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Diff for /loncom/interface/londocs.pm between versions 1.328 and 1.333

-version 1.328, 2009/01/28 13:24:54
+version 1.333, 2009/02/02 11:23:56
  Line 1
  # The LearningOnline Network
  # Documents
  #
  # $Id$
  #
  # 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::londocs;
  use strict;
  use Apache::Constants qw(:common :http);
  use Apache::imsexport;
  use Apache::lonnet;
  use Apache::loncommon;
  use LONCAPA::map();
  use Apache::lonratedt();
  use Apache::lonxml;
  use Apache::lonclonecourse;
  use Apache::lonnavmaps;
  use HTML::Entities;
  use GDBM_File;
  use Apache::lonlocal;
  use Cwd;
  use LONCAPA qw(:DEFAULT :match);
  my $iconpath;
  my %hash;
  my $hashtied;
  my %alreadyseen=();
  my $hadchanges;
  my %help=();
  sub mapread {
      my ($coursenum,$coursedom,$map)=@_;
      return
        &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
  			     $map);
  }
  sub storemap {
      my ($coursenum,$coursedom,$map)=@_;
      my ($outtext,$errtext)=
        &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
  			      $map,1);
      if ($errtext) { return ($errtext,2); }
      $hadchanges=1;
      return ($errtext,0);
  }
  sub authorhosts {
      my %outhash=();
      my $home=0;
      my $other=0;
      foreach my $key (keys(%env)) {
  	if ($key=~/^user\.role\.(au|ca)\.(.+)$/) {
  	    my $role=$1;
  	    my $realm=$2;
  	    my ($start,$end)=split(/\./,$env{$key});
  	    if (($start) && ($start>time)) { next; }
  	    if (($end) && (time>$end)) { next; }
  	    my ($ca,$cd);
  	    if ($1 eq 'au') {
  		$ca=$env{'user.name'};
  		$cd=$env{'user.domain'};
  	    } else {
  		($cd,$ca)=($realm=~/^\/($match_domain)\/($match_username)$/);
  	    }
  	    my $allowed=0;
  	    my $myhome=&Apache::lonnet::homeserver($ca,$cd);
  	    my @ids=&Apache::lonnet::current_machine_ids();
  	    foreach my $id (@ids) { if ($id eq $myhome) { $allowed=1; } }
  	    if ($allowed) {
  		$home++;
  		$outhash{'home_'.$ca.'@'.$cd}=1;
  	    } else {
  		$outhash{'otherhome_'.$ca.'@'.$cd}=$myhome;
  		$other++;
  	    }
  	}
      }
      return ($home,$other,%outhash);
  }
  sub dumpbutton {
      my ($home,$other,%outhash)=&authorhosts();
      my $type = &Apache::loncommon::course_type();
      if ($home+$other==0) { return ''; }
      if ($home) {
  	return '<input type="submit" name="dumpcourse" value="'.
  	    &mt('Dump '.$type.' DOCS to Construction Space').'" />'.
  	    &Apache::loncommon::help_open_topic('Docs_Dump_Course_Docs');
      } else {
  	return '<div>'.
       &mt('Dump '.$type.
  	 ' DOCS to Construction Space: available on other servers').
  	 '</div>';
      }
  }
  sub clean {
      my ($title)=@_;
      $title=~s/[^\w\/\!\$\%\^\*\-\_\=\+\;\:\,\\\|\`\~]+/\_/gs;
      return $title;
  }
  sub dumpcourse {
      my ($r) = @_;
      my $type = &Apache::loncommon::course_type();
      $r->print(&Apache::loncommon::start_page('Dump '.$type.' DOCS to Construction Space').
  	      '<form name="dumpdoc" method="post">');
      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Dump '.$type.' DOCS to Construction Space'));
      my ($home,$other,%outhash)=&authorhosts();
      unless ($home) { return ''; }
      my $origcrsid=$env{'request.course.id'};
      my %origcrsdata=&Apache::lonnet::coursedescription($origcrsid);
      if (($env{'form.authorspace'}) && ($env{'form.authorfolder'}=~/\w/)) {
  # Do the dumping
  	unless ($outhash{'home_'.$env{'form.authorspace'}}) { return ''; }
  	my ($ca,$cd)=split(/\@/,$env{'form.authorspace'});
  	$r->print('<h3>'.&mt('Copying Files').'</h3>');
  	my $title=$env{'form.authorfolder'};
  	$title=&clean($title);
  	my %replacehash=();
  	foreach my $key (keys(%env)) {
  	    if ($key=~/^form\.namefor\_(.+)/) {
  		$replacehash{$1}=$env{$key};
  	    }
  	}
  	my $crs='/uploaded/'.$env{'request.course.id'}.'/';
  	$crs=~s/\_/\//g;
  	foreach my $item (keys(%replacehash)) {
  	    my $newfilename=$title.'/'.$replacehash{$item};
  	    $newfilename=~s/\.(\w+)$//;
  	    my $ext=$1;
  	    $newfilename=&clean($newfilename);
  	    $newfilename.='.'.$ext;
  	    my @dirs=split(/\//,$newfilename);
  	    my $path='/home/'.$ca.'/public_html';
  	    my $makepath=$path;
  	    my $fail=0;
  	    for (my $i=0;$i<$#dirs;$i++) {
  		$makepath.='/'.$dirs[$i];
  		unless (-e $makepath) {
  		    unless(mkdir($makepath,0777)) { $fail=1; }
  		}
  	    }
  	    $r->print('<br /><tt>'.$item.'</tt> => <tt>'.$newfilename.'</tt>: ');
  	    if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {
  		if ($item=~/\.(sequence|page|html|htm|xml|xhtml)$/) {
  		    print $fh &Apache::lonclonecourse::rewritefile(
           &Apache::lonclonecourse::readfile($env{'request.course.id'},$item),
  				     (%replacehash,$crs => '')
  								    );
  		} else {
  		    print $fh
           &Apache::lonclonecourse::readfile($env{'request.course.id'},$item);
  		       }
  		$fh->close();
  	    } else {
  		$fail=1;
  	    }
  	    if ($fail) {
  		$r->print('<span class="LC_error">'.&mt('fail').'</span>');
  	    } else {
  		$r->print('<span class="LC_success">'.&mt('ok').'</span>');
  	    }
  	}
      } else {
  # Input form
  	unless ($home==1) {
  	    $r->print(
  		      '<h3>'.&mt('Select the Construction Space').'</h3><select name="authorspace">');
  	}
  	foreach my $key (sort(keys(%outhash))) {
  	    if ($key=~/^home_(.+)$/) {
  		if ($home==1) {
  		    $r->print(
  		  '<input type="hidden" name="authorspace" value="'.$1.'" />');
  		} else {
  		    $r->print('<option value="'.$1.'">'.$1.' - '.
  			      &Apache::loncommon::plainname(split(/\@/,$1)).'</option>');
  		}
  	    }
  	}
  	unless ($home==1) {
  	    $r->print('</select>');
  	}
  	my $title=$origcrsdata{'description'};
  	$title=~s/[\/\s]+/\_/gs;
  	$title=&clean($title);
  	$r->print('<h3>'.&mt('Folder in Construction Space').'</h3>'
                   .'<input type="text" size="50" name="authorfolder" value="'.$title.'" /><br />');
  	&tiehash();
  	$r->print('<h3>'.&mt('Filenames in Construction Space').'</h3>'
                   .&Apache::loncommon::start_data_table()
                   .&Apache::loncommon::start_data_table_header_row()
                   .'<th>'.&mt('Internal Filename').'</th>'
                   .'<th>'.&mt('Title').'</th>'
                   .'<th>'.&mt('Save as ...').'</th>'
                   .&Apache::loncommon::end_data_table_header_row());
  	foreach my $file (&Apache::lonclonecourse::crsdirlist($origcrsid,'userfiles')) {
  	    $r->print(&Apache::loncommon::start_data_table_row()
                       .'<td>'.$file.'</td>');
  	    my ($ext)=($file=~/\.(\w+)$/);
  	    my $title=$hash{'title_'.$hash{
  		'ids_/uploaded/'.$origcrsdata{'domain'}.'/'.$origcrsdata{'num'}.'/'.$file}};
  	    $r->print('<td>'.($title?$title:'&nbsp;').'</td>');
  	    if (!$title) {
  		$title=$file;
  	    } else {
  		$title=~s|/|_|g;
  	    }
  	    $title=~s/\.(\w+)$//;
  	    $title=&clean($title);
  	    $title.='.'.$ext;
  	    $r->print("\n<td><input type='text' size='60' name='namefor_".$file."' value='".$title."' /></td>"
                       .&Apache::loncommon::end_data_table_row());
  	}
  	$r->print(&Apache::loncommon::end_data_table());
  	&untiehash();
  	$r->print(
    '<p><input type="submit" name="dumpcourse" value="'.&mt("Dump $type DOCS").'" /></p></form>');
      }
  }
  sub exportbutton {
      my $type = &Apache::loncommon::course_type();
      return '<input type="submit" name="exportcourse" value="'.
              &mt('Export '.$type.' to IMS').'" />'.
      &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs');
  }
  sub exportcourse {
      my $r=shift;
      my $type = &Apache::loncommon::course_type();
      my %discussiontime = &Apache::lonnet::dump('discussiontimes',
                                                 $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
      my $numdisc = keys(%discussiontime);
      my $navmap = Apache::lonnavmaps::navmap->new();
      if (!defined($navmap)) {
          $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package').
                    '<h2>IMS Export Failed</h2>'.
                    '<div class="LC_error">'.
                    &mt('Unable to retrieve information about course contents').
                    '</div><a href="/adm/coursedocs">'.&mt('Return to Course Editor').'</a>');
          &Apache::lonnet::logthis('IMS export failed - could not create navmap object in '.lc($type).':'.$env{'request.course.id'});
          return;
      }
      my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
      my $curRes;
      my $outcome;
      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                              ['finishexport']);
      if ($env{'form.finishexport'}) {
          &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                              ['archive','discussion']);
          my @exportitems = &Apache::loncommon::get_env_multiple('form.archive');
          my @discussions = &Apache::loncommon::get_env_multiple('form.discussion');
          if (@exportitems == 0 && @discussions == 0) {
              $outcome = '<br />As you did not select any content items or discussions for export, an IMS package has not been created.  Please <a href="javascript:history.go(-1)">go back</a> to select either content items or discussions for export';
          } else {
              my $now = time;
              my %symbs;
              my $manifestok = 0;
              my $imsresources;
              my $tempexport;
              my $copyresult;
              my $ims_manifest = &create_ims_store($now,\$manifestok,\$outcome,\$tempexport);
              if ($manifestok) {
                  &build_package($now,$navmap,\@exportitems,\@discussions,\$outcome,$tempexport,\$copyresult,$ims_manifest);
                  close($ims_manifest);
  #Create zip file in prtspool
                  my $imszipfile = '/prtspool/'.
                  $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
                     time.'_'.rand(1000000000).'.zip';
                  my $cwd = &Cwd::getcwd();
                  my $imszip = '/home/httpd/'.$imszipfile;
                  chdir $tempexport;
                  open(OUTPUT, "zip -r $imszip *  2> /dev/null |");
                  close(OUTPUT);
                  chdir $cwd;
                  $outcome .= &mt('Download the zip file from <a href="[_1]">IMS '.lc($type).' archive</a><br />',$imszipfile,);
                  if ($copyresult) {
                      $outcome .= &mt('The following errors occurred during export - [_1]',$copyresult);
                  }
              } else {
                  $outcome = '<br />'.&mt('Unfortunately you will not be able to retrieve an IMS archive of this posts at this time, because there was a problem creating a manifest file.').'<br />';
              }
          }
          $r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package'));
  	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Export '.lc($type).' to IMS content package'));
          $r->print($outcome);
          $r->print(&Apache::loncommon::end_page());
      } else {
          my $display;
          $display = '<form name="exportdoc" method="post">'."\n";
          $display .= &mt('Choose which items you wish to export from your '.$type.'.<br /><br />');
          $display .= '<table border="0" cellspacing="0" cellpadding="3">'.
                      '<tr><td><fieldset><legend>&nbsp;<b>Content items</b></legend>'.
                      '<input type="button" value="check all" '.
                      'onclick="javascript:checkAll(document.exportdoc.archive)" />'.
                      '&nbsp;&nbsp;<input type="button" value="uncheck all"'.
                      ' onclick="javascript:uncheckAll(document.exportdoc.archive)" /></fieldset></td>'.
                      '<td>&nbsp;</td><td>&nbsp;</td>'.
                      '<td align="right"><fieldset><legend>&nbsp;<b>Discussion posts'.
                      '</b></legend><input type="button" value="check all"'.
                      ' onclick="javascript:checkAll(document.exportdoc.discussion)" />'.
                      '&nbsp;&nbsp;<input type="button" value="uncheck all"'.
                      ' onclick="javascript:uncheckAll(document.exportdoc.discussion)" /></fieldset></td>'.
                      '</tr></table>';
          my $curRes;
          my $depth = 0;
          my $count = 0;
          my $boards = 0;
          my $startcount = 5;
          my %parent = ();
          my %children = ();
          my $lastcontainer = $startcount;
          my @bgcolors = ('#F6F6F6','#FFFFFF');
          $display .= '<table cellspacing="0"><tr>'.
              '<td><b>Export content item?<br /></b></td><td>&nbsp;</td><td align="right">'."\n";
          if ($numdisc > 0) {
              $display.='<b>Export&nbsp;discussion posts?</b>'."\n";
          }
          $display.='&nbsp;</td></tr>';
          while ($curRes = $it->next()) {
              if (ref($curRes)) {
                  $count ++;
              }
              if ($curRes == $it->BEGIN_MAP()) {
                  $depth++;
                  $parent{$depth} = $lastcontainer;
              }
              if ($curRes == $it->END_MAP()) {
                  $depth--;
                  $lastcontainer = $parent{$depth};
              }
              if (ref($curRes)) {
                  my $symb = $curRes->symb();
                  my $ressymb = $symb;
                  if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
                      unless ($ressymb =~ m|adm/wrapper/adm|) {
                          $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
                      }
                  }
                  my $color = $count%2;
                  $display .='<tr bgcolor='.$bgcolors[$color].'><td>'."\n".
                      '<input type="checkbox" name="archive" value="'.$count.'" ';
                  if (($curRes->is_sequence()) || ($curRes->is_page())) {
                      my $checkitem = $count + $boards + $startcount;
                      $display .= 'onClick="javascript:propagateCheck('."'$checkitem'".')"';
                  }
                  $display .= ' />'."\n";
                  for (my $i=0; $i<$depth; $i++) {
                      $display .= '<img src="/adm/lonIcons/whitespace1.gif" class="LC_docs_spacer" /><img src="/adm/lonIcons/whitespace1.gif" class="LC_docs_spacer" />'."\n";
                  }
                  if ($curRes->is_sequence()) {
                      $display .= '<img src="/adm/lonIcons/navmap.folder.open.gif">&nbsp;'."\n";
                      $lastcontainer = $count + $startcount + $boards;
                  } elsif ($curRes->is_page()) {
                      $display .= '<img src="/adm/lonIcons/navmap.page.open.gif">&nbsp;'."\n";
                      $lastcontainer = $count + $startcount + $boards;
                  }
                  my $currelem = $count+$boards+$startcount;
                  $children{$parent{$depth}} .= $currelem.':';
                  $display .= '&nbsp;'.$curRes->title().'</td>';
                  if ($discussiontime{$ressymb} > 0) {
                      $boards ++;
                      $currelem = $count+$boards+$startcount;
                      $display .= '<td>&nbsp;</td><td align="right"><input type="checkbox" name="discussion" value="'.$count.'" />&nbsp;</td>'."\n";
                  } else {
                      $display .= '<td colspan="2">&nbsp;</td>'."\n";
                  }
              }
          }
          my $scripttag = qq|
  <script>
  function checkAll(field) {
      if (field.length > 0) {
          for (i = 0; i < field.length; i++) {
              field[i].checked = true ;
          }
      } else {
          field.checked = true
      }
  }
  function uncheckAll(field) {
      if (field.length > 0) {
          for (i = 0; i < field.length; i++) {
              field[i].checked = false ;
          }
      } else {
          field.checked = false ;
      }
  }
  function propagateCheck(item) {
      if (document.exportdoc.elements[item].checked == true) {
          containerCheck(item)
      }
  }
  function containerCheck(item) {
      document.exportdoc.elements[item].checked = true
      var numitems = $count + $boards + $startcount
      var parents = new Array(numitems)
      for (var i=$startcount; i<numitems; i++) {
          parents[i] = new Array
      }
          |;
          foreach my $container (sort { $a <=> $b } (keys(%children))) {
              my @contents = split(/:/,$children{$container});
              for (my $i=0; $i<@contents; $i ++) {
                  $scripttag .= '    parents['.$container.']['.$i.'] = '.$contents[$i]."\n";
              }
          }
          $scripttag .= qq|
      if (parents[item].length > 0) {
          for (var j=0; j<parents[item].length; j++) {
              containerCheck(parents[item][j])
          }
       }
  }
  </script>
          |;
  	$r->print(&Apache::loncommon::start_page('Export '.lc($type).' to IMS content package',
  						 $scripttag));
  	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Export '.lc($type).' to IMS content package'));
  	$r->print($display.'</table>'.
                    '<p><input type="hidden" name="finishexport" value="1">'.
                    '<input type="submit" name="exportcourse" value="'.
                    &mt('Export '.$type.' DOCS').'" /></p></form>');
      }
  }
  sub create_ims_store {
      my ($now,$manifestok,$outcome,$tempexport) = @_;
      $$tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
      my $ims_manifest;
      if (!-e $$tempexport) {
          mkdir($$tempexport,0700);
      }
      $$tempexport .= '/'.$now;
      if (!-e $$tempexport) {
          mkdir($$tempexport,0700);
      }
      $$tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
      if (!-e $$tempexport) {
          mkdir($$tempexport,0700);
      }
      if (!-e "$$tempexport/resources") {
          mkdir("$$tempexport/resources",0700);
      }
  # open manifest file
      my $manifest = '/imsmanifest.xml';
      my $manifestfilename = $$tempexport.$manifest;
      if ($ims_manifest = Apache::File->new('>'.$manifestfilename)) {
          $$manifestok=1;
          print $ims_manifest
  '<?xml version="1.0" encoding="UTF-8"?>'."\n".
  '<manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1"'.
  ' xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"'.
  ' xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"'.
  ' identifier="MANIFEST-'.$env{'request.course.id'}.'-'.$now.'"'.
  '  xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1imscp_v1p1.xsd'.
  '  http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">'."\n".
  '  <metadata>
      <schema></schema>
      <imsmd:lom>
        <imsmd:general>
          <imsmd:identifier>'.$env{'request.course.id'}.'</imsmd:identifier>
          <imsmd:title>
            <imsmd:langstring xml:lang="en">'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</imsmd:langstring>
          </imsmd:title>
        </imsmd:general>
      </imsmd:lom>
    </metadata>'."\n".
  '  <organizations default="ORG-'.$env{'request.course.id'}.'-'.$now.'">'."\n".
  '    <organization identifier="ORG-'.$env{'request.course.id'}.'-'.$now.'"'.
  ' structure="hierarchical">'."\n".
  '      <title>'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</title>'
      } else {
          $$outcome .= 'An error occurred opening the IMS manifest file.<br />'
  ;
      }
      return $ims_manifest;
  }
  sub build_package {
      my ($now,$navmap,$exportitems,$discussions,$outcome,$tempexport,$copyresult,$ims_manifest) = @_;
  # first iterator to look for dependencies
      my $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
      my $curRes;
      my $count = 0;
      my $depth = 0;
      my $lastcontainer = 0;
      my %parent = ();
      my @dependencies = ();
      my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
      my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
      while ($curRes = $it->next()) {
          if (ref($curRes)) {
              $count ++;
          }
          if ($curRes == $it->BEGIN_MAP()) {
              $depth++;
              $parent{$depth} = $lastcontainer;
          }
          if ($curRes == $it->END_MAP()) {
              $depth--;
              $lastcontainer = $parent{$depth};
          }
          if (ref($curRes)) {
              if ($curRes->is_sequence() || $curRes->is_page()) {
                  $lastcontainer = $count;
              }
              if (grep(/^$count$/,@$exportitems)) {
                  &get_dependencies($exportitems,\%parent,$depth,\@dependencies);
              }
          }
      }
  # second iterator to build manifest and store resources
      $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
      $depth = 0;
      my $prevdepth;
      $count = 0;
      my $imsresources;
      my $pkgdepth;
      while ($curRes = $it->next()) {
          if ($curRes == $it->BEGIN_MAP()) {
              $prevdepth = $depth;
              $depth++;
          }
          if ($curRes == $it->END_MAP()) {
              $prevdepth = $depth;
              $depth--;
          }
          if (ref($curRes)) {
              $count ++;
              if ((grep(/^$count$/,@$exportitems)) || (grep(/^$count$/,@dependencies))) {
                  my $symb = $curRes->symb();
                  my $isvisible = 'true';
                  my $resourceref;
                  if ($curRes->randomout()) {
                      $isvisible = 'false';
                  }
                  unless ($curRes->is_sequence()) {
                      $resourceref = 'identifierref="RES-'.$env{'request.course.id'}.'-'.$count.'"';
                  }
                  my $step = $prevdepth - $depth;
                  if (($step >= 0) && ($count > 1)) {
                      while ($step >= 0) {
                          print $ims_manifest "\n".'  </item>'."\n";
                          $step --;
                      }
                  }
                  $prevdepth = $depth;
                  my $itementry =
                '<item identifier="ITEM-'.$env{'request.course.id'}.'-'.$count.
