--- loncom/interface/londocs.pm	2002/07/31 13:50:38	1.3
+++ loncom/interface/londocs.pm	2012/11/29 20:37:07	1.511
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.3 2002/07/31 13:50:38 www Exp $
+# $Id: londocs.pm,v 1.511 2012/11/29 20:37:07 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -29,36 +29,5035 @@
 package Apache::londocs;
 
 use strict;
-use Apache::Constants qw(:common);
+use Apache::Constants qw(:common :http);
+use Apache::imsexport;
+use Apache::lonnet;
+use Apache::loncommon;
+use Apache::lonhtmlcommon;
+use LONCAPA::map();
+use Apache::lonratedt();
+use Apache::lonxml;
+use Apache::lonclonecourse;
+use Apache::lonnavmaps;
+use Apache::lonnavdisplay();
+use Apache::lonuserstate();
+use Apache::lonextresedit();
+use HTML::Entities;
+use HTML::TokeParser;
+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,$contentchg)=@_;
+    my $report;
+    if (($contentchg) && ($map =~ /^default/)) {
+       $report = 1;
+    }
+    my ($outtext,$errtext)=
+      &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+			      $map,1,$report);
+    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) {
+                    $allowed=1;
+                    last;
+                }
+            }
+	    if ($allowed) {
+		$home++;
+		$outhash{'home_'.$ca.':'.$cd}=1;
+	    } else {
+		$outhash{'otherhome_'.$ca.':'.$cd}=$myhome;
+		$other++;
+	    }
+	}
+    }
+    return ($home,$other,%outhash);
+}
+
+
+sub clean {
+    my ($title)=@_;
+    $title=~s/[^\w\/\!\$\%\^\*\-\_\=\+\;\:\,\\\|\`\~]+/\_/gs;
+    return $title;
+}
+
+
+
+sub dumpcourse {
+    my ($r) = @_;
+    my $crstype = &Apache::loncommon::course_type();
+    $r->print(&Apache::loncommon::start_page('Dump '.$crstype.' Content to Authoring Space')."\n".
+              &Apache::lonhtmlcommon::breadcrumbs('Dump '.$crstype.' Content to Authoring Space')."\n");
+    $r->print(&startContentScreen('tools'));
+    my ($home,$other,%outhash)=&authorhosts();
+    unless ($home) {
+        $r->print(&endContentScreen());
+        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'}}) {
+            $r->print(&endContentScreen());
+            return '';
+        }
+	my ($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 $path=$r->dir_config('lonDocRoot')."/priv/$cd/$ca";
+	    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 {
+        $r->print(&mt('Searching ...').'<br />');
+        $r->rflush();
+# Input form
+        $r->print('<form name="dumpdoc" action="" method="post">'."\n");
+	unless ($home==1) {
+	    $r->print('<div class="LC_left_float">'.
+		      '<fieldset><legend>'.
+                      &mt('Select the Authoring Space').
+                      '</legend><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></fieldset></div>'."\n");
+	}
+	my $title=$origcrsdata{'description'};
+	$title=~s/[\/\s]+/\_/gs;
+	$title=&clean($title);
+	$r->print('<div class="LC_left_float">'.
+                  '<fieldset><legend>'.&mt('Folder in Authoring Space').'</legend>'.
+                  '<input type="text" size="50" name="authorfolder" value="'.
+                  $title.'" />'.
+                  '</fieldset></div><br clear="all" />'."\n");
+	&tiehash();
+	$r->print('<h4>'.&mt('Filenames in Authoring Space').'</h4>'
+                 .&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 $crstype Content").'" /></p></form>');
+    }
+    $r->print(&endContentScreen());
+}
+
+sub group_import {
+    my ($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,1);
+}
+
+sub log_docs {
+    return &Apache::lonnet::write_log('course','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,$coursenum,$coursedom,$folder,$allowed,$crstype,$iconpath)=@_;
+    my $supplementalflag=($env{'form.folderpath'}=~/^supplemental/);
+    my $js = '<script type="text/javascript">'."\n".
+             '// <![CDATA['."\n".
+             &Apache::loncommon::display_filter_js('docslog')."\n".
+             &editing_js($env{'user.domain'},$env{'user.name'},$supplementalflag)."\n".
+             &history_tab_js()."\n".
+             &Apache::lonratedt::editscript('simple')."\n".
+             '// ]]>'."\n".
+             '</script>'."\n";
+    $r->print(&Apache::loncommon::start_page('Content Change Log',$js));
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Content Change Log'));
+    $r->print(&startContentScreen(($supplementalflag?'suppdocs':'docs')));
+    my %orderhash;
+    my $container='sequence';
+    my $pathitem;
+    if ($env{'form.pagepath'}) {
+        $container='page';
+        $pathitem = '<input type="hidden" name="pagepath" value="'.
+                    &HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />';
+    } else {
+        my $folderpath=$env{'form.folderpath'};
+        if ($folderpath eq '') {
+            $folderpath = 'default&'.&escape(&mt('Main '.$crstype.' Documents'));
+        }
+        $pathitem = '<input type="hidden" name="folderpath" value="'.
+                    &HTML::Entities::encode($folderpath,'<>&"').'" />';
+    }
+    my $readfile="/uploaded/$coursedom/$coursenum/$folder.$container";
+    my $jumpto = $readfile;
+    $jumpto =~ s{^/}{};
+    my $tid = 1;
+    if ($supplementalflag) {
+        $tid = 2;
+    }
+    my ($breadcrumbtrail) = 
+        &Apache::lonhtmlcommon::docs_breadcrumbs($allowed,$crstype,1);
+    $r->print($breadcrumbtrail.
+              &generate_edit_table($tid,\%orderhash,undef,$iconpath,$jumpto,
+              $readfile));
+    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); }
+
+    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; }
+# FIXME: internationalization seems wrong here
+    my %lt=('hiddenresource' => 'Resources hidden',
+	    'encrypturl'     => 'URL hidden',
+	    'randompick'     => 'Randomly pick',
+	    'randomorder'    => 'Randomly ordered',
+	    'set'            => 'set to',
+	    'del'            => 'deleted');
+    my $filter = &Apache::loncommon::display_filter('docslog')."\n".
+                 $pathitem."\n".
+                 '<input type="hidden" name="folder" value="'.$env{'form.folder'}.'" />'.
+                 ('&nbsp;'x2).'<input type="submit" value="'.&mt('Display').'" />';
+    $r->print('<div class="LC_left_float">'.
+              '<fieldset><legend>'.&mt('Display of Content Changes').'</legend>'."\n".
+              &makedocslogform($filter,1).
+              '</fieldset></div><br clear="all" />');
+    $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>');
+        my $is_supp = 0; 
+        if ($docslog{$id}{'logentry'}{'currentfolder'} =~ /^supplemental/) {
+            $is_supp = 1;
+        }
+# 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) {
+                my $shown = &LONCAPA::map::qtescape($oldname);
+                if ($is_supp) {
+                    $shown = &Apache::loncommon::parse_supplemental_title($shown);
+                }
+                $r->print($shown);
+	    }
+	}
+	$r->print('<ul>');
+	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
+            if ($docslog{$id}{'logentry'}{'before_order_res_'.$idx}) {
+                my $shown = &LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'before_order_res_'.$idx}))[0]);
+                if ($is_supp) {
+                    $shown = &Apache::loncommon::parse_supplemental_title($shown);
+                }
+		$r->print('<li>'.$shown.'</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) {
+                my $shown = &LONCAPA::map::qtescape($newname);
+                if ($is_supp) {
+                    $shown = &Apache::loncommon::parse_supplemental_title(&LONCAPA::map::qtescape($newname));
+                }
+                $r->print($shown);
+	    }
+	}
+	$r->print('<ul>');
+	for (my $idx=0;$idx<=$docslog{$id}{'logentry'}{'maxidx'};$idx++) {
+            if ($docslog{$id}{'logentry'}{'after_order_res_'.$idx}) {
+                my $shown = &LONCAPA::map::qtescape((split(/\:/,$docslog{$id}{'logentry'}{'after_order_res_'.$idx}))[0]);
+                if ($is_supp) {
+                    $shown = &Apache::loncommon::parse_supplemental_title($shown);
+                }
+                $r->print('<li>'.$shown.'</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}) {
+# FIXME: internationalization seems wrong here
+		    $r->print('<li>'.
+			      &mt($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; }
+    }
+    $r->print(&Apache::loncommon::end_data_table()."\n".
+              &makesimpleeditform($pathitem)."\n".
+              '</div></div>');
+    $r->print(&endContentScreen());
+}
+
+sub update_paste_buffer {
+    my ($coursenum,$coursedom,$folder) = @_;
+
+    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) = &Apache::loncommon::parse_supplemental_title($title);
+    } elsif ($env{'docs.markedcopy_supplemental'}) {
+        &Apache::lonnet::delenv('docs.markedcopy_supplemental');
+    }
+    $url=~s{http(&colon;|:)//https(&colon;|:)//}{https$2//};
+
+    (my $cmd,undef)=split('_',$env{'form.cmd'});
+
+    my %addtoenv = (
+                    'docs.markedcopy_title' => $title,
+                    'docs.markedcopy_url'   => $url,
+                    'docs.markedcopy_cmd'   => $cmd,
+                   );
+    &Apache::lonnet::delenv('docs.markedcopy_nested');
+    &Apache::lonnet::delenv('docs.markedcopy_nestednames');
+    if ($url =~ m{^/uploaded/$match_domain/$match_courseid/(default|supplemental)_?(\d*)\.(page|sequence)$}) {
+        my $prefix = $1;
+        my $subdir =$2;
+        if ($subdir eq '') {
+            $subdir = $prefix;
+        }
+        my (%addedmaps,%removefrommap,%removeparam,%hierarchy,%titles,%allmaps);
+        &contained_map_check($url,$folder,\%removefrommap,\%removeparam,\%addedmaps,
+                             \%hierarchy,\%titles,\%allmaps);
+        if (ref($hierarchy{$url}) eq 'HASH') {
+            my ($nested,$nestednames);
+            &recurse_uploaded_maps($url,$subdir,\%hierarchy,\%titles,\$nested,\$nestednames);
+            $nested =~ s/\&$//;
+            $nestednames =~ s/\Q___&&&___\E$//;
+            if ($nested ne '') {
+                $addtoenv{'docs.markedcopy_nested'} = $nested;
+            }
+            if ($nestednames ne '') {
+                $addtoenv{'docs.markedcopy_nestednames'} = $nestednames;
+            }
+        }
+    }
+    &Apache::lonnet::appenv(\%addtoenv);
+    delete($env{'form.markcopy'});
+}
+
+sub recurse_uploaded_maps {
+    my ($url,$dir,$hierarchy,$titlesref,$nestref,$namesref) = @_;
+    if (ref($hierarchy->{$url}) eq 'HASH') {
+        my @maps = map { $hierarchy->{$url}{$_}; } sort { $a <=> $b } (keys(%{$hierarchy->{$url}}));
+        my @titles = map { $titlesref->{$url}{$_}; } sort { $a <=> $b } (keys(%{$titlesref->{$url}}));
+        my (@uploaded,@names,%shorter);
+        for (my $i=0; $i<@maps; $i++) {
+            my ($inner) = ($maps[$i] =~ m{^/uploaded/$match_domain/$match_courseid/(?:default|supplemental)_(\d+)\.(?:page|sequence)$});
+            if ($inner ne '') {
+                push(@uploaded,$inner);
+                push(@names,&escape($titles[$i]));
+                $shorter{$maps[$i]} = $inner;
+            }
+        }
+        $$nestref .= "$dir:".join(',',@uploaded).'&';
+        $$namesref .= "$dir:".(join(',',@names)).'___&&&___';
+        foreach my $map (@maps) {
+            if ($shorter{$map} ne '') {
+                &recurse_uploaded_maps($map,$shorter{$map},$hierarchy,$titlesref,$nestref,$namesref);
+            }
+        }
+    }
+    return;
+}
+
+sub print_paste_buffer {
+    my ($r,$container,$folder,$coursedom,$coursenum) = @_;
+    return if (!defined($env{'docs.markedcopy_url'}));
+
+    my ($is_external,$othercourse,$fromsupp,$is_uploaded_map,$parent);
+    my $extension = (split(/\./,$env{'docs.markedcopy_url'}))[-1];
+    if ($env{'docs.markedcopy_url'} =~ m{^(?:/adm/wrapper/ext|(?:http|https)(?:&colon;|:))//} ) {
+        $is_external = 1;
+    }
+
+    my ($canpaste,$nopaste,$othercrs,$areachange,$is_uploaded_map);
+    if ($folder =~ /^supplemental/) {
+        $canpaste = &supp_pasteable($env{'docs.markedcopy_url'});
+        unless ($canpaste) {
+            $nopaste = &mt('Paste into Supplemental Content unavailable for this type of content.');
+        } 
+    } else {
+        $canpaste = 1;
+    }
+
+    if ($canpaste) {
+        if ($env{'docs.markedcopy_url'} =~ m{^/uploaded/($match_domain)/($match_courseid)/(.+)$}) {
+            my $srcdom = $1;
+            my $srcnum = $2;
+            my $rem = $3;
+            if (($srcdom ne $coursedom) || ($srcnum ne $coursenum)) {
+                $othercourse = 1;
+                if ($env{"user.priv.cm./$srcdom/$srcnum"} =~ /\Q:mdc&F\E/) {
+                    if ($canpaste) {
+                        $othercrs = '<br />'.&mt('(from another course).');  
+                    }
+                } else {
+                    $canpaste = 0;
+                    $nopaste = &mt('Paste from another course unavailable.') 
+                }
+            }
+            if ($rem =~ m{^(default|supplemental)_?(\d*)\.(?:page|sequence)$}) {
+                my $prefix = $1;
+                $parent = $2;
+                if ($folder !~ /^\Q$prefix\E/) {
+                    $areachange = 1;
+                }
+                $is_uploaded_map = 1;
+            }
+        }
+    }
+
+    $r->print('<fieldset>'
+             .'<legend>'.&mt('Clipboard').'</legend>');
+    my ($type,$buffer);
+    if ($is_external) {
+        $type = &mt('External Resource');
+        $buffer = $type.': '.
+                  &LONCAPA::map::qtescape($env{'docs.markedcopy_title'}).' ('.
+                  &LONCAPA::map::qtescape($env{'docs.markedcopy_url'}).')';
+    }  else {
+        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 .= '/navmap.folder.closed.gif';
+        }
+        $icon = '<img src="'.$icon.'" alt="" class="LC_icon" />';
+        $buffer = $icon.$type.': '.  &Apache::loncommon::parse_supplemental_title(&LONCAPA::map::qtescape($env{'docs.markedcopy_title'}));
+    }
+    if ($canpaste) {
+        $r->print('<form name="pasteform" action="/adm/coursedocs" method="post">'.$buffer);
+        if (($is_uploaded_map) && (!$areachange)) {
+            if ((!$othercourse) && ($env{'docs.markedcopy_cmd'} eq 'cut')) {
+                $r->print(('&nbsp;'x 4).'<span id="pasteoptionstext">'.
+                          '<a href="javascript:showPasteOptions();" class="LC_menubuttons_link">'.
+                          &mt('Show Paste Options').'</a></span><br />'.
+                          '<div id="pasteoptions" class="LC_dccid">'.('&nbsp;'x 4).
+                          '<label>'.
+                          '<input type="radio" name="docs.markedcopy_options" value="new" checked="checked" />'.
+                          &mt('Copy to new folder').'</label>'.('&nbsp;' x2).
+                          '<label>'.   
+                          '<input type="radio" name="docs.markedcopy_options" value="move" />'.
+                          &mt('Move old folder').'</label><br />');
+                if ($env{'docs.markedcopy_nested'}) {
+                    $r->print('<br />'.&mt('Folder to paste contains sub-folders').
+                              '<br /><table border="0">');
+                    my @pastemaps = split(/\&/,$env{'docs.markedcopy_nested'});
+                    my @titles = split(/\Q___&&&___\E/,$env{'docs.markedcopy_nestednames'});
+                    my $lastdir = $parent;
+                    my %depths = (
+                                   $lastdir => 0,
+                                 );
+                    my (%display,%deps); 
+                    for (my $i=0; $i<@pastemaps; $i++) {
+                        ($lastdir,my $subfolderstr) = split(/\:/,$pastemaps[$i]);
+                        my ($namedir,$esctitlestr) = split(/\:/,$titles[$i]);
+                        my @subfolders = split(/,/,$subfolderstr);
+                        $deps{$lastdir} = \@subfolders;
+                        my @subfoldertitles = map { &unescape($_); } split(/,/,$esctitlestr);
+                        my $depth = $depths{$lastdir} + 1;
+                        my $offset = int($depth * 4);
+                        my $indent = ('&nbsp;' x $offset);
+                        for (my $j=0; $j<@subfolders; $j++) {
+                            $depths{$subfolders[$j]} = $depth;
+                            $display{$subfolders[$j]} = 
+                                  '<tr><td>'.$indent.$subfoldertitles[$j].'&nbsp;</td>'.
+                                  '<td><label>'.
+                                  '<input type="radio" name="docs.markedcopy_'.$subfolders[$j].'" value="new" checked="checked" />'.&mt('Copy to new').'</label>'.('&nbsp;' x2).
+                                  '<label>'.
+                                  '<input type="radio" name="docs.markedcopy_'.$subfolders[$j].'" value="move" />'.
+                                  &mt('Move old').'</label>'.
+                                  '</td></tr>';
+                        }
+                    }
+                    &recurse_print($r,$parent,\%deps,\%display);
+                    $r->print('</table>');
+                }
+                $r->print('</div>');
+            }
+        }
+        $r->print('<br /><input type="submit" name="pastemarked" value="'.&mt('Paste').'" />'.$othercrs);
+        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('</form>');
+    } else {
+        $r->print(&mt('Paste buffer contains:').' '.$buffer.
+                  '<br /><p class="LC_info">'.$nopaste.'</p>');
+    }
+    $r->print('</fieldset>');
+}
+
+sub recurse_print {
+    my ($r,$dir,$deps,$display) = @_;
+    $r->print($display->{$dir}."\n");
+    if (ref($deps->{$dir}) eq 'ARRAY') {
+        foreach my $subdir (@{$deps->{$dir}}) {
+            &recurse_print($r,$subdir,$deps,$display);
+        }
+    }
+}
+
+sub supp_pasteable {
+    my ($url) = @_;
+    if (($url =~ m{^(?:/adm/wrapper/ext|(?:http|https)(?:&colon;|:))//}) ||
+        (($url =~ /\.sequence$/) && ($url =~ m{^/uploaded/})) ||
+        ($url =~ m{^/uploaded/$match_domain/$match_courseid/(docs|supplemental)/(default|\d+)/\d+/}) ||
+        ($url =~ m{^/adm/$match_domain/$match_username/aboutme}) ||
+        ($url =~ m{^/public/$match_domain/$match_courseid/syllabus})) {
+        return 1;
+    }
+    return;
+}
+
+sub paste_popup_js {
+    my %lt = &Apache::lonlocal::texthash(
+                                          show => 'Show Paste Options',
+                                          hide => 'Hide Paste Options',
+                                        );
+    return <<"END";
+
+function showPasteOptions() {
+    document.getElementById('pasteoptions').style.display='block';
+    document.getElementById('pasteoptions').style.textAlign='left';
+    document.getElementById('pasteoptions').style.textFace='normal';
+    document.getElementById('pasteoptionstext').innerHTML ='<a href="javascript:hidePasteOptions();" class="LC_menubuttons_link">$lt{'hide'}</a><br />';
+    return;
+}
+
+function hidePasteOptions() {
+    document.getElementById('pasteoptions').style.display='none';
+    document.getElementById('pasteoptionstext').innerHTML ='<a href="javascript:showPasteOptions()" class="LC_menubuttons_link">$lt{'show'}</a>';
+    return;
+}
+
+END
+
+}
+
+
+sub do_paste_from_buffer {
+    my ($coursenum,$coursedom,$folder,$container,$errors) = @_;
+
+# Early out if paste buffer is empty
+    if (!$env{'form.pastemarked'}) {
+        return ();
+    }
+
+# Supplemental content may only include certain types of content
+# Early out if pasted content is not supported in Supplemental area
+    if ($folder =~ /^supplemental/) {
+        unless (&supp_pasteable($env{'docs.markedcopy_url'})) {
+            return (&mt('Paste failed: content type is not supported within Supplemental Content'));
+        }
+    }
+
+# Prepare to paste resource at end of list
+    my $url=&LONCAPA::map::qtescape($env{'docs.markedcopy_url'});
+    my $title=&LONCAPA::map::qtescape($env{'docs.markedcopy_title'});
+
+    my ($is_map,$srcdom,$srcnum,$prefixchg,%before,%after,%mapchanges,%tomove);
+    if ($url=~/\.(page|sequence)$/) {
+        $is_map = 1; 
+    }
+    if ($url =~ m{^/uploaded/($match_domain)/($match_courseid)/([^/]+)}) {
+        $srcdom = $1;
+        $srcnum = $2;
+        my $oldprefix = $3;
+# When paste buffer was populated using an active role in a different course
+# check for mdc privilege in the course from which the resource was pasted 
+        if (($srcdom ne $coursedom) || ($srcnum ne $coursenum)) {
+            unless ($env{"user.priv.cm./$srcdom/$srcnum"} =~ /\Q:mdc&F\E/) {
+                return (&mt('Paste failed: Item is from a different course which you do not have rights to edit.'));
+            }
+        }
+# When pasting content from Main Content to Supplemental Content and vice versa 
+# URLs will contain different paths (which depend on whether pasted item is
+# a folder/page or a document.   
