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- GPL headers

    1: # The LearningOnline Network with CAPA 
    2: # tags that create controlled output
    3: #
    4: # $Id: outputtags.pm,v 1.13 2001/12/04 15:17:56 albertel Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: 
   29: package Apache::outputtags; 
   30: 
   31: use strict;
   32: use Apache::lonnet;
   33: use POSIX qw(strftime);
   34: 
   35: sub BEGIN {
   36:   &Apache::lonxml::register('Apache::outputtags',('displayduedate','displaytitle'));
   37: }
   38: 
   39: sub start_displayduedate {
   40:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   41:   my $result;
   42:   my $status=$Apache::inputtags::status['-1'];
   43:   &Apache::lonxml::debug("got a $status in duedatebox");
   44:   if (($status =~ /CAN.*_ANSWER/) && ($target eq 'web')) {
   45:     my $format = &Apache::lonxml::get_param('format',$parstack,$safeeval);
   46:     if ($format eq '') {
   47:       &Apache::lonxml::debug("using default format");
   48:       $format="%c";
   49:     }
   50:     my $id = $Apache::inputtags::part;
   51:     my $date = &Apache::lonnet::EXT("resource.$id.duedate");
   52:     &Apache::lonxml::debug("duedatebox found $date for $id");
   53:     if ($date) {
   54:        $result ='<table border="on"><tr><td>Due at '.
   55:          POSIX::strftime($format,localtime($date)).
   56: 	   '</td></tr></table>';
   57:     } else {
   58:       $result ='<table border="on"><tr><td>No due date set.</td></tr></table>';
   59:     }
   60:   } elsif ( $target eq 'edit' ) {
   61:     $result=&Apache::edit::tag_start($target,$token,
   62: 				     &Apache::lonxml::description($token));
   63:     $result.='</td></tr>';
   64:     $result.=&Apache::edit::end_table();
   65:   }
   66:   return $result;
   67: }
   68: 
   69: sub end_displayduedate {
   70:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   71:   my @result;
   72:   if ($target eq 'edit') { $result[1]='no'; }
   73:   return @result;
   74: }
   75: 
   76: sub start_displaytitle {
   77:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   78:   my $result='';
   79:   if ($target eq 'web') {
   80:     $result="<h1>$Apache::lonhomework::name</h1>";
   81:   } elsif ($target eq 'edit') {
   82:     $result=&Apache::edit::tag_start($target,$token,
   83: 				     &Apache::lonxml::description($token));
   84:     $result.='</td></tr>';
   85:     $result.=&Apache::edit::end_table();
   86:   }
   87:   return $result;
   88: }
   89: 
   90: sub end_displaytitle {
   91:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   92:   my @result;
   93:   if ($target eq 'edit') { $result[1]='no'; }
   94:   return @result;
   95: }
   96: 
   97: 1;
   98: __END__