                '" isvisible="'.$isvisible.'" '.$resourceref.'>'.
                '<title>'.$curRes->title().'</title>';
                  print $ims_manifest "\n".$itementry;
                  unless ($curRes->is_sequence()) {
                      my $content_file;
                      my @hrefs = ();
                      &process_content($count,$curRes,$cdom,$cnum,$symb,\$content_file,\@hrefs,$copyresult,$tempexport);
                      if ($content_file) {
                          $imsresources .= "\n".
                       '   <resource identifier="RES-'.$env{'request.course.id'}.'-'.$count.
                       '" type="webcontent" href="'.$content_file.'">'."\n".
                       '       <file href="'.$content_file.'" />'."\n";
                          foreach my $item (@hrefs) {
                              $imsresources .=
                       '        <file href="'.$item.'" />'."\n";
                          }
                          if (grep(/^$count$/,@$discussions)) {
                              my $ressymb = $symb;
                              my $mode;
                              if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
                                  unless ($ressymb =~ m|adm/wrapper/adm|) {
                                      $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
                                  }
                                  $mode = 'board';
                              }
                              my %extras = (
                                            caller => 'imsexport',
                                            tempexport => $tempexport.'/resources',
                                            count => $count
                                           );
                              my $discresult = &Apache::lonfeedback::list_discussion($mode,undef,$ressymb,\%extras);
                          }
                          $imsresources .= '    </resource>'."\n";
                      }
                  }
                  $pkgdepth = $depth;
              }
          }
      }
      while ($pkgdepth > 0) {
          print $ims_manifest "    </item>\n";
          $pkgdepth --;
      }
      my $resource_text = qq|
      </organization>
    </organizations>
    <resources>
      $imsresources
    </resources>
  </manifest>
      |;
      print $ims_manifest $resource_text;
  }
  sub get_dependencies {
      my ($exportitems,$parent,$depth,$dependencies) = @_;
      if ($depth > 1) {
          if ((!grep(/^$$parent{$depth}$/,@$exportitems)) && (!grep(/^$$parent{$depth}$/,@$dependencies))) {
              push(@{$dependencies},$$parent{$depth});
              if ($depth > 2) {
                  &get_dependencies($exportitems,$parent,$depth-1,$dependencies);
              }
          }
      }
  }
  sub process_content {
      my ($count,$curRes,$cdom,$cnum,$symb,$content_file,$href,$copyresult,$tempexport) = @_;
      my $content_type;
      my $message;
      my @uploads = ();
      if ($curRes->is_sequence()) {
          $content_type = 'sequence';
      } elsif ($curRes->is_page()) {
          $content_type = 'page'; # need to handle individual items in pages.
      } elsif ($symb =~ m-public/$cdom/$cnum/syllabus$-) {
          $content_type = 'syllabus';
          my $contents = &Apache::imsexport::templatedpage($content_type);
          if ($contents) {
              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
          }
      } elsif ($symb =~ m-\.sequence___\d+___ext-) {
          $content_type = 'external';
          my $title = $curRes->title;
          my $contents =  &Apache::imsexport::external($symb,$title);
          if ($contents) {
              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
          }
      } elsif ($symb =~ m-adm/navmaps$-) {
          $content_type =  'navmap';
      } elsif ($symb =~ m-adm/[^/]+/[^/]+/(\d+)/smppg$-) {
          $content_type = 'simplepage';
          my $contents = &Apache::imsexport::templatedpage($content_type,$1,$count,\@uploads);
          if ($contents) {
              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
          }
      } elsif ($symb =~ m-lib/templates/simpleproblem\.problem$-) {
          $content_type = 'simpleproblem';
          my $contents =  &Apache::imsexport::simpleproblem($symb);
          if ($contents) {
              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
          }
      } elsif ($symb =~ m-lib/templates/examupload\.problem$-) {
          $content_type = 'examupload';
      } elsif ($symb =~ m-adm/($match_domain)/($match_username)/(\d+)/bulletinboard$-) {
          $content_type = 'bulletinboard';
          my $contents =  &Apache::imsexport::templatedpage($content_type,$3,$count,\@uploads,$1,$2);
          if ($contents) {
              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
          }
      } elsif ($symb =~ m-adm/([^/]+)/([^/]+)/aboutme$-) {
          $content_type = 'aboutme';
          my $contents =  &Apache::imsexport::templatedpage($content_type,undef,$count,\@uploads,$1,$2);
          if ($contents) {
              $$content_file = &store_template($contents,$tempexport,$count,$content_type);
          }
      } elsif ($symb =~ m-\.(sequence|page)___\d+___uploaded/$cdom/$cnum/-) {
          $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
      } elsif ($symb =~ m-\.(sequence|page)___\d+___([^/]+)/([^/]+)-) {
          my $canedit = 0;
          if ($2 eq $env{'user.domain'} && $3 eq $env{'user.name'})  {
              $canedit= 1;
          }
  # only include problem code where current user is author
          if ($canedit) {
              $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'resource');
          } else {
              $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'noedit');
          }
      } elsif ($symb =~ m-uploaded/$cdom/$cnum-) {
          $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
      }
      if (@uploads > 0) {
          foreach my $item (@uploads) {
              my $uploadmsg = '';
              &replicate_content($cdom,$cnum,$tempexport,$item,$count,\$uploadmsg,$href,'templateupload');
              if ($uploadmsg) {
                  $$copyresult .= $uploadmsg."\n";
              }
          }
      }
      if ($message) {
          $$copyresult .= $message."\n";
      }
  }
  sub replicate_content {
      my ($cdom,$cnum,$tempexport,$symb,$count,$message,$href,$caller) = @_;
      my ($map,$ind,$url);
      if ($caller eq 'templateupload') {
          $url = $symb;
          $url =~ s#//#/#g;
      } else {
          ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
      }
      my $content;
      my $filename;
      my $repstatus;
      my $content_name;
      if ($url =~ m-/([^/]+)$-) {
          $filename = $1;
          if (!-e $tempexport.'/resources') {
              mkdir($tempexport.'/resources',0700);
          }
          if (!-e $tempexport.'/resources/'.$count) {
              mkdir($tempexport.'/resources/'.$count,0700);
          }
          my $destination = $tempexport.'/resources/'.$count.'/'.$filename;
          my $copiedfile;
          if ($copiedfile = Apache::File->new('>'.$destination)) {
              my $content;
              if ($caller eq 'resource') {
                  my $respath =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';
                  my $filepath = &Apache::lonnet::filelocation($respath,$url);
                  $content = &Apache::lonnet::getfile($filepath);
                  if ($content eq -1) {
                      $$message = 'Could not copy file '.$filename;
                  } else {
                      &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'resource');
                      $repstatus = 'ok';
                  }
              } elsif ($caller eq 'uploaded' || $caller eq 'templateupload') {
                  my $rtncode;
                  $repstatus = &Apache::lonnet::getuploaded('GET',$url,$cdom,$cnum,\$content,$rtncode);
                  if ($repstatus eq 'ok') {
                      if ($url =~ /\.html?$/i) {
                          &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'uploaded');
                      }
                  } else {
                      $$message = 'Could not render '.$url.' server message - '.$rtncode."<br />\n";
                  }
              } elsif ($caller eq 'noedit') {
  # Need to render the resource without the LON-CAPA Internal header and the Post discussion footer, and then set $content equal to this.
                  $repstatus = 'ok';
                  $content = 'Not the owner of this resource';
              }
              if ($repstatus eq 'ok') {
                  print $copiedfile $content;
              }
              close($copiedfile);
          } else {
              $$message = 'Could not open destination file for '.$filename."<br />\n";
          }
      } else {
          $$message = 'Could not determine name of file for '.$symb."<br />\n";
      }
      if ($repstatus eq 'ok') {
          $content_name = 'resources/'.$count.'/'.$filename;
      }
      return $content_name;
  }
  sub extract_media {
      my ($url,$cdom,$cnum,$content,$count,$tempexport,$href,$message,$caller) = @_;
      my ($dirpath,$container);
      my %allfiles = ();
      my %codebase = ();
      if ($url =~ m-(.*/)([^/]+)$-) {
          $dirpath = $1;
          $container = $2;
      } else {
          $dirpath = $url;
          $container = '';
      }
      &Apache::lonnet::extract_embedded_items(undef,\%allfiles,\%codebase,$content);
      foreach my $embed_file (keys(%allfiles)) {
          my $filename;
          if ($embed_file =~ m#([^/]+)$#) {
              $filename = $1;
          } else {
              $filename = $embed_file;
          }
          my $newname = 'res/'.$filename;
          my ($rtncode,$embed_content,$repstatus);
          my $embed_url;
          if ($embed_file =~ m-^/-) {
              $embed_url = $embed_file;           # points to absolute path
          } else {
              if ($embed_file =~ m-https?://-) {
                  next;                           # points to url
              } else {
                  $embed_url = $dirpath.$embed_file;  # points to relative path
              }
          }
          if ($caller eq 'resource') {
              my $respath =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';
              my $embed_path = &Apache::lonnet::filelocation($respath,$embed_url);
              $embed_content = &Apache::lonnet::getfile($embed_path);
              unless ($embed_content eq -1) {
                  $repstatus = 'ok';
              }
          } elsif ($caller eq 'uploaded') {
              $repstatus = &Apache::lonnet::getuploaded('GET',$embed_url,$cdom,$cnum,\$embed_content,$rtncode);
          }
          if ($repstatus eq 'ok') {
              my $destination = $tempexport.'/resources/'.$count.'/res';
              if (!-e "$destination") {
                  mkdir($destination,0755);
              }
              $destination .= '/'.$filename;
              my $copiedfile;
              if ($copiedfile = Apache::File->new('>'.$destination)) {
                  print $copiedfile $embed_content;
                  push(@{$href},'resources/'.$count.'/res/'.$filename);
                  my $attrib_regexp = '';
                  if (@{$allfiles{$embed_file}} > 1) {
                      $attrib_regexp = join('|',@{$allfiles{$embed_file}});
                  } else {
                      $attrib_regexp = $allfiles{$embed_file}[0];
                  }
                  $$content =~ s#($attrib_regexp\s*=\s*['"]?)\Q$embed_file\E(['"]?)#$1$newname$2#gi;
                  if ($caller eq 'resource' && $container =~ /\.(problem|library)$/) {
                      $$content =~ s#\Q$embed_file\E#$newname#gi;
                  }
              }
          } else {
              $$message .= 'replication of embedded file - '.$embed_file.' in '.$url.' failed, reason -'.$rtncode."<br />\n";
          }
      }
      return;
  }
  sub store_template {
      my ($contents,$tempexport,$count,$content_type) = @_;
      if ($contents) {
          if ($tempexport) {
              if (!-e $tempexport.'/resources') {
                  mkdir($tempexport.'/resources',0700);
              }
              if (!-e $tempexport.'/resources/'.$count) {
                  mkdir($tempexport.'/resources/'.$count,0700);
              }
              my $destination = $tempexport.'/resources/'.$count.'/'.$content_type.'.xml';
              my $storetemplate;
              if ($storetemplate = Apache::File->new('>'.$destination)) {
                  print $storetemplate $contents;
                  close($storetemplate);
              }
              if ($content_type eq 'external') {
                  return 'resources/'.$count.'/'.$content_type.'.html';
              } else {
                  return 'resources/'.$count.'/'.$content_type.'.xml';
              }
          }
      }
  }
  sub group_import {
      my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_;
      while (@files) {
  	my ($name, $url, $residx) = @{ shift(@files) };
          if (($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/(default_\d+\.)(page|sequence)$})
  	     && ($caller eq 'londocs')
  	     && (!&Apache::lonnet::stat_file($url))) {
              my $errtext = '';
              my $fatal = 0;
              my $newmapstr = '<map>'."\n".
                              '<resource id="1" src="" type="start"></resource>'."\n".
                              '<link from="1" to="2" index="1"></link>'."\n".
                              '<resource id="2" src="" type="finish"></resource>'."\n".
                              '</map>';
              $env{'form.output'}=$newmapstr;
              my $result=&Apache::lonnet::finishuserfileupload($coursenum,$coursedom,
                                                  'output',$1.$2);
              if ($result != m|^/uploaded/|) {
                  $errtext.='Map not saved: A network error occurred when trying to save the new map. ';
                  $fatal = 2;
              }
              if ($fatal) {
                  return ($errtext,$fatal);
              }
          }
  	if ($url) {
  	    if (!$residx
  		|| defined($LONCAPA::map::zombies[$residx])) {
  		$residx = &LONCAPA::map::getresidx($url,$residx);
  		push(@LONCAPA::map::order, $residx);
  	    }
  	    my $ext = 'false';
  	    if ($url=~m{^http://} || $url=~m{^https://}) { $ext = 'true'; }
  	    $url  = &LONCAPA::map::qtunescape($url);
  	    $name = &LONCAPA::map::qtunescape($name);
  	    $LONCAPA::map::resources[$residx] =
  		join(':', ($name, $url, $ext, 'normal', 'res'));
  	}
      }
      return &storemap($coursenum, $coursedom, $folder.'.'.$container);
  }
  sub breadcrumbs {
      my ($where,$allowed,$type)=@_;
      &Apache::lonhtmlcommon::clear_breadcrumbs();
      my (@folders);
      if ($env{'form.pagepath'}) {
          @folders = split('&',$env{'form.pagepath'});
      } else {
          @folders=split('&',$env{'form.folderpath'});
      }
      my $folderpath;
      my $cpinfo='';
      my $plain='';
      my $randompick=-1;
      my $isencrypted=0;
      my $ishidden=0;
      my $is_random_order=0;
      while (@folders) {
  	my $folder=shift(@folders);
      	my $foldername=shift(@folders);
  	if ($folderpath) {$folderpath.='&';}
  	$folderpath.=$folder.'&'.$foldername;
  	my $url='/adm/coursedocs?folderpath='.
  	    &escape($folderpath);
  	    my $name=&unescape($foldername);
  # randompick number, hidden, encrypted, random order, is appended with ":"s to the foldername
   	    $name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
  	    if ($1 ne '') {
                 $randompick=$1;
              } else {
                 $randompick=-1;
              }
              if ($2) { $ishidden=1; }
              if ($3) { $isencrypted=1; }
  	    if ($4 ne '') { $is_random_order = 1; }
              if ($folder eq 'supplemental') {
                  if ($allowed) {
                      $name = &mt('Supplemental '.$type.' Documents');
                  } else {
                      $name = &mt($type.' Documents');
                  }
              }
  	    &Apache::lonhtmlcommon::add_breadcrumb(
  		      {'href'=>$url.$cpinfo,
  		       'title'=>$name,
  		       'text'=>'<font size="+1">'.
  			   $name.'</font>',
  		       'no_mt'=>1,
  		       });
  	$plain.=$name.' &gt; ';
      }
      $plain=~s/\&gt\;\s*$//;
      return (&Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
  					       'LC_docs_path'),$randompick,$ishidden,$isencrypted,$plain,$is_random_order);
  }
  sub log_docs {
      return &Apache::lonnet::instructor_log('docslog',@_);
  }
  {
      my @oldresources=();
      my @oldorder=();
      my $parmidx;
      my %parmaction=();
      my %parmvalue=();
      my $changedflag;
      sub snapshotbefore {
          @oldresources=@LONCAPA::map::resources;
          @oldorder=@LONCAPA::map::order;
          $parmidx=undef;
          %parmaction=();
          %parmvalue=();
          $changedflag=0;
      }
      sub remember_parms {
          my ($idx,$parameter,$action,$value)=@_;
          $parmidx=$idx;
          $parmaction{$parameter}=$action;
          $parmvalue{$parameter}=$value;
          $changedflag=1;
      }
      sub log_differences {
          my ($plain)=@_;
          my %storehash=('folder' => $plain,
                         'currentfolder' => $env{'form.folder'});
          if ($parmidx) {
             $storehash{'parameter_res'}=$oldresources[$parmidx];
             foreach my $parm (keys(%parmaction)) {
                $storehash{'parameter_action_'.$parm}=$parmaction{$parm};
                $storehash{'parameter_value_'.$parm}=$parmvalue{$parm};
             }
          }
          my $maxidx=$#oldresources;
          if ($#LONCAPA::map::resources>$#oldresources) {
             $maxidx=$#LONCAPA::map::resources;
          }
          for (my $idx=0; $idx<=$maxidx; $idx++) {
             if ($LONCAPA::map::resources[$idx] ne $oldresources[$idx]) {
                $storehash{'before_resources_'.$idx}=$oldresources[$idx];
                $storehash{'after_resources_'.$idx}=$LONCAPA::map::resources[$idx];
                $changedflag=1;
             }
             if ($LONCAPA::map::order[$idx] ne $oldorder[$idx]) {
                $storehash{'before_order_res_'.$idx}=$oldresources[$oldorder[$idx]];
                $storehash{'after_order_res_'.$idx}=$LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
                $changedflag=1;
             }
          }
  	$storehash{'maxidx'}=$maxidx;
          if ($changedflag) { &log_docs(\%storehash); }
      }
  }
  sub docs_change_log {
      my ($r)=@_;
      my $folder=$env{'form.folder'};
      $r->print(&Apache::loncommon::start_page('Course Document Change Log'));
      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Document Change Log'));
      my %docslog=&Apache::lonnet::dump('nohist_docslog',
                                        $env{'course.'.$env{'request.course.id'}.'.domain'},
                                        $env{'course.'.$env{'request.course.id'}.'.num'});
      if ((keys(%docslog))[0]=~/^error\:/) { undef(%docslog); }
      $r->print('<form action="/adm/coursedocs" method="post" name="docslog">'.
                '<input type="hidden" name="docslog" value="1" />');
      my %saveable_parameters = ('show' => 'scalar',);
      &Apache::loncommon::store_course_settings('docs_log',
                                                \%saveable_parameters);
      &Apache::loncommon::restore_course_settings('docs_log',
                                                  \%saveable_parameters);
      if (!$env{'form.show'}) { $env{'form.show'}=10; }
      my %lt=('hiddenresource' => 'Resources hidden',
  	    'encrypturl'     => 'URL hidden',
  	    'randompick'     => 'Randomly pick',
  	    'randomorder'    => 'Randomly ordered',
  	    'set'            => 'set to',
  	    'del'            => 'deleted');
      $r->print(&Apache::loncommon::display_filter().
                '<input type="hidden" name="folder" value="'.$folder.'" />'.
                '<input type="submit" value="'.&mt('Display').'" /></form>');
      $r->print(&Apache::loncommon::start_data_table().&Apache::loncommon::start_data_table_header_row().
                '<th>'.&mt('Time').'</th><th>'.&mt('User').'</th><th>'.&mt('Folder').'</th><th>'.&mt('Before').'</th><th>'.
                &mt('After').'</th>'.
                &Apache::loncommon::end_data_table_header_row());
      my $shown=0;
      foreach my $id (sort { $docslog{$b}{'exe_time'}<=>$docslog{$a}{'exe_time'} } (keys(%docslog))) {
  	if ($env{'form.displayfilter'} eq 'currentfolder') {
  	    if ($docslog{$id}{'logentry'}{'currentfolder'} ne $folder) { next; }
  	}
          my @changes=keys(%{$docslog{$id}{'logentry'}});
          if ($env{'form.displayfilter'} eq 'containing') {
  	    my $wholeentry=$docslog{$id}{'exe_uname'}.':'.$docslog{$id}{'exe_udom'}.':'.
  		&Apache::loncommon::plainname($docslog{$id}{'exe_uname'},$docslog{$id}{'exe_udom'});
  	    foreach my $key (@changes) {
  		$wholeentry.=':'.$docslog{$id}{'logentry'}{$key};
  	    }
  	    if ($wholeentry!~/\Q$env{'form.containingphrase'}\E/i) { next; }
  	}
          my $count = 0;
          my $time =
              &Apache::lonlocal::locallocaltime($docslog{$id}{'exe_time'});
          my $plainname =
              &Apache::loncommon::plainname($docslog{$id}{'exe_uname'},
                                            $docslog{$id}{'exe_udom'});
          my $about_me_link =
              &Apache::loncommon::aboutmewrapper($plainname,
                                                 $docslog{$id}{'exe_uname'},
                                                 $docslog{$id}{'exe_udom'});
          my $send_msg_link='';
          if ((($docslog{$id}{'exe_uname'} ne $env{'user.name'})
               || ($docslog{$id}{'exe_udom'} ne $env{'user.domain'}))) {
              $send_msg_link ='<br />'.
