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Diff for /loncom/homework/outputtags.pm between versions 1.8 and 1.32

version 1.8, 2001/06/02 03:59:59 version 1.32, 2003/09/08 18:36:39
Line 1 Line 1
   # The LearningOnline Network with CAPA 
   # tags that create controlled output
   #
   # $Id$
   #
   # 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/
   #
   
 package Apache::outputtags;   package Apache::outputtags; 
   
 use strict;  use strict;
 use Apache::lonnet;  use Apache::lonnet;
 use POSIX qw(strftime);  use POSIX qw(strftime);
   
 sub BEGIN {  BEGIN {
   &Apache::lonxml::register('Apache::outputtags',('displayduedate','displaytitle'));      &Apache::lonxml::register('Apache::outputtags',('displayduedate','displaytitle','displayweight'));
   }
   
   sub initialize_outputtags {
       %Apache::outputtags::showonce=();
 }  }
   
 sub start_displayduedate {  sub start_displayduedate {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   my $result;      my $result;
   my $status=$Apache::inputtags::status['-1'];      if (exists($Apache::outputtags::showonce{'displayduedate'})) {
   &Apache::lonxml::debug("got a $status in duedatebox");   return '';
   if (($status =~ /CAN.*_ANSWER/) && ($target eq 'web')) {  
     my $format = &Apache::lonxml::get_param('format',$parstack,$safeeval);  
     if ($format eq '') {  
       &Apache::lonxml::debug("using default format");  
       $format="%c";  
     }  
     my $id = $Apache::inputtags::part;  
     my $date = &Apache::lonnet::EXT("resource.$id.duedate");  
     &Apache::lonxml::debug("duedatebox found $date for $id");  
     if ($date) {  
        $result ='<table border="on"><tr><td>Due at '.  
          POSIX::strftime($format,localtime($date)).  
    '</td></tr></table>';  
     } else {      } else {
       $result ='<table border="on"><tr><td>No due date set.</td></tr></table>';   $Apache::outputtags::showonce{'displayduedate'}=1;
       }
       my $status=$Apache::inputtags::status['-1'];
       &Apache::lonxml::debug("got a $status in duedatebox");
       my $style = &Apache::lonxml::get_param('style',$parstack,$safeeval);
       if (($status =~ /CAN.*_ANSWER/) && ($target eq 'web')) {
   # my $format = &Apache::lonxml::get_param('format',$parstack,$safeeval);
   # if ($format eq '') {
   #    &Apache::lonxml::debug("using default format");
   #    $format="%c";
   # }
    my $id = $Apache::inputtags::part;
    my $date = &Apache::lonnet::EXT("resource.$id.duedate");
    &Apache::lonxml::debug("duedatebox found $date for $id");
    if (lc($style) !~ 'plain') { 
       $result ='<table border="on"><tr><td>Due '.
    &Apache::lonnavmaps::timeToHumanString($date).
    '</td></tr></table>';
    } else {
       $result='Due '.&Apache::lonnavmaps::timeToHumanString($date);
    }
   #        } else {
   #    $result ='<table border="on"><tr><td>No due date set.</td></tr></table>';
   # }
       } elsif ( $target eq 'edit' ) {
    $result=&Apache::edit::tag_start($target,$token);
    $result.='</td></tr>';
    $result.=&Apache::edit::end_table();
     }      }
   }      return $result;
   return $result;  
 }  }
   
 sub end_displayduedate {  sub end_displayduedate {
   return '';      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my @result;
       if ($target eq 'edit') { $result[1]='no'; }
       return @result;
 }  }
   
 sub start_displaytitle {  sub start_displaytitle {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   my $result='';      my $result='';
   if ($target eq 'web') {      if (exists($Apache::outputtags::showonce{'displayduetitle'})) {
     $result="<h1>$Apache::lonhomework::name</h1>";   return '';
   }      } else {
   return $result;   $Apache::outputtags::showonce{'displayduetitle'}=1;
       }
       my $name=&Apache::structuretags::get_resource_name();
       my $style = &Apache::lonxml::get_param('style',$parstack,$safeeval);
       if ($target eq 'web') {
    $result=$name;
    if (lc($style) !~ 'plain') { $result="<h1>$name</h1>"; }
       } elsif ($target eq 'edit') {
    $result=&Apache::edit::tag_start($target,$token);
    $result.='</td></tr>';
    $result.=&Apache::edit::end_table();
       } elsif ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
    $name=&Apache::lonxml::latex_special_symbols($name);
    if (lc($style) !~ 'plain') { 
       $result='\vskip 0 mm\noindent\textbf{'.$name.'}\vskip 0 mm';
    } else {
       $result=$name;
    }
       }
       return $result;
 }  }
   
 sub end_displaytitle {  sub end_displaytitle {
   return '';      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my @result;
       if ($target eq 'edit') { $result[1]='no'; }
       return @result;
   }
   
   sub multipart {
       my ($uri)=@_;
       if (!defined($uri)) { $uri=$ENV{'request.uri'}; }
       my @parts;
       my $metadata = &Apache::lonnet::metadata($uri,'packages');
       foreach (split(/\,/,$metadata)) {
    if ($_ =~ /^part_(.*)$/) {
       my $part = $1;
       if ($part ne '0') { push(@parts,$part); }
    }
       }
       return @parts;
   }
   
   sub start_displayweight {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my $result;
       if (exists($Apache::outputtags::showonce{'displayweight'})) {
    if(grep(/^\Q$Apache::inputtags::part\E$/,
    @{$Apache::outputtags::showonce{'displayweight'}})) {
       return '';
    }
       }
       push(@{$Apache::outputtags::showonce{'displayweight'}},
    $Apache::inputtags::part);
       my $status=$Apache::inputtags::status['-1'];
       if ($target eq 'web' || $target eq 'tex') {
    my $id = $Apache::inputtags::part;
    if ($id ne '0') {
       my $weight = &Apache::lonnet::EXT("resource.$id.weight");
       if (!defined($weight) || ($weight eq '')) { $weight=1; }
       $result.=$weight;
    } else {
       my @parts=&multipart($ENV{'request.uri'});
       my $weight;
       if (@parts) {
           foreach my $part (@parts) {
       my $pweight=&Apache::lonnet::EXT("resource.$part.weight");
       if (!defined($pweight) || ($pweight eq '')) { $pweight=1; }
       $weight+=$pweight;
           }
       } else {
    $weight = &Apache::lonnet::EXT("resource.$id.weight");
                   if (!defined($weight) || ($weight eq '')) { $weight=1; }
       }
       $result=$weight;
    }
       } elsif ( $target eq 'edit' ) {
    $result=&Apache::edit::tag_start($target,$token);
    $result.='</td></tr>';
    $result.=&Apache::edit::end_table();
       }
       return $result;
   }
   
   sub end_displayweight {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
       my @result;
       if ($target eq 'edit') { $result[1]='no'; }
       return @result;
 }  }
   
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Removed from v.1.8  
changed lines
  Added in v.1.32

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