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Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.1172.2.26 and 1.1172.2.33

version 1.1172.2.26, 2013/05/27 16:00:15 version 1.1172.2.33, 2013/09/01 23:24:05
Line 1576  sub idput { Line 1576  sub idput {
     }      }
 }  }
   
   # ---------------------------------------- Delete unwanted IDs from ids.db file
   
   sub iddel {
       my ($udom,$idshashref,$uhome)=@_;
       my %result=();
       unless (ref($idshashref) eq 'HASH') {
           return %result;
       }
       my %servers=();
       while (my ($id,$uname) = each(%{$idshashref})) {
           my $uhom;
           if ($uhome) {
               $uhom = $uhome;
           } else {
               $uhom=&homeserver($uname,$udom);
           }
           if ($uhom ne 'no_host') {
               if ($servers{$uhom}) {
                   $servers{$uhom}.='&'.&escape($id);
               } else {
                   $servers{$uhom}=&escape($id);
               }
           }
       }
       foreach my $server (keys(%servers)) {
           $result{$server} = &critical('iddel:'.$udom.':'.$servers{$server},$uhome);
       }
       return %result;
   }
   
 # ------------------------------dump from db file owned by domainconfig user  # ------------------------------dump from db file owned by domainconfig user
 sub dump_dom {  sub dump_dom {
     my ($namespace, $udom, $regexp) = @_;      my ($namespace, $udom, $regexp) = @_;
Line 1983  sub get_domain_defaults { Line 2013  sub get_domain_defaults {
             $domdefaults{'defaultquota'} = $domconfig{'quotas'}{'defaultquota'};              $domdefaults{'defaultquota'} = $domconfig{'quotas'}{'defaultquota'};
         } else {          } else {
             $domdefaults{'defaultquota'} = $domconfig{'quotas'};              $domdefaults{'defaultquota'} = $domconfig{'quotas'};
         }           }
         my @usertools = ('aboutme','blog','webdav','portfolio');          my @usertools = ('aboutme','blog','webdav','portfolio');
         foreach my $item (@usertools) {          foreach my $item (@usertools) {
             if (ref($domconfig{'quotas'}{$item}) eq 'HASH') {              if (ref($domconfig{'quotas'}{$item}) eq 'HASH') {
                 $domdefaults{$item} = $domconfig{'quotas'}{$item};                  $domdefaults{$item} = $domconfig{'quotas'}{$item};
             }              }
         }          }
           if (ref($domconfig{'quotas'}{'authorquota'}) eq 'HASH') {
               $domdefaults{'authorquota'} = $domconfig{'quotas'}{'authorquota'};
           }
     }      }
     if (ref($domconfig{'requestcourses'}) eq 'HASH') {      if (ref($domconfig{'requestcourses'}) eq 'HASH') {
         foreach my $item ('official','unofficial','community') {          foreach my $item ('official','unofficial','community') {
Line 2009  sub get_domain_defaults { Line 2042  sub get_domain_defaults {
             $domdefaults{'officialcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'official'};              $domdefaults{'officialcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'official'};
             $domdefaults{'unofficialcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'unofficial'};              $domdefaults{'unofficialcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'unofficial'};
         }          }
           if (ref($domconfig{'coursedefaults'}{'uploadquota'}) eq 'HASH') {
               $domdefaults{'officialquota'} = $domconfig{'coursedefaults'}{'uploadquota'}{'official'};
               $domdefaults{'unofficialquota'} = $domconfig{'coursedefaults'}{'uploadquota'}{'unofficial'};
               $domdefaults{'communityquota'} = $domconfig{'coursedefaults'}{'uploadquota'}{'community'};
           }
     }      }
     if (ref($domconfig{'usersessions'}) eq 'HASH') {      if (ref($domconfig{'usersessions'}) eq 'HASH') {
         if (ref($domconfig{'usersessions'}{'remote'}) eq 'HASH') {          if (ref($domconfig{'usersessions'}{'remote'}) eq 'HASH') {
Line 2808  sub can_edit_resource { Line 2846  sub can_edit_resource {
                     $cfile =~ s{^http://}{};                      $cfile =~ s{^http://}{};
                     $cfile = '/adm/wrapper/ext/'.$cfile;                      $cfile = '/adm/wrapper/ext/'.$cfile;
                 }                  }
               } elsif ($resurl =~ m{^/?adm/viewclasslist$}) {
                   if ($env{'form.forceedit'}) {
                       $forceview = 1;
                   } else {
                       $forceedit = 1;
                   }
                   $cfile = ($resurl =~ m{^/} ? $resurl : "/$resurl");
             }              }
         }          }
         if ($uploaded || $incourse) {          if ($uploaded || $incourse) {
Line 4339  sub set_first_access { Line 4384  sub set_first_access {
     return 'already_set';      return 'already_set';
 }  }
 }  }
   
