--- loncom/lonnet/perl/lonnet.pm 2006/01/13 19:22:29 1.683.2.12 +++ loncom/lonnet/perl/lonnet.pm 2007/01/02 12:53:58 1.818 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.683.2.12 2006/01/13 19:22:29 albertel Exp $ +# $Id: lonnet.pm,v 1.818 2007/01/02 12:53:58 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -38,14 +38,13 @@ use vars qw(%perlvar %hostname %badServerCache %iphost %spareid %hostdom %libserv %pr %prp $memcache %packagetab %courselogs %accesshash %userrolehash %domainrolehash $processmarker $dumpcount - %coursedombuf %coursenumbuf %coursehombuf %coursedescrbuf %courseinstcodebuf %courseownerbuf + %coursedombuf %coursenumbuf %coursehombuf %coursedescrbuf %courseinstcodebuf %courseownerbuf %coursetypebuf %domaindescription %domain_auth_def %domain_auth_arg_def %domain_lang_def %domain_city %domain_longi %domain_lati %domain_primary $tmpdir $_64bit %env); use IO::Socket; use GDBM_File; -use Apache::Constants qw(:common :http); use HTML::LCParser; use HTML::Parser; use Fcntl qw(:flock); @@ -53,6 +52,9 @@ use Storable qw(lock_store lock_nstore l use Time::HiRes qw( gettimeofday tv_interval ); use Cache::Memcached; use Digest::MD5; +use Math::Random; +use LONCAPA qw(:DEFAULT :match); +use LONCAPA::Configuration; my $readit; my $max_connection_retries = 10; # Or some such value. @@ -86,6 +88,29 @@ delayed. # --------------------------------------------------------------------- Logging +{ + my $logid; + sub instructor_log { + my ($hash_name,$storehash,$delflag,$uname,$udom)=@_; + $logid++; + my $id=time().'00000'.$$.'00000'.$logid; + return &Apache::lonnet::put('nohist_'.$hash_name, + { $id => { + 'exe_uname' => $env{'user.name'}, + 'exe_udom' => $env{'user.domain'}, + 'exe_time' => time(), + 'exe_ip' => $ENV{'REMOTE_ADDR'}, + 'delflag' => $delflag, + 'logentry' => $storehash, + 'uname' => $uname, + 'udom' => $udom, + } + }, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'} + ); + } +} sub logtouch { my $execdir=$perlvar{'lonDaemons'}; @@ -124,7 +149,7 @@ sub logperm { # -------------------------------------------------- Non-critical communication sub subreply { my ($cmd,$server)=@_; - my $peerfile="$perlvar{'lonSockDir'}/$server"; + my $peerfile="$perlvar{'lonSockDir'}/".$hostname{$server}; # # With loncnew process trimming, there's a timing hole between lonc server # process exit and the master server picking up the listen on the AF_UNIX @@ -152,7 +177,7 @@ sub subreply { } my $answer; if ($client) { - print $client "$cmd\n"; + print $client "sethost:$server:$cmd\n"; $answer=<$client>; if (!$answer) { $answer="con_lost"; } chomp($answer); @@ -256,9 +281,18 @@ sub critical { return $answer; } -# ------------------------------------------- Transfer profile into environment +# ------------------------------------------- check if return value is an error -sub transfer_profile_to_env { +sub error { + my ($result) = @_; + if ($result =~ /^(con_lost|no_such_host|error: (\d+) (.*))/) { + if ($2 == 2) { return undef; } + return $1; + } + return undef; +} + +sub convert_and_load_session_env { my ($lonidsdir,$handle)=@_; my @profile; { @@ -267,20 +301,68 @@ sub transfer_profile_to_env { @profile=<$idf>; close($idf); } - my $envi; - my %Remove; - for ($envi=0;$envi<=$#profile;$envi++) { - chomp($profile[$envi]); - my ($envname,$envvalue)=split(/=/,$profile[$envi],2); - $env{$envname} = $envvalue; + my %temp_env; + foreach my $line (@profile) { + if ($line !~ m/=/) { + return 0; + } + chomp($line); + my ($envname,$envvalue)=split(/=/,$line,2); + $temp_env{&unescape($envname)} = &unescape($envvalue); + } + unlink("$lonidsdir/$handle.id"); + if (tie(my %disk_env,'GDBM_File',"$lonidsdir/$handle.id",&GDBM_WRCREAT(), + 0640)) { + %disk_env = %temp_env; + @env{keys(%temp_env)} = @disk_env{keys(%temp_env)}; + untie(%disk_env); + } + return 1; +} + +# ------------------------------------------- Transfer profile into environment +my $env_loaded; +sub transfer_profile_to_env { + my ($lonidsdir,$handle,$force_transfer) = @_; + if (!$force_transfer && $env_loaded) { return; } + + if (!defined($lonidsdir)) { + $lonidsdir = $perlvar{'lonIDsDir'}; + } + if (!defined($handle)) { + ($handle) = ($env{'user.environment'} =~m|/([^/]+)\.id$| ); + } + + my $convert; + { + open(my $idf,"$lonidsdir/$handle.id"); + flock($idf,LOCK_SH); + if (tie(my %disk_env,'GDBM_File',"$lonidsdir/$handle.id", + &GDBM_READER(),0640)) { + @env{keys(%disk_env)} = @disk_env{keys(%disk_env)}; + untie(%disk_env); + } else { + $convert = 1; + } + } + if ($convert) { + if (!&convert_and_load_session_env($lonidsdir,$handle)) { + &logthis("Failed to load session, or convert session."); + } + } + + my %remove; + while ( my $envname = each(%env) ) { if (my ($key,$time) = ($envname =~ /^(cgi\.(\d+)_\d+\.)/)) { if ($time < time-300) { - $Remove{$key}++; + $remove{$key}++; } } } + $env{'user.environment'} = "$lonidsdir/$handle.id"; - foreach my $expired_key (keys(%Remove)) { + $env_loaded=1; + foreach my $expired_key (keys(%remove)) { &delenv($expired_key); } } @@ -289,110 +371,61 @@ sub transfer_profile_to_env { sub appenv { my %newenv=@_; - foreach (keys %newenv) { - if (($newenv{$_}=~/^user\.role/) || ($newenv{$_}=~/^user\.priv/)) { + foreach my $key (keys(%newenv)) { + if (($newenv{$key}=~/^user\.role/) || ($newenv{$key}=~/^user\.priv/)) { &logthis("WARNING: ". - "Attempt to modify environment ".$_." to ".$newenv{$_} + "Attempt to modify environment ".$key." to ".$newenv{$key} .''); - delete($newenv{$_}); + delete($newenv{$key}); } else { - $env{$_}=$newenv{$_}; + $env{$key}=$newenv{$key}; } } - - my $lockfh; - unless (open($lockfh,"$env{'user.environment'}")) { - return 'error: '.$!; - } - unless (flock($lockfh,LOCK_EX)) { - &logthis("WARNING: ". - 'Could not obtain exclusive lock in appenv: '.$!); - close($lockfh); - return 'error: '.$!; - } - - my @oldenv; - { - my $fh; - unless (open($fh,"$env{'user.environment'}")) { - return 'error: '.$!; + if (tie(my %disk_env,'GDBM_File',$env{'user.environment'},&GDBM_WRITER(), + 0640)) { + while (my ($key,$value) = each(%newenv)) { + $disk_env{$key} = $value; } - @oldenv=<$fh>; - close($fh); + untie(%disk_env); } - for (my $i=0; $i<=$#oldenv; $i++) { - chomp($oldenv[$i]); - if ($oldenv[$i] ne '') { - my ($name,$value)=split(/=/,$oldenv[$i],2); - unless (defined($newenv{$name})) { - $newenv{$name}=$value; - } - } - } - { - my $fh; - unless (open($fh,">$env{'user.environment'}")) { - return 'error'; - } - my $newname; - foreach $newname (keys %newenv) { - print $fh "$newname=$newenv{$newname}\n"; - } - close($fh); - } - - close($lockfh); return 'ok'; } # ----------------------------------------------------- Delete from Environment sub delenv { my $delthis=shift; - my %newenv=(); if (($delthis=~/user\.role/) || ($delthis=~/user\.priv/)) { &logthis("WARNING: ". "Attempt to delete from environment ".$delthis); return 'error'; } - my @oldenv; - { - my $fh; - unless (open($fh,"$env{'user.environment'}")) { - return 'error'; - } - unless (flock($fh,LOCK_SH)) { - &logthis("WARNING: ". - 'Could not obtain shared lock in delenv: '.$!); - close($fh); - return 'error: '.$!; - } - @oldenv=<$fh>; - close($fh); - } - { - my $fh; - unless (open($fh,">$env{'user.environment'}")) { - return 'error'; - } - unless (flock($fh,LOCK_EX)) { - &logthis("WARNING: ". - 'Could not obtain exclusive lock in delenv: '.$!); - close($fh); - return 'error: '.$!; - } - foreach (@oldenv) { - if ($_=~/^$delthis/) { - my ($key,undef) = split('=',$_,2); + if (tie(my %disk_env,'GDBM_File',$env{'user.environment'},&GDBM_WRITER(), + 0640)) { + foreach my $key (keys(%disk_env)) { + if ($key=~/^$delthis/) { delete($env{$key}); - } else { - print $fh $_; + delete($disk_env{$key}); } } - close($fh); + untie(%disk_env); } return 'ok'; } +sub get_env_multiple { + my ($name) = @_; + my @values; + if (defined($env{$name})) { + # exists is it an array + if (ref($env{$name})) { + @values=@{ $env{$name} }; + } else { + $values[0]=$env{$name}; + } + } + return(@values); +} + # ------------------------------------------ Find out current server userload # there is a copy in lond sub userload { @@ -445,48 +478,67 @@ sub overloaderror { sub spareserver { my ($loadpercent,$userloadpercent,$want_server_name) = @_; - my $tryserver; - my $spareserver=''; + my $spare_server; if ($userloadpercent !~ /\d/) { $userloadpercent=0; } - my $lowestserver=$loadpercent > $userloadpercent? - $loadpercent : $userloadpercent; - foreach $tryserver (keys(%spareid)) { - my $loadans=&reply('load',$tryserver); - my $userloadans=&reply('userload',$tryserver); - if ($loadans !~ /\d/ && $userloadans !~ /\d/) { - next; #didn't get a number from the server - } - my $answer; - if ($loadans =~ /\d/) { - if ($userloadans =~ /\d/) { - #both are numbers, pick the bigger one - $answer=$loadans > $userloadans? - $loadans : $userloadans; - } else { - $answer = $loadans; - } - } else { - $answer = $userloadans; - } - if (($answer =~ /\d/) && ($answer<$lowestserver)) { - if ($want_server_name) { - $spareserver=$tryserver; - } else { - $spareserver="http://$hostname{$tryserver}"; - } - $lowestserver=$answer; + my $lowest_load=($loadpercent > $userloadpercent) ? $loadpercent + : $userloadpercent; + + foreach my $try_server (@{ $spareid{'primary'} }) { + ($spare_server, $lowest_load) = + &compare_server_load($try_server, $spare_server, $lowest_load); + } + + my $found_server = ($spare_server ne '' && $lowest_load < 100); + + if (!$found_server) { + foreach my $try_server (@{ $spareid{'default'} }) { + ($spare_server, $lowest_load) = + &compare_server_load($try_server, $spare_server, $lowest_load); } } - return $spareserver; + + if (!$want_server_name) { + $spare_server="http://$hostname{$spare_server}"; + } + return $spare_server; } +sub compare_server_load { + my ($try_server, $spare_server, $lowest_load) = @_; + + my $loadans = &reply('load', $try_server); + my $userloadans = &reply('userload',$try_server); + + if ($loadans !~ /\d/ && $userloadans !~ /\d/) { + next; #didn't get a number from the server + } + + my $load; + if ($loadans =~ /\d/) { + if ($userloadans =~ /\d/) { + #both are numbers, pick the bigger one + $load = ($loadans > $userloadans) ? $loadans + : $userloadans; + } else { + $load = $loadans; + } + } else { + $load = $userloadans; + } + + if (($load =~ /\d/) && ($load < $lowest_load)) { + $spare_server = $try_server; + $lowest_load = $load; + } + return ($spare_server,$lowest_load); +} # --------------------------------------------- Try to change a user's password sub changepass { - my ($uname,$udom,$currentpass,$newpass,$server)=@_; + my ($uname,$udom,$currentpass,$newpass,$server,$context)=@_; $currentpass = &escape($currentpass); $newpass = &escape($newpass); - my $answer = reply("encrypt:passwd:$udom:$uname:$currentpass:$newpass", + my $answer = reply("encrypt:passwd:$udom:$uname:$currentpass:$newpass:$context", $server); if (! $answer) { &logthis("No reply on password change request to $server ". @@ -535,8 +587,8 @@ sub queryauthenticate { sub authenticate { my ($uname,$upass,$udom)=@_; - $upass=escape($upass); - $uname=~s/\W//g; + $upass=&escape($upass); + $uname= &LONCAPA::clean_username($uname); my $uhome=&homeserver($uname,$udom); if (!$uhome) { &logthis("User $uname at $udom is unknown in authenticate"); @@ -611,8 +663,8 @@ sub idget { sub idrget { my ($udom,@unames)=@_; my %returnhash=(); - foreach (@unames) { - $returnhash{$_}=(&userenvironment($udom,$_,'id'))[1]; + foreach my $uname (@unames) { + $returnhash{$uname}=(&userenvironment($udom,$uname,'id'))[1]; } return %returnhash; } @@ -622,22 +674,69 @@ sub idrget { sub idput { my ($udom,%ids)=@_; my %servers=(); - foreach (keys %ids) { - &cput('environment',{'id'=>$ids{$_}},$udom,$_); - my $uhom=&homeserver($_,$udom); + foreach my $uname (keys(%ids)) { + &cput('environment',{'id'=>$ids{$uname}},$udom,$uname); + my $uhom=&homeserver($uname,$udom); if ($uhom ne 'no_host') { - my $id=&escape($ids{$_}); + my $id=&escape($ids{$uname}); $id=~tr/A-Z/a-z/; - my $unam=&escape($_); + my $esc_unam=&escape($uname); if ($servers{$uhom}) { - $servers{$uhom}.='&'.$id.'='.$unam; + $servers{$uhom}.='&'.$id.'='.$esc_unam; } else { - $servers{$uhom}=$id.'='.$unam; + $servers{$uhom}=$id.'='.$esc_unam; } } } - foreach (keys %servers) { - &critical('idput:'.$udom.':'.$servers{$_},$_); + foreach my $server (keys(%servers)) { + &critical('idput:'.$udom.':'.$servers{$server},$server); + } +} + +# ------------------------------------------- get items from domain db files + +sub get_dom { + my ($namespace,$storearr,$udom)=@_; + my $items=''; + foreach my $item (@$storearr) { + $items.=&escape($item).'&'; + } + $items=~s/\&$//; + if (!$udom) { $udom=$env{'user.domain'}; } + if (exists($domain_primary{$udom})) { + my $uhome=$domain_primary{$udom}; + my $rep=&reply("getdom:$udom:$namespace:$items",$uhome); + my @pairs=split(/\&/,$rep); + if ( $#pairs==0 && $pairs[0] =~ /^(con_lost|error|no_such_host)/i) { + return @pairs; + } + my %returnhash=(); + my $i=0; + foreach my $item (@$storearr) { + $returnhash{$item}=&thaw_unescape($pairs[$i]); + $i++; + } + return %returnhash; + } else { + &logthis("get_dom failed - no primary domain server for $udom"); + } +} + +# -------------------------------------------- put items in domain db files + +sub put_dom { + my ($namespace,$storehash,$udom)=@_; + if (!$udom) { $udom=$env{'user.domain'}; } + if (exists($domain_primary{$udom})) { + my $uhome=$domain_primary{$udom}; + my $items=''; + foreach my $item (keys(%$storehash)) { + $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&'; + } + $items=~s/\&$//; + return &reply("putdom:$udom:$namespace:$items",$uhome); + } else { + &logthis("put_dom failed - no primary domain server for $udom"); } } @@ -774,17 +873,32 @@ sub validate_access_key { # ------------------------------------- Find the section of student in a course sub devalidate_getsection_cache { my ($udom,$unam,$courseid)=@_; - $courseid=~s/\_/\//g; - $courseid=~s/^(\w)/\/$1/; my $hashid="$udom:$unam:$courseid"; &devalidate_cache_new('getsection',$hashid); } +sub courseid_to_courseurl { + my ($courseid) = @_; + #already url style courseid + return $courseid if ($courseid =~ m{^/}); + + if (exists($env{'course.'.$courseid.'.num'})) { + my $cnum = $env{'course.'.$courseid.'.num'}; + my $cdom = $env{'course.'.$courseid.'.domain'}; + return "/$cdom/$cnum"; + } + + my %courseinfo=&Apache::lonnet::coursedescription($courseid); + if (exists($courseinfo{'num'})) { + return "/$courseinfo{'domain'}/$courseinfo{'num'}"; + } + + return undef; +} + sub getsection { my ($udom,$unam,$courseid)=@_; my $cachetime=1800; - $courseid=~s/\_/\//g; - $courseid=~s/^(\w)/\/$1/; my $hashid="$udom:$unam:$courseid"; my ($result,$cached)=&is_cached_new('getsection',$hashid); @@ -805,14 +919,13 @@ sub getsection { # If there is more than one expired role, choose the one which ended last. # If there is a role which has expired, return it. # - foreach (split(/\&/,&reply('dump:'.$udom.':'.$unam.':roles', - &homeserver($unam,$udom)))) { - my ($key,$value)=split(/\=/,$_); - $key=&unescape($key); + $courseid = &courseid_to_courseurl($courseid); + my %roleshash = &dump('roles',$udom,$unam,$courseid); + foreach my $key (keys(%roleshash)) { next if ($key !~/^\Q$courseid\E(?:\/)*(\w+)*\_st$/); my $section=$1; if ($key eq $courseid.'_st') { $section=''; } - my ($dummy,$end,$start)=split(/\_/,&unescape($value)); + my ($dummy,$end,$start)=split(/\_/,&unescape($roleshash{$key})); my $now=time; if (defined($end) && $end && ($now > $end)) { $Expired{$end}=$section; @@ -840,11 +953,10 @@ sub getsection { } sub save_cache { - my ($r)=@_; - if (! $r->is_initial_req()) { return DECLINED; } &purge_remembered(); + #&Apache::loncommon::validate_page(); undef(%env); - return OK; + undef($env_loaded); } my $to_remember=-1; @@ -947,25 +1059,62 @@ sub userenvironment { sub studentphoto { my ($udom,$unam,$ext) = @_; my $home=&Apache::lonnet::homeserver($unam,$udom); - my $ret=&Apache::lonnet::reply("studentphoto:$udom:$unam:$ext",$home); - my $url="/uploaded/$udom/$unam/internal/studentphoto.".