+        if (($folder =~ /^supplemental/) && (($oldprefix =~ /^default/) || ($oldprefix eq 'docs'))) {
+            $prefixchg = 1;
+            %before = ( map => 'default',
+                        doc => 'docs');
+            %after =  ( map => 'supplemental',
+                        doc => 'supplemental' );
+        } elsif (($folder =~ /^default/) && ($oldprefix =~ /^supplemental/)) {
+            $prefixchg = 1;
+            %before = ( map => 'supplemental',
+                        doc => 'supplemental');
+            %after  = ( map => 'default',
+                        doc => 'docs');
+        }
+
+# If pasting an uploaded map, get list of contained uploaded maps.
+        my @nested;
+        if ($env{'docs.markedcopy_nested'}) {
+            my ($type) = ($oldprefix =~ /^(default|supplemental)/);
+            my @items = split(/\&/,$env{'docs.markedcopy_nested'});
+            my @deps = map { /\d+:([\d,]+$)/ } @items;
+            foreach my $dep (@deps) {
+                if ($dep =~ /,/) {
+                    push(@nested,split(/,/,$dep));
+                } else {
+                    push(@nested,$dep);
+                }
+            }
+            foreach my $item (@nested) {
+                if ($env{'form.docs.markedcopy_'.$item} eq 'move') {
+                    $tomove{$type.'_'.$item} = 1;
+                }
+            }
+        }
+    }
+
+# Maps need to be copied first
+    my ($oldurl,%removefrommap,%removeparam,%addedmaps,%rewrites,%retitles,%copies,
+        %dbcopies,%zombies,%params,%docmoves,%mapmoves,%newsubdir,%newurls);
+    $oldurl = $url;
+    if ($is_map) {
+        if ($folder =~ /^default/) {
+            my $lastchange = &Apache::lonnet::get_coursechange($coursedom,$coursenum);
+            if ($lastchange > $env{'request.course.tied'}) {
+                &reinit_role($coursedom,$coursenum,$env{"course.$env{'request.course.id'}.home"}); 
+            }
+        }
+# If pasting a map, check if map contains other maps
+        my (%allmaps,%hierarchy,%titles);
+        if ($folder =~ /^default/) {
+            my $navmap = Apache::lonnavmaps::navmap->new();
+            if (defined($navmap)) {
+                foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_map() },1,0,1)) {
+                    $allmaps{$res->src()} = 1;
+                }
+            }
+        }
+        &contained_map_check($url,$folder,\%removefrommap,\%removeparam,
+                             \%addedmaps,\%hierarchy,\%titles,\%allmaps);
+        if ($url=~ m{^/uploaded/}) {
+            my $newurl;
+            unless ($env{'form.docs.markedcopy_options'} eq 'move') {
+                ($newurl,my $error) = 
+                    &get_newmap_url($url,$folder,$prefixchg,$coursedom,$coursenum,
+                                    $srcdom,$srcnum,\$title,\%allmaps,\%newurls);
+                if ($error) {
+                    return ($error);
+                }
+                if ($newurl ne '') {
+                    if ($newurl ne $url) {
+                        if ($newurl =~ /(?:default|supplemental)_(\d+).(?:sequence|page)$/) {
+                            $newsubdir{$url} = $1;
+                        }
+                        $mapchanges{$url} = 1;
+                    }
+                }
+            }
+            if (($srcdom ne $coursedom) || ($srcnum ne $coursenum) || ($prefixchg) ||
+                (($newurl ne '') && ($newurl ne $url))) {
+                unless (&url_paste_fixups($url,$folder,$prefixchg,$coursedom,$coursenum,
+                                          \%allmaps,\%rewrites,\%retitles,\%copies,\%dbcopies,
+                                          \%zombies,\%params,\%mapmoves,\%mapchanges,\%tomove,
+                                          \%newsubdir,\%newurls)) {
+                    $mapmoves{$url} = 1;
+                }
+                $url = $newurl;
+            } elsif ($env{'docs.markedcopy_nested'}) {
+                &url_paste_fixups($url,$folder,$prefixchg,$coursedom,$coursenum,\%allmaps,\%rewrites,
+                                  \%retitles,\%copies,\%dbcopies,\%zombies,\%params,\%mapmoves,
+                                  \%mapchanges,\%tomove,\%newsubdir,\%newurls); 
+            }
+        } elsif ($url=~m {^/res/}) {
+# published maps can only exists once, so remove it from paste buffer when done
+            &Apache::lonnet::delenv('docs.markedcopy');
+# if pasting published map (main content are only) check map is not already in course
+            if ($folder =~ /^default/) {
+                if ($allmaps{$url}) {
+                    return (&mt('Paste failed: only one instance of a particular published sequence or page is allowed within each course.'));
+                }
+            }
+        }
+    }
+    if ($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 $dbresult=&Apache::lonnet::put($db_name,\%contents,
+					    $coursedom,$coursenum);
+            if ($dbresult eq 'ok') {
+                $url =~ s{/(\d*)/smppg$ }{/$now/smppg}x;
+                $title=&mt('Copy of').' '.$title;
+            } else {
+                return (&mt('Paste failed: An error occurred when copying the simple page.'));
+            }
+	}
+    }
+    $title = &LONCAPA::map::qtunescape($title);
+    my $ext='false';
+    if ($url=~m{^http(|s)://}) { $ext='true'; }
+    $url       = &LONCAPA::map::qtunescape($url);
+
+# For uploaded files (excluding pages/sequences) path in copied file is changed
+# if paste is from Main to Supplemental (or vice versa), or if pasting between
+# courses.
+
+    my $newidx;
+    unless ($is_map) {
+# Now insert the URL at the bottom
+        $newidx = &LONCAPA::map::getresidx($url);
+        if ($url =~ m{^/uploaded/$match_domain/$match_courseid/(?:docs|supplemental)/(.+)$}) {
+            my $relpath = $1;
+            if ($relpath ne '') {
+                my ($prefix,$subdir,$rem) = ($relpath =~ m{^(default|\d+)/(\d+)/(.+)$});
+                my ($newloc,$newdocsdir) = ($folder =~ /^(default|supplemental)_?(\d*)/);
+                my $newprefix = $newloc;
+                if ($newloc eq 'default') {
+                    $newprefix = 'docs';
+                }
+                if ($newdocsdir eq '') {
+                    $newdocsdir = 'default';
+                }
+                if (($prefixchg) || ($srcdom ne $coursedom) || ($srcnum ne $coursenum)) {
+                    my $newpath = "$newprefix/$newdocsdir/$newidx/$rem";
+                    $url =
+                        &Apache::lonclonecourse::writefile($env{'request.course.id'},$newpath,
+                                                           &Apache::lonnet::getfile($oldurl));
+                    if ($url eq '/adm/notfound.html') {
+                        return (&mt('Paste failed: an error occurred saving the file.'));
+                    } else {
+                        my ($newsubpath) = ($newpath =~ m{^(.*/)[^/]*$});
+                        $newsubpath =~ s{/+$}{/};
+                        $docmoves{$oldurl} = $newsubpath;
+                    }
+                }
+            }
+        }
+    }
+# Apply any changes to maps, or copy dependencies for uploaded HTML pages 
+    my ($result,$save_err);
+    $result =
+        &apply_fixups($folder,$is_map,$prefixchg,$coursedom,$coursenum,$oldurl,
+                      $url,\%removefrommap,\%removeparam,\%rewrites,\%retitles,
+                      \%copies,\%dbcopies,\%zombies,\%params,\%docmoves,
+                      \%mapmoves,\%newsubdir,$errors,\%before,\%after);
+    if ($result eq 'ok') {
+        if ($is_map) { 
+            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]='';
+            }
+            $newidx = &LONCAPA::map::getresidx($url);
+        }
+        if ($env{'docs.markedcopy_supplemental'}) {
+            if ($folder !~ /^supplemental/) {
+                (undef,undef,$title) =
+                    &Apache::loncommon::parse_supplemental_title($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, $newidx);
+
+# Store the result
+        my ($errtext,$fatal) = 
+            &storemap($coursenum,$coursedom,$folder.'.'.$container,1);
+        if ($fatal) {
+            $save_err = $errtext;
+        }
+    }
+   
+    if ($env{'form.docs.markedcopy_options'} eq 'move') {
+        &Apache::lonnet::delenv('docs.markedcopy');
+        &Apache::lonnet::delenv('docs.markedcopy_nested');
+        &Apache::lonnet::delenv('docs.markedcopy_nestednames');
+    }
+    return ($result,$save_err);
+}
+
+sub get_newmap_url {
+    my ($url,$folder,$prefixchg,$coursedom,$coursenum,$srcdom,$srcnum,
+        $titleref,$allmaps,$newurls) = @_;
+    my $newurl;
+    if ($url=~ m{^/uploaded/}) {
+        $$titleref=&mt('Copy of').' '.$$titleref;
+    }
+    my $now = time;
+    my $suffix=$$.int(rand(100)).$now;
+    my ($oldid,$ext) = ($url=~/^(.+)\.(\w+)$/);
+    if ($oldid =~ m{^(/uploaded/$match_domain/$match_courseid/)(\D+)(\d+)$}) {
+        my $path = $1;
+        my $prefix = $2;
+        my $ancestor = $3;
+        if (length($ancestor) > 10) {
+            $ancestor = substr($ancestor,-10,10);
+        }
+        my $newid;
+        if ($prefixchg) {
+            if ($folder =~ /^supplemental/) {
+                $prefix =~ s/^default/supplemental/;
+            } else {
+                $prefix =~ s/^supplemental/default/;
+            }
+        }
+        if (($srcdom eq $coursedom) && ($srcnum eq $coursenum)) {
+            $newurl = $path.$prefix.$ancestor.$suffix.'.'.$ext;
+        } else {
+            $newurl = "/uploaded/$coursedom/$coursenum/$prefix".$now.'.'.$ext;
+        }
+        my $counter = 0;
+        my $is_unique = &uniqueness_check($newurl);
+        if ($folder =~ /^default/) {
+            if ($allmaps->{$newurl}) {
+                $is_unique = 0;
+            }
+        }
+        while ((!$is_unique || $allmaps->{$newurl} || $newurls->{$newurl}) && ($counter < 100)) {
+            $counter ++;
+            $suffix ++;
+            if (($srcdom eq $coursedom) && ($srcnum eq $coursenum)) {
+                $newurl = $path.$prefix.$ancestor.$suffix.'.'.$ext;
+            } else {
+                $newurl = "/uploaded/$coursedom/$coursenum/$prefix".$ancestor.$suffix.'.'.$ext;
+            }
+            $is_unique = &uniqueness_check($newurl);
+        }
+        if ($is_unique) {
+            $newurls->{$newurl} = 1;
+        } else {
+            if ($url=~/\.page$/) {
+                return (undef,&mt('Paste failed: an error occurred creating a unique URL for the composite page'));
+            } else {
+                return (undef,&mt('Paste failed: an error occurred creating a unique URL for the folder'));
+            }
+        }
+    }
+    return ($newurl);
+}
+
+sub dbcopy {
+    my ($url,$coursedom,$coursenum) = @_;
+    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;
+        }
+    }
+    return $url;
+}
+
+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;
+}
+
+sub contained_map_check {
+    my ($url,$folder,$removefrommap,$removeparam,$addedmaps,$hierarchy,$titles,
+        $allmaps) = @_;
+    my $content = &Apache::lonnet::getfile($url);
+    unless ($content eq '-1') {
+        my $parser = HTML::TokeParser->new(\$content);
+        $parser->attr_encoded(1);
+        while (my $token = $parser->get_token) {
+            next if ($token->[0] ne 'S');
+            if ($token->[1] eq 'resource') {
+                next if ($token->[2]->{'type'} eq 'zombie');
+                my $ressrc = $token->[2]->{'src'};
+                if ($folder =~ /^supplemental/) {
+                    unless (&supp_pasteable($ressrc)) {
+                        $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc;
+                        next;
+                    }
+                }
+                if ($ressrc =~ m{^/(res|uploaded)/.+\.(sequence|page)$}) {
+                    if ($1 eq 'uploaded') {
+                        $hierarchy->{$url}{$token->[2]->{'id'}} = $ressrc;
+                        $titles->{$url}{$token->[2]->{'id'}} = $token->[2]->{'title'};
+                    } else {
+                        if ($allmaps->{$ressrc}) {
+                            $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc; 
+                        } elsif (ref($addedmaps->{$ressrc}) eq 'ARRAY') {
+                            $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc;
+                        } else {
+                            $addedmaps->{$ressrc} = [$url];
+                        }
+                    }
+                    &contained_map_check($ressrc,$folder,$removefrommap,$removeparam,
+                                         $addedmaps,$hierarchy,$titles,$allmaps);
+                }
+            } elsif ($token->[1] eq 'param') {
+                if ($folder =~ /^supplemental/) {
+                    if (ref($removeparam->{$url}{$token->[2]->{'to'}}) eq 'ARRAY') {
+                        push(@{$removeparam->{$url}{$token->[2]->{'to'}}},$token->[2]->{'name'});
+                    } else {
+                        $removeparam->{$url}{$token->[2]->{'to'}} = [$token->[2]->{'name'}]; 
+                    }
+                }
+            }
+        }
+    }
+    return;
+}
+
+sub reinit_role {
+    my ($cdom,$cnum,$chome) = @_;
+    my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");
+    unless ($ferr) {
+        &Apache::loncommon::update_content_constraints($cdom,$cnum,$chome,$cdom.'_'.$cnum);
+    }
+    return;
+}
+
+sub url_paste_fixups {
+    my ($oldurl,$folder,$prefixchg,$cdom,$cnum,$allmaps,$rewrites,$retitles,$copies,
+        $dbcopies,$zombies,$params,$mapmoves,$mapchanges,$tomove,$newsubdir,$newurls) = @_;
+    my $checktitle;
+    if (($prefixchg) &&
+        ($oldurl =~ m{^/uploaded/$match_domain/$match_courseid/supplemental})) {
+        $checktitle = 1;
+    }
+    my $skip;
+    if ($oldurl =~ m{^\Q/uploaded/$cdom/$cnum/\E(default|supplemental)(_?\d*)\.(?:page|sequence)$}) {
+        my $mapid = $1.$2;
+        if ($tomove->{$mapid}) {
+            $skip = 1;
+        }
+    }
+    my $file = &Apache::lonnet::getfile($oldurl);
+    return if ($file eq '-1');
+    my $parser = HTML::TokeParser->new(\$file);
+    $parser->attr_encoded(1);
+    my $changed = 0;
+    while (my $token = $parser->get_token) {
+        next if ($token->[0] ne 'S');
+        if ($token->[1] eq 'resource') {
+            my $ressrc = $token->[2]->{'src'};
+            next if ($ressrc eq '');
+            my $id = $token->[2]->{'id'};
+            my $title = $token->[2]->{'title'};
+            if ($checktitle) {
+                if ($title =~ m{\d+\Q___&amp;&amp;&amp;___\E$match_username\Q___&amp;&amp;&amp;___\E$match_domain\Q___&amp;&amp;&amp;___\E(.+)$}) {
+                    $retitles->{$oldurl}{$ressrc} = $id;
+                }
+            }
+            next if ($token->[2]->{'type'} eq 'external');
+            if ($token->[2]->{'type'} eq 'zombie') {
+                next if ($skip);  
+                $zombies->{$oldurl}{$ressrc} = $id;
+                $changed = 1;
+            } elsif ($ressrc =~ m{^/uploaded/($match_domain)/($match_courseid)/(.+)$}) {
+                my $srcdom = $1;
+                my $srcnum = $2;
+                my $rem = $3;
+                my $newurl;
+                my $mapname;
+                if ($rem =~ /^(default|supplemental)(_?\d*).(sequence|page)$/) {
+                    my $prefix = $1;
+                    $mapname = $prefix.$2;
+                    if ($tomove->{$mapname}) {
+                        &url_paste_fixups($ressrc,$folder,$prefixchg,$cdom,$cnum,$allmaps,
+                                          $rewrites,$retitles,$copies,$dbcopies,$zombies,
+                                          $params,$mapmoves,$mapchanges,$tomove,$newsubdir,
+                                          $newurls);
+                        next;
+                    } else {
+                        ($newurl,my $error) =
+                            &get_newmap_url($ressrc,$folder,$prefixchg,$cdom,$cnum,
+                                            $srcdom,$srcnum,\$title,$allmaps,$newurls);
+                        if ($newurl =~ /(?:default|supplemental)_(\d+)\.(?:sequence|page)$/) {
+                            $newsubdir->{$ressrc} = $1;
+                        }
+                        if ($error) {
+                            next;
+                        }
+                    }
+                }
+                if (($srcdom ne $cdom) || ($srcnum ne $cnum) || ($prefixchg) ||
+                    ($mapchanges->{$oldurl}) || (($newurl ne '') && ($newurl ne $oldurl))) {
+                   
+                    if ($rem =~ /^(default|supplemental)(_?\d*).(sequence|page)$/) {
+                        $rewrites->{$oldurl}{$ressrc} = $id;
+                        $mapchanges->{$ressrc} = 1;
+                        unless (&url_paste_fixups($ressrc,$folder,$prefixchg,$cdom,$cnum,$allmaps,
+                                                  $rewrites,$retitles,$copies,$dbcopies,$zombies,
+                                                  $params,$mapmoves,$mapchanges,$tomove,$newsubdir,
+                                                  $newurls)) {
+                            $mapmoves->{$ressrc} = 1;
+                        }
+                        $changed = 1;
+                    } else {
+                        $rewrites->{$oldurl}{$ressrc} = $id;
+                        $copies->{$oldurl}{$ressrc} = $id;
+                        $changed = 1;
+                    }
+                }
+            } elsif ($ressrc =~ m{^/adm/($match_domain)/($match_courseid)/(.+)$}) {
+                next if ($skip);  
+                my $srcdom = $1;
+                my $srcnum = $2;
+                if (($srcdom ne $cdom) || ($srcnum ne $cnum)) {
+                    $rewrites->{$oldurl}{$ressrc} = $id;
+                    $dbcopies->{$oldurl}{$ressrc} = $id;
+                    $changed = 1;
+                }
+            } elsif ($ressrc =~ m{^/public/($match_domain)/($match_courseid)/(.+)$}) {
+                next if ($skip);
+                my $srcdom = $1;
+                my $srcnum = $2;
+                if (($srcdom ne $cdom) || ($srcnum ne $cnum)) {
+                    $rewrites->{$oldurl}{$ressrc} = $id;
+                    $dbcopies->{$oldurl}{$ressrc} = $id;
+                    $changed = 1;
+                }
+            }
+        } elsif ($token->[1] eq 'param') {
+            next if ($skip);
+            my $to = $token->[2]->{'to'}; 
+            if ($to ne '') {
+                if (ref($params->{$oldurl}{$to}) eq 'ARRAY') {
+                    push(@{$params->{$oldurl}{$to}},$token->[2]->{'name'});
+                } else {
+                    @{$params->{$oldurl}{$to}} = ($token->[2]->{'name'});
+                }
+            }
+        }
+    }
+    return $changed;
+}
+
+sub apply_fixups {
+    my ($folder,$is_map,$prefixchg,$cdom,$cnum,$oldurl,$url,$removefrommap,
+        $removeparam,$rewrites,$retitles,$copies,$dbcopies,$zombies,$params,
+        $docmoves,$mapmoves,$newsubdir,$errors,$before,$after) = @_;
+    foreach my $key (keys(%{$copies}),keys(%{$docmoves})) {
+        my @allcopies;
+        if (ref($copies->{$key}) eq 'HASH') {
+            my %added;
+            foreach my $innerkey (keys(%{$copies->{$key}})) {
+                if (($innerkey ne '') && (!$added{$innerkey})) {
+                    push(@allcopies,$innerkey);
+                    $added{$innerkey} = 1;
+                }
+            }
+            undef(%added);
+        }
+        if ($key eq $oldurl) {
+            if ((exists($docmoves->{$key}))) {
+                unless (grep(/^\Q$oldurl\E/,@allcopies)) {
+                    push(@allcopies,$oldurl);
+                }
+            }
+        }
+        if (@allcopies > 0) {
+            foreach my $item (@allcopies) {
+                my ($relpath,$oldsubdir,$fname) = 
+                    ($item =~ m{^(/uploaded/$match_domain/$match_courseid/(?:docs|supplemental)/(default|\d+)/.*/)([^/]+)$});
+                if ($fname ne '') {
+                    my $content = &Apache::lonnet::getfile($item);
+                    unless ($content eq '-1') {
+                        my $storefn;
+                        if (($key eq $oldurl) && (ref($docmoves) eq 'HASH') && (exists($docmoves->{$key}))) {
+                            $storefn = $docmoves->{$key};
+                        } else {
+                            $storefn = $relpath;
+                            $storefn =~s{^/uploaded/$match_domain/$match_courseid/}{};
+                            if ($prefixchg) {
+                                $storefn =~ s/^\Q$before->{'doc'}\E/$after->{'doc'}/;
+                            }
+                            if ($newsubdir->{$key}) {
+                                $storefn =~ s#^(docs|supplemental)/\Q$oldsubdir\E/#$1/$newsubdir->{$key}#;
+                            }
+                        }
+                        &copy_dependencies($item,$storefn,$relpath,$errors,\$content);
+                        my $copyurl = 
+                            &Apache::lonclonecourse::writefile($env{'request.course.id'},
+                                                               $storefn.$fname,$content);
+                        if ($copyurl eq '/adm/notfound.html') {
+                            if ((ref($docmoves) eq 'HASH') && (exists($docmoves->{$oldurl}))) {
+                                return &mt('Paste failed: an error occurred copying the file.');
+                            } elsif (ref($errors) eq 'HASH') {
+                                $errors->{$item} = 1;
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+    foreach my $key (keys(%{$mapmoves})) {
+        my $storefn=$key;
+        $storefn=~s{^/uploaded/$match_domain/$match_courseid/}{};
+        if ($prefixchg) {
+            $storefn =~ s/^\Q$before->{'map'}\E/$after->{'map'}/;
