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Diff for /loncom/interface/lonmeta.pm between versions 1.2 and 1.40

version 1.2, 2000/10/23 13:21:12 version 1.40, 2003/11/12 21:38:35
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 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 #  
 # Metadata display handler  # Metadata display handler
 #  #
   # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
 # (TeX Content Handler  # (TeX Content Handler
 #  #
 # 05/29/00,05/30,10/11 Gerd Kortemeyer)  # 05/29/00,05/30,10/11 Gerd Kortemeyer)
 #  #
 # 10/19,10/21,10/23 Gerd Kortemeyer  # 10/19,10/21,10/23,11/27,08/09/01,12/22,12/24,12/25 Gerd Kortemeyer
   
 package Apache::lonmeta;  package Apache::lonmeta;
   
 use strict;  use strict;
 use Apache::File;  
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use HTML::TokeParser;  use Apache::lonnet();
   use Apache::loncommon();
   use Apache::lonmsg;
   use Apache::lonpublisher;
   use Apache::lonlocal;
   
   # ----------------------------------------- Fetch and evaluate dynamic metadata
   
   sub dynamicmeta {
       my $url=&Apache::lonnet::declutter(shift);
       $url=~s/\.meta$//;
       my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
       my $regexp=$url;
       $regexp=~s/(\W)/\\$1/g;
       $regexp='___'.$regexp.'___';
       my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
          $aauthor,$regexp);
       my %sum=();
       my %cnt=();
       my %concat=();
       my %listitems=(
                      'course'       => 'add',
                      'goto'         => 'add',
                      'comefrom'     => 'add',
                      'avetries'     => 'avg',
                      'stdno'        => 'add',
                      'difficulty'   => 'avg',
                      'clear'        => 'avg',
                      'technical'    => 'avg',
                      'helpful'      => 'avg',
                      'correct'      => 'avg',
                      'depth'        => 'avg',
                      'comments'     => 'app',
                      'usage'        => 'cnt'
                      );
       while ($_=each(%evaldata)) {
    my ($item,$purl,$cat)=split(/___/,$_);
    ### Apache->request->print("\n".$_.' - '.$item.'<br />');
    if (defined($cnt{$cat})) { $cnt{$cat}++; } else { $cnt{$cat}=1; }
           unless ($listitems{$cat} eq 'app') {
               if (defined($sum{$cat})) {
                  $sum{$cat}+=$evaldata{$_};
                  $concat{$cat}.=','.$item;
       } else {
                  $sum{$cat}=$evaldata{$_};
                  $concat{$cat}=$item;
       }
           } else {
               if (defined($sum{$cat})) {
                  if ($evaldata{$_}) {
                     $sum{$cat}.='<hr>'.$evaldata{$_};
          }
        } else {
          $sum{$cat}=''.$evaldata{$_};
       }
    }
       }
       my %returnhash=();
       while ($_=each(%cnt)) {
          if ($listitems{$_} eq 'avg') {
      $returnhash{$_}=int(($sum{$_}/$cnt{$_})*100.0+0.5)/100.0;
          } elsif ($listitems{$_} eq 'cnt') {
              $returnhash{$_}=$cnt{$_};
          } else {
              $returnhash{$_}=$sum{$_};
          }
          $returnhash{$_.'_list'}=$concat{$_};
          ### Apache->request->print("\n<hr />".$_.': '.$returnhash{$_}.'<br />'.$returnhash{$_.'_list'});
       }
       #
       # Deal with 'count' seperately
       $returnhash{'count'} = &access_count($url,$aauthor,$adomain);
   
       return %returnhash;
   }
   
 # ================================================= Unpack metadata into a hash  sub access_count {
       my ($src,$author,$adomain) = @_;
       my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
                                           $author,$src);
       if (! exists($countdata{$src})) {
           return 'Not Available';
       } else {
           return $countdata{$src};
       }
   }
   