$ext; - if ($ret ne 'ok') { - return '/adm/lonKaputt/lonlogo_broken.gif'; + if (defined($env{'request.course.id'})) { + if ($env{'course.'.$env{'request.course.id'}.'.internal.showphoto'}) { + if ($udom eq $env{'course.'.$env{'request.course.id'}.'.domain'}) { + return(&retrievestudentphoto($udom,$unam,$ext)); + } else { + my ($result,$perm_reqd)= + &Apache::lonnet::auto_photo_permission($unam,$udom); + if ($result eq 'ok') { + if (!($perm_reqd eq 'yes')) { + return(&retrievestudentphoto($udom,$unam,$ext)); + } + } + } + } + } else { + my ($result,$perm_reqd) = + &Apache::lonnet::auto_photo_permission($unam,$udom); + if ($result eq 'ok') { + if (!($perm_reqd eq 'yes')) { + return(&retrievestudentphoto($udom,$unam,$ext)); + } + } + } + return '/adm/lonKaputt/lonlogo_broken.gif'; +} + +sub retrievestudentphoto { + my ($udom,$unam,$ext,$type) = @_; + my $home=&Apache::lonnet::homeserver($unam,$udom); + my $ret=&Apache::lonnet::reply("studentphoto:$udom:$unam:$ext:$type",$home); + if ($ret eq 'ok') { + my $url="/uploaded/$udom/$unam/internal/studentphoto.$ext"; + if ($type eq 'thumbnail') { + $url="/uploaded/$udom/$unam/internal/studentphoto_tn.$ext"; + } + my $tokenurl=&Apache::lonnet::tokenwrapper($url); + return $tokenurl; + } else { + if ($type eq 'thumbnail') { + return '/adm/lonKaputt/genericstudent_tn.gif'; + } else { + return '/adm/lonKaputt/lonlogo_broken.gif'; + } } - my $tokenurl=&Apache::lonnet::tokenwrapper($url); - return $tokenurl; } # -------------------------------------------------------------------- New chat sub chatsend { - my ($newentry,$anon)=@_; + my ($newentry,$anon,$group)=@_; my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'}; my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; my $chome=$env{'course.'.$env{'request.course.id'}.'.home'}; &reply('chatsend:'.$cdom.':'.$cnum.':'. &escape($env{'user.domain'}.':'.$env{'user.name'}.':'.$anon.':'. - &escape($newentry)),$chome); + &escape($newentry)).':'.$group,$chome); } # ------------------------------------------ Find current version of a resource @@ -1093,7 +1242,7 @@ sub ssi_body { } my $output=($filelink=~/^http\:/?&externalssi($filelink): &ssi($filelink,%form)); - $output=~s|//(\s*)?\s||gs; + $output=~s|//(\s*)?\s||gs; $output=~s/^.*?\]*\>//si; $output=~s/(.*)\<\/body\s*\>.*?$/$1/si; return $output; @@ -1101,6 +1250,15 @@ sub ssi_body { # --------------------------------------------------------- Server Side Include +sub absolute_url { + my ($host_name) = @_; + my $protocol = ($ENV{'SERVER_PORT'} == 443?'https://':'http://'); + if ($host_name eq '') { + $host_name = $ENV{'SERVER_NAME'}; + } + return $protocol.$host_name; +} + sub ssi { my ($fn,%form)=@_; @@ -1108,12 +1266,14 @@ sub ssi { my $ua=new LWP::UserAgent; my $request; - + + $form{'no_update_last_known'}=1; + if (%form) { - $request=new HTTP::Request('POST',"http://".$ENV{'HTTP_HOST'}.$fn); + $request=new HTTP::Request('POST',&absolute_url().$fn); $request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys %form)); } else { - $request=new HTTP::Request('GET',"http://".$ENV{'HTTP_HOST'}.$fn); + $request=new HTTP::Request('GET',&absolute_url().$fn); } $request->header(Cookie => $ENV{'HTTP_COOKIE'}); @@ -1280,12 +1440,19 @@ sub clean_filename { } # --------------- Take an uploaded file and put it into the userfiles directory -# input: name of form element, coursedoc=1 means this is for the course -# output: url of file in userspace +# input: $formname - the contents of the file are in $env{"form.$formname"} +# the desired filenam is in $env{"form.$formname.filename"} +# $coursedoc - if true up to the current course +# if false +# $subdir - directory in userfile to store the file into +# $parser, $allfiles, $codebase - unknown +# +# output: url of file in userspace, or error: +# or /adm/notfound.html if failure to upload occurse sub userfileupload { - my ($formname,$coursedoc,$subdir,$parser,$allfiles,$codebase)=@_; + my ($formname,$coursedoc,$subdir,$parser,$allfiles,$codebase,$destuname,$destudom)=@_; if (!defined($subdir)) { $subdir='unknown'; } my $fname=$env{'form.'.$formname.'.filename'}; $fname=&clean_filename($fname); @@ -1306,8 +1473,24 @@ sub userfileupload { open(my $fh,'>'.$fullpath.'/'.$fname); print $fh $env{'form.'.$formname}; close($fh); - return $fullpath.'/'.$fname; + return $fullpath.'/'.$fname; + } elsif (($formname eq 'coursecreatorxml') && ($subdir eq 'batchupload')) { #files uploaded to create course page are handled differently + my $filepath = 'tmp/addcourse/'.$destudom.'/web/'.$env{'user.name'}. + '_'.$env{'user.domain'}.'/pending'; + my @parts=split(/\//,$filepath); + my $fullpath = $perlvar{'lonDaemons'}; + for (my $i=0;$i<@parts;$i++) { + $fullpath .= '/'.$parts[$i]; + if ((-e $fullpath)!=1) { + mkdir($fullpath,0777); + } + } + open(my $fh,'>'.$fullpath.'/'.$fname); + print $fh $env{'form.'.$formname}; + close($fh); + return $fullpath.'/'.$fname; } + # Create the directory if not present $fname="$subdir/$fname"; if ($coursedoc) { @@ -1323,9 +1506,19 @@ sub userfileupload { $fname,$formname,$parser, $allfiles,$codebase); } + } elsif (defined($destuname)) { + my $docuname=$destuname; + my $docudom=$destudom; + return &finishuserfileupload($docuname,$docudom,$formname, + $fname,$parser,$allfiles,$codebase); + } else { my $docuname=$env{'user.name'}; my $docudom=$env{'user.domain'}; + if (exists($env{'form.group'})) { + $docuname=$env{'course.'.$env{'request.course.id'}.'.num'}; + $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + } return &finishuserfileupload($docuname,$docudom,$formname, $fname,$parser,$allfiles,$codebase); } @@ -1351,8 +1544,16 @@ sub finishuserfileupload { } # Save the file { - open(FH,'>'.$filepath.'/'.$file); - print FH $env{'form.'.$formname}; + if (!open(FH,'>'.$filepath.'/'.$file)) { + &logthis('Failed to create '.$filepath.'/'.$file); + print STDERR ('Failed to create '.$filepath.'/'.$file."\n"); + return '/adm/notfound.html'; + } + if (!print FH ($env{'form.'.$formname})) { + &logthis('Failed to write to '.$filepath.'/'.$file); + print STDERR ('Failed to write to '.$filepath.'/'.$file."\n"); + return '/adm/notfound.html'; + } close(FH); } if ($parser eq 'parse') { @@ -1495,7 +1696,14 @@ sub removeuploadedurl { sub removeuserfile { my ($docuname,$docudom,$fname)=@_; my $home=&homeserver($docuname,$docudom); - return &reply("removeuserfile:$docudom/$docuname/$fname",$home); + my $result = &reply("removeuserfile:$docudom/$docuname/$fname",$home); + if ($result eq 'ok') { + if (($fname !~ /\.meta$/) && (&is_portfolio_file($fname))) { + my $metafile = $fname.'.meta'; + my $metaresult = &removeuserfile($docuname,$docudom,$metafile); + } + } + return $result; } sub mkdiruserfile { @@ -1507,8 +1715,17 @@ sub mkdiruserfile { sub renameuserfile { my ($docuname,$docudom,$old,$new)=@_; my $home=&homeserver($docuname,$docudom); - return &reply("renameuserfile:$docudom:$docuname:".&escape("$old").':'. - &escape("$new"),$home); + my $result = &reply("renameuserfile:$docudom:$docuname:". + &escape("$old").':'.&escape("$new"),$home); + if ($result eq 'ok') { + if (($old !~ /\.meta$/) && (&is_portfolio_file($old))) { + my $oldmeta = $old.'.meta'; + my $newmeta = $new.'.meta'; + my $metaresult = + &renameuserfile($docuname,$docudom,$oldmeta,$newmeta); + } + } + return $result; } # ------------------------------------------------------------------------- Log @@ -1534,8 +1751,7 @@ sub flushcourselogs { # times and course titles for all courseids # my %courseidbuffer=(); - foreach (keys %courselogs) { - my $crsid=$_; + foreach my $crsid (keys %courselogs) { if (&reply('log:'.$coursedombuf{$crsid}.':'.$coursenumbuf{$crsid}.':'. &escape($courselogs{$crsid}), $coursehombuf{$crsid}) eq 'ok') { @@ -1551,19 +1767,19 @@ sub flushcourselogs { if ($courseidbuffer{$coursehombuf{$crsid}}) { $courseidbuffer{$coursehombuf{$crsid}}.='&'. &escape($crsid).'='.&escape($coursedescrbuf{$crsid}). - ':'.&escape($courseinstcodebuf{$crsid}).':'.&escape($courseownerbuf{$crsid}); + ':'.&escape($courseinstcodebuf{$crsid}).':'.&escape($courseownerbuf{$crsid}).':'.&escape($coursetypebuf{$crsid}); } else { $courseidbuffer{$coursehombuf{$crsid}}= &escape($crsid).'='.&escape($coursedescrbuf{$crsid}). - ':'.&escape($courseinstcodebuf{$crsid}).':'.&escape($courseownerbuf{$crsid}); + ':'.&escape($courseinstcodebuf{$crsid}).':'.&escape($courseownerbuf{$crsid}).':'.&escape($coursetypebuf{$crsid}); } } # # Write course id database (reverse lookup) to homeserver of courses # Is used in pickcourse # - foreach (keys %courseidbuffer) { - &courseidput($hostdom{$_},$courseidbuffer{$_},$_); + foreach my $crsid (keys(%courseidbuffer)) { + &courseidput($hostdom{$crsid},$courseidbuffer{$crsid},$crsid); } # # File accesses @@ -1572,7 +1788,8 @@ sub flushcourselogs { foreach my $entry (keys(%accesshash)) { if ($entry =~ /___count$/) { my ($dom,$name); - ($dom,$name,undef)=($entry=~m:___(\w+)/(\w+)/(.*)___count$:); + ($dom,$name,undef)= + ($entry=~m{___($match_domain)/($match_name)/(.*)___count$}); if (! defined($dom) || $dom eq '' || ! defined($name) || $name eq '') { my $cid = $env{'request.course.id'}; @@ -1593,7 +1810,7 @@ sub flushcourselogs { } } } else { - my ($dom,$name) = ($entry=~m:___(\w+)/(\w+)/(.*)___(\w+)$:); + my ($dom,$name) = ($entry=~m{___($match_domain)/($match_name)/(.*)___(\w+)$}); my %temphash=($entry => $accesshash{$entry}); if (&put('nohist_resevaldata',\%temphash,$dom,$name) eq 'ok') { delete $accesshash{$entry}; @@ -1604,8 +1821,7 @@ sub flushcourselogs { # Roles # Reverse lookup of user roles for course faculty/staff and co-authorship # - foreach (keys %userrolehash) { - my $entry=$_; + foreach my $entry (keys(%userrolehash)) { my ($role,$uname,$udom,$runame,$rudom,$rsec)= split(/\:/,$entry); if (&Apache::lonnet::put('nohist_userroles', @@ -1658,6 +1874,8 @@ sub courselog { $env{'course.'.$env{'request.course.id'}.'.internal.coursecode'}; $courseownerbuf{$env{'request.course.id'}}= $env{'course.'.$env{'request.course.id'}.'.internal.courseowner'}; + $coursetypebuf{$env{'request.course.id'}}= + $env{'course.'.$env{'request.course.id'}.'.type'}; if (defined $courselogs{$env{'request.course.id'}}) { $courselogs{$env{'request.course.id'}}.='&'.$what; } else { @@ -1675,9 +1893,9 @@ sub courseacclog { if ($fnsymb=~/(problem|exam|quiz|assess|survey|form|task|page)$/) { $what.=':POST'; # FIXME: Probably ought to escape things.... - foreach (keys %env) { - if ($_=~/^form\.(.*)/) { - $what.=':'.$1.'='.$env{$_}; + foreach my $key (keys(%env)) { + if ($key=~/^form\.(.*)/) { + $what.=':'.$1.'='.$env{$key}; } } } elsif ($fnsymb =~ m:^/adm/searchcat:) { @@ -1739,27 +1957,24 @@ sub get_course_adv_roles { $cid=$env{'request.course.id'} unless (defined($cid)); my %coursehash=&coursedescription($cid); my %nothide=(); - foreach (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) { - $nothide{join(':',split(/[\@\:]/,$_))}=1; + foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) { + $nothide{join(':',split(/[\@\:]/,$user))}=1; } my %returnhash=(); my %dumphash= &dump('nohist_userroles',$coursehash{'domain'},$coursehash{'num'}); my $now=time; - foreach (keys %dumphash) { - my ($tend,$tstart)=split(/\:/,$dumphash{$_}); + foreach my $entry (keys %dumphash) { + my ($tend,$tstart)=split(/\:/,$dumphash{$entry}); if (($tstart) && ($tstart<0)) { next; } if (($tend) && ($tend<$now)) { next; } if (($tstart) && ($now<$tstart)) { next; } - my ($role,$username,$domain,$section)=split(/\:/,$_); + my ($role,$username,$domain,$section)=split(/\:/,$entry); if ($username eq '' || $domain eq '') { next; } if ((&privileged($username,$domain)) && (!$nothide{$username.':'.$domain})) { next; } if ($role eq 'cr') { next; } my $key=&plaintext($role); - if ($role =~ /^cr/) { - $key=(split('/',$role))[3]; - } if ($section) { $key.=' (Sec/Grp '.$section.')'; } if ($returnhash{$key}) { $returnhash{$key}.=','.$username.':'.$domain; @@ -1778,12 +1993,12 @@ sub get_my_roles { &dump('nohist_userroles',$udom,$uname); my %returnhash=(); my $now=time; - foreach (keys %dumphash) { - my ($tend,$tstart)=split(/\:/,$dumphash{$_}); + foreach my $entry (keys(%dumphash)) { + my ($tend,$tstart)=split(/\:/,$dumphash{$entry}); if (($tstart) && ($tstart<0)) { next; } if (($tend) && ($tend<$now)) { next; } if (($tstart) && ($now<$tstart)) { next; } - my ($role,$username,$domain,$section)=split(/\:/,$_); + my ($role,$username,$domain,$section)=split(/\:/,$entry); $returnhash{$username.':'.$domain.':'.$role}=$tstart.':'.$tend; } return %returnhash; @@ -1804,7 +2019,7 @@ sub getannounce { if (open(my $fh,$perlvar{'lonDocRoot'}.'/announcement.txt')) { my $announcement=''; - while (<$fh>) { $announcement .=$_; } + while (my $line = <$fh>) { $announcement .= $line; } close($fh); if ($announcement=~/\w/) { return @@ -1828,18 +2043,18 @@ sub courseidput { } sub courseiddump { - my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,$coursefilter,$hostidflag,$hostidref)=@_; + my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,$coursefilter,$hostidflag,$hostidref,$typefilter,$regexp_ok)=@_; my %returnhash=(); unless ($domfilter) { $domfilter=''; } foreach my $tryserver (keys %libserv) { if ( ($hostidflag == 1 && grep/^$tryserver$/,@{$hostidref}) || (!defined($hostidflag)) ) { if ((!$domfilter) || ($hostdom{$tryserver} eq $domfilter)) { - foreach ( + foreach my $line ( split(/\&/,&reply('courseiddump:'.$hostdom{$tryserver}.':'. $sincefilter.':'.&escape($descfilter).':'. - &escape($instcodefilter).':'.&escape($ownerfilter).':'.&escape($coursefilter), + &escape($instcodefilter).':'.&escape($ownerfilter).':'.&escape($coursefilter).':'.&escape($typefilter).':'.&escape($regexp_ok), $tryserver))) { - my ($key,$value)=split(/\=/,$_); + my ($key,$value)=split(/\=/,$line,2); if (($key) && ($value)) { $returnhash{&unescape($key)}=$value; } @@ -1855,8 +2070,8 @@ sub courseiddump { sub dcmailput { my ($domain,$msgid,$message,$server)=@_; my $status = &Apache::lonnet::critical( - 'dcmailput:'.$domain.':'.&Apache::lonnet::escape($msgid).'='. - &Apache::lonnet::escape($message),$server); + 'dcmailput:'.$domain.':'.&escape($msgid).'='. + &escape($message),$server); return $status; } @@ -1868,8 +2083,8 @@ sub dcmaildump { &escape($enddate).':'; my @esc_senders=map { &escape($_)} @$senders; $cmd.=&escape(join('&',@esc_senders)); - foreach (split(/\&/,&reply($cmd,$domain_primary{$dom}))) { - my ($key,$value) = split(/\=/,$_); + foreach my $line (split(/\&/,&reply($cmd,$domain_primary{$dom}))) { + my ($key,$value) = split(/\=/,$line,2); if (($key) && ($value)) { $returnhash{&unescape($key)} = &unescape($value); } @@ -1892,11 +2107,11 @@ sub get_domain_roles { foreach my $tryserver (keys(%libserv)) { if ($hostdom{$tryserver} eq $dom) { %{$personnel{$tryserver}}=(); - foreach ( + foreach my $line ( split(/\&/,&reply('domrolesdump:'.$dom.':'. &escape($startdate).':'.&escape($enddate).':'. &escape($rolelist), $tryserver))) { - my($key,$value) = split(/\=/,$_); + my ($key,$value) = split(/\=/,$line,2); if (($key) && ($value)) { $personnel{$tryserver}{&unescape($key)} = &unescape($value); } @@ -1910,7 +2125,7 @@ sub get_domain_roles { sub get_first_access { my ($type,$argsymb)=@_; - my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser(); + my ($symb,$courseid,$udom,$uname)=&whichuser(); if ($argsymb) { $symb=$argsymb; } my ($map,$id,$res)=&decode_symb($symb); if ($type eq 'map') { @@ -1924,7 +2139,7 @@ sub get_first_access { sub set_first_access { my ($type)=@_; - my ($symb,$courseid,$udom,$uname)=&Apache::lonxml::whichuser(); + my ($symb,$courseid,$udom,$uname)=&whichuser(); my ($map,$id,$res)=&decode_symb($symb); if ($type eq 'map') { $res=&symbread($map); @@ -2118,27 +2333,27 @@ sub hash2str { sub hashref2str { my ($hashref)=@_; my $result='__HASH_REF__'; - foreach (sort(keys(%$hashref))) { - if (ref($_) eq 'ARRAY') { - $result.=&arrayref2str($_).'='; - } elsif (ref($_) eq 'HASH') { - $result.=&hashref2str($_).'