
if (!$symbparm) { $symbparm=&symbread(); }
}
- if ($space eq 'title') {
- if (!$symbparm) { $symbparm = $env{'request.filename'}; }
- return &gettitle($symbparm);
- }
+ 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 'filename') {
- if ($symbparm) {
- return &clutter((&decode_symb($symbparm))[2]);
+ 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'});
}
- return &hreflocation('',$env{'request.filename'});
- }
- my ($section, $group, @groups);
- my ($courselevelm,$courselevel);
- if ($symbparm && defined($courseid) &&
- $courseid eq $env{'request.course.id'}) {
+ 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, @recurseup, $recursed);
+ my ($courselevelm,$courseleveli,$courselevel,$mapp);
+ 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=&deversion((&decode_symb($symbp))[0]);
-
+ $mapp=&deversion((&decode_symb($symbp))[0]);
my $symbparm=$symbp.'.'.$spacequalifierrest;
+ my $recurseparm=$mapp.'___(rec).'.$spacequalifierrest;
my $mapparm=$mapp.'___(all).'.$spacequalifierrest;
-
if (($env{'user.name'} eq $uname) &&
($env{'user.domain'} eq $udom)) {
$section=$env{'request.course.sec'};
@@ -9678,17 +10886,21 @@ sub EXT {
my $seclevel=$courseid.'.['.$section.'].'.$spacequalifierrest;
my $seclevelr=$courseid.'.['.$section.'].'.$symbparm;
+ my $secleveli=$courseid.'.['.$section.'].'.$recurseparm;
my $seclevelm=$courseid.'.['.$section.'].'.$mapparm;
$courselevel=$courseid.'.'.$spacequalifierrest;
my $courselevelr=$courseid.'.'.$symbparm;
+ $courseleveli=$courseid.'.'.$recurseparm;
$courselevelm=$courseid.'.'.$mapparm;
# ----------------------------------------------------------- first, check user
- my $userreply=&resdata($uname,$udom,'user',
+ my $userreply=&resdata($uname,$udom,'user',$mapp,\$recursed,
+ \@recurseup,$courseid,'.',$spacequalifierrest,
([$courselevelr,'resource'],
[$courselevelm,'map' ],
+ [$courseleveli,'map' ],
[$courselevel, 'course' ]));
if (defined($userreply)) { return &get_reply($userreply); }
@@ -9696,15 +10908,18 @@ sub EXT {
my $coursereply;
if (@groups > 0) {
$coursereply = &check_group_parms($courseid,\@groups,$symbparm,
- $mapparm,$spacequalifierrest);
- if (defined($coursereply)) { return &get_reply($coursereply); }
+ $recurseparm,$mapparm,$spacequalifierrest,
+ $mapp,\$recursed,\@recurseup);
+ if (defined($coursereply)) { return &get_reply($coursereply); }
}
$coursereply=&resdata($env{'course.'.$courseid.'.num'},
$env{'course.'.$courseid.'.domain'},
- 'course',
+ 'course',$mapp,\$recursed,\@recurseup,
+ $courseid,'.['.$section.'].',$spacequalifierrest,
([$seclevelr, 'resource'],
[$seclevelm, 'map' ],
+ [$secleveli, 'map' ],
[$seclevel, 'course' ],
[$courselevelr,'resource']));
if (defined($coursereply)) { return &get_reply($coursereply); }
@@ -9721,8 +10936,9 @@ sub EXT {
if ($thisparm) { return &get_reply([$thisparm,'resource']); }
}
# ------------------------------------------ fourth, look in resource metadata
-
- $spacequalifierrest=~s/\./\_/;
+
+ my $what = $spacequalifierrest;
+ $what=~s/\./\_/;
my $filename;
if (!$symbparm) { $symbparm=&symbread(); }
if ($symbparm) {
@@ -9730,18 +10946,20 @@ sub EXT {
} else {
$filename=$env{'request.filename'};
}
- my $metadata=&metadata($filename,$spacequalifierrest);
+ my $metadata=&metadata($filename,$what);
if (defined($metadata)) { return &get_reply([$metadata,'resource']); }
- $metadata=&metadata($filename,'parameter_'.$spacequalifierrest);
+ $metadata=&metadata($filename,'parameter_'.$what);
if (defined($metadata)) { return &get_reply([$metadata,'resource']); }
-# ---------------------------------------------- fourth, look in rest of course
+# ----------------------------------------------- fifth, 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',