   sub checkout {
       my ($symb,$tuname,$tudom,$tcrsid)=@_;
       my $now=time;
       my $lonhost=$perlvar{'lonHostID'};
       my $infostr=&escape(
                    'CHECKOUTTOKEN&'.
                    $tuname.'&'.
                    $tudom.'&'.
                    $tcrsid.'&'.
                    $symb.'&'.
                    $now.'&'.$ENV{'REMOTE_ADDR'});
       my $token=&reply('tmpput:'.$infostr,$lonhost);
       if ($token=~/^error\:/) {
           &logthis("<font color=\"blue\">WARNING: ".
                   "Checkout tmpput failed ".$tudom.' - '.$tuname.' - '.$symb.
                    "</font>");
           return '';
       }
   
       $token=~s/^(\d+)\_.*\_(\d+)$/$1\*$2\*$lonhost/;
       $token=~tr/a-z/A-Z/;
   
       my %infohash=('resource.0.outtoken' => $token,
                     'resource.0.checkouttime' => $now,
                     'resource.0.outremote' => $ENV{'REMOTE_ADDR'});
   
       unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') {
          return '';
       } else {
           &logthis("<font color=\"blue\">WARNING: ".
                   "Checkout cstore failed ".$tudom.' - '.$tuname.' - '.$symb.
                    "</font>");
       }
   
       if (&log($tudom,$tuname,&homeserver($tuname,$tudom),
                            &escape('Checkout '.$infostr.' - '.
                                                    $token)) ne 'ok') {
           return '';
       } else {
           &logthis("<font color=\"blue\">WARNING: ".
                   "Checkout log failed ".$tudom.' - '.$tuname.' - '.$symb.
                    "</font>");
       }
       return $token;
   }
   
   # ------------------------------------------------------------ Check in an item
   
   sub checkin {
       my $token=shift;
       my $now=time;
       my ($ta,$tb,$lonhost)=split(/\*/,$token);
       $lonhost=~tr/A-Z/a-z/;
       my $dtoken=$ta.'_'.&hostname($lonhost).'_'.$tb;
       $dtoken=~s/\W/\_/g;
       my ($dummy,$tuname,$tudom,$tcrsid,$symb,$chtim,$rmaddr)=
                    split(/\&/,&unescape(&reply('tmpget:'.$dtoken,$lonhost)));
   
       unless (($tuname) && ($tudom)) {
           &logthis('Check in '.$token.' ('.$dtoken.') failed');
           return '';
       }
   
       unless (&allowed('mgr',$tcrsid)) {
           &logthis('Check in '.$token.' ('.$dtoken.') unauthorized: '.
                    $env{'user.name'}.' - '.$env{'user.domain'});
           return '';
       }
   
       my %infohash=('resource.0.intoken' => $token,
                     'resource.0.checkintime' => $now,
                     'resource.0.inremote' => $ENV{'REMOTE_ADDR'});
   
       unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') {
          return '';
       }
   
       if (&log($tudom,$tuname,&homeserver($tuname,$tudom),
                            &escape('Checkin - '.$token)) ne 'ok') {
           return '';
       }
   
       return ($symb,$tuname,$tudom,$tcrsid);
   }
   
 # --------------------------------------------- Set Expire Date for Spreadsheet  # --------------------------------------------- Set Expire Date for Spreadsheet
   
 sub expirespread {  sub expirespread {
Line 5489  sub dump { Line 5620  sub dump {
     if (grep { $_ eq $uhome } &current_machine_ids()) {      if (grep { $_ eq $uhome } &current_machine_ids()) {
         # user is hosted on this machine          # user is hosted on this machine
         $reply = LONCAPA::Lond::dump_with_regexp(join(':', ($udomain,          $reply = LONCAPA::Lond::dump_with_regexp(join(':', ($udomain,
                     $uname, $namespace, $regexp, $range)), $loncaparevs{$uhome});                      $uname, $namespace, $regexp, $range)), $perlvar{'lonVersion'});
         return %{&unserialize($reply, $escapedkeys)};          return %{&unserialize($reply, $escapedkeys)};
     }      }
     if ($regexp) {      if ($regexp) {
Line 7229  sub definerole { Line 7360  sub definerole {
 # ---------------- Make a metadata query against the network of library servers  # ---------------- Make a metadata query against the network of library servers
   