='; - } elsif (ref($_)) { + foreach my $key (sort(keys(%$hashref))) { + if (ref($key) eq 'ARRAY') { + $result.=&arrayref2str($key).'='; + } elsif (ref($key) eq 'HASH') { + $result.=&hashref2str($key).'='; + } elsif (ref($key)) { $result.='='; - #print("Got a ref of ".(ref($_))." skipping."); + #print("Got a ref of ".(ref($key))." skipping."); } else { - if ($_) {$result.=&escape($_).'=';} else { last; } + if ($key) {$result.=&escape($key).'=';} else { last; } } - if(ref($hashref->{$_}) eq 'ARRAY') { - $result.=&arrayref2str($hashref->{$_}).'&'; - } elsif(ref($hashref->{$_}) eq 'HASH') { - $result.=&hashref2str($hashref->{$_}).'&'; - } elsif(ref($hashref->{$_})) { + if(ref($hashref->{$key}) eq 'ARRAY') { + $result.=&arrayref2str($hashref->{$key}).'&'; + } elsif(ref($hashref->{$key}) eq 'HASH') { + $result.=&hashref2str($hashref->{$key}).'&'; + } elsif(ref($hashref->{$key})) { $result.='&'; - #print("Got a ref of ".(ref($hashref->{$_}))." skipping."); + #print("Got a ref of ".(ref($hashref->{$key}))." skipping."); } else { - $result.=&escape($hashref->{$_}).'&'; + $result.=&escape($hashref->{$key}).'&'; } } $result=~s/\&$//; @@ -2418,8 +2633,8 @@ sub store { $$storehash{'host'}=$perlvar{'lonHostID'}; my $namevalue=''; - foreach (keys %$storehash) { - $namevalue.=&escape($_).'='.&freeze_escape($$storehash{$_}).'&'; + foreach my $key (keys(%$storehash)) { + $namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&'; } $namevalue=~s/\&$//; &courselog($symb.':'.$stuname.':'.$domain.':STORE:'.$namevalue); @@ -2454,8 +2669,8 @@ sub cstore { $$storehash{'host'}=$perlvar{'lonHostID'}; my $namevalue=''; - foreach (keys %$storehash) { - $namevalue.=&escape($_).'='.&freeze_escape($$storehash{$_}).'&'; + foreach my $key (keys(%$storehash)) { + $namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&'; } $namevalue=~s/\&$//; &courselog($symb.':'.$stuname.':'.$domain.':CSTORE:'.$namevalue); @@ -2487,14 +2702,14 @@ sub restore { my $answer=&reply("restore:$domain:$stuname:$namespace:$symb","$home"); my %returnhash=(); - foreach (split(/\&/,$answer)) { - my ($name,$value)=split(/\=/,$_); + foreach my $line (split(/\&/,$answer)) { + my ($name,$value)=split(/\=/,$line); $returnhash{&unescape($name)}=&thaw_unescape($value); } my $version; for ($version=1;$version<=$returnhash{'version'};$version++) { - foreach (split(/\:/,$returnhash{$version.':keys'})) { - $returnhash{$_}=$returnhash{$version.':'.$_}; + foreach my $item (split(/\:/,$returnhash{$version.':keys'})) { + $returnhash{$item}=$returnhash{$version.':'.$item}; } } return %returnhash; @@ -2503,7 +2718,7 @@ sub restore { # ---------------------------------------------------------- Course Description sub coursedescription { - my $courseid=shift; + my ($courseid,$args)=@_; $courseid=~s/^\///; $courseid=~s/\_/\//g; my ($cdomain,$cnum)=split(/\//,$courseid); @@ -2513,13 +2728,37 @@ sub coursedescription { # trying and trying and trying to get the course description. my %envhash=(); my %returnhash=(); - $envhash{'course.'.$normalid.'.last_cache'}=time; + + my $expiretime=600; + if ($env{'request.course.id'} eq $normalid) { + $expiretime=120; + } + + my $prefix='course.'.$cdomain.'_'.$cnum.'.'; + if (!$args->{'freshen_cache'} + && ((time-$env{$prefix.'last_cache'}) < $expiretime) ) { + foreach my $key (keys(%env)) { + next if ($key !~ /^\Q$prefix\E(.*)/); + my ($setting) = $1; + $returnhash{$setting} = $env{$key}; + } + return %returnhash; + } + + # get the data agin + if (!$args->{'one_time'}) { + $envhash{'course.'.$normalid.'.last_cache'}=time; + } + if ($chome ne 'no_host') { %returnhash=&dump('environment',$cdomain,$cnum); if (!exists($returnhash{'con_lost'})) { $returnhash{'home'}= $chome; $returnhash{'domain'} = $cdomain; $returnhash{'num'} = $cnum; + if (!defined($returnhash{'type'})) { + $returnhash{'type'} = 'Course'; + } while (my ($name,$value) = each %returnhash) { $envhash{'course.'.$normalid.'.'.$name}=$value; } @@ -2531,7 +2770,9 @@ sub coursedescription { $envhash{'course.'.$normalid.'.num'}=$cnum; } } - &appenv(%envhash); + if (!$args->{'one_time'}) { + &appenv(%envhash); + } return %returnhash; } @@ -2544,9 +2785,9 @@ sub privileged { if (($rolesdump eq 'con_lost') || ($rolesdump eq '')) { return 0; } my $now=time; if ($rolesdump ne '') { - foreach (split(/&/,$rolesdump)) { - if ($_!~/^rolesdef_/) { - my ($area,$role)=split(/=/,$_); + foreach my $entry (split(/&/,$rolesdump)) { + if ($entry!~/^rolesdef_/) { + my ($area,$role)=split(/=/,$entry); $area=~s/\_\w\w$//; my ($trole,$tend,$tstart)=split(/_/,$role); if (($trole eq 'dc') || ($trole eq 'su')) { @@ -2574,18 +2815,18 @@ sub rolesinit { my %allroles=(); my %allgroups=(); my $now=time; - my $userroles="user.login.time=$now\n"; + my %userroles = ('user.login.time' => $now); my $group_privs; if ($rolesdump ne '') { - foreach (split(/&/,$rolesdump)) { - if ($_!~/^rolesdef_/) { - my ($area,$role)=split(/=/,$_); + foreach my $entry (split(/&/,$rolesdump)) { + if ($entry!~/^rolesdef_/) { + my ($area,$role)=split(/=/,$entry); $area=~s/\_\w\w$//; my ($trole,$tend,$tstart,$group_privs); if ($role=~/^cr/) { - if ($role=~m|^(cr/\w+/\w+/[a-zA-Z0-9]+)_(.*)$|) { - ($trole,my $trest)=($role=~m|^(cr/\w+/\w+/[a-zA-Z0-9]+)_(.*)$|); + if ($role=~m|^(cr/$match_domain/$match_username/[a-zA-Z0-9]+)_(.*)$|) { + ($trole,my $trest)=($role=~m|^(cr/$match_domain/$match_username/[a-zA-Z0-9]+)_(.*)$|); ($tend,$tstart)=split('_',$trest); } else { $trole=$role; @@ -2597,7 +2838,9 @@ sub rolesinit { } else { ($trole,$tend,$tstart)=split(/_/,$role); } - $userroles.=&set_arearole($trole,$area,$tstart,$tend,$domain,$username); + my %new_role = &set_arearole($trole,$area,$tstart,$tend,$domain, + $username); + @userroles{keys(%new_role)} = @new_role{keys(%new_role)}; if (($tend!=0) && ($tend<$now)) { $trole=''; } if (($tstart!=0) && ($tstart>$now)) { $trole=''; } if (($area ne '') && ($trole ne '')) { @@ -2613,19 +2856,19 @@ sub rolesinit { } } } - my ($author,$adv) = &set_userprivs(\$userroles,\%allroles,\%allgroups); - $userroles.='user.adv='.$adv."\n". - 'user.author='.$author."\n"; + my ($author,$adv) = &set_userprivs(\%userroles,\%allroles,\%allgroups); + $userroles{'user.adv'} = $adv; + $userroles{'user.author'} = $author; $env{'user.adv'}=$adv; } - return $userroles; + return \%userroles; } sub set_arearole { my ($trole,$area,$tstart,$tend,$domain,$username) = @_; # log the associated role with the area &userrolelog($trole,$username,$domain,$area,$tstart,$tend); - return 'user.role.'.$trole.'.'.$area.'='.$tstart.'.'.$tend."\n"; + return ('user.role.'.$trole.'.'.$area => $tstart.'.'.$tend); } sub custom_roleprivs { @@ -2662,7 +2905,7 @@ sub group_roleprivs { if (($tend!=0) && ($tend<$now)) { $access = 0; } if (($tstart!=0) && ($tstart>$now)) { $access=0; } if ($access) { - my ($course,$group) = ($area =~ m|(/\w+/\w+)/([^/]+)$|); + my ($course,$group) = ($area =~ m|(/$match_domain/$match_courseid)/([^/]+)$|); $$allgroups{$course}{$group} .=':'.$group_privs; } } @@ -2693,7 +2936,7 @@ sub set_userprivs { if (keys(%{$allgroups}) > 0) { foreach my $role (keys %{$allroles}) { my ($trole,$area,$sec,$extendedarea); - if ($role =~ m|^(\w+)\.(/\w+/\w+)(/?\w*)|) { + if ($role =~ m-^(\w+|cr/$match_domain/$match_username/\w+)\.(/$match_domain/$match_courseid)(/?\w*)-) { $trole = $1; $area = $2; $sec = $3; @@ -2708,15 +2951,15 @@ sub set_userprivs { } } } - foreach (keys(%grouproles)) { - $$allroles{$_} = $grouproles{$_}; + foreach my $group (keys(%grouproles)) { + $$allroles{$group} = $grouproles{$group}; } - foreach (keys %{$allroles}) { - my %thesepriv=(); - if (($_=~/^au/) || ($_=~/^ca/)) { $author=1; } - foreach (split(/:/,$$allroles{$_})) { - if ($_ ne '') { - my ($privilege,$restrictions)=split(/&/,$_); + foreach my $role (keys(%{$allroles})) { + my %thesepriv; + if (($role=~/^au/) || ($role=~/^ca/)) { $author=1; } + foreach my $item (split(/:/,$$allroles{$role})) { + if ($item ne '') { + my ($privilege,$restrictions)=split(/&/,$item); if ($restrictions eq '') { $thesepriv{$privilege}='F'; } elsif ($thesepriv{$privilege} ne 'F') { @@ -2726,8 +2969,10 @@ sub set_userprivs { } } my $thesestr=''; - foreach (keys %thesepriv) { $thesestr.=':'.$_.'&'.$thesepriv{$_}; } - $$userroles.='user.priv.'.$_.'='.$thesestr."\n"; + foreach my $priv (keys(%thesepriv)) { + $thesestr.=':'.$priv.'&'.$thesepriv{$priv}; + } + $userroles->{'user.priv.'.$role} = $thesestr; } return ($author,$adv); } @@ -2737,8 +2982,8 @@ sub set_userprivs { sub get { my ($namespace,$storearr,$udomain,$uname)=@_; my $items=''; - foreach (@$storearr) { - $items.=escape($_).'&'; + foreach my $item (@$storearr) { + $items.=&escape($item).'&'; } $items=~s/\&$//; if (!$udomain) { $udomain=$env{'user.domain'}; } @@ -2752,8 +2997,8 @@ sub get { } my %returnhash=(); my $i=0; - foreach (@$storearr) { - $returnhash{$_}=&thaw_unescape($pairs[$i]); + foreach my $item (@$storearr) { + $returnhash{$item}=&thaw_unescape($pairs[$i]); $i++; } return %returnhash; @@ -2764,8 +3009,8 @@ sub get { sub del { my ($namespace,$storearr,$udomain,$uname)=@_; my $items=''; - foreach (@$storearr) { - $items.=escape($_).'&'; + foreach my $item (@$storearr) { + $items.=&escape($item).'&'; } $items=~s/\&$//; if (!$udomain) { $udomain=$env{'user.domain'}; } @@ -2778,23 +3023,32 @@ sub del { # -------------------------------------------------------------- dump interface sub dump { - my ($namespace,$udomain,$uname,$regexp)=@_; - if (!$udomain) { $udomain=$env{'user.domain'}; } - if (!$uname) { $uname=$env{'user.name'}; } - my $uhome=&homeserver($uname,$udomain); - if ($regexp) { - $regexp=&escape($regexp); - } else { - $regexp='.'; - } - my $rep=reply("dump:$udomain:$uname:$namespace:$regexp",$uhome); - my @pairs=split(/\&/,$rep); - my %returnhash=(); - foreach (@pairs) { - my ($key,$value)=split(/=/,$_); - $returnhash{unescape($key)}=&thaw_unescape($value); - } - return %returnhash; + my ($namespace,$udomain,$uname,$regexp,$range)=@_; + 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); + $key = &unescape($key); + next if ($key =~ /^error: 2 /); + $returnhash{$key}=&thaw_unescape($value); + } + return %returnhash; +} + +# --------------------------------------------------------- dumpstore interface + +sub dumpstore { + my ($namespace,$udomain,$uname,$regexp,$range)=@_; + return &dump($namespace,$udomain,$uname,$regexp,$range); } # -------------------------------------------------------------- keys interface @@ -2806,8 +3060,9 @@ sub getkeys { my $uhome=&homeserver($uname,$udomain); my $rep=reply("keys:$udomain:$uname:$namespace",$uhome); my @keyarray=(); - foreach (split(/\&/,$rep)) { - push (@keyarray,&unescape($_)); + foreach my $key (split(/\&/,$rep)) { + next if ($key =~ /^error: 2 /); + push(@keyarray,&unescape($key)); } return @keyarray; } @@ -2834,8 +3089,8 @@ sub currentdump { %returnhash = %{&convert_dump_to_currentdump(\%hash)}; } else { my @pairs=split(/\&/,$rep); - foreach (@pairs) { - my ($key,$value)=split(/=/,$_); + foreach my $pair (@pairs) { + my ($key,$value)=split(/=/,$pair,2); my ($symb,$param) = split(/:/,$key); $returnhash{&unescape($symb)}->{&unescape($param)} = &thaw_unescape($value); @@ -2913,8 +3168,8 @@ sub put { if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); my $items=''; - foreach (keys %$storehash) { - $items.=&escape($_).'='.&freeze_escape($$storehash{$_}).'&'; + foreach my $item (keys(%$storehash)) { + $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&'; } $items=~s/\&$//; return &reply("put:$udomain:$uname:$namespace:$items",$uhome); @@ -2938,25 +3193,53 @@ sub newput { # --------------------------------------------------------- putstore interface sub putstore { - my ($namespace,$storehash,$udomain,$uname)=@_; + my ($namespace,$symb,$version,$storehash,$udomain,$uname)=@_; if (!$udomain) { $udomain=$env{'user.domain'}; } if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); my $items=''; - my %allitems = (); - foreach (keys %$storehash) { - if ($_ =~ m/^([^\:]+):([^\:]+):([^\:]+)$/) { - my $key = $1.':keys:'.$2; - $allitems{$key} .= $3.':'; - } - $items.=$_.'='.&freeze_escape($$storehash{$_}).'&'; - } - foreach (keys %allitems) { - $allitems{$_} =~ s/\:$//; - $items.= $_.'='.$allitems{$_}.'&'; + foreach my $key (keys(%$storehash)) { + $items.= &escape($key).'='.&freeze_escape($storehash->{$key}).'&'; } $items=~s/\&$//; - return &reply("put:$udomain:$uname:$namespace:$items",$uhome); + my $esc_symb=&escape($symb); + my $esc_v=&escape($version); + my $reply = + &reply("putstore:$udomain:$uname:$namespace:$esc_symb:$esc_v:$items", + $uhome); + if ($reply eq 'unknown_cmd') { + # gfall back to way things use to be done + return &old_putstore($namespace,$symb,$version,$storehash,$udomain, + $uname); + } + return $reply; +} + +sub old_putstore { + my ($namespace,$symb,$version,$storehash,$udomain,$uname)=@_; + if (!$udomain) { $udomain=$env{'user.domain'}; } + if (!$uname) { $uname=$env{'user.name'}; } + my $uhome=&homeserver($uname,$udomain); + my %newstorehash; + foreach my $item (keys(%$storehash)) { + my $key = $version.':'.&escape($symb).':'.$item; + $newstorehash{$key} = $storehash->{$item}; + } + my $items=''; + my %allitems = (); + foreach my $item (keys(%newstorehash)) { + if ($item =~ m/^([^\:]+):([^\:]+):([^\:]+)$/) { + my $key = $1.':keys:'.$2; + $allitems{$key} .= $3.':'; + } + $items.=$item.'='.&freeze_escape($newstorehash{$item}).'&'; + } + foreach my $item (keys(%allitems)) { + $allitems{$item} =~ s/\:$//; + $items.= $item.'='.$allitems{$item}.'&'; + } + $items=~s/\&$//; + return &reply("put:$udomain:$uname:$namespace:$items",$uhome); } # ------------------------------------------------------ critical put interface @@ -2967,8 +3250,8 @@ sub cput { if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); my $items=''; - foreach (keys %$storehash) { - $items.=escape($_).'='.&freeze_escape($$storehash{$_}).'&'; + foreach my $item (keys(%$storehash)) { + $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&'; } $items=~s/\&$//; return &critical("put:$udomain:$uname:$namespace:$items",$uhome); @@ -2979,8 +3262,8 @@ sub cput { sub eget { my ($namespace,$storearr,$udomain,$uname)=@_; my $items=''; - foreach (@$storearr) { - $items.=escape($_).'&'; + foreach my $item (@$storearr) { + $items.=&escape($item).'&'; } $items=~s/\&$//; if (!$udomain) { $udomain=$env{'user.domain'}; } @@ -2990,8 +3273,8 @@ sub eget { my @pairs=split(/\&/,$rep); my %returnhash=(); my $i=0; - foreach (@$storearr) { - $returnhash{$_}=&thaw_unescape($pairs[$i]); + foreach my $item (@$storearr) { + $returnhash{$item}=&thaw_unescape($pairs[$i]); $i++; } return %returnhash; @@ -2999,12 +3282,15 @@ sub eget { # ------------------------------------------------------------ tmpput interface sub tmpput { - my ($storehash,$server)=@_; + my ($storehash,$server,$context)=@_; my $items=''; - foreach (keys(%$storehash)) { - $items.=&escape($_).'='.&freeze_escape($$storehash{$_}).'&'; + foreach my $item (keys(%$storehash)) { + $items.=&escape($item).'='.&freeze_escape($$storehash{$item}).'&'; } $items=~s/\&$//; + if (defined($context)) { + $items .= ':'.