+ 'course',$mapp,\$recursed,\@recurseup,
+ $courseid,'.',$spacequalifierrest,
([$courselevelm,'map' ],
+ [$courseleveli,'map' ],
[$courselevel, 'course']));
if (defined($coursereply)) { return &get_reply($coursereply); }
}
@@ -9798,22 +11016,51 @@ sub get_reply {
}
sub check_group_parms {
- my ($courseid,$groups,$symbparm,$mapparm,$what) = @_;
- my @groupitems = ();
- my $resultitem;
- my @levels = ([$symbparm,'resource'],[$mapparm,'map'],[$what,'course']);
+ my ($courseid,$groups,$symbparm,$recurseparm,$mapparm,$what,$mapp,
+ $recursed,$recurseupref) = @_;
+ my @levels = ([$symbparm,'resource'],[$mapparm,'map'],[$recurseparm,'map'],
+ [$what,'course']);
+ my $coursereply;
foreach my $group (@{$groups}) {
+ my @groupitems = ();
foreach my $level (@levels) {
my $item = $courseid.'.['.$group.'].'.$level->[0];
push(@groupitems,[$item,$level->[1]]);
}
+ my $coursereply = &resdata($env{'course.'.$courseid.'.num'},
+ $env{'course.'.$courseid.'.domain'},
+ 'course',$mapp,$recursed,$recurseupref,
+ $courseid,'.['.$group.'].',$what,
+ @groupitems);
+ last if (defined($coursereply));
}
- my $coursereply = &resdata($env{'course.'.$courseid.'.num'},
- $env{'course.'.$courseid.'.domain'},
- 'course',@groupitems);
return $coursereply;
}
+sub get_map_hierarchy {
+ my ($mapname,$courseid) = @_;
+ my @recurseup = ();
+ if ($mapname) {
+ if (($cachedmapkey eq $courseid) &&
+ (abs($cachedmaptime-time)<5)) {
+ if (ref($cachedmaps{$mapname}) eq 'ARRAY') {
+ return @{$cachedmaps{$mapname}};
+ }
+ }
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ if (ref($navmap)) {
+ @recurseup = $navmap->recurseup_maps($mapname);
+ undef($navmap);
+ $cachedmaps{$mapname} = \@recurseup;
+ $cachedmaptime=time;
+ $cachedmapkey=$courseid;
+ }
+ }
+ return @recurseup;
+}
+
+}
+
sub sort_course_groups { # Sort groups based on defined rankings. Default is sort().
my ($courseid,@groups) = @_;
@groups = sort(@groups);
@@ -9898,11 +11145,11 @@ sub metadata {
# if it is a non metadata possible uri return quickly
if (($uri eq '') ||
(($uri =~ m|^/*adm/|) &&
- ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard)$})) ||
+ ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard|exttools?)$})) ||
($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) {
return undef;
}
- if (($uri =~ /^priv/ || $uri=~/home\/httpd\/html\/priv/)
+ if (($uri =~ /^priv/ || $uri=~m{^home/httpd/html/priv})
&& &Apache::lonxml::get_state('target') =~ /^(|meta)$/) {
return undef;
}
@@ -10163,7 +11410,7 @@ sub metadata {
$metaentry{':keys'} = join(',',keys(%metathesekeys));
&metadata_generate_part0(\%metathesekeys,\%metaentry,$uri);
- $metaentry{':allpossiblekeys'}=join(',',keys %metathesekeys);
+ $metaentry{':allpossiblekeys'}=join(',',keys(%metathesekeys));
&do_cache_new('meta',$uri,\%metaentry,$cachetime);
# this is the end of "was not already recently cached
}
@@ -10276,78 +11523,6 @@ sub gettitle {
return $title;
}
-sub getdocspath {
- my ($symb) = @_;
- my $path;
- if ($symb) {
- my ($mapurl,$id,$resurl) = &decode_symb($symb);
- if ($resurl=~/\.(sequence|page)$/) {
- $mapurl=$resurl;
- } elsif ($resurl eq 'adm/navmaps') {
- $mapurl=$env{'course.'.$env{'request.course.id'}.'.url'};
- }
- my $mapresobj;
- my $navmap = Apache::lonnavmaps::navmap->new();
- if (ref($navmap)) {
- $mapresobj = $navmap->getResourceByUrl($mapurl);
- }
- $mapurl=~s{^.*/([^/]+)\.(\w+)$}{$1};
- my $type=$2;
- if (ref($mapresobj)) {
- my $pcslist = $mapresobj->map_hierarchy();
- if ($pcslist ne '') {
- foreach my $pc (split(/,/,$pcslist)) {
- next if ($pc <= 1);
- my $res = $navmap->getByMapPc($pc);
- if (ref($res)) {
- my $thisurl = $res->src();
- $thisurl=~s{^.*/([^/]+)\.\w+$}{$1};
- my $thistitle = $res->title();
- $path .= '&'.