+        }
+        if ($newsubdir->{$key}) {
+            $storefn =~ s/^((?:default|supplemental)_)(\d+)/$1$newsubdir->{$key}/;
+        }
+        my $mapcontent = &Apache::lonnet::getfile($key);
+        if ($mapcontent eq '-1') {
+            if (ref($errors) eq 'HASH') {
+                $errors->{$key} = 1;
+            }
+        } else {
+            my $newmap =
+                &Apache::lonclonecourse::writefile($env{'request.course.id'},$storefn,
+                                                   $mapcontent);
+            if ($newmap eq '/adm/notfound.html') {
+                if (ref($errors) eq 'HASH') {
+                    $errors->{$key} = 1;
+                }
+            }
+        }
+    }
+    my %updates;
+    if ($is_map) {
+        foreach my $key (keys(%{$rewrites})) {
+            $updates{$key} = 1;
+        }
+        foreach my $key (keys(%{$zombies})) {
+            $updates{$key} = 1;
+        }
+        foreach my $key (keys(%{$removefrommap})) {
+            $updates{$key} = 1;
+        }
+        foreach my $key (keys(%{$removeparam})) {
+            $updates{$key} = 1;
+        }
+        foreach my $key (keys(%{$dbcopies})) {
+            $updates{$key} = 1;
+        }
+        foreach my $key (keys(%{$retitles})) {
+            $updates{$key} = 1;
+        }
+        foreach my $key (keys(%updates)) {
+            my (%torewrite,%toretitle,%toremove,%remparam,%currparam,%zombie,%newdb);
+            if (ref($rewrites->{$key}) eq 'HASH') {
+                %torewrite = %{$rewrites->{$key}};
+            }
+            if (ref($retitles->{$key}) eq 'HASH') {
+                %toretitle = %{$retitles->{$key}};
+            }
+            if (ref($removefrommap->{$key}) eq 'HASH') {
+                %toremove = %{$removefrommap->{$key}};
+            }
+            if (ref($removeparam->{$key}) eq 'HASH') {
+                %remparam = %{$removeparam->{$key}};
+            }
+            if (ref($zombies->{$key}) eq 'HASH') {
+                %zombie = %{$zombies->{$key}};
+            }
+            if (ref($dbcopies->{$key}) eq 'HASH') {
+                foreach my $item (keys(%{$dbcopies->{$key}})) {
+                    $newdb{$item} = &dbcopy($item);
+                }
+            }
+            if (ref($params->{$key}) eq 'HASH') {
+                %currparam = %{$params->{$key}};
+            }
+            my ($errtext,$fatal) = &LONCAPA::map::mapread($key);
+            if ($fatal) {
+                return $errtext;
+            }
+            for (my $i=0; $i<@LONCAPA::map::zombies; $i++) {
+                if (defined($LONCAPA::map::zombies[$i])) {
+                    my ($title,$src,$ext,$type)=split(/\:/,$LONCAPA::map::zombies[$i]);
+                    if ($zombie{$src} eq $i) {
+                        undef($LONCAPA::map::zombies[$i]);
+                    }
+                }
+            }
+            for (my $i=0; $i<@LONCAPA::map::resources; $i++) {
+                if (defined($LONCAPA::map::resources[$i])) {
+                    my $changed;
+                    my ($title,$src,$ext,$type)=split(/\:/,$LONCAPA::map::resources[$i]);
+                    if ($toremove{$src} eq $i) {
+                        splice(@LONCAPA::map::order,$i,1);
+                        if (ref($currparam{$i}) eq 'ARRAY') {
+                            foreach my $name (@{$currparam{$i}}) {
+                                &LONCAPA::map::delparameter($i,'parameter_'.$name);
+                            }
+                        }
+                        next;
+                    }
+                    my $origsrc = $src;
+                    if ((exists($toretitle{$src})) && ($toretitle{$src} eq $i)) {
+                        if ($title =~ m{^\d+\Q___&amp;&amp;&amp;___\E$match_username\Q___&amp;&amp;&amp;___\E$match_domain\Q___&amp;&amp;&amp;___\E(.+)$}) {
+                            $changed = 1;
+                        }
+                    }
+                    if ((exists($torewrite{$src})) && ($torewrite{$src} eq $i)) {
+                        $src =~ s{^/(uploaded|adm|public)/$match_domain/$match_courseid/}{/$1/$cdom/$cnum/};
+                        if ($origsrc =~ m{^/uploaded/}) {
+                            if ($prefixchg) {
+                                if ($src =~ /\.(page|sequence)$/) {
+                                    $src =~ s#^(/uploaded/$match_domain/$match_courseid/)\Q$before->{'map'}\E#$1$after->{'map'}#;
+                                } else {
+                                    $src =~ s#^(/uploaded/$match_domain/$match_courseid/)\Q$before->{'doc'}\E#$1$after->{'doc'}#;
+                                }
+                            }
+                            if ($newsubdir->{$origsrc}) {
+                                if ($src =~ /\.(page|sequence)$/) {
+                                    $src =~ s#^(/uploaded/$match_domain/$match_courseid/(?:default|supplemental)_)(\d+)#$1$newsubdir->{$origsrc}#;
+                                } else {
+                                    $src =~ s#^(/uploaded/$match_domain/$match_courseid/\w+/)(\d+)#$1$newsubdir->{$origsrc}#;
+                                }
+                            }
+                        }
+                        $changed = 1;
+                    } elsif ($newdb{$src} ne '') {
+                        $src = $newdb{$src};
+                        $changed = 1;
+                    }
+                    if ($changed) {
+                        $LONCAPA::map::resources[$i] = join(':',($title,$src,$ext,$type));
+                    }
+                }
+            }
+            foreach my $idx (keys(%remparam)) {
+                if (ref($remparam{$idx}) eq 'ARRAY') {
+                    foreach my $name (@{$remparam{$idx}}) {   
+                        &LONCAPA::map::delparameter($idx,'parameter_'.$name);
+                    }
+                }
+            }
+            my $storefn;
+            if ($key eq $oldurl) {
+                $storefn = $url;
+                $storefn=~s{^/uploaded/$match_domain/$match_courseid/}{};
+            } else {
+                $storefn = $key;
+                $storefn=~s{^/uploaded/$match_domain/$match_courseid/}{};
+                if ($prefixchg) {
+                    $storefn =~ s/^\Q$before->{'map'}\E/$after->{'map'}/;
+                }
+                if ($newsubdir->{$key}) {
+                    $storefn =~ s/^((?:default|supplemental)_)(\d+)/$1$newsubdir->{$key}/;
+                }
+            }
+            my $report;
+            if ($folder !~ /^supplemental/) {
+                $report = 1;
+            }
+            my ($outtext,$errtext) =
+                &LONCAPA::map::storemap("/uploaded/$cdom/$cnum/$storefn",1,$report);
+            if ($errtext) {
+                return &mt('Paste failed: an error occurred saving the folder or page.');
+            }
+        }
+    }
+    return 'ok';
+}
+
+sub copy_dependencies {
+    my ($item,$storefn,$relpath,$errors,$contentref) = @_;
+    my $content;
+    if (ref($contentref)) {
+        $content = $$contentref;
+    } else {
+        $content = &Apache::lonnet::getfile($item);
+    }
+    unless ($content eq '-1') {
+        my $mm = new File::MMagic;
+        my $mimetype = $mm->checktype_contents($content);
+        if ($mimetype eq 'text/html') {
+            my (%allfiles,%codebase,$state);
+            my $res = &Apache::lonnet::extract_embedded_items(undef,\%allfiles,\%codebase,\$content);
+            if ($res eq 'ok') {
+                my ($numexisting,$numpathchanges,$existing);
+                (undef,$numexisting,$numpathchanges,$existing) =
+                    &Apache::loncommon::ask_for_embedded_content(
+                        '/adm/coursedocs',$state,\%allfiles,\%codebase,
+                        {'error_on_invalid_names'   => 1,
+                         'ignore_remote_references' => 1,
+                         'docs_url'                 => $item,
+                         'context'                  => 'paste'});
+                if ($numexisting > 0) {
+                    if (ref($existing) eq 'HASH') {
+                        foreach my $dep (keys(%{$existing})) {
+                            my $depfile = $dep;
+                            unless ($depfile =~ m{^\Q$relpath\E}) {
+                                $depfile = $relpath.$dep;
+                            }
+                            my $depcontent = &Apache::lonnet::getfile($depfile);
+                            unless ($depcontent eq '-1') {
+                                my $storedep = $dep;
+                                $storedep =~ s{^\Q$relpath\E}{};
+                                my $dep_url =
+                                    &Apache::lonclonecourse::writefile(
+                                        $env{'request.course.id'},
+                                        $storefn.$storedep,$depcontent);
+                                if ($dep_url eq '/adm/notfound.html') {
+                                    if (ref($errors) eq 'HASH') {
+                                        $errors->{$depfile} = 1;
+                                    }
+                                } else {
+                                    &copy_dependencies($depfile,$storefn,$relpath,$errors,\$depcontent);
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+    return;
+}
+
+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!~/$LONCAPA::assess_page_seq_re/)) {
+	    &Apache::lonnet::removeuploadedurl($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,$upload_output,$crstype,
+        $supplementalflag,$orderhash,$iconpath,$pathitem)=@_;
+    my $container= ($env{'form.pagepath'}) ? 'page'
+		                           : 'sequence';
+    my ($randompick,$ishidden,$isencrypted,$plain,$is_random_order);
+    if ($allowed) {
+        (my $breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order) =
+            &Apache::lonhtmlcommon::docs_breadcrumbs($allowed,$crstype,1);
+        $r->print($breadcrumbtrail);
+    }
+
+    my $jumpto = "uploaded/$coursedom/$coursenum/$folder.$container";
+
+    unless ($allowed) {
+        $randompick = -1;
+    }
+
+    my ($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]='';
+    }
+
+# ------------------------------------------------------------ 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 ($env{'form.pastemarked'}) {
+            my %paste_errors;
+            my ($paste_res,$save_error) =
+                &do_paste_from_buffer($coursenum,$coursedom,$folder,$container,
+                                      \%paste_errors);
+                if ($save_error ne '') {
+                    return $save_error; 
+                }
+            if ($paste_res ne 'ok') {
+                $r->print('<p><span class="LC_error">'.$paste_res.'</span></p>');
+            }
+            if (keys(%paste_errors) > 0) {
+                $r->print('<p span class="LC_warning">'."\n".
+                          &mt('The following files are either dependencies of a web page or references within a folder and/or composite page which could not be copied during the paste operation:')."\n".
+                          '<ul>'."\n");
+                foreach my $key (sort(keys(%paste_errors))) {
+                    $r->print('<li>'.$key.'</li>'."\n");
+                }
+                $r->print('</ul></p>'."\n");
+            }
+	}
+
+	$r->print($upload_output);
+
+	if (&handle_edit_cmd()) {
+            my $contentchg;
+            if ($env{'form.cmd'} =~ /^(del|cut)_/) {
+                $contentchg = 1;
+            }
+	    ($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container,$contentchg);
+	    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);
+                    if ($url=~ m{^\Q/uploaded/$coursedom/$coursenum/\E(default|supplemental)_new\.(sequence|page)$}) {
+                        my ($suffix,$errortxt,$locknotfreed) = 
+                            &newmap_suffix($1,$2,$coursedom,$coursenum);
+                        if ($locknotfreed) {
+                            $r->print($locknotfreed);
+                        }
+                        if ($suffix) {
+                            $url =~ s/_new\./_$suffix./; 
+                        } else {
+                            return $errortxt;
+                        }
+                    }
+		    push(@imports, [$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,1);
+		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)) {
+	$r->print('<div class="LC_Box">'.
+          '<ol class="LC_docs_parameters"><li class="LC_docs_parameters_title">'.&mt('Parameters:').'</li>'.
+		  ($randompick>=0?'<li>'.&mt('randomly pick [quant,_1,resource]',$randompick).'</li>':'').
+		  ($ishidden?'<li>'.&mt('contents hidden').'</li>':'').
+		  ($isencrypted?'<li>'.&mt('URLs hidden').'</li>':'').
+		  ($is_random_order?'<li>'.&mt('random order').'</li>':'').
+		  '</ol>');
+        if ($randompick>=0) {
+            $r->print('<p class="LC_warning">'
+                 .&mt('Caution: this folder is set to randomly pick a subset'
+                     .' of resources. Adding or removing resources from this'
+                     .' folder will change the set of resources that the'
+                     .' students see, resulting in spurious or missing credit'
+                     .' for completed problems, not limited to ones you'
+                     .' modify. Do not modify the contents of this folder if'
+                     .' it is in active student use.')
+                 .'</p>'
+            );
+        }
+        if ($is_random_order) {
+            $r->print('<p class="LC_warning">'
+                 .&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>'
+            );
+        }
+        $r->print('</div>');
+    }
+
+    my ($to_show,$output);
+
+    &Apache::loncommon::start_data_table_count(); #setup a row counter 
+    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; }
+        $output .= &entryline($idx,$name,$url,$folder,$allowed,$res,
+                              $coursenum,$coursedom,$crstype,
+                              $pathitem,$supplementalflag);
+        $idx++;
+        $shown++;
+    }
+    &Apache::loncommon::end_data_table_count();
+
+    if (($allowed) || ($supplementalflag && $folder eq 'supplemental')) {
+        if ($shown) {
+            if ($allowed) {
+                $to_show = &Apache::loncommon::start_scrollbox('900px','880px','400px','contentscroll')
+                          .&Apache::loncommon::start_data_table(undef,'contentlist')
+                          .&Apache::loncommon::start_data_table_header_row()
+                          .'<th colspan="2">'.&mt('Move').'</th>'
+                          .'<th>'.&mt('Actions').'</th>'
+                          .'<th colspan="2">'.&mt('Document').'</th>';
+                if ($folder !~ /^supplemental/) {
+                    $to_show .= '<th colspan="4">'.&mt('Settings').'</th>';
+                }
+                $to_show .= &Apache::loncommon::end_data_table_header_row()
+                           .$output.' '
+                           .&Apache::loncommon::end_data_table()
+                           .'<br style="line-height:2px;" />'
+                           .&Apache::loncommon::end_scrollbox();
+            } else {
+                $to_show = '<table><tr><td>'.&Apache::loncommon::help_open_menu('Navigation Screen','Navigation_Screen',undef,'RAT')
+                           .'</td><td class="LC_middle">'.&mt('Tools:').'</td>'
+                           .'<td align="left"><ul id="LC_toolbar">'
+                           .'<li><a href="/adm/coursedocs?forcesupplement=1" '
+                           .'id="LC_content_toolbar_edittoplevel" '
+                           .'class="LC_toolbarItem" '
+                           .'title="'.&mt('Supplemental Content Editor').'">'
+                           .'</a></li></ul></td></tr></table><br />'
+                           .&Apache::loncommon::start_data_table('LC_tableOfContent')
+                           .$output.' '
+                           .&Apache::loncommon::end_data_table();
+            }
+        } else {
+            $to_show .= &Apache::loncommon::start_scrollbox('400px','380px','200px','contentscroll')
+                       .'<div class="LC_info" id="contentlist">'
+                       .&mt('Currently no documents.')
+                       .'</div>'
+                       .&Apache::loncommon::end_scrollbox();
+        }
+    } else {
+        if ($shown) {
+            $to_show = '<div>'
+                      .&Apache::loncommon::start_data_table('LC_tableOfContent')
+                      .$output
+                      .&Apache::loncommon::end_data_table()
+                      .'</div>';
+        } else {
+            $to_show = '<div class="LC_info" id="contentlist">'
+                      .&mt('Currently no documents.')
+                      .'</div>'
+        }
+    }
+    my $tid = 1;
+    if ($supplementalflag) {
+        $tid = 2;
+    }
+    if ($allowed) {
+        my $readfile="/uploaded/$coursedom/$coursenum/$folder.$container";
+        $r->print(&generate_edit_table($tid,$orderhash,$to_show,$iconpath,$jumpto,
+                                       $readfile));
+        &print_paste_buffer($r,$container,$folder,$coursedom,$coursenum);
+    } else {
+        $r->print($to_show);
+    }
+    return;
+}
+
+sub process_file_upload {
+    my ($upload_output,$coursenum,$coursedom,$allfiles,$codebase,$uploadcmd) = @_;
+# upload a file, if present
+    my ($parseaction,$showupload,$nextphase,$mimetype);
+    if ($env{'form.parserflag'}) {
+        $parseaction = 'parse';
+    }
+    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) {
+            $$upload_output = '<div class="LC_error" id="uploadfileresult">'.&mt('The uploaded file has not been stored as an error occurred reading the contents of the current folder.').'</div>';
+            return;
+        }
+        my $destination = 'docs/';
+        if ($folder =~ /^supplemental/) {
+            $destination = 'supplemental/';
+        }
+        if (($folder eq 'default') || ($folder eq 'supplemental')) {
+            $destination .= 'default/';
+        } elsif ($folder =~ /^(default|supplemental)_(\d+)$/) {
+            $destination .=  $2.'/';
+        }
+# this is for a course, not a user, so set context to coursedoc.
+        my $newidx=&LONCAPA::map::getresidx();
+        $destination .= $newidx;
+        my $url=&Apache::lonnet::userfileupload('uploaddoc','coursedoc',$destination,
+						$parseaction,$allfiles,
+						$codebase,undef,undef,undef,undef,
+                                                undef,undef,\$mimetype);
+        if ($url =~ m{^/uploaded/\Q$coursedom\E/\Q$coursenum\E.*/([^/]+)$}) {
+            my $stored = $1;
+            $showupload = '<p>'.&mt('Uploaded [_1]','<span class="LC_filename">'.
+                          $stored.'</span>').'</p>';
+        } else {
+            my ($filename) = ($env{'form.uploaddoc.filename'} =~ m{([^/]+)$});
+            
+            $$upload_output = '<div class="LC_error" id="uploadfileresult">'.&mt('Unable to save file [_1].','<span class="LC_filename">'.$filename.'</span>').'</div>';
+            return;
+        }
+        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,1);
+        if ($fatal) {
+            $$upload_output = '<div class="LC_error" id="uploadfileresult">'.$errtext.'</div>';
+            return;
+        } else {
+            if ($parseaction eq 'parse' && $mimetype eq 'text/html') {
+                $$upload_output = $showupload;
+                my $total_embedded = scalar(keys(%{$allfiles}));
+                if ($total_embedded > 0) {
+                    my $uploadphase = 'upload_embedded';
+                    my $primaryurl = &HTML::Entities::encode($url,'<>&"');
+		    my $state = &embedded_form_elems($uploadphase,$primaryurl,$newidx); 
+                    my ($embedded,$num) = 
+                        &Apache::loncommon::ask_for_embedded_content(
+                            '/adm/coursedocs',$state,$allfiles,$codebase,{'docs_url' => $url});
+                    if ($embedded) {
+                        if ($num) {
+                            $$upload_output .=
+			         '<p>'.&mt('This file contains embedded multimedia objects, which need to be uploaded.').'</p>'.$embedded;
+                            $nextphase = $uploadphase;
+                        } else {
+                            $$upload_output .= $embedded;
+                        }
+                    } else {
+                        $$upload_output .= &mt('Embedded item(s) already present, so no additional upload(s) required').'<br />';
+                    }
+                } else {
+                    $$upload_output .= &mt('No embedded items identified').'<br />';
+                }
+                $$upload_output = '<div id="uploadfileresult">'.$$upload_output.'</div>';
+            } elsif (&Apache::loncommon::is_archive_file($mimetype)) {
+                $nextphase = 'decompress_uploaded';
+                my $position = scalar(@LONCAPA::map::order)-1;
+                my $noextract = &return_to_editor();
+                my $archiveurl = &HTML::Entities::encode($url,'<>&"');
+                my %archiveitems = (
+                    folderpath => $env{'form.folderpath'},
+                    pagepath   => $env{'form.pagepath'},
+                    cmd        => $nextphase,
+                    newidx     => $newidx,
+                    position   => $position,
+                    phase      => $nextphase,
+                    comment    => $comment,
+                );
+                my ($destination,$dir_root) = &embedded_destination($coursenum,$coursedom);
+                my @current = &get_dir_list($url,$coursenum,$coursedom,$newidx); 
+                $$upload_output = $showupload.