&escape($context); + } return &reply("tmpput:$items",$server); } @@ -3028,21 +3314,259 @@ sub tmpdel { return &reply("tmpdel:$token",$server); } +# -------------------------------------------------- portfolio access checking + +sub portfolio_access { + my ($requrl) = @_; + my (undef,$udom,$unum,$file_name,$group) = &parse_portfolio_url($requrl); + my $result = &get_portfolio_access($udom,$unum,$file_name,$group); + if ($result) { + my %setters; + if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') { + my ($startblock,$endblock) = + &Apache::loncommon::blockcheck(\%setters,'port',$unum,$udom); + if ($startblock && $endblock) { + return 'B'; + } + } else { + my ($startblock,$endblock) = + &Apache::loncommon::blockcheck(\%setters,'port'); + if ($startblock && $endblock) { + return 'B'; + } + } + } + if ($result eq 'ok') { + return 'F'; + } elsif ($result =~ /^[^:]+:guest_/) { + return 'A'; + } + return ''; +} + +sub get_portfolio_access { + my ($udom,$unum,$file_name,$group,$access_hash) = @_; + + if (!ref($access_hash)) { + my $current_perms = &get_portfile_permissions($udom,$unum); + my %access_controls = &get_access_controls($current_perms,$group, + $file_name); + $access_hash = $access_controls{$file_name}; + } + + my ($public,$guest,@domains,@users,@courses,@groups); + my $now = time; + if (ref($access_hash) eq 'HASH') { + foreach my $key (keys(%{$access_hash})) { + my ($num,$scope,$end,$start) = ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/); + if ($start > $now) { + next; + } + if ($end && $end<$now) { + next; + } + if ($scope eq 'public') { + $public = $key; + last; + } elsif ($scope eq 'guest') { + $guest = $key; + } elsif ($scope eq 'domains') { + push(@domains,$key); + } elsif ($scope eq 'users') { + push(@users,$key); + } elsif ($scope eq 'course') { + push(@courses,$key); + } elsif ($scope eq 'group') { + push(@groups,$key); + } + } + if ($public) { + return 'ok'; + } + if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') { + if ($guest) { + return $guest; + } + } else { + if (@domains > 0) { + foreach my $domkey (@domains) { + if (ref($access_hash->{$domkey}{'dom'}) eq 'ARRAY') { + if (grep(/^\Q$env{'user.domain'}\E$/,@{$access_hash->{$domkey}{'dom'}})) { + return 'ok'; + } + } + } + } + if (@users > 0) { + foreach my $userkey (@users) { + if (exists($access_hash->{$userkey}{'users'}{$env{'user.name'}.':'.$env{'user.domain'}})) { + return 'ok'; + } + } + } + my %roleshash; + my @courses_and_groups = @courses; + push(@courses_and_groups,@groups); + if (@courses_and_groups > 0) { + my (%allgroups,%allroles); + my ($start,$end,$role,$sec,$group); + foreach my $envkey (%env) { + if ($envkey =~ m-^user\.role\.(gr|cc|in|ta|ep|st)\./($match_domain)/($match_courseid)/?([^/]*)$-) { + my $cid = $2.'_'.$3; + if ($1 eq 'gr') { + $group = $4; + $allgroups{$cid}{$group} = $env{$envkey}; + } else { + if ($4 eq '') { + $sec = 'none'; + } else { + $sec = $4; + } + $allroles{$cid}{$1}{$sec} = $env{$envkey}; + } + } elsif ($envkey =~ m-^user\.role\./cr/($match_domain/$match_username/\w*)./($match_domain)/($match_courseid)/?([^/]*)$-) { + my $cid = $2.'_'.$3; + if ($4 eq '') { + $sec = 'none'; + } else { + $sec = $4; + } + $allroles{$cid}{$1}{$sec} = $env{$envkey}; + } + } + if (keys(%allroles) == 0) { + return; + } + foreach my $key (@courses_and_groups) { + my %content = %{$$access_hash{$key}}; + my $cnum = $content{'number'}; + my $cdom = $content{'domain'}; + my $cid = $cdom.'_'.$cnum; + if (!exists($allroles{$cid})) { + next; + } + foreach my $role_id (keys(%{$content{'roles'}})) { + my @sections = @{$content{'roles'}{$role_id}{'section'}}; + my @groups = @{$content{'roles'}{$role_id}{'group'}}; + my @status = @{$content{'roles'}{$role_id}{'access'}}; + my @roles = @{$content{'roles'}{$role_id}{'role'}}; + foreach my $role (keys(%{$allroles{$cid}})) { + if ((grep/^all$/,@roles) || (grep/^\Q$role\E$/,@roles)) { + foreach my $sec (keys(%{$allroles{$cid}{$role}})) { + if (&course_group_datechecker($allroles{$cid}{$role}{$sec},$now,\@status) eq 'ok') { + if (grep/^all$/,@sections) { + return 'ok'; + } else { + if (grep/^$sec$/,@sections) { + return 'ok'; + } + } + } + } + if (keys(%{$allgroups{$cid}}) == 0) { + if (grep/^none$/,@groups) { + return 'ok'; + } + } else { + if (grep/^all$/,@groups) { + return 'ok'; + } + foreach my $group (keys(%{$allgroups{$cid}})) { + if (grep/^$group$/,@groups) { + return 'ok'; + } + } + } + } + } + } + } + } + if ($guest) { + return $guest; + } + } + } + return; +} + +sub course_group_datechecker { + my ($dates,$now,$status) = @_; + my ($start,$end) = split(/\./,$dates); + if (!$start && !$end) { + return 'ok'; + } + if (grep/^active$/,@{$status}) { + if (((!$start) || ($start && $start <= $now)) && ((!$end) || ($end && $end >= $now))) { + return 'ok'; + } + } + if (grep/^previous$/,@{$status}) { + if ($end > $now ) { + return 'ok'; + } + } + if (grep/^future$/,@{$status}) { + if ($start > $now) { + return 'ok'; + } + } + return; +} + +sub parse_portfolio_url { + my ($url) = @_; + + my ($type,$udom,$unum,$group,$file_name); + + if ($url =~ m-^/*uploaded/($match_domain)/($match_username)/portfolio(/.+)$-) { + $type = 1; + $udom = $1; + $unum = $2; + $file_name = $3; + } elsif ($url =~ m-^/*uploaded/($match_domain)/($match_courseid)/groups/([^/]+)/portfolio/(.+)$-) { + $type = 2; + $udom = $1; + $unum = $2; + $group = $3; + $file_name = $3.'/'.$4; + } + if (wantarray) { + return ($type,$udom,$unum,$file_name,$group); + } + return $type; +} + +sub is_portfolio_url { + my ($url) = @_; + return scalar(&parse_portfolio_url($url)); +} + +sub is_portfolio_file { + my ($file) = @_; + if (($file =~ /^portfolio/) || ($file =~ /^groups\/\w\/portfolio/)) { + return 1; + } + return; +} + + # ---------------------------------------------- Custom access rule evaluation sub customaccess { my ($priv,$uri)=@_; - my ($urole,$urealm)=split(/\./,$env{'request.role'}); - $urealm=~s/^\W//; + my ($urole,$urealm)=split(/\./,$env{'request.role'},2); my ($udom,$ucrs,$usec)=split(/\//,$urealm); + $udom = &LONCAPA::clean_domain($udom); + $ucrs = &LONCAPA::clean_username($ucrs); my $access=0; - foreach (split(/\s*\,\s*/,&metadata($uri,'rule_rights'))) { - my ($effect,$realm,$role)=split(/\:/,$_); + foreach my $right (split(/\s*\,\s*/,&metadata($uri,'rule_rights'))) { + my ($effect,$realm,$role)=split(/\:/,$right); if ($role) { if ($role ne $urole) { next; } } - foreach (split(/\s*\,\s*/,$realm)) { - my ($tdom,$tcrs,$tsec)=split(/\_/,$_); + foreach my $scope (split(/\s*\,\s*/,$realm)) { + my ($tdom,$tcrs,$tsec)=split(/\_/,$scope); if ($tdom) { if ($tdom ne $udom) { next; } } @@ -3065,23 +3589,66 @@ sub customaccess { # ------------------------------------------------- Check for a user privilege sub allowed { - my ($priv,$uri,$symb)=@_; + my ($priv,$uri,$symb,$role)=@_; + my $ver_orguri=$uri; $uri=&deversion($uri); my $orguri=$uri; $uri=&declutter($uri); - + + if ($priv eq 'evb') { +# Evade communication block restrictions for specified role in a course + if ($env{'user.priv.'.$role} =~/evb\&([^\:]*)/) { + return $1; + } else { + return; + } + } + if (defined($env{'allowed.'.$priv})) { return $env{'allowed.'.$priv}; } # Free bre access to adm and meta resources - if (((($uri=~/^adm\//) && ($uri !~ m|/bulletinboard$|)) - || ($uri=~/\.meta$/)) && ($priv eq 'bre')) { + if (((($uri=~/^adm\//) && ($uri !~ m{/(?:smppg|bulletinboard)$})) + || (($uri=~/\.meta$/) && ($uri!~m|^uploaded/|) )) + && ($priv eq 'bre')) { return 'F'; } # Free bre access to user's own portfolio contents - my ($space,$domain,$name,$dir)=split('/',$uri); + my ($space,$domain,$name,@dir)=split('/',$uri); if (($space=~/^(uploaded|editupload)$/) && ($env{'user.name'} eq $name) && - ($env{'user.domain'} eq $domain) && ('portfolio' eq $dir)) { - return 'F'; + ($env{'user.domain'} eq $domain) && ('portfolio' eq $dir[0])) { + my %setters; + my ($startblock,$endblock) = + &Apache::loncommon::blockcheck(\%setters,'port'); + if ($startblock && $endblock) { + return 'B'; + } else { + return 'F'; + } + } + +# bre access to group portfolio for rgf priv in group, or mdg or vcg in course. + if (($space=~/^(uploaded|editupload)$/) && ($dir[0] eq 'groups') + && ($dir[2] eq 'portfolio') && ($priv eq 'bre')) { + if (exists($env{'request.course.id'})) { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + if (($domain eq $cdom) && ($name eq $cnum)) { + my $courseprivid=$env{'request.course.id'}; + $courseprivid=~s/\_/\//; + if ($env{'user.priv.'.$env{'request.role'}.'./'.$courseprivid + .'/'.$dir[1]} =~/rgf\&([^\:]*)/) { + return $1; + } else { + if ($env{'request.course.sec'}) { + $courseprivid.='/'.$env{'request.course.sec'}; + } + if ($env{'user.priv.'.$env{'request.role'}.'./'. + $courseprivid} =~/(mdg|vcg)\&([^\:]*)/) { + return $2; + } + } + } + } } # Free bre to public access @@ -3147,14 +3714,6 @@ sub allowed { $thisallowed.=$1; } -# Group: uri itself is a group - my $groupuri=$uri; - $groupuri=~s/^([^\/])/\/$1/; - if ($env{'user.priv.'.$env{'request.role'}.'.'.$groupuri} - =~/\Q$priv\E\&([^\:]*)/) { - $thisallowed.=$1; - } - # URI is an uploaded document for this course, default permissions don't matter # not allowing 'edit' access (editupload) to uploaded course docs if (($priv eq 'bre') && ($uri=~m|^uploaded/|)) { @@ -3166,7 +3725,7 @@ sub allowed { $thisallowed.=$1; } } else { - my $refuri=$env{'httpref.'.$orguri}; + my $refuri = $env{'httpref.'.$orguri} || $env{'httpref.'.$ver_orguri}; if ($refuri) { if ($refuri =~ m|^/adm/|) { $thisallowed='F'; @@ -3181,6 +3740,13 @@ sub allowed { } } + if ($priv eq 'bre' + && $thisallowed ne 'F' + && $thisallowed ne '2' + && &is_portfolio_url($uri)) { + $thisallowed = &portfolio_access($uri); + } + # Full access at system, domain or course-wide level? Exit. if ($thisallowed=~/F/) { @@ -3228,14 +3794,14 @@ sub allowed { if ($checkreferer) { my $refuri=$env{'httpref.'.$orguri}; unless ($refuri) { - foreach (keys %env) { - if ($_=~/^httpref\..*\*/) { - my $pattern=$_; + foreach my $key (keys(%env)) { + if ($key=~/^httpref\..*\*/) { + my $pattern=$key; $pattern=~s/^httpref\.\/res\///; $pattern=~s/\*/\[\^\/\]\+/g; $pattern=~s/\//\\\//g; if ($orguri=~/$pattern/) { - $refuri=$env{$_}; + $refuri=$env{$key}; } } } @@ -3298,7 +3864,7 @@ sub allowed { my ($cdom,$cnum,$csec)=split(/\//,$courseid); my $prefix='course.'.$cdom.'_'.$cnum.'.'; if ((time-$env{$prefix.'last_cache'})>$expiretime) { - &coursedescription($courseid); + &coursedescription($courseid,{'freshen_cache' => 1}); } if (($env{$prefix.'res.'.$uri.'.lock.sections'}=~/\,\Q$csec\E\,/) || ($env{$prefix.'res.'.$uri.'.lock.sections'} eq 'all')) { @@ -3331,7 +3897,13 @@ sub allowed { # unless ($env{'request.course.id'}) { - return '1'; + if ($thisallowed eq 'A') { + return 'A'; + } elsif ($thisallowed eq 'B') { + return 'B'; + } else { + return '1'; + } } # @@ -3394,19 +3966,25 @@ sub allowed { } } + if ($thisallowed eq 'A') { + return 'A'; + } elsif ($thisallowed eq 'B') { + return 'B'; + } return 'F'; } +sub split_uri_for_cond { + my $uri=&deversion(&declutter(shift)); + my @uriparts=split(/\//,$uri); + my $filename=pop(@uriparts); + my $pathname=join('/',@uriparts); + return ($pathname,$filename); +} # --------------------------------------------------- Is a resource on the map? sub is_on_map { - my $uri=&deversion(&declutter(shift)); - my @uriparts=split(/\//,$uri); - my $filename=$uriparts[$#uriparts]; - my $pathname=$uri; - $pathname=~s|/\Q$filename\E$||; - $pathname=~s/^adm\/wrapper\///; - $pathname=~s/^adm\/coursedocs\/showdoc\///; + my ($pathname,$filename) = &split_uri_for_cond(shift); #Trying to find the conditional for the file my $match=($env{'acc.res.'.$env{'request.course.id'}.'.'.$pathname}=~ /\&\Q$filename\E\:([\d\|]+)\&/); @@ -3445,8 +4023,8 @@ sub get_symb_from_alias { sub definerole { if (allowed('mcr','/')) { my ($rolename,$sysrole,$domrole,$courole)=@_; - foreach (split(':',$sysrole)) { - my ($crole,$cqual)=split(/\&/,$_); + foreach my $role (split(':',$sysrole)) { + my ($crole,$cqual)=split(/\&/,$role); if ($pr{'cr:s'}!~/\Q$crole\E/) { return "refused:s:$crole"; } if ($pr{'cr:s'}=~/\Q$crole\E\&/) { if ($pr{'cr:s'}!~/\Q$crole\E\&\w*\Q$cqual\E/) { @@ -3454,8 +4032,8 @@ sub definerole { } } } - foreach (split(':',$domrole)) { - my ($crole,$cqual)=split(/\&/,$_); + foreach my $role (split(':',$domrole)) { + my ($crole,$cqual)=split(/\&/,$role); if ($pr{'cr:d'}!~/\Q$crole\E/) { return "refused:d:$crole"; } if ($pr{'cr:d'}=~/\Q$crole\E\&/) { if ($pr{'cr:d'}!~/\Q$crole\W\&\w*\Q$cqual\E/) { @@ -3463,8 +4041,8 @@ sub definerole { } } } - foreach (split(':',$courole)) { - my ($crole,$cqual)=split(/\&/,$_); + foreach my $role (split(':',$courole)) { + my ($crole,$cqual)=split(/\&/,$role); if ($pr{'cr:c'}!~/\Q$crole\E/) { return "refused:c:$crole"; } if ($pr{'cr:c'}=~/\Q$crole\E\&/) { if ($pr{'cr:c'}!~/\Q$crole\E\&\w*\Q$cqual\E/) { @@ -3511,13 +4089,25 @@ sub log_query { my $uhome=&homeserver($uname,$udom); if ($uhome eq 'no_host') { return 'error: no_host'; } my $uhost=$hostname{$uhome}; - my $command=&escape(join(':',map{$_.'='.$filters{$_}} keys %filters)); + my $command=&escape(join(':',map{$_.'='.$filters{$_}} keys(%filters))); my $queryid=&reply("querysend:".$query.':'.$udom.':'.$uname.':'.$command, $uhome); unless ($queryid=~/^\Q$uhost\E\_/) { return 'error: '.$queryid; } return get_query_reply($queryid); } +# -------------------------- Update MySQL table for portfolio file + +sub update_portfolio_table { + my ($uname,$udom,$file_name,$query,$group) = @_; + my $homeserver = &homeserver($uname,$udom); + my $queryid= + &reply("querysend:".$query.':'.&escape($uname.':'.$udom).':'. + &escape($file_name).':'.&escape($group),$homeserver); + my $reply = &get_query_reply($queryid); + return $reply; +} + # ------- Request retrieval of institutional classlists for course(s) sub fetch_enrollment_query { @@ -3532,8 +4122,8 @@ sub fetch_enrollment_query { } my $host=$hostname{$homeserver}; my $cmd = ''; - foreach (keys %{$affiliatesref}) { - $cmd .= $_.'='.join(",",@{$$affiliatesref{$_}}).'%%'; + foreach my $affiliate (keys %{$affiliatesref}) { + $cmd .= $affiliate.'='.join(",",@{$$affiliatesref{$affiliate}}).'%%'; } $cmd =~ s/%%$//; $cmd = &escape($cmd); @@ -3554,18 +4144,18 @@ sub fetch_enrollment_query { } else { my @responses = split/:/,$reply; if ($homeserver eq $perlvar{'lonHostID'}) { - foreach (@responses) { - my ($key,$value) = split/=/,$_; + foreach my $line (@responses) { + my ($key,$value) = split(/=/,$line,2); $$replyref{$key} = $value; } } else { my $pathname = $perlvar{'lonDaemons'}.'/tmp'; - foreach (@responses) { - my ($key,$value) = split/=/,$_; + foreach my $line (@responses) { + my ($key,$value) = split(/=/,$line); $$replyref{$key} = $value; if ($value > 0) { - foreach (@{$$affiliatesref{$key}}) { - my $filename = $dom.'_'.$key.'_'.$_.'_classlist.xml'; + foreach my $item (@{$$affiliatesref{$key}}) { + my $filename = $dom.'_'.$key.'_'.$item.'_classlist.xml'; my $destname = $pathname.'/'.$filename; my $xml_classlist = &reply("autoretrieve:".$filename,$homeserver); if ($xml_classlist =~ /^error/) { @@ -3639,7 +4229,7 @@ sub auto_run { my $response = &reply('autorun:'.$cdom,$homeserver); return $response; } - + sub auto_get_sections { my ($cnum,$cdom,$inst_coursecode) = @_; my $homeserver = &homeserver($cnum,$cdom); @@ -3650,21 +4240,21 @@ sub auto_get_sections { } return @secs; } - + sub auto_new_course { my ($cnum,$cdom,$inst_course_id,$owner) = @_; my $homeserver = &homeserver($cnum,$cdom); my $response=&unescape(&reply('autonewcourse:'.$inst_course_id.':'.$owner.':'.$cdom,$homeserver)); return $response; } - + sub auto_validate_courseID { my ($cnum,$cdom,$inst_course_id) = @_; my $homeserver = &homeserver($cnum,$cdom); my $response=&unescape(&reply('autovalidatecourse:'.$inst_course_id.':'.$cdom,$homeserver)); return $response; } - + sub auto_create_password { my ($cnum,$cdom,$authparam) = @_; my $homeserver = &homeserver($cnum,$cdom); @@ -3679,44 +4269,171 @@ sub auto_create_password { return ($authparam,$create_passwd,$authchk); } +sub auto_photo_permission { + my ($cnum,$cdom,$students) = @_; + my $homeserver = &homeserver($cnum,$cdom); + my ($outcome,$perm_reqd,$conditions) = + split(/:/,&unescape(&reply('autophotopermission:'.$cdom,$homeserver)),3); + if ($outcome =~ /^(con_lost|unknown_cmd|no_such_host)$/) { + return (undef,undef); + } + return ($outcome,$perm_reqd,$conditions); +} + +sub auto_checkphotos { + my ($uname,$udom,$pid) = @_; + my $homeserver = &homeserver($uname,$udom); + my ($result,$resulttype); + my $outcome = &unescape(&reply('autophotocheck:'.&escape($udom).':'. + &escape($uname).':'.