Diff for /loncom/lonnet/perl/lonnet.pm between versions 1.1229 and 1.1242

version 1.1229, 2013/07/02 19:04:56 version 1.1242, 2013/10/12 01:15:38
Line 356  sub get_remote_globals { Line 356  sub get_remote_globals {
 }  }
   
 sub remote_devalidate_cache {  sub remote_devalidate_cache {
     my ($lonhost,$name,$id) = @_;      my ($lonhost,$cachekeys) = @_;
     my $response = &reply('devalidatecache:'.&escape($name).':'.&escape($id),$lonhost);      my $items;
       return unless (ref($cachekeys) eq 'ARRAY');
       my $cachestr = join('&',@{$cachekeys});
       my $response = &reply('devalidatecache:'.&escape($cachestr),$lonhost);
     return $response;      return $response;
 }  }
   
Line 1323  sub check_loadbalancing { Line 1326  sub check_loadbalancing {
             }              }
         }          }
     } elsif (($homeintdom) && ($udom ne $serverhomedom)) {      } elsif (($homeintdom) && ($udom ne $serverhomedom)) {
         my ($result,$cached)=&is_cached_new('loadbalancing',$serverhomedom);          ($result,$cached)=&is_cached_new('loadbalancing',$serverhomedom);
         unless (defined($cached)) {          unless (defined($cached)) {
             my %domconfig =              my %domconfig =
                 &Apache::lonnet::get_dom('configuration',['loadbalancing'],$serverhomedom);                  &Apache::lonnet::get_dom('configuration',['loadbalancing'],$serverhomedom);
Line 1578  sub idput { Line 1581  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 1954  sub inst_userrules { Line 1987  sub inst_userrules {
 # ------------- Get Authentication, Language and User Tools Defaults for Domain  # ------------- Get Authentication, Language and User Tools Defaults for Domain
   
 sub get_domain_defaults {  sub get_domain_defaults {
     my ($domain) = @_;      my ($domain,$ignore_cache) = @_;
       return if (($domain eq '') || ($domain eq 'public'));
     my $cachetime = 60*60*24;      my $cachetime = 60*60*24;
     my ($result,$cached)=&is_cached_new('domdefaults',$domain);      unless ($ignore_cache) {
     if (defined($cached)) {          my ($result,$cached)=&is_cached_new('domdefaults',$domain);
         if (ref($result) eq 'HASH') {          if (defined($cached)) {
             return %{$result};              if (ref($result) eq 'HASH') {
                   return %{$result};
               }
         }          }
     }      }
     my %domdefaults;      my %domdefaults;
Line 2010  sub get_domain_defaults { Line 2046  sub get_domain_defaults {
         }          }
     }      }
     if (ref($domconfig{'coursedefaults'}) eq 'HASH') {      if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
         foreach my $item ('canuse_pdfforms','uploadquota') {          $domdefaults{'canuse_pdfforms'} = $domconfig{'coursedefaults'}{'canuse_pdfforms'};
             $domdefaults{$item} = $domconfig{'coursedefaults'}{$item};  
         }  
         if (ref($domconfig{'coursedefaults'}{'coursecredits'}) eq 'HASH') {          if (ref($domconfig{'coursedefaults'}{'coursecredits'}) eq 'HASH') {
             $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 2819  sub can_edit_resource { Line 2858  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 || $incourse) {
Line 6159  sub usertools_access { Line 6205  sub usertools_access {
     }      }
     return if (!defined($tools{$tool}));      return if (!defined($tools{$tool}));
   
     if ((!defined($udom)) || (!defined($uname))) {      if (($udom eq '') || ($uname eq '')) {
         $udom = $env{'user.domain'};          $udom = $env{'user.domain'};
         $uname = $env{'user.name'};          $uname = $env{'user.name'};
     }      }
Line 7250  sub definerole { Line 7296  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 8461  sub modifystudent { Line 8511  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 9597  sub resdata { Line 9647  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 9740  sub EXT { Line 9810  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 ($space eq 'filename') {              if ($space eq 'maptitle') {
     if ($symbparm) {                  my ($map) = &decode_symb($symbparm);
  return &clutter((&decode_symb($symbparm))[2]);                  return &gettitle($map);
               }
       if ($space eq 'filename') {
           if ($symbparm) {
       return &clutter((&decode_symb($symbparm))[2]);
           }
           return &hreflocation('',$env{'request.filename'});
     }      }
     return &hreflocation('',$env{'request.filename'});  
  }              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,$courselevel);
Line 11622  sub parse_dns_checksums_tab { Line 11714  sub parse_dns_checksums_tab {
     my (%chksum,%revnum);      my (%chksum,%revnum);
     if (ref($lines) eq 'ARRAY') {      if (ref($lines) eq 'ARRAY') {
         chomp(@{$lines});          chomp(@{$lines});
         my $versions = shift(@{$lines});          my $version = shift(@{$lines});
         my %supported;          if ($version eq $release) {  
         if ($versions =~ /^VERSIONS\:([\w\.\,]+)$/) {  
             my $releaseslist = $1;  
             if ($releaseslist =~ /,/) {  
                 map { $supported{$_} = 1; } split(/,/,$releaseslist);  
             } elsif ($releaseslist) {  
                 $supported{$releaseslist} = 1;  
             }  
         }  
         if ($supported{$release}) {    
             my $matchthis = 0;  
             foreach my $line (@{$lines}) {              foreach my $line (@{$lines}) {
                 if ($line =~ /^(\d[\w\.]+)$/) {                  my ($file,$version,$shasum) = split(/,/,$line);
                     if ($matchthis) {                  $chksum{$file} = $shasum;
                         last;                  $revnum{$file} = $version;
                     } elsif ($1 eq $release) {  
                         $matchthis = 1;  
                     }  
                 } elsif ($matchthis) {  
                     my ($file,$version,$shasum) = split(/,/,$line);  
                     $chksum{$file} = $shasum;  
                     $revnum{$file} = $version;  
                 }  
             }              }
             if (ref($hashref) eq 'HASH') {              if (ref($hashref) eq 'HASH') {
                 %{$hashref} = (                  %{$hashref} = (
Line 11659  sub parse_dns_checksums_tab { Line 11733  sub parse_dns_checksums_tab {
 }  }
   