                  &Apache::loncommon::messagewrapper(&mt('Send message'),
                                                     $docslog{$id}{'exe_uname'},
                                                     $docslog{$id}{'exe_udom'});
          }
          $r->print(&Apache::loncommon::start_data_table_row());
          $r->print('<td>'.$time.'</td>
                         <td>'.$about_me_link.
                    '<br /><tt>'.$docslog{$id}{'exe_uname'}.
                                    ':'.$docslog{$id}{'exe_udom'}.'</tt>'.
                    $send_msg_link.'</td><td>'.
                    $docslog{$id}{'logentry'}{'folder'}.'</td><td>');
  # Before
  	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
  	    my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
  	    my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
  	    if ($oldname ne $newname) {
  		$r->print(&LONCAPA::map::qtescape($oldname));
  	    }
  	}
  	$r->print('<ul>');
  	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
              if ($docslog{$id}{'logentry'}{'before_order_res_'.$idx}) {
  		$r->print('<li>'.&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'before_order_res_'.$idx}))[0]).'</li>');
  	    }
  	}
  	$r->print('</ul>');
  # After
          $r->print('</td><td>');
  	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
  	    my $oldname=(split(/\:/,$docslog{$id}{'logentry'}{'before_resources_'.$idx}))[0];
  	    my $newname=(split(/\:/,$docslog{$id}{'logentry'}{'after_resources_'.$idx}))[0];
  	    if ($oldname ne '' && $oldname ne $newname) {
  		$r->print(&LONCAPA::map::qtescape($newname));
  	    }
  	}
  	$r->print('<ul>');
  	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
              if ($docslog{$id}{'logentry'}{'after_order_res_'.$idx}) {
  		$r->print('<li>'.&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'after_order_res_'.$idx}))[0]).'</li>');
  	    }
  	}
  	$r->print('</ul>');
  	if ($docslog{$id}{'logentry'}{'parameter_res'}) {
  	    $r->print(&LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'parameter_res'}))[0]).':<ul>');
  	    foreach my $parameter ('randompick','hiddenresource','encrypturl','randomorder') {
  		if ($docslog{$id}{'logentry'}{'parameter_action_'.$parameter}) {
  		    $r->print('<li>'.
  			      &mt($lt{$parameter}.' '.$lt{$docslog{$id}{'logentry'}{'parameter_action_'.$parameter}}.' [_1]',
  				  $docslog{$id}{'logentry'}{'parameter_value_'.$parameter})
  			      .'</li>');
  		}
  	    }
  	    $r->print('</ul>');
  	}
  # End
          $r->print('</td>'.&Apache::loncommon::end_data_table_row());
          $shown++;
          if (!($env{'form.show'} eq &mt('all')
                || $shown<=$env{'form.show'})) { last; }
      }
      $r->print(&Apache::loncommon::end_data_table());
  }
  sub update_paste_buffer {
      my ($coursenum,$coursedom) = @_;
      return if (!defined($env{'form.markcopy'}));
      return if (!defined($env{'form.copyfolder'}));
      return if ($env{'form.markcopy'} < 0);
      my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
  				    $env{'form.copyfolder'});
      return if ($fatal);
  # Mark for copying
      my ($title,$url)=split(':',$LONCAPA::map::resources[$LONCAPA::map::order[$env{'form.markcopy'}]]);
      if (&is_supplemental_title($title)) {
          &Apache::lonnet::appenv({'docs.markedcopy_supplemental' => $title});
  	($title) = &parse_supplemental_title($title);
      } elsif ($env{'docs.markedcopy_supplemental'}) {
          &Apache::lonnet::delenv('docs\\.markedcopy_supplemental');
      }
      $url=~s{http(&colon;|:)//https(&colon;|:)//}{https$2//};
      &Apache::lonnet::appenv({'docs.markedcopy_title' => $title,
  			    'docs.markedcopy_url'   => $url});
      delete($env{'form.markcopy'});
  }
  sub print_paste_buffer {
      my ($r,$container) = @_;
      return if (!defined($env{'docs.markedcopy_url'}));
      $r->print(<<ENDPASTE);
  <form name="pasteform" action="/adm/coursedocs" method="post"><p>
  ENDPASTE
      $r->print('<input type="submit" name="pastemarked" value="'.&mt('Paste').'" /> ');
      my $type;
      if ($env{'docs.markedcopy_url'} =~ m{^(?:/adm/wrapper/ext|(?:http|https)(?:&colon;|:))//} ) {
  	$type = &mt('External Resource');
  	$r->print($type.': '.
  		  &LONCAPA::map::qtescape($env{'docs.markedcopy_title'}).' ('.
  		  &LONCAPA::map::qtescape($env{'docs.markedcopy_url'}).')');
      }  else {
  	my $extension = (split(/\./,$env{'docs.markedcopy_url'}))[-1];
  	my $icon = &Apache::loncommon::icon($extension);
  	if ($extension eq 'sequence' &&
  	    $env{'docs.markedcopy_url'} =~ m{/default_\d+\.sequence$ }x) {
  	    $icon = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
  	    $icon .= '/folder_closed.gif';
  	}
  	$icon = '<img src="'.$icon.'" alt="" class="LC_icon" />';
  	$r->print($icon.$type.': '.  &parse_supplemental_title(&LONCAPA::map::qtescape($env{'docs.markedcopy_title'})));
      }
      if ($container eq 'page') {
  	$r->print('
  	<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />
  	<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />
  ');
      } else {
  	$r->print('
          <input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />
  ');
      }
      $r->print('</p></form>');
  }
  sub do_paste_from_buffer {
      my ($coursenum,$coursedom,$folder) = @_;
      if (!$env{'form.pastemarked'}) {
          return;
      }
  # paste resource to end of list
      my $url=&LONCAPA::map::qtescape($env{'docs.markedcopy_url'});
      my $title=&LONCAPA::map::qtescape($env{'docs.markedcopy_title'});
  # Maps need to be copied first
      if (($url=~/\.(page|sequence)$/) && ($url=~/^\/uploaded\//)) {
  	$title=&mt('Copy of').' '.$title;
  	my $newid=$$.int(rand(100)).time;
  	my ($oldid,$ext) = ($url=~/^(.+)\.(\w+)$/);
          if ($oldid =~ m{^(/uploaded/\Q$coursedom\E/\Q$coursenum\E/)(\D+)(\d+)$}) {
              my $path = $1;
              my $prefix = $2;
              my $ancestor = $3;
              if (length($ancestor) > 10) {
                  $ancestor = substr($ancestor,-10,10);
              }
              $oldid = $path.$prefix.$ancestor;
          }
          my $counter = 0;
          my $newurl=$oldid.$newid.'.'.$ext;
          my $is_unique = &uniqueness_check($newurl);
          while (!$is_unique && $counter < 100) {
              $counter ++;
              $newid ++;
              $newurl = $oldid.$newid;
              $is_unique = &uniqueness_check($newurl);
          }
          if (!$is_unique) {
              if ($url=~/\.page$/) {
                  return &mt('Paste failed: an error occurred creating a unique URL for the composite page');
              } else {
                  return &mt('Paste failed: an error occurred creating a unique URL for the folder');
              }
          }
  	my $storefn=$newurl;
  	$storefn=~s{^/\w+/$match_domain/$match_username/}{};
  	my $paste_map_result =
              &Apache::lonclonecourse::writefile($env{'request.course.id'},$storefn,
  					       &Apache::lonnet::getfile($url));
          if ($paste_map_result eq '/adm/notfound.html') {
              if ($url=~/\.page$/) {
                  return &mt('Paste failed: an error occurred saving the composite page');
              } else {
                  return &mt('Paste failed: an error occurred saving the folder');
              }
          }
  	$url = $newurl;
      }
  # published maps can only exists once, so remove it from paste buffer when done
      if (($url=~/\.(page|sequence)$/) && ($url=~m {^/res/})) {
  	&Apache::lonnet::delenv('docs\\.markedcopy');
      }
      if ($url=~ m{/smppg$}) {
  	my $db_name = &Apache::lonsimplepage::get_db_name($url);
  	if ($db_name =~ /^smppage_/) {
  	    #simple pages, need to copy the db contents to a new one.
  	    my %contents=&Apache::lonnet::dump($db_name,$coursedom,$coursenum);
  	    my $now = time();
  	    $db_name =~ s{_\d*$ }{_$now}x;
  	    my $result=&Apache::lonnet::put($db_name,\%contents,
  					    $coursedom,$coursenum);
  	    $url =~ s{/(\d*)/smppg$ }{/$now/smppg}x;
  	    $title=&mt('Copy of').' '.$title;
  	}
      }
      $title = &LONCAPA::map::qtunescape($title);
      my $ext='false';
      if ($url=~m{^http(|s)://}) { $ext='true'; }
      $url       = &LONCAPA::map::qtunescape($url);
  # Now insert the URL at the bottom
      my $newidx = &LONCAPA::map::getresidx($url);
      if ($env{'docs.markedcopy_supplemental'}) {
          if ($folder =~ /^supplemental/) {
              $title = $env{'docs.markedcopy_supplemental'};
          } else {
              (undef,undef,$title) =
                  &parse_supplemental_title($env{'docs.markedcopy_supplemental'});
          }
      } else {
          if ($folder=~/^supplemental/) {
             $title=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
                    $env{'user.domain'}.'___&&&___'.$title;
          }
      }
      $LONCAPA::map::resources[$newidx]= 	$title.':'.$url.':'.$ext.':normal:res';
      push(@LONCAPA::map::order, $newidx);
      return 'ok';
  # Store the result
  }
  sub uniqueness_check {
      my ($newurl) = @_;
      my $unique = 1;
      foreach my $res (@LONCAPA::map::order) {
          my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
          $url=&LONCAPA::map::qtescape($url);
          if ($newurl eq $url) {
              $unique = 0;
              last;
          }
      }
      return $unique;
  }
  my %parameter_type = ( 'randompick'     => 'int_pos',
  		       'hiddenresource' => 'string_yesno',
  		       'encrypturl'     => 'string_yesno',
  		       'randomorder'    => 'string_yesno',);
  my $valid_parameters_re = join('|',keys(%parameter_type));
  # set parameters
  sub update_parameter {
      return 0 if ($env{'form.changeparms'} !~ /^($valid_parameters_re)$/);
      my $which = $env{'form.changeparms'};
      my $idx = $env{'form.setparms'};
      if ($env{'form.'.$which.'_'.$idx}) {
  	my $value = ($which eq 'randompick') ? $env{'form.'.$which.'_'.$idx}
  	                                     : 'yes';
  	&LONCAPA::map::storeparameter($idx, 'parameter_'.$which, $value,
  				      $parameter_type{$which});
  	&remember_parms($idx,$which,'set',$value);
      } else {
  	&LONCAPA::map::delparameter($idx,'parameter_'.$which);
  	&remember_parms($idx,$which,'del');
      }
      return 1;
  }
  sub handle_edit_cmd {
      my ($coursenum,$coursedom) =@_;
      my ($cmd,$idx)=split('_',$env{'form.cmd'});
      my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
      my ($title, $url, @rrest) = split(':', $ratstr);
      if ($cmd eq 'del') {
  	if (($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) &&
  	    ($url!~/\.(page|sequence|problem|exam|quiz|assess|survey|form|library|task)$/)) {
  	    &Apache::lonnet::removeuploadedurl($url);
  	} else {
  	    &LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
  	}
  	splice(@LONCAPA::map::order, $idx, 1);
      } elsif ($cmd eq 'cut') {
  	&LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
  	splice(@LONCAPA::map::order, $idx, 1);
      } elsif ($cmd eq 'up'
  	     && ($idx) && (defined($LONCAPA::map::order[$idx-1]))) {
  	@LONCAPA::map::order[$idx-1,$idx] = @LONCAPA::map::order[$idx,$idx-1];
      } elsif ($cmd eq 'down'
  	     && defined($LONCAPA::map::order[$idx+1])) {
  	@LONCAPA::map::order[$idx+1,$idx] = @LONCAPA::map::order[$idx,$idx+1];
      } elsif ($cmd eq 'rename') {
  	my $comment = &LONCAPA::map::qtunescape($env{'form.title'});
  	if ($comment=~/\S/) {
  	    $LONCAPA::map::resources[$LONCAPA::map::order[$idx]]=
  		$comment.':'.join(':', $url, @rrest);
  	}
  # Devalidate title cache
  	my $renamed_url=&LONCAPA::map::qtescape($url);
  	&Apache::lonnet::devalidate_title_cache($renamed_url);
      } else {
  	return 0;
      }
      return 1;
  }
  sub editor {
      my ($r,$coursenum,$coursedom,$folder,$allowed,$upload_output,$type)=@_;
      my $container= ($env{'form.pagepath'}) ? 'page'
  		                           : 'sequence';
      my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
  				    $folder.'.'.$container);
      return $errtext if ($fatal);
      if ($#LONCAPA::map::order<1) {
  	my $idx=&LONCAPA::map::getresidx();
  	if ($idx<=0) { $idx=1; }
         	$LONCAPA::map::order[0]=$idx;
          $LONCAPA::map::resources[$idx]='';
      }
      my ($breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order)=
  	&breadcrumbs($folder,$allowed,$type);
      $r->print($breadcrumbtrail);
  # ------------------------------------------------------------ Process commands
  # ---------------- if they are for this folder and user allowed to make changes
      if (($allowed) && ($env{'form.folder'} eq $folder)) {
  # set parameters and change order
  	&snapshotbefore();
  	if (&update_parameter()) {
  	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
  	    return $errtext if ($fatal);
  	}
  	if ($env{'form.newpos'} && $env{'form.currentpos'}) {
  # change order
  	    my $res = splice(@LONCAPA::map::order,$env{'form.currentpos'}-1,1);
  	    splice(@LONCAPA::map::order,$env{'form.newpos'}-1,0,$res);
  	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
  	    return $errtext if ($fatal);
  	}
  	if ($env{'form.pastemarked'}) {
              my $paste_res =
                  &do_paste_from_buffer($coursenum,$coursedom,$folder);
              if ($paste_res eq 'ok') {
                  ($errtext,$fatal) = &storemap($coursenum,$coursedom,$folder.'.'.$container);
                  return $errtext if ($fatal);
              } elsif ($paste_res ne '') {
                  $r->print('<p><span class="LC_error">'.$paste_res.'</span></p>');
              }
  	}
  	$r->print($upload_output);
  	if (&handle_edit_cmd()) {
  	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
  	    return $errtext if ($fatal);
  	}
  # Group import/search
  	if ($env{'form.importdetail'}) {
  	    my @imports;
  	    foreach my $item (split(/\&/,$env{'form.importdetail'})) {
  		if (defined($item)) {
  		    my ($name,$url,$residx)=
  			map {&unescape($_)} split(/\=/,$item);
  		    push(@imports, [$name, $url, $residx]);
  		}
  	    }
  	    ($errtext,$fatal)=&group_import($coursenum, $coursedom, $folder,
  					    $container,'londocs',@imports);
  	    return $errtext if ($fatal);
  	}
  # Loading a complete map
  	if ($env{'form.loadmap'}) {
  	    if ($env{'form.importmap'}=~/\w/) {
  		foreach my $res (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$env{'form.importmap'}))) {
  		    my ($title,$url,$ext,$type)=split(/\:/,$res);
  		    my $idx=&LONCAPA::map::getresidx($url);
  		    $LONCAPA::map::resources[$idx]=$res;
  		    $LONCAPA::map::order[$#LONCAPA::map::order+1]=$idx;
  		}
  		($errtext,$fatal)=&storemap($coursenum,$coursedom,
  					    $folder.'.'.$container);
  		return $errtext if ($fatal);
  	    } else {
  		$r->print('<p><span class="LC_error">'.&mt('No map selected.').'</span></p>');
  	    }
  	}
  	&log_differences($plain);
      }
  # ---------------------------------------------------------------- End commands
  # ---------------------------------------------------------------- Print screen
      my $idx=0;
      my $shown=0;
      if (($ishidden) || ($isencrypted) || ($randompick>=0) || ($is_random_order)) {
  	$r->print('<p>'.&mt('Parameters').':<ul>'.
  		  ($randompick>=0?'<li>'.&mt('randomly pick [_1] resources',$randompick).'</li>':'').
  		  ($ishidden?'<li>'.&mt('contents hidden').'</li>':'').
  		  ($isencrypted?'<li>'.&mt('URLs hidden').'</li>':'').
  		  '</ul></p>');
      }
      if ($randompick>=0) {
  	$r->print('<p>'.&mt('Caution: this folder is set to randomly pick a subset of resources. Adding or removing resources from this folder will change the set of resources that the students see, resulting in spurious or missing credit for completed problems, not limited to ones you modify. Do not modify the contents of this folder if it is in active student use.').'</p>');
      }
      if ($is_random_order) {
  	$r->print('<p>'.&mt('Caution: this folder is set to randomly order its contents. Adding or removing resources from this folder will change the order of resources shown.').'</p>');
      }
      $r->print('<table class="LC_docs_editor">');
      foreach my $res (@LONCAPA::map::order) {
  	my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$res]);
  	$name=&LONCAPA::map::qtescape($name);
  	$url=&LONCAPA::map::qtescape($url);
  	unless ($name) {  $name=(split(/\//,$url))[-1]; }
  	unless ($name) { $idx++; next; }
  	$r->print(&entryline($idx,$name,$url,$folder,$allowed,$res,
  			     $coursenum));
  	$idx++;
  	$shown++;
      }
      unless ($shown) {
  	$r->print('<tr><td>'.&mt('Currently no documents.').'</td></tr>');
      }
      $r->print("\n</table>\n");
      if ($allowed) {
          &print_paste_buffer($r,$container);
      }
      return;
  }
  sub process_file_upload {
      my ($upload_output,$coursenum,$coursedom,$allfiles,$codebase,$uploadcmd) = @_;
  # upload a file, if present
      my $parseaction;
     if ($env{'form.parserflag'}) {
          $parseaction = 'parse';
      }
      my $phase_status;
      my $folder=$env{'form.folder'};
      if ($folder eq '') {
          $folder='default';
      }
      if ( ($folder=~/^$uploadcmd/) || ($uploadcmd eq 'default') ) {
          my $errtext='';
          my $fatal=0;
          my $container='sequence';
          if ($env{'form.pagepath'}) {
              $container='page';
          }
          ($errtext,$fatal)=
                &mapread($coursenum,$coursedom,$folder.'.'.$container);
          if ($#LONCAPA::map::order<1) {
              $LONCAPA::map::order[0]=1;
              $LONCAPA::map::resources[1]='';
          }
          if ($fatal) {
              return 'failed';
          }
          my $destination = 'docs/';
          if ($folder =~ /^supplemental/) {
              $destination = 'supplemental/';
          }
          if (($folder eq 'default') || ($folder eq 'supplemental')) {
              $destination .= 'default/';
          } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
              $destination .=  $2.'/';
          }
  # this is for a course, not a user, so set coursedoc flag
  # probably the only place in the system where this should be "1"
          my $newidx=&LONCAPA::map::getresidx();
          $destination .= $newidx;
          my $url=&Apache::lonnet::userfileupload('uploaddoc',1,$destination,
  						$parseaction,$allfiles,
  						$codebase);
          my $ext='false';
          if ($url=~m{^http://}) { $ext='true'; }
  	$url     = &LONCAPA::map::qtunescape($url);
          my $comment=$env{'form.comment'};
  	$comment = &LONCAPA::map::qtunescape($comment);
          if ($folder=~/^supplemental/) {
                $comment=time.'___&&&___'.$env{'user.name'}.'___&&&___'.
                    $env{'user.domain'}.'___&&&___'.$comment;
          }
          $LONCAPA::map::resources[$newidx]=
  	    $comment.':'.$url.':'.$ext.':normal:res';
          $LONCAPA::map::order[$#LONCAPA::map::order+1]= $newidx;
          ($errtext,$fatal)=&storemap($coursenum,$coursedom,
  				    $folder.'.'.$container);
          if ($fatal) {
              $$upload_output .= '<p><span class="LC_error">'.$errtext.'</span></p>';
              return 'failed';
          } else {
              if ($parseaction eq 'parse') {
                  my $total_embedded = keys(%{$allfiles});
                  if ($total_embedded > 0) {
                      my $num = 0;
  		    my $state = '
     <input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />
     <input type="hidden" name="cmd" value="upload_embedded" />
     <input type="hidden" name="newidx" value="'.$newidx.'" />
     <input type="hidden" name="primaryurl" value="'.&escape($url).'" />
     <input type="hidden" name="phasetwo" value="'.$total_embedded.'" />';
  		    $phase_status = 'phasetwo';
                      $$upload_output .=
  			'This file contains embedded multimedia objects, which need to be uploaded to LON-CAPA.<br />'.