+                                  &Apache::loncommon::decompress_form($mimetype,
+                                      $archiveurl,'/adm/coursedocs',$noextract,
+                                      \%archiveitems,\@current);
+            }
+        }
+    }
+    return $nextphase;
+}
+
+sub get_dir_list {
+    my ($url,$coursenum,$coursedom,$newidx) = @_;
+    my ($destination,$dir_root) = &embedded_destination();
+    my ($dirlistref,$listerror) =  
+        &Apache::lonnet::dirlist("$dir_root/$destination/$newidx",$coursedom,$coursenum,1);
+    my @dir_lines;
+    my $dirptr=16384;
+    if (ref($dirlistref) eq 'ARRAY') {
+        foreach my $dir_line (sort
+                          {
+                              my ($afile)=split('&',$a,2);
+                              my ($bfile)=split('&',$b,2);
+                              return (lc($afile) cmp lc($bfile));
+                          } (@{$dirlistref})) {
+            my ($filename,$dom,undef,$testdir,undef,undef,undef,undef,$size,undef,$mtime,undef,undef,undef,$obs,undef)=split(/\&/,$dir_line,16);
+            $filename =~ s/\s+$//;
+            next if ($filename =~ /^\.\.?$/); 
+            my $isdir = 0;
+            if ($dirptr&$testdir) {
+                $isdir = 1;
+            }
+            push(@dir_lines, [$filename,$dom,$isdir,$size,$mtime,$obs]);
+        }
+    }
+    return @dir_lines;
+}
+
+sub is_supplemental_title {
+    my ($title) = @_;
+    return scalar($title =~ m/^(\d+)___&&&___($match_username)___&&&___($match_domain)___&&&___(.*)$/);
+}
+
+# --------------------------------------------------------------- An entry line
+
+sub entryline {
+    my ($index,$title,$url,$folder,$allowed,$residx,$coursenum,$coursedom,
+        $crstype,$pathitem,$supplementalflag)=@_;
+    my ($foldertitle,$pagetitle,$renametitle);
+    if (&is_supplemental_title($title)) {
+	($title,$foldertitle,$renametitle) = &Apache::loncommon::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 $line=&Apache::loncommon::start_data_table_row();
+    my ($form_start,$form_end,$form_common);
+# 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';
+        $esc_path=&escape($env{'form.pagepath'});
+	$path = &HTML::Entities::encode($env{'form.pagepath'},'<>&"');
+    }
+    my $isexternal;
+    if ($residx) {
+        my $currurl = $url;
+        $currurl =~ s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/};
+        if ($currurl =~ m{^/adm/wrapper/ext/}) {
+            $isexternal = 1;
+        }
+        if (!$supplementalflag) {
+            my $path = 'uploaded/'.
+                       $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
+                       $env{'course.'.$env{'request.course.id'}.'.num'}.'/';
+            $symb = &Apache::lonnet::encode_symb($path.$folder.".$container",
+                                                 $residx,
+                                                 &Apache::lonnet::declutter($currurl));
+        }
+    }
+    my %lt;
+    if ($allowed) {
+	my $incindex=$index+1;
+	my $selectbox='';
+	if (($#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) {
+		    $selectbox.='<option value="" selected="selected">('.$i.')</option>';
+		} else {
+		    $selectbox.='<option value="'.$i.'">'.$i.'</option>';
+		}
+	    }
+	    $selectbox.='</select>';
+	}
+	%lt=&Apache::lonlocal::texthash(
+                'up' => 'Move Up',
+		'dw' => 'Move Down',
+		'rm' => 'Remove',
+                'ct' => 'Cut',
+		'rn' => 'Rename',
+		'cp' => 'Copy',
+                'ex' => 'External Resource',
+                'ed' => 'Edit',
+                'pr' => 'Preview',
+                'sv' => 'Save',
+                'ul' => 'URL',
+                'ti' => 'Title', 
+                );
+	my $nocopy=0;
+        my $nocut=0;
+        my $noremove=0;
+        if ($url=~ m{^/res/.+\.(page|sequence)$}) {
+	    # no copy for published maps
+	    $nocopy=1;
+	}
+        if ($url=~/^\/res\/lib\/templates\//) {
+           $nocopy=1;
+           $nocut=1;
+        }
+        my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+        my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+        if ($url eq "/uploaded/$cdom/$cnum/group_allfolders.sequence") {
+            if ($env{'form.folderpath'} =~ /^default&[^\&]+$/) {
+                my %curr_groups = &Apache::longroup::coursegroups();
+                if (keys(%curr_groups) > 0) {
+                    $noremove=1;
+                }
+                $nocut=1;
+                $nocopy=1;
+            }
+        } elsif ($url =~ m{^\Q/uploaded/$cdom/$cnum/group_folder_\E(\w+)\.sequence$}) {
+            my $group = $1;
+            if ($env{'form.folderpath'} =~ /^default&[^\&]+\&group_allfolders\&[^\&]+$/) {
+                my %curr_group = &Apache::longroup::coursegroups($cdom,$cnum,$group);
+                if (keys(%curr_group) > 0) {
+                    $noremove=1;
+                }
+            }
+            $nocut=1;
+            $nocopy=1;
+        } elsif ($url =~ m{^\Q/adm/$cdom/$cnum/\E(\w+)/smppg$}) {
+            my $group = $1;
+            if ($env{'form.folderpath'} =~ /^default&[^\&]+\&group_allfolders\&[^\&]+\&\Qgroup_folder_$group\E\&[^\&]+$/) {
+                my %curr_group = &Apache::longroup::coursegroups($cdom,$cnum,$group);
+                my %groupsettings = &Apache::longroup::get_group_settings($curr_group{$group});
+                if (keys(%groupsettings) > 0) {
+                    $noremove=1;
+                }
+                $nocut=1;
+                $nocopy=1;
+            }
+        } elsif ($env{'form.folderpath'} =~ /^default&[^\&]+\&group_allfolders\&[^\&]+\&group_folder_(\w+)\&/) {
+            my $group = $1;
+            my %curr_group = &Apache::longroup::coursegroups($cdom,$cnum,$group);
+            if ($url =~ /group_boards_\Q$group\E/) {
+                my %curr_group = &Apache::longroup::coursegroups($cdom,$cnum,$group);
+                my %groupsettings = &Apache::longroup::get_group_settings($curr_group{$group});
+                if (keys(%groupsettings) > 0) {
+                    if (ref($groupsettings{'functions'}) eq 'HASH') {
+                        if ($groupsettings{'functions'}{'discussion'} eq 'on') {
+                            $noremove=1;
+                        }
+                    }
+                }
+                $nocut=1;
+                $nocopy=1;
+            }
+        }
+        my ($copylink,$cutlink,$removelink,$renamelink);
+	my $skip_confirm = 0;
+	if ( $folder =~ /^supplemental/
+	     || ($url =~ m{( /smppg$
+			    |/syllabus$
+			    |/aboutme$
+			    |/navmaps$
+			    |/bulletinboard$
+			    |\.html$)}x)
+             || $isexternal) {
+	    $skip_confirm = 1;
+	}
+
+	if ($nocopy) {
+            $copylink=(<<ENDCOPY);
+<span style="visibility: hidden;">$lt{'cp'}</span>
+ENDCOPY
+        } else {
+	    $copylink=(<<ENDCOPY);
+<a href="javascript:markcopy('$esc_path','$index','$renametitle','$container','$symb','$folder');" class="LC_docs_copy">$lt{'cp'}</a>
+ENDCOPY
+        }
+	if ($nocut) {
+            $cutlink=(<<ENDCUT);
+<span style="visibility: hidden;">$lt{'ct'}</span>
+ENDCUT
+        } else {
+	    $cutlink=(<<ENDCUT);
+<a href="javascript:cutres('$esc_path','$index','$renametitle','$container','$symb','$folder',$skip_confirm);" class="LC_docs_cut">$lt{'ct'}</a>
+ENDCUT
+        }
+        if ($noremove) {
+            $removelink=(<<ENDREM);
+<span style="visibility: hidden;">$lt{'rm'}</a>
+ENDREM
+        } else {
+            $removelink=(<<ENDREM);
+<a href='javascript:removeres("$esc_path","$index","$renametitle","$container","$symb",$skip_confirm);' class="LC_docs_remove">$lt{'rm'}</a>
+ENDREM
+        }
+        $renamelink=(<<ENDREN);
+<a href='javascript:changename("$esc_path","$index","$renametitle","$container","$symb");' class="LC_docs_rename">$lt{'rn'}</a>
+ENDREN
+	$form_start = '
+   <form action="/adm/coursedocs" method="post">
+';
+        $form_common=(<<END);
+   <input type="hidden" name="${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>';
+	$line.=(<<END);
+<td>
+<div class="LC_docs_entry_move">
+  <a href='/adm/coursedocs?cmd=up_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb'>
+    <img src="${iconpath}move_up.gif" alt="$lt{'up'}" class="LC_icon" />
+  </a>
+</div>
+<div class="LC_docs_entry_move">
+  <a href='/adm/coursedocs?cmd=down_$index&amp;${type}path=$esc_path&amp;${type}symb=$symb'>
+    <img src="${iconpath}move_down.gif" alt="$lt{'dw'}" class="LC_icon" />
+  </a>
+</div>
+</td>
+<td>
+   $form_start
+   $form_common
+   $selectbox
+   $form_end
+</td>
+<td class="LC_docs_entry_commands"><span class="LC_nobreak">
+$removelink
+$renamelink
+$cutlink
+$copylink
+</span>
+</td>
+END
+
+    }
+# Figure out what kind of a resource this is
+    my ($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 (($extension eq 'sequence') || ($extension eq 'page')) {
+            $url=~/\Q$coursenum\E\/([\/\w]+)\.\Q$extension\E$/;
+            my $containerarg = $1;
+	    if ($extension eq 'sequence') {
+	        $icon=$iconpath.'navmap.folder.closed.gif';
+                $folderarg=$containerarg;
+                $isfolder=1;
+            } else {
+                $icon=$iconpath.'page.gif';
+                $pagearg=$containerarg;
+                $ispage=1;
+            }
+            if ($allowed) {
+                $url='/adm/coursedocs?';
+            } else {
+                $url='/adm/supplemental?';
+            }
+	} else {
+	    &Apache::lonnet::allowuploaded('/adm/coursedoc',$url);
+	}
+    }
+
+    my $editlink;
+    my $orig_url = $url;
+    $orig_url=~s{http(&colon;|:)//https(&colon;|:)//}{https$2//};
+    $url=~s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/};
+    if (!$supplementalflag && $residx && $symb) {
+        if ($container eq 'page') {
+            $url=&Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
+            $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
+        } 
+        if ((!$isfolder) && (!$ispage)) {
+	    (undef,undef,$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;
+	    }
+            if (&Apache::lonnet::symbverify($symb,$url)) {
+	        $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
+            } else {
+                $url='';
+            }
+	}
+    }
+    my ($rand_pick_text,$rand_order_text);
+    if ($isfolder || $extension eq 'sequence') {
+	my $foldername=&escape($foldertitle);
+	my $folderpath=$env{'form.folderpath'};
+	if ($folderpath) { $folderpath.='&' };
+        if (!$allowed && $supplementalflag) {
+            $folderpath.=$folderarg.'&'.$foldername;
+            $url.='folderpath='.&escape($folderpath);
+        } else {
+# 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);
+            my $rpicknum = (&LONCAPA::map::getparameter($orderidx,
+                                                        'parameter_randompick'))[0];
+            my $rpckchk;
+            if ($rpicknum) {
+                $rpckchk = ' checked="checked"';
+            }
+            my $formname = 'edit_rpick_'.$orderidx;
+	    $rand_pick_text = 
+'<form action="/adm/coursedocs" method="post" name="'.$formname.'">'."\n".
+$form_common."\n".
+'<span class="LC_nobreak"><label><input type="checkbox" name="randpickon_'.$orderidx.'" id="rpick_'.$orderidx.'" onclick="'."updatePick(this.form,'$orderidx','check');".'"'.$rpckchk.' /> '.&mt('Randomly Pick').'</label><input type="hidden" name="randompick_'.$orderidx.'" id="rpicknum_'.$orderidx.'" value="'.$rpicknum.'" />';
+            if ($rpicknum ne '') {
+                $rand_pick_text .= ':&nbsp;<a href="javascript:updatePick('."document.$formname,'$orderidx','link'".')">'.$rpicknum.'</a>';
+            }
+            $rand_pick_text .= '</span></form>';
+    	    my $ro_set=
+	        ((&LONCAPA::map::getparameter($orderidx,'parameter_randomorder'))[0]=~/^yes$/i?' checked="checked"':'');
+	    $rand_order_text = 
+$form_start.
+$form_common.'
+<span class="LC_nobreak"><label><input type="checkbox" name="randomorder_'.$orderidx.'" onclick="'."this.form.changeparms.value='randomorder';this.form.submit()".'" '.$ro_set.' /> '.&mt('Random Order').' </label></span></form>';
+        }
+    } elsif ($supplementalflag && !$allowed) {
+        $url .= ($url =~ /\?/) ? '&amp;':'?';
+        $url .= 'folderpath='.&HTML::Entities::encode($esc_path,'<>&"');
+        if ($title) {
+            $url .= '&amp;title='.&HTML::Entities::encode($renametitle,'<>&"');
+        }
+        if ($isexternal && $orderidx) {
+            $url .= '&amp;idx='.$orderidx;
+        }
+    }
+    if ($ispage) {
+        my $pagename=&escape($pagetitle);
+        my $pagepath;
+        my $folderpath=$env{'form.folderpath'};
+        if ($folderpath) { $pagepath = $folderpath.'&' };
+        $pagepath.=$pagearg.'&'.$pagename;
+	$url.='pagepath='.&escape($pagepath).
+	    '&amp;pagesymb='.&escape($symb);
+    }
+    if ($allowed) {
+        my $fileloc = 
+            &Apache::lonnet::declutter(&Apache::lonnet::filelocation('',$orig_url));
+        if ($isexternal) {
+            $editlink = '&nbsp;'.
+                &Apache::lonextresedit::extedit_form(0,$residx,$orig_url,$title,$pathitem);
+        } elsif (!$isfolder && !$ispage) {
+            my ($cfile,$home,$switchserver,$forceedit,$forceview) = 
+                &Apache::lonnet::can_edit_resource($fileloc,$coursenum,$coursedom,$orig_url);
+            if (($cfile ne '') && ($symb ne '' || $supplementalflag)) {
+                my $jscall = 
+                    &Apache::lonhtmlcommon::jump_to_editres($cfile,$home,
+                                                            $switchserver,
+                                                            $forceedit,
+                                                            undef,$symb,
+                                                            &escape($env{'form.folderpath'}),
+                                                            $renametitle);
+                if ($jscall) {
+                    $editlink = '&nbsp;<a class="LC_docs_ext_edit" href="javascript:'.
+                                $jscall.'" >'.&mt('Edit').'</a>';
+                }
+            }
+        }
+    }
+    my $reinit;
+    if ($crstype eq 'Community') {
+        $reinit = &mt('(re-initialize community to access)');
+    } else {
+        $reinit = &mt('(re-initialize course to access)');
+    }  
+    $line.='<td>';
+    if (($url=~m{/adm/(coursedocs|supplemental)}) || (!$allowed && $url)) {
+       $line.='<a href="'.$url.'"><img src="'.$icon.'" alt="" class="LC_icon" /></a>';
+    } elsif ($url) {
+       $line.=&Apache::loncommon::modal_link($url.(($url=~/\?/)?'&amp;':'?').'inhibitmenu=yes',
+                                             '<img src="'.$icon.'" alt="" class="LC_icon" />',600,500);
+    } else {
+       $line.='<img src="'.$icon.'" alt="" class="LC_icon" />';
+    }
+    $line.='</td><td>';
+    if (($url=~m{/adm/(coursedocs|supplemental)}) || (!$allowed && $url)) {
+       $line.='<a href="'.$url.'">'.$title.'</a>';
+    } elsif ($url) {
+       $line.=&Apache::loncommon::modal_link($url.(($url=~/\?/)?'&amp;':'?').'inhibitmenu=yes',
+                                             $title,600,500);
+    } else {
+       $line.=$title.' <span class="LC_docs_reinit_warn">'.$reinit.'</span>';
+    }
+    $line.=$editlink."</td>";
+    $rand_pick_text = '&nbsp;' if ($rand_pick_text eq '');
+    $rand_order_text = '&nbsp;' if ($rand_order_text eq '');
+    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="checked"':'');
+	my $hidtext=
+	    ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="checked"':'');
+	$line.=(<<ENDPARMS);
+  <td class="LC_docs_entry_parameter">
+    $form_start
+    $form_common
+    <label><input type="checkbox" name="hiddenresource_$orderidx" onclick="this.form.changeparms.value='hiddenresource';this.form.submit()" $hidtext /> $lt{'hd'}</label>
+    $form_end
+    <br />
+    $form_start
+    $form_common
+    <label><input type="checkbox" name="encrypturl_$orderidx" onclick="this.form.changeparms.value='encrypturl';this.form.submit()" $enctext /> $lt{'ec'}</label>
+    $form_end
+  </td>
+  <td class="LC_docs_entry_parameter">$rand_pick_text<br />
+                                      $rand_order_text</td>
+ENDPARMS
+    }
+    $line.=&Apache::loncommon::end_data_table_row();
+    return $line;
+}
+
+sub newmap_suffix {
+    my ($area,$container,$coursedom,$coursenum) = @_;
+    my ($prefix,$idtype,$errtext,$locknotfreed);
+    $prefix = 'docs';
+    if ($area eq 'supplemental') {
+        $prefix = 'supp';
+    }
+    $prefix .= $container;
+    $idtype = 'concat';
+    my ($suffix,$freedlock,$error) =
+        &Apache::lonnet::get_timebased_id($prefix,'num','uploadedmaps',
+                                          $coursedom,$coursenum);
+    if (!$suffix) {
+        $errtext = &mt('Failed to acquire a unique timestamp-based suffix for the new folder/page.');
+        if ($error) {
+            $errtext .= '<br />'.$error;
+        }
+    }
+    if ($freedlock ne 'ok') {
+        $locknotfreed = '<div class="LC_error">'.&mt('There was a problem removing a lockfile. This will prevent creation of additional folders or composite pages in this course.  Please contact the domain coordinator for your LON-CAPA domain.').'</div>';
+    }
+    return ($suffix,$errtext,$locknotfreed);
+}
+
+=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) {
+                        $r->print('<img src="/adm/lonMisc/bomb.gif" alt="'.&mt('bomb').'" /><span class="LC_error">'.
+                          &mt('[quant,_1,error]',$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_error">'.&mt('unable to verify variable URL').'</span>');
+	      }
+          } else {
+             $r->print('<span class="LC_error">'.&mt('access denied').'</span>');
+          }
+       }
+    }
+}
+
+
+
+=pod
+
+=item list_symbs()
+
+List Content Identifiers
+
+=cut
+
+sub list_symbs {
+    my ($r) = @_;
+
+    my $crstype = &Apache::loncommon::course_type();
+    $r->print(&Apache::loncommon::start_page('List of Content Identifiers'));
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Content Identifiers'));
+    $r->print(&startContentScreen('tools'));
+    my $navmap = Apache::lonnavmaps::navmap->new();
+    if (!defined($navmap)) {
+        $r->print('<h2>'.&mt('Retrieval of List Failed').'</h2>'.
+                  '<div class="LC_error">'.
+                  &mt('Unable to retrieve information about course contents').
+                  '</div>');
+        &Apache::lonnet::logthis('Symb list failed - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
+    } else {
+        $r->print('<h4 class="LC_info">'.&mt("$crstype Content Identifiers").'</h4>'.
+                  &Apache::loncommon::start_data_table().
+                  &Apache::loncommon::start_data_table_header_row().
+                  '<th>'.&mt('Title').'</th><th>'.&mt('Identifier').'</th>'.
+                  &Apache::loncommon::end_data_table_header_row()."\n");
+        my $count;
+        foreach my $res ($navmap->retrieveResources()) {
+            $r->print(&Apache::loncommon::start_data_table_row().
+                      '<td>'.$res->compTitle().'</td>'.
+                      '<td>'.$res->symb().'</td>'.
