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Diff for /loncom/interface/lonmeta.pm between versions 1.39 and 1.46

version 1.39, 2003/10/24 14:58:36 version 1.46, 2003/12/29 17:11:53
Line 24 Line 24
 # /home/httpd/html/adm/gpl.txt  # /home/httpd/html/adm/gpl.txt
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  
 # (TeX Content Handler  
 #  
 # 05/29/00,05/30,10/11 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;
   
Line 37  use strict; Line 32  use strict;
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use Apache::lonnet();  use Apache::lonnet();
 use Apache::loncommon();  use Apache::loncommon();
   use Apache::lonhtmlcommon();
 use Apache::lonmsg;  use Apache::lonmsg;
 use Apache::lonpublisher;  use Apache::lonpublisher;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonmysql;
   
   # MySQL table columns
   
   my @columns;
   
 # ----------------------------------------- Fetch and evaluate dynamic metadata  # ----------------------------------------- Fetch and evaluate dynamic metadata
   
Line 55  sub dynamicmeta { Line 56  sub dynamicmeta {
     my %sum=();      my %sum=();
     my %cnt=();      my %cnt=();
     my %concat=();      my %concat=();
     my %listitems=('count'        => 'add',      my %listitems=(
                    'course'       => 'add',                     'course'       => 'add',
                    'goto'         => 'add',                     'goto'         => 'add',
                    'comefrom'     => 'add',                     'comefrom'     => 'add',
Line 85  sub dynamicmeta { Line 86  sub dynamicmeta {
         } else {          } else {
             if (defined($sum{$cat})) {              if (defined($sum{$cat})) {
                if ($evaldata{$_}) {                 if ($evaldata{$_}) {
                   $sum{$cat}.='<hr>'.$evaldata{$_};                    $sum{$cat}.='<hr />'.$evaldata{$_};
        }         }
      } else {       } else {
        $sum{$cat}=''.$evaldata{$_};         $sum{$cat}=''.$evaldata{$_};
Line 104  sub dynamicmeta { Line 105  sub dynamicmeta {
        $returnhash{$_.'_list'}=$concat{$_};         $returnhash{$_.'_list'}=$concat{$_};
        ### Apache->request->print("\n<hr />".$_.': '.$returnhash{$_}.'<br />'.$returnhash{$_.'_list'});         ### Apache->request->print("\n<hr />".$_.': '.$returnhash{$_}.'<br />'.$returnhash{$_.'_list'});
     }      }
       #
       # Deal with 'count' separately
       $returnhash{'count'} = &access_count($url,$aauthor,$adomain);
   
     return %returnhash;      return %returnhash;
 }  }
   
   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};
       }
   }
   
 # ------------------------------------- Try to make an alt tag if there is none  # ------------------------------------- Try to make an alt tag if there is none
   
 sub alttag {  sub alttag {
Line 130  sub authordisplay { Line 146  sub authordisplay {
     my ($aname,$adom)=@_;      my ($aname,$adom)=@_;
     return &Apache::loncommon::aboutmewrapper(      return &Apache::loncommon::aboutmewrapper(
                 &Apache::loncommon::plainname($aname,$adom),                  &Apache::loncommon::plainname($aname,$adom),
                     $aname,$adom).' <tt>['.$aname.'@'.$adom.']</tt>';                      $aname,$adom,'preview').' <tt>['.$aname.'@'.$adom.']</tt>';
 }  }
   
 # -------------------------------------------------------------- Pretty display  # -------------------------------------------------------------- Pretty display
Line 175  sub diffgraph { Line 191  sub diffgraph {
     return $output;      return $output;
 }  }
   
   # ==================================================== Turn MySQL row into hash
   
   sub metadata_col_to_hash {
       my @cols=@_;
       my %hash=();
       for (my $i=0; $i<=$#columns; $i++) {
    $hash{$columns[$i]}=$cols[$i];
       }
       return %hash;
   }
   