  			&Apache::loncommon::ask_for_embedded_content(
                              '/adm/coursedocs',$state,$allfiles,$codebase);
                  } else {
                      $$upload_output .= 'No embedded items identified<br />';
                  }
              }
          }
      }
      return $phase_status;
  }
  sub process_secondary_uploads {
      my ($upload_output,$coursedom,$coursenum,$formname,$num,$newidx) = @_;
      my $folder=$env{'form.folder'};
      my $destination = 'docs/';
      if ($folder =~ /^supplemental/) {
          $destination = 'supplemental/';
      }
      if (($folder eq 'default') || ($folder eq 'supplemental')) {
          $destination .= 'default/';
      } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
          $destination .=  $2.'/';
      }
      $destination .= $newidx;
      my ($url,$filename);
      $url=&Apache::lonnet::userfileupload($formname.$num,1,$destination);
      ($filename) = ($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E/\Q$destination\E/(.+)$});
      return $filename;
  }
  sub is_supplemental_title {
      my ($title) = @_;
      return scalar($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/);
  }
  sub parse_supplemental_title {
      my ($title) = @_;
      my ($foldertitle,$renametitle);
      if ($title =~ /&amp;&amp;&amp;/) {
  	$title = &HTML::Entites::decode($title);
      }
   if ($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/) {
  	$renametitle=$4;
  	my ($time,$uname,$udom) = ($1,$2,$3);
  	$foldertitle=&Apache::lontexconvert::msgtexconverted($4);
  	my $name =  &Apache::loncommon::plainname($uname,$udom);
  	$name = &HTML::Entities::encode($name,'"<>&\'');
  	$title='<i>'.&Apache::lonlocal::locallocaltime($time).'</i> '.
  	    $name.': <br />'.$foldertitle;
      }
      if (wantarray) {
  	return ($title,$foldertitle,$renametitle);
      }
      return $title;
  }
  # --------------------------------------------------------------- An entry line
  sub entryline {
      my ($index,$title,$url,$folder,$allowed,$residx,$coursenum)=@_;
      my ($foldertitle,$pagetitle,$renametitle);
      if (&is_supplemental_title($title)) {
  	($title,$foldertitle,$renametitle) = &parse_supplemental_title($title);
  	$pagetitle = $foldertitle;
      } else {
  	$title=&HTML::Entities::encode($title,'"<>&\'');
  	$renametitle=$title;
  	$foldertitle=$title;
  	$pagetitle=$title;
      }
      my $orderidx=$LONCAPA::map::order[$index];
      $renametitle=~s/\\/\\\\/g;
      $renametitle=~s/\&quot\;/\\\"/g;
      $renametitle=~s/ /%20/g;
      my $line='<tr>';
      my ($form_start,$form_end);
  # Edit commands
      my ($container, $type, $esc_path, $path, $symb);
      if ($env{'form.folderpath'}) {
  	$type = 'folder';
          $container = 'sequence';
  	$esc_path=&escape($env{'form.folderpath'});
  	$path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
  	# $htmlfoldername=&HTML::Entities::encode($env{'form.foldername'},'<>&"');
      }
      if ($env{'form.pagepath'}) {
          $type = $container = 'page';
          $esc_path=&escape($path = $env{'form.pagepath'});
  	$path = &HTML::Entities::encode($env{'form.pagepath'},'<>&"');
          $symb=&escape($env{'form.pagesymb'});
      }
      my $cpinfo='';
      if ($allowed) {
  	my $incindex=$index+1;
  	my $selectbox='';
  	if (($folder!~/^supplemental/) &&
  	    ($#LONCAPA::map::order>0) &&
  	    ((split(/\:/,
  	     $LONCAPA::map::resources[$LONCAPA::map::order[0]]))[1]
  	     ne '') &&
  	    ((split(/\:/,
  	     $LONCAPA::map::resources[$LONCAPA::map::order[1]]))[1]
  	     ne '')) {
  	    $selectbox=
  		'<input type="hidden" name="currentpos" value="'.$incindex.'" />'.
  		'<select name="newpos" onChange="this.form.submit()">';
  	    for (my $i=1;$i<=$#LONCAPA::map::order+1;$i++) {
  		if ($i==$incindex) {
  		    $selectbox.='<option value="" selected="1">('.$i.')</option>';
  		} else {
  		    $selectbox.='<option value="'.$i.'">'.$i.'</option>';
  		}
  	    }
  	    $selectbox.='</select>';
  	}
  	my %lt=&Apache::lonlocal::texthash(
                  'up' => 'Move Up',
  		'dw' => 'Move Down',
  		'rm' => 'Remove',
                  'ct' => 'Cut',
  		'rn' => 'Rename',
  		'cp' => 'Copy');
  	my $nocopy=0;
          my $nocut=0;
          if ($url=~/\.(page|sequence)$/) {
  	    if ($url =~ m{/res/}) {
  		# no copy for published maps
  		$nocopy = 1;
  	    } else {
  		foreach my $item (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$url),1)) {
  		    my ($title,$url,$ext,$type)=split(/\:/,$item);
  		    if (($url=~/\.(page|sequence)/) && ($type ne 'zombie')) {
  			$nocopy=1;
  			last;
  		    }
  		}
  	    }
  	}
          if ($url=~/^\/res\/lib\/templates\//) {
             $nocopy=1;
             $nocut=1;
          }
          my $copylink='&nbsp;';
          my $cutlink='&nbsp;';
  	my $skip_confirm = 0;
  	if ( $folder =~ /^supplemental/
  	     || ($url =~ m{( /smppg$
  			    |/syllabus$
  			    |/aboutme$
  			    |/navmaps$
  			    |/bulletinboard$
  			    |\.html$
  			    |^/adm/wrapper/ext)}x)) {
  	    $skip_confirm = 1;
  	}
  	if (!$nocopy) {
  	    $copylink=(<<ENDCOPY);
  <a href='javascript:markcopy("$esc_path","$index","$renametitle","$container","$symb","$folder");' class="LC_docs_copy">$lt{'cp'}</a>
  ENDCOPY
          }
  	if (!$nocut) {
  	    $cutlink=(<<ENDCUT);
  <a href='javascript:cutres("$esc_path","$index","$renametitle","$container","$symb","$folder",$skip_confirm);' class="LC_docs_cut">$lt{'ct'}</a>
  ENDCUT
          }
  	$form_start = (<<END);
     <form  action="/adm/coursedocs" method="post">
     <input type="hidden" name="${type}path" value="$path" />
     <input type="hidden" name="${type}symb" value="$symb" />
     <input type="hidden" name="setparms" value="$orderidx" />
     <input type="hidden" name="changeparms" value="0" />
  END
          $form_end = '</form>';
  	$line.=(<<END);
  <td>
     <table class="LC_docs_entry_move">
        <tr>
           <td>
              <a href='/adm/coursedocs?cmd=up_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb$cpinfo'><img src="${iconpath}move_up.gif" alt='$lt{'up'}' class="LC_icon" /></a>
           </td>
        </tr>
        <tr>
          <td>
             <a href='/adm/coursedocs?cmd=down_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb$cpinfo'><img src="${iconpath}move_down.gif" alt='$lt{'dw'}' class="LC_icon" /></a>
          </td>
        </tr>
      </table>
  </td>
  <td>
     $form_start
     $selectbox
     $form_end
  </td>
  <td class="LC_docs_entry_commands">
     <a href='javascript:removeres("$esc_path","$index","$renametitle","$container","$symb",$skip_confirm);' class="LC_docs_remove">$lt{'rm'}</a>
  $cutlink
     <a href='javascript:changename("$esc_path","$index","$renametitle","$container","$symb");' class="LC_docs_rename">$lt{'rn'}</a>
  $copylink
  </td>
  END
      }
  # Figure out what kind of a resource this is
      my ($extension)=($url=~/\.(\w+)$/);
      my $uploaded=($url=~/^\/*uploaded\//);
      my $icon=&Apache::loncommon::icon($url);
      my $isfolder=0;
      my $ispage=0;
      my $folderarg;
      my $pagearg;
      my $pagefile;
      if ($uploaded) {
  	if ($extension eq 'sequence') {
  	    $icon=$iconpath.'/folder_closed.gif';
  	    $url=~/\Q$coursenum\E\/([\/\w]+)\.sequence$/;
  	    $url='/adm/coursedocs?';
  	    $folderarg=$1;
  	    $isfolder=1;
          } elsif ($extension eq 'page') {
              $icon=$iconpath.'/page.gif';
              $url=~/\Q$coursenum\E\/([\/\w]+)\.page$/;
              $pagearg=$1;
              $url='/adm/coursedocs?';
              $ispage=1;
  	} else {
  	    &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);
  	}
      }
      my $orig_url = $url;
      my $external = ($url=~s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/});
      if ((!$isfolder) && ($residx) && ($folder!~/supplemental/) && (!$ispage)) {
  	my $symb=&Apache::lonnet::symbclean(
            &Apache::lonnet::declutter('uploaded/'.
             $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
             $env{'course.'.$env{'request.course.id'}.'.num'}.'/'.$folder.
             '.sequence').
             '___'.$residx.'___'.
  	   &Apache::lonnet::declutter($url));
  	(undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
  	$url=&Apache::lonnet::clutter($url);
  	if ($url=~/^\/*uploaded\//) {
  	    $url=~/\.(\w+)$/;
  	    my $embstyle=&Apache::loncommon::fileembstyle($1);
  	    if (($embstyle eq 'img') || ($embstyle eq 'emb')) {
  		$url='/adm/wrapper'.$url;
  	    } elsif ($embstyle eq 'ssi') {
  		#do nothing with these
  	    } elsif ($url!~/\.(sequence|page)$/) {
  		$url='/adm/coursedocs/showdoc'.$url;
  	    }
  	} elsif ($url=~m|^/ext/|) {
  	    $url='/adm/wrapper'.$url;
  	    $external = 1;
  	}
          if (&Apache::lonnet::symbverify($symb,$url)) {
  	    $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
          } else {
              $url='';
          }
  	if ($container eq 'page') {
  	    my $symb=$env{'form.pagesymb'};
  	    $url=&Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
  	    $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
  	}
      }
      my ($parameterset,$rand_order_text) = ('&nbsp;', '&nbsp;');
      if ($isfolder || $extension eq 'sequence') {
  	my $foldername=&escape($foldertitle);
  	my $folderpath=$env{'form.folderpath'};
  	if ($folderpath) { $folderpath.='&' };
  # Append randompick number, hidden, and encrypted with ":" to foldername,
  # so it gets transferred between levels
  	$folderpath.=$folderarg.'&'.$foldername.':'.(&LONCAPA::map::getparameter($orderidx,
                                                'parameter_randompick'))[0]
                                                 .':'.((&LONCAPA::map::getparameter($orderidx,
                                                'parameter_hiddenresource'))[0]=~/^yes$/i)
                                                 .':'.((&LONCAPA::map::getparameter($orderidx,
                                                'parameter_encrypturl'))[0]=~/^yes$/i)
                                                 .':'.((&LONCAPA::map::getparameter($orderidx,
                                                'parameter_randomorder'))[0]=~/^yes$/i);
  	$url.='folderpath='.&escape($folderpath).$cpinfo;
  	$parameterset='<label>'.&mt('Randomly Pick: ').
  	    '<input type="text" size="4" onChange="this.form.changeparms.value='."'randompick'".';this.form.submit()" name="randompick_'.$orderidx.'" value="'.
  	    (&LONCAPA::map::getparameter($orderidx,
                                                'parameter_randompick'))[0].
                                                '" />'.
  '<a href="javascript:void(0)">'.&mt('Save').'</a></label>';
      	my $ro_set=
  	    ((&LONCAPA::map::getparameter($orderidx,'parameter_randomorder'))[0]=~/^yes$/i?' checked="checked"':'');
  	$rand_order_text ='
  <span class="LC_nobreak"><label><input type="checkbox" name="randomorder_'.$orderidx.'" onClick="this.form.changeparms.value=\'randomorder\';this.form.submit()" '.$ro_set.' /> '.&mt('Random Order').' </label></span>';
      }
      if ($ispage) {
          my $pagename=&escape($pagetitle);
          my $pagepath;
          my $folderpath=$env{'form.folderpath'};
          if ($folderpath) { $pagepath = $folderpath.'&' };
          $pagepath.=$pagearg.'&'.$pagename;
  	my $symb=$env{'form.pagesymb'};
  	if (!$symb) {
  	    my $path='uploaded/'.
  		$env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
  		$env{'course.'.$env{'request.course.id'}.'.num'}.'/';
  	    $symb=&Apache::lonnet::encode_symb($path.$folder.'.sequence',
  					       $residx,
  					       $path.$pagearg.'.page');
  	}
  	$url.='pagepath='.&escape($pagepath).
  	    '&amp;pagesymb='.&escape($symb).$cpinfo;
      }
      if ($external) {
  	my $form = ($folder =~ /^default/)? 'newext' : 'supnewext';
  	$external = '&nbsp;<a class="LC_docs_ext_edit" href="javascript:edittext(\''.$form.'\',\''.$residx.'\',\''.&escape($title).'\',\''.&escape($orig_url).'\');" >'.&mt('Edit').'</a>';
      } else {
  	undef($external);
      }
      $line.='
    <td class="LC_docs_entry_icon">
      '.($url?'<a href="'.$url.'">':'').'<img src="'.$icon.'" alt="" class="LC_icon" />'.($url?'</a>':'').'
    </td>
    <td class="LC_docs_entry_title">
      '.($url?"<a href=\"$url\">":'').$title.($url?'</a>':' <span class="LC_docs_reinit_warn">'.&mt('(re-initialize course to access)').'</span>').$external."
    </td>";
      if (($allowed) && ($folder!~/^supplemental/)) {
   	my %lt=&Apache::lonlocal::texthash(
   			      'hd' => 'Hidden',
   			      'ec' => 'URL hidden');
  	my $enctext=
  	    ((&LONCAPA::map::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');
  	my $hidtext=
  	    ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');
  	$line.=(<<ENDPARMS);
    <td class="LC_docs_entry_parameter">
      $form_start
      <label><input type="checkbox" name="hiddenresource_$orderidx" onClick="this.form.changeparms.value='hiddenresource';this.form.submit()" $hidtext /> $lt{'hd'}</label>
      $form_end
    </td>
    <td class="LC_docs_entry_parameter">
      $form_start
      <label><input type="checkbox" name="encrypturl_$orderidx" onClick="this.form.changeparms.value='encrypturl';this.form.submit()" $enctext /> $lt{'ec'}</label>
      $form_end
    </td>
    <td class="LC_docs_entry_parameter">$form_start $rand_order_text $form_end</td>
    <td class="LC_docs_entry_parameter">$form_start $parameterset $form_end</td>
  ENDPARMS
      }
      $line.="</tr>";
      return $line;
  }
  =pod
  =item tiehash()
  tie the hash
  =cut
  sub tiehash {
      my ($mode)=@_;
      $hashtied=0;
      if ($env{'request.course.fn'}) {
  	if ($mode eq 'write') {
  	    if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
  		    &GDBM_WRCREAT(),0640)) {
                  $hashtied=2;
  	    }
  	} else {
  	    if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.".db",
  		    &GDBM_READER(),0640)) {
                  $hashtied=1;
  	    }
  	}
      }
  }
  sub untiehash {
      if ($hashtied) { untie %hash; }
      $hashtied=0;
      return OK;
  }
  sub checkonthis {
      my ($r,$url,$level,$title)=@_;
      $url=&unescape($url);
      $alreadyseen{$url}=1;
      $r->rflush();
      if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
         $r->print("\n<br />");
         if ($level==0) {
             $r->print("<br />");
         }
         for (my $i=0;$i<=$level*5;$i++) {
             $r->print('&nbsp;');
         }
         $r->print('<a href="'.$url.'" target="cat">'.
  		 ($title?$title:$url).'</a> ');
         if ($url=~/^\/res\//) {
  	  my $result=&Apache::lonnet::repcopy(
                                &Apache::lonnet::filelocation('',$url));
            if ($result eq 'ok') {
               $r->print('<span class="LC_success">'.&mt('ok').'</span>');
               $r->rflush();
               &Apache::lonnet::countacc($url);
               $url=~/\.(\w+)$/;
               if (&Apache::loncommon::fileembstyle($1) eq 'ssi') {
  		 $r->print('<br />');
                   $r->rflush();
                   for (my $i=0;$i<=$level*5;$i++) {
                       $r->print('&nbsp;');
                   }
                   $r->print('- '.&mt('Rendering:').' ');
  		 my ($errorcount,$warningcount)=split(/:/,
  	       &Apache::lonnet::ssi_body($url,
  			       ('grade_target'=>'web',
  				'return_only_error_and_warning_counts' => 1)));
                   if (($errorcount) ||
                       ($warningcount)) {
  		     if ($errorcount) {
                          $r->print('<img src="/adm/lonMisc/bomb.gif" /><span class="LC_error">'.
                            &mt('[quant,_1,error]',$errorcount).'</span>');
                       }
  		     if ($warningcount) {
                          $r->print('<span class="LC_warning">'.
                            &mt('[quant,_1,warning]',$warningcount).'</span>');
                       }
                   } else {
                       $r->print('<span class="LC_success">'.&mt('ok').'</span>');
                   }
                   $r->rflush();
               }
  	     my $dependencies=
                  &Apache::lonnet::metadata($url,'dependencies');
               foreach my $dep (split(/\,/,$dependencies)) {
  		 if (($dep=~/^\/res\//) && (!$alreadyseen{$dep})) {
                      &checkonthis($r,$dep,$level+1);
                   }
               }
            } elsif ($result eq 'unavailable') {
               $r->print('<span class="LC_error">'.&mt('connection down').'</span>');
            } elsif ($result eq 'not_found') {
  	      unless ($url=~/\$/) {
  		  $r->print('<span class="LC_error">'.&mt('not found').'</b></span>');
  	      } else {
  		  $r->print('<span class="LC_unknown">'.&mt('unable to verify variable URL').'</span>');
  	      }
            } else {
               $r->print('<span class="LC_error">'.&mt('access denied').'</span>');
            }
         }
      }
  }
  =pod
  =item list_symbs()
  List Symbs
  =cut
  sub list_symbs {
      my ($r) = @_;
      my $type = &Apache::loncommon::course_type();
      $r->print(&Apache::loncommon::start_page('Symb List'));
      $r->print(&Apache::lonhtmlcommon::breadcrumbs('Symb List'));
      my $navmap = Apache::lonnavmaps::navmap->new();
      if (!defined($navmap)) {
          $r->print('<h2>'.&mt('Retrieval of List Failed').'</h2>'.
                    '<div class="LC_error">'.
                    &mt('Unable to retrieve information about course contents').
                    '</div>');
          &Apache::lonnet::logthis('Symb list failed - could not create navmap object in '.lc($type).':'.$env{'request.course.id'});
      } else {
          $r->print("<pre>\n");
          foreach my $res ($navmap->retrieveResources()) {
  	    $r->print($res->compTitle()."\t".$res->symb()."\n");
          }
          $r->print("\n</pre>\n");
      }
      $r->print('<a href="/adm/coursedocs">'.&mt('Return to DOCS').'</a>');
  }
  sub verifycontent {
      my ($r) = @_;
      my $type = &Apache::loncommon::course_type();
     my $loaderror=&Apache::lonnet::overloaderror($r);
     if ($loaderror) { return $loaderror; }
     $r->print(&Apache::loncommon::start_page('Verify '.$type.' Documents'));
     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Verify '.$type.' Documents'));
     $hashtied=0;
     undef %alreadyseen;
     %alreadyseen=();
     &tiehash();
     foreach my $key (keys(%hash)) {
         if ($hash{$key}=~/\.(page|sequence)$/) {
  	   if (($key=~/^src_/) && ($alreadyseen{&unescape($hash{$key})})) {
  	       $r->print('<hr /><span class="LC_error">'.
  			 &mt('The following sequence or page is included more than once in your '.$type.': ').
  			 &unescape($hash{$key}).'</span><br />'.
  			 &mt('Note that grading records for problems included in this sequence or folder will overlap.<hr />'));
  	   }
         }
         if (($key=~/^src\_(.+)$/) && (!$alreadyseen{&unescape($hash{$key})})) {
             &checkonthis($r,$hash{$key},0,$hash{'title_'.$1});
         }
     }
     &untiehash();
     $r->print('<h1>'.&mt('Done').'.</h1>'.'<a href="/adm/coursedocs">'.
  	     &mt('Return to DOCS').'</a>');
  }
  sub devalidateversioncache {
      my $src=shift;
      &Apache::lonnet::devalidate_cache_new('courseresversion',$env{'request.course.id'}.'_'.