+                      &Apache::loncommon::start_data_table_row());
+            $count ++;
+        }
+        if (!$count) {
+            $r->print(&Apache::loncommon::start_data_table_row().
+                      '<td colspan="2">'.&mt("$crstype is empty").'</td>'.
+                      &Apache::loncommon::end_data_table_row()); 
+        }
+        $r->print(&Apache::loncommon::end_data_table());
+    }
+}
+
+
+sub verifycontent {
+    my ($r) = @_;
+    my $crstype = &Apache::loncommon::course_type();
+    $r->print(&Apache::loncommon::start_page('Verify '.$crstype.' Documents'));
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs('Verify '.$crstype.' Documents'));
+    $r->print(&startContentScreen('tools'));
+    $r->print('<h4 class="LC_info">'.&mt($crstype.' content verification').'</h4>'); 
+   $hashtied=0;
+   undef %alreadyseen;
+   %alreadyseen=();
+   &tiehash();
+   
+   foreach my $key (keys(%hash)) {
+       if ($hash{$key}=~/\.(page|sequence)$/) {
+	   if (($key=~/^src_/) && ($alreadyseen{&unescape($hash{$key})})) {
+	       $r->print('<hr /><span class="LC_error">'.
+			 &mt('The following sequence or page is included more than once in your '.$crstype.':').' '.
+			 &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('<p class="LC_success">'.&mt('Done').'</p>');
+}
+
+
+sub devalidateversioncache {
+    my $src=shift;
+    &Apache::lonnet::devalidate_cache_new('courseresversion',$env{'request.course.id'}.'_'.
+					  &Apache::lonnet::clutter($src));
+}
+
+sub checkversions {
+    my ($r) = @_;
+    my $crstype = &Apache::loncommon::course_type();
+    $r->print(&Apache::loncommon::start_page("Check $crstype Document Versions"));
+    $r->print(&Apache::lonhtmlcommon::breadcrumbs("Check $crstype Document Versions"));
+    $r->print(&startContentScreen('tools'));
+
+    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(&Apache::loncommon::confirmwrapper(
+                &Apache::lonhtmlcommon::confirm_success(&mt('Your Version Settings have been Saved'))));
+	} else {
+	    $r->print(&Apache::loncommon::confirmwrapper(
+                &Apache::lonhtmlcommon::confirm_success(&mt('An Error Occured while Attempting to Save your Version Settings'),1)));
+	}
+	&mark_hash_old();
+    }
+    &changewarning($r,'');
+    if ($env{'form.timerange'} eq 'all') {
+# show all documents
+	$header=&mt('All Documents in '.$crstype);
+	$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 '.$crstype,
+	       'lm' => 'Version changes since last Month',
+	       'lw' => 'Version changes since last Week',
+	       'sy' => 'Version changes since Yesterday',
+               'al' => 'All Resources (possibly large output)',
+               'cd' => 'Change display', 
+	       'sd' => 'Display',
+	       'fi' => 'File',
+	       'md' => 'Modification Date',
+               'mr' => 'Most recently published Version',
+	       've' => 'Version used in '.$crstype,
+               'vu' => 'Set Version to be used in '.$crstype,
+'sv' => 'Set Versions to be used in '.$crstype.' 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',
+	       'save' => 'Save changes',
+               'vers' => 'Version choice(s) for specific resources', 
+	       'act' => 'Actions');
+    $r->print(<<ENDHEADERS);
+<h4 class="LC_info">$header</h4>
+<form action="/adm/coursedocs" method="post">
+<input type="hidden" name="versions" value="1" />
+<div class="LC_left_float">
+<fieldset>
+<legend>$lt{'cd'}</legend>
+<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="$lt{'sd'}" />
+</fieldset>
+</div>
+<div class="LC_left_float">
+<fieldset>
+<legend>$lt{'act'}</legend>
+$lt{'sm'}: <input type="submit" name="setmostrecent" value="Go" /><br />
+$lt{'sc'}: <input type="submit" name="setcurrent" value="Go" />
+</fieldset>
+</div>
+<br clear="all" />
+<hr />
+<h4>$lt{'vers'}</h4>
+<input type="submit" name="setversions" value="$lt{'save'}" />
+<table border="0">
+ENDHEADERS
+    #number of columns for version history
+    my $num_ver_col = 1;
+    $r->print(
+    &Apache::loncommon::start_data_table().
+    &Apache::loncommon::start_data_table_header_row().
+    '<th>'.&mt('Resources').'</th>'.
+    "<th>$lt{'mr'}</th>".
+    "<th>$lt{'ve'}</th>".
+    "<th>$lt{'vu'}</th>".
+    '<th colspan="'.$num_ver_col.'">'.&mt('History').'</th>'.
+    '</b>');
+    foreach my $key (sort(keys(%changes))) {
+        #excludes not versionable problems from resource version history:
+        if ($changes{$key}>$starttime && $key !~ /^\/res\/lib\/templates/) {
+	    my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
+	    my $currentversion=&Apache::lonnet::getversion($key);
+	    if ($currentversion<0) {
+                $currentversion='<span class="LC_error">'.&mt('Could not be determined.').'</span>';
+	    }
+	    my $linkurl=&Apache::lonnet::clutter($key);
+        $r->print(
+            &Apache::loncommon::end_data_table_header_row().
+            &Apache::loncommon::start_data_table_row().
+            '<td><b>'.&Apache::lonnet::gettitle($linkurl).'</b><br>'.
+            '<a href="'.$linkurl.'" target="cat">'.$linkurl.'</a></td>'.
+            '<td align="right">'.$currentversion.'<span class="LC_fontsize_medium"><br>('.
+            &Apache::lonlocal::locallocaltime(&Apache::lonnet::metadata($root.'.'.$extension,'lastrevisiondate')).')</span></td>'.
+            '<td align="right">');
+# Used in course
+	    my $usedversion=$hash{'version_'.$linkurl};
+	    if (($usedversion) && ($usedversion ne 'mostrecent')) {
+                if($usedversion != $currentversion){
+                    $r->print('<span class="LC_warning">'.$usedversion.'</span>');
+                }else{
+                    $r->print($usedversion);
+                }
+	    } else {
+		$r->print($currentversion);
+	    }
+	    $r->print('</td><td title="'.$lt{'vu'}.'">');
+# Set version
+	    $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
+						      'set_version_'.$linkurl,
+						      {'select_form_order' =>
+						       ['',1..$currentversion,'mostrecent'],
+						       '' => '',
+						       'mostrecent' => &mt('most recent'),
+						       map {$_,$_} (1..$currentversion)}));
+	    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 % $num_ver_col == 0) {
+                $entries_per_col = $num_entries/$num_ver_col;
+            } else {
+                $entries_per_col = $num_entries/$num_ver_col + 1;
+            }
+            my $entries_count = 0;
+            $r->print('<td valign="top"><span class="LC_fontsize_medium">');
+            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.
+			      '" target="diffs">'.&mt('Diffs').'</a>');
+		}
+		$r->print('</span><br />');
+                if (++$entries_count % $entries_per_col == 0) {
+                    $r->print('</span></td>');
+                    if ($cols_output != $num_ver_col) {
+                        $r->print('<td valign="top"><span class="LC_fontsize_medium">');
+                        $cols_output++;
+                    }
+                }
+	    }
+            while($cols_output++ < $num_ver_col) {
+                $r->print('</span></td><td>');
+            }
+	}
+    }
+    $r->print('</td>'.&Apache::loncommon::end_data_table_row().
+            &Apache::loncommon::end_data_table().
+            '<input type="submit" name="setversions" value="'.$lt{'save'}.'" />');
+
+    &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.';
+    }
+    $r->print("\n\n".
+'<script type="text/javascript">'."\n".
+'// <![CDATA['."\n".
+'function reinit(tf) { tf.submit();'.$postexec.' }'."\n".
+'// ]]>'."\n".
+'</script>'."\n".
+'<form name="reinitform" method="post" action="/adm/roles" target="loncapaclient">'.
+'<input type="hidden" name="orgurl" value="'.$url.
+'" /><input type="hidden" name="selectrole" value="1" /><p class="LC_warning">'.
+&mt($message,' <input type="hidden" name="'.
+    $env{'request.role'}.'" value="1" /><input type="button" value="'.
+    &mt('re-initializing '.$course_type).'" onclick="reinit(this.form)" />').
+$help{'Caching'}.'</p></form>'."\n\n");
+}
+
+
+sub init_breadcrumbs {
+    my ($form,$text)=@_;
+    &Apache::lonhtmlcommon::clear_breadcrumbs();
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs?tools=1",
+					    text=>&Apache::loncommon::course_type().' Editor',
+					    faq=>273,
+					    bug=>'Instructor Interface',
+                                            help => 'Docs_Adding_Course_Doc'});
+    &Apache::lonhtmlcommon::add_breadcrumb({href=>"/adm/coursedocs?".$form.'=1',
+					    text=>$text,
+					    faq=>273,
+					    bug=>'Instructor Interface'});
+}
+
+# subroutine to list form elements
+sub create_list_elements {
+   my @formarr = @_;
+   my $list = '';
+   foreach my $button (@formarr){
+        foreach my $picture (keys(%{$button})) {
+            $list .= &Apache::lonhtmlcommon::htmltag('li', $picture.' '.$button->{$picture}, {class => 'LC_menubuttons_inline_text', id => ''});
+        }
+   }
+   return $list;
+}
+
+# subroutine to create ul from list elements
+sub create_form_ul {
+   my $list = shift;
+   my $ul = &Apache::lonhtmlcommon::htmltag('ul',$list, {class => 'LC_ListStyleNormal'});
+   return $ul;
+}
+
+#
+# Start tabs
+#
+
+sub startContentScreen {
+    my ($mode) = @_;
+    my $output = '<ul class="LC_TabContentBigger" id="mainnav">';
+    if (($mode eq 'navmaps') || ($mode eq 'supplemental')) {
+        $output .= '<li'.(($mode eq 'navmaps')?' class="active"':'').'><a href="/adm/navmaps"><b>&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Overview').'&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
+        $output .= '<li'.(($mode eq 'coursesearch')?' class="active"':'').'><a href="/adm/searchcourse"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Search').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
+        $output .= '<li'.(($mode eq 'courseindex')?' class="active"':'').'><a href="/adm/indexcourse"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Index').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
+        $output .= '<li '.(($mode eq 'suppdocs')?' class="active"':'').'><a href="/adm/supplemental"><b>'.&mt('Supplemental Content').'</b></a></li>';
+    } else {
+        $output .= '<li '.(($mode eq 'docs')?' class="active"':'').' id="tabbededitor"><a href="/adm/coursedocs?forcestandard=1"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Editor').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
+        $output .= '<li '.(($mode eq 'suppdocs')?' class="active"':'').'><a href="/adm/coursedocs?forcesupplement=1"><b>'.&mt('Supplemental Content Editor').'</b></a></li>'."\n";
+        $output .= '<li '.(($mode eq 'tools')?' class="active"':'').'><a href="/adm/coursedocs?tools=1"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Utilities').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
+                   '><a href="/adm/coursedocs?tools=1"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Utilities').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>';
+    }
+    $output .= "\n".'</ul>'."\n";
+    $output .= '<div class="LC_DocsBox" style="clear:both;margin:0;" id="contenteditor">'.
+               '<div id="maincoursedoc" style="margin:0 0;padding:0 0;">'.
+               '<div class="LC_ContentBox" id="mainCourseDocuments" style="display: block;">';
+    return $output;
+}
+
+#
+# End tabs
+#
+
+sub endContentScreen {
+    return '</div></div></div>';
+}
+
+sub supplemental_base {
+    return 'supplemental&'.&escape(&mt('Supplemental '.&Apache::loncommon::course_type().' Content'));
+}
 
 sub handler {
     my $r = shift;
-    $r->content_type('text/html');
+    &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;
     return OK if $r->header_only;
 
-    my $url;
+# get course data
+    my $crstype = &Apache::loncommon::course_type();
+    my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
+    my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
 
-    if ($ENV{'form.uploaddoc.filename'}) {
-	$url=&Apache::lonnet::userfileupload('uploaddoc');
+# graphics settings
+    $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL').'/');
+
+#
+# --------------------------------------------- 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','Importing_IMS_Course',
+                       'Uploading_From_Harddrive',
+	               'Check_Resource_Versions','Verify_Content') {
+	$help{$topic}=&Apache::loncommon::help_open_topic('Docs_'.$topic);
     }
-    $r->print(<<ENDDOCUMENT);
-<html>
-<head>
-<title>The LearningOnline Network with CAPA</title>
-</head>
-<body bgcolor="#FFFFFF">
-<h1>Course Documents</h1>
-<form method="post" enctype="multipart/form-data">
-<input type="file" name="uploaddoc" size="20">
-<input type="submit" value="Upload Document">
-</form>
-$url
-</body>
-</html>
-ENDDOCUMENT
-    return OK;
-} 
+    # 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 Information Page'} = &Apache::loncommon::help_open_topic(
+		  'Docs_About_My_Personal_Info,Docs_Editing_Templated_Pages');
+    $help{'Group Portfolio'} = &Apache::loncommon::help_open_topic('Docs_About_Group_Files');
+    $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
+
+    
+    my $allowed;
+# URI is /adm/supplemental when viewing supplemental docs in non-edit mode.
+    unless ($r->uri eq '/adm/supplemental') {
+        # does this user have privileges to modify content.  
+        $allowed = &Apache::lonnet::allowed('mdc',$env{'request.course.id'});
+    }
+
+    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['chooseserver',
+                                            'inhibitmenu']);
+  if ($allowed && $env{'form.chooseserver'}) {
+      &choose_dump_server($r);
+      return OK;
+  } elsif ($allowed && $env{'form.verify'}) {
+      &init_breadcrumbs('verify','Verify Content');
+      &verifycontent($r);
+  } elsif ($allowed && $env{'form.listsymbs'}) {
+      &init_breadcrumbs('listsymbs','List Content IDs');
+      &list_symbs($r);
+  } elsif ($allowed && $env{'form.docslog'}) {
+      &init_breadcrumbs('docslog','Show Log');
+      my $folder = $env{'form.folder'};
+      if ($folder eq '') {
+          $folder='default';
+      }
+      &docs_change_log($r,$coursenum,$coursedom,$folder,$allowed,$crstype,$iconpath);
+  } elsif ($allowed && $env{'form.versions'}) {
+      &init_breadcrumbs('versions','Check/Set Resource Versions');
+      &checkversions($r);
+  } elsif ($allowed && $env{'form.dumpcourse'}) {
+      &init_breadcrumbs('dumpcourse','Dump '.&Apache::loncommon::course_type().' Content to Authoring Space');
+      &dumpcourse($r);
+  } elsif ($allowed && $env{'form.exportcourse'}) {
+      &init_breadcrumbs('exportcourse','IMS Export');
+      &Apache::imsexport::exportcourse($r);
+  } else {
+#
+# Done catching special calls
+# The whole rest is for course and supplemental documents and utilities menu
+# Get the parameters that may be needed
+#
+    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+                                            ['folderpath','pagepath',
+                                             'pagesymb','forcesupplement','forcestandard',
+                                             'tools','symb','command','supppath']);
+
+# standard=1: this is a "new-style" course with an uploaded map as top level
+# standard=2: this is a "old-style" course, and there is nothing we can do
+
+    my $standard=($env{'request.course.uri'}=~/^\/uploaded\//);
+
+# Decide whether this should display supplemental or main content or utilities
+# supplementalflag=1: show supplemental documents
+# supplementalflag=0: show standard documents
+# toolsflag=1: show utilities
+
+
+    my $supplementalflag=($env{'form.folderpath'}=~/^supplemental/);
+    if (($env{'form.folderpath'}=~/^default/) || $env{'form.folderpath'} eq "" || ($env{'form.pagepath'})) {
+       $supplementalflag=0;
+    }
+    if ($env{'form.forcesupplement'}) { $supplementalflag=1; }
+    if ($env{'form.forcestandard'})   { $supplementalflag=0; }
+    unless ($allowed) { $supplementalflag=1; }
+    unless ($standard) { $supplementalflag=1; }
+    my $toolsflag=0;
+    if ($env{'form.tools'}) { $toolsflag=1; }
+
+    my $script='';
+    my $showdoc=0;
+    my $addentries = {};
+    my $container;
+    my $containertag;
+    my $pathitem;
+
+# Do we directly jump somewhere?
+
+   if ($env{'form.command'} eq 'direct') {
+       my ($mapurl,$id,$resurl);
+       if ($env{'form.symb'} ne '') {
+           ($mapurl,$id,$resurl) = &Apache::lonnet::decode_symb($env{'form.symb'});
+           if ($resurl=~/\.(sequence|page)$/) {
+               $mapurl=$resurl;
+           } elsif ($resurl eq 'adm/navmaps') {
+               $mapurl=$env{'course.'.$env{'request.course.id'}.'.url'};
+           }
+           my $mapresobj;
+           my $navmap = Apache::lonnavmaps::navmap->new();
+           if (ref($navmap)) {
+               $mapresobj = $navmap->getResourceByUrl($mapurl);
+           }
+           $mapurl=~s{^.*/([^/]+)\.(\w+)$}{$1};
+           my $type=$2;
+           my $path;
+           if (ref($mapresobj)) {
+               my $pcslist = $mapresobj->map_hierarchy();
+               if ($pcslist ne '') {
+                   foreach my $pc (split(/,/,$pcslist)) {
+                       next if ($pc <= 1);
+                       my $res = $navmap->getByMapPc($pc);
+                       if (ref($res)) {
+                           my $thisurl = $res->src();
+                           $thisurl=~s{^.*/([^/]+)\.\w+$}{$1}; 
+                           my $thistitle = $res->title();
+                           $path .= '&'.
+                                    &Apache::lonhtmlcommon::entity_encode($thisurl).'&'.
+                                    &Apache::lonhtmlcommon::entity_encode($thistitle).
+                                    ':'.$res->randompick().
+                                    ':'.$res->randomout().
+                                    ':'.$res->encrypted().
+                                    ':'.$res->randomorder();
+                       }
+                   }
+               }
+               $path =~ s/^\&//;
+               my $maptitle = $mapresobj->title();
+               if ($mapurl eq 'default') {
+                   $maptitle = 'Main Course Documents';
+               }
+               $path .= ($path ne '')? '&' : ''.
+                    &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
+                    &Apache::lonhtmlcommon::entity_encode($maptitle).
+                    ':'.$mapresobj->randompick().
+                    ':'.$mapresobj->randomout().
+                    ':'.$mapresobj->encrypted().
+                    ':'.$mapresobj->randomorder();
+           } else {
+               my $maptitle = &Apache::lonnet::gettitle($mapurl);
+               if ($mapurl eq 'default') {
+                   $maptitle = 'Main Course Documents';
+               }
+               $path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
+                       &Apache::lonhtmlcommon::entity_encode($maptitle).'::::';
+           }
+           unless ($mapurl eq 'default') {
+               $path = 'default&'.
+                       &Apache::lonhtmlcommon::entity_encode('Main Course Documents').
+                       '::::&'.$path;
+           }
+           if ($type eq 'sequence') {
+               $env{'form.folderpath'}=$path;
+               $env{'form.pagepath'}='';
+           } else {
+               $env{'form.pagepath'}=$path;
+               $env{'form.folderpath'}='';
+           }
+       } elsif ($env{'form.supppath'} ne '') {
+           $env{'form.folderpath'}=$env{'form.supppath'};
+       }
+   } elsif ($env{'form.command'} eq 'editdocs') {
+        $env{'form.folderpath'} = 'default&'.
+                                  &Apache::lonhtmlcommon::entity_encode('Main Course Content');
+        $env{'form.pagepath'}='';
+   } elsif ($env{'form.command'} eq 'editsupp') {
+        $env{'form.folderpath'} = 'default&'.
+                                  &Apache::lonhtmlcommon::entity_encode('Supplemental Content');
+        $env{'form.pagepath'}='';
+   }
+
+# Where do we store these for when we come back?
+    my $stored_folderpath='docs_folderpath';
+    if ($supplementalflag) {
+       $stored_folderpath='docs_sup_folderpath';
+    }
+
+# No folderpath, no pagepath, and in edit mode, see if we have something stored
+    if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'}) && $allowed) {
+        &Apache::loncommon::restore_course_settings($stored_folderpath,
+                                          {'folderpath' => 'scalar'});
+    }
+   
+# If we are not allowed to make changes, all we can see are supplemental docs
+    if (!$allowed) {
+        $env{'form.pagepath'}='';
+        unless ($env{'form.folderpath'} =~ /^supplemental/) {
+            $env{'form.folderpath'} = &supplemental_base();
+        }
+    }
+# If we still not have a folderpath, see if we can resurrect at pagepath
+    if (!$env{'form.folderpath'} && $allowed) {
+        &Apache::loncommon::restore_course_settings($stored_folderpath,
+                                              {'pagepath' => 'scalar'});
+    }
+# Make the zeroth entry in supplemental docs page paths, so we can get to top level
+    if ($env{'form.folderpath'} =~ /^supplemental_\d+/) {
+        $env{'form.folderpath'} = &supplemental_base()
+                                  .'&'.