&escape($pid), + $homeserver)); + if ($outcome =~ /^(con_lost|unknown_cmd|no_such_host)$/) { + return (undef,undef); + } + if ($outcome) { + ($result,$resulttype) = split(/:/,$outcome); + } + return ($result,$resulttype); +} + +sub auto_photochoice { + my ($cnum,$cdom) = @_; + my $homeserver = &homeserver($cnum,$cdom); + my ($update,$comment) = split(/:/,&unescape(&reply('autophotochoice:'. + &escape($cdom), + $homeserver))); + if ($update =~ /^(con_lost|unknown_cmd|no_such_host)$/) { + return (undef,undef); + } + return ($update,$comment); +} + +sub auto_photoupdate { + my ($affiliatesref,$dom,$cnum,$photo) = @_; + my $homeserver = &homeserver($cnum,$dom); + my $host=$hostname{$homeserver}; + my $cmd = ''; + my $maxtries = 1; + foreach my $affiliate (keys(%{$affiliatesref})) { + $cmd .= $affiliate.'='.join(",",@{$$affiliatesref{$affiliate}}).'%%'; + } + $cmd =~ s/%%$//; + $cmd = &escape($cmd); + my $query = 'institutionalphotos'; + my $queryid=&reply("querysend:".$query.':'.$dom.':'.$cnum.':'.$cmd,$homeserver); + unless ($queryid=~/^\Q$host\E\_/) { + &logthis('institutionalphotos: invalid queryid: '.$queryid.' for host: '.$host.' and homeserver: '.$homeserver.' and course: '.$cnum); + return 'error: '.$queryid; + } + my $reply = &get_query_reply($queryid); + my $tries = 1; + while (($reply=~/^timeout/) && ($tries < $maxtries)) { + $reply = &get_query_reply($queryid); + $tries ++; + } + if ( ($reply =~/^timeout/) || ($reply =~/^error/) ) { + &logthis('institutionalphotos error: '.$reply.' for '.$dom.' '.$env{'user.name'}.' for '.$queryid.' course: '.$cnum.' maxtries: '.$maxtries.' tries: '.$tries); + } else { + my @responses = split(/:/,$reply); + my $outcome = shift(@responses); + foreach my $item (@responses) { + my ($key,$value) = split(/=/,$item); + $$photo{$key} = $value; + } + return $outcome; + } + return 'error'; +} + sub auto_instcode_format { - my ($caller,$codedom,$instcodes,$codes,$codetitles,$cat_titles,$cat_order) = @_; + my ($caller,$codedom,$instcodes,$codes,$codetitles,$cat_titles, + $cat_order) = @_; my $courses = ''; - my $homeserver; + my @homeservers; if ($caller eq 'global') { - foreach my $tryserver (keys %libserv) { + foreach my $tryserver (keys(%libserv)) { if ($hostdom{$tryserver} eq $codedom) { - $homeserver = $tryserver; - last; + if (!grep(/^\Q$tryserver\E$/,@homeservers)) { + push(@homeservers,$tryserver); + } } } - if (($env{'user.name'}) && ($env{'user.domain'} eq $codedom)) { - $homeserver = &homeserver($env{'user.name'},$codedom); - } } else { - $homeserver = &homeserver($caller,$codedom); + push(@homeservers,&homeserver($caller,$codedom)); } - foreach (keys %{$instcodes}) { - $courses .= &escape($_).'='.&escape($$instcodes{$_}).'&'; + foreach my $code (keys(%{$instcodes})) { + $courses .= &escape($code).'='.&escape($$instcodes{$code}).'&'; } chop($courses); - my $response=&reply('autoinstcodeformat:'.$codedom.':'.$courses,$homeserver); - unless ($response =~ /(con_lost|error|no_such_host|refused)/) { - my ($codes_str,$codetitles_str,$cat_titles_str,$cat_order_str) = split/:/,$response; - %{$codes} = &str2hash($codes_str); - @{$codetitles} = &str2array($codetitles_str); - %{$cat_titles} = &str2hash($cat_titles_str); - %{$cat_order} = &str2hash($cat_order_str); + my $ok_response = 0; + my $response; + while (@homeservers > 0 && $ok_response == 0) { + my $server = shift(@homeservers); + $response=&reply('autoinstcodeformat:'.$codedom.':'.$courses,$server); + if ($response !~ /(con_lost|error|no_such_host|refused)/) { + my ($codes_str,$codetitles_str,$cat_titles_str,$cat_order_str) = + split/:/,$response; + %{$codes} = (%{$codes},&str2hash($codes_str)); + push(@{$codetitles},&str2array($codetitles_str)); + %{$cat_titles} = (%{$cat_titles},&str2hash($cat_titles_str)); + %{$cat_order} = (%{$cat_order},&str2hash($cat_order_str)); + $ok_response = 1; + } + } + if ($ok_response) { + return 'ok'; + } else { + return $response; + } +} + +sub auto_instcode_defaults { + my ($domain,$returnhash,$code_order) = @_; + my @homeservers; + foreach my $tryserver (keys(%libserv)) { + if ($hostdom{$tryserver} eq $domain) { + if (!grep(/^\Q$tryserver\E$/,@homeservers)) { + push(@homeservers,$tryserver); + } + } + } + my $ok_response = 0; + my $response; + while (@homeservers > 0 && $ok_response == 0) { + my $server = shift(@homeservers); + $response=&reply('autoinstcodedefaults:'.$domain,$server); + if ($response !~ /(con_lost|error|no_such_host|refused)/) { + foreach my $pair (split(/\&/,$response)) { + my ($name,$value)=split(/\=/,$pair); + if ($name eq 'code_order') { + @{$code_order} = split(/\&/,&unescape($value)); + } else { + $returnhash->{&unescape($name)}=&unescape($value); + } + } + $ok_response = 1; + } + } + if ($ok_response) { return 'ok'; + } else { + return $response; } +} + +sub auto_validate_class_sec { + my ($cdom,$cnum,$owner,$inst_class) = @_; + my $homeserver = &homeserver($cnum,$cdom); + my $response=&reply('autovalidateclass_sec:'.$inst_class.':'. + &escape($owner).':'.$cdom,$homeserver); return $response; } # ------------------------------------------------------- Course Group routines sub get_coursegroups { - my ($cdom,$cnum,$group) = @_; - return(&dump('coursegroups',$cdom,$cnum,$group)); + my ($cdom,$cnum,$group,$namespace) = @_; + return(&dump($namespace,$cdom,$cnum,$group)); } sub modify_coursegroup { @@ -3724,12 +4441,46 @@ sub modify_coursegroup { return(&put('coursegroups',$groupsettings,$cdom,$cnum)); } +sub toggle_coursegroup_status { + my ($cdom,$cnum,$group,$action) = @_; + my ($from_namespace,$to_namespace); + if ($action eq 'delete') { + $from_namespace = 'coursegroups'; + $to_namespace = 'deleted_groups'; + } else { + $from_namespace = 'deleted_groups'; + $to_namespace = 'coursegroups'; + } + my %curr_group = &get_coursegroups($cdom,$cnum,$group,$from_namespace); + if (my $tmp = &error(%curr_group)) { + &Apache::lonnet::logthis('Error retrieving group: '.$tmp.' in '.$cnum.':'.$cdom); + return ('read error',$tmp); + } else { + my %savedsettings = %curr_group; + my $result = &put($to_namespace,\%savedsettings,$cdom,$cnum); + my $deloutcome; + if ($result eq 'ok') { + $deloutcome = &del($from_namespace,[$group],$cdom,$cnum); + } else { + return ('write error',$result); + } + if ($deloutcome eq 'ok') { + return 'ok'; + } else { + return ('delete error',$deloutcome); + } + } +} + sub modify_group_roles { my ($cdom,$cnum,$group_id,$user,$end,$start,$userprivs) = @_; my $url = '/'.$cdom.'/'.$cnum.'/'.$group_id; my $role = 'gr/'.&escape($userprivs); my ($uname,$udom) = split(/:/,$user); my $result = &assignrole($udom,$uname,$url,$role,$end,$start); + if ($result eq 'ok') { + &devalidate_getgroups_cache($udom,$uname,$cdom,$cnum); + } return $result; } @@ -3744,7 +4495,7 @@ sub get_active_groups { my $now = time; my %groups = (); foreach my $key (keys(%env)) { - if ($key =~ m-user\.role\.gr\./([^/]+)/([^/]+)/(\w+)$-) { + if ($key =~ m-user\.role\.gr\./($match_domain)/($match_courseid)/(\w+)$-) { my ($start,$end) = split(/\./,$env{$key}); if (($end!=0) && ($end<$now)) { next; } if (($start!=0) && ($start>$now)) { next; } @@ -3763,38 +4514,51 @@ sub get_group_membership { sub get_users_groups { my ($udom,$uname,$courseid) = @_; + my @usersgroups; my $cachetime=1800; - $courseid=~s/\_/\//g; - $courseid=~s/^(\w)/\/$1/; my $hashid="$udom:$uname:$courseid"; - my ($result,$cached)=&is_cached_new('getgroups',$hashid); - if (defined($cached)) { return $result; } - - my %roleshash = &dump('roles',$udom,$uname,$courseid); - my ($tmp) = keys(%roleshash); - if ($tmp=~/^error:/) { - &logthis('Error retrieving roles: '.$tmp.' for '.$uname.':'.$udom); - return ''; - } else { - my $grouplist; - foreach my $key (keys %roleshash) { - if ($key =~ /^\Q$courseid\E\/(\w+)\_gr$/) { - unless ($roleshash{$key} =~ /_1_1$/) { # deleted membership - $grouplist .= $1.':'; + my ($grouplist,$cached)=&is_cached_new('getgroups',$hashid); + if (defined($cached)) { + @usersgroups = split(/:/,$grouplist); + } else { + $grouplist = ''; + my $courseurl = &courseid_to_courseurl($courseid); + my %roleshash = &dump('roles',$udom,$uname,$courseurl); + my $access_end = $env{'course.'.$courseid. + '.default_enrollment_end_date'}; + my $now = time; + foreach my $key (keys(%roleshash)) { + if ($key =~ /^\Q$courseurl\E\/(\w+)\_gr$/) { + my $group = $1; + if ($roleshash{$key} =~ /_(\d+)_(\d+)$/) { + my $start = $2; + my $end = $1; + if ($start == -1) { next; } # deleted from group + if (($start!=0) && ($start>$now)) { next; } + if (($end!=0) && ($end<$now)) { + if ($access_end && $access_end < $now) { + if ($access_end - $end < 86400) { + push(@usersgroups,$group); + } + } + next; + } + push(@usersgroups,$group); } } } - $grouplist =~ s/:$//; - return &do_cache_new('getgroups',$hashid,$grouplist,$cachetime); + @usersgroups = &sort_course_groups($courseid,@usersgroups); + $grouplist = join(':',@usersgroups); + &do_cache_new('getgroups',$hashid,$grouplist,$cachetime); } + return @usersgroups; } sub devalidate_getgroups_cache { my ($udom,$uname,$cdom,$cnum)=@_; my $courseid = $cdom.'_'.$cnum; - $courseid=~s/\_/\//g; - $courseid=~s/^(\w)/\/$1/; + my $hashid="$udom:$uname:$courseid"; &devalidate_cache_new('getgroups',$hashid); } @@ -3802,8 +4566,28 @@ sub devalidate_getgroups_cache { # ------------------------------------------------------------------ Plain Text sub plaintext { - my $short=shift; - return &Apache::lonlocal::mt($prp{$short}); + my ($short,$type,$cid) = @_; + if ($short =~ /^cr/) { + return (split('/',$short))[-1]; + } + if (!defined($cid)) { + $cid = $env{'request.course.id'}; + } + if (defined($cid) && defined($env{'course.'.$cid.'.'.$short.'.plaintext'})) { + return &Apache::lonlocal::mt($env{'course.'.$cid.'.'.$short. + '.plaintext'}); + } + my %rolenames = ( + Course => 'std', + Group => 'alt1', + ); + if (defined($type) && + defined($rolenames{$type}) && + defined($prp{$short}{$rolenames{$type}})) { + return &Apache::lonlocal::mt($prp{$short}{$rolenames{$type}}); + } else { + return &Apache::lonlocal::mt($prp{$short}{'std'}); + } } # ----------------------------------------------------------------- Assign Role @@ -3813,7 +4597,7 @@ sub assignrole { my $mrole; if ($role =~ /^cr\//) { my $cwosec=$url; - $cwosec=~s/^\/(\w+)\/(\w+)\/.*/$1\/$2/; + $cwosec=~s/^\/($match_domain)\/($match_courseid)\/.*/$1\/$2/; unless (&allowed('ccr',$cwosec)) { &logthis('Refused custom assignrole: '. $udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.' by '. @@ -3823,7 +4607,7 @@ sub assignrole { $mrole='cr'; } elsif ($role =~ /^gr\//) { my $cwogrp=$url; - $cwogrp=~s/^\/(\w+)\/(\w+)\/.*/$1\/$2/; + $cwogrp=~s{^/($match_domain)/($match_courseid)/.*}{$1/$2}; unless (&allowed('mdg',$cwogrp)) { &logthis('Refused group assignrole: '. $udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.' by '. @@ -3833,7 +4617,7 @@ sub assignrole { $mrole='gr'; } else { my $cwosec=$url; - $cwosec=~s/^\/(\w+)\/(\w+)\/.*/$1\/$2/; + $cwosec=~s/^\/($match_domain)\/($match_courseid)\/.*/$1\/$2/; unless ((&allowed('c'.$role,$cwosec)) || &allowed('c'.$role,$udom)) { &logthis('Refused assignrole: '. $udom.' '.$uname.' '.$url.' '.$role.' '.$end.' '.$start.' by '. @@ -3852,6 +4636,8 @@ sub assignrole { $command.='_0_'.$start; } } + my $origstart = $start; + my $origend = $end; # actually delete if ($deleteflag) { if ((&allowed('dro',$udom)) || (&allowed('dro',$url))) { @@ -3869,6 +4655,11 @@ sub assignrole { # log new user role if status is ok if ($answer eq 'ok') { &userrolelog($role,$uname,$udom,$url,$start,$end); +# for course roles, perform group memberships changes triggered by role change. + unless ($role =~ /^gr/) { + &Apache::longroup::group_changes($udom,$uname,$url,$role,$origend, + $origstart); + } } return $answer; } @@ -3906,8 +4697,8 @@ sub modifyuser { $umode, $upass, $first, $middle, $last, $gene, $forceid, $desiredhome, $email)=@_; - $udom=~s/\W//g; - $uname=~s/\W//g; + $udom= &LONCAPA::clean_domain($udom); + $uname=&LONCAPA::clean_username($uname); &logthis('Call to modify user '.$udom.', '.$uname.', '.$uid.', '. $umode.', '.$first.', '.$middle.', '. $last.', '.$gene.'(forceid: '.$forceid.')'. @@ -4056,8 +4847,8 @@ sub modify_student_enrollment { ['firstname','middlename','lastname', 'generation','id'] ,$udom,$uname); - #foreach (keys(%tmp)) { - # &logthis("key $_ = ".$tmp{$_}); + #foreach my $key (keys(%tmp)) { + # &logthis("key $key = ".$tmp{$key}); #} $first = $tmp{'firstname'} if (!defined($first) || $first eq ''); $middle = $tmp{'middlename'} if (!defined($middle) || $middle eq ''); @@ -4115,8 +4906,8 @@ sub writecoursepref { return 'error: no such course'; } my $cstring=''; - foreach (keys %prefs) { - $cstring.=escape($_).'='.escape($prefs{$_}).'&'; + foreach my $pref (keys(%prefs)) { + $cstring.=&escape($pref).'='.&escape($prefs{$pref}).'&'; } $cstring=~s/\&$//; return reply('put:'.$cdomain.':'.$cnum.':environment:'.$cstring,$chome); @@ -4125,7 +4916,8 @@ sub writecoursepref { # ---------------------------------------------------------- Make/modify course sub createcourse { - my ($udom,$description,$url,$course_server,$nonstandard,$inst_code,$course_owner)=@_; + my ($udom,$description,$url,$course_server,$nonstandard,$inst_code, + $course_owner,$crstype)=@_; $url=&declutter($url); my $cid=''; unless (&allowed('ccc',$udom)) { @@ -4162,7 +4954,8 @@ sub createcourse { # ----------------------------------------------------------------- Course made # log existence &courseidput($udom,&escape($udom.'_'.$uname).'='.&escape($description). - ':'.&escape($inst_code).':'.&escape($course_owner),$uhome); + ':'.&escape($inst_code).':'.&escape($course_owner).':'. + &escape($crstype),$uhome); &flushcourselogs(); # set toplevel url my $topurl=$url; @@ -4190,6 +4983,16 @@ ENDINITMAP return '/'.$udom.'/'.$uname; } +sub is_course { + my ($cdom,$cnum) = @_; + my %courses = &courseiddump($cdom,'.',1,'.','.',$cnum,undef, + undef,'.'); + if (exists($courses{$cdom.'_'.$cnum})) { + return 1; + } + return 0; +} + # ---------------------------------------------------------- Assign Custom Role sub assigncustomrole { @@ -4232,14 +5035,28 @@ sub is_locked { $env{'user.domain'},$env{'user.name'}); my ($tmp)=keys(%locked); if ($tmp=~/^error:/) { undef(%locked); } - + if (ref($locked{$file_name}) eq 'ARRAY') { - $is_locked = 'true'; + $is_locked = 'false'; + foreach my $entry (@{$locked{$file_name}}) { + if (ref($entry) eq 'ARRAY') { + $is_locked = 'true'; + last; + } + } } else { $is_locked = 'false'; } } +sub declutter_portfile { + my ($file) = @_; + &logthis("got $file"); + $file =~ s-^(/portfolio/|portfolio/)-/-; + &logthis("ret $file"); + return $file; +} + # ------------------------------------------------------------- Mark as Read Only sub mark_as_readonly { @@ -4248,6 +5065,7 @@ sub mark_as_readonly { my ($tmp)=keys(%current_permissions); if ($tmp=~/^error:/) { undef(%current_permissions); } foreach my $file (@{$files}) { + $file = &declutter_portfile($file); push(@{$current_permissions{$file}},$what); } &put('file_permissions',\%current_permissions,$domain,$user); @@ -4306,66 +5124,226 @@ sub files_not_in_path { my $filename = $user."savedfiles"; my @return_files; my $path_part; - open (IN, '<'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename); - while () { + open(IN, '<'.$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename); + while (my $line = ) { #ok, I know it's clunky, but I want it to work - my @paths_and_file = split m!/!, $_; - my $file_part = pop (@paths_and_file); - chomp ($file_part); - my $path_part = join ('/', @paths_and_file); + my @paths_and_file = split(m|/|, $line); + my $file_part = pop(@paths_and_file); + chomp($file_part); + my $path_part = join('/', @paths_and_file); $path_part .= '/'; my $path_and_file = $path_part.$file_part; if ($path_part ne $path) { - push (@return_files, ($path_and_file)); + push(@return_files, ($path_and_file)); } } - close (OUT); + close(OUT); return (@return_files); } -#--------------------------------------------------------------Get Marked as Read Only - +#----------------------------------------------Get portfolio file permissions -sub get_marked_as_readonly { - my ($domain,$user,$what) = @_; +sub get_portfile_permissions { + my ($domain,$user) = @_; my %current_permissions = &dump('file_permissions',$domain,$user); my ($tmp)=keys(%current_permissions); if ($tmp=~/^error:/) { undef(%current_permissions); } + return \%current_permissions; +} + +#---------------------------------------------Get portfolio file access controls + +sub get_access_controls { + my ($current_permissions,$group,$file) = @_; + my %access; + my $real_file = $file; + $file =~ s/\.meta$//; + if (defined($file)) { + if (ref($$current_permissions{$file."