  					  &Apache::lonnet::clutter($src));
  }
  sub checkversions {
      my ($r) = @_;
      my $type = &Apache::loncommon::course_type();
      $r->print(&Apache::loncommon::start_page("Check $type Document Versions"));
      $r->print(&Apache::lonhtmlcommon::breadcrumbs("Check $type Document Versions"));
      my $header='';
      my $startsel='';
      my $monthsel='';
      my $weeksel='';
      my $daysel='';
      my $allsel='';
      my %changes=();
      my $starttime=0;
      my $haschanged=0;
      my %setversions=&Apache::lonnet::dump('resourceversions',
  			  $env{'course.'.$env{'request.course.id'}.'.domain'},
  			  $env{'course.'.$env{'request.course.id'}.'.num'});
      $hashtied=0;
      &tiehash();
      my %newsetversions=();
      if ($env{'form.setmostrecent'}) {
  	$haschanged=1;
  	foreach my $key (keys(%hash)) {
  	    if ($key=~/^ids\_(\/res\/.+)$/) {
  		$newsetversions{$1}='mostrecent';
                  &devalidateversioncache($1);
  	    }
  	}
      } elsif ($env{'form.setcurrent'}) {
  	$haschanged=1;
  	foreach my $key (keys(%hash)) {
  	    if ($key=~/^ids\_(\/res\/.+)$/) {
  		my $getvers=&Apache::lonnet::getversion($1);
  		if ($getvers>0) {
  		    $newsetversions{$1}=$getvers;
  		    &devalidateversioncache($1);
  		}
  	    }
  	}
      } elsif ($env{'form.setversions'}) {
  	$haschanged=1;
  	foreach my $key (keys(%env)) {
  	    if ($key=~/^form\.set_version_(.+)$/) {
  		my $src=$1;
  		if (($env{$key}) && ($env{$key} ne $setversions{$src})) {
  		    $newsetversions{$src}=$env{$key};
  		    &devalidateversioncache($src);
  		}
  	    }
  	}
      }
      if ($haschanged) {
          if (&Apache::lonnet::put('resourceversions',\%newsetversions,
  			  $env{'course.'.$env{'request.course.id'}.'.domain'},
  			  $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
  	    $r->print('<h1>'.&mt('Your Version Settings have been Saved').'</h1>');
  	} else {
  	    $r->print('<h1><span class="LC_error">'.&mt('An Error Occured while Attempting to Save your Version Settings').'</span></h1>');
  	}
  	&mark_hash_old();
      }
      &changewarning($r,'');
      if ($env{'form.timerange'} eq 'all') {
  # show all documents
  	$header=&mt('All Documents in '.$type);
  	$allsel=1;
  	foreach my $key (keys(%hash)) {
  	    if ($key=~/^ids\_(\/res\/.+)$/) {
  		my $src=$1;
  		$changes{$src}=1;
  	    }
  	}
      } else {
  # show documents which changed
  	%changes=&Apache::lonnet::dump
  	 ('versionupdate',$env{'course.'.$env{'request.course.id'}.'.domain'},
                       $env{'course.'.$env{'request.course.id'}.'.num'});
  	my $firstkey=(keys(%changes))[0];
  	unless ($firstkey=~/^error\:/) {
  	    unless ($env{'form.timerange'}) {
  		$env{'form.timerange'}=604800;
  	    }
  	    my $seltext=&mt('during the last').' '.$env{'form.timerange'}.' '
  		.&mt('seconds');
  	    if ($env{'form.timerange'}==-1) {
  		$seltext='since start of course';
  		$startsel='selected';
  		$env{'form.timerange'}=time;
  	    }
  	    $starttime=time-$env{'form.timerange'};
  	    if ($env{'form.timerange'}==2592000) {
  		$seltext=&mt('during the last month').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
  		$monthsel='selected';
  	    } elsif ($env{'form.timerange'}==604800) {
  		$seltext=&mt('during the last week').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
  		$weeksel='selected';
  	    } elsif ($env{'form.timerange'}==86400) {
  		$seltext=&mt('since yesterday').' ('.&Apache::lonlocal::locallocaltime($starttime).')';
  		$daysel='selected';
  	    }
  	    $header=&mt('Content changed').' '.$seltext;
  	} else {
  	    $header=&mt('No content modifications yet.');
  	}
      }
      %setversions=&Apache::lonnet::dump('resourceversions',
  			  $env{'course.'.$env{'request.course.id'}.'.domain'},
  			  $env{'course.'.$env{'request.course.id'}.'.num'});
      my %lt=&Apache::lonlocal::texthash
  	      ('st' => 'Version changes since start of '.$type,
  	       'lm' => 'Version changes since last Month',
  	       'lw' => 'Version changes since last Week',
  	       'sy' => 'Version changes since Yesterday',
                 'al' => 'All Resources (possibly large output)',
  	       'sd' => 'Display',
  	       'fi' => 'File',
  	       'md' => 'Modification Date',
                 'mr' => 'Most recently published Version',
  	       've' => 'Version used in '.$type,
                 'vu' => 'Set Version to be used in '.$type,
  'sv' => 'Set Versions to be used in '.$type.' according to Selections below',
  'sm' => 'Keep all Resources up-to-date with most recent Versions (default)',
  'sc' => 'Set all Resource Versions to current Version (Fix Versions)',
  	       'di' => 'Differences');
      $r->print(<<ENDHEADERS);
  <form action="/adm/coursedocs" method="post">
  <input type="hidden" name="versions" value="1" />
  <input type="submit" name="setmostrecent" value="$lt{'sm'}" />
  <input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />
  <select name="timerange">
  <option value='all' $allsel>$lt{'al'}</option>
  <option value="-1" $startsel>$lt{'st'}</option>
  <option value="2592000" $monthsel>$lt{'lm'}</option>
  <option value="604800" $weeksel>$lt{'lw'}</option>
  <option value="86400" $daysel>$lt{'sy'}</option>
  </select>
  <input type="submit" name="display" value="$lt{'sd'}" />
  <h3>$header</h3>
  <input type="submit" name="setversions" value="$lt{'sv'}" />
  <table border="0">
  ENDHEADERS
      foreach my $key (sort(keys(%changes))) {
  	if ($changes{$key}>$starttime) {
  	    my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
  	    my $currentversion=&Apache::lonnet::getversion($key);
  	    if ($currentversion<0) {
  		$currentversion=&mt('Could not be determined.');
  	    }
  	    my $linkurl=&Apache::lonnet::clutter($key);
  	    $r->print(
  		      '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.
  		      &Apache::lonnet::gettitle($linkurl).
                        '</b></font></td></tr>'.
                        '<tr><td>&nbsp;&nbsp;&nbsp;</td>'.
                        '<td colspan="4">'.
                        '<a href="'.$linkurl.'" target="cat">'.$linkurl.
  		      '</a></td></tr>'.
                        '<tr><td></td>'.
                        '<td title="'.$lt{'md'}.'">'.
  		      &Apache::lonlocal::locallocaltime(
                             &Apache::lonnet::metadata($root.'.'.$extension,
                                                       'lastrevisiondate')
                                                          ).
                        '</td>'.
                        '<td title="'.$lt{'mr'}.'"><span class="LC_nobreak">Most Recent: '.
                        '<font size="+1">'.$currentversion.'</font>'.
                        '</span></td>'.
                        '<td title="'.$lt{'ve'}.'"><span class="LC_nobreak">In '.$type.': '.
                        '<font size="+1">');
  # Used in course
  	    my $usedversion=$hash{'version_'.$linkurl};
  	    if (($usedversion) && ($usedversion ne 'mostrecent')) {
  		$r->print($usedversion);
  	    } else {
  		$r->print($currentversion);
  	    }
  	    $r->print('</font></span></td><td title="'.$lt{'vu'}.'">'.
                        '<span class="LC_nobreak">Use: ');
  # Set version
  	    $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
  						      'set_version_'.$linkurl,
  						      ('select_form_order' =>
  						       ['',1..$currentversion,'mostrecent'],
  						       '' => '',
  						       'mostrecent' => 'most recent',
  						       map {$_,$_} (1..$currentversion))));
  	    $r->print('</span></td></tr><tr><td></td>');
  	    my $lastold=1;
  	    for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
  		my $url=$root.'.'.$prevvers.'.'.$extension;
  		if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
  		    $starttime) {
  		    $lastold=$prevvers;
  		}
  	    }
              #
              # Code to figure out how many version entries should go in
              # each of the four columns
              my $entries_per_col = 0;
              my $num_entries = ($currentversion-$lastold);
              if ($num_entries % 4 == 0) {
                  $entries_per_col = $num_entries/4;
              } else {
                  $entries_per_col = $num_entries/4 + 1;
              }
              my $entries_count = 0;
              $r->print('<td valign="top"><font size="-2">');
              my $cols_output = 1;
              for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
  		my $url=$root.'.'.$prevvers.'.'.$extension;
  		$r->print('<span class="LC_nobreak"><a href="'.&Apache::lonnet::clutter($url).
  			  '">'.&mt('Version').' '.$prevvers.'</a> ('.
  			  &Apache::lonlocal::locallocaltime(
                                  &Apache::lonnet::metadata($url,
                                                            'lastrevisiondate')
                                                              ).
  			  ')');
  		if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
                      $r->print(' <a href="/adm/diff?filename='.
  			      &Apache::lonnet::clutter($root.'.'.$extension).
  			      '&versionone='.$prevvers.
  			      '">'.&mt('Diffs').'</a>');
  		}
  		$r->print('</span><br />');
                  if (++$entries_count % $entries_per_col == 0) {
                      $r->print('</font></td>');
                      if ($cols_output != 4) {
                          $r->print('<td valign="top"><font size="-2">');
                          $cols_output++;
                      }
                  }
  	    }
              while($cols_output++ < 4) {
                  $r->print('</font></td><td><font>')
              }
  	    $r->print('</font></td></tr>'."\n");
  	}
      }
      $r->print('</table></form>');
      $r->print('<h1>'.&mt('Done').'.</h1>');
      &untiehash();
  }
  sub mark_hash_old {
      my $retie_hash=0;
      if ($hashtied) {
  	$retie_hash=1;
  	&untiehash();
      }
      &tiehash('write');
      $hash{'old'}=1;
      &untiehash();
      if ($retie_hash) { &tiehash(); }
  }
  sub is_hash_old {
      my $untie_hash=0;
      if (!$hashtied) {
  	$untie_hash=1;
  	&tiehash();
      }
      my $return=$hash{'old'};
      if ($untie_hash) { &untiehash(); }
      return $return;
  }
  sub changewarning {
      my ($r,$postexec,$message,$url)=@_;
      if (!&is_hash_old()) { return; }
      my $pathvar='folderpath';
      my $path=&escape($env{'form.folderpath'});
      if (!defined($url)) {
  	if (defined($env{'form.pagepath'})) {
  	    $pathvar='pagepath';
  	    $path=&escape($env{'form.pagepath'});
  	    $path.='&amp;pagesymb='.&escape($env{'form.pagesymb'});
  	}
  	$url='/adm/coursedocs?'.$pathvar.'='.$path;
      }
      my $course_type = &Apache::loncommon::course_type();
      if (!defined($message)) {
  	$message='Changes will become active for your current session after [_1], or the next time you log in.';
      }
      $r->print("\n\n".
  '<script type="text/javascript">function reinit(tf) { tf.submit();'.$postexec.' }</script>'."\n".
  '<form name="reinitform" method="post" action="/adm/roles" target="loncapaclient">'.
  '<input type="hidden" name="orgurl" value="'.$url.
  '" /><input type="hidden" name="selectrole" value="1" /><h3><span class="LC_warning">'.
  &mt($message,' <input type="hidden" name="'.
      $env{'request.role'}.'" value="1" /><input type="button" value="'.
      &mt('re-initializing '.$course_type).'" onClick="reinit(this.form)" />').
  $help{'Caching'}.'</span></h3></form>'."\n\n");
  }
  sub init_breadcrumbs {
      my ($form,$text)=@_;
      &Apache::lonhtmlcommon::clear_breadcrumbs();
      &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs",
  					    text=>"Edit ".&Apache::loncommon::course_type(),
  					    faq=>273,
  					    bug=>'Instructor Interface',
                                              help => 'Docs_Adding_Course_Doc'});
      &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs?".$form.'=1',
  					    text=>$text,
  					    faq=>273,
  					    bug=>'Instructor Interface'});
  }
  sub handler {
      my $r = shift;
      &Apache::loncommon::content_type($r,'text/html');
      $r->send_http_header;
      return OK if $r->header_only;
      my $type = &Apache::loncommon::course_type();
  # --------------------------------------------- Initialize help topics for this
      foreach my $topic ('Adding_Course_Doc','Main_Course_Documents',
  	               'Adding_External_Resource','Navigate_Content',
  	               'Adding_Folders','Docs_Overview', 'Load_Map',
  	               'Supplemental','Score_Upload_Form','Adding_Pages',
  	               'Importing_LON-CAPA_Resource','Uploading_From_Harddrive',
  	               'Check_Resource_Versions','Verify_Content') {
  	$help{$topic}=&Apache::loncommon::help_open_topic('Docs_'.$topic);
      }
      # Composite help files
      $help{'Syllabus'} = &Apache::loncommon::help_open_topic(
  		    'Docs_About_Syllabus,Docs_Editing_Templated_Pages');
      $help{'Simple Page'} = &Apache::loncommon::help_open_topic(
  		    'Docs_About_Simple_Page,Docs_Editing_Templated_Pages');
      $help{'Simple Problem'} = &Apache::loncommon::help_open_topic(
  		    'Option_Response_Simple');
      $help{'Bulletin Board'} = &Apache::loncommon::help_open_topic(
  		    'Docs_About_Bulletin_Board,Docs_Editing_Templated_Pages');
      $help{'My Personal Info'} = &Apache::loncommon::help_open_topic(
  		  'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
      $help{'Group Files'} = &Apache::loncommon::help_open_topic('Docs_About_Group_Files');
      $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
  # does this user have privileges to modify docs
      my $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
    if ($allowed && $env{'form.verify'}) {
        &init_breadcrumbs('verify','Verify Content');
        &verifycontent($r);
    } elsif ($allowed && $env{'form.listsymbs'}) {
        &init_breadcrumbs('listsymbs','List Symbs');
        &list_symbs($r);
    } elsif ($allowed && $env{'form.docslog'}) {
        &init_breadcrumbs('docslog','Show Log');
        &docs_change_log($r);
    } elsif ($allowed && $env{'form.versions'}) {
        &init_breadcrumbs('versions','Check/Set Resource Versions');
        &checkversions($r);
    } elsif ($allowed && $env{'form.dumpcourse'}) {
        &init_breadcrumbs('dumpcourse','Dump '.&Apache::loncommon::course_type().' DOCS to Construction Space');
        &dumpcourse($r);
    } elsif ($allowed && $env{'form.exportcourse'}) {
        &init_breadcrumbs('exportcourse','Export '.&Apache::loncommon::course_type().' to IMS');
        &exportcourse($r);
    } else {
  # is this a standard course?
      my $standard=($env{'request.course.uri'}=~/^\/uploaded\//);
      my $forcestandard = 0;
      my $forcesupplement;
      my $script='';
      my $showdoc=0;
      my $containertag;
      my $uploadtag;
      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
  					    ['folderpath','pagepath',
  					     'pagesymb']);
  # No folderpath, no pagepath, see if we have something stored
      if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'})) {
          &Apache::loncommon::restore_course_settings('docs_folderpath',
                                                {'folderpath' => 'scalar'});
      }
      if (!$env{'form.folderpath'}) {
          &Apache::loncommon::restore_course_settings('docs_folderpath',
                                                {'pagepath' => 'scalar'});
      }
      if ($env{'form.pagepath'}) {
         $env{'form.folderpath'}='';
      }
      if ($env{'form.folderpath'} =~ /^supplemental_\d+/) {
          $env{'form.folderpath'} = 'supplemental&'.
                                    &escape(&mt('Supplemental '.$type.' Documents')).'&'.
                                    $env{'form.folderpath'};
      }
      &Apache::loncommon::store_course_settings('docs_folderpath',
                                                  {'pagepath' => 'scalar',
                                                   'folderpath' => 'scalar'});
      if ($env{'form.folderpath'}) {
  	my (@folderpath)=split('&',$env{'form.folderpath'});
  	$env{'form.foldername'}=&unescape(pop(@folderpath));
  	$env{'form.folder'}=pop(@folderpath);
      }
      if ($env{'form.pagepath'}) {
          my (@pagepath)=split('&',$env{'form.pagepath'});
          $env{'form.pagename'}=&unescape(pop(@pagepath));
          $env{'form.folder'}=pop(@pagepath);
          $containertag = '<input type="hidden" name="pagepath" value="" />'.
  	    '<input type="hidden" name="pagesymb" value="" />';
          $uploadtag = '<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />'.
  	    '<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />';
      }
      if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
         $showdoc='/'.$1;
      }
      unless ($showdoc) { # got called from remote
         if (($env{'form.folder'}=~/^(?:group|default)_/) ||
            ($env{'form.folder'} =~ m:^\d+/(pages|sequences)/:)) {
             $forcestandard = 1;
         }
         $forcesupplement=($env{'form.folder'}=~/^supplemental_/);
         if ($allowed) {
           &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
           $script=&Apache::lonratedt::editscript('simple');
         }
      } else { # got called in sequence from course
         $allowed=0;
      }
  # get course data
      my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
      my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
  # get personal data
      my $uname=$env{'user.name'};
      my $udom=$env{'user.domain'};
      my $plainname=&escape(&Apache::loncommon::plainname($uname,$udom));
  # graphics settings
      $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
      if ($allowed) {
  	$script .= &editing_js($udom,$uname);
      }
  # -------------------------------------------------------------------- Body tag
      $script = '<script type="text/javascript">'."\n".$script."\n".'</script>';
      my $brcrum = [{href=>"/adm/createuser",text=>"$type Documents"}];
      $r->print(&Apache::loncommon::start_page("$type Documents", $script,
  				    {'force_register' => $showdoc,
                                       'bread_crumbs' => $brcrum}).
  	      &Apache::loncommon::help_open_menu('','',273,'RAT'));
    my %allfiles = ();
    my %codebase = ();
    my ($upload_result,$upload_output);
    if ($allowed) {
        if (($env{'form.uploaddoc.filename'}) &&
  	  ($env{'form.cmd'}=~/^upload_(\w+)/)) {
  # Process file upload - phase one - upload and parse primary file.
  	  undef($hadchanges);
            $upload_result = &process_file_upload(\$upload_output,$coursenum,
  						$coursedom,\%allfiles,
  						\%codebase,$1);
  	  if ($hadchanges) {
  	      &mark_hash_old();
  	  }
            if ($upload_result eq 'phasetwo') {
                $r->print($upload_output);
            }
        } elsif ($env{'form.phasetwo'}) {
            my %newname = ();
            my %origname = ();
            my %attribs = ();
            my $updateflag = 0;
            my $residx = $env{'form.newidx'};
            my $primary_url = &unescape($env{'form.primaryurl'});
  # Process file upload - phase two - gather secondary files.
            for (my $i=0; $i<$env{'form.phasetwo'}; $i++) {
                if ($env{'form.embedded_item_'.$i.'.filename'}) {
                    my $javacodebase;
                    $newname{$i} = &process_secondary_uploads(\$upload_output,$coursedom,$coursenum,'embedded_item_',$i,$residx);
                    $origname{$i} = &unescape($env{'form.embedded_orig_'.$i});
                    if (exists($env{'form.embedded_codebase_'.$i})) {
                        $javacodebase =  &unescape($env{'form.embedded_codebase_'.$i});
                        $origname{$i} =~ s#^\Q$javacodebase\E/##;
                    }
                    my @attributes = ();
                    if ($env{'form.embedded_attrib_'.$i} =~ /:/) {
                        @attributes = split(/:/,$env{'form.embedded_attrib_'.$i});
                    } else {
                        @attributes = ($env{'form.embedded_attrib_'.$i});
                    }
                    foreach my $attr (@attributes) {
                        push(@{$attribs{$i}},&unescape($attr));
                    }
                    if ($javacodebase) {
                        $codebase{$i} = $javacodebase;
                        $codebase{$i} =~ s#/$##;
                        $updateflag = 1;
                    }
                }
                unless ($newname{$i} eq $origname{$i}) {
                    $updateflag = 1;
                }
            }
  # Process file upload - phase three - modify primary file
            if ($updateflag) {
                my ($content,$rtncode);
                my $updateflag = 0;
                my $getstatus = &Apache::lonnet::getuploaded('GET',$primary_url,$coursedom,$coursenum,\$content,\$rtncode);
                if ($getstatus eq 'ok') {
                    foreach my $item (keys(%newname)) {
                        if ($newname{$item} ne $origname{$item}) {
                            my $attrib_regexp = '';
                            if (@{$attribs{$item}} > 1) {
                                $attrib_regexp = join('|',@{$attribs{$item}});
                            } else {
                                $attrib_regexp = $attribs{$item}[0];
                            }
                            if ($content =~ m#($attrib_regexp\s*=\s*['"]?)\Q$origname{$item}\E(['"]?)#) {
                            }
                            $content =~ s#($attrib_regexp\s*=\s*['"]?)\Q$origname{$item}\E(['"]?)#$1$newname{$item}$2#gi;
                        }
                        if (exists($codebase{$item})) {
                            $content =~ s/(codebase\s*=\s*["']?)\Q$codebase{$item}\E(["']?)/$1.$2/i; #' stupid emacs
                        }
                    }
  # Save edited file.
                    my $saveresult;
                    my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
                    my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
                    my $url = &Apache::lonnet::store_edited_file($primary_url,$content,$docudom,$docuname,\$saveresult);
                } else {
                    &Apache::lonnet::logthis('retrieval of uploaded file - '.$primary_url.' - for editing, failed: '.$getstatus);
                }
            }
        }
    }
    unless ($showdoc ||  $upload_result eq 'phasetwo') {
  # -----------------------------------------------------------------------------
         my %lt=&Apache::lonlocal::texthash(
                  'uplm' => 'Upload a new main '.lc($type).' document',
                  'upls' => 'Upload a new supplemental '.lc($type).' document',
                  'impp' => 'Import a document',
                  'pubd' => 'Published Documents',
  		'copm' => 'All documents out of a published map into this folder',
                  'upld' => 'Upload Document',
                  'srch' => 'Search',
                  'impo' => 'Import',
  		'book' => 'Import Bookmarks',
                  'selm' => 'Select Map',
                  'load' => 'Load Map',
                  'reco' => 'Recover Deleted Resources',
                  'newf' => 'New Folder',
                  'newp' => 'New Composite Page',
                  'extr' => 'External Resource',
                  'syll' => 'Syllabus',
                  'navc' => 'Navigate Contents',
                  'sipa' => 'Simple Page',
                  'sipr' => 'Simple Problem',
                  'drbx' => 'Drop Box',
                  'scuf' => 'Score Upload Form',
                  'bull' => 'Bulletin Board',
                  'mypi' => 'My Personal Info',
                  'grpo' => 'Group Files',
                  'rost' => 'Course Roster',
  		'abou' => 'About User',
                  'imsf' => 'Import IMS package',
                  'file' =>  'File',
                  'title' => 'Title',
                  'comment' => 'Comment',
                  'parse' => 'Upload embedded images/multimedia files if HTML file!',
  		'nd' => 'New Document',
  		'pm' => 'Published Map',
  		'sd' => 'Special Document',
  		'mo' => 'More Options',
  		'hao' => 'Hide all Options'
  					  );
  # -----------------------------------------------------------------------------
  	my $fileupload=(<<FIUP);
  	$lt{'file'}:<br />
  	<input type="file" name="uploaddoc" size="40" />
  FIUP
  	my $checkbox=(<<CHBO);
  	<!-- <label>$lt{'parse'}?