+                                  $env{'form.folderpath'};
+    }
+# If after all of this, we still don't have any paths, make them
+    unless (($env{'form.pagepath'}) || ($env{'form.folderpath'})) {
+       if ($supplementalflag) {
+          $env{'form.folderpath'}=&supplemental_base();
+       } else {
+          $env{'form.folderpath'}='default';
+       }
+    }
+
+# Store this
+    unless ($toolsflag) {
+        if ($allowed) {
+            &Apache::loncommon::store_course_settings($stored_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);
+            $container='sequence';
+        }
+        if ($env{'form.pagepath'}) {
+            my (@pagepath)=split('&',$env{'form.pagepath'});
+            $env{'form.pagename'}=&unescape(pop(@pagepath));
+            $env{'form.folder'}=pop(@pagepath);
+            $container='page';
+            $containertag = '<input type="hidden" name="pagepath" value="" />'.
+	                    '<input type="hidden" name="pagesymb" value="" />';
+            $pathitem = 
+                '<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />'.
+	        '<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />'.
+                '<input type="hidden" name="folderpath" value="" />';
+        } else {
+            my $folderpath=$env{'form.folderpath'};
+            if (!$folderpath) {
+                if ($env{'form.folder'} eq '' ||
+                    $env{'form.folder'} eq 'supplemental') {
+                    $folderpath='default&'.
+                        &escape(&mt('Main '.$crstype.' Documents'));
+                }
+            }
+            $containertag = '<input type="hidden" name="folderpath" value="" />';
+            $pathitem = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
+        }
+        if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
+           $showdoc='/'.$1;
+        }
+        if ($showdoc) { # got called in sequence from course
+	    $allowed=0; 
+        } else {
+            if ($allowed) {
+                &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
+                $script=&Apache::lonratedt::editscript('simple');
+            }
+        }
+    }
+
+# get personal data
+    my $uname=$env{'user.name'};
+    my $udom=$env{'user.domain'};
+    my $plainname=&escape(&Apache::loncommon::plainname($uname,$udom));
+
+    if ($allowed) {
+        if ($toolsflag) {
+            $script .= &inject_data_js();
+            my ($home,$other,%outhash)=&authorhosts();
+            if (!$home && $other) {
+                my @hosts;
+                foreach my $aurole (keys(%outhash)) {
+                    unless(grep(/^\Q$outhash{$aurole}\E/,@hosts)) {
+                        push(@hosts,$outhash{$aurole});
+                    }
+                }
+                $script .= &dump_switchserver_js(@hosts); 
+            }
+        } else {
+            my @tabids;
+            if ($supplementalflag) {
+                @tabids = ('002','ee2','ff2');
+            } else {
+                @tabids = ('aa1','bb1','cc1','ff1');
+                unless ($env{'form.pagepath'}) {
+                    unshift(@tabids,'001');
+                    push(@tabids,('dd1','ee1'));
+                }
+            }
+            my $tabidstr = join("','",@tabids);
+	    $script .= &editing_js($udom,$uname,$supplementalflag).
+                       &history_tab_js().
+                       &inject_data_js().
+                       &Apache::lonhtmlcommon::resize_scrollbox_js('docs',$tabidstr).
+                       &Apache::lonextresedit::extedit_javascript();
+            $addentries = {
+                            onload   => "javascript:resize_scrollbox('contentscroll','1','1');",
+                          };
+        }
+        if ($env{'docs.markedcopy_url'}) {
+            $script .= &paste_popup_js(); 
+        }
+        my $confirm_switch = &mt("Editing requires switching to the resource's home server.").'\n'.
+                             &mt('Switch server?');
+        
+
+    }
+# -------------------------------------------------------------------- Body tag
+    $script = '<script type="text/javascript">'."\n"
+              .'// <![CDATA['."\n"
+              .$script."\n"
+              .'// ]]>'."\n"
+              .'</script>'."\n";
+
+    # Breadcrumbs
+    &Apache::lonhtmlcommon::clear_breadcrumbs();
+
+    if ($showdoc) {
+        $r->print(&Apache::loncommon::start_page("$crstype documents",undef,
+                                                {'force_register' => $showdoc,}));
+    } elsif ($r->uri eq '/adm/supplemental') {
+        my $brcrum = &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype);
+        $r->print(&Apache::loncommon::start_page("Supplemental $crstype Content",undef,
+                                                {'bread_crumbs' => $brcrum,}));
+    } else {
+        &Apache::lonhtmlcommon::add_breadcrumb({
+            href=>"/adm/coursedocs",text=>"$crstype Contents"});
+
+        $r->print(&Apache::loncommon::start_page("$crstype Contents", $script,
+                                                 {'add_entries'    => $addentries}
+                                                )
+                 .&Apache::loncommon::help_open_menu('','',273,'RAT')
+                 .&Apache::lonhtmlcommon::breadcrumbs(
+                     'Editing '.$crstype.' Contents',
+                     'Docs_Adding_Course_Doc')
+        );
+    }
+
+  my %allfiles = ();
+  my %codebase = ();
+  my ($upload_result,$upload_output,$uploadphase);
+  if ($allowed) {
+      if (($env{'form.uploaddoc.filename'}) &&
+	  ($env{'form.cmd'}=~/^upload_(\w+)/)) {
+          my $context = $1; 
+          # Process file upload - phase one - upload and parse primary file.
+	  undef($hadchanges);
+          $uploadphase = &process_file_upload(\$upload_output,$coursenum,$coursedom,
+                                              \%allfiles,\%codebase,$context);
+	  if ($hadchanges) {
+	      &mark_hash_old();
+	  }
+          $r->print($upload_output);
+      } elsif ($env{'form.phase'} eq 'upload_embedded') {
+          # Process file upload - phase two - upload embedded objects 
+          $uploadphase = 'check_embedded';
+          my $primaryurl = &HTML::Entities::encode($env{'form.primaryurl'},'<>&"');   
+          my $state = &embedded_form_elems($uploadphase,$primaryurl,
+                                           $env{'form.newidx'});
+          my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
+          my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
+          my ($destination,$dir_root) = &embedded_destination();
+          my $url_root = '/uploaded/'.$docudom.'/'.$docuname;
+          my $actionurl = '/adm/coursedocs';
+          my ($result,$flag) = 
+              &Apache::loncommon::upload_embedded('coursedoc',$destination,
+                  $docuname,$docudom,$dir_root,$url_root,undef,undef,undef,$state,
+                  $actionurl);
+          $r->print($result.&return_to_editor());
+      } elsif ($env{'form.phase'} eq 'check_embedded') {
+          # Process file upload - phase three - modify references in HTML file
+          $uploadphase = 'modified_orightml';
+          my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
+          my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
+          my ($destination,$dir_root) = &embedded_destination();
+          my $result = 
+              &Apache::loncommon::modify_html_refs('coursedoc',$destination,
+                                                   $docuname,$docudom,undef,
+                                                   $dir_root);
+          $r->print($result.&return_to_editor());   
+      } elsif ($env{'form.phase'} eq 'decompress_uploaded') {
+          $uploadphase = 'decompress_phase_one';
+          $r->print(&decompression_phase_one().
+                    &return_to_editor());
+      } elsif ($env{'form.phase'} eq 'decompress_cleanup') {
+          $uploadphase = 'decompress_phase_two';
+          $r->print(&decompression_phase_two().
+                    &return_to_editor());
+      }
+  }
+
+  if ($allowed && $toolsflag) {
+      $r->print(&startContentScreen('tools'));
+      $r->print(&generate_admin_menu($crstype));
+      $r->print(&endContentScreen());
+  } elsif ((!$showdoc) && (!$uploadphase)) {
+# -----------------------------------------------------------------------------
+       my %lt=&Apache::lonlocal::texthash(
+                'uplm' => 'Upload a new main '.lc($crstype).' document',
+                'upls' => 'Upload a new supplemental '.lc($crstype).' document',
+                'impp' => 'Import a document',
+		'copm' => 'All documents out of a published map into this folder',
+                'upfi' => 'Upload File',
+                'upld' => 'Import Content',
+                'srch' => 'Search',
+                'impo' => 'Import',
+		'lnks' => 'Import from Stored Links',
+                'impm' => 'Import from Assembled Map',
+                'selm' => 'Select Map',
+                'load' => 'Load Map',
+                'reco' => 'Recover Deleted Documents',
+                'newf' => 'New Folder',
+                'newp' => 'New Composite Page',
+                'extr' => 'External Resource',
+                'syll' => 'Syllabus',
+                'navc' => 'Table of Contents',
+                'sipa' => 'Simple Course Page',
+                'sipr' => 'Simple Problem',
+                'drbx' => 'Drop Box',
+                'scuf' => 'External Scores (handgrade, upload, clicker)',
+                'bull' => 'Discussion Board',
+                'mypi' => 'My Personal Information Page',
+                'grpo' => 'Group Portfolio',
+                'rost' => 'Course Roster',
+				'abou' => 'Personal Information Page for a User',
+                'imsf' => 'IMS Import',
+                'imsl' => 'Import IMS package',
+                'cms'  => 'Origin of IMS package',
+                'se'   => 'Select',
+                'file' =>  'File',
+                'title' => 'Title',
+                'comment' => 'Comment',
+                'url'  => 'URL',
+                'prev' => 'Preview',
+                'lnk'  => 'Add Link', 
+                'parse' => 'Upload embedded images/multimedia files if HTML file',
+		'nd' => 'Upload Document',
+		'pm' => 'Published Map',
+		'sd' => 'Special Document',
+		'mo' => 'More 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 $imsfolder = $env{'form.folder'};
+        if ($imsfolder eq '') {
+            $imsfolder = 'default';  
+        }
+        my $imspform=(<<IMSFORM);
+        <a class="LC_menubuttons_link" href="javascript:toggleUpload('ims');">
+        $lt{'imsf'}</a> $help{'Importing_IMS_Course'}
+        <form name="uploadims" action="/adm/imsimportdocs" method="post" enctype="multipart/form-data" target="IMSimport">
+        <fieldset id="uploadimsform" style="display: none;" />
+        <legend>$lt{'imsf'}</legend>
+        $fileupload
+        <br />
+        <p>
+        $lt{'cms'}:&nbsp; 
+        <select name="source">
+        <option value="-1" selected="selected">$lt{'se'}</option>
+        <option value="bb5">Blackboard 5</option>
+        <option value="bb6">Blackboard 6</option>
+        <option value="angel5">ANGEL 5.5</option>
+        <option value="webctce4">WebCT 4 Campus Edition</option>
+        </select>
+        <input type="hidden" name="folder" value="$imsfolder" />
+        </p>
+        <input type="hidden" name="phase" value="one" />
+        <input type="button" value="$lt{'imsl'}" onclick="makeims(this.form);" />
+        </fieldset>
+        </form>
+IMSFORM
+
+	my $fileuploadform=(<<FUFORM);
+        <a class="LC_menubuttons_link" href="javascript:toggleUpload('doc');">
+        $lt{'upfi'}</a> $help{'Uploading_From_Harddrive'}
+        <form name="uploaddocument" action="/adm/coursedocs" method="post" enctype="multipart/form-data">
+        <fieldset id="uploaddocform" style="display: none;" />
+        <legend>$lt{'upfi'}</legend>
+	<input type="hidden" name="active" value="aa" />
+	$fileupload
+	<br />
+	$lt{'title'}:<br />
+	<input type="text" size="60" name="comment" />
+	$pathitem
+	<input type="hidden" name="cmd" value="upload_default" />
+	<br />
+	<span class="LC_nobreak" style="float:left">
+	$checkbox
+	</span>
+        <br clear="all" />
+        <input type="submit" value="$lt{'upld'}" />
+        </fieldset>
+        </form>
+FUFORM
+
+	my $importpubform=(<<SEDFFORM);
+        <a class="LC_menubuttons_link" href="javascript:toggleMap();">
+        $lt{'impm'}</a>$help{'Load_Map'}
+	<form action="/adm/coursedocs" method="post" name="mapimportform">
+        <fieldset id="importmapform" style="display: none;" />
+        <legend>$lt{'impm'}</legend>
+	<input type="hidden" name="active" value="bb" />
+        $lt{'copm'}<br />
+        <span class="LC_nobreak">
+        <input type="text" name="importmap" size="40" value="" 
+        onfocus="this.blur();openbrowser('mapimportform','importmap','sequence,page','');" />
+        &nbsp;<a href="javascript:openbrowser('mapimportform','importmap','sequence,page','');">$lt{'selm'}</a><br />
+        <input type="submit" name="loadmap" value="$lt{'load'}" />
+        </fieldset>
+        </form>
+
+SEDFFORM
+	my @importpubforma = (
+	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/src.png" alt="'.$lt{srch}.'"  onclick="javascript:groupsearch()" />' => $pathitem."<a class='LC_menubuttons_link' href='javascript:groupsearch()'>$lt{'srch'}</a>" },
+	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/res.png" alt="'.$lt{impo}.'"  onclick="javascript:groupimport();"/>' => "<a class='LC_menubuttons_link' href='javascript:groupimport();'>$lt{'impo'}</a>$help{'Importing_LON-CAPA_Resource'}" },
+	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/wishlist.png" alt="'.$lt{lnks}.'" onclick="javascript:open_StoredLinks_Import();" />' => "<a class='LC_menubuttons_link' href='javascript:open_StoredLinks_Import();'>$lt{'lnks'}</a>" },
+        { '<img class="LC_noBorder LC_middle" src="/res/adm/pages/sequence.png" alt="'.$lt{impm}.'" onclick="javascript:toggleMap();" />' => $importpubform }
+	);
+	$importpubform = &create_form_ul(&create_list_elements(@importpubforma));
+        my $extresourcesform =
+            &Apache::lonextresedit::extedit_form(0,0,undef,undef,$pathitem,
+                                                 $help{'Adding_External_Resource'});
+    if ($allowed) {
+        my $folder = $env{'form.folder'};
+        if ($folder eq '') {
+            $folder='default';
+        }
+	&update_paste_buffer($coursenum,$coursedom,$folder);
+	$r->print(<<HIDDENFORM);
+	<form name="renameform" method="post" action="/adm/coursedocs">
+   <input type="hidden" name="title" />
+   <input type="hidden" name="cmd" />
+   <input type="hidden" name="markcopy" />
+   <input type="hidden" name="copyfolder" />
+   $containertag
+ </form>
+
+HIDDENFORM
+        $r->print(&makesimpleeditform($pathitem)."\n".
+                  &makedocslogform($pathitem."\n".
+                                   '<input type="hidden" name="folder" value="'.
+                                   $env{'form.folder'}.'" />'."\n"));
+    }
+
+# Generate the tabs
+    my ($mode,$needs_end);
+    if (($supplementalflag) && (!$allowed)) {
+        my @folders = split('&',$env{'form.folderpath'});
+        unless (@folders > 2) {
+            &Apache::lonnavdisplay::startContentScreen($r,'supplemental');
+            $needs_end = 1;
+        }
+    } else {
+        $r->print(&startContentScreen(($supplementalflag?'suppdocs':'docs')));
+        $needs_end = 1;
+    }
+
+#
+
+    my $savefolderpath;
+
+    if ($allowed) {
+       my $folder=$env{'form.folder'};
+       if ($folder eq '' || $supplementalflag) {
+           $folder='default';
+	   $savefolderpath = $env{'form.folderpath'};
+	   $env{'form.folderpath'}='default&'.&escape(&mt('Content'));
+           $pathitem = '<input type="hidden" name="folderpath" value="'.
+	       &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
+       }
+       my $postexec='';
+       if ($folder eq 'default') {
+           $r->print('<script type="text/javascript">'."\n"
+                    .'// <![CDATA['."\n"
+                    .'this.window.name="loncapaclient";'."\n"
+                    .'// ]]>'."\n"
+                    .'</script>'."\n"
+       );
+       } else {
+           #$postexec='self.close();';
+       }
+       my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_new.sequence';
+       my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_new.page';
+	my $container='sequence';
+	if ($env{'form.pagepath'}) {
+	    $container='page';
+	}
+	my $readfile='/uploaded/'.$coursedom.'/'.$coursenum.'/'.$folder.'.'.$container;
+
+	my $newnavform=(<<NNFORM);
+	<form action="/adm/coursedocs" method="post" name="newnav">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" 
+	value="$lt{'navc'}=/adm/navmaps" />
+	<a class="LC_menubuttons_link" href="javascript:document.newnav.submit()">$lt{'navc'}</a>
+	$help{'Navigate_Content'}
+	</form>
+NNFORM
+	my $newsmppageform=(<<NSPFORM);
+	<form action="/adm/coursedocs" method="post" name="newsmppg">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" value="" />
+	<a class="LC_menubuttons_link" href="javascript:makesmppage();"> $lt{'sipa'}</a>
+	$help{'Simple Page'}
+	</form>
+NSPFORM
+
+	my $newsmpproblemform=(<<NSPROBFORM);
+	<form action="/adm/coursedocs" method="post" name="newsmpproblem">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" value="" />
+	<a class="LC_menubuttons_link" href="javascript:makesmpproblem();">$lt{'sipr'}</a>
+	$help{'Simple Problem'}
+	</form>
+
+NSPROBFORM
+
+	my $newdropboxform=(<<NDBFORM);
+	<form action="/adm/coursedocs" method="post" name="newdropbox">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" value="" />
+	<a class="LC_menubuttons_link" href="javascript:makedropbox();">$lt{'drbx'}</a>
+	</form>
+NDBFORM
+
+	my $newexuploadform=(<<NEXUFORM);
+	<form action="/adm/coursedocs" method="post" name="newexamupload">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" value="" />
+	<a class="LC_menubuttons_link" href="javascript:makeexamupload();">$lt{'scuf'}</a>
+	$help{'Score_Upload_Form'}
+	</form>
+NEXUFORM
+
+	my $newbulform=(<<NBFORM);
+	<form action="/adm/coursedocs" method="post" name="newbul">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" value="" />
+	<a class="LC_menubuttons_link" href="javascript:makebulboard();" >$lt{'bull'}</a>
+	$help{'Bulletin Board'}
+	</form>
+NBFORM
+
+	my $newaboutmeform=(<<NAMFORM);
+	<form action="/adm/coursedocs" method="post" name="newaboutme">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" 
+	value="$plainname=/adm/$udom/$uname/aboutme" />
+	<a class="LC_menubuttons_link" href="javascript:document.newaboutme.submit()">$lt{'mypi'}</a>
+	$help{'My Personal Information Page'}
+	</form>
+NAMFORM
+
+	my $newaboutsomeoneform=(<<NASOFORM);
+	<form action="/adm/coursedocs" method="post" name="newaboutsomeone">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" value="" />
+	<a class="LC_menubuttons_link" href="javascript:makeabout();">$lt{'abou'}</a>
+	</form>
+NASOFORM
+
+
+	my $newrosterform=(<<NROSTFORM);
+	<form action="/adm/coursedocs" method="post" name="newroster">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" 
+	value="$lt{'rost'}=/adm/viewclasslist" />
+	<a class="LC_menubuttons_link" href="javascript:document.newroster.submit()">$lt{'rost'}</a>
+	$help{'Course Roster'}
+	</form>
+NROSTFORM
+
+my $specialdocumentsform;
+my @specialdocumentsforma;
+my $gradingform;
+my @gradingforma;
+my $communityform;
+my @communityforma;
+my $newfolderform;
+my $newfolderb;
+
+	my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
+	
+	my $newpageform=(<<NPFORM);
+	<form action="/adm/coursedocs" method="post" name="newpage">
+	<input type="hidden" name="folderpath" value="$path" />
+	<input type="hidden" name="importdetail" value="" />
+	<input type="hidden" name="active" value="cc" />
+	<a class="LC_menubuttons_link" href="javascript:makenewpage(document.newpage,'$pageseq');">$lt{'newp'}</a>
+	$help{'Adding_Pages'}
+	</form>
+NPFORM
+
+
+	$newfolderform=(<<NFFORM);
+	<form action="/adm/coursedocs" method="post" name="newfolder">
+	$pathitem
+	<input type="hidden" name="importdetail" value="" />
+	<input type="hidden" name="active" value="aa" />
+	<a href="javascript:makenewfolder(document.newfolder,'$folderseq');">$lt{'newf'}</a>$help{'Adding_Folders'}
+	</form>
+NFFORM
+
+	my $newsylform=(<<NSYLFORM);
+	<form action="/adm/coursedocs" method="post" name="newsyl">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail" 
+	value="$lt{'syll'}=/public/$coursedom/$coursenum/syllabus" />
+	<a class="LC_menubuttons_link" href="javascript:document.newsyl.submit()">$lt{'syll'}</a>
+	$help{'Syllabus'}
+
+	</form>
+NSYLFORM
+
+	my $newgroupfileform=(<<NGFFORM);
+	<form action="/adm/coursedocs" method="post" name="newgroupfiles">
+	<input type="hidden" name="active" value="cc" />
+	$pathitem
+	<input type="hidden" name="importdetail"
+	value="$lt{'grpo'}=/adm/$coursedom/$coursenum/aboutme" />
+	<a class="LC_menubuttons_link" href="javascript:document.newgroupfiles.submit()">$lt{'grpo'}</a>
+	$help{'Group Portfolio'}
+	</form>
+NGFFORM
+	@specialdocumentsforma=(
+	{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/page.png" alt="'.$lt{newp}.'"  onclick="javascript:makenewpage(document.newpage,\''.$pageseq.'\');" />'=>$newpageform},
+	{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/syllabus.png" alt="'.$lt{syll}.'" onclick="document.newsyl.submit()" />'=>$newsylform},
+	{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/navigation.png" alt="'.$lt{navc}.'" onclick="document.newnav.submit()" />'=>$newnavform},
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/simple.png" alt="'.$lt{sipa}.'" onclick="javascript:makesmppage();" />'=>$newsmppageform},
+        );
+        $specialdocumentsform = &create_form_ul(&create_list_elements(@specialdocumentsforma));
+
+
+        my @importdoc = (
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/extres.png" alt="'.$lt{extr}.'" onclick="toggleUpload(\'ext\');" />'=>$extresourcesform},
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/ims.png" alt="'.$lt{imsf}.'" onclick="javascript:toggleUpload(\'ims\');" />'=>$imspform},
+        {'<img class="LC_noBorder_LC_middle" src="/res/adm/pages/pdfupload.png" alt="'.$lt{upl}.'" onclick="javascript:toggleUpload(\'doc\');" />'=>$fileuploadform,
+        });
+        $fileuploadform =  &create_form_ul(&create_list_elements(@importdoc));
+
+        @gradingforma=(
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/simpprob.png" alt="'.$lt{sipr}.'" onclick="javascript:makesmpproblem();" />'=>$newsmpproblemform},
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/dropbox.png" alt="'.$lt{drbx}.'" onclick="javascript:makedropbox();" />'=>$newdropboxform},
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/scoreupfrm.png" alt="'.$lt{scuf}.'" onclick="javascript:makeexamupload();" />'=>$newexuploadform},
+
+        );
+        $gradingform = &create_form_ul(&create_list_elements(@gradingforma));
+
+        @communityforma=(
+       {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/bchat.png" alt="'.$lt{bull}.'" onclick="javascript:makebulboard();" />'=>$newbulform},
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/myaboutme.png" alt="'.$lt{mypi}.'" onclick="javascript:makebulboard();" />'=>$newaboutmeform},
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/aboutme.png" alt="'.$lt{abou}.'" onclick="javascript:makeabout();" />'=>$newaboutsomeoneform},
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/clst.png" alt="'.$lt{rost}.'" onclick="document.newroster.submit()" />'=>$newrosterform},
+        {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/groupportfolio.png" alt="'.$lt{grpo}.'" onclick="document.newgroupfiles.submit()" />'=>$newgroupfileform},
+        );
+        $communityform = &create_form_ul(&create_list_elements(@communityforma));
+
+my %orderhash = (
+                'aa' => ['Import Content',$fileuploadform],
+                'bb' => ['Published Content',$importpubform],
+                'cc' => ['Grading Resources',$gradingform],
+                );
+unless ($env{'form.pagepath'}) {
+    $orderhash{'00'} = ['Newfolder',$newfolderform];
+    $orderhash{'dd'} = ['Collaboration',$communityform];
+    $orderhash{'ee'} = ['Special Documents',$specialdocumentsform];
+}
+
+ $hadchanges=0;
+       unless (($supplementalflag || $toolsflag)) {
+          my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
+                              $supplementalflag,\%orderhash,$iconpath,$pathitem);
+          if ($error) {
+             $r->print('<p><span class="LC_error">'.$error.'</span></p>');
+          }
+          if ($hadchanges) {
+             &mark_hash_old();
+          }
+
+          &changewarning($r,'');
+        }
+    }
+
+# Supplemental documents start here
+
+       my $folder=$env{'form.folder'};
+       unless ($supplementalflag) {
+	   $folder='supplemental';
+       }
+       if ($folder =~ /^supplemental$/ &&
+	   (($env{'form.folderpath'} =~ /^default\&/) || ($env{'form.folderpath'} eq ''))) {
+          $env{'form.folderpath'} = &supplemental_base();
+       } elsif ($allowed) {
+	  $env{'form.folderpath'} = $savefolderpath;
+       }
+       $env{'form.pagepath'} = '';
+       $pathitem = '<input type="hidden" name="folderpath" value="'.