\0".'accesscontrol'}) eq 'HASH') { + foreach my $control (keys(%{$$current_permissions{$file."\0".'accesscontrol'}})) { + $access{$real_file}{$control} = $$current_permissions{$file."\0".$control}; + } + } + } else { + foreach my $key (keys(%{$current_permissions})) { + if ($key =~ /\0accesscontrol$/) { + if (defined($group)) { + if ($key !~ m-^\Q$group\E/-) { + next; + } + } + my ($fullpath) = split(/\0/,$key); + if (ref($$current_permissions{$key}) eq 'HASH') { + foreach my $control (keys(%{$$current_permissions{$key}})) { + $access{$fullpath}{$control}=$$current_permissions{$fullpath."\0".$control}; + } + } + } + } + } + return %access; +} + +sub modify_access_controls { + my ($file_name,$changes,$domain,$user)=@_; + my ($outcome,$deloutcome); + my %store_permissions; + my %new_values; + my %new_control; + my %translation; + my @deletions = (); + my $now = time; + if (exists($$changes{'activate'})) { + if (ref($$changes{'activate'}) eq 'HASH') { + my @newitems = sort(keys(%{$$changes{'activate'}})); + my $numnew = scalar(@newitems); + for (my $i=0; $i<$numnew; $i++) { + my $newkey = $newitems[$i]; + my $newid = &Apache::loncommon::get_cgi_id(); + if ($newkey =~ /^\d+:/) { + $newkey =~ s/^(\d+)/$newid/; + $translation{$1} = $newid; + } elsif ($newkey =~ /^\d+_\d+_\d+:/) { + $newkey =~ s/^(\d+_\d+_\d+)/$newid/; + $translation{$1} = $newid; + } + $new_values{$file_name."\0".$newkey} = + $$changes{'activate'}{$newitems[$i]}; + $new_control{$newkey} = $now; + } + } + } + my %todelete; + my %changed_items; + foreach my $action ('delete','update') { + if (exists($$changes{$action})) { + if (ref($$changes{$action}) eq 'HASH') { + foreach my $key (keys(%{$$changes{$action}})) { + my ($itemnum) = ($key =~ /^([^:]+):/); + if ($action eq 'delete') { + $todelete{$itemnum} = 1; + } else { + $changed_items{$itemnum} = $key; + } + } + } + } + } + # get lock on access controls for file. + my $lockhash = { + $file_name."\0".'locked_access_records' => $env{'user.name'}. + ':'.$env{'user.domain'}, + }; + my $tries = 0; + my $gotlock = &newput('file_permissions',$lockhash,$domain,$user); + + while (($gotlock ne 'ok') && $tries <3) { + $tries ++; + sleep 1; + $gotlock = &newput('file_permissions',$lockhash,$domain,$user); + } + if ($gotlock eq 'ok') { + my %curr_permissions = &dump('file_permissions',$domain,$user,$file_name); + my ($tmp)=keys(%curr_permissions); + if ($tmp=~/^error:/) { undef(%curr_permissions); } + if (exists($curr_permissions{$file_name."\0".'accesscontrol'})) { + my $curr_controls = $curr_permissions{$file_name."\0".'accesscontrol'}; + if (ref($curr_controls) eq 'HASH') { + foreach my $control_item (keys(%{$curr_controls})) { + my ($itemnum) = ($control_item =~ /^([^:]+):/); + if (defined($todelete{$itemnum})) { + push(@deletions,$file_name."\0".$control_item); + } else { + if (defined($changed_items{$itemnum})) { + $new_control{$changed_items{$itemnum}} = $now; + push(@deletions,$file_name."\0".$control_item); + $new_values{$file_name."\0".$changed_items{$itemnum}} = $$changes{'update'}{$changed_items{$itemnum}}; + } else { + $new_control{$control_item} = $$curr_controls{$control_item}; + } + } + } + } + } + $deloutcome = &del('file_permissions',\@deletions,$domain,$user); + $new_values{$file_name."\0".'accesscontrol'} = \%new_control; + $outcome = &put('file_permissions',\%new_values,$domain,$user); + # remove lock + my @del_lock = ($file_name."\0".'locked_access_records'); + my $dellockoutcome = &del('file_permissions',\@del_lock,$domain,$user); + my ($file,$group); + if (&is_course($domain,$user)) { + ($group,$file) = split(/\//,$file_name,2); + } else { + $file = $file_name; + } + my $sqlresult = + &update_portfolio_table($user,$domain,$file,'portfolio_access', + $group); + } else { + $outcome = "error: could not obtain lockfile\n"; + } + return ($outcome,$deloutcome,\%new_values,\%translation); +} + +#------------------------------------------------------Get Marked as Read Only + +sub get_marked_as_readonly { + my ($domain,$user,$what,$group) = @_; + my $current_permissions = &get_portfile_permissions($domain,$user); my @readonly_files; my $cmp1=$what; if (ref($what)) { $cmp1=join('',@{$what}) }; - while (my ($file_name,$value) = each(%current_permissions)) { + while (my ($file_name,$value) = each(%{$current_permissions})) { + if (defined($group)) { + if ($file_name !~ m-^\Q$group\E/-) { + next; + } + } if (ref($value) eq "ARRAY"){ foreach my $stored_what (@{$value}) { my $cmp2=$stored_what; - if (ref($stored_what)) { $cmp2=join('',@{$stored_what}) }; + if (ref($stored_what) eq 'ARRAY') { + $cmp2=join('',@{$stored_what}); + } if ($cmp1 eq $cmp2) { push(@readonly_files, $file_name); + last; } elsif (!defined($what)) { push(@readonly_files, $file_name); + last; } } - } + } } return @readonly_files; } #-----------------------------------------------------------Get Marked as Read Only Hash sub get_marked_as_readonly_hash { - my ($domain,$user,$what) = @_; - my %current_permissions = &dump('file_permissions',$domain,$user); - my ($tmp)=keys(%current_permissions); - if ($tmp=~/^error:/) { undef(%current_permissions); } - + my ($current_permissions,$group,$what) = @_; my %readonly_files; - while (my ($file_name,$value) = each(%current_permissions)) { + while (my ($file_name,$value) = each(%{$current_permissions})) { + if (defined($group)) { + if ($file_name !~ m-^\Q$group\E/-) { + next; + } + } if (ref($value) eq "ARRAY"){ foreach my $stored_what (@{$value}) { - if ($stored_what eq $what) { - $readonly_files{$file_name} = 'locked'; - } elsif (!defined($what)) { - $readonly_files{$file_name} = 'locked'; - } + if (ref($stored_what) eq 'ARRAY') { + foreach my $lock_descriptor(@{$stored_what}) { + if ($lock_descriptor eq 'graded') { + $readonly_files{$file_name} = 'graded'; + } elsif ($lock_descriptor eq 'handback') { + $readonly_files{$file_name} = 'handback'; + } else { + if (!exists($readonly_files{$file_name})) { + $readonly_files{$file_name} = 'locked'; + } + } + } + } } } } @@ -4376,24 +5354,28 @@ sub get_marked_as_readonly_hash { sub unmark_as_readonly { # unmarks $file_name (if $file_name is defined), or all files locked by $what # for portfolio submissions, $what contains [$symb,$crsid] - my ($domain,$user,$what,$file_name) = @_; + my ($domain,$user,$what,$file_name,$group) = @_; + $file_name = &declutter_portfile($file_name); my $symb_crs = $what; if (ref($what)) { $symb_crs=join('',@$what); } - my %current_permissions = &dump('file_permissions',$domain,$user); + my %current_permissions = &dump('file_permissions',$domain,$user,$group); my ($tmp)=keys(%current_permissions); if ($tmp=~/^error:/) { undef(%current_permissions); } - my @readonly_files = &get_marked_as_readonly($domain,$user,$what); + my @readonly_files = &get_marked_as_readonly($domain,$user,$what,$group); foreach my $file (@readonly_files) { - if (defined($file_name) && ($file_name ne $file)) { next; } + my $clean_file = &declutter_portfile($file); + if (defined($file_name) && ($file_name ne $clean_file)) { next; } my $current_locks = $current_permissions{$file}; my @new_locks; my @del_keys; if (ref($current_locks) eq "ARRAY"){ foreach my $locker (@{$current_locks}) { my $compare=$locker; - if (ref($locker)) { $compare=join('',@{$locker}) }; - if ($compare ne $symb_crs) { - push(@new_locks, $locker); + if (ref($locker) eq 'ARRAY') { + $compare=join('',@{$locker}); + if ($compare ne $symb_crs) { + push(@new_locks, $locker); + } } } if (scalar(@new_locks) > 0) { @@ -4433,28 +5415,27 @@ sub dirlist { if($udom) { if($uname) { - my $listing=reply('ls2:'.$dirRoot.'/'.$uri, - homeserver($uname,$udom)); + my $listing = &reply('ls2:'.$dirRoot.'/'.$uri, + &homeserver($uname,$udom)); my @listing_results; if ($listing eq 'unknown_cmd') { - $listing=reply('ls:'.$dirRoot.'/'.$uri, - homeserver($uname,$udom)); + $listing = &reply('ls:'.$dirRoot.'/'.$uri, + &homeserver($uname,$udom)); @listing_results = split(/:/,$listing); } else { @listing_results = map { &unescape($_); } split(/:/,$listing); } return @listing_results; } elsif(!defined($alternateDirectoryRoot)) { - my $tryserver; - my %allusers=(); - foreach $tryserver (keys %libserv) { + my %allusers; + foreach my $tryserver (keys(%libserv)) { if($hostdom{$tryserver} eq $udom) { - my $listing=reply('ls2:'.$perlvar{'lonDocRoot'}.'/res/'. - $udom, $tryserver); + my $listing = &reply('ls2:'.$perlvar{'lonDocRoot'}.'/res/'. + $udom, $tryserver); my @listing_results; if ($listing eq 'unknown_cmd') { - $listing=reply('ls:'.$perlvar{'lonDocRoot'}.'/res/'. - $udom, $tryserver); + $listing = &reply('ls:'.$perlvar{'lonDocRoot'}.'/res/'. + $udom, $tryserver); @listing_results = split(/:/,$listing); } else { @listing_results = @@ -4463,40 +5444,36 @@ sub dirlist { if ($listing_results[0] ne 'no_such_dir' && $listing_results[0] ne 'empty' && $listing_results[0] ne 'con_lost') { - foreach (@listing_results) { - my ($entry,@stat)=split(/&/,$_); - $allusers{$entry}=1; + foreach my $line (@listing_results) { + my ($entry) = split(/&/,$line,2); + $allusers{$entry} = 1; } } } } my $alluserstr=''; - foreach (sort keys %allusers) { - $alluserstr.=$_.'&user:'; + foreach my $user (sort(keys(%allusers))) { + $alluserstr.=$user.'&user:'; } $alluserstr=~s/:$//; return split(/:/,$alluserstr); } else { - my @emptyResults = (); - push(@emptyResults, 'missing user name'); - return split(':',@emptyResults); + return ('missing user name'); } } elsif(!defined($alternateDirectoryRoot)) { my $tryserver; my %alldom=(); - foreach $tryserver (keys %libserv) { + foreach $tryserver (keys(%libserv)) { $alldom{$hostdom{$tryserver}}=1; } my $alldomstr=''; - foreach (sort keys %alldom) { - $alldomstr.=$perlvar{'lonDocRoot'}.'/res/'.$_.'/&domain:'; + foreach my $domain (sort(keys(%alldom))) { + $alldomstr.=$perlvar{'lonDocRoot'}.'/res/'.$domain.'/&domain:'; } $alldomstr=~s/:$//; return split(/:/,$alldomstr); } else { - my @emptyResults = (); - push(@emptyResults, 'missing domain'); - return split(':',@emptyResults); + return ('missing domain'); } } @@ -4514,8 +5491,8 @@ sub dirlist { ## sub GetFileTimestamp { my ($studentDomain,$studentName,$filename,$root)=@_; - $studentDomain=~s/\W//g; - $studentName=~s/\W//g; + $studentDomain = &LONCAPA::clean_domain($studentDomain); + $studentName = &LONCAPA::clean_username($studentName); my $subdir=$studentName.'__'; $subdir =~ s/(.)(.)(.).*/$1\/$2\/$3/; my $proname="$studentDomain/$subdir/$studentName"; @@ -4531,13 +5508,64 @@ sub GetFileTimestamp { } } +sub stat_file { + my ($uri) = @_; + $uri = &clutter_with_no_wrapper($uri); + + my ($udom,$uname,$file,$dir); + if ($uri =~ m-^/(uploaded|editupload)/-) { + ($udom,$uname,$file) = + ($uri =~ m-/(?:uploaded|editupload)/?($match_domain)/?($match_name)/?(.*)-); + $file = 'userfiles/'.$file; + $dir = &propath($udom,$uname); + } + if ($uri =~ m-^/res/-) { + ($udom,$uname) = + ($uri =~ m-/(?:res)/?($match_domain)/?($match_username)/-); + $file = $uri; + } + + if (!$udom || !$uname || !$file) { + # unable to handle the uri + return (); + } + + my ($result) = &dirlist($file,$udom,$uname,$dir); + my @stats = split('&', $result); + + if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') { + shift(@stats); #filename is first + return @stats; + } + return (); +} + # -------------------------------------------------------- Value of a Condition +# gets the value of a specific preevaluated condition +# stored in the string $env{user.state.} +# or looks up a condition reference in the bighash and if if hasn't +# already been evaluated recurses into docondval to get the value of +# the condition, then memoizing it to +# $env{user.state..} sub directcondval { my $number=shift; if (!defined($env{'user.state.'.$env{'request.course.id'}})) { &Apache::lonuserstate::evalstate(); } + if (exists($env{'user.state.'.$env{'request.course.id'}.".$number"})) { + return $env{'user.state.'.$env{'request.course.id'}.".$number"}; + } elsif ($number =~ /^_/) { + my $sub_condition; + if (tie(my %bighash,'GDBM_File',$env{'request.course.fn'}.'.db', + &GDBM_READER(),0640)) { + $sub_condition=$bighash{'conditions'.$number}; + untie(%bighash); + } + my $value = &docondval($sub_condition); + &appenv('user.state.'.$env{'request.course.id'}.".$number" => $value); + return $value; + } if ($env{'user.state.'.$env{'request.course.id'}}) { return substr($env{'user.state.'.$env{'request.course.id'}},$number,1); } else { @@ -4545,43 +5573,49 @@ sub directcondval { } } +# get the collection of conditions for this resource sub condval { my $condidx=shift; - my $result=0; my $allpathcond=''; - foreach (split(/\|/,$condidx)) { - if (defined($env{'acc.cond.'.$env{'request.course.id'}.'.'.$_})) { - $allpathcond.= - '('.$env{'acc.cond.'.$env{'request.course.id'}.'.'.$_}.')|'; - } + foreach my $cond (split(/\|/,$condidx)) { + if (defined($env{'acc.cond.'.$env{'request.course.id'}.'.'.$cond})) { + $allpathcond.= + '('.$env{'acc.cond.'.$env{'request.course.id'}.'.'.$cond}.')|'; + } } $allpathcond=~s/\|$//; - if ($env{'request.course.id'}) { - if ($allpathcond) { - my $operand='|'; - my @stack; - foreach ($allpathcond=~/(\d+|\(|\)|\&|\|)/g) { - if ($_ eq '(') { - push @stack,($operand,$result) - } elsif ($_ eq ')') { - my $before=pop @stack; - if (pop @stack eq '&') { - $result=$result>$before?$before:$result; - } else { - $result=$result>$before?$result:$before; - } - } elsif (($_ eq '&') || ($_ eq '|')) { - $operand=$_; - } else { - my $new=directcondval($_); - if ($operand eq '&') { - $result=$result>$new?$new:$result; - } else { - $result=$result>$new?$result:$new; - } - } - } - } + return &docondval($allpathcond); +} + +#evaluates an expression of conditions +sub docondval { + my ($allpathcond) = @_; + my $result=0; + if ($env{'request.course.id'} + && defined($allpathcond)) { + my $operand='|'; + my @stack; + foreach my $chunk ($allpathcond=~/(\d+|_\d+\.\d+|\(|\)|\&|\|)/g) { + if ($chunk eq '(') { + push @stack,($operand,$result); + } elsif ($chunk eq ')') { + my $before=pop @stack; + if (pop @stack eq '&') { + $result=$result>$before?$before:$result; + } else { + $result=$result>$before?$result:$before; + } + } elsif (($chunk eq '&') || ($chunk eq '|')) { + $operand=$chunk; + } else { + my $new=directcondval($chunk); + if ($operand eq '&') { + $result=$result>$new?$new:$result; + } else { + $result=$result>$new?$result:$new; + } + } + } } return $result; } @@ -4594,6 +5628,7 @@ sub devalidatecourseresdata { &devalidate_cache_new('courseres',$hashid); } + # --------------------------------------------------- Course Resourcedata Query sub get_courseresdata { @@ -4698,8 +5733,8 @@ sub EXT_cache_set { # --------------------------------------------------------- Value of a Variable sub EXT { - my ($varname,$symbparm,$udom,$uname,$usection,$recurse)=@_; + my ($varname,$symbparm,$udom,$uname,$usection,$recurse)=@_; unless ($varname) { return ''; } #get real user name/domain, courseid and symb my $courseid; @@ -4708,8 +5743,7 @@ sub EXT { $symbparm=&get_symb_from_alias($symbparm); } if (!($uname && $udom)) { - (my $cursymb,$courseid,$udom,$uname,$publicuser)= - &Apache::lonxml::whichuser($symbparm); + (my $cursymb,$courseid,$udom,$uname,$publicuser)= &whichuser($symbparm); if (!$symbparm) { $symbparm=$cursymb; } } else { $courseid=$env{'request.course.id'}; @@ -4732,8 +5766,14 @@ sub EXT { if ( (defined($Apache::lonhomework::parsing_a_problem) || defined($Apache::lonhomework::parsing_a_task)) && - ($symbparm eq &symbread()) ) { - return $Apache::lonhomework::history{$qualifierrest}; + ($symbparm eq &symbread()) ) { + # if we are in the middle of processing the resource the + # get the value we are planning on committing + if (defined($Apache::lonhomework::results{$qualifierrest})) { + return $Apache::lonhomework::results{$qualifierrest}; + } else { + return $Apache::lonhomework::history{$qualifierrest}; + } } else { my %restored; if ($publicuser || $env{'request.state'} eq 'construct') { @@ -4813,10 +5853,21 @@ sub EXT { return $env{'course.'