  	<input type="checkbox" name="parserflag" />
  	</label> -->
  	<label>
  	<input type="checkbox" name="parserflag" checked="checked" /> $lt{'parse'}
  	</label>
  CHBO
  	my $fileuploadform=(<<FUFORM);
  	<form name="uploaddocument" action="/adm/coursedocs" method="post" enctype="multipart/form-data">
  	$fileupload
  	<br />
  	$lt{'title'}:<br />
  	<input type="text" size="50" name="comment" />
  	$uploadtag
  	<input type="hidden" name="cmd" value="upload_default" />
  	<br />
  	<span class="LC_nobreak">
  	$checkbox
  	</span>
  	<br />
  	<br />
  	<span class="LC_nobreak">
  	<input type="submit" value="$lt{'upld'}" />
  	 $help{'Uploading_From_Harddrive'}
  	</span>
  	</form>
  FUFORM
  	my $simpleeditdefaultform=(<<SEDFFORM);
  	<form action="/adm/coursedocs" method="post" name="simpleeditdefault">
  	$lt{'pubd'}<br />
  	$uploadtag
  	<input type="button" onClick="javascript:groupsearch()" value="$lt{'srch'}" />
  	<br />
  	<span class="LC_nobreak">
  	<input type="button" onClick="javascript:groupimport();" value="$lt{'impo'}" />
  	$help{'Importing_LON-CAPA_Resource'}
  	</span>
  	<br />
  	<input type="button" onClick="javascript:groupopen(0,1,1);" value="$lt{'book'}" />
  	<hr />
  	<p>
  	$lt{'copm'}<br />
  	<input type="text" size="40" name="importmap" /><br />
  	<span class="LC_nobreak"><input type="button"
  	onClick="javascript:openbrowser('simpleeditdefault','importmap','sequence,page','')"
  	value="$lt{'selm'}" /> <input type="submit" name="loadmap" value="$lt{'load'}" />
  	$help{'Load_Map'}</span>
  	</p>
  	</form>
  SEDFFORM
  	my $extresourcesform=(<<ERFORM);
  	<form action="/adm/coursedocs" method="post" name="newext">
  	$uploadtag
  	<input type="hidden" name="importdetail" value="" />
  	<span class="LC_nobreak">
  	<input name="newext" type="button" onClick="javascript:makenewext('newext');"
  	value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
  	</span>
  	</form>
  ERFORM
      if ($allowed) {
  	&update_paste_buffer($coursenum,$coursedom);
         my %lt=&Apache::lonlocal::texthash(
  					 'vc' => 'Verify Content',
  					 'cv' => 'Check/Set Resource Versions',
  					 'ls' => 'List Symbs',
                                           'sl' => 'Show Log'
  					  );
         my $folderpath=$env{'form.folderpath'};
         if (!$folderpath) {
  	   if ($env{'form.folder'} eq '' ||
  	       $env{'form.folder'} eq 'supplemental') {
  	       $folderpath='default&'.
  		   &escape(&mt('Main '.$type.' Documents'));
  	   }
         }
         unless ($env{'form.pagepath'}) {
             $containertag = '<input type="hidden" name="folderpath" value="" />';
             $uploadtag = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
         }
-        $r->print(&generate_admin_options($containertag,$uploadtag,\%lt,\%help,\%env));
-        $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
+        $r->print(&generate_admin_options($containertag,$uploadtag,\%lt,\%help,\%env));
- 		     &mt('Editing the Table of Contents for your '.$type)));
+        $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
-     }
+ 		     &mt('Editing the Table of Contents for your '.$type)));
- # --------------------------------------------------------- Standard documents
+     }
-     $r->print('<table class="LC_docs_documents">');
+ # --------------------------------------------------------- Standard documents
+     if (($standard) && ($allowed) && (!$forcesupplement)) {
-     if (($standard) && ($allowed) && (!$forcesupplement)) {
+        my $folder=$env{'form.folder'};
- 	$r->print('<tr><td class="LC_docs_document">');
+        if ($folder eq '' || $folder eq 'supplemental') {
- #  '<h2>'.&mt('Main Course Documents').
+            $folder='default';
- #  ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');
+ 	   $env{'form.folderpath'}='default&'.&escape(&mt('Main '.$type.' Documents'));
-        my $folder=$env{'form.folder'};
+            $uploadtag = '<input type="hidden" name="folderpath" value="'.
-        if ($folder eq '' || $folder eq 'supplemental') {
+ 	       &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
-            $folder='default';
+        }
- 	   $env{'form.folderpath'}='default&'.&escape(&mt('Main '.$type.' Documents'));
+        my $postexec='';
-            $uploadtag = '<input type="hidden" name="folderpath" value="'.
+        if ($folder eq 'default') {
- 	       &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
+ 	   $r->print('<script type="text/javascript">this.window.name="loncapaclient";</script>');
-        }
+        } else {
-        my $postexec='';
+            #$postexec='self.close();';
-        if ($folder eq 'default') {
+        }
- 	   $r->print('<script type="text/javascript">this.window.name="loncapaclient";</script>');
+        $hadchanges=0;
-        } else {
+        my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,
-            #$postexec='self.close();';
+ 			   $upload_output,$type);
-        }
+        if ($error) {
-        $hadchanges=0;
+ 	   $r->print('<p><span class="LC_error">'.$error.'</span></p>');
-        my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,
+        }
- 			   $upload_output,$type);
+        if ($hadchanges) {
-        if ($error) {
+ 	   &mark_hash_old();
- 	   $r->print('<p><span class="LC_error">'.$error.'</span></p>');
+        }
-        }
+        &changewarning($r,$postexec);
-        if ($hadchanges) {
+        my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
- 	   &mark_hash_old();
+                      '.sequence';
-        }
+        my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
-        &changewarning($r,$postexec);
+                      '.page';
-        my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
+ 	my $container='sequence';
-                      '.sequence';
+ 	if ($env{'form.pagepath'}) {
-        my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
+ 	    $container='page';
-                      '.page';
+ 	}
- 	my $container='sequence';
+ 	my $readfile='/uploaded/'.$coursedom.'/'.$coursenum.'/'.$folder.'.'.$container;
- 	if ($env{'form.pagepath'}) {
- 	    $container='page';
- 	}
- 	my $readfile='/uploaded/'.$coursedom.'/'.$coursenum.'/'.$folder.'.'.$container;
+ 	my $recoverform=(<<RFORM);
+ 	<form action="/adm/groupsort" method="post" name="recover">
+ 	<input type="button" name="recovermap" onClick="javascript:groupopen('$readfile',1,0)" value="$lt{'reco'}" />
+ 	</form>
- 	my $recoverform=(<<RFORM);
+ RFORM
- 	<form action="/adm/groupsort" method="post" name="recover">
- 	<input type="button" name="recovermap" onClick="javascript:groupopen('$readfile',1,0)" value="$lt{'reco'}" />
+ 	my $imspform=(<<IMSPFORM);
- 	</form>
+ 	<form action="/adm/imsimportdocs" method="post" name="ims">
- RFORM
+ 	<input type="hidden" name="folder" value="$folder" />
+ 	<input name="imsimport" type="button" value="$lt{'imsf'}" onClick="javascript:makeims();" />
- 	my $imspform=(<<IMSPFORM);
+ 	</form>
- 	<form action="/adm/imsimportdocs" method="post" name="ims">
+ IMSPFORM
- 	<input type="hidden" name="folder" value="$folder" />
- 	<input name="imsimport" type="button" value="$lt{'imsf'}" onClick="javascript:makeims();" />
+ 	my $newnavform=(<<NNFORM);
- 	</form>
+ 	<form action="/adm/coursedocs" method="post" name="newnav">
- IMSPFORM
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail"
- 	my $newnavform=(<<NNFORM);
+ 	value="$lt{'navc'}=/adm/navmaps" />
- 	<form action="/adm/coursedocs" method="post" name="newnav">
+ 	<span class="LC_nobreak">
- 	$uploadtag
+ 	<input name="newnav" type="submit" value="$lt{'navc'}" />
- 	<input type="hidden" name="importdetail"
+ 	$help{'Navigate_Content'}
- 	value="$lt{'navc'}=/adm/navmaps" />
+ 	</span>
- 	<span class="LC_nobreak">
+ 	</form>
- 	<input name="newnav" type="submit" value="$lt{'navc'}" />
+ NNFORM
- 	$help{'Navigate_Content'}
+ 	my $newsmppageform=(<<NSPFORM);
- 	</span>
+ 	<form action="/adm/coursedocs" method="post" name="newsmppg">
- 	</form>
+ 	$uploadtag
- NNFORM
+ 	<input type="hidden" name="importdetail" value="" />
- 	my $newsmppageform=(<<NSPFORM);
+ 	<span class="LC_nobreak">
- 	<form action="/adm/coursedocs" method="post" name="newsmppg">
+ 	<input name="newsmppg" type="button" value="$lt{'sipa'}"
- 	$uploadtag
+ 	onClick="javascript:makesmppage();" /> $help{'Simple Page'}
- 	<input type="hidden" name="importdetail" value="" />
+ 	</span>
- 	<span class="LC_nobreak">
+ 	</form>
- 	<input name="newsmppg" type="button" value="$lt{'sipa'}"
+ NSPFORM
- 	onClick="javascript:makesmppage();" /> $help{'Simple Page'}
- 	</span>
+ 	my $newsmpproblemform=(<<NSPROBFORM);
- 	</form>
+ 	<form action="/adm/coursedocs" method="post" name="newsmpproblem">
- NSPFORM
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail" value="" />
- 	my $newsmpproblemform=(<<NSPROBFORM);
+ 	<span class="LC_nobreak">
- 	<form action="/adm/coursedocs" method="post" name="newsmpproblem">
+ 	<input name="newsmpproblem" type="button" value="$lt{'sipr'}"
- 	$uploadtag
+ 	onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
- 	<input type="hidden" name="importdetail" value="" />
+ 	</span>
- 	<span class="LC_nobreak">
+ 	</form>
- 	<input name="newsmpproblem" type="button" value="$lt{'sipr'}"
- 	onClick="javascript:makesmpproblem();" />$help{'Simple Problem'}
+ NSPROBFORM
- 	</span>
- 	</form>
+ 	my $newdropboxform=(<<NDBFORM);
+ 	<form action="/adm/coursedocs" method="post" name="newdropbox">
- NSPROBFORM
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail" value="" />
- 	my $newdropboxform=(<<NDBFORM);
+ 	<span class="LC_nobreak">
- 	<form action="/adm/coursedocs" method="post" name="newdropbox">
+ 	<input name="newdropbox" type="button" value="$lt{'drbx'}"
- 	$uploadtag
+ 	onClick="javascript:makedropbox();" />
- 	<input type="hidden" name="importdetail" value="" />
+ 	</span>
- 	<span class="LC_nobreak">
+ 	</form>
- 	<input name="newdropbox" type="button" value="$lt{'drbx'}"
+ NDBFORM
- 	onClick="javascript:makedropbox();" />
- 	</span>
+ 	my $newexuploadform=(<<NEXUFORM);
- 	</form>
+ 	<form action="/adm/coursedocs" method="post" name="newexamupload">
- NDBFORM
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail" value="" />
- 	my $newexuploadform=(<<NEXUFORM);
+ 	<span class="LC_nobreak">
- 	<form action="/adm/coursedocs" method="post" name="newexamupload">
+ 	<input name="newexamupload" type="button" value="$lt{'scuf'}"
- 	$uploadtag
+ 	onClick="javascript:makeexamupload();" />
- 	<input type="hidden" name="importdetail" value="" />
+ 	$help{'Score_Upload_Form'}
- 	<span class="LC_nobreak">
+ 	</span>
- 	<input name="newexamupload" type="button" value="$lt{'scuf'}"
+ 	</form>
- 	onClick="javascript:makeexamupload();" />
+ NEXUFORM
- 	$help{'Score_Upload_Form'}
- 	</span>
+ 	my $newbulform=(<<NBFORM);
- 	</form>
+ 	<form action="/adm/coursedocs" method="post" name="newbul">
- NEXUFORM
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail" value="" />
- 	my $newbulform=(<<NBFORM);
+ 	<span class="LC_nobreak">
- 	<form action="/adm/coursedocs" method="post" name="newbul">
+ 	<input name="newbulletin" type="button" value="$lt{'bull'}"
- 	$uploadtag
+ 	onClick="javascript:makebulboard();" />
- 	<input type="hidden" name="importdetail" value="" />
+ 	$help{'Bulletin Board'}
- 	<span class="LC_nobreak">
+ 	</span>
- 	<input name="newbulletin" type="button" value="$lt{'bull'}"
+ 	</form>
- 	onClick="javascript:makebulboard();" />
+ NBFORM
- 	$help{'Bulletin Board'}
- 	</span>
+ 	my $newaboutmeform=(<<NAMFORM);
- 	</form>
+ 	<form action="/adm/coursedocs" method="post" name="newaboutme">
- NBFORM
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail"
- 	my $newaboutmeform=(<<NAMFORM);
+ 	value="$plainname=/adm/$udom/$uname/aboutme" />
- 	<form action="/adm/coursedocs" method="post" name="newaboutme">
+ 	<span class="LC_nobreak">
- 	$uploadtag
+ 	<input name="newaboutme" type="submit" value="$lt{'mypi'}" />
- 	<input type="hidden" name="importdetail"
+ 	$help{'My Personal Info'}
- 	value="$plainname=/adm/$udom/$uname/aboutme" />
+ 	</span>
- 	<span class="LC_nobreak">
+ 	</form>
- 	<input name="newaboutme" type="submit" value="$lt{'mypi'}" />
+ NAMFORM
- 	$help{'My Personal Info'}
- 	</span>
+ 	my $newaboutsomeoneform=(<<NASOFORM);
- 	</form>
+ 	<form action="/adm/coursedocs" method="post" name="newaboutsomeone">
- NAMFORM
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail" value="" />
- 	my $newaboutsomeoneform=(<<NASOFORM);
+ 	<span class="LC_nobreak">
- 	<form action="/adm/coursedocs" method="post" name="newaboutsomeone">
+ 	<input name="newaboutsomeone" type="button" value="$lt{'abou'}"
- 	$uploadtag
+ 	onClick="javascript:makeabout();" />
- 	<input type="hidden" name="importdetail" value="" />
+ 	</span>
- 	<span class="LC_nobreak">
+ 	</form>
- 	<input name="newaboutsomeone" type="button" value="$lt{'abou'}"
+ NASOFORM
- 	onClick="javascript:makeabout();" />
- 	</span>
- 	</form>
+ 	my $newrosterform=(<<NROSTFORM);
- NASOFORM
+ 	<form action="/adm/coursedocs" method="post" name="newroster">
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail"
- 	my $newrosterform=(<<NROSTFORM);
+ 	value="$lt{'rost'}=/adm/viewclasslist" />
- 	<form action="/adm/coursedocs" method="post" name="newroster">
+ 	<span class="LC_nobreak">
- 	$uploadtag
+ 	<input name="newroster" type="submit" value="$lt{'rost'}" />
- 	<input type="hidden" name="importdetail"
+ 	$help{'Course Roster'}
- 	value="$lt{'rost'}=/adm/viewclasslist" />
+ 	</span>
- 	<span class="LC_nobreak">
+ 	</form>
- 	<input name="newroster" type="submit" value="$lt{'rost'}" />
+ NROSTFORM
- 	$help{'Course Roster'}
- 	</span>
+        unless ($env{'form.pagepath'}) {
- 	</form>
+ 	   my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
- NROSTFORM
+ 	my $newpageform=(<<NPFORM);
-        $r->print(<<ENDFORM);
+ 	<form action="/adm/coursedocs" method="post" name="newpage">
+ 	<input type="hidden" name="folderpath" value="$path" />
- <ul class="LC_TabContent">
+ 	<input type="hidden" name="importdetail" value="" />
- <li>$lt{'nd'}</li>
+ 	<span class="LC_nobreak">
- <li>$lt{'pm'}</li>
+ 	<input name="newpage" type="button"
- <li>$lt{'pubd'}</li>
+ 	onClick="javascript:makenewpage(this.form,'$pageseq');"
- <li>$lt{'sd'}</li>
+ 	value="$lt{'newp'}" />$help{'Adding_Pages'}
- <li>$lt{'mo'}</li>
+ 	</span>
- <li>$lt{'hao'}</li>
+ 	</form>
- </ul>
+ NPFORM
- <table class="LC_docs_adddocs">
+ 	my $newfolderform=(<<NFFORM);
- <!-- <tr>
+ 	<form action="/adm/coursedocs" method="post" name="newfolder">
- <th>$lt{'uplm'}</th>
+ 	<input type="hidden" name="folderpath" value="$path" />
- <th>$lt{'impp'}</th>
+ 	<input type="hidden" name="importdetail" value="" />
- <th>$lt{'spec'}</th>
+ 	<span class="LC_nobreak">
- </tr> -->
+ 	<input name="newfolder" type="button"
- <tr>
+ 	onClick="javascript:makenewfolder(this.form,'$folderseq');"
- <td>
+ 	value="$lt{'newf'}" />$help{'Adding_Folders'}
- $fileuploadform
+ 	</span>
- </td>
+ 	</form>
- <td>
+ NFFORM
- $simpleeditdefaultform
- <hr />
+ 	my $newsylform=(<<NSYLFORM);
- $recoverform
+ 	<form action="/adm/coursedocs" method="post" name="newsyl">
- ENDFORM
+ 	$uploadtag
-        unless ($env{'form.pagepath'}) {
+ 	<input type="hidden" name="importdetail"
- 	   $r->print(<<ENDFORM);
+ 	value="$lt{'syll'}=/public/$coursedom/$coursenum/syllabus" />
- <hr />
+ 	<span class="LC_nobreak">
- $extresourcesform
+ 	<input name="newsyl" type="submit" value="$lt{'syll'}" />
- 	<br />
+ 	$help{'Syllabus'}
- $imspform
+ 	</span>
- ENDFORM
+ 	</form>
-        }
+ NSYLFORM
-        $r->print('</td><td>');
-        unless ($env{'form.pagepath'}) {
+ 	my $newgroupfileform=(<<NGFFORM);
- 	   my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
+ 	<form action="/adm/coursedocs" method="post" name="newgroupfiles">
+ 	$uploadtag
+ 	<input type="hidden" name="importdetail"
+ 	value="$lt{'grpo'}=/adm/$coursedom/$coursenum/aboutme" />
- 	my $newpageform=(<<NPFORM);
+ 	<span class="LC_nobreak">
- 	<form action="/adm/coursedocs" method="post" name="newpage">
+ 	<input name="newgroupfiles" type="submit" value="$lt{'grpo'}" />
- 	<input type="hidden" name="folderpath" value="$path" />
+ 	$help{'Group Files'}
- 	<input type="hidden" name="importdetail" value="" />
+ 	</span>
- 	<span class="LC_nobreak">
+ 	</form>
- 	<input name="newpage" type="button"
+ NGFFORM
- 	onClick="javascript:makenewpage(this.form,'$pageseq');"
- 	value="$lt{'newp'}" />$help{'Adding_Pages'}
- 	</span>
+         my $specialdocumentsform=(<<SPDOFORM);
- 	</form>
+ 	<br />$newfolderform
- NPFORM
+ 	<br />$newpageform
+ 	<br />$newsylform
- 	my $newfolderform=(<<NFFORM);
+ 	<br />$newnavform
- 	<form action="/adm/coursedocs" method="post" name="newfolder">
+ 	<br />$newsmppageform
- 	<input type="hidden" name="folderpath" value="$path" />
+ 	<br />$newsmpproblemform
- 	<input type="hidden" name="importdetail" value="" />
+ 	<br />$newdropboxform
- 	<span class="LC_nobreak">
+ 	<br />$newexuploadform
- 	<input name="newfolder" type="button"
+ 	<br />$newbulform
- 	onClick="javascript:makenewfolder(this.form,'$folderseq');"
+ 	<br />$newaboutmeform
- 	value="$lt{'newf'}" />$help{'Adding_Folders'}
+ 	<br />$newaboutsomeoneform
- 	</span>
+ 	<br />$newgroupfileform
- 	</form>
+ 	<br />$newrosterform
- NFFORM
+ SPDOFORM
- 	my $newsylform=(<<NSYLFORM);
- 	<form action="/adm/coursedocs" method="post" name="newsyl">
+ my %orderhash = (
- 	$uploadtag
+                 'aa' => 'New Document',
- 	<input type="hidden" name="importdetail"
+                 'bb' => 'Published Documents',
- 	value="$lt{'syll'}=/public/$coursedom/$coursenum/syllabus" />
+                 'cc' => 'Special Documents',
- 	<span class="LC_nobreak">
+ 		'dd' => 'More Options',
- 	<input name="newsyl" type="submit" value="$lt{'syll'}" />
+                 'zz' => 'Hide all Option',
- 	$help{'Syllabus'}
+                 );
- 	</span>
+ my %namehash = (
- 	</form>
+                 'New Document' => $fileuploadform,
- NSYLFORM
+                 'Published Documents' => $simpleeditdefaultform,
+                 'Special Documents' => $specialdocumentsform,
- 	my $newgroupfileform=(<<NGFFORM);
+ 		'More Options' => $extresourcesform.'<br />'.$imspform.'<br />'.$recoverform,
- 	<form action="/adm/coursedocs" method="post" name="newgroupfiles">
+                 'drei' => 'dr',
- 	$uploadtag
+                 );
- 	<input type="hidden" name="importdetail"
+ my $tid = '1';
- 	value="$lt{'grpo'}=/adm/$coursedom/$coursenum/aboutme" />
+ my $varcd = 'Course Documents';
- 	<span class="LC_nobreak">
+ $r->print(&generate_edit_table($varcd,\%namehash,\%orderhash));
- 	<input name="newgroupfiles" type="submit" value="$lt{'grpo'}" />
+       }
- 	$help{'Group Files'}
+        if ($env{'form.pagepath'}) {
- 	</span>
+        }
- 	</form>
+     }
- NGFFORM
+ # ----------------------------------------------------- Supplemental documents
+     if (!$forcestandard) {
+        my $folder=$env{'form.folder'};
-            $r->print(<<ENDFORM);
+        unless ($folder=~/^supplemental/) {
- <br />
+ 	   $folder='supplemental';
- $newfolderform
+        }
- <br />
+        if ($folder =~ /^supplemental$/ &&
- $newpageform
+ 	   (($env{'form.folderpath'} =~ /^default\&/) || ($env{'form.folderpath'} eq ''))) {
- <br />
+           $env{'form.folderpath'} = 'supplemental&'.