   # ============================================================= The field names
   
   sub fieldnames {
       return &Apache::lonlocal::texthash(
      'title' => 'Title',
      'author' =>'Author(s)',
      'subject' => 'Subject',
      'keywords' => 'Keyword(s)',
      'notes' => 'Notes',
      'abstract' => 'Abstract',
                                      'lowestgradelevel' => 'Lowest Grade Level',
                                      'highestgradelevel' => 'Highest Grade Level',
                                      'standards' => 'Standards',
      'mime' => 'MIME Type',
      'language' => 'Language',
      'creationdate' => 'Creation Date',
      'lastrevisiondate' => 'Last Revision Date',
      'owner' => 'Publisher/Owner',
                                      'copyright' => 'Copyright/Distribution',
      'customdistributionfile' => 'Custom Distribution File',
                                      'obsolete' => 'Obsolete',
      'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
      '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'
          );
   }
   
   # =========================================== Pretty printing of metadata field
   
   sub prettyprint {
       my ($type,$value)=@_;
       unless (defined($value)) { return '&nbsp;'; }
   # Title
       if ($type eq 'title') {
    return '<font size="+1" face="arial">'.$value.'</font>';
       }
   # Dates
       if (($type eq 'creationdate') ||
    ($type eq 'lastrevisiondate')) {
    return &Apache::lonlocal::locallocaltime(
     &Apache::lonmysql::unsqltime($value));
       }
   # Language
       if ($type eq 'language') {
    return &Apache::loncommon::languagedescription($value);
       }
   # Copyright
       if ($type eq 'copyright') {
    return &Apache::loncommon::copyrightdescription($value);
       }
   # MIME
       if ($type eq 'mime') {
          return '<img src="'.&Apache::loncommon::icon($value).'" />&nbsp;'.
      &Apache::loncommon::filedescription($value);
      }
   # Person
       if (($type eq 'author') || 
    ($type eq 'owner') ||
    ($type eq 'modifyinguser') ||
    ($type eq 'authorspace')) {
    $value=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
    return $value;
       }
   # File
       if (($type eq 'customdistributionfile') ||
    ($type eq 'obsoletereplacement') ||
    ($type eq 'goto_list') ||
    ($type eq 'comefrom_list') ||
    ($type eq 'sequsage_list')) {
    return join('<br />',map {
          &Apache::lonnet::gettitle($_).' ['.
          &Apache::lonhtmlcommon::crumbs(&Apache::lonnet::clutter($_),'preview').']';
       } split(/\s*\,\s*/,$value));
       }
   # Evaluations
       if (($type eq 'clear') ||
    ($type eq 'depth') ||
    ($type eq 'helpful') ||
    ($type eq 'correct') ||
    ($type eq 'technical')) {
    return &evalgraph($value);
       }
   # Difficulty
       if ($type eq 'difficulty') {
    return &diffgraph($value);
       }
   # List of courses
       if ($type=~/\_list/) {
    return join('<br />',map {
       my %courseinfo=&Apache::lonnet::coursedescription($_);  
       '<a href="/public/'.
    $courseinfo{'domain'}.'/'.$courseinfo{'num'}.'/syllabus" target="preview">'.
    $courseinfo{'description'}.'</a>';
    } split(/\s*\,\s*/,$value));
       }
   # No pretty print found
       return $value;
   }
   # ============================================== Pretty input of metadata field
   
   sub prettyinput {
       my ($type,$value,$fieldname)=@_;
   }
   
 # ================================================================ Main Handler  # ================================================================ Main Handler
   
 sub handler {  sub handler {
Line 218  sub handler { Line 360  sub handler {
   }    }
   