 sub unpackagemeta {  # ------------------------------------- Try to make an alt tag if there is none
     my ($datastring,$fordisplay)=@_;  
     my %content=();  sub alttag {
     my $parser=HTML::TokeParser->new(\$datastring);      my ($base,$src)=@_;
     my $token;      my $fullpath=&Apache::lonnet::hreflocation($base,$src);
     while ($token=$parser->get_token) {      my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
        if ($token->[0] eq 'S') {                 &Apache::lonnet::metadata($fullpath,'subject').' '.
    my $entry=$token->[1];                 &Apache::lonnet::metadata($fullpath,'abstract');
            my $value=$parser->get_text('/'.$entry);      $alttag=~s/\s+/ /gs;
            if (($token->[2]->{'display'}) && ($fordisplay)) {      $alttag=~s/\"//gs;
        $value.='__dis__'.$token->[2]->{'display'};      $alttag=~s/\'//gs;
            }      $alttag=~s/\s+$//gs;
            $content{$entry}=$value;      $alttag=~s/^\s+//gs;
        }      if ($alttag) { return $alttag; } else 
                    { return 'No information available'; }
   }
   
   # -------------------------------------------------------------- Author display
   
   sub authordisplay {
       my ($aname,$adom)=@_;
       return &Apache::loncommon::aboutmewrapper(
                   &Apache::loncommon::plainname($aname,$adom),
                       $aname,$adom).' <tt>['.$aname.'@'.$adom.']</tt>';
   }
   
   # -------------------------------------------------------------- Pretty display
   
   sub evalgraph {
       my $value=shift;
       unless ($value) { return ''; }
       my $val=int($value*10.+0.5)-10;
       my $output='<table border=0 cellpadding=0 cellspacing=0><tr>';
       if ($val>=20) {
    $output.='<td width=20 bgcolor="#555555">&nbsp&nbsp;</td>';
       } else {
           $output.='<td width='.($val).' bgcolor="#555555">&nbsp;</td>'.
                    '<td width='.(20-$val).' bgcolor="#FF3333">&nbsp;</td>';
       }
       $output.='<td bgcolor="#FFFF33">&nbsp;</td>';
       if ($val>20) {
    $output.='<td width='.($val-20).' bgcolor="#33FF33">&nbsp;</td>'.
                    '<td width='.(40-$val).' bgcolor="#555555">&nbsp;</td>';
       } else {
          $output.='<td width=20 bgcolor="#555555">&nbsp&nbsp;</td>';
       }
       $output.='<td> ('.$value.') </td></tr></table>';
       return $output;
   }
   
   sub diffgraph {
       my $value=shift;
       unless ($value) { return ''; }
       my $val=int(40.0*$value+0.5);
       my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
                   '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
       my $output='<table border=0 cellpadding=0 cellspacing=0><tr>';
       for (my $i=0;$i<8;$i++) {
    if ($val>$i*5) {
               $output.='<td width=5 bgcolor="'.$colors[$i].'">&nbsp;</td>';
           } else {
       $output.='<td width=5 bgcolor="#555555">&nbsp;</td>';
    }
     }      }
     return %content;      $output.='<td> ('.$value.') </td></tr></table>';
       return $output;
 }  }
   
 # ================================================================ Main Handler  # ================================================================ Main Handler
   
 sub handler {  sub handler {
   my $r=shift;    my $r=shift;
   my @metacontents;  
   my %content;      my $loaderror=&Apache::lonnet::overloaderror($r);
       if ($loaderror) { return $loaderror; }
   
   
       my $uri=$r->uri;
   
     unless ($uri=~/^\/\~/) { 
   # =========================================== This is not in construction space
       my ($resdomain,$resuser)=
              (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
   
       $loaderror=
          &Apache::lonnet::overloaderror($r,
            &Apache::lonnet::homeserver($resuser,$resdomain));
       if ($loaderror) { return $loaderror; }
   
     my %content=();
   
 # ----------------------------------------------------------- Set document type  # ----------------------------------------------------------- Set document type
   
   $r->content_type('text/html');    &Apache::loncommon::content_type($r,'text/html');
   $r->send_http_header;    $r->send_http_header;
   
   return OK if $r->header_only;    return OK if $r->header_only;
   