- &Apache::lonhtmlcommon::entity_encode($thisurl).'&'.
- &Apache::lonhtmlcommon::entity_encode($thistitle).
- ':'.$res->randompick().
- ':'.$res->randomout().
- ':'.$res->encrypted().
- ':'.$res->randomorder().
- ':'.$res->is_page();
- }
- }
- }
- $path =~ s/^\&//;
- my $maptitle = $mapresobj->title();
- if ($mapurl eq 'default') {
- $maptitle = 'Main Course Documents';
- }
- $path .= ($path ne '')? '&' : ''.
- &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
- &Apache::lonhtmlcommon::entity_encode($maptitle).
- ':'.$mapresobj->randompick().
- ':'.$mapresobj->randomout().
- ':'.$mapresobj->encrypted().
- ':'.$mapresobj->randomorder().
- ':'.$mapresobj->is_page();
- } else {
- my $maptitle = &gettitle($mapurl);
- my $ispage;
- if ($mapurl =~ /\.page$/) {
- $ispage = 1;
- }
- if ($mapurl eq 'default') {
- $maptitle = 'Main Course Documents';
- }
- $path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
- &Apache::lonhtmlcommon::entity_encode($maptitle).':::::'.$ispage;
- }
- unless ($mapurl eq 'default') {
- $path = 'default&'.
- &Apache::lonhtmlcommon::entity_encode('Main Course Documents').
- ':::::&'.$path;
- }
- }
- return $path;
-}
-
sub get_slot {
my ($which,$cnum,$cdom)=@_;
if (!$cnum || !$cdom) {
@@ -10401,7 +11576,7 @@ sub get_course_slots {
my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum);
my ($tmp) = keys(%slots);
if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
- &Apache::lonnet::do_cache_new('allslots',$hashid,\%slots,600);
+ &do_cache_new('allslots',$hashid,\%slots,600);
return %slots;
}
}
@@ -10511,7 +11686,7 @@ sub symbverify {
$ids=$bighash{'ids_'.&clutter($thisurl)};
}
unless ($ids) {
- my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl;
+ my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl;
$ids=$bighash{$idkey};
}
if ($ids) {
@@ -10527,14 +11702,14 @@ sub symbverify {
if (ref($encstate)) {
$$encstate = $bighash{'encrypted_'.$id};
}
- if (($env{'request.role.adv'}) ||
- ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) ||
+ if (($env{'request.role.adv'}) ||
+ ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) ||
($thisurl eq '/adm/navmaps')) {
- $okay=1;
+ $okay=1;
last;
- }
- }
- }
+ }
+ }
+ }
}
untie(%bighash);
}
@@ -10606,19 +11781,21 @@ sub deversion {
# ------------------------------------------------------ Return symb list entry
sub symbread {
- my ($thisfn,$donotrecurse)=@_;
- my $cache_str;
- if ($thisfn ne '') {
- $cache_str='request.symbread.cached.'.$thisfn;
- if ($env{$cache_str} ne '') {
+ my ($thisfn,$donotrecurse,$ignorecachednull,$checkforblock,$possibles)=@_;
+ my $cache_str='request.symbread.cached.'.$thisfn;
+ if (defined($env{$cache_str})) {
+ if ($ignorecachednull) {
+ return $env{$cache_str} unless ($env{$cache_str} eq '');
+ } else {
return $env{$cache_str};
}
- } else {
+ }
# 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
@@ -10674,18 +11851,46 @@ sub symbread {
my ($mapid,$resid)=split(/\./,$ids);
$syval=&encode_symb($bighash{'map_id_'.$mapid},
$resid,$thisfn);
- } elsif (!$donotrecurse) {
+ if (ref($possibles) eq 'HASH') {
+ $possibles->{$syval} = 1;
+ }
+ if ($checkforblock) {
+ my @blockers = &has_comm_blocking('bre',$syval,$bighash{'src_'.$ids});
+ if (@blockers) {
+ $syval = '';
+ return;
+ }
+ }
+ } elsif ((!$donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) {
# ------------------------------------------ There is more than one possibility
my $realpossible=0;
