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Diff for /loncom/homework/lonsimpleproblemedit.pm between versions 1.19 and 1.20

version 1.19, 2006/06/30 01:16:41 version 1.20, 2009/02/01 20:40:28
Line 143  ENDFOIL Line 143  ENDFOIL
 sub get_parent_uri {  sub get_parent_uri {
     my ($cur_symb)=@_;      my ($cur_symb)=@_;
     my $navmap = Apache::lonnavmaps::navmap->new();      my $navmap = Apache::lonnavmaps::navmap->new();
     my $it = $navmap->getIterator(undef, undef, undef, 1);      if (defined($navmap)) {
     while ( my $res=$it->next()) {          my $it = $navmap->getIterator(undef, undef, undef, 1);
  if (ref($res) &&  $res->symb() eq  $cur_symb) { last; }          while ( my $res=$it->next()) {
       if (ref($res) &&  $res->symb() eq  $cur_symb) { last; }
           }
           my ($src,$symb,$anchor)=&Apache::lonnavmaps::getLinkForResource($it->getStack());
           if (defined($anchor)) { $anchor='#'.$anchor; }
           return $src.'?symb='.&escape($symb).$anchor;
     }      }
     my ($src,$symb,$anchor)=&Apache::lonnavmaps::getLinkForResource($it->getStack());      return;
     if (defined($anchor)) { $anchor='#'.$anchor; }  
     return $src.'?symb='.&escape($symb).$anchor;  
 }  }
   
 sub handler {  sub handler {
Line 219  sub handler { Line 222  sub handler {
      $spell_header));       $spell_header));
     if ($symb) {      if ($symb) {
  $r->print('<h1>'.&Apache::lonnet::gettitle($symb).'</h1>');   $r->print('<h1>'.&Apache::lonnet::gettitle($symb).'</h1>');
  $r->print('<table width="100%" bgcolor="#FFFFAA" border="2"><tr><td>'.   $r->print('<table width="100%" bgcolor="#FFFFAA" border="2"><tr><td>');
                 '<a href="'.&get_parent_uri($symb).'">'.&mt('Student View').'</a> - '.&mt('Note: it can take up to 10 minutes for changes to take effect for all users.').          my $displaylink = &get_parent_uri($symb);
           if ($displaylink ne '') {      
               $r->print('<a href="'.$displaylink.'">'.&mt('Student View').'</a> - ');
           } else {
               $r->print('<span class="LC_error">'.&mt('An error occurred retrieving the link to this problem').'<br />'.&mt('You may need to [_1]re-select the course[_2] and then return to this resource to view it.','<a href="/adm/roles">','</a>').'</span><br />'); 
           }
           $r->print(&mt('Note: it can take up to 10 minutes for changes to take effect for all users.').
   &Apache::loncommon::help_open_topic('Caching').'</td></tr></table>');    &Apache::loncommon::help_open_topic('Caching').'</td></tr></table>');
  $r->print('<table border="2" bgcolor="#FFFFFF" width="100%"><tr><td>'.   $r->print('<table border="2" bgcolor="#FFFFFF" width="100%"><tr><td>'.
                   &rawrendering($symb).                    &rawrendering($symb).
Removed from v.1.19  
changed lines
  Added in v.1.20

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