 # ------------------------------------------------------------------- Read file  # ------------------------------------------------------------------- Read file
     foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
   {        $content{$_}=&Apache::lonnet::metadata($uri,$_);
     my $fh=Apache::File->new($r->filename);  
     @metacontents=<$fh>;  
   }    }
   # ------------------------------------------------------------------ Hide stuff
   
   %content=&unpackagemeta(join("\n",@metacontents),1);    unless ($ENV{'user.adv'}) {
         foreach ('keywords','notes','abstract','subject') {
             $content{$_}='<i>- '.&mt('not displayed').' -</i>';
         }
     }
   
 # --------------------------------------------------------------- Render Output  # --------------------------------------------------------------- Render Output
     my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
   my $creationdate=&Apache::lonlocal::locallocaltime(
    &Apache::loncommon::unsqltime($content{'creationdate'}));
   my $lastrevisiondate=&Apache::lonlocal::locallocaltime(
    &Apache::loncommon::unsqltime($content{'lastrevisiondate'}));
   my $language=&Apache::loncommon::languagedescription($content{'language'});
   my $mime=&Apache::loncommon::filedescription($content{'mime'}); 
   my $disuri=&Apache::lonnet::declutter($uri);
     $disuri=~s/\.meta$//;
   my $currentversion=&Apache::lonnet::getversion($disuri);
   my $author=$content{'author'};
   $author=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
   my $owner=$content{'owner'};
   $owner=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
   my $versiondisplay='';
   if ($thisversion) {
       $versiondisplay=&mt('Version').': '.$thisversion.
       ' ('.&mt('most recent version').': '.$currentversion.')';
   } else {
       $versiondisplay='Version: '.$currentversion;
   }
   my $customdistributionfile='';
   if ($content{'customdistributionfile'}) {
      $customdistributionfile='<a href="'.$content{'customdistributionfile'}.
        '"><tt>'.$content{'customdistributionfile'}.'</tt></a>';
   }
   
   my $obsolete=$content{'obsolete'};
   my $obsoletereplace=$content{'obsoletereplacement'};
   my $obsoletewarning='';
   if (($obsolete) && ($ENV{'user.adv'})) {
       $obsoletewarning='<p><font color="red">'.&mt('This resource has been marked obsolete by the author(s)').'</font></p>';
   }
   