 # --------------------------------------------------------------- Render Output  # --------------------------------------------------------------- Render Output
   my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);  # displayed url
 my $creationdate=&Apache::lonlocal::locallocaltime(      my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
  &Apache::loncommon::unsqltime($content{'creationdate'}));      my $disuri=&Apache::lonnet::clutter($uri);
 my $lastrevisiondate=&Apache::lonlocal::locallocaltime(      $disuri=~s/\.meta$//;
  &Apache::loncommon::unsqltime($content{'lastrevisiondate'}));      $disuri=&Apache::lonhtmlcommon::crumbs($disuri);
 my $language=&Apache::loncommon::languagedescription($content{'language'});  # version
 my $mime=&Apache::loncommon::filedescription($content{'mime'});       my $currentversion=&Apache::lonnet::getversion($disuri);
 my $disuri=&Apache::lonnet::declutter($uri);      my $versiondisplay='';
   $disuri=~s/\.meta$//;      if ($thisversion) {
 my $currentversion=&Apache::lonnet::getversion($disuri);   $versiondisplay=&mt('Version').': '.$thisversion.
 my $author=$content{'author'};      ' ('.&mt('most recent version').': '.$currentversion.')';
 $author=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;      } else {
 my $owner=$content{'owner'};   $versiondisplay='Version: '.$currentversion;
 $owner=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;      }
 my $versiondisplay='';  # obsolete
 if ($thisversion) {      my $obsolete=$content{'obsolete'};
     $versiondisplay=&mt('Version').': '.$thisversion.      my $obsoletewarning='';
     ' ('.&mt('most recent version').': '.$currentversion.')';      if (($obsolete) && ($ENV{'user.adv'})) {
 } else {   $obsoletewarning='<p><font color="red">'.
     $versiondisplay='Version: '.$currentversion;      &mt('This resource has been marked obsolete by the author(s)').'</font></p>';
 }      }
 my $customdistributionfile='';  
 if ($content{'customdistributionfile'}) {      my %lt=&fieldnames();
    $customdistributionfile='<a href="'.$content{'customdistributionfile'}.      my $table='';
      '"><tt>'.$content{'customdistributionfile'}.'</tt></a>';      my $bodytag=&Apache::loncommon::bodytag
 }  
   
 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 %lt=&Apache::lonlocal::texthash(  
    '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);              ('Catalog Information','','','',$resdomain);
       foreach ('title', 
        'author', 
        'subject', 
        'keywords', 
        'notes', 
        'abstract', 
        'mime', 
        'language', 
        'creationdate', 
        'lastrevisiondate', 
        'owner', 
        'copyright', 
        'customdistributionfile', 
        'obsolete', 
        'obsoletereplacement') {
    $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$_}.
           '</td><td bgcolor="#CCCCCC">'.
                   &prettyprint($_,$content{$_}).'</td></tr>';
    delete $content{$_};
       }
   
   $r->print(<<ENDHEAD);    $r->print(<<ENDHEAD);
 <html><head><title>Catalog Information</title></head>  <html><head><title>Catalog Information</title></head>
 $bodytag  $bodytag
Line 277  $bodytag Line 415  $bodytag
 $obsoletewarning  $obsoletewarning
 $versiondisplay<br />  $versiondisplay<br />
 <table cellspacing=2 border=0>  <table cellspacing=2 border=0>
 <tr><td bgcolor='#AAAAAA'>$lt{'au'}</td>  $table
 <td bgcolor="#CCCCCC">$author&nbsp;</td></tr>  
 <tr><td bgcolor='#AAAAAA'>$lt{'sb'}</td>  
 <td bgcolor="#CCCCCC">$content{'subject'}&nbsp;</td></tr>  
 <tr><td bgcolor='#AAAAAA'>$lt{'kw'}</td>  
 <td bgcolor="#CCCCCC">$content{'keywords'}&nbsp;</td></tr>  
 <tr><td bgcolor='#AAAAAA'>$lt{'no'}</td>  
 <td bgcolor="#CCCCCC">$content{'notes'}&nbsp;</td></tr>  
 <tr><td bgcolor='#AAAAAA'>$lt{'ab'}</td>  
 <td bgcolor="#CCCCCC">$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>  </table>
 ENDHEAD  ENDHEAD
   delete($content{'title'});  
   delete($content{'author'});  
   delete($content{'subject'});  
   delete($content{'keywords'});  
   delete($content{'notes'});  
   delete($content{'abstract'});  
   delete($content{'mime'});  
   delete($content{'language'});  
   delete($content{'creationdate'});  
   delete($content{'lastrevisiondate'});  
   delete($content{'owner'});  
   delete($content{'copyright'});  
   delete($content{'customdistributionfile'});  
   delete($content{'obsolete'});  
   delete($content{'obsoletereplacement'});  
   if ($ENV{'user.adv'}) {    if ($ENV{'user.adv'}) {
 # ------------------------------------------------------------ Dynamic Metadata  # ------------------------------------------------------------ Dynamic Metadata
    $r->print(     $r->print(
Line 329  ENDHEAD Line 425  ENDHEAD
      &mt('updated periodically').')</h3>'.&mt('Processing').       &mt('updated periodically').')</h3>'.&mt('Processing').
      ' ...<br>');       ' ...<br>');
    $r->rflush();     $r->rflush();
     my %items=&Apache::lonlocal::texthash(     my %items=&fieldnames();
  'count'      => 'Network-wide number of accesses (hits)',  
  'course'     => 'Network-wide number of courses using resource',  
  'usage'      => 'Number of resources using or importing resource',  
  'goto'       => 'Number of resources that follow this resource in maps',  
  'comefrom'   => 'Number of resources that lead up to this resource in maps',  
  'clear'      => 'Material presented in clear way',  
  'depth'      => 'Material covered with sufficient depth',  
  'helpful'    => 'Material is helpful',  
  'correct'    => 'Material appears to be correct',  
  'technical'  => 'Resource is technically correct',   
  'avetries'   => 'Average number of tries till solved',  
  'stdno'      => 'Total number of students who have worked on this problem',  
  'difficulty' => 'Degree of difficulty');  
    my %dynmeta=&dynamicmeta($uri);     my %dynmeta=&dynamicmeta($uri);
    $r->print(     $r->print(
 '</table><h4>'.&mt('Access and Usage Statistics').'</h4><table cellspacing=2 border=0>');  '</table><h4>'.&mt('Access and Usage Statistics').'</h4><table cellspacing=2 border=0>');
Line 441  $dynmeta{$_}."&nbsp;</td></tr>\n"); Line 524  $dynmeta{$_}."&nbsp;</td></tr>\n");
   