- $newsylform
+                                     &escape(&mt('Supplemental '.$type.' Documents'));
- <br />
+        }
- $newnavform
+        my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$type);
- <br />
+        if ($error) {
- $newsmppageform
+ 	   $r->print('<p><span class="LC_error">'.$error.'</span></p>');
- <br />
+        }
- $newsmpproblemform
+        if ($allowed) {
- <br />
+ 	   my $folderseq=
- $newdropboxform
+ 	       '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
- <br />
+ 	       '.sequence';
- $newexuploadform
- <br />
+ 	   my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
- $newbulform
- <br />
+ 	my $supupdocform=(<<SUPDOCFORM);
- $newaboutmeform
+ 	<form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
- <br />
+ 	$fileupload
- $newaboutsomeoneform
+ 	<br />
- <br />
+ 	<br />
- $newgroupfileform
+ 	<span class="LC_nobreak">
- <br />
+ 	$checkbox
- $newrosterform
+ 	</span>
- ENDFORM
+ 	<br /><br />
-        }
+ 	$lt{'comment'}:<br />
-        if ($env{'form.pagepath'}) {
+ 	<textarea cols=50 rows=4 name='comment'>
-            $r->print(<<ENDBLOCK);
+ 	</textarea>
- $newsmpproblemform
+ 	<br />
- <br />
+ 	<input type="hidden" name="folderpath" value="$path" />
- $newexuploadform
+ 	<input type="hidden" name="cmd" value="upload_supplemental" />
- ENDBLOCK
+ 	<span class="LC_nobreak">
-        }
+ 	<input type="submit" value="$lt{'upld'}" />
-        $r->print('</td></tr>'."\n".
+ 	 $help{'Uploading_From_Harddrive'}
- '</table>');
+ 	</span>
-        $r->print('</td></tr>');
+ 	</form>
-     }
+ SUPDOCFORM
- # ----------------------------------------------------- Supplemental documents
-     if (!$forcestandard) {
+ 	my $supnewfolderform=(<<SNFFORM);
-        $r->print('<tr><td class="LC_docs_document">');
+ 	<form action="/adm/coursedocs" method="post" name="supnewfolder">
- # '<h2>'.&mt('Supplemental Course Documents').
+ 	<input type="hidden" name="folderpath" value="$path" />
- #  ($allowed?' '.$help{'Supplemental'}:'').'</h2>');
+ 	<input type="hidden" name="importdetail" value="" />
-        my $folder=$env{'form.folder'};
+ 	<span class="LC_nobreak">
-        unless ($folder=~/^supplemental/) {
+ 	<input name="newfolder" type="button"
- 	   $folder='supplemental';
+ 	onClick="javascript:makenewfolder(this.form,'$folderseq');"
-        }
+ 	value="$lt{'newf'}" /> $help{'Adding_Folders'}
-        if ($folder =~ /^supplemental$/ &&
+ 	</span>
- 	   (($env{'form.folderpath'} =~ /^default\&/) || ($env{'form.folderpath'} eq ''))) {
+ 	</form>
-           $env{'form.folderpath'} = 'supplemental&'.
+ SNFFORM
-                                     &escape(&mt('Supplemental '.$type.' Documents'));
-        }
-        my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$type);
+ 	my $supnewextform=(<<SNEFORM);
-        if ($error) {
+ 	<form action="/adm/coursedocs" method="post" name="supnewext">
- 	   $r->print('<p><span class="LC_error">'.$error.'</span></p>');
+ 	<input type="hidden" name="folderpath" value="$path" />
-        }
+ 	<input type="hidden" name="importdetail" value="" />
-        if ($allowed) {
+ 	<span class="LC_nobreak">
- 	   my $folderseq=
+ 	<input name="newext" type="button"
- 	       '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
+ 	onClick="javascript:makenewext('supnewext');"
- 	       '.sequence';
+ 	value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
+ 	</span>
- 	   my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
+ 	</form>
+ SNEFORM
- 	my $supupdocform=(<<SUPDOCFORM);
- 	<form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
+ 	my $supnewsylform=(<<SNSFORM);
- 	$fileupload
+ 	<form action="/adm/coursedocs" method="post" name="supnewsyl">
- 	<br />
+ 	<input type="hidden" name="folderpath" value="$path" />
- 	<br />
+ 	<input type="hidden" name="importdetail"
- 	<span class="LC_nobreak">
+ 	value="Syllabus=/public/$coursedom/$coursenum/syllabus" />
- 	$checkbox
+ 	<span class="LC_nobreak">
- 	</span>
+ 	<input name="newsyl" type="submit" value="$lt{'syll'}" />
- 	<br /><br />
+ 	$help{'Syllabus'}
- 	$lt{'comment'}:<br />
+ 	</span>
- 	<textarea cols=50 rows=4 name='comment'>
+ 	</form>
- 	</textarea>
+ SNSFORM
- 	<br />
- 	<input type="hidden" name="folderpath" value="$path" />
+ 	my $supnewaboutmeform=(<<SNAMFORM);
- 	<input type="hidden" name="cmd" value="upload_supplemental" />
+ 	<form action="/adm/coursedocs" method="post" name="subnewaboutme">
- 	<span class="LC_nobreak">
+ 	<input type="hidden" name="folderpath" value="$path" />
- 	<input type="submit" value="$lt{'upld'}" />
+ 	<input type="hidden" name="importdetail"
- 	 $help{'Uploading_From_Harddrive'}
+ 	value="$plainname=/adm/$udom/$uname/aboutme" />
- 	</span>
+ 	<span class="LC_nobreak">
- 	</form>
+ 	<input name="newaboutme" type="submit" value="$lt{'mypi'}" />
- SUPDOCFORM
+ 	$help{'My Personal Info'}
+ 	</span>
- 	my $supnewfolderform=(<<SNFFORM);
+ 	</form>
- 	<form action="/adm/coursedocs" method="post" name="supnewfolder">
+ SNAMFORM
- 	<input type="hidden" name="folderpath" value="$path" />
- 	<input type="hidden" name="importdetail" value="" />
- 	<span class="LC_nobreak">
- 	<input name="newfolder" type="button"
+ my %suporderhash = (
- 	onClick="javascript:makenewfolder(this.form,'$folderseq');"
+                 'ee' => 'New Document',
- 	value="$lt{'newf'}" /> $help{'Adding_Folders'}
+                 'ff' => 'Special Documents',
- 	</span>
+                 'zz' => 'Hide all Options',
- 	</form>
+                 );
- SNFFORM
+ my %supnamehash = (
+                 'New Document' => $supupdocform,
- 	my $supnewextform=(<<SNEFORM);
+                 'Special Documents' => $supnewfolderform.'<br />'.$supnewextform.'<br />'.$supnewsylform.'<br />'.$supnewaboutmeform,
- 	<form action="/adm/coursedocs" method="post" name="supnewext">
+                 );
- 	<input type="hidden" name="folderpath" value="$path" />
+ my $tid='2';
- 	<input type="hidden" name="importdetail" value="" />
+ my $varscd = 'Supplemented Course Documents';
- 	<span class="LC_nobreak">
- 	<input name="newext" type="button"
+ $r->print(<<FORM);
- 	onClick="javascript:makenewext('supnewext');"
+ <ul class="LC_TabContent">
- 	value="$lt{'extr'}" /> $help{'Adding_External_Resource'}
+ 	<li>New Document</li>
- 	</span>
+ 	<li>Special Documents</li>
- 	</form>
+ </ul>
- SNEFORM
+ FORM
- 	my $supnewsylform=(<<SNSFORM);
+ #$r->print(&generate_edit_table($varscd,\%supnamehash,\%suporderhash));
- 	<form action="/adm/coursedocs" method="post" name="supnewsyl">
- 	<input type="hidden" name="folderpath" value="$path" />
+ 	}
- 	<input type="hidden" name="importdetail"
+    }
- 	value="Syllabus=/public/$coursedom/$coursenum/syllabus" />
+     if ($allowed) {
- 	<span class="LC_nobreak">
+ 	$r->print('
- 	<input name="newsyl" type="submit" value="$lt{'syll'}" />
+ <form method="post" name="extimport" action="/adm/coursedocs">
- 	$help{'Syllabus'}
+   <input type="hidden" name="title" />
- 	</span>
+   <input type="hidden" name="url" />
- 	</form>
+   <input type="hidden" name="useform" />
- SNSFORM
+   <input type="hidden" name="residx" />
+ </form>');
- 	my $supnewaboutmeform=(<<SNAMFORM);
+     }
- 	<form action="/adm/coursedocs" method="post" name="subnewaboutme">
+   } else {
- 	<input type="hidden" name="folderpath" value="$path" />
+       unless ($upload_result eq 'phasetwo') {
- 	<input type="hidden" name="importdetail"
+ # -------------------------------------------------------- This is showdoc mode
- 	value="$plainname=/adm/$udom/$uname/aboutme" />
+           $r->print("<h1>".&mt('Uploaded Document').' - '.
- 	<span class="LC_nobreak">
+ 		&Apache::lonnet::gettitle($r->uri).'</h1><p>'.
- 	<input name="newaboutme" type="submit" value="$lt{'mypi'}" />
+ &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><table>".
- 	$help{'My Personal Info'}
+           &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table>');
- 	</span>
+       }
- 	</form>
+   }
- SNAMFORM
+  }
+  $r->print(&Apache::loncommon::end_page());
- 	   $r->print(<<ENDSUPFORM);
+  return OK;
- <ul class="LC_TabContent">
+ }
- <li>$lt{'nd'}</li>
- <li>$lt{'sd'}</li>
+ sub generate_admin_options {
- <li>$lt{'hao'}</li>
+   my ($containertag,$uploadtag,$lt_ref,$help_ref,$env_ref) = @_;
- </ul>
+   my %lt = %{$lt_ref};
- <table class="LC_docs_adddocs">
+   my %help = %{$help_ref};
- <tr><td>
+   my %env = %{$env_ref};
- $supupdocform
+   my $dumpbut=&dumpbutton();
- </td>
+   my $exportbut=&exportbutton();
- <td>
+   return (<<ENDOPTIONFORM);
- $supnewfolderform
+  <form name="renameform" method="post" action="/adm/coursedocs">
- <br />
+    <input type="hidden" name="title" />
- $supnewextform
+    <input type="hidden" name="cmd" />
- <br />
+    <input type="hidden" name="markcopy" />
- $supnewsylform
+    <input type="hidden" name="copyfolder" />
- <br />
+    $containertag
- $supnewaboutmeform
+  </form>
- </td></tr>
+  <form name="simpleedit" method="post" action="/adm/coursedocs">
- </table></td></tr>
+    <input type="hidden" name="importdetail" value="" />
- ENDSUPFORM
+    $uploadtag
-        }
+  </form>
-     }
+  <form action="/adm/coursedocs" method="post" name="courseverify">
-     $r->print('</table>');
+    <ul style="list-style-type:none">
-     if ($allowed) {
+        <li>
- 	$r->print('
+            <input type="submit" name="verify" value="$lt{'vc'}" />$help{'Verify_Content'}
- <form method="post" name="extimport" action="/adm/coursedocs">
+        </li>
-   <input type="hidden" name="title" />
+        <li>
-   <input type="hidden" name="url" />
+            <input type="submit" name="versions" value="$lt{'cv'}" />$help{'Check_Resource_Versions'}
-   <input type="hidden" name="useform" />
+        </li>
-   <input type="hidden" name="residx" />
+        <li>
- </form>');
+            $dumpbut
-     }
+        </li>
-   } else {
+        <li>
-       unless ($upload_result eq 'phasetwo') {
+            $exportbut
- # -------------------------------------------------------- This is showdoc mode
+        </li>
-           $r->print("<h1>".&mt('Uploaded Document').' - '.
+        <li>
- 		&Apache::lonnet::gettitle($r->uri).'</h1><p>'.
+           <input type="submit" name="listsymbs" value="$lt{'ls'}" />
- &mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><table>".