 my $creationdate=localtime($content{'creationdate'});  my %lt=&Apache::lonlocal::texthash(
 my $lastrevisiondate=localtime($content{'lastrevisiondate'});     'au' =>'Author(s)',
        'sb' => 'Subject',
      'kw' => 'Keyword(s)',
      'no' => 'Notes',
      'ab' => 'Abstract',
      'mi' => 'MIME Type',
      'la' => 'Language',
      'cd' => 'Creation Date',
      'pu' => 'Publisher/Owner',
                                      'co' => 'Copyright/Distribution',
      'cf' => 'Custom Distribution File',
                                      'ob' => 'Obsolete',
                                      'or' => 
                                       'Suggested Replacement for Obsolete File');
   my $bodytag=&Apache::loncommon::bodytag
               ('Catalog Information','','','',$resdomain);
   $r->print(<<ENDHEAD);    $r->print(<<ENDHEAD);
 <html><head><title>Catalog Information</title></head>  <html><head><title>Catalog Information</title></head>
 <body bgcolor="#FFFFFF">  $bodytag
 <h1>Catalog Information</h1>  
 <h2>$content{'title'}</h2>  <h2>$content{'title'}</h2>
 <h3>Author(s): $content{'author'}</h3>  <h3><tt>$disuri</tt></h3>
 <b>Subject:</b> $content{'subject'}<br>  $obsoletewarning
 <b>Keyword(s):</b> $content{'keywords'}<br>  $versiondisplay<br />
 <b>Notes:</b> $content{'notes'}<br>  <table cellspacing=2 border=0>
 <b>Abstract:</b>  <tr><td bgcolor='#AAAAAA'>$lt{'au'}</td>
 <blockquote>$content{'abstract'}</blockquote>  <td bgcolor="#CCCCCC">$author&nbsp;</td></tr>
 <hr>  <tr><td bgcolor='#AAAAAA'>$lt{'sb'}</td>
 <b>MIME Type:</b> $content{'mime'}<br>  <td bgcolor="#CCCCCC">$content{'subject'}&nbsp;</td></tr>
 <b>Language:</b> $content{'language'}<br>  <tr><td bgcolor='#AAAAAA'>$lt{'kw'}</td>
 <b>Creation Date:</b> $creationdate<br>  <td bgcolor="#CCCCCC">$content{'keywords'}&nbsp;</td></tr>
 <b>Last Revision Date:</b> $lastrevisiondate<br>  <tr><td bgcolor='#AAAAAA'>$lt{'no'}</td>
 <b>Publisher/Owner:</b> $content{'owner'}<br>  <td bgcolor="#CCCCCC">$content{'notes'}&nbsp;</td></tr>
 <b>Copyright/Distribution:</b> $content{'copyright'}  <tr><td bgcolor='#AAAAAA'>$lt{'ab'}</td>
 <hr>  <td bgcolor="#CCCCCC">$content{'abstract'}&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>$lt{'mi'}</td>
   <td bgcolor="#CCCCCC">$mime ($content{'mime'})&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>$lt{'la'}</td>
   <td bgcolor="#CCCCCC">$language&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>$lt{'cd'}</td>
   <td bgcolor="#CCCCCC">$creationdate&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>
   Last Revision Date</td><td bgcolor="#CCCCCC">$lastrevisiondate&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>$lt{'pu'}</td>
   <td bgcolor="#CCCCCC">$owner&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>$lt{'co'}</td>
   <td bgcolor="#CCCCCC">$content{'copyright'}&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>$lt{'cf'}</td>
   <td bgcolor="#CCCCCC">$customdistributionfile&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>$lt{'ob'}</td>
   <td bgcolor="#CCCCCC">$obsolete&nbsp;</td></tr>
   <tr><td bgcolor='#AAAAAA'>$lt{'or'}</td>
   <td bgcolor="#CCCCCC">$obsoletereplace&nbsp;</td></tr>
   </table>
 ENDHEAD  ENDHEAD
   delete($content{'title'});    delete($content{'title'});
   delete($content{'author'});    delete($content{'author'});
Line 96  ENDHEAD Line 334  ENDHEAD
   delete($content{'lastrevisiondate'});    delete($content{'lastrevisiondate'});
   delete($content{'owner'});    delete($content{'owner'});
   delete($content{'copyright'});    delete($content{'copyright'});
   map {    delete($content{'customdistributionfile'});
       my ($value,$name)=split(/\_\_dis\_\_/,$content{$_});    delete($content{'obsolete'});
       unless ($name) { $name=$_; }    delete($content{'obsoletereplacement'});
       $r->print('<b>'.$name.':</b> '.$value.'<br>');    if ($ENV{'user.adv'}) {
   } sort keys %content;  # ------------------------------------------------------------ Dynamic Metadata
   $r->print('</body></html>');     $r->print(
   return OK;     '<h3>'.&mt('Dynamic Metadata').' ('.
        &mt('updated periodically').')</h3>'.&mt('Processing').
        ' ...<br>');
      $r->rflush();
       my %items=&Apache::lonlocal::texthash(
    'count'      => 'Network-wide number of accesses (hits)',
    'course'     => 'Network-wide number of courses using resource',
    'usage'      => 'Number of resources using or importing resource',
    'goto'       => 'Number of resources that follow this resource in maps',