 sub fetch_dns_checksums {  sub fetch_dns_checksums {
     my %checksums;       my %checksums;
     &get_dns('/adm/dns/checksums',\&parse_dns_checksums_tab,1,1,      my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'});
       my $loncaparev = &get_server_loncaparev($machine_dom);
       my ($release,$timestamp) = split(/\-/,$loncaparev);
       &get_dns("/adm/dns/checksums/$release",\&parse_dns_checksums_tab,1,1,
              \%checksums);               \%checksums);
     return \%checksums;      return \%checksums;
 }  }
Line 12635  or when Autoupdate.pl is run by cron in Line 12712  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 12696  Inputs: Line 12773  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 12791  If defined, the supplied username is use Line 12868  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 12800  data base, returning a hash that is keye Line 12877  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 13145  server ($udom and $uhome are optional) Line 13226  server ($udom and $uhome are optional)
   
 =item *   =item * 
   
 get_domain_defaults($target_domain) : returns hash with defaults for  get_domain_defaults($target_domain,$ignore_cache) : returns hash with defaults 
 authentication and language in the domain. Keys are: auth_def, auth_arg_def,  for: authentication, language, quotas, timezone, date locale, and portal URL in
 lang_def; corresponsing values are authentication type (internal, krb4, krb5,  the target domain.
 or localauth), initial password or a kerberos realm, language (e.g., en-us).  
 Values are retrieved from cache (if current), or from domain's configuration.db  May also include additional key => value pairs for the following groups:
 (if available), or lastly from values in lonTabs/dns_domain,tab,   
 or lonTabs/domain.tab.   =over
   
   =item
   disk quotas (MB allocated by default to portfolios and authoring spaces).
   
   =over
   
   =item defaultquota, authorquota
   
   =back
   
   =item
   tools (availability of aboutme page, blog, webDAV access for authoring spaces,
   portfolio for users).
   
   =over
   
   =item
   aboutme, blog, webdav, portfolio
   
   =back
   
   =item
   requestcourses: ability to request courses, and how requests are processed.
   
   =over
   
   =item
   official, unofficial, community
   
   =back
   
   =item
   inststatus: types of institutional affiliation, and order in which they are displayed.
   
   =over
   
   =item
   inststatustypes, inststatusorder
   
   =back
   
   =item
   coursedefaults: can PDF forms can be created, default credits for courses, default quotas (MB)
   for course's uploaded content.
   
   =over
   
   =item
   canuse_pdfforms, officialcredits, unofficialcredits, officialquota, unofficialquota, communityquota
   
   =back
   
   =item
   usersessions: set options for hosting of your users in other domains, and hosting of users from other domains
   on your servers.
   
   =over
   
   =item 
   remotesessions, hostedsessions
   
   =back
   
   =back
   
   In cases where a domain coordinator has never used the "Set Domain Configuration"
   utility to create a configuration.db file on a domain's primary library server 
   only the following domain defaults: auth_def, auth_arg_def, lang_def
   -- corresponding values are authentication type (internal, krb4, krb5,
   or localauth), initial password or a kerberos realm, language (e.g., en-us) -- 
   will be available. Values are retrieved from cache (if current), unless the
   optional $ignore_cache arg is true, or from domain's configuration.db (if available),
   or lastly from values in lonTabs/dns_domain,tab, or lonTabs/domain.tab.
   
   Typical usage:
   
 %domdefaults = &get_auth_defaults($target_domain);  %domdefaults = &get_domain_defaults($target_domain);
   
 =back  =back
   

Removed from v.1.1229  
changed lines
  Added in v.1.1242


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