.$courseid.'.'.$spacequalifierrest}; } elsif ($realm eq 'resource') { - my $section; if (defined($courseid) && $courseid eq $env{'request.course.id'}) { if (!$symbparm) { $symbparm=&symbread(); } } + + if ($space eq 'title') { + if (!$symbparm) { $symbparm = $env{'request.filename'}; } + return &gettitle($symbparm); + } + + if ($space eq 'map') { + my ($map) = &decode_symb($symbparm); + return &symbread($map); + } + + my ($section, $group, @groups); my ($courselevelm,$courselevel); if ($symbparm && defined($courseid) && $courseid eq $env{'request.course.id'}) { @@ -4825,7 +5876,7 @@ sub EXT { # ----------------------------------------------------- Cascading lookup scheme my $symbp=$symbparm; - my $mapp=(&decode_symb($symbp))[0]; + my $mapp=&deversion((&decode_symb($symbp))[0]); my $symbparm=$symbp.'.'.$spacequalifierrest; my $mapparm=$mapp.'___(all).'.$spacequalifierrest; @@ -4833,12 +5884,15 @@ sub EXT { if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) { $section=$env{'request.course.sec'}; + @groups = split(/:/,$env{'request.course.groups'}); + @groups=&sort_course_groups($courseid,@groups); } else { if (! defined($usection)) { $section=&getsection($udom,$uname,$courseid); } else { $section = $usection; } + @groups = &get_users_groups($udom,$uname,$courseid); } my $seclevel=$courseid.'.['.$section.'].'.$spacequalifierrest; @@ -4854,12 +5908,17 @@ sub EXT { my $userreply=&resdata($uname,$udom,'user', ($courselevelr,$courselevelm, $courselevel)); - if (defined($userreply)) { return $userreply; } # ------------------------------------------------ second, check some of course + my $coursereply; + if (@groups > 0) { + $coursereply = &check_group_parms($courseid,\@groups,$symbparm, + $mapparm,$spacequalifierrest); + if (defined($coursereply)) { return $coursereply; } + } - my $coursereply=&resdata($env{'course.'.$courseid.'.num'}, + $coursereply=&resdata($env{'course.'.$courseid.'.num'}, $env{'course.'.$courseid.'.domain'}, 'course', ($seclevelr,$seclevelm,$seclevel, @@ -4921,6 +5980,9 @@ sub EXT { if (($uname eq $env{'user.name'})&&($udom eq $env{'user.domain'})) { return $env{'environment.'.$spacequalifierrest}; } else { + if ($uname eq 'anonymous' && $udom eq '') { + return ''; + } my %returnhash=&userenvironment($udom,$uname, $spacequalifierrest); return $returnhash{$spacequalifierrest}; @@ -4939,12 +6001,55 @@ sub EXT { return ''; } +sub check_group_parms { + my ($courseid,$groups,$symbparm,$mapparm,$what) = @_; + my @groupitems = (); + my $resultitem; + my @levels = ($symbparm,$mapparm,$what); + foreach my $group (@{$groups}) { + foreach my $level (@levels) { + my $item = $courseid.'.['.$group.'].'.$level; + push(@groupitems,$item); + } + } + my $coursereply = &resdata($env{'course.'.$courseid.'.num'}, + $env{'course.'.$courseid.'.domain'}, + 'course',@groupitems); + return $coursereply; +} + +sub sort_course_groups { # Sort groups based on defined rankings. Default is sort(). + my ($courseid,@groups) = @_; + @groups = sort(@groups); + return @groups; +} + sub packages_tab_default { my ($uri,$varname)=@_; my (undef,$part,$name)=split(/\./,$varname); - my $packages=&metadata($uri,'packages'); - foreach my $package (split(/,/,$packages)) { + + my (@extension,@specifics,$do_default); + foreach my $package (split(/,/,&metadata($uri,'packages'))) { my ($pack_type,$pack_part)=split(/_/,$package,2); + if ($pack_type eq 'default') { + $do_default=1; + } elsif ($pack_type eq 'extension') { + push(@extension,[$package,$pack_type,$pack_part]); + } else { + push(@specifics,[$package,$pack_type,$pack_part]); + } + } + # first look for a package that matches the requested part id + foreach my $package (@specifics) { + my (undef,$pack_type,$pack_part)=@{$package}; + next if ($pack_part ne $part); + if (defined($packagetab{"$pack_type&$name&default"})) { + return $packagetab{"$pack_type&$name&default"}; + } + } + # look for any possible matching non extension_ package + foreach my $package (@specifics) { + my (undef,$pack_type,$pack_part)=@{$package}; if (defined($packagetab{"$pack_type&$name&default"})) { return $packagetab{"$pack_type&$name&default"}; } @@ -4953,6 +6058,20 @@ sub packages_tab_default { return $packagetab{$pack_type."_".$pack_part."&$name&default"}; } } + # look for any posible extension_ match + foreach my $package (@extension) { + my ($package,$pack_type)=@{$package}; + if (defined($packagetab{"$pack_type&$name&default"})) { + return $packagetab{"$pack_type&$name&default"}; + } + if (defined($packagetab{$package."&$name&default"})) { + return $packagetab{$package."&$name&default"}; + } + } + # look for a global default setting + if ($do_default && defined($packagetab{"default&$name&default"})) { + return $packagetab{"default&$name&default"}; + } return undef; } @@ -4983,7 +6102,7 @@ sub metadata { (($uri =~ m|^/*adm/|) && ($uri !~ m|^adm/includes|) && ($uri !~ m|/bulletinboard$|)) || ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ /^~/) || - ($uri =~ m|home/[^/]+/public_html/|)) { + ($uri =~ m|home/$match_username/public_html/|)) { return undef; } my $filename=$uri; @@ -5014,7 +6133,7 @@ sub metadata { my %metathesekeys=(); unless ($filename=~/\.meta$/) { $filename.='.meta'; } my $metastring; - if ($uri !~ m -^(uploaded|editupload)/-) { + if ($uri !~ m -^(editupload)/-) { my $file=&filelocation('',&clutter($filename)); #push(@{$metaentry{$uri.'.file'}},$file); $metastring=&getfile($file); @@ -5038,16 +6157,16 @@ sub metadata { } else { $metaentry{':packages'}=$package.$keyroot; } - foreach (sort keys %packagetab) { + foreach my $pack_entry (keys(%packagetab)) { my $part=$keyroot; $part=~s/^\_//; - if ($_=~/^\Q$package\E\&/ || - $_=~/^\Q$package\E_0\&/) { - my ($pack,$name,$subp)=split(/\&/,$_); + if ($pack_entry=~/^\Q$package\E\&/ || + $pack_entry=~/^\Q$package\E_0\&/) { + my ($pack,$name,$subp)=split(/\&/,$pack_entry); # ignore package.tab specified default values # here &package_tab_default() will fetch those if ($subp eq 'default') { next; } - my $value=$packagetab{$_}; + my $value=$packagetab{$pack_entry}; my $unikey; if ($pack =~ /_0$/) { $unikey='parameter_0_'.$name; @@ -5095,11 +6214,12 @@ sub metadata { my $dir=$filename; $dir=~s|[^/]*$||; $location=&filelocation($dir,$location); - foreach (sort(split(/\,/,&metadata($uri,'keys', - $location,$unikey, - $depthcount+1)))) { - $metaentry{':'.$_}=$metaentry{':'.$_}; - $metathesekeys{$_}=1; + my $metadata = + &metadata($uri,'keys', $location,$unikey, + $depthcount+1); + foreach my $meta (split(',',$metadata)) { + $metaentry{':'.$meta}=$metaentry{':'.$meta}; + $metathesekeys{$meta}=1; } } } else { @@ -5108,8 +6228,9 @@ sub metadata { $unikey.='_'.$token->[2]->{'name'}; } $metathesekeys{$unikey}=1; - foreach (@{$token->[3]}) { - $metaentry{':'.$unikey.'.'.$_}=$token->[2]->{$_}; + foreach my $param (@{$token->[3]}) { + $metaentry{':'.$unikey.'.'.$param} = + $token->[2]->{$param}; } my $internaltext=&HTML::Entities::decode($parser->get_text('/'.$entry)); my $default=$metaentry{':'.$unikey.'.default'}; @@ -5130,14 +6251,14 @@ sub metadata { } } my ($extension) = ($uri =~ /\.(\w+)$/); - foreach my $key (sort(keys(%packagetab))) { + foreach my $key (keys(%packagetab)) { #no specific packages #how's our extension if ($key!~/^extension_\Q$extension\E&/) { next; } &metadata_create_package_def($uri,$key,'extension_'.$extension, \%metathesekeys); } if (!exists($metaentry{':packages'})) { - foreach my $key (sort(keys(%packagetab))) { + foreach my $key (keys(%packagetab)) { #no specific packages well let's get default then if ($key!~/^default&/) { next; } &metadata_create_package_def($uri,$key,'default', @@ -5155,15 +6276,22 @@ sub metadata { my $dir=$filename; $dir=~s|[^/]*$||; $location=&filelocation($dir,$location); - foreach (sort(split(/\,/,&metadata($uri,'keys', - $location,'_rights', - $depthcount+1)))) { - #$metaentry{':'.$_}=$metacache{$uri}->{':'.$_}; - $metathesekeys{$_}=1; + my $rights_metadata = + &metadata($uri,'keys',$location,'_rights', + $depthcount+1); + foreach my $rights (split(',',$rights_metadata)) { + #$metaentry{':'.$rights}=$metacache{$uri}->{':'.$rights}; + $metathesekeys{$rights}=1; } } } - $metaentry{':keys'}=join(',',keys %metathesekeys); + # uniqifiy package listing + my %seen; + my @uniq_packages = + grep { ! $seen{$_} ++ } (split(',',$metaentry{':packages'})); + $metaentry{':packages'} = join(',',@uniq_packages); + + $metaentry{':keys'} = join(',',keys(%metathesekeys)); &metadata_generate_part0(\%metathesekeys,\%metaentry,$uri); $metaentry{':allpossiblekeys'}=join(',',keys %metathesekeys); &do_cache_new('meta',$uri,\%metaentry,60*60); @@ -5199,7 +6327,7 @@ sub metadata_create_package_def { sub metadata_generate_part0 { my ($metadata,$metacache,$uri) = @_; my %allnames; - foreach my $metakey (sort keys %$metadata) { + foreach my $metakey (keys(%$metadata)) { if ($metakey=~/^parameter\_(.*)/) { my $part=$$metacache{':'.$metakey.'.part'}; my $name=$$metacache{':'.$metakey.'.name'}; @@ -5224,6 +6352,17 @@ sub metadata_generate_part0 { } } +# ------------------------------------------------------ Devalidate title cache + +sub devalidate_title_cache { + my ($url)=@_; + if (!$env{'request.course.id'}) { return; } + my $symb=&symbread($url); + if (!$symb) { return; } + my $key=$env{'request.course.id'}."\0".$symb; + &devalidate_cache_new('title',$key); +} + # ------------------------------------------------- Get the title of a resource sub gettitle { @@ -5258,14 +6397,21 @@ sub gettitle { sub get_slot { my ($which,$cnum,$cdom)=@_; if (!$cnum || !$cdom) { - (undef,my $courseid)=&Apache::lonxml::whichuser(); + (undef,my $courseid)=&whichuser(); $cdom=$env{'course.'.$courseid.'.domain'}; $cnum=$env{'course.'.$courseid.'.num'}; } - my %slotinfo=&get('slots',[$which],$cdom,$cnum); - &Apache::lonhomework::showhash(%slotinfo); - my ($tmp)=keys(%slotinfo); - if ($tmp=~/^error:/) { return (); } + my $key=join("\0",'slots',$cdom,$cnum,$which); + my %slotinfo; + if (exists($remembered{$key})) { + $slotinfo{$which} = $remembered{$key}; + } else { + %slotinfo=&get('slots',[$which],$cdom,$cnum); + &Apache::lonhomework::showhash(%slotinfo); + my ($tmp)=keys(%slotinfo); + if ($tmp=~/^error:/) { return (); } + $remembered{$key} = $slotinfo{$which}; + } if (ref($slotinfo{$which}) eq 'HASH') { return %{$slotinfo{$which}}; } @@ -5280,9 +6426,12 @@ sub symblist { if (($env{'request.course.fn'}) && (%newhash)) { if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db', &GDBM_WRCREAT(),0640)) { - foreach (keys %newhash) { - $hash{declutter($_)}=&encode_symb($mapname,$newhash{$_}->[1], - $newhash{$_}->[0]); + foreach my $url (keys %newhash) { + next if ($url eq 'last_known' + && $env{'form.no_update_last_known'}); + $hash{declutter($url)}=&encode_symb($mapname, + $newhash{$url}->[1], + $newhash{$url}->[0]); } if (untie(%hash)) { return 'ok'; @@ -5297,9 +6446,6 @@ sub symblist { sub symbverify { my ($symb,$thisurl)=@_; my $thisfn=$thisurl; -# wrapper not part of symbs - $thisfn=~s/^\/adm\/wrapper//; - $thisfn=~s/^\/adm\/coursedocs\/showdoc\///; $thisfn=&declutter($thisfn); # direct jump to resource in page or to a sequence - will construct own symbs if ($thisfn=~/\.(page|sequence)$/) { return 1; } @@ -5323,13 +6469,13 @@ sub symbverify { } if ($ids) { # ------------------------------------------------------------------- Has ID(s) - foreach (split(/\,/,$ids)) { - my ($mapid,$resid)=split(/\./,$_); + foreach my $id (split(/\,/,$ids)) { + my ($mapid,$resid)=split(/\./,$id); if ( &symbclean(&declutter($bighash{'map_id_'.$mapid}).'___'.$resid.'___'.$thisfn) eq $symb) { if (($env{'request.role.adv'}) || - $bighash{'encrypted_'.$_} eq $env{'request.enc'}) { + $bighash{'encrypted_'.$id} eq $env{'request.enc'}) { $okay=1; } } @@ -5472,10 +6618,10 @@ sub symbread { } elsif (!$donotrecurse) { # ------------------------------------------ There is more than one possibility my $realpossible=0; - foreach (@possibilities) { - my $file=$bighash{'src_'.$_}; + foreach my $id (@possibilities) { + my $file=$bighash{'src_'.$id}; if (&allowed('bre',$file)) { - my ($mapid,$resid)=split(/\./,$_); + my ($mapid,$resid)=split(/\./,$id); if ($bighash{'map_type_'.$mapid} ne 'page') { $realpossible++; $syval=&encode_symb($bighash{'map_id_'.$mapid}, @@ -5582,7 +6728,7 @@ sub latest_rnd_algorithm_id { sub get_rand_alg { my ($courseid)=@_; - if (!$courseid) { $courseid=(&Apache::lonxml::whichuser())[1]; } + if (!$courseid) { $courseid=(&whichuser())[1]; } if ($courseid) { return $env{"course.$courseid.rndseed"}; } @@ -5608,7 +6754,7 @@ sub getCODE { sub rndseed { my ($symb,$courseid,$domain,$username)=@_; - my ($wsymb,$wcourseid,$wdomain,$wusername)=&Apache::lonxml::whichuser(); + my ($wsymb,$wcourseid,$wdomain,$wusername)=&whichuser(); if (!$symb) { unless ($symb=$wsymb) { return time; } } @@ -5616,6 +6762,7 @@ sub rndseed { if (!$domain) { $domain=$wdomain; } if (!$username) { $username=$wusername } my $which=&get_rand_alg(); + if (defined(&getCODE())) { if ($which eq '64bit5') { return &rndseed_CODE_64bit5($symb,$courseid,$domain,$username); @@ -5649,8 +6796,8 @@ sub rndseed_32bit { my $domainseed=unpack("%32C*",$domain) << 7; my $courseseed=unpack("%32C*",$courseid); my $num=$symbseed+$nameseed+$domainseed+$courseseed+$namechck+$symbchck; - #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); - #&Apache::lonxml::debug("rndseed :$num:$symb"); + #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); + #&logthis("rndseed :$num:$symb"); if ($_64bit) { $num=(($num<<32)>>32); } return $num; } @@ -5670,9 +6817,8 @@ sub rndseed_64bit { my $num1=$symbchck+$symbseed+$namechck; my $num2=$nameseed+$domainseed+$courseseed; - #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); - #&Apache::lonxml::debug("rndseed :$num:$symb"); - if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); } + #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); + #&logthis("rndseed :$num:$symb"); if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); } return "$num1,$num2"; } @@ -5694,8 +6840,9 @@ sub rndseed_64bit2 { my $num1=$symbchck+$symbseed+$namechck; my $num2=$nameseed+$domainseed+$courseseed; - #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); - #&Apache::lonxml::debug("rndseed :$num:$symb"); + #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); + #&logthis("rndseed :$num:$symb"); + if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); } return "$num1,$num2"; } } @@ -5716,8 +6863,8 @@ sub rndseed_64bit3 { my $num1=$symbchck+$symbseed+$namechck; my $num2=$nameseed+$domainseed+$courseseed; - #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); - #&Apache::lonxml::debug("rndseed :$num1:$num2:$_64bit"); + #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); + #&logthis("rndseed :$num1:$num2:$_64bit"); if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); } return "$num1:$num2"; @@ -5740,8 +6887,8 @@ sub rndseed_64bit4 { my $num1=$symbchck+$symbseed+$namechck; my $num2=$nameseed+$domainseed+$courseseed; - #&Apache::lonxml::debug("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); - #&Apache::lonxml::debug("rndseed :$num1:$num2:$_64bit"); + #&logthis("$symbseed:$nameseed;$domainseed|$courseseed;$namechck:$symbchck"); + #&logthis("rndseed :$num1:$num2:$_64bit"); if ($_64bit) { $num1=(($num1<<32)>>32); $num2=(($num2<<32)>>32); } return "$num1:$num2"; @@ -5765,8 +6912,8 @@ sub rndseed_CODE_64bit { my $courseseed=unpack("%32S*",$courseid.' '); my $num1=$symbseed+$CODEchck; my $num2=$CODEseed+$courseseed+$symbchck; - #&Apache::lonxml::debug("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck"); - #&Apache::lonxml::debug("rndseed :$num1:$num2:$symb"); + #&logthis("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck"); + #&logthis("rndseed :$num1:$num2:$symb"); if ($_64bit) { $num1=(($num1<<32)>>32); } if ($_64bit) { $num2=(($num2<<32)>>32); } return "$num1:$num2"; @@ -5784,8 +6931,8 @@ sub rndseed_CODE_64bit4 { my $courseseed=unpack("%32S*",$courseid.' '); my $num1=$symbseed+$CODEchck; my $num2=$CODEseed+$courseseed+$symbchck; - #&Apache::lonxml::debug("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck"); - #&Apache::lonxml::debug("rndseed :$num1:$num2:$symb"); + #&logthis("$symbseed:$CODEchck|$CODEseed:$courseseed:$symbchck"); + #&logthis("rndseed :$num1:$num2:$symb"); if ($_64bit) { $num1=(($num1<<32)>>32); } if ($_64bit) { $num2=(($num2<<32)>>32); } return "$num1:$num2"; @@ -5846,8 +6993,7 @@ sub ireceipt { my $return =&recprefix($fucourseid).'