+                    &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
+       if ($allowed) {
+	   my $folderseq=
+	       '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_new.sequence';
+
+	my $supupdocform=(<<SUPDOCFORM);
+        <a class="LC_menubuttons_link" href="javascript:toggleUpload('suppdoc');">
+        $lt{'upfi'}</a> $help{'Uploading_From_Harddrive'}
+	<form action="/adm/coursedocs" method="post" name="supuploaddocument" enctype="multipart/form-data">
+        <fieldset id="uploadsuppdocform" style="display: none;" />
+        <legend>$lt{'upfi'}</legend>
+	<input type="hidden" name="active" value="ee" />	
+	$fileupload
+	<br />
+	<br />
+	<span class="LC_nobreak">
+	$checkbox
+	</span>
+	<br /><br />
+	$lt{'comment'}:<br />
+	<textarea cols="50" rows="4" name="comment"></textarea>
+	<br />
+	$pathitem
+	<input type="hidden" name="cmd" value="upload_supplemental" />
+        <input type='submit' value="$lt{'upld'}" />
+        </form>
+SUPDOCFORM
+
+	my $supnewfolderform=(<<SNFFORM);
+	<form action="/adm/coursedocs" method="post" name="supnewfolder">
+	<input type="hidden" name="active" value="ee" />
+        $pathitem
+	<input type="hidden" name="importdetail" value="" />
+	<a class="LC_menubuttons_link" href="javascript:makenewfolder(document.supnewfolder,'$folderseq');">$lt{'newf'}</a> 
+	$help{'Adding_Folders'}
+	</form>
+SNFFORM
+	
+        my $supextform =
+            &Apache::lonextresedit::extedit_form(1,0,undef,undef,$pathitem,
+                                                 $help{'Adding_External_Resource'});
+
+	my $supnewsylform=(<<SNSFORM);
+	<form action="/adm/coursedocs" method="post" name="supnewsyl">
+	<input type="hidden" name="active" value="ff" />
+        $pathitem
+	<input type="hidden" name="importdetail" 
+	value="Syllabus=/public/$coursedom/$coursenum/syllabus" />
+	<a class="LC_menubuttons_link" href="javascript:document.supnewsyl.submit()">$lt{'syll'}</a>
+	$help{'Syllabus'}
+	</form>
+SNSFORM
+
+	my $supnewaboutmeform=(<<SNAMFORM);
+	<form action="/adm/coursedocs" method="post" name="supnewaboutme">
+	<input type="hidden" name="active" value="ff" />
+        $pathitem
+	<input type="hidden" name="importdetail" 
+	value="$plainname=/adm/$udom/$uname/aboutme" />
+	<a class="LC_menubuttons_link" href="javascript:document.supnewaboutme.submit()">$lt{'mypi'}</a>
+	$help{'My Personal Information Page'}
+	</form>
+SNAMFORM
+
+
+my @specialdocs = (
+		{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/syllabus.png" alt="'.$lt{syll}.'" onclick="document.supnewsyl.submit()" />'
+            =>$supnewsylform},
+		{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/myaboutme.png" alt="'.$lt{mypi}.'" onclick="document.supnewaboutme.submit()" />'
+            =>$supnewaboutmeform},
+		);
+my @supimportdoc = (
+		{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/extres.png" alt="'.$lt{extr}.'" onclick="toggleUpload(\'suppext\')" />'
+            =>$supextform},
+                {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/pdfupload.png" alt="'.$lt{upl}.'" onclick="javascript:toggleUpload(\'suppdoc\');" />'
+            =>$supupdocform},
+                   );
+
+$supupdocform =  &create_form_ul(&create_list_elements(@supimportdoc));
+my %suporderhash = (
+		'00' => ['Supnewfolder', $supnewfolderform],
+                'ee' => ['Import Content',$supupdocform],
+                'ff' => ['Special Documents',&create_form_ul(&create_list_elements(@specialdocs))]
+                );
+        if ($supplementalflag) {
+           my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
+                               $supplementalflag,\%suporderhash,$iconpath,$pathitem);
+           if ($error) {
+              $r->print('<p><span class="LC_error">'.$error.'</span></p>');
+           }
+        }
+    } elsif ($supplementalflag) {
+        my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
+                            $supplementalflag,'',$iconpath,$pathitem);
+        if ($error) {
+            $r->print('<p><span class="LC_error">'.$error.'</span></p>');
+        }
+    }
+
+    if ($needs_end) {
+        $r->print(&endContentScreen());
+    }
+
+    if ($allowed) {
+	$r->print('
+<form method="post" name="extimport" action="/adm/coursedocs">
+  <input type="hidden" name="title" />
+  <input type="hidden" name="url" />
+  <input type="hidden" name="useform" />
+  <input type="hidden" name="residx" />
+</form>');
+    }
+  } elsif ($showdoc) {
+# -------------------------------------------------------- This is showdoc mode
+      $r->print("<h1>".&mt('Uploaded Document').' - '.
+		&Apache::lonnet::gettitle($r->uri).'</h1><p class="LC_warning">'.
+&mt('It is recommended that you use an up-to-date virus scanner before handling this file.')."</p><table>".
+                &entryline(0,&mt("Click to download or use your browser's Save Link function"),$showdoc).'</table>');
+  }
+ }
+ $r->print(&Apache::loncommon::end_page());
+ return OK;
+}
+
+sub embedded_form_elems {
+    my ($phase,$primaryurl,$newidx) = @_;
+    my $folderpath = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
+    return <<STATE;
+    <input type="hidden" name="folderpath" value="$folderpath" />
+    <input type="hidden" name="cmd" value="upload_embedded" />
+    <input type="hidden" name="newidx" value="$newidx" />
+    <input type="hidden" name="phase" value="$phase" />
+    <input type="hidden" name="primaryurl" value="$primaryurl" />
+STATE
+}
+
+sub embedded_destination {
+    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 .= $env{'form.newidx'};
+    my $dir_root = '/userfiles';
+    return ($destination,$dir_root);
+}
+
+sub return_to_editor {
+    my $actionurl = '/adm/coursedocs';
+    return '<p><form name="backtoeditor" method="post" action="'.$actionurl.'" />'."\n". 
+           '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" /></form>'."\n".
+           '<a href="javascript:document.backtoeditor.submit();">'.&mt('Return to Editor').
+           '</a></p>';
+}
+
+sub decompression_info {
+    my ($destination,$dir_root) = &embedded_destination();
+    my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'};
+    my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'};
+    my $container='sequence';
+    my ($pathitem,$hiddenelem);
+    my @hiddens = ('newidx','comment','position');
+    if ($env{'form.pagepath'}) {
+        $container='page';
+        $pathitem = 'pagepath';
+    } else {
+        $pathitem = 'folderpath';
+    }
+    unshift(@hiddens,$pathitem);
+    foreach my $item (@hiddens) {
+        if ($env{'form.'.$item}) {
+            $hiddenelem .= '<input type="hidden" name="'.$item.'" value="'.
+                           $env{'form.'.$item}.'" />'."\n";
+        }
+    }
+    return ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,
+            $hiddenelem);
+}
+
+sub decompression_phase_one {
+    my ($dir,$file,$warning,$error,$output);
+    my ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,$hiddenelem)=
+        &decompression_info();
+    if ($env{'form.archiveurl'} !~ m{^/uploaded/\Q$docudom/$docuname/\E(?:docs|supplemental)/(?:default|\d+).*/([^/]+)$}) {
+        $error = &mt('Archive file "[_1]" not in the expected location.',$env{'form.archiveurl'});
+    } else {
+        my $file = $1;
+        $output = 
+            &Apache::loncommon::process_decompression($docudom,$docuname,$file,
+                                                      $destination,$dir_root,
+                                                      $hiddenelem);
+        if ($env{'form.autoextract_camtasia'}) {
+            $output .= &remove_archive($docudom,$docuname,$container);
+        }
+    }
+    if ($error) {
+        $output .= '<p class="LC_error">'.&mt('Not extracted.').'<br />'.
+                   $error.'</p>'."\n";
+    }
+    if ($warning) {
+        $output .= '<p class="LC_warning">'.$warning.'</p>'."\n";
+    }
+    return $output;
+}
+
+sub decompression_phase_two {
+    my ($destination,$dir_root,$londocroot,$docudom,$docuname,$container,$hiddenelem)=
+        &decompression_info();
+    my $output;
+    if ($env{'form.archivedelete'}) {
+        $output = &remove_archive($docudom,$docuname,$container);
+    }
+    $output .= 
+        &Apache::loncommon::process_extracted_files('coursedocs',$docudom,$docuname,
+                                                    $destination,$dir_root,$hiddenelem);
+    return $output;
+}
+
+sub remove_archive {
+    my ($docudom,$docuname,$container) = @_;
+    my $map = $env{'form.folder'}.'.'.$container;
+    my ($output,$delwarning,$delresult,$url);
+    my ($errtext,$fatal) = &mapread($docuname,$docudom,$map);
+    if ($fatal) {
+        if ($container eq 'page') {
+            $delwarning = &mt('An error occurred retrieving the contents of the current page.');
+        } else {
+            $delwarning = &mt('An error occurred retrieving the contents of the current folder.');
+        }
+        $delwarning .= &mt('As a result the archive file has not been removed.');
+    } else {
+        my $currcmd = $env{'form.cmd'};
+        my $position = $env{'form.position'};
+        if ($position > 0) { 
+            $env{'form.cmd'} = 'del_'.$position;
+            my ($title,$url,@rrest) = 
+                split(/:/,$LONCAPA::map::resources[$LONCAPA::map::order[$position]]);
+            if (&handle_edit_cmd($docuname,$docudom)) {
+                ($errtext,$fatal) = &storemap($docuname,$docudom,$map,1);
+                if ($fatal) {
+                    if ($container eq 'page') {
+                        $delwarning = &mt('An error occurred updating the contents of the current page.');
+                    } else {
+                        $delwarning = &mt('An error occurred updating the contents of the current folder.');
+                    }
+                } else {
+                    $delresult = &mt('Archive file removed.');
+                }
+            }
+        }
+        $env{'form.cmd'} = $currcmd;
+    }
+    if ($delwarning) {
+        $output = '<p class="LC_warning">'.
+                   $delwarning.
+                   '</p>';
+    }
+    if ($delresult) {
+        $output .= '<p class="LC_info">'.
+                   $delresult.
+                   '</p>';
+    }
+    return $output;
+}
+
+sub generate_admin_menu {
+    my ($crstype) = @_;
+    my $lc_crstype = lc($crstype);
+    my ($home,$other,%outhash)=&authorhosts();
+    my %lt=&Apache::lonlocal::texthash (
+                                         'vc'   => 'Verify Content',
+                                         'cv'   => 'Check/Set Resource Versions',
+                                         'ls'   => 'List Resource Identifiers',
+                                         'imse' => 'Export contents to IMS Archive',
+                                         'dcd'  => "Dump $crstype Content to Authoring Space",
+                                       );
+    my ($candump,$dumpurl);
+    if ($home + $other > 0) {
+        $candump = 'F';
+        if ($home) {
+            $dumpurl = "javascript:injectData(document.courseverify,'dummy','dumpcourse','$lt{'dcd'}')";
+        } else {
+            my @hosts;
+            foreach my $aurole (keys(%outhash)) {
+                unless(grep(/^\Q$outhash{$aurole}\E/,@hosts)) {
+                    push(@hosts,$outhash{$aurole});
+                }  
+            }
+            if (@hosts == 1) {
+                my $switchto = '/adm/switchserver?otherserver='.$hosts[0].
+                               '&amp;role='.
+                               &HTML::Entities::encode($env{'request.role'},'"<>&').'&amp;origurl='.
+                               &HTML::Entities::encode('/adm/coursedocs?dumpcourse=1','"<>&');
+                $dumpurl = "javascript:dump_needs_switchserver('$switchto')";
+            } else {
+                $dumpurl = "javascript:choose_switchserver_window()";
+            }
+        }
+    }
+    my @menu=
+        ({  categorytitle=>'Administration',
+            items =>[
+                {   linktext   => $lt{'vc'},
+                    url        => "javascript:injectData(document.courseverify,'dummy','verify','$lt{'vc'}')",
+                    permission => 'F',
+                    help       => 'Verify_Content',
+                    icon       => 'verify.png',
+                    linktitle  => 'Verify contents can be retrieved/rendered',
+                },
+                {   linktext => $lt{'cv'},
+                    url => "javascript:injectData(document.courseverify,'dummy','versions','$lt{'cv'}')",
+                    permission => 'F',
+                    help       => 'Check_Resource_Versions',
+                    icon       => 'resversion.png',
+                    linktitle  => "View version information for resources in your $lc_crstype, and fix/unfix use of specific versions",
+                },
+                {   linktext   => $lt{'ls'},
+                    url        => "javascript:injectData(document.courseverify,'dummy','listsymbs','$lt{'ls'}')",
+                    permission => 'F',
+                    #help => '',
+                    icon       => 'symbs.png',
+                    linktitle  => "List the unique identifier used for each resource instance in your $lc_crstype"
+                },
+                ]
+        },
+        {   categorytitle=>'Export',
+            items =>[
+                {   linktext   => $lt{'imse'},
+                    url => "javascript:injectData(document.courseverify,'dummy','exportcourse','$lt{'imse'}')",
+                    permission => 'F',
+                    help       => 'Docs_Export_Course_Docs',
+                    icon       => 'imsexport.png',
+                    linktitle  => $lt{'imse'},
+                },
+                {   linktext   => $lt{'dcd'},
+                    url        => $dumpurl,
+                    permission => $candump,
+                    #help => '',
+                    icon       => 'dump.png',
+                    linktitle  => $lt{'dcd'},
+                },
+                ]
+        });
+    return '<form action="/adm/coursedocs" method="post" name="courseverify">'."\n".
+           '<input type="hidden" id="dummy" />'."\n".
+           &Apache::lonhtmlcommon::generate_menu(@menu)."\n".
+           '</form>';
+}
+
+sub generate_edit_table {
+    my ($tid,$orderhash_ref,$to_show,$iconpath,$jumpto,$readfile) = @_;
+    return unless(ref($orderhash_ref) eq 'HASH');
+    my %orderhash = %{$orderhash_ref};
+    my $form;
+    my $activetab;
+    my $active;
+    if($env{'form.active'} ne ''){
+        $activetab = $env{'form.active'};
+    }
+    my $backicon = $iconpath.'clickhere.gif';
+    my $backtext = &mt('To Overview');
+    $form = '<div class="LC_Box" style="margin:0;">'.
+            '<ul id="navigation'.$tid.'" class="LC_TabContent">'."\n".
+            '<li class="goback">'.
+            '<a href="javascript:toContents('."'$jumpto'".');">'.
+            '<img src="'.$backicon.'" class="LC_icon" style="border: none; vertical-align: top;"'.
+            '  alt="'.$backtext.'" />'.$backtext.'</a></li>'."\n".
+            '<li>'.
+            '<a href="javascript:groupopen('."'$readfile'".',1);">'.
+            &mt('Undo Delete').'</a></li>'."\n";
+    if ($env{'form.docslog'}) {
+        $form .= '<li class="active">';
+    } else {
+        $form .= '<li>';
+    }
+    $form .= '<a href="javascript:toggleHistoryDisp(1);">'.
+             &mt('History').'</a></li>'."\n";
+    if ($env{'form.docslog'}) {
+        $form .= '<li><a href="javascript:toggleHistoryDisp(0);">'.
+                 &mt('Edit').'</a></li>'."\n";
+    }
+    foreach my $name (reverse(sort(keys(%orderhash)))) {
+        if($name ne '00'){
+            if($activetab eq '' || $activetab ne $name){
+               $active = '';
+            }elsif($activetab eq $name){
+               $active = 'class="active"';
+            }
+            $form .= '<li style="float:right" '.$active
+                .' onclick="javascript:showPage(this, \''.$name.$tid.'\', \'navigation'.$tid.'\',\'content'.$tid.'\');"><a href="javascript:;"><b>'.&mt(${$orderhash{$name}}[0]).'</b></a></li>'."\n";
+        } else {
+	    $form .= '<li '.$active.' style="float:right">'.${$orderhash{$name}}[1].'</li>'."\n";
+
+	}
+    }
+    $form .= '</ul>'."\n";
+    $form .= '<div id="content'.$tid.'" style="padding: 0 0; margin: 0 0; overflow: hidden; clear:right">'."\n";
+
+    if ($to_show ne '') {
+        $form .= '<div style="padding:0;margin:0;float:left">'.$to_show.'</div>'."\n";
+    }
+    foreach my $field (keys(%orderhash)){
+	if($field ne '00'){
+            if($activetab eq '' || $activetab ne $field){
+                $active = 'style="display: none;float:left"';
+            }elsif($activetab eq $field){
+                $active = 'style="display:block;float:left"';
+            }
+            $form .= '<div id="'.$field.$tid.'"'