foreach my $id (@possibilities) {
my $file=$bighash{'src_'.$id};
- if (&allowed('bre',$file)) {
- my ($mapid,$resid)=split(/\./,$id);
- if ($bighash{'map_type_'.$mapid} ne 'page') {
- $realpossible++;
- $syval=&encode_symb($bighash{'map_id_'.$mapid},
- $resid,$thisfn);
- }
+ 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);
+ if (ref($possibles) eq 'HASH') {
+ $possibles->{$syval} = 1;
+ }
+ if ($checkforblock) {
+ my @blockers = &has_comm_blocking('bre',$poss_syval,$file);
+ unless (@blockers > 0) {
+ $syval = $poss_syval;
+ $realpossible++;
+ }
+ } else {
+ $syval = $poss_syval;
+ $realpossible++;
+ }
+ }
}
}
if ($realpossible!=1) { $syval=''; }
@@ -10693,7 +11898,7 @@ sub symbread {
$syval='';
}
}
- untie(%bighash)
+ untie(%bighash);
}
}
if ($syval) {
@@ -10846,6 +12051,7 @@ sub rndseed {
$which =&get_rand_alg($courseid);
}
if (defined(&getCODE())) {
+
if ($which eq '64bit5') {
return &rndseed_CODE_64bit5($symb,$courseid,$domain,$username);
} elsif ($which eq '64bit4') {
@@ -11031,8 +12237,12 @@ 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);
}
@@ -11423,7 +12633,9 @@ sub default_login_domain {
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/||;
$thisfn=~s|^adm/coursedocs/showdoc/||;
@@ -11466,6 +12678,8 @@ sub clutter {
# &logthis("Got a blank emb style");
}
}
+ } elsif ($thisfn =~ m{^/adm/$match_domain/$match_courseid/\d+/exttools?$}) {
+ $thisfn='/adm/wrapper'.$thisfn;
}
return $thisfn;
}
@@ -11550,7 +12764,7 @@ sub get_dns {
$alldns{$host} = $protocol;
}
while (%alldns) {
- my ($dns) = keys(%alldns);
+ my ($dns) = sort { $b cmp $a } keys(%alldns);
my $ua=new LWP::UserAgent;
$ua->timeout(30);
my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url");
@@ -11558,9 +12772,9 @@ sub get_dns {
delete($alldns{$dns});
next if ($response->is_error());
my @content = split("\n",$response->content);
- unless ($nocache) {
- &Apache::lonnet::do_cache_new('dns',$url,\@content,30*24*60*60);
- }
+ unless ($nocache) {
+ &do_cache_new('dns',$url,\@content,30*24*60*60);
+ }
&$func(\@content,$hashref);
return;
}
@@ -11576,36 +12790,37 @@ sub get_dns {
# ------------------------------------------------------Get DNS checksums file
sub parse_dns_checksums_tab {
my ($lines,$hashref) = @_;
- my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'});
+ 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 $versions = shift(@{$lines});
- my %supported;
- if ($versions =~ /^VERSIONS\:([\w\.\,]+)$/) {
- my $releaseslist = $1;
- if ($releaseslist =~ /,/) {
- map { $supported{$_} = 1; } split(/,/,$releaseslist);
- } elsif ($releaseslist) {
- $supported{$releaseslist} = 1;
- }
- }
- if ($supported{$release}) {
- my $matchthis = 0;
+ my $version = shift(@{$lines});
+ if ($version eq $release) {
foreach my $line (@{$lines}) {
- if ($line =~ /^(\d[\w\.]+)$/) {
- if ($matchthis) {
- last;
- } elsif ($1 eq $release) {
- $matchthis = 1;
+ my ($file,$version,$shasum) = split(/,/,$line);
+ if ($file =~ m{^/etc/httpd/conf}) {
+ if ($webconfdir eq '/etc/apache2') {
+ $file =~ s{^\Q/etc/httpd/conf/\E}{$webconfdir/};
}
- } elsif ($matchthis) {
- my ($file,$version,$shasum) = split(/,/,$line);
- $chksum{$file} = $shasum;
- $revnum{$file} = $version;
}
+ $chksum{$file} = $shasum;
+ $revnum{$file} = $version;
}
if (ref($hashref) eq 'HASH') {
%{$hashref} = (
@@ -11620,7 +12835,10 @@ sub parse_dns_checksums_tab {
sub fetch_dns_checksums {
my %checksums;