    'comefrom'   => 'Number of resources that lead up to this resource in maps',
    'clear'      => 'Material presented in clear way',
    'depth'      => 'Material covered with sufficient depth',
    'helpful'    => 'Material is helpful',
    'correct'    => 'Material appears to be correct',
    'technical'  => 'Resource is technically correct', 
    'avetries'   => 'Average number of tries till solved',
    'stdno'      => 'Total number of students who have worked on this problem',
    'difficulty' => 'Degree of difficulty');
      my %dynmeta=&dynamicmeta($uri);
      $r->print(
   '</table><h4>'.&mt('Access and Usage Statistics').'</h4><table cellspacing=2 border=0>');
      foreach ('count') {
          $r->print(
   '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
   $dynmeta{$_}."&nbsp;</td></tr>\n");
      }
      foreach my $cat ('usage','comefrom','goto') {
          $r->print(
   '<tr><td bgcolor="#AAAAAA">'.$items{$cat}.'</td><td bgcolor="#CCCCCC">'.
   $dynmeta{$cat}.'<font size="-1"><ul>'.join("\n",
         map { my $murl=$_; 
    '<li><a href="'.&Apache::lonnet::clutter($murl).'" target="preview">'.
                           &Apache::lonnet::gettitle($murl).' [<tt>'.$murl
                           .'</tt>]</a></li>' }
         split(/\,/,$dynmeta{$cat.'_list'}))."</ul></font></td></tr>\n");
      }
      foreach my $cat ('course') {
          $r->print(
   '<tr><td bgcolor="#AAAAAA">'.$items{$cat}.'</td><td bgcolor="#CCCCCC">'.
   $dynmeta{$cat}.'<font size="-1"><ul>'.join("\n",
         map { my %courseinfo=&Apache::lonnet::coursedescription($_);  
    '<li><a href="/public/'.
     $courseinfo{'domain'}.'/'.$courseinfo{'num'}.'/syllabus" target="preview">'.
     $courseinfo{'description'}.'</a></li>' }
         split(/\,/,$dynmeta{$cat.'_list'}))."</ul></font></td></tr>\n");
      }
          $r->print('</table>');
      if ($uri=~/\.(problem|exam|quiz|assess|survey|form)\.meta$/) {
         $r->print(
   '<h4>'.&mt('Assessment Statistical Data').'</h4><table cellspacing=2 border=0>');
         foreach ('stdno','avetries') {
             $r->print(
   '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
   $dynmeta{$_}."&nbsp;</td></tr>\n");
         }
         foreach ('difficulty') {
            $r->print(
   '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
   &diffgraph($dynmeta{$_})."</td></tr>\n");
         }
         $r->print('</table>');    
      }
      $r->print('<h4>'.&mt('Evaluation Data').'</h4><table cellspacing=2 border=0>');
      foreach ('clear','depth','helpful','correct','technical') {
          $r->print(
   '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
   &evalgraph($dynmeta{$_})."</td></tr>\n");
      }    
      $r->print('</table>');
      $disuri=~/^(\w+)\/(\w+)\//;   
      if ((($ENV{'user.domain'} eq $1) && ($ENV{'user.name'} eq $2))
          || ($ENV{'user.role.ca./'.$1.'/'.$2})) {
         $r->print(
     '<h4>'.&mt('Evaluation Comments').' ('.&mt('visible to author and co-authors only').')</h4>'.
         '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
         $r->print(
      '<h4>'.&mt('Error Messages').' ('.
             &mt('visible to author and co-authors only').')</h4>');
         my %errormsgs=&Apache::lonnet::dump('nohist_res_msgs',$1,$2);
         foreach (keys %errormsgs) {
    if ($_=~/^\Q$disuri\E\_\d+$/) {
             my %content=&Apache::lonmsg::unpackagemsg($errormsgs{$_});
     $r->print('<b>'.$content{'time'}.'</b>: '.$content{'message'}.
                       '<br />');
           }
         }      
      }
   # ------------------------------------------------------------- All other stuff
      $r->print(
    '<h3>'.&mt('Additional Metadata (non-standard, parameters, exports)').'</h3>');
      foreach (sort keys %content) {
         my $name=$_;
         unless ($name=~/\.display$/) {
     my $display=&Apache::lonnet::metadata($uri,$name.'.display');
     unless ($display) { $display=$name; };
     my $otherinfo='';
     foreach ('name','part','type','default') {
         if (defined(&Apache::lonnet::metadata($uri,$name.'.'.$_))) {
     $otherinfo.=' '.$_.'='.
         &Apache::lonnet::metadata($uri,$name.'.'.$_).'; ';
         }
     }
     $r->print('<b>'.$display.':</b> '.$content{$name});
     if ($otherinfo) {
         $r->print(' ('.$otherinfo.')');
     }
     $r->print("<br>\n");
         }
      }
     }
   # ===================================================== End Resource Space Call
    } else {
   # ===================================================== Construction Space Call
   