+                    .' class="LC_ContentBox" '.$active.'>'.${$orderhash{$field}}[1]
+                    .'</div>'."\n";
+        }
+    }
+    unless ($env{'form.docslog'}) {
+        $form .= '</div></div>'."\n";
+    }
+    return $form;
+}
+
+sub editing_js {
+    my ($udom,$uname,$supplementalflag) = @_;
+    my $now = time();
+    my %lt = &Apache::lonlocal::texthash(
+                                          p_mnf => 'Name of New Folder',
+                                          t_mnf => 'New Folder',
+                                          p_mnp => 'Name of New Page',
+                                          t_mnp => 'New Page',
+                                          p_mxu => 'Title for the External Score',
+                                          p_msp => 'Name of Simple Course Page',
+                                          p_msb => 'Title for the Problem',
+                                          p_mdb => 'Title for the Drop Box',
+                                          p_mbb => 'Title for the Discussion Board',
+                                          p_mab => "Enter user:domain for User's Personal Information Page",
+                                          p_mab2 => 'Personal Information Page of ',
+                                          p_mab_alrt1 => 'Not a valid user:domain',
+                                          p_mab_alrt2 => 'Please enter both user and domain in the format user:domain',
+                                          p_chn => 'New Title',
+                                          p_rmr1 => 'WARNING: Removing a resource makes associated grades and scores inaccessible!',
+                                          p_rmr2a => 'Remove[_99]',
+                                          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.',
+                                          p_ctr2a => 'Cut[_98]',
+                                          p_ctr2b => '?[_98]',
+                                          rpck    => 'Enter number to pick (e.g., 3)',
+                                          imsfile => 'You must choose an IMS package for import',
+                                          imscms  => 'You must select which Course Management System was the source of the IMS package',
+                                          invurl  => 'Invalid URL',
+                                          titbl   => 'Title is blank',
+                                        );
+
+    my $crstype = &Apache::loncommon::course_type();
+    my $docs_folderpath = &HTML::Entities::encode($env{'environment.internal.'.$env{'request.course.id'}.'.docs_folderpath.folderpath'},'<>&"');
+    my $docs_pagepath = &HTML::Entities::encode($env{'environment.internal.'.$env{'request.course.id'}.'.docs_folderpath.pagepath'},'<>&"');
+    my $main_container_page;
+    if ($docs_folderpath eq '') {
+        if ($docs_pagepath ne '') {
+            $main_container_page = 1;
+        }
+    }
+    my $toplevelmain = 'default&Main%20'.$crstype.'%20Documents';
+    my $toplevelsupp = &supplemental_base();
+
+    my $backtourl = '/adm/navmaps';
+    if ($supplementalflag) {
+        $backtourl = '/adm/supplemental';
+    }
+
+    my $fieldsets = "'ext','doc','ims'";
+    if ($supplementalflag) {
+        $fieldsets = "'suppext','suppdoc'";
+    }
+
+    return <<ENDNEWSCRIPT;
+function makenewfolder(targetform,folderseq) {
+    var foldername=prompt('$lt{"p_mnf"}','$lt{"t_mnf"}');
+    if (foldername) {
+       targetform.importdetail.value=escape(foldername)+"="+folderseq;
+        targetform.submit();
+    }
+}
+
+function makenewpage(targetform,folderseq) {
+    var pagename=prompt('$lt{"p_mnp"}','$lt{"t_mnp"}');
+    if (pagename) {
+        targetform.importdetail.value=escape(pagename)+"="+folderseq;
+        targetform.submit();
+    }
+}
+
+function makeexamupload() {
+   var title=prompt('$lt{"p_mxu"}');
+   if (title) {
+    this.document.forms.newexamupload.importdetail.value=
+	escape(title)+'=/res/lib/templates/examupload.problem';
+    this.document.forms.newexamupload.submit();
+   }
+}
+
+function makesmppage() {
+   var title=prompt('$lt{"p_msp"}');
+   if (title) {
+    this.document.forms.newsmppg.importdetail.value=
+	escape(title)+'=/adm/$udom/$uname/$now/smppg';
+    this.document.forms.newsmppg.submit();
+   }
+}
+
+function makesmpproblem() {
+   var title=prompt('$lt{"p_msb"}');
+   if (title) {
+    this.document.forms.newsmpproblem.importdetail.value=
+	escape(title)+'=/res/lib/templates/simpleproblem.problem';
+    this.document.forms.newsmpproblem.submit();
+   }
+}
+
+function makedropbox() {
+   var title=prompt('$lt{"p_mdb"}');
+   if (title) {
+    this.document.forms.newdropbox.importdetail.value=
+        escape(title)+'=/res/lib/templates/DropBox.problem';
+    this.document.forms.newdropbox.submit();
+   }
+}
+
+function makebulboard() {
+   var title=prompt('$lt{"p_mbb"}');
+   if (title) {
+    this.document.forms.newbul.importdetail.value=
+	escape(title)+'=/adm/$udom/$uname/$now/bulletinboard';
+    this.document.forms.newbul.submit();
+   }
+}
+
+function makeabout() {
+   var user=prompt("$lt{'p_mab'}");
+   if (user) {
+       var comp=new Array();
+       comp=user.split(':');
+       if ((typeof(comp[0])!=undefined) && (typeof(comp[1])!=undefined)) {
+	   if ((comp[0]) && (comp[1])) {
+	       this.document.forms.newaboutsomeone.importdetail.value=
+		   '$lt{"p_mab2"}'+escape(user)+'=/adm/'+comp[1]+'/'+comp[0]+'/aboutme';
+       this.document.forms.newaboutsomeone.submit();
+   } else {
+       alert("$lt{'p_mab_alrt1'}");
+   }
+} else {
+   alert("$lt{'p_mab_alrt2'}");
+}
+}
+}
+
+function toggleUpload(caller) {
+    var blocks = Array($fieldsets);
+    for (var i=0; i<blocks.length; i++) {
+        var disp = 'none';
+        if (caller == blocks[i]) {
+            var curr = document.getElementById('upload'+caller+'form').style.display;
+            if (curr == 'none') {
+                disp='block';
+            }
+        }
+        document.getElementById('upload'+blocks[i]+'form').style.display=disp;
+    }
+    resize_scrollbox('contentscroll','1','1');
+    return;
+}
+
+function toggleMap() {
+    var disp = 'none';
+    if (document.getElementById('importmapform')) {
+        var curr = document.getElementById('importmapform').style.display;
+        if (curr == 'none') {
+            disp='block';
+        }
+        document.getElementById('importmapform').style.display=disp;
+        resize_scrollbox('contentscroll','1','1');
+    }
+    return;
+}
+
+function makeims(imsform) {
+    if ((imsform.uploaddoc.value == '')  || (!imsform.uploaddoc.value)) {
+        alert("$lt{'imsfile'}");
+        return;
+    }
+    if (imsform.source.selectedIndex == 0) {
+        alert("$lt{'imscms'}");
+        return;
+    }
+    newWindow = window.open('', 'IMSimport',"HEIGHT=700,WIDTH=750,scrollbars=yes");
+    imsform.submit();
+}
+
+function changename(folderpath,index,oldtitle,container,pagesymb) {
+var title=prompt('$lt{"p_chn"}',oldtitle);
+if (title) {
+this.document.forms.renameform.markcopy.value=-1;
+this.document.forms.renameform.title.value=title;
+this.document.forms.renameform.cmd.value='rename_'+index;
+if (container == 'sequence') {
+    this.document.forms.renameform.folderpath.value=folderpath;
+}
+if (container == 'page') {
+    this.document.forms.renameform.pagepath.value=folderpath;
+    this.document.forms.renameform.pagesymb.value=pagesymb;
+}
+this.document.forms.renameform.submit();
+}
+}
+
+function removeres(folderpath,index,oldtitle,container,pagesymb,skip_confirm) {
+if (skip_confirm || confirm('$lt{"p_rmr1"}\\n\\n$lt{"p_rmr2a"} "'+oldtitle+'" $lt{"p_rmr2b"}')) {
+this.document.forms.renameform.markcopy.value=-1;
+this.document.forms.renameform.cmd.value='del_'+index;
+if (container == 'sequence') {
+    this.document.forms.renameform.folderpath.value=folderpath;
+}
+if (container == 'page') {
+    this.document.forms.renameform.pagepath.value=folderpath;
+    this.document.forms.renameform.pagesymb.value=pagesymb;
+}
+this.document.forms.renameform.submit();
+}
+}
+
+function cutres(folderpath,index,oldtitle,container,pagesymb,folder,skip_confirm) {
+if (skip_confirm || confirm('$lt{"p_ctr1a"}\\n$lt{"p_ctr1b"}\\n\\n$lt{"p_ctr2a"} "'+oldtitle+'" $lt{"p_ctr2b"}')) {
+this.document.forms.renameform.cmd.value='cut_'+index;
+this.document.forms.renameform.markcopy.value=index;
+this.document.forms.renameform.copyfolder.value=folder+'.'+container;
+if (container == 'sequence') {
+    this.document.forms.renameform.folderpath.value=folderpath;
+}
+if (container == 'page') {
+    this.document.forms.renameform.pagepath.value=folderpath;
+    this.document.forms.renameform.pagesymb.value=pagesymb;
+}
+this.document.forms.renameform.submit();
+}
+}
+
+function markcopy(folderpath,index,oldtitle,container,pagesymb,folder) {
+this.document.forms.renameform.markcopy.value=index;
+this.document.forms.renameform.copyfolder.value=folder+'.'+container;
+if (container == 'sequence') {
+this.document.forms.renameform.folderpath.value=folderpath;
+}
+if (container == 'page') {
+this.document.forms.renameform.pagepath.value=folderpath;
+this.document.forms.renameform.pagesymb.value=pagesymb;
+}
+this.document.forms.renameform.submit();
+}
+
+function updatePick(targetform,index,caller) {
+    var pickitem = document.getElementById('rpick_'+index);
+    var picknumitem = document.getElementById('rpicknum_'+index);
+    if (pickitem.checked) {
+        var picknum=prompt('$lt{"rpck"}',picknumitem.value);
+        if (picknum == '' || picknum == null) {
+            if (caller == 'check') {
+                pickitem.checked=false;
+                return;
+            }
+        } else {
+            picknum.toString();
+            var regexdigit=/^\\d+\$/;
+            if (regexdigit.test(picknum)) {
+                picknumitem.value = picknum;
+                targetform.changeparms.value='randompick';
+                targetform.submit();
+            } else {
+                if (caller == 'check') {
+                    pickitem.checked=false;
+                }
+                return;
+            }
+        }
+    } else {
+        picknumitem.value = 0;
+        targetform.changeparms.value='randompick';
+        targetform.submit();
+    }
+}
+
+function unselectInactive(nav) {
+currentNav = document.getElementById(nav);
+currentLis = currentNav.getElementsByTagName('LI');
+for (i = 0; i < currentLis.length; i++) {
+        if (currentLis[i].className == 'goback') {
+            currentLis[i].className = 'goback';
+        } else {
+	    if (currentLis[i].className == 'right active' || currentLis[i].className == 'right') {
+		currentLis[i].className = 'right';
+	    } else {
+		currentLis[i].className = 'i';
+	    }
+        }
+}
+}
+
+function hideAll(current, nav, data) {
+unselectInactive(nav);
+if(current.className == 'right'){
+	current.className = 'right active'
+	}else{
+	current.className = 'active';
+}
+currentData = document.getElementById(data);
+currentDivs = currentData.getElementsByTagName('DIV');
+for (i = 0; i < currentDivs.length; i++) {
+	if(currentDivs[i].className == 'LC_ContentBox'){
+		currentDivs[i].style.display = 'none';
+	}
+}
+}
+
+function openTabs(pageId) {
+	tabnav = document.getElementById(pageId).getElementsByTagName('UL');	
+	if(tabnav.length > 2 ){
+		currentNav = document.getElementById(tabnav[1].id);
+		currentLis = currentNav.getElementsByTagName('LI');
+		for(i = 0; i< currentLis.length; i++){
+			if(currentLis[i].className == 'active') {
+				funcString = currentLis[i].onclick.toString();
+				tab = funcString.split('"');
+                                if(tab.length < 2) {
+                                   tab = funcString.split("'");
+                                }
+				currentData = document.getElementById(tab[1]);
+        			currentData.style.display = 'block';
+			}	
+		}
+	}
+}
+
+function showPage(current, pageId, nav, data) {
+	hideAll(current, nav, data);
+	openTabs(pageId);
+	unselectInactive(nav);
+	current.className = 'active';
+	currentData = document.getElementById(pageId);
+	currentData.style.display = 'block';
+        activeTab = pageId;
+        toggleUpload();
+        toggleMap();
+        if (nav == 'mainnav') {
+            var storedpath = "$docs_folderpath";
+            if (storedpath == '') {
+                storedpath = "$docs_pagepath";
+            }
+            var storedpage = "$main_container_page";
+            var reg = new RegExp("^supplemental");
+            if (pageId == 'mainCourseDocuments') {
+                if (storedpage == 1) {
+                    document.simpleedit.folderpath.value = '';
+                    document.uploaddocument.folderpath.value = '';
+                } else {
+                    if (reg.test(storedpath)) {
+                        document.simpleedit.folderpath.value = '$toplevelmain';
+                        document.uploaddocument.folderpath.value = '$toplevelmain';
+                        document.newext.folderpath.value = '$toplevelmain';
+                    } else {
+                        document.simpleedit.folderpath.value = storedpath;
+                        document.uploaddocument.folderpath.value = storedpath;
+                        document.newext.folderpath.value = storedpath;
+                    }
+                }
+            } else {
+                if (reg.test(storedpath)) {
+                    document.simpleedit.folderpath.value = storedpath;
+                    document.supuploaddocument.folderpath.value = storedpath;
+                    document.supnewext.folderpath.value = storedpath;
+                } else {
+                    document.simpleedit.folderpath.value = '$toplevelsupp';
+                    document.supuploaddocument.folderpath.value = '$toplevelsupp';
+                    document.supnewext.folderpath.value = '$toplevelsupp';
+                }
+            }
+        }
+        resize_scrollbox('contentscroll','1','0');
+	return false;
+}
+
+function toContents(jumpto) {
+    var newurl = '$backtourl';
+    if (jumpto != '') {
+        newurl = newurl+'?postdata='+jumpto;
+;
+    }
+    location.href=newurl;
+}
+
+ENDNEWSCRIPT
+}
+
+sub history_tab_js {
+    return <<"ENDHIST";
+function toggleHistoryDisp(choice) {
+    document.docslogform.docslog.value = choice;
+    document.docslogform.submit();
+    return;
+}
+
+ENDHIST
+}
+
+sub inject_data_js {
+    return <<ENDINJECT;
+
+function injectData(current, hiddenField, name, value) {
+        currentElement = document.getElementById(hiddenField);
+        currentElement.name = name;
+        currentElement.value = value;
+        current.submit();
+}
+
+ENDINJECT
+}
+
+sub dump_switchserver_js {
+    my @hosts = @_;
+    my %lt = &Apache::lonlocal::texthash(
+        dump => 'Dumping to Authoring Space requires switching server.',
+        swit => 'Switch server?',
+        duco => 'Dump content to Authoring Space',
+        yone => 'You need to switch to a server housing an Authoring Space for which you are author or co-author.',
+        chos => 'Choose server',
+    );
+    my $role = $env{'request.role'};
+    my $js = <<"ENDSWJS";
+<script type="text/javascript">
+function write_switchserver() {
+    var server;
+    if (document.setserver.posshosts.length > 0) {
+        for (var i=0; i<document.setserver.posshosts.length; i++) {
+            if (document.setserver.posshosts[i].checked) {
+                server = document.setserver.posshosts[i].value;
+            }
+       }
+       opener.document.location.href="/adm/switchserver?otherserver="+server+"&role=$role&origurl=/adm/coursedocs";
+    }
+    window.close();
+}
+</script>
+
+ENDSWJS
+
+    my $startpage = &Apache::loncommon::start_page('Choose server',$js,
+                                                   {'only_body' => 1,
+                                                    'js_ready'  => 1,});
+    my $endpage = &Apache::loncommon::end_page({'js_ready'  => 1});
+
+    my $hostpicker;
+    my $count = 0;
+    foreach my $host (sort(@hosts)) {
+        my $checked;
+        if ($count == 0) {
+            $checked = ' checked="checked"';
+        }
+        $hostpicker .= '<label><input type="radio" name="posshosts" value="'.
+                       $host.'"'.$checked.' />'.$host.'</label>&nbsp;&nbsp;';
+        $count++;
+    }
+    
+    return <<"ENDSWITCHJS";
+
+function dump_needs_switchserver(url) {
+    if (url!='' && url!= null) {
+        if (confirm("$lt{'dump'}\\n$lt{'swit'}")) {
+            go(url);
+        }
+    }
+    return;
+}
+
+function choose_switchserver_window() {
+    newWindow = window.open('','ChooseServer','height=400,width=500,scrollbars=yes')
+    newWindow.document.open();
+    newWindow.document.writeln('$startpage');
+    newWindow.document.write('<h3>$lt{'duco'}<\\/h3>\\n'+
+       '<p>$lt{'yone'}<\\/p>\\n'+
+       '<div class="LC_left_float"><fieldset><legend>$lt{'chos'}<\\/legend>\\n'+
+       '<form name="setserver" method="post" action="" \\/>\\n'+
+       '$hostpicker\\n'+
+       '<br \\/><br \\/>\\n'+
+       '<input type="button" name="makeswitch" value="$lt{'swit'}" '+
+       'onclick="write_switchserver();" \\/>\\n'+
+       '<\\/form><\\/fieldset><\\/div><br clear="all" \\/>\\n');
+    newWindow.document.writeln('$endpage');
+    newWindow.document.close();
+    newWindow.focus();
+}
+
+ENDSWITCHJS
+}
+
+sub makedocslogform {
+    my ($formelems,$docslog) = @_;
+    return <<"LOGSFORM";
+ <form action="/adm/coursedocs" method="post" name="docslogform">
+   <input type="hidden" name="docslog" value="$docslog" />
+   $formelems
+ </form>
+LOGSFORM
+}
+
+sub makesimpleeditform {
+    my ($formelems) = @_;
+    return <<"SIMPFORM";
+ <form name="simpleedit" method="post" action="/adm/coursedocs">
+   <input type="hidden" name="importdetail" value="" />
+   $formelems
+ </form>
+SIMPFORM
+}
 
 1;
 __END__
+
+
+=head1 NAME
+
+Apache::londocs.pm
+
+=head1 SYNOPSIS
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+=head1 SUBROUTINES
+
+=over
+
+=item %help=()
+
+Available help topics
+
+=item mapread()
+
+Mapread read maps into LONCAPA::map:: global arrays
+@order and @resources, determines status
+sets @order - pointer to resources in right order
+sets @resources - array with the resources with correct idx
+
+=item authorhosts()
+
+Return hash with valid author names
+
+=item clean()
+
+=item dumpcourse()
+
+    Actually dump course
+
+=item group_import()
+
+    Imports the given (name, url) resources into the course
+    coursenum, coursedom, and folder must precede the list
+
+=item breadcrumbs()
+
+=item log_docs()
+
+=item docs_change_log()
+
+=item update_paste_buffer()
+
+=item print_paste_buffer()
+
+=item do_paste_from_buffer()
+
+=item get_newmap_url()
+
+=item dbcopy()
+
+=item uniqueness_check()
+
+=item contained_map_check()
+
+=item reinit_role()
+
+=item url_paste_fixups()
+
+=item apply_fixups()
+
+=item copy_dependencies()
+
+=item update_parameter()
+
+=item handle_edit_cmd()
+
+=item editor()
+
+=item process_file_upload()
+
+=item process_secondary_uploads()
+
+=item is_supplemental_title()
+
+=item entryline()
+
+=item tiehash()
+
+=item untiehash()
+
+=item checkonthis()
+
+check on this
+
+=item verifycontent()
+
+Verify Content
+
+=item devalidateversioncache() & checkversions()
+
+Check Versions
+
+=item mark_hash_old()
+
+=item is_hash_old()
+
+=item changewarning()
+
+=item init_breadcrumbs()
+
+Breadcrumbs for special functions
+
+=item create_list_elements()
+
+=item create_form_ul()
+
+=item startContentScreen() 
+
+=item endContentScreen()
+
+=item supplemental_base()
+
+=item embedded_form_elems()
+
+=item embedded_destination()
+
+=item return_to_editor()
+
+=item decompression_info()
+
+=item decompression_phase_one()
+
+=item decompression_phase_two()
+
+=item remove_archive()
+
+=item generate_admin_menu()
+
+=item generate_edit_table()
+
+=item editing_js()
+
+=item history_tab_js()
+
+=item inject_data_js()
+
+=item dump_switchserver_js()
+
+=item resize_scrollbox_js()
+
+=item makedocslogform()
+
+=item makesimpleeditform()
+
+=back
+
+=cut