- &get_dns('/adm/dns/checksums',\&parse_dns_checksums_tab,1,1,
+ 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/$release",\&parse_dns_checksums_tab,1,1,
\%checksums);
return \%checksums;
}
@@ -11653,8 +12871,8 @@ sub fetch_dns_checksums {
}
sub load_domain_tab {
- my ($ignore_cache) = @_;
- &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache);
+ my ($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>;
@@ -11740,8 +12958,8 @@ sub fetch_dns_checksums {
}
sub load_hosts_tab {
- my ($ignore_cache) = @_;
- &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache);
+ my ($ignore_cache,$nocache) = @_;
+ &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache,$nocache);
open(my $config,"<$perlvar{'lonTabDir'}/hosts.tab");
my @config = <$config>;
&parse_hosts_tab(\@config);
@@ -11763,7 +12981,8 @@ sub fetch_dns_checksums {
}
sub all_names {
- &load_hosts_tab() if (!$loaded);
+ my ($ignore_cache,$nocache) = @_;
+ &load_hosts_tab($ignore_cache,$nocache) if (!$loaded);
return %name_to_host;
}
@@ -11885,7 +13104,7 @@ sub fetch_dns_checksums {
}
sub get_iphost {
- my ($ignore_cache) = @_;
+ my ($ignore_cache,$nocache) = @_;
if (!$ignore_cache) {
if (%iphost) {
@@ -11909,7 +13128,7 @@ sub fetch_dns_checksums {
%old_name_to_ip = %{$ip_info->[1]};
}
- my %name_to_host = &all_names();
+ my %name_to_host = &all_names($ignore_cache,$nocache);
foreach my $name (keys(%name_to_host)) {
my $ip;
if (!exists($name_to_ip{$name})) {
@@ -11934,9 +13153,11 @@ sub fetch_dns_checksums {
}
push(@{$iphost{$ip}},@{$name_to_host{$name}});
}
- &Apache::lonnet::do_cache_new('iphost','iphost',
- [\%iphost,\%name_to_ip,\%lonid_to_ip],
- 48*60*60);
+ unless ($nocache) {
+ &do_cache_new('iphost','iphost',
+ [\%iphost,\%name_to_ip,\%lonid_to_ip],
+ 48*60*60);
+ }
return %iphost;
}
@@ -11992,15 +13213,48 @@ sub fetch_dns_checksums {
}
$seen{$prim_ip} = 1;
}
- return &Apache::lonnet::do_cache_new('internetnames',$lonid,\@idns,12*60*60);
+ return &do_cache_new('internetnames',$lonid,\@idns,12*60*60);
}
}
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);
+ 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
@@ -12077,33 +13331,14 @@ BEGIN {
}
# ---------------------------------------------------------- Read loncaparev table
-{
- 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);
- }
- }
-}
+
+&load_loncaparevs();
# ---------------------------------------------------------- Read serverhostID table
-{
- 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);
- }
- }
-}
+&load_serverhomeIDs();
+
+# ---------------------------------------------------------- Read releaseslist XML
{
my $file = $Apache::lonnet::perlvar{'lonTabDir'}.'/releaseslist.xml';
if (-e $file) {
@@ -12113,7 +13348,15 @@ BEGIN {
my $item = $token->[1];
my $name = $token->[2]{'name'};
my $value = $token->[2]{'value'};
- if ($item ne '' && $name ne '' && $value ne '') {
+ my $valuematch = $token->[2]{'valuematch'};
+ my $namematch = $token->[2]{'namematch'};
+ if ($item eq 'parameter') {
+ if (($namematch ne '') || (($name ne '') && ($value ne '' || $valuematch ne ''))) {
+ my $release = $parser->get_text();
+ $release =~ s/(^\s*|\s*$ )//gx;
+ $needsrelease{$item.':'.$name.':'.$value.':'.$valuematch.':'.$namematch} = $release;
+ }
+ } elsif ($item ne '' && $name ne '') {
my $release = $parser->get_text();
$release =~ s/(^\s*|\s*$ )//gx;
$needsrelease{$item.':'.$name.':'.$value} = $release;
@@ -12162,17 +13405,6 @@ $readit=1;