   # ----------------------------------------------------------- Set document type
   
     $r->content_type('text/html');
     $r->send_http_header;
   
     return OK if $r->header_only;
   # ---------------------------------------------------------------------- Header
     my $bodytag=&Apache::loncommon::bodytag('Edit Catalog Information');
     my $disuri=$uri;
     my $fn=&Apache::lonnet::filelocation('',$uri);
     $disuri=~s/^\/\~\w+//;
     $disuri=~s/\.meta$//;
     my $displayfile='Catalog Information for '.$disuri;
     if ($disuri=~/\/default$/) {
         my $dir=$disuri;
         $dir=~s/default$//;
         $displayfile=&mt('Default Cataloging Information for Directory').' '.
     $dir;
     }
     %Apache::lonpublisher::metadatafields=();
     %Apache::lonpublisher::metadatakeys=();
     &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile($fn));
     $r->print(<<ENDEDIT);
   <html><head><title>Edit Catalog Information</title></head>
   $bodytag
   <h1>$displayfile</h1>
   <form method="post">
   ENDEDIT
      foreach ('author','title','subject','keywords','abstract','notes',
               'copyright','customdistributionfile','language',
               'obsolete','obsoletereplacement') {
          if ($ENV{'form.new_'.$_}) {
      $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};
          }
          if (m/copyright/) {
      $r->print(&Apache::lonpublisher::selectbox($_,'new_'.$_,
          $Apache::lonpublisher::metadatafields{$_},
          \&Apache::loncommon::copyrightdescription,
          (&Apache::loncommon::copyrightids)));
          } elsif (m/language/) {
      $r->print(&Apache::lonpublisher::selectbox($_,'new_'.$_,
         $Apache::lonpublisher::metadatafields{$_},
         \&Apache::loncommon::languagedescription,
         (&Apache::loncommon::languageids)));
          } else {
      $r->print(&Apache::lonpublisher::textfield($_,'new_'.$_,
        $Apache::lonpublisher::metadatafields{$_}));
          }
      }
      if ($ENV{'form.store'}) {
         my $mfh;
         unless ($mfh=Apache::File->new('>'.$fn)) {
               $r->print(
               '<p><font color=red>'.&mt('Could not write metadata').', '.
         &mt('FAIL').'</font>');
         } else {
             foreach (sort keys %Apache::lonpublisher::metadatafields) {
               unless ($_=~/\./) {
                   my $unikey=$_;
                   $unikey=~/^([A-Za-z]+)/;
                   my $tag=$1;
                   $tag=~tr/A-Z/a-z/;
                   print $mfh "\n\<$tag";
                   foreach 
                     (split(/\,/,$Apache::lonpublisher::metadatakeys{$unikey})) {
                       my $value=
                          $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
                       $value=~s/\"/\'\'/g;
                       print $mfh ' '.$_.'="'.$value.'"';
                   }
                   print $mfh '>'.
           &HTML::Entities::encode($Apache::lonpublisher::metadatafields{$unikey})
                           .'</'.$tag.'>';
               }
     }
             $r->print('<p>'.&mt('Wrote Metadata'));
         }
       }
       $r->print(
    '<br /><input type="submit" name="store" value="'.
   &mt('Store Catalog Information').'"></form></body></html>');
       return OK;
     }
 }  }
   
 1;  1;
Removed from v.1.2  
changed lines
  Added in v.1.40

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