 sub metadata_query {  sub metadata_query {
     my ($query,$custom,$customshow,$server_array)=@_;      my ($query,$custom,$customshow,$server_array,$domains_hash)=@_;
     my %rhash;      my %rhash;
     my %libserv = &all_library();      my %libserv = &all_library();
     my @server_list = (defined($server_array) ? @$server_array      my @server_list = (defined($server_array) ? @$server_array
                                               : keys(%libserv) );                                                : keys(%libserv) );
     for my $server (@server_list) {      for my $server (@server_list) {
           my $domains = '';
           if (ref($domains_hash) eq 'HASH') {
               $domains = $domains_hash->{$server};    
           }
  unless ($custom or $customshow) {   unless ($custom or $customshow) {
     my $reply=&reply("querysend:".&escape($query),$server);      my $reply=&reply("querysend:".&escape($query).':::'.&escape($domains),$server);
     $rhash{$server}=$reply;      $rhash{$server}=$reply;
  }   }
  else {   else {
     my $reply=&reply("querysend:".&escape($query).':'.      my $reply=&reply("querysend:".&escape($query).':'.
      &escape($custom).':'.&escape($customshow),       &escape($custom).':'.&escape($customshow).':'.&escape($domains),
      $server);       $server);
     $rhash{$server}=$reply;      $rhash{$server}=$reply;
  }   }
Line 8440  sub modifystudent { Line 8575  sub modifystudent {
          $desiredhome,$email,$inststatus);           $desiredhome,$email,$inststatus);
     unless ($reply eq 'ok') { return $reply; }      unless ($reply eq 'ok') { return $reply; }
     # This will cause &modify_student_enrollment to get the uid from the      # This will cause &modify_student_enrollment to get the uid from the
     # students environment      # student's environment
     $uid = undef if (!$forceid);      $uid = undef if (!$forceid);
     $reply = &modify_student_enrollment($udom,$uname,$uid,$first,$middle,$last,      $reply = &modify_student_enrollment($udom,$uname,$uid,$first,$middle,$last,
  $gene,$usec,$end,$start,$type,$locktype,   $gene,$usec,$end,$start,$type,$locktype,
Line 9576  sub resdata { Line 9711  sub resdata {
     return undef;      return undef;
 }  }
   
   sub get_numsuppfiles {
       my ($cnum,$cdom,$ignorecache)=@_;
       my $hashid=$cnum.':'.$cdom;
       my ($suppcount,$cached);
       unless ($ignorecache) {
           ($suppcount,$cached) = &is_cached_new('suppcount',$hashid);
       }
       unless (defined($cached)) {
           my $chome=&homeserver($cnum,$cdom);
           unless ($chome eq 'no_host') {
               ($suppcount,my $errors) = (0,0);
               my $suppmap = 'supplemental.sequence';
               ($suppcount,$errors) =
                   &Apache::loncommon::recurse_supplemental($cnum,$cdom,$suppmap,$suppcount,$errors);
           }
           &do_cache_new('suppcount',$hashid,$suppcount,600);
       }
       return $suppcount;
   }
   
 #  #
 # EXT resource caching routines  # EXT resource caching routines
 #  #
Line 9604  sub EXT_cache_set { Line 9759  sub EXT_cache_set {
 # --------------------------------------------------------- Value of a Variable  # --------------------------------------------------------- Value of a Variable
 sub EXT {  sub EXT {
   
     my ($varname,$symbparm,$udom,$uname,$usection,$recurse)=@_;      my ($varname,$symbparm,$udom,$uname,$usection,$recurse,$cid)=@_;
     unless ($varname) { return ''; }      unless ($varname) { return ''; }
     #get real user name/domain, courseid and symb      #get real user name/domain, courseid and symb
     my $courseid;      my $courseid;
Line 9719  sub EXT { Line 9874  sub EXT {
     if (!$symbparm) { $symbparm=&symbread(); }      if (!$symbparm) { $symbparm=&symbread(); }
  }   }
   
  if ($space eq 'title') {          if ($qualifier eq '') {
     if (!$symbparm) { $symbparm = $env{'request.filename'}; }      if ($space eq 'title') {
     return &gettitle($symbparm);          if (!$symbparm) { $symbparm = $env{'request.filename'}; }
  }          return &gettitle($symbparm);
       }
   