 # ----------------------------------------------------------- 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;
Line 467  $bodytag Line 550  $bodytag
 <h1>$displayfile</h1>  <h1>$displayfile</h1>
 <form method="post">  <form method="post">
 ENDEDIT  ENDEDIT
      my %lt=&fieldnames();
    foreach ('author','title','subject','keywords','abstract','notes',     foreach ('author','title','subject','keywords','abstract','notes',
             'copyright','customdistributionfile','language',              'copyright','customdistributionfile','language',
             'obsolete','obsoletereplacement') {              'obsolete','obsoletereplacement') {
Line 474  ENDEDIT Line 558  ENDEDIT
    $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};     $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};
        }         }
        if (m/copyright/) {         if (m/copyright/) {
    $r->print(&Apache::lonpublisher::selectbox($_,'new_'.$_,     $r->print(&Apache::lonpublisher::selectbox($lt{$_},'new_'.$_,
        $Apache::lonpublisher::metadatafields{$_},         ($Apache::lonpublisher::metadatafields{$_}?
    $Apache::lonpublisher::metadatafields{$_}:'default'),
        \&Apache::loncommon::copyrightdescription,         \&Apache::loncommon::copyrightdescription,
        (&Apache::loncommon::copyrightids)));         (&Apache::loncommon::copyrightids)));
        } elsif (m/language/) {         } elsif (m/language/) {
    $r->print(&Apache::lonpublisher::selectbox($_,'new_'.$_,     $r->print(&Apache::lonpublisher::selectbox($lt{$_},'new_'.$_,
       $Apache::lonpublisher::metadatafields{$_},        $Apache::lonpublisher::metadatafields{$_},
       \&Apache::loncommon::languagedescription,        \&Apache::loncommon::languagedescription,
       (&Apache::loncommon::languageids)));        (&Apache::loncommon::languageids)));
        } else {         } else {
    $r->print(&Apache::lonpublisher::textfield($_,'new_'.$_,     $r->print(&Apache::lonpublisher::textfield($lt{$_},'new_'.$_,
      $Apache::lonpublisher::metadatafields{$_}));       $Apache::lonpublisher::metadatafields{$_}));
        }         }
    }     }
Line 524  ENDEDIT Line 609  ENDEDIT
   }    }
 }  }
   
   # ================================================================= BEGIN Block
   BEGIN {
   # Get columns of MySQL metadata table
       @columns=&Apache::lonmysql::col_order('metadata');
   }
 1;  1;
 __END__  __END__
   
Removed from v.1.39  
changed lines
  Added in v.1.46

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