+         </li>
-           &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table>');
+         <li>
-       }
+           <input type="hidden" name="folder" value="$env{'form.folder'}" />
-   }
+           <input type="submit" name="docslog" value="$lt{'sl'}" />
-  }
+         </li>
-  $r->print(&Apache::loncommon::end_page());
+    </ul>
-  return OK;
+  </form>
- }
+  <div style="clear: both; height: 0px;">&nbsp;</div>
+ ENDOPTIONFORM
- sub generate_admin_options {
-   my ($containertag,$uploadtag,$lt_ref,$help_ref,$env_ref) = @_;
+ }
-   my %lt = %{$lt_ref};
-   my %help = %{$help_ref};
-   my %env = %{$env_ref};
+ sub generate_edit_table {
-   my $dumpbut=&dumpbutton();
+     my ($varcd,$namehash_ref,$orderhash_ref) = @_;
-   my $exportbut=&exportbutton();
+     my %namehash = %{$namehash_ref};             #name verlinkt mit id
-   return (<<ENDOPTIONFORM);
+     my %orderhash = %{$orderhash_ref};           #name mit kürzel verlinkt mit name
-  <form name="renameform" method="post" action="/adm/coursedocs">
+     my $form;
-    <input type="hidden" name="title" />
-    <input type="hidden" name="cmd" />
+     {
-    <input type="hidden" name="markcopy" />
-    <input type="hidden" name="copyfolder" />
+     $form = '<div class="LC_ContentBoxSpecial"><h4 class="LC_hcell">'.&mt('Upload '.$varcd).'</h4>';
-    $containertag
+     $form .= '<ul id="navigation" class="LC_TabContent">';
-  </form>
+     foreach my $name (sort(keys(%orderhash))){
-  <form name="simpleedit" method="post" action="/adm/coursedocs">
+         if($name eq 'zz'){
-    <input type="hidden" name="importdetail" value="" />
+             $form .= '<li onclick="javascript:hideAll(this);" class="active">'.&mt($orderhash{$name}).'</li>';
-    $uploadtag
+         }else{
-  </form>
+             $form .= '<li onclick="javascript:showPage(this, \''.$orderhash{$name}.'\');">'.&mt($orderhash{$name}).'</li>';
-  <form action="/adm/coursedocs" method="post" name="courseverify">
+         }
-    <ul style="list-style-type:none">
+     }
-        <li>
+     $form .= '<div id="content" style="padding: 0 0; margin: 0 0;">';
-            <input type="submit" name="verify" value="$lt{'vc'}" />$help{'Verify_Content'}
+     foreach my $field (keys(%namehash)){
-        </li>
+         $form .= '<div id="'.$field.'" class="LC_ContentBox" style="display: none;">'.$namehash{$field}.'</div>';
-        <li>
+       }
-            <input type="submit" name="versions" value="$lt{'cv'}" />$help{'Check_Resource_Versions'}
+     $form .= '</div></div>';
-        </li>
+     }
-        <li>
+     return $form;
-            $dumpbut
+ }
-        </li>
-        <li>
+ sub editing_js {
-            $exportbut
+     my ($udom,$uname) = @_;
-        </li>
+     my $now = time();
-        <li>
+     my %lt = &Apache::lonlocal::texthash(
-           <input type="submit" name="listsymbs" value="$lt{'ls'}" />
+                                           p_mnf => 'Name of New Folder',
-         </li>
+                                           t_mnf => 'New Folder',
-         <li>
+                                           p_mnp => 'Name of New Page',
-           <input type="hidden" name="folder" value="$env{'form.folder'}" />
+                                           t_mnp => 'New Page',
-           <input type="submit" name="docslog" value="$lt{'sl'}" />
+                                           p_mxu => 'Title for the Uploaded Score',
-         </li>
+                                           p_msp => 'Title for the Page',
-    </ul>
+                                           p_msb => 'Title for the Problem',
-  </form>
+                                           p_mdb => 'Title for the Drop Box',
-  <div style="clear: both; height: 0px;">&nbsp;</div>
+                                           p_mbb => 'Title for the Bulletin Board',
- ENDOPTIONFORM
+                                           p_mab => "Enter user:domain for User's 'About Me' Page",
- }
+                                           p_mab2 => "About [_99]",
+                                           p_mab_alrt1 => 'Not a valid user:domain',
- sub generate_edit_table {
+                                           p_mab_alrt2 => 'Please enter both user and domain in the format user:domain',
-     my ($optionhash_ref,$namehash_ref,$orderhash_ref) = @_;
+                                           p_chn => 'New Title',
-     my %optionhash = %{$optionhash_ref};         #id verlinkt mit inhalt
+                                           p_rmr1 => 'WARNING: Removing a resource makes associated grades and scores inaccessible!',
-     my %namehash = %{$namehash_ref};             #name verlinkt mit id
+                                           p_rmr2a => 'Remove[_99]',
-     my %orderhash = %{$orderhash_ref};           #name mit kürzel verlinkt mit name
+                                           p_rmr2b => '?[_99]',
-     my $form;
+                                           p_ctr1a => 'WARNING: Cutting a resource makes associated grades and scores inaccessible!',
-     $form = '<div class="LC_ContentBoxSpecial"><h4 class="LC_hcell">'.&mt('Upload Course Documents').'<h4>';
+                                           p_ctr1b => 'Grades remain inaccessible if resource is pasted into another folder.',
-     $form .= '<ul class="LC_TabContent">';
+                                           p_ctr2a => 'Cut[_98]',
-     foreach my $name (sort(keys(%orderhash))){
+                                           p_ctr2b => '?[_98]'
-         if($name eq 'zz_hide'){
+                                         );
-             $form .= '<li><a onclick="hideAllSection();" href="#">'.&mt($orderhash{$name}).'</a></li>';
-         }else{
+     return <<ENDNEWSCRIPT;
-             $form .= '<li><a onclick="popUpSection(\''.$namehash{$orderhash{$name}}.'\');" href="#">'.&mt($orderhash{$name}).'</a></li>';
+ function makenewfolder(targetform,folderseq) {
-         }
+     var foldername=prompt('$lt{"p_mnf"}','$lt{"t_mnf"}');
-     }
+     if (foldername) {
-     foreach my $field (keys(%optionhash)){
+        targetform.importdetail.value=escape(foldername)+"="+folderseq;
-         $form .= '<div id="'.$field.'" class="LC_ContentBox LC_hideThis">'.$optionhash{$field}.'</div>';
+         targetform.submit();
      }
-     $form .= '</div>';
+ }
-     return $form;
- }
+ function makenewpage(targetform,folderseq) {
+     var pagename=prompt('$lt{"p_mnp"}','$lt{"t_mnp"}');
- sub editing_js {
+     if (pagename) {
-     my ($udom,$uname) = @_;
+         targetform.importdetail.value=escape(pagename)+"="+folderseq;
-     my $now = time();
+         targetform.submit();
-     my %lt = &Apache::lonlocal::texthash(
+     }
-                                           p_mnf => 'Name of New Folder',
+ }
-                                           t_mnf => 'New Folder',
-                                           p_mnp => 'Name of New Page',
+ function makenewext(targetname) {
-                                           t_mnp => 'New Page',
+     this.document.forms.extimport.useform.value=targetname;
-                                           p_mxu => 'Title for the Uploaded Score',
+     this.document.forms.extimport.title.value='';
-                                           p_msp => 'Title for the Page',
+     this.document.forms.extimport.url.value='';
-                                           p_msb => 'Title for the Problem',
+     this.document.forms.extimport.residx.value='';
-                                           p_mdb => 'Title for the Drop Box',
+     window.open('/adm/rat/extpickframe.html');
-                                           p_mbb => 'Title for the Bulletin Board',
+ }
-                                           p_mab => "Enter user:domain for User's 'About Me' Page",
-                                           p_mab2 => "About [_99]",
+ function edittext(targetname,residx,title,url) {
-                                           p_mab_alrt1 => 'Not a valid user:domain',
+     this.document.forms.extimport.useform.value=targetname;
-                                           p_mab_alrt2 => 'Please enter both user and domain in the format user:domain',
+     this.document.forms.extimport.residx.value=residx;
-                                           p_chn => 'New Title',
+     this.document.forms.extimport.url.value=url;
-                                           p_rmr1 => 'WARNING: Removing a resource makes associated grades and scores inaccessible!',
+     this.document.forms.extimport.title.value=title;
-                                           p_rmr2a => 'Remove[_99]',
+     window.open('/adm/rat/extpickframe.html');
-                                           p_rmr2b => '?[_99]',
+ }
-                                           p_ctr1a => 'WARNING: Cutting a resource makes associated grades and scores inaccessible!',
-                                           p_ctr1b => 'Grades remain inaccessible if resource is pasted into another folder.',
+ function makeexamupload() {
-                                           p_ctr2a => 'Cut[_98]',
+    var title=prompt('$lt{"p_mxu"}');
-                                           p_ctr2b => '?[_98]'
+    if (title) {
-                                         );
+     this.document.forms.newexamupload.importdetail.value=
+ 	escape(title)+'=/res/lib/templates/examupload.problem';
-     return <<ENDNEWSCRIPT;
+     this.document.forms.newexamupload.submit();
- function makenewfolder(targetform,folderseq) {
+    }
-     var foldername=prompt('$lt{"p_mnf"}','$lt{"t_mnf"}');
+ }
-     if (foldername) {
-        targetform.importdetail.value=escape(foldername)+"="+folderseq;
+ function makesmppage() {
-         targetform.submit();
+    var title=prompt('$lt{"p_msp"}');
-     }
+    if (title) {
- }
+     this.document.forms.newsmppg.importdetail.value=
+ 	escape(title)+'=/adm/$udom/$uname/$now/smppg';
- function makenewpage(targetform,folderseq) {
+     this.document.forms.newsmppg.submit();
-     var pagename=prompt('$lt{"p_mnp"}','$lt{"t_mnp"}');
+    }
-     if (pagename) {
+ }
-         targetform.importdetail.value=escape(pagename)+"="+folderseq;
-         targetform.submit();
+ function makesmpproblem() {
-     }
+    var title=prompt('$lt{"p_msb"}');
- }
+    if (title) {
+     this.document.forms.newsmpproblem.importdetail.value=
- function makenewext(targetname) {
+ 	escape(title)+'=/res/lib/templates/simpleproblem.problem';
-     this.document.forms.extimport.useform.value=targetname;
+     this.document.forms.newsmpproblem.submit();
-     this.document.forms.extimport.title.value='';
+    }
-     this.document.forms.extimport.url.value='';
+ }
-     this.document.forms.extimport.residx.value='';
-     window.open('/adm/rat/extpickframe.html');
+ function makedropbox() {
- }
+    var title=prompt('$lt{"p_mdb"}');
+    if (title) {
- function edittext(targetname,residx,title,url) {
+     this.document.forms.newdropbox.importdetail.value=
-     this.document.forms.extimport.useform.value=targetname;
+         escape(title)+'=/res/lib/templates/DropBox.problem';
-     this.document.forms.extimport.residx.value=residx;
+     this.document.forms.newdropbox.submit();
-     this.document.forms.extimport.url.value=url;
+    }
-     this.document.forms.extimport.title.value=title;
+ }
-     window.open('/adm/rat/extpickframe.html');
- }
+ function makebulboard() {
+    var title=prompt('$lt{"p_mbb"}');
- function makeexamupload() {
+    if (title) {
-    var title=prompt('$lt{"p_mxu"}');
+     this.document.forms.newbul.importdetail.value=
-    if (title) {
+ 	escape(title)+'=/adm/$udom/$uname/$now/bulletinboard';
-     this.document.forms.newexamupload.importdetail.value=
+     this.document.forms.newbul.submit();
- 	escape(title)+'=/res/lib/templates/examupload.problem';
+    }
-     this.document.forms.newexamupload.submit();
+ }
-    }
- }
+ function makeabout() {
+    var user=prompt("$lt{'p_mab'}");
- function makesmppage() {
+    if (user) {
-    var title=prompt('$lt{"p_msp"}');
+        var comp=new Array();
-    if (title) {
+        comp=user.split(':');
-     this.document.forms.newsmppg.importdetail.value=
+        if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
- 	escape(title)+'=/adm/$udom/$uname/$now/smppg';
+ 	   if ((comp[0]) && (comp[1])) {
-     this.document.forms.newsmppg.submit();
+ 	       this.document.forms.newaboutsomeone.importdetail.value=
-    }
+ 		   '$lt{"p_mab2"}'+escape(user)+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
- }
+ 	       this.document.forms.newaboutsomeone.submit();
+ 	   } else {
- function makesmpproblem() {
+                alert("$lt{'p_mab_alrt1'}");
-    var title=prompt('$lt{"p_msb"}');
+            }
-    if (title) {
+        } else {
-     this.document.forms.newsmpproblem.importdetail.value=
+            alert("$lt{'p_mab_alrt2'}");
- 	escape(title)+'=/res/lib/templates/simpleproblem.problem';
+        }
-     this.document.forms.newsmpproblem.submit();
+    }
-    }
+ }
- }
+ function makeims() {
- function makedropbox() {
+     var caller = document.forms.ims.folder.value;
-    var title=prompt('$lt{"p_mdb"}');
+     var newlocation = "/adm/imsimportdocs?folder="+caller+"&phase=one";
-    if (title) {
+     newWindow = window.open("","IMSimport","HEIGHT=700,WIDTH=750,scrollbars=yes");
-     this.document.forms.newdropbox.importdetail.value=
+     newWindow.location.href = newlocation;
-         escape(title)+'=/res/lib/templates/DropBox.problem';
+ }
-     this.document.forms.newdropbox.submit();
-    }
- }
+ function finishpick() {
+     var title=this.document.forms.extimport.title.value;
- function makebulboard() {
+     var url=this.document.forms.extimport.url.value;
-    var title=prompt('$lt{"p_mbb"}');
+     var form=this.document.forms.extimport.useform.value;
-    if (title) {
+     var residx=this.document.forms.extimport.residx.value;
-     this.document.forms.newbul.importdetail.value=
+     eval('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+'='+residx+'";this.document.forms.'+form+'.submit();');
- 	escape(title)+'=/adm/$udom/$uname/$now/bulletinboard';
+ }
-     this.document.forms.newbul.submit();
-    }
+ function changename(folderpath,index,oldtitle,container,pagesymb) {
- }
+     var title=prompt('$lt{"p_chn"}',oldtitle);
+     if (title) {
- function makeabout() {
+ 	this.document.forms.renameform.markcopy.value=-1;
-    var user=prompt("$lt{'p_mab'}");
+ 	this.document.forms.renameform.title.value=title;
-    if (user) {
+ 	this.document.forms.renameform.cmd.value='rename_'+index;
-        var comp=new Array();
+         if (container == 'sequence') {
-        comp=user.split(':');
+ 	    this.document.forms.renameform.folderpath.value=folderpath;
-        if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
+         }
- 	   if ((comp[0]) && (comp[1])) {
+         if (container == 'page') {
- 	       this.document.forms.newaboutsomeone.importdetail.value=
+             this.document.forms.renameform.pagepath.value=folderpath;
- 		   '$lt{"p_mab2"}'+escape(user)+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
+             this.document.forms.renameform.pagesymb.value=pagesymb;
- 	       this.document.forms.newaboutsomeone.submit();
+         }
- 	   } else {
+         this.document.forms.renameform.submit();
-                alert("$lt{'p_mab_alrt1'}");
+     }
-            }
+ }
-        } else {
-            alert("$lt{'p_mab_alrt2'}");
+ function removeres(folderpath,index,oldtitle,container,pagesymb,skip_confirm) {
-        }
+     if (skip_confirm || confirm('$lt{"p_rmr1"}\\n\\n$lt{"p_rmr2a"} "'+oldtitle+'" $lt{"p_rmr2b"}')) {
-    }
+ 	this.document.forms.renameform.markcopy.value=-1;
- }
+ 	this.document.forms.renameform.cmd.value='del_'+index;
+         if (container == 'sequence') {
- function makeims() {
+             this.document.forms.renameform.folderpath.value=folderpath;
-     var caller = document.forms.ims.folder.value;
+         }
-     var newlocation = "/adm/imsimportdocs?folder="+caller+"&phase=one";
+         if (container == 'page') {
-     newWindow = window.open("","IMSimport","HEIGHT=700,WIDTH=750,scrollbars=yes");
+             this.document.forms.renameform.pagepath.value=folderpath;
-     newWindow.location.href = newlocation;
+             this.document.forms.renameform.pagesymb.value=pagesymb;
- }
+         }
+         this.document.forms.renameform.submit();
+     }
- function finishpick() {
+ }
-     var title=this.document.forms.extimport.title.value;
-     var url=this.document.forms.extimport.url.value;
+ function cutres(folderpath,index,oldtitle,container,pagesymb,folder,skip_confirm) {
-     var form=this.document.forms.extimport.useform.value;
+     if (skip_confirm || confirm('$lt{"p_ctr1a"}\\n$lt{"p_ctr1b"}\\n\\n$lt{"p_ctr2a"} "'+oldtitle+'" $lt{"p_ctr2b"}')) {
-     var residx=this.document.forms.extimport.residx.value;
+ 	this.document.forms.renameform.cmd.value='cut_'+index;
-     eval('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+'='+residx+'";this.document.forms.'+form+'.submit();');
+ 	this.document.forms.renameform.markcopy.value=index;
- }
+ 	this.document.forms.renameform.copyfolder.value=folder+'.'+container;
+         if (container == 'sequence') {
- function changename(folderpath,index,oldtitle,container,pagesymb) {
+             this.document.forms.renameform.folderpath.value=folderpath;
-     var title=prompt('$lt{"p_chn"}',oldtitle);
+         }
-     if (title) {
+         if (container == 'page') {
- 	this.document.forms.renameform.markcopy.value=-1;
+             this.document.forms.renameform.pagepath.value=folderpath;
- 	this.document.forms.renameform.title.value=title;
+             this.document.forms.renameform.pagesymb.value=pagesymb;
- 	this.document.forms.renameform.cmd.value='rename_'+index;
+         }
-         if (container == 'sequence') {
+         this.document.forms.renameform.submit();
- 	    this.document.forms.renameform.folderpath.value=folderpath;
+     }
-         }
+ }
-         if (container == 'page') {
-             this.document.forms.renameform.pagepath.value=folderpath;
+ function markcopy(folderpath,index,oldtitle,container,pagesymb,folder) {
-             this.document.forms.renameform.pagesymb.value=pagesymb;
+     this.document.forms.renameform.markcopy.value=index;
-         }
+     this.document.forms.renameform.copyfolder.value=folder+'.'+container;
-         this.document.forms.renameform.submit();
+     if (container == 'sequence') {
-     }
+ 	this.document.forms.renameform.folderpath.value=folderpath;
- }
+     }
+     if (container == 'page') {
- function removeres(folderpath,index,oldtitle,container,pagesymb,skip_confirm) {
+ 	this.document.forms.renameform.pagepath.value=folderpath;
-     if (skip_confirm || confirm('$lt{"p_rmr1"}\\n\\n$lt{"p_rmr2a"} "'+oldtitle+'" $lt{"p_rmr2b"}')) {
+ 	this.document.forms.renameform.pagesymb.value=pagesymb;
- 	this.document.forms.renameform.markcopy.value=-1;
+     }
- 	this.document.forms.renameform.cmd.value='del_'+index;
+     this.document.forms.renameform.submit();
-         if (container == 'sequence') {
+ }
-             this.document.forms.renameform.folderpath.value=folderpath;
-         }
+ function unselectInactive() {
-         if (container == 'page') {
+ 	currentTable = document.getElementById('tableId');
-             this.document.forms.renameform.pagepath.value=folderpath;
+ 	currentNav = document.getElementById('navigation');
-             this.document.forms.renameform.pagesymb.value=pagesymb;
+ 	currentLis = currentNav.getElementsByTagName('LI');
-         }
+ 	for (i = 0; i < currentLis.length; i++) {
-         this.document.forms.renameform.submit();
+ 		currentLis[i].className = 'i';
-     }
+ 	}
  }
- function cutres(folderpath,index,oldtitle,container,pagesymb,folder,skip_confirm) {
+ function hideAll(current) {
-     if (skip_confirm || confirm('$lt{"p_ctr1a"}\\n$lt{"p_ctr1b"}\\n\\n$lt{"p_ctr2a"} "'+oldtitle+'" $lt{"p_ctr2b"}')) {
+ 	unselectInactive();
- 	this.document.forms.renameform.cmd.value='cut_'+index;
+ 	current.className = 'active';
- 	this.document.forms.renameform.markcopy.value=index;
+ 	currentData = document.getElementById('content');
- 	this.document.forms.renameform.copyfolder.value=folder+'.'+container;
+ 	currentDivs = currentData.getElementsByTagName('DIV');
-         if (container == 'sequence') {
+ 	for (i = 0; i < currentDivs.length; i++) {
-             this.document.forms.renameform.folderpath.value=folderpath;
+ 		currentDivs[i].style.display = 'none';
-         }
+ 	}
-         if (container == 'page') {
+ }
-             this.document.forms.renameform.pagepath.value=folderpath;
-             this.document.forms.renameform.pagesymb.value=pagesymb;
+ function showPage(current, pageId) {
-         }
+ 	hideAll(current);
-         this.document.forms.renameform.submit();
+ 	unselectInactive();
-     }
+ 	current.className = 'active';
- }
+ 	currentData = document.getElementById(pageId);
+ 	currentData.style.display = 'block';
- function markcopy(folderpath,index,oldtitle,container,pagesymb,folder) {
+ 	return false;
-     this.document.forms.renameform.markcopy.value=index;
+ }
-     this.document.forms.renameform.copyfolder.value=folder+'.'+container;
-     if (container == 'sequence') {
+ ENDNEWSCRIPT
- 	this.document.forms.renameform.folderpath.value=folderpath;
+ }
-     }
+;
-     if (container == 'page') {
+ __END__
- 	this.document.forms.renameform.pagepath.value=folderpath;
- 	this.document.forms.renameform.pagesymb.value=pagesymb;
-     }
+ =head1 NAME
-     this.document.forms.renameform.submit();
- }
+ Apache::londocs.pm
+ =head1 SYNOPSIS
- ENDNEWSCRIPT
- }
+ This is part of the LearningOnline Network with CAPA project
-;
+ described at http://www.lon-capa.org.
- __END__
+ =head1 SUBROUTINES
- =head1 NAME
+ =over
- Apache::londocs.pm
+ =item %help=()
- =head1 SYNOPSIS
+ Available help topics
- This is part of the LearningOnline Network with CAPA project
+ =item mapread()
- described at http://www.lon-capa.org.
+ Mapread read maps into LONCAPA::map:: global arrays
- =head1 SUBROUTINES
+ @order and @resources, determines status
+ sets @order - pointer to resources in right order
- =over
+ sets @resources - array with the resources with correct idx
- =item %help=()
+ =item authorhosts()
- Available help topics
+ Return hash with valid author names
- =item mapread()
+ =item dumpbutton()
- Mapread read maps into LONCAPA::map:: global arrays
+ Generate "dump" button
- @order and @resources, determines status
- sets @order - pointer to resources in right order
+ =item clean()
- sets @resources - array with the resources with correct idx
+ =item dumpcourse()
- =item authorhosts()
+     Actually dump course
- Return hash with valid author names
- =item dumpbutton()
+ =item exportbutton()
- Generate "dump" button
+     Generate "export" button
- =item clean()
+ =item exportcourse()
- =item dumpcourse()
+ =item create_ims_store()
-     Actually dump course
+ =item build_package()
+ =item get_dependencies()
- =item exportbutton()
+ =item process_content()
-     Generate "export" button
+ =item replicate_content()
- =item exportcourse()
+ =item extract_media()
- =item create_ims_store()
+ =item store_template()
- =item build_package()
+ =item group_import()
- =item get_dependencies()
+     Imports the given (name, url) resources into the course
- =item process_content()
+     coursenum, coursedom, and folder must precede the list
- =item replicate_content()
+ =item breadcrumbs()
- =item extract_media()
+ =item log_docs()
- =item store_template()
+ =item docs_change_log()
- =item group_import()
+ =item update_paste_buffer()
-     Imports the given (name, url) resources into the course
+ =item print_paste_buffer()
-     coursenum, coursedom, and folder must precede the list
+ =item do_paste_from_buffer()
- =item breadcrumbs()
+ =item update_parameter()
- =item log_docs()
+ =item handle_edit_cmd()
- =item docs_change_log()
+ =item editor()
- =item update_paste_buffer()
+ =item process_file_upload()
- =item print_paste_buffer()
+ =item process_secondary_uploads()
- =item do_paste_from_buffer()
+ =item is_supplemental_title()
- =item update_parameter()
+ =item parse_supplemental_title()
- =item handle_edit_cmd()
+ =item entryline()
- =item editor()
+ =item tiehash()
- =item process_file_upload()
+ =item untiehash()
- =item process_secondary_uploads()
+ =item checkonthis()
- =item is_supplemental_title()
+ check on this
- =item parse_supplemental_title()
+ =item verifycontent()
- =item entryline()
+ Verify Content
- =item tiehash()
+ =item devalidateversioncache() & checkversions()
- =item untiehash()
+ Check Versions
- =item checkonthis()
+ =item mark_hash_old()
- check on this
+ =item is_hash_old()
- =item verifycontent()
+ =item changewarning()
- Verify Content
+ =item init_breadcrumbs()
- =item devalidateversioncache() & checkversions()
+ Breadcrumbs for special functions
- Check Versions
+ =back
- =item mark_hash_old()
+ =cut
- =item is_hash_old()
- =item changewarning()
- =item init_breadcrumbs()
- Breadcrumbs for special functions
- =back
- =cut

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	Added in v.1.333