  if ($space eq 'map') {      if ($space eq 'map') {
     my ($map) = &decode_symb($symbparm);          my ($map) = &decode_symb($symbparm);
     return &symbread($map);          return &symbread($map);
  }  
  if ($space eq 'filename') {  
     if ($symbparm) {  
  return &clutter((&decode_symb($symbparm))[2]);  
     }      }
     return &hreflocation('',$env{'request.filename'});              if ($space eq 'maptitle') {
  }                  my ($map) = &decode_symb($symbparm);
                   return &gettitle($map);
               }
       if ($space eq 'filename') {
           if ($symbparm) {
       return &clutter((&decode_symb($symbparm))[2]);
           }
           return &hreflocation('',$env{'request.filename'});
       }
   
               if ((defined($courseid)) && ($courseid eq $env{'request.course.id'}) && $symbparm) {
                   if ($space eq 'visibleparts') {
                       my $navmap = Apache::lonnavmaps::navmap->new();
                       my $item;
                       if (ref($navmap)) {
                           my $res = $navmap->getBySymb($symbparm);
                           my $parts = $res->parts();
                           if (ref($parts) eq 'ARRAY') {
                               $item = join(',',@{$parts});
                           }
                           undef($navmap);
                       }
                       return $item;
                   }
               }
           }
   
  my ($section, $group, @groups);   my ($section, $group, @groups);
  my ($courselevelm,$courselevel);   my ($courselevelm,$courselevel);
  if ($symbparm && defined($courseid) &&           if (($courseid eq '') && ($cid)) {
     $courseid eq $env{'request.course.id'}) {              $courseid = $cid;
           }
    if (($symbparm && $courseid) && 
       (($courseid eq $env{'request.course.id'}) || ($courseid eq $cid))) {
   
     #print '<br>'.$space.' - '.$qualifier.' - '.$spacequalifierrest;      #print '<br>'.$space.' - '.$qualifier.' - '.$spacequalifierrest;
   
Line 12016  sub all_loncaparevs { Line 12196  sub all_loncaparevs {
     return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10);      return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10);
 }  }
   
   # ------------------------------------------------------- Read loncaparev table
   {
       sub load_loncaparevs {
           if (-e "$perlvar{'lonTabDir'}/loncaparevs.tab") {
               if (open(my $config,"<$perlvar{'lonTabDir'}/loncaparevs.tab")) {
                   while (my $configline=<$config>) {
                       chomp($configline);
                       my ($hostid,$loncaparev)=split(/:/,$configline);
                       $loncaparevs{$hostid}=$loncaparev;
                   }
                   close($config);
               }
           }
       }
   }
   
   # ----------------------------------------------------- Read serverhostID table
   {
       sub load_serverhomeIDs {
           if (-e "$perlvar{'lonTabDir'}/serverhomeIDs.tab") {
               if (open(my $config,"<$perlvar{'lonTabDir'}/serverhomeIDs.tab")) {
                   while (my $configline=<$config>) {
                       chomp($configline);
                       my ($name,$id)=split(/:/,$configline);
                       $serverhomeIDs{$name}=$id;
                   }
                   close($config);
               }
           }
       }
   }
   
   
 BEGIN {  BEGIN {
   
 # ----------------------------------- Read loncapa.conf and loncapa_apache.conf  # ----------------------------------- Read loncapa.conf and loncapa_apache.conf
Line 12091  BEGIN { Line 12304  BEGIN {
     close($config);      close($config);
 }  }
   
 # ---------------------------------------------------------- Read loncaparev table  # --------------------------------------------------------- Read loncaparev table
 {  
     if (-e "$perlvar{'lonTabDir'}/loncaparevs.tab") {  
         if (open(my $config,"<$perlvar{'lonTabDir'}/loncaparevs.tab")) {  
             while (my $configline=<$config>) {  
                 chomp($configline);  
                 my ($hostid,$loncaparev)=split(/:/,$configline);  
                 $loncaparevs{$hostid}=$loncaparev;  
             }  
             close($config);  
         }  
     }  
 }  
   
 # ---------------------------------------------------------- Read serverhostID table  &load_loncaparevs();
 {  
     if (-e "$perlvar{'lonTabDir'}/serverhomeIDs.tab") {  
         if (open(my $config,"<$perlvar{'lonTabDir'}/serverhomeIDs.tab")) {  
             while (my $configline=<$config>) {  
                 chomp($configline);  
                 my ($name,$id)=split(/:/,$configline);  
                 $serverhomeIDs{$name}=$id;  
             }  
             close($config);  
         }  
     }  
 }  
   