if ($test != 0) { $_64bit=1; } else { $_64bit=0; }
&logthis(" Detected 64bit platform ($_64bit)");
}
-
- {
- eval {
- ($apache) =
- (Apache2::ServerUtil::get_server_version() =~ m{Apache/(\d+\.\d+)});
- };
- if ($@) {
- $apache = 1.3;
- }
- }
-
}
}
@@ -12313,8 +13545,8 @@ were new keys. I.E. 1:foo will become 1:
Calling convention:
- my %record=&Apache::lonnet::restore($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.
@@ -12397,10 +13629,12 @@ the answer, and also caches if there is
=item *
X
-B: find the usernames behind a list of IDs
-(IDs are a unique resource in a domain, there must be only 1 ID per
-username, and only 1 username per ID in a specific domain) (returns
-hash: id=>name,id=>name)
+B: find the usernames behind either
+a list of student/employee IDs or clicker IDs
+(student/employee IDs are a unique resource in a domain, there must be
+only 1 ID per username, and only 1 username per ID in a specific domain).
+clickerIDs are not necessarily unique, as students might share clickers.
+(returns hash: id=>name,id=>name)
=item *
X
@@ -12409,7 +13643,27 @@ usernames (returns hash: name=>id,name=>
=item *
X
-B: store away a list of names and associated IDs
+B: store away a list of
+names and associated student/employee IDs or clicker IDs.
+
+=item *
+X
+B: delete unwanted
+student/employee ID or clicker ID username look-ups from domain.
+The homeserver ($uhome) and namespace ($namespace) are optional.
+If no $uhome is provided, it will be determined usig &homeserver()
+for each user. If no $namespace is provided, the default is ids.
+
+=item *
+X
+B: update
+clicker ID-to-username look-ups in clickers.db on library server.
+Permitted actions are add or del (i.e., add or delete). The
+clickers.db contains clickerID as keys (escaped), and each corresponding
+value is an escaped comma-separated list of usernames (for whom the
+library server is the homeserver), who registered that particular ID.
+If $critical is true, the update will be sent via &critical, otherwise
+&reply() will be used.
=item *
X
@@ -12450,13 +13704,29 @@ escaped strings of the action recorded i
=item *
-allowed($priv,$uri,$symb,$role) : check for a user privilege; returns codes for allowed actions
+allowed($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).
+$noblockcheck, if true, skips calls to &has_comm_blocking() for the bre priv. This
+prevents recursive calls to &allowed.
+
F: full access
U,I,K: authentication modes (cxx only)
'': forbidden
1: user needs to choose course
2: browse allowed
A: passphrase authentication needed
+ B: access temporarily blocked because of a blocking event in a course.
=item *
@@ -12491,7 +13761,7 @@ environment). If no custom name is defi
=item *
-get_my_roles($uname,$udom,$context,$types,$roles,$roledoms,$withsec) :
+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 $context is 'userroles', roles for the user himself,
@@ -12508,13 +13778,37 @@ provided for types, will default to retu
=item *
in_course($udom,$uname,$cdom,$cnum,$type,$hideprivileged) : determine if
-user: $uname:$udom has a role in the course: $cdom_$cnum.
+user: $uname:$udom has a role in the course: $cdom_$cnum.
-Additional optional arguments are: $type (if role checking is to be restricted
+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
$hideprivileged -- if true will not report course roles for users who
-have active Domain Coordinator or Super User roles.