-'; if ($env{"course.$fucourseid.receiptalg"} eq 'receipt2' || $env{'request.state'} eq 'construct') { - &Apache::lonxml::debug("doing receipt2 using parts $cpart, uname $cuname and udom $cudom gets ".($cpart%$cuname). - " and ".($cpart%$cudom)); + #&logthis("doing receipt2 using parts $cpart, uname $cuname and udom $cudom gets ".($cpart%$cuname)." and ".($cpart%$cudom)); $return.= ($cunique%$cuname+ $cunique%$cudom+ @@ -5870,10 +7016,48 @@ sub ireceipt { sub receipt { my ($part)=@_; - my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); + my ($symb,$courseid,$domain,$name) = &whichuser(); return &ireceipt($name,$domain,$courseid,$symb,$part); } +sub whichuser { + my ($passedsymb)=@_; + my ($symb,$courseid,$domain,$name,$publicuser); + if (defined($env{'form.grade_symb'})) { + my ($tmp_courseid)=&get_env_multiple('form.grade_courseid'); + my $allowed=&allowed('vgr',$tmp_courseid); + if (!$allowed && + exists($env{'request.course.sec'}) && + $env{'request.course.sec'} !~ /^\s*$/) { + $allowed=&allowed('vgr',$tmp_courseid. + '/'.$env{'request.course.sec'}); + } + if ($allowed) { + ($symb)=&get_env_multiple('form.grade_symb'); + $courseid=$tmp_courseid; + ($domain)=&get_env_multiple('form.grade_domain'); + ($name)=&get_env_multiple('form.grade_username'); + return ($symb,$courseid,$domain,$name,$publicuser); + } + } + if (!$passedsymb) { + $symb=&symbread(); + } else { + $symb=$passedsymb; + } + $courseid=$env{'request.course.id'}; + $domain=$env{'user.domain'}; + $name=$env{'user.name'}; + if ($name eq 'public' && $domain eq 'public') { + if (!defined($env{'form.username'})) { + $env{'form.username'}.=time.rand(10000000); + } + $name.=$env{'form.username'}; + } + return ($symb,$courseid,$domain,$name,$publicuser); + +} + # ------------------------------------------------------------ Serves up a file # returns either the contents of the file or # -1 if the file doesn't exist @@ -5896,7 +7080,7 @@ sub repcopy_userfile { if ($file =~ m -^/*(uploaded|editupload)/-) { $file=&filelocation("",$file); } if ($file =~ m|^/home/httpd/html/lonUsers/|) { return 'ok'; } my ($cdom,$cnum,$filename) = - ($file=~m|^\Q$perlvar{'lonDocRoot'}\E/+userfiles/+([^/]+)/+([^/]+)/+(.*)|); + ($file=~m|^\Q$perlvar{'lonDocRoot'}\E/+userfiles/+($match_domain)/+($match_name)/+(.*)|); my ($info,$rtncode); my $uri="/uploaded/$cdom/$cnum/$filename"; if (-e "$file") { @@ -5997,7 +7181,7 @@ sub readfile { my $fh; open($fh,"<$file"); my $a=''; - while (<$fh>) { $a .=$_; } + while (my $line = <$fh>) { $a .= $line; } return $a; } @@ -6013,18 +7197,18 @@ sub filelocation { if ($file=~m:^/~:) { # is a contruction space reference $location = $file; $location =~ s:/~(.*?)/(.*):/home/$1/public_html/$2:; - } elsif ($file=~m:^/home/[^/]*/public_html/:) { + } elsif ($file=~m{^/home/$match_username/public_html/}) { # is a correct contruction space reference $location = $file; } elsif ($file=~/^\/*(uploaded|editupload)/) { # is an uploaded file my ($udom,$uname,$filename)= - ($file=~m -^/+(?:uploaded|editupload)/+([^/]+)/+([^/]+)/+(.*)$-); + ($file=~m -^/+(?:uploaded|editupload)/+($match_domain)/+($match_name)/+(.*)$-); my $home=&homeserver($uname,$udom); my $is_me=0; my @ids=¤t_machine_ids(); foreach my $id (@ids) { if ($id eq $home) { $is_me=1; } } if ($is_me) { - $location=&Apache::loncommon::propath($udom,$uname). + $location=&propath($udom,$uname). '/userfiles/'.$filename; } else { $location=$Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'. @@ -6055,10 +7239,10 @@ sub hreflocation { } if ($file=~m-^\Q$perlvar{'lonDocRoot'}\E-) { $file=~s-^\Q$perlvar{'lonDocRoot'}\E--; - } elsif ($file=~m-/home/(\w+)/public_html/-) { - $file=~s-^/home/(\w+)/public_html/-/~$1/-; + } elsif ($file=~m-/home/($match_username)/public_html/-) { + $file=~s-^/home/($match_username)/public_html/-/~$1/-; } elsif ($file=~m-^\Q$perlvar{'lonUsersDir'}\E-) { - $file=~s-^/home/httpd/lonUsers/([^/]*)/./././([^/]*)/userfiles/ + $file=~s-^/home/httpd/lonUsers/($match_domain)/./././($match_name)/userfiles/ -/uploaded/$1/$2/-x; } return $file; @@ -6129,13 +7313,22 @@ sub clutter { && $thisfn!~/\.(sequence|page)$/) { $thisfn='/adm/coursedocs/showdoc'.$thisfn; } else { - #&logthis("Got a blank emb style"); +# &logthis("Got a blank emb style"); } } } return $thisfn; } +sub clutter_with_no_wrapper { + my $uri = &clutter(shift); + if ($uri =~ m-^/adm/-) { + $uri =~ s-^/adm/wrapper/-/-; + $uri =~ s-^/adm/coursedocs/showdoc/-/-; + } + return $uri; +} + sub freeze_escape { my ($value)=@_; if (ref($value)) { @@ -6145,21 +7338,6 @@ sub freeze_escape { return &escape($value); } -# -------------------------------------------------------- Escape Special Chars - -sub escape { - my $str=shift; - $str =~ s/(\W)/"%".unpack('H2',$1)/eg; - return $str; -} - -# ----------------------------------------------------- Un-Escape Special Chars - -sub unescape { - my $str=shift; - $str =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; - return $str; -} sub thaw_unescape { my ($value)=@_; @@ -6197,36 +7375,14 @@ sub goodbye { &logthis(sprintf("%-20s is %s",'hits',$hits)); &flushcourselogs(); &logthis("Shutting down"); - return DONE; } BEGIN { # ----------------------------------- Read loncapa.conf and loncapa_apache.conf unless ($readit) { { - # FIXME: Use LONCAPA::Configuration::read_conf here and omit next block - open(my $config,") { - if ($configline=~/\S/ && $configline =~ /^[^\#]*PerlSetVar/) { - my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); - chomp($varvalue); - $perlvar{$varname}=$varvalue; - } - } - close($config); -} -{ - open(my $config,") { - if ($configline =~ /^[^\#]*PerlSetVar/) { - my ($dummy,$varname,$varvalue)=split(/\s+/,$configline); - chomp($varvalue); - $perlvar{$varname}=$varvalue; - } - } - close($config); + my $configvars = LONCAPA::Configuration::read_conf('loncapa.conf'); + %perlvar = (%perlvar,%{$configvars}); } # ------------------------------------------------------------ Read domain file @@ -6236,12 +7392,12 @@ BEGIN { %domain_auth_arg_def = (); my $fh; if (open($fh,"<".$Apache::lonnet::perlvar{'lonTabDir'}.'/domain.tab')) { - while (<$fh>) { - next if (/^(\#|\s*$)/); + while (my $line = <$fh>) { + next if ($line =~ /^(\#|\s*$)/); # next if /^\#/; - chomp; + chomp $line; my ($domain, $domain_description, $def_auth, $def_auth_arg, - $def_lang, $city, $longi, $lati, $primary) = split(/:/,$_); + $def_lang, $city, $longi, $lati, $primary) = split(/:/,$line,9); $domain_auth_def{$domain}=$def_auth; $domain_auth_arg_def{$domain}=$def_auth_arg; $domaindescription{$domain}=$domain_description; @@ -6276,7 +7432,7 @@ BEGIN { } close($config); # FIXME: dev server don't want this, production servers _do_ want this - &get_iphost(); + #&get_iphost(); } sub get_iphost { @@ -6308,7 +7464,9 @@ sub get_iphost { while (my $configline=<$config>) { chomp($configline); if ($configline) { - $spareid{$configline}=1; + my ($host,$type) = split(':',$configline,2); + if (!defined($type) || $type eq '') { $type = 'default' }; + push(@{ $spareid{$type} }, $host); } } close($config); @@ -6334,8 +7492,14 @@ sub get_iphost { while (my $configline=<$config>) { chomp($configline); if ($configline) { - my ($short,$plain)=split(/:/,$configline); - if ($plain ne '') { $prp{$short}=$plain; } + my ($short,@plain)=split(/:/,$configline); + %{$prp{$short}} = (); + if (@plain > 0) { + $prp{$short}{'std'} = $plain[0]; + for (my $i=1; $i<@plain; $i++) { + $prp{$short}{'alt'.$i} = $plain[$i]; + } + } } } close($config); @@ -6364,7 +7528,9 @@ sub get_iphost { } -$memcache=new Cache::Memcached({'servers'=>['127.0.0.1:11211']}); +$memcache=new Cache::Memcached({'servers' => ['127.0.0.1:11211'], + 'compress_threshold'=> 20_000, + }); $processmarker='_'.time.'_'.$perlvar{'lonHostID'}; $dumpcount=0; @@ -6561,6 +7727,13 @@ B: removes all items fr environment file that matches the regular expression in $regexp. The values are also delted from the current processes %env. +=item * get_env_multiple($name) + +gets $name from the %env hash, it seemlessly handles the cases where multiple +values may be defined and end up as an array ref. + +returns an array of values + =back =head2 User Information @@ -6623,13 +7796,13 @@ passed in @what from the requested user' =item * -allowed($priv,$uri) : check for a user privilege; returns codes for allowed -actions +allowed($priv,$uri,$symb,$role) : check for a user privilege; returns codes for allowed actions F: full access U,I,K: authentication modes (cxx only) '': forbidden 1: user needs to choose course 2: browse allowed + A: passphrase authentication needed =item * @@ -6950,6 +8123,27 @@ all args are optional =item * +dumpstore($namespace,$udom,$uname,$regexp,$range) : +dumps the complete (or key matching regexp) namespace into a hash +($udom, $uname, $regexp, $range are optional) for a namespace that is +normally &store()ed into + +$range should be either an integer '100' (give me the first 100 + matching records) + or be two integers sperated by a - with no spaces + '30-50' (give me the 30th through the 50th matching + records) + + +=item * + +putstore($namespace,$symb,$version,$storehash,$udomain,$uname) : +replaces a &store() version of data with a replacement set of data +for a particular resource in a namespace passed in the $storehash hash +reference + +=item * + tmpstore($storehash,$symb,$namespace,$udom,$uname) : storage that works very similar to store/cstore, but all data is stored in a temporary location and can be reset using tmpreset, $storehash should @@ -6979,10 +8173,15 @@ namesp ($udom and $uname are optional) =item * -dump($namespace,$udom,$uname,$regexp) : +dump($namespace,$udom,$uname,$regexp,$range) : dumps the complete (or key matching regexp) namespace into a hash -($udom, $uname and $regexp are optional) +($udom, $uname, $regexp, $range are optional) +$range should be either an integer '100' (give me the first 100 + matching records) + or be two integers sperated by a - with no spaces + '30-50' (give me the 30th through the 50th matching + records) =item * inc($namespace,$store,$udom,$uname) : increments $store in $namespace. @@ -6998,19 +8197,33 @@ put($namespace,$storehash,$udom,$uname) =item * -putstore($namespace,$storehash,$udomain,$uname) : stores hash in namesp -keys used in storehash include version information (e.g., 1:$symb:message etc.) as -used in records written by &store and retrieved by &restore. This function -was created for use in editing discussion posts, without incrementing the -version number included in the key for a particular post. The colon -separated list of attribute names (e.g., the value associated with the key -1:keys:$symb) is also generated and passed in the ampersand separated -items sent to lonnet::reply(). +cput($namespace,$storehash,$udom,$uname) : critical put +($udom and $uname are optional) =item * -cput($namespace,$storehash,$udom,$uname) : critical put -($udom and $uname are optional) +newput($namespace,$storehash,$udom,$uname) : + +Attempts to store the items in the $storehash, but only if they don't +currently exist, if this succeeds you can be certain that you have +successfully created a new key value pair in the $namespace db. + + +Args: + $namespace: name of database to store values to + $storehash: hashref to store to the db + $udom: (optional) domain of user containing the db + $uname: (optional) name of user caontaining the db + +Returns: + 'ok' -> succeeded in storing all keys of $storehash + 'key_exists: ' -> failed to anything out of $storehash, as at + least already existed in the db (other + requested keys may also already exist) + 'error: ' -> unable to tie the DB or other erorr occured + 'con_lost' -> unable to contact request server + 'refused' -> action was not allowed by remote machine + =item * @@ -7023,6 +8236,15 @@ reference filled in from namesp (encrypt log($udom,$name,$home,$message) : write to permanent log for user; use critical subroutine +=item * + +get_dom($namespace,$storearr,$udomain) : returns hash with keys from array +reference filled in from namespace found in domain level on primary domain server ($udomain is optional) + +=item * + +put_dom($namespace,$storehash,$udomain) : stores hash in namespace at domain level on primary domain server ($udomain is optional) + =back =head2 Network Status Functions @@ -7138,6 +8360,16 @@ getfile($file,$caller) : two cases - req - returns the entire contents of a file or -1; it properly subscribes to and replicates the file if neccessary. + +=item * + +stat_file($url) : $url is expected to be a /res/ or /uploaded/ style file + reference + +returns either a stat() list of data about the file or an empty list +if the file doesn't exist or couldn't find out about it (connection +problems or user unknown) + =item * filelocation($dir,$file) : returns file system location of a file @@ -7238,6 +8470,94 @@ removeuploadedurl(): convience function Args: url: a full /uploaded/... url to delete +=item * + +get_portfile_permissions(): + Args: + domain: domain of user or course contain the portfolio files + user: name of user or num of course contain the portfolio files + Returns: + hashref of a dump of the proper file_permissions.db + + +=item * + +get_access_controls(): + +Args: + current_permissions: the hash ref returned from get_portfile_permissions() + group: (optional) the group you want the files associated with + file: (optional) the file you want access info on + +Returns: + a hash (keys are file names) of hashes containing + keys are: path to file/file_name\0uniqueID:scope_end_start (see below) + values are XML containing access control settings (see below) + +Internal notes: + + access controls are stored in file_permissions.db as key=value pairs. + key -> path to file/file_name\0uniqueID:scope_end_start + where scope -> public,guest,course,group,domains or users. + end -> UNIX time for end of access (0 -> no end date) + start -> UNIX time for start of access + + value -> XML description of access control + (type =1 of: public,guest,course,group,domains,users"> + + + + for scope type = guest + + for scope type = course or group + + + + +
+ +
+ + for scope type = domains + + for scope type = users + + + + + +
+ + Access data is also aggregated for each file in an additional key=value pair: + key -> path to file/file_name\0accesscontrol + value -> reference to hash + hash contains key = value pairs + where key = uniqueID:scope_end_start + value = UNIX time record was last updated + + Used to improve speed of look-ups of access controls for each file. + + Locks on files (resulting from submission of portfolio file to a homework problem stored in array of arrays. + +modify_access_controls(): + +Modifies access controls for a portfolio file +Args +1. file name +2. reference to hash of required changes, +3. domain +4. username + where domain,username are the domain of the portfolio owner + (either a user or a course) + +Returns: +1. result of additions or updates ('ok' or 'error', with error message). +2. result of deletions ('ok' or 'error', with error message). +3. reference to hash of any new or updated access controls. +4. reference to hash used to map incoming IDs to uniqueIDs assigned to control. + key = integer (inbound ID) + value = uniqueID + =back =head2 HTTP Helper Routines