   # ------------------------------------------------------- Read serverhostID table
   
   &load_serverhomeIDs();
   
   # ---------------------------------------------------------- Read releaseslist XML
 {  {
     my $file = $Apache::lonnet::perlvar{'lonTabDir'}.'/releaseslist.xml';      my $file = $Apache::lonnet::perlvar{'lonTabDir'}.'/releaseslist.xml';
     if (-e $file) {      if (-e $file) {
Line 12328  were new keys. I.E. 1:foo will become 1: Line 12522  were new keys. I.E. 1:foo will become 1:
   
 Calling convention:  Calling convention:
   
  my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname,$home);   my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname);
  &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$home);   &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname);
   
 For more detailed information, see lonnet specific documentation.  For more detailed information, see lonnet specific documentation.
   
Line 12596  or when Autoupdate.pl is run by cron in Line 12790  or when Autoupdate.pl is run by cron in
 modifystudent  modifystudent
   
 modify a student's enrollment and identification information.  modify a student's enrollment and identification information.
 The course id is resolved based on the current users environment.    The course id is resolved based on the current user's environment.  
 This means the envoking user must be a course coordinator or otherwise  This means the invoking user must be a course coordinator or otherwise
 associated with a course.  associated with a course.
   
 This call is essentially a wrapper for lonnet::modifyuser and  This call is essentially a wrapper for lonnet::modifyuser and
Line 12657  Inputs: Line 12851  Inputs:
   
 modify_student_enrollment  modify_student_enrollment
   
 Change a students enrollment status in a class.  The environment variable  Change a student's enrollment status in a class.  The environment variable
 'role.request.course' must be defined for this function to proceed.  'role.request.course' must be defined for this function to proceed.
   
 Inputs:  Inputs:
   
 =over 4  =over 4
   
 =item $udom, students domain  =item $udom, student's domain
   
 =item $uname, students name  =item $uname, student's name
   
 =item $uid, students user id  =item $uid, student's user id
   
 =item $first, students first name  =item $first, student's first name
   
 =item $middle  =item $middle
   
Line 12752  If defined, the supplied username is use Line 12946  If defined, the supplied username is use
 resdata($name,$domain,$type,@which) : request for current parameter  resdata($name,$domain,$type,@which) : request for current parameter
 setting for a specific $type, where $type is either 'course' or 'user',  setting for a specific $type, where $type is either 'course' or 'user',
 @what should be a list of parameters to ask about. This routine caches  @what should be a list of parameters to ask about. This routine caches
 answers for 5 minutes.  answers for 10 minutes.
   
 =item *  =item *
   
Line 12761  data base, returning a hash that is keye Line 12955  data base, returning a hash that is keye
 values that are the resource value.  I believe that the timestamps and  values that are the resource value.  I believe that the timestamps and
 versions are also returned.  versions are also returned.
   
   get_numsuppfiles($cnum,$cdom) : retrieve number of files in a course's
   supplemental content area. This routine caches the number of files for
   10 minutes.
   
 =back  =back
   
 =head2 Course Modification  =head2 Course Modification
Line 12820  resource. Expects the local filesystem p Line 13018  resource. Expects the local filesystem p
   
 =item *  =item *
   
 EXT($varname,$symb,$udom,$uname) : evaluates and returns the value of  EXT($varname,$symb,$udom,$uname,$usection,$recurse,$cid) : evaluates 
 a vairety of different possible values, $varname should be a request  and returns the value of a variety of different possible values,
 string, and the other parameters can be used to specify who and what  $varname should be a request string, and the other parameters can be
 one is asking about.  used to specify who and what one is asking about. Ordinarily, $cid 
   does not need to be specified, as it is retrived from 
   $env{'request.course.id'}, but &Apache::lonnet::EXT() is called
   within lonuserstate::loadmap() when initializing a course, before
   $env{'request.course.id'} has been set, so it needs to be provided
   in that one case.
   
 Possible values for $varname are environment.lastname (or other item  Possible values for $varname are environment.lastname (or other item
 from the envirnment hash), user.name (or someother aspect about the  from the envirnment hash), user.name (or someother aspect about the
Removed from v.1.1172.2.26  
changed lines
  Added in v.1.1172.2.33

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