+have active Domain Coordinator role in course's domain or in additional
+domains (specified in 'Domains to check for privileged users' in course
+environment -- set via: Course Settings -> Classlists and staff listing).
+
+=item *
+
+privileged($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 $possdomains array is preferred, as
+this then allows &privileged_by_domain() to be used, which caches the identity
+of privileged users, eliminating the need for repeated calls to &dump().
+
+=item *
+
+privileged_by_domain($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
@@ -12557,8 +13851,8 @@ or when Autoupdate.pl is run by cron in
modifystudent
modify a student's 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
+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
@@ -12618,20 +13912,20 @@ Inputs:
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
@@ -12657,6 +13951,8 @@ Inputs:
=item $credits, number of credits student will earn from this class
+=item $instsec, institutional course section code for student
+
=back
@@ -12713,7 +14009,7 @@ If defined, the supplied username is use
resdata($name,$domain,$type,@which) : request for current parameter
setting for a specific $type, where $type is either 'course' or 'user',
@what should be a list of parameters to ask about. This routine caches
-answers for 5 minutes.
+answers for 10 minutes.
=item *
@@ -12722,6 +14018,10 @@ data base, returning a hash that is keye
values that are the resource value. I believe that the timestamps and
versions are also returned.
+get_numsuppfiles($cnum,$cdom) : retrieve number of files in a course's
+supplemental content area. This routine caches the number of files for
+10 minutes.
+
=back
=head2 Course Modification
@@ -12781,10 +14081,15 @@ resource. Expects the local filesystem p
=item *
-EXT($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 $varname are environment.lastname (or other item
from the envirnment hash), user.name (or someother aspect about the
@@ -12817,7 +14122,20 @@ will be stored for query
=item *
-symbread($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 *
@@ -12827,9 +14145,9 @@ and is a possible symb for the URL in $t
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 existence of
the course initial hash, and uses $env('request.course.id'}. The third
-arg is an optional reference to a scalar. If this arg is passed in the
+arg is an optional reference to a scalar. If this arg is passed in the
call to symbverify, it will be set to 1 if the symb has been set to be
-encrypted; otherwise it will be null.
+encrypted; otherwise it will be null.
=item *
@@ -12882,13 +14200,13 @@ expirespread($uname,$udom,$stype,$usymb)
devalidate($symb) : devalidate temporary spreadsheet calculations,
forcing spreadsheet to reevaluate the resource scores next time.
-=item *
+=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
+ url, symb (if registered) and group (if this is a
group item -- e.g., bulletin board, group page etc.).
output: array of five scalars --
@@ -12896,15 +14214,15 @@ when viewing in course context.
$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
+ $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
+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.
@@ -12918,15 +14236,21 @@ homeserver.
=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 *
@@ -12949,10 +14273,11 @@ $range should be either an integer '100'
=item *
-putstore($namespace,$symb,$version,$storehash,$udomain,$uname) :
+putstore($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
+reference. If $tolog is true, the transaction is logged in the courselog
+with an action=PUTSTORE.
=item *
@@ -13062,15 +14387,91 @@ server ($udom and $uhome are optional)
=item *
-get_domain_defaults($target_domain) : returns hash with defaults for
-authentication and language in the domain. Keys are: auth_def, auth_arg_def,
-lang_def; corresponsing values are authentication type (internal, krb4, krb5,
-or localauth), initial password or a kerberos realm, language (e.g., en-us).
-Values are retrieved from cache (if current), or from domain's configuration.db
-(if available), or lastly from values in lonTabs/dns_domain,tab,
-or lonTabs/domain.tab.
+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, placement
+
+=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, placementquota
+
+=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 $ignore_cache arg is true, or from domain's configuration.db (if available),
+or lastly from values in lonTabs/dns_domain,tab, or lonTabs/domain.tab.
+
+Typical usage:
-%domdefaults = &get_auth_defaults($target_domain);
+%domdefaults = &get_domain_defaults($target_domain);
=back
@@ -13295,7 +14696,8 @@ 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
@@ -13490,8 +14892,8 @@ Returns:
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,
+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)
@@ -13502,24 +14904,24 @@ Args: (first three required; six others
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;
+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
+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
+ 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
+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.
+9. maxtries: number of attempts to obtain a unique suffix; default is 20.
Returns: