--- loncom/interface/londocs.pm	2011/09/10 03:18:34	1.459
+++ loncom/interface/londocs.pm	2012/03/28 12:58:42	1.479
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.459 2011/09/10 03:18:34 raeburn Exp $
+# $Id: londocs.pm,v 1.479 2012/03/28 12:58:42 goltermann Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -26,8 +26,6 @@
 # http://www.lon-capa.org/
 #
 
-
-
 package Apache::londocs;
 
 use strict;
@@ -41,6 +39,7 @@ use Apache::lonratedt();
 use Apache::lonxml;
 use Apache::lonclonecourse;
 use Apache::lonnavmaps;
+use Apache::lonnavdisplay();
 use HTML::Entities;
 use GDBM_File;
 use Apache::lonlocal;
@@ -176,7 +175,7 @@ sub dumpcourse {
 	    $newfilename=&clean($newfilename);
 	    $newfilename.='.'.$ext;
 	    my @dirs=split(/\//,$newfilename);
-	    my $path='/home/'.$ca.'/public_html';
+	    my $path=$r->dir_config('lonDocRoot')."/priv/$cd/$ca";
 	    my $makepath=$path;
 	    my $fail=0;
 	    for (my $i=0;$i<$#dirs;$i++) {
@@ -264,809 +263,12 @@ sub dumpcourse {
     }
 }
 
-
-
 sub exportbutton {
     my $crstype = &Apache::loncommon::course_type();
     return "<a class='LC_menubuttons_link' href='javascript:injectData(document.courseverify, \"dummy\", \"exportcourse\", \"".&mt('IMS Export')."\")'>".&mt('IMS Export')."</a>".
     &Apache::loncommon::help_open_topic('Docs_Export_Course_Docs').'<br />';
 }
 
-
-
-sub exportcourse {
-    my $r=shift;
-    my $crstype = &Apache::loncommon::course_type();
-    my %discussiontime = &Apache::lonnet::dump('discussiontimes',
-                                               $env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
-    my $numdisc = keys(%discussiontime);
-    my $numprobs = 0;
-    my $navmap = Apache::lonnavmaps::navmap->new();
-    if (!defined($navmap)) {
-        $r->print(&Apache::loncommon::start_page('Export '.$crstype.' to IMS Package').
-                  '<h2>'.&mt('IMS Export Failed').'</h2>'.
-                  '<div class="LC_error">');
-        if ($crstype eq 'Community') {
-            $r->print(&mt('Unable to retrieve information about community contents'));
-        } else {
-            $r->print(&mt('Unable to retrieve information about course contents'));
-        }
-        $r->print('</div><a href="/adm/coursedocs">');
-        if ($crstype eq 'Community') {
-            $r->print(&mt('Return to Community Editor'));
-        } else {
-            $r->print(&mt('Return to Course Editor'));
-        }
-        $r->print('</a>');
-        &Apache::lonnet::logthis('IMS export failed - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
-        return;
-    }
-    my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
-    my $curRes;
-    my $outcome;
-
-    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
-                                            ['finishexport']);
-    if ($env{'form.finishexport'}) {
-        &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
-                                            ['archive','discussion']);
-
-        my $format = $env{'form.format'};
-        my @exportitems = &Apache::loncommon::get_env_multiple('form.archive');
-        my @discussions = &Apache::loncommon::get_env_multiple('form.discussion');
-        if (@exportitems == 0 && @discussions == 0) {
-            $outcome = 
-                '<p class="LC_warning">'
-               .&mt('As you did not select any content items or discussions'
-                   .' for export, an IMS package has not been created.')
-               .'</p>'
-               .'<p>'
-               .&mt('Please [_1]go back[_2] to select either content items'
-                   .' or discussions for export.'
-                       ,'<a href="javascript:history.go(-1)">'
-                       ,'</a>')
-               .'</p>';
-        } else {
-            my $now = time;
-            my %symbs;
-            my $manifestok = 0;
-            my $imsresources;
-            my $tempexport;
-            my $copyresult;
-            my $testbank;
-            my $ims_manifest = &create_ims_store($now,\$manifestok,\$outcome,\$tempexport,$format,\$testbank);
-            if ($manifestok) {
-                &build_package($now,$navmap,\@exportitems,\@discussions,\$outcome,$tempexport,\$copyresult,$ims_manifest,$format,$testbank);
-                close($ims_manifest);
-
-#Create zip file in prtspool
-                my $imszipfile = '/prtspool/'.
-                $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
-                   time.'_'.rand(1000000000).'.zip';
-                my $cwd = &Cwd::getcwd();
-                my $imszip = '/home/httpd/'.$imszipfile;
-                chdir $tempexport;
-                open(OUTPUT, "zip -r $imszip *  2> /dev/null |");
-                close(OUTPUT);
-                chdir $cwd;
-                $outcome .= '<p>'
-                           .&mt('[_1]Your IMS package[_2] is ready for download.'
-                               ,'<a href="'.$imszipfile.'">','</a>')
-                           .'</p>';
-                if ($copyresult) {
-                    $outcome .= '<p class="LC_error">'
-                               .&mt('The following errors occurred during export - [_1]'
-                                   ,$copyresult)
-                               .'</p>';
-                }
-            } else {
-                $outcome = '<p class="LC_error">'
-                          .&mt('Unfortunately you will not be able to retrieve'
-                              .' an IMS archive of your course at this time,'
-                              .' because there was a problem creating a'
-                              .' manifest file.')
-                          .'</p>'
-                          .'<p><a href="javascript:history.go(-1)">'
-                          .&mt('Go Back')
-                          .'</a></p>';
-            }
-        }
-        $r->print(&Apache::loncommon::start_page('Export '.$crstype.' to IMS Package'));
-	$r->print(&Apache::lonhtmlcommon::breadcrumbs('IMS Export'));
-        $r->print($outcome);
-        $r->print(&Apache::loncommon::end_page());
-    } else {
-        my $display='<form name="exportdoc" action="" method="post">'."\n".
-                    '<p>'.
-                    &mt('Choose which items you wish to export from your '.$crstype.'.').
-                    '</p>'.
-                    '<div class="LC_columnSection"><fieldset>'.
-                    '<legend>'.&mt('Content items').'</legend>'.
-                    '<input type="button" value="'.&mt('check all').'" '.
-                    'onclick="javascript:checkAll(document.exportdoc.archive)" />'.
-                    '&nbsp;&nbsp;<input type="button" value="'.&mt('uncheck all').'"'.
-                    ' onclick="javascript:uncheckAll(document.exportdoc.archive)" /></fieldset>';
-        if ($numdisc > 0) {
-            $display .= '<fieldset>'.
-                        '<legend>'.&mt('Discussion posts').'</legend>'.
-                        '<input type="button" value="'.&mt('check all').'"'.
-                        ' onclick="javascript:checkAll(document.exportdoc.discussion)" />'.
-                        '&nbsp;&nbsp;<input type="button" value="'.&mt('uncheck all').'"'.
-                        ' onclick="javascript:uncheckAll(document.exportdoc.discussion)" />'.
-                        '</fieldset>';
-        }
-        $display .= '</div>';
-        my $curRes;
-        my $depth = 0;
-        my $count = 0;
-        my $boards = 0;
-        my $startcount = 5;
-        my %parent = ();
-        my %children = ();
-        my $lastcontainer = $startcount;
-        $display .= &Apache::loncommon::start_data_table()
-                   .&Apache::loncommon::start_data_table_header_row()
-                   .'<th>'.&mt('Export content item?').'</th>';
-        if ($numdisc > 0) {
-            $display .= '<th>'.&mt('Export discussion posts?').'</th>';
-        }
-        $display .= &Apache::loncommon::end_data_table_header_row();
-        while ($curRes = $it->next()) {
-            if (ref($curRes)) {
-                $count ++;
-            }
-            if ($curRes == $it->BEGIN_MAP()) {
-                $depth++;
-                $parent{$depth} = $lastcontainer;
-            }
-            if ($curRes == $it->END_MAP()) {
-                $depth--;
-                $lastcontainer = $parent{$depth};
-            }
-            if (ref($curRes)) {
-                my $symb = $curRes->symb();
-                my $ressymb = $symb;
-                if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
-                    unless ($ressymb =~ m|adm/wrapper/adm|) {
-                        $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
-                    }
-                }
-                my $currelem = $count+$boards+$startcount;
-                $display .= &Apache::loncommon::start_data_table_row()
-                           .'<td>'."\n"
-                           .'<input type="checkbox" name="archive" value="'.$count.'" ';
-                if (($curRes->is_sequence()) || ($curRes->is_page())) {
-                    $lastcontainer = $currelem;
-                    $display .= 'onclick="javascript:propagateCheck('."'$currelem'".')"';
-                } elsif ($curRes->is_problem()) {
-                    $numprobs ++; 
-                }
-                $display .= ' />'."\n";
-                for (my $i=0; $i<$depth; $i++) {
-                    $display .= ('<img src="/adm/lonIcons/whitespace1.gif" class="LC_docs_spacer" alt="" />' x2)."\n";
-                }
-                if ($curRes->is_sequence()) {
-                    $display .= '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" />&nbsp;'."\n";
-                } elsif ($curRes->is_page()) {
-                    $display .= '<img src="/adm/lonIcons/navmap.page.open.gif" alt="" />&nbsp;'."\n";
-                }
-                $children{$parent{$depth}} .= $currelem.':';
-                $display .= '&nbsp;'.$curRes->title().'</td>'."\n";
-
-                # Existing discussion posts?
-                if ($discussiontime{$ressymb} > 0) {
-                    $boards ++;
-                    $display .= '<td align="right">'
-                               .'<input type="checkbox" name="discussion" value="'.$count.'" />'
-                               .'</td>'."\n";
-                } elsif ($numdisc > 0) {
-                    $display .= '<td>&nbsp;</td>'."\n";
-                }
-                $display .= &Apache::loncommon::end_data_table_row();
-            }
-        }
-        $display .= &Apache::loncommon::end_data_table();
-        my $scripttag = qq|
-<script type="text/javascript">
-// <![CDATA[
-function checkAll(field) {
-    if (field.length > 0) {
-        for (i = 0; i < field.length; i++) {
-            field[i].checked = true ;
-        }
-    } else {
-        field.checked = true
-    }
-}
-
-function uncheckAll(field) {
-    if (field.length > 0) {
-        for (i = 0; i < field.length; i++) {
-            field[i].checked = false ;
-        }
-    } else {
-        field.checked = false ;
-    }
-}
-
-function propagateCheck(item) {
-    if (document.exportdoc.elements[item].checked == true) {
-        containerCheck(item)
-    }
-}
-
-function containerCheck(item) {
-    document.exportdoc.elements[item].checked = true
-    var numitems = $count + $boards + $startcount
-    var parents = new Array(numitems)
-    for (var i=$startcount; i<numitems; i++) {
-        parents[i] = new Array
-    }
-        |;
-
-        foreach my $container (sort { $a <=> $b } (keys(%children))) {
-            my @contents = split(/:/,$children{$container});
-            for (my $i=0; $i<@contents; $i ++) {
-                $scripttag .= '    parents['.$container.']['.$i.'] = '.$contents[$i]."\n";
-            }
-        }
-
-        $scripttag .= qq|
-    if (parents[item].length > 0) {
-        for (var j=0; j<parents[item].length; j++) {
-            containerCheck(parents[item][j])
-        }
-     }
-}
-// ]]>
-</script>
-        |;
-	$r->print(&Apache::loncommon::start_page('Export '.$crstype.' to IMS Package',
-						 $scripttag));
-	$r->print(&Apache::lonhtmlcommon::breadcrumbs('IMS Export'));
-        if ($numprobs > 0) {
-            $display .= '<p><span class="LC_nobreak">'.
-                        &mt('Export format for LON-CAPA problems:').
-                        '<label><input type="radio" name="format" value="xml" checked="checked" />'.
-                        '&nbsp;'.&mt('XML').'</label>'.('&nbsp;' x3).
-                        '<label><input type="radio" name="format" value="html" />'.
-                        '&nbsp;'.&mt('HTML').'</label>'.('&nbsp;' x3).
-                        '<label><input type="radio" name="format" value="plaintext" />'.
-                        '&nbsp;'.&mt('Text').'</label></span></p>';
-        }
-	$r->print($display.
-                  '<p><input type="hidden" name="finishexport" value="1" />'.
-                  '<input type="submit" name="exportcourse" value="'.
-                  &mt('Export').'" /></p></form>');
-    }
-}
-
-sub create_ims_store {
-    my ($now,$manifestok,$outcome,$tempexport,$format,$testbank) = @_;
-    $$tempexport = $Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/ims_exports';
-    my $ims_manifest;
-    if (!-e $$tempexport) {
-        mkdir($$tempexport,0700);
-    }
-    $$tempexport .= '/'.$now;
-    if (!-e $$tempexport) {
-        mkdir($$tempexport,0700);
-    }
-    $$tempexport .= '/'.$env{'user.domain'}.'_'.$env{'user.name'};
-    if (!-e $$tempexport) {
-        mkdir($$tempexport,0700);
-    }
-    if (!-e "$$tempexport/resources") {
-        mkdir("$$tempexport/resources",0700);
-    }
-# open manifest file
-    my $manifest = '/imsmanifest.xml';
-    my $manifestfilename = $$tempexport.$manifest;
-    if ($ims_manifest = Apache::File->new('>'.$manifestfilename)) {
-        $$manifestok=1;
-        print $ims_manifest
-'<?xml version="1.0" encoding="UTF-8"?>'."\n".
-'<manifest xmlns="http://www.imsglobal.org/xsd/imscp_v1p1"'.
-' xmlns:imsmd="http://www.imsglobal.org/xsd/imsmd_v1p2"'.
-' xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"'.
-' identifier="MANIFEST-'.$env{'request.course.id'}.'-'.$now.'"'.
-'  xsi:schemaLocation="http://www.imsglobal.org/xsd/imscp_v1p1imscp_v1p1.xsd'.
-'  http://www.imsglobal.org/xsd/imsmd_v1p2 imsmd_v1p2p2.xsd">'."\n".
-'  <metadata>
-    <schema></schema>
-    <imsmd:lom>
-      <imsmd:general>
-        <imsmd:identifier>'.$env{'request.course.id'}.'</imsmd:identifier>
-        <imsmd:title>
-          <imsmd:langstring xml:lang="en">'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</imsmd:langstring>
-        </imsmd:title>
-      </imsmd:general>
-    </imsmd:lom>
-  </metadata>'."\n".
-'  <organizations default="ORG-'.$env{'request.course.id'}.'-'.$now.'">'."\n".
-'    <organization identifier="ORG-'.$env{'request.course.id'}.'-'.$now.'"'.
-' structure="hierarchical">'."\n".
-'      <title>'.$env{'course.'.$env{'request.course.id'}.'.description'}.'</title>';
-        if ($format eq 'plaintext') {
-            my $testbankfilename = $$tempexport.'/testbank.txt';
-            $$testbank = Apache::File->new('>'.$testbankfilename);
-        }
-    } else {
-        $$outcome .= 'An error occurred opening the IMS manifest file.<br />'
-;
-    }
-    return $ims_manifest;
-}
-
-sub build_package {
-    my ($now,$navmap,$exportitems,$discussions,$outcome,$tempexport,$copyresult,
-        $ims_manifest,$format,$testbank) = @_;
-# first iterator to look for dependencies
-    my $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
-    my $curRes;
-    my $count = 0;
-    my $depth = 0;
-    my $lastcontainer = 0;
-    my %parent = ();
-    my @dependencies = ();
-    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
-    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-    while ($curRes = $it->next()) {
-        if (ref($curRes)) {
-            $count ++;
-        }
-        if ($curRes == $it->BEGIN_MAP()) {
-            $depth++;
-            $parent{$depth} = $lastcontainer;
-        }
-        if ($curRes == $it->END_MAP()) {
-            $depth--;
-            $lastcontainer = $parent{$depth};
-        }
-        if (ref($curRes)) {
-            if ($curRes->is_sequence() || $curRes->is_page()) {
-                $lastcontainer = $count;
-            }
-            if (grep(/^$count$/,@$exportitems)) {
-                &get_dependencies($exportitems,\%parent,$depth,\@dependencies);
-            }
-        }
-    }
-# second iterator to build manifest and store resources
-    $it = $navmap->getIterator(undef,undef,undef,1,undef,undef);
-    $depth = 0;
-    my $prevdepth;
-    $count = 0;
-    my $imsresources;
-    my $pkgdepth;
-    my $currdirpath = 'Top';
-    while ($curRes = $it->next()) {
-        if ($curRes == $it->BEGIN_MAP()) {
-            $prevdepth = $depth;
-            $depth++;
-        }
-        if ($curRes == $it->END_MAP()) {
-            $prevdepth = $depth;
-            $depth--;
-        }
-
-        if (ref($curRes)) {
-            $count ++;
-            if ((grep(/^$count$/,@$exportitems)) || (grep(/^$count$/,@dependencies))) {
-                my $symb = $curRes->symb();
-                my $isvisible = 'true';
-                my $resourceref;
-                if ($curRes->randomout()) {
-                    $isvisible = 'false';
-                }
-                unless ($curRes->is_sequence()) {
-                    $resourceref = 'identifierref="RES-'.$env{'request.course.id'}.'-'.$count.'"';
-                }
-                my $step = $prevdepth - $depth;
-                if (($step >= 0) && ($count > 1)) {
-                    while ($step >= 0) {
-                        print $ims_manifest "\n".'  </item>'."\n";
-                        $step --;
-                    }
-                }
-                $prevdepth = $depth;
-
-                my $itementry =
-              '<item identifier="ITEM-'.$env{'request.course.id'}.'-'.$count.
-              '" isvisible="'.$isvisible.'" '.$resourceref.'>'.
-              '<title>'.$curRes->title().'</title>';
-                print $ims_manifest "\n".$itementry;
-
-                if ($curRes->is_sequence()) {
-                    $currdirpath = 'Top';
-                    my $pcslist = $curRes->map_hierarchy();
-                    if ($pcslist ne '') {
-                        foreach my $pc (split(/,/,$pcslist),$curRes->map_pc()) {
-                            next if ($pc <= 1);
-                            my $res = $navmap->getByMapPc($pc);
-                            if (ref($res)) {
-                                my $encloser = $res->title();
-                                if ($encloser) {
-                                    if ($currdirpath) {
-                                        $currdirpath .= ' -> ';
-                                    }
-                                    $currdirpath .= $encloser;
-                                }
-                            }
-                        }
-                    }
-                } else {
-                    my $content_file;
-                    my @hrefs = ();
-                    &process_content($count,$curRes,$cdom,$cnum,$symb,\$content_file,\@hrefs,$copyresult,$tempexport,$format,$currdirpath,$testbank);
-                    if ($content_file) {
-                        $imsresources .= "\n".
-                     '   <resource identifier="RES-'.$env{'request.course.id'}.'-'.$count.
-                     '" type="webcontent" href="'.$content_file.'">'."\n".
-                     '       <file href="'.$content_file.'" />'."\n";
-                        foreach my $item (@hrefs) {
-                            $imsresources .=
-                     '        <file href="'.$item.'" />'."\n";
-                        }
-                        if (grep(/^$count$/,@$discussions)) {
-                            my $ressymb = $symb;
-                            my $mode;
-                            if ($ressymb =~ m|adm/($match_domain)/($match_username)/(\d+)/bulletinboard$|) {
-                                unless ($ressymb =~ m|adm/wrapper/adm|) {
-                                    $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
-                                }
-                                $mode = 'board';
-                            }
-                            my %extras = (
-                                          caller => 'imsexport',
-                                          tempexport => $tempexport.'/resources',
-                                          count => $count
-                                         );
-                            my $discresult = &Apache::lonfeedback::list_discussion($mode,undef,$ressymb,\%extras);
-                        }
-                        $imsresources .= '    </resource>'."\n";
-                    }
-                }
-                $pkgdepth = $depth;
-            }
-        }
-    }
-    while ($pkgdepth > 0) {
-        print $ims_manifest "    </item>\n";
-        $pkgdepth --;
-    }
-    my $resource_text = qq|
-    </organization>
-  </organizations>
-  <resources>
-    $imsresources
-  </resources>
-</manifest>
-    |;
-    print $ims_manifest $resource_text;
-}
-
-sub get_dependencies {
-    my ($exportitems,$parent,$depth,$dependencies) = @_;
-    if ($depth > 1) {
-        if ((!grep(/^$$parent{$depth}$/,@$exportitems)) && (!grep(/^$$parent{$depth}$/,@$dependencies))) {
-            push(@{$dependencies},$$parent{$depth});
-            if ($depth > 2) {
-                &get_dependencies($exportitems,$parent,$depth-1,$dependencies);
-            }
-        }
-    }
-}
-
-sub process_content {
-    my ($count,$curRes,$cdom,$cnum,$symb,$content_file,$href,$copyresult,$tempexport,$format,$currdirpath,$testbank) = @_;
-    my $content_type;
-    my $message;
-    my @uploads = ();
-    if ($curRes->is_sequence()) {
-        $content_type = 'sequence';
-    } elsif ($curRes->is_page()) {
-        $content_type = 'page'; # need to handle individual items in pages.
-    } elsif ($symb =~ m-public/$cdom/$cnum/syllabus$-) {
-        $content_type = 'syllabus';
-        my $contents = &Apache::imsexport::templatedpage($content_type);
-        if ($contents) {
-            $$content_file = &store_template($contents,$tempexport,$count,$content_type);
-        }
-    } elsif ($symb =~ m-\.sequence___\d+___ext-) {
-        $content_type = 'external';
-        my $title = $curRes->title;
-        my $contents =  &Apache::imsexport::external($symb,$title);
-        if ($contents) {
-            $$content_file = &store_template($contents,$tempexport,$count,$content_type);
-        }
-    } elsif ($symb =~ m-adm/navmaps$-) {
-        $content_type =  'navmap';
-    } elsif ($symb =~ m-adm/[^/]+/[^/]+/(\d+)/smppg$-) {
-        $content_type = 'simplepage';
-        my $contents = &Apache::imsexport::templatedpage($content_type,$1,$count,\@uploads);
-        if ($contents) {
-            $$content_file = &store_template($contents,$tempexport,$count,$content_type);
-        }
-    } elsif ($symb =~ m-lib/templates/simpleproblem\.problem$-) {
-        $content_type = 'simpleproblem';
-        my $contents =  &Apache::imsexport::simpleproblem($symb);
-        if ($contents) {
-            $$content_file = &store_template($contents,$tempexport,$count,$content_type);
-        }
-    } elsif ($symb =~ m-lib/templates/examupload\.problem$-) {
-        $content_type = 'examupload';
-    } elsif ($symb =~ m-adm/($match_domain)/($match_username)/(\d+)/bulletinboard$-) {
-        $content_type = 'bulletinboard';
-        my $contents =  &Apache::imsexport::templatedpage($content_type,$3,$count,\@uploads,$1,$2);
-        if ($contents) {
-            $$content_file = &store_template($contents,$tempexport,$count,$content_type);
-        }
-    } elsif ($symb =~ m-adm/([^/]+)/([^/]+)/aboutme$-) {
-        $content_type = 'aboutme';
-        my $contents =  &Apache::imsexport::templatedpage($content_type,undef,$count,\@uploads,$1,$2);
-        if ($contents) {
-            $$content_file = &store_template($contents,$tempexport,$count,$content_type);
-        }
-    } elsif ($symb =~ m-\.(sequence|page)___\d+___uploaded/$cdom/$cnum/-) {
-        $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
-    } elsif ($symb =~ m-\.(sequence|page)___\d+___([^/]+)/([^/]+)-) {
-        my $canedit = 0;
-        if ($2 eq $env{'user.domain'} && $3 eq $env{'user.name'})  {
-            $canedit= 1;
-        }
-# only include problem code where current user is author
-        if (($format eq 'html') || ($format eq 'plaintext')) {
-            my $title = $curRes->title;
-            $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,$format,$currdirpath,$title,$testbank);
-        } elsif ($format eq 'xml') {
-            if ($canedit) {
-                $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'resource');
-            } else {
-                $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'noedit');
-            }
-        }
-    } elsif ($symb =~ m-uploaded/$cdom/$cnum-) {
-        $$content_file = &replicate_content($cdom,$cnum,$tempexport,$symb,$count,\$message,$href,'uploaded');
-    }
-    if (@uploads > 0) {
-        foreach my $item (@uploads) {
-            my $uploadmsg = '';
-            &replicate_content($cdom,$cnum,$tempexport,$item,$count,\$uploadmsg,$href,'templateupload');
-            if ($uploadmsg) {
-                $$copyresult .= $uploadmsg."\n";
-            }
-        }
-    }
-    if ($message) {
-        $$copyresult .= $message."\n";
-    }
-}
-
-sub replicate_content {
-    my ($cdom,$cnum,$tempexport,$symb,$count,$message,$href,$caller,$currdirpath,
-        $title,$testbank) = @_;
-    my ($map,$ind,$url);
-    if ($caller eq 'templateupload') {
-        $url = $symb;
-        $url =~ s#//#/#g;
-    } else {
-        ($map,$ind,$url)=&Apache::lonnet::decode_symb($symb);
-    }
-    my $content;
-    my $filename;
-    my $repstatus;
-    my $content_name;
-    if ($url =~ m-/([^/]+)$-) {
-        $filename = $1;
-        if (!-e $tempexport.'/resources') {
-            mkdir($tempexport.'/resources',0700);
-        }
-        if (!-e $tempexport.'/resources/'.$count) {
-            mkdir($tempexport.'/resources/'.$count,0700);
-        }
-        my $destination = $tempexport.'/resources/'.$count.'/'.$filename;
-        my $copiedfile;
-        if ($copiedfile = Apache::File->new('>'.$destination)) {
-            my $content;
-            if ($caller eq 'resource') {
-                my $respath =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';
-                my $filepath = &Apache::lonnet::filelocation($respath,$url);
-                $content = &Apache::lonnet::getfile($filepath);
-                if ($content eq -1) {
-                    $$message = 'Could not copy file '.$filename;
-                } else {
-                    &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'resource');
-                    $repstatus = 'ok';
-                }
-            } elsif ($caller eq 'uploaded' || $caller eq 'templateupload') {
-                my $rtncode;
-                $repstatus = &Apache::lonnet::getuploaded('GET',$url,$cdom,$cnum,\$content,$rtncode);
-                if ($repstatus eq 'ok') {
-                    if ($url =~ /\.html?$/i) {
-                        &extract_media($url,$cdom,$cnum,\$content,$count,$tempexport,$href,$message,'uploaded');
-                    }
-                } else {
-                    $$message = 'Could not render '.$url.' server message - '.$rtncode."<br />\n";
-                }
-            } elsif (($caller eq 'noedit') || ($caller eq 'html') || 
-                     ($caller eq 'plaintext')) {
-# Need to render the resource without the LON-CAPA Internal header and the Post discussion footer, and then set $content equal to this.
-                my %form = (
-                             grade_symb     => $symb,
-                             grade_courseid => $cdom.'_'.$cnum,
-                             grade_domain   => $env{'user.domain'},
-                             grade_username => $env{'user.name'},
-                             grade_imsexport => 1,
-                             instructor_comments => 'hide',
-                           );
-                my $feedurl=&Apache::lonnet::clutter($url);
-                my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form);
-                if (ref($response)) {
-                    if ($response->is_success) {
-                        $content = $userview;
-                        $content =~ s/\Qonchange="javascript:setSubmittedPart('\E[^\']+\Q');"\E//g;
-                        $content =~ s/^\s*[\n\r]+$//;
-                        if ($caller eq 'plaintext') {
-                            my @lines = split(/[\n\r]+/,$content);
-                            my @tosave;
-                            my $foilcounter = 0;
-                            my @alphabet = ('a'..'z');
-                            my $mc_answer;
-                            foreach my $line (@lines) {
-                                next if ($line =~ /^\s*$/);
-                                if ($line =~ m{(|\Q<\label>\E)\Q<br />Incorrect:<label>\E}) {
-                                    $foilcounter ++;
-                                } elsif ($line =~ m{(|\Q</label>\E)\Q<br />Correct:<b><label>\E}) {
-                                    $foilcounter ++;
-                                    $mc_answer = $alphabet[$foilcounter-1];
-                                } elsif ($line !~ m{\Q</label>\E(|\Q</b>\E)\Q<br />\E}) {
-                                    $line =~ s/^(\s+|\s+)$//g;
-                                    $line =~ s{^\Q<b>\E([^<]+)\Q</b>\E$}{1};
-                                    $tosave[$foilcounter] .= $line.' ';
-                                }
-                                $content = join("\t",@tosave);
-                                if ($mc_answer) {
-                                    $content .= "\t".$mc_answer."\n";
-                                }
-                            }
-                            if (@tosave) {
-                                my $qtype;
-                                if ($mc_answer) {
-                                    $qtype = 'MC';
-                                }
-                                $content = $currdirpath."\t".$title."\t$qtype\t".join("\t",@tosave);
-                                if ($mc_answer) {
-                                    $content .= "\t".$mc_answer;
-                                } 
-                                $content .= "\n";
-                            }
-                        } else {
-                            $content = '<html><body>'.$content.'</body></html>';
-                        }
-                        if (($caller eq 'plaintext') && ($testbank)) {
-                            print $testbank $content;
-                        }
-                    } else {
-                        $content = 'Not the owner of this resource';
-                    }
-                } else {
-                    $content = 'Not the owner of this resource';
-                }
-                $repstatus = 'ok';
-            }
-            if ($repstatus eq 'ok') {
-                print $copiedfile $content;
-            }
-            close($copiedfile);
-        } else {
-            $$message = 'Could not open destination file for '.$filename."<br />\n";
-        }
-    } else {
-        $$message = 'Could not determine name of file for '.$symb."<br />\n";
-    }
-    if ($repstatus eq 'ok') {
-        $content_name = 'resources/'.$count.'/'.$filename;
-    }
-    return $content_name;
-}
-
-sub extract_media {
-    my ($url,$cdom,$cnum,$content,$count,$tempexport,$href,$message,$caller) = @_;
-    my ($dirpath,$container);
-    my %allfiles = ();
-    my %codebase = ();
-    if ($url =~ m-(.*/)([^/]+)$-) {
-        $dirpath = $1;
-        $container = $2;
-    } else {
-        $dirpath = $url;
-        $container = '';
-    }
-    &Apache::lonnet::extract_embedded_items(undef,\%allfiles,\%codebase,$content);
-    foreach my $embed_file (keys(%allfiles)) {
-        my $filename;
-        if ($embed_file =~ m#([^/]+)$#) {
-            $filename = $1;
-        } else {
-            $filename = $embed_file;
-        }
-        my $newname = 'res/'.$filename;
-        my ($rtncode,$embed_content,$repstatus);
-        my $embed_url;
-        if ($embed_file =~ m-^/-) {
-            $embed_url = $embed_file;           # points to absolute path
-        } else {
-            if ($embed_file =~ m-https?://-) {
-                next;                           # points to url
-            } else {
-                $embed_url = $dirpath.$embed_file;  # points to relative path
-            }
-        }
-        if ($caller eq 'resource') {
-            my $respath =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/res';
-            my $embed_path = &Apache::lonnet::filelocation($respath,$embed_url);
-            $embed_content = &Apache::lonnet::getfile($embed_path);
-            unless ($embed_content eq -1) {
-                $repstatus = 'ok';
-            }
-        } elsif ($caller eq 'uploaded') {
-            $repstatus = &Apache::lonnet::getuploaded('GET',$embed_url,$cdom,$cnum,\$embed_content,$rtncode);
-        }
-        if ($repstatus eq 'ok') {
-            my $destination = $tempexport.'/resources/'.$count.'/res';
-            if (!-e "$destination") {
-                mkdir($destination,0755);
-            }
-            $destination .= '/'.$filename;
-            my $copiedfile;
-            if ($copiedfile = Apache::File->new('>'.$destination)) {
-                print $copiedfile $embed_content;
-                push(@{$href},'resources/'.$count.'/res/'.$filename);
-                my $attrib_regexp = '';
-                if (@{$allfiles{$embed_file}} > 1) {
-                    $attrib_regexp = join('|',@{$allfiles{$embed_file}});
-                } else {
-                    $attrib_regexp = $allfiles{$embed_file}[0];
-                }
-                $$content =~ s#($attrib_regexp\s*=\s*['"]?)\Q$embed_file\E(['"]?)#$1$newname$2#gi;
-                if ($caller eq 'resource' && $container =~ /\.(problem|library)$/) {
-                    $$content =~ s#\Q$embed_file\E#$newname#gi;
-                }
-            }
-        } else {
-            $$message .= 'replication of embedded file - '.$embed_file.' in '.$url.' failed, reason -'.$rtncode."<br />\n";
-        }
-    }
-    return;
-}
-
-sub store_template {
-    my ($contents,$tempexport,$count,$content_type) = @_;
-    if ($contents) {
-        if ($tempexport) {
-            if (!-e $tempexport.'/resources') {
-                mkdir($tempexport.'/resources',0700);
-            }
-            if (!-e $tempexport.'/resources/'.$count) {
-                mkdir($tempexport.'/resources/'.$count,0700);
-            }
-            my $destination = $tempexport.'/resources/'.$count.'/'.$content_type.'.xml';
-            my $storetemplate;
-            if ($storetemplate = Apache::File->new('>'.$destination)) {
-                print $storetemplate $contents;
-                close($storetemplate);
-            }
-            if ($content_type eq 'external') {
-                return 'resources/'.$count.'/'.$content_type.'.html';
-            } else {
-                return 'resources/'.$count.'/'.$content_type.'.xml';
-            }
-        }
-    }
-}
-
-
 sub group_import {
     my ($coursenum, $coursedom, $folder, $container, $caller, @files) = @_;
 
@@ -1127,37 +329,33 @@ sub breadcrumbs {
     my $isencrypted=0;
     my $ishidden=0;
     my $is_random_order=0;
-    if (!$allowed) {
-        my $description = $env{'course.'.$env{'request.course.id'}.'.description'};
-        &Apache::lonhtmlcommon::add_breadcrumb(
-                                               {'href' => '/adm/menu',
-                                                'title'=> 'Go to main menu',
-                                                'text' => $description,
-                                               });
-        $plain .= $description.' &gt;';
-    }
     while (@folders) {
 	my $folder=shift(@folders);
     	my $foldername=shift(@folders);
 	if ($folderpath) {$folderpath.='&';}
 	$folderpath.=$folder.'&'.$foldername;
-	my $url='/adm/coursedocs?folderpath='.
-	    &escape($folderpath);
-	    my $name=&unescape($foldername);
+        my $url;
+        if ($allowed) {
+            $url = '/adm/coursedocs?folderpath=';
+        } else {
+            $url = '/adm/supplemental?folderpath=';
+        }
+	$url .= &escape($folderpath);
+	my $name=&unescape($foldername);
 # randompick number, hidden, encrypted, random order, is appended with ":"s to the foldername
- 	    $name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
-	    if ($1 ne '') {
-               $randompick=$1;
-            } else {
-               $randompick=-1;
-            }
-            if ($2) { $ishidden=1; }
-            if ($3) { $isencrypted=1; }
-	    if ($4 ne '') { $is_random_order = 1; }
-            if ($folder eq 'supplemental') {
-                $name = &mt('Supplemental '.$crstype.' Documents');
-            }
-	    &Apache::lonhtmlcommon::add_breadcrumb(
+ 	$name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
+	if ($1 ne '') {
+           $randompick=$1;
+        } else {
+           $randompick=-1;
+        }
+        if ($2) { $ishidden=1; }
+        if ($3) { $isencrypted=1; }
+	if ($4 ne '') { $is_random_order = 1; }
+        if ($folder eq 'supplemental') {
+            $name = &mt('Supplemental '.$crstype.' Content');
+        }
+	&Apache::lonhtmlcommon::add_breadcrumb(
 		      {'href'=>$url.$cpinfo,
 		       'title'=>$name,
 		       'text'=>$name,
@@ -1167,7 +365,8 @@ sub breadcrumbs {
     }
     $plain=~s/\&gt\;\s*$//;
     return (&Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
-					       undef, undef, 1 ),$randompick,$ishidden,$isencrypted,$plain,$is_random_order);
+					       undef, undef, 1 ),$randompick,$ishidden,
+                                               $isencrypted,$plain,$is_random_order);
 }
 
 sub log_docs {
@@ -1569,7 +768,6 @@ sub update_parameter {
 
 sub handle_edit_cmd {
     my ($coursenum,$coursedom) =@_;
-
     my ($cmd,$idx)=split('_',$env{'form.cmd'});
 
     my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
@@ -1577,7 +775,7 @@ sub handle_edit_cmd {
 
     if ($cmd eq 'del') {
 	if (($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) &&
-	    ($url!~/\.(page|sequence|problem|exam|quiz|assess|survey|form|library|task)$/)) {
+	    ($url!~/$LONCAPA::assess_page_seq_re/)) {
 	    &Apache::lonnet::removeuploadedurl($url);
 	} else {
 	    &LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
@@ -1614,7 +812,7 @@ sub handle_edit_cmd {
 
 sub editor {
     my ($r,$coursenum,$coursedom,$folder,$allowed,$upload_output,$crstype,
-        $supplementalflag,$orderhash)=@_;
+        $supplementalflag,$orderhash,$iconpath)=@_;
     my $container= ($env{'form.pagepath'}) ? 'page'
 		                           : 'sequence';
 
@@ -1630,8 +828,10 @@ sub editor {
     }
 
     my ($breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order) =
-	    &breadcrumbs($allowed,$crstype);
-        $r->print($breadcrumbtrail);
+        &breadcrumbs($allowed,$crstype);
+    $r->print($breadcrumbtrail);
+
+    my $jumpto = "uploaded/$coursedom/$coursenum/$folder.$container";
 
     unless ($allowed) {
         $randompick = -1;
@@ -1787,9 +987,24 @@ sub editor {
     if ($supplementalflag) {
         $tid = 2;
     }
-    $r-print(&generate_edit_table($tid,$orderhash,$to_show));
     if ($allowed) {
+        $r->print(&generate_edit_table($tid,$orderhash,$to_show,$iconpath,$jumpto));
         &print_paste_buffer($r,$container);
+    } else {
+        if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
+            #Function Box for Supplemental Content for users with mdc priv.
+            my $funcname = &mt('Folder Editor');
+            $r->print(
+                &Apache::loncommon::head_subbox(
+                    &Apache::lonhtmlcommon::start_funclist().
+                    &Apache::lonhtmlcommon::add_item_funclist(
+                        '<a href="/adm/coursedocs?command=direct&forcesupplement=1&'.
+                        'supppath='.&HTML::Entities::encode($env{'form.folderpath'}).'">'.
+                        '<img src="/res/adm/pages/docs.png" alt="'.$funcname.'" class="LC_icon" />'.
+                        '<span class="LC_menubuttons_inline_text">'.$funcname.'</span></a>').
+                          &Apache::lonhtmlcommon::end_funclist()));
+        }
+        $r->print($to_show);
     }
     return;
 }
@@ -1892,6 +1107,24 @@ sub process_file_upload {
                     $$upload_output .= &mt('No embedded items identified').'<br />';
                 }
                 $$upload_output = '<div id="uploadfileresult">'.$$upload_output.'</div>';
+            } elsif (&Apache::loncommon::is_archive_file($mimetype)) {
+                $nextphase = 'decompress_uploaded';
+                my $position = scalar(@LONCAPA::map::order)-1;
+                my $noextract = &return_to_editor();
+                my $archiveurl = &HTML::Entities::encode($url,'<>&"');
+                my %archiveitems = (
+                    folderpath => $env{'form.folderpath'},
+                    pagepath   => $env{'form.pagepath'},
+                    cmd        => $nextphase,
+                    newidx     => $newidx,
+                    position   => $position,
+                    phase      => $nextphase,
+                    comment    => $comment,
+                ); 
+                $$upload_output = $showupload.
+                                  &Apache::loncommon::decompress_form($mimetype,
+                                      $archiveurl,'/adm/coursedocs',$noextract,
+                                      \%archiveitems);
             }
         }
     }
@@ -1948,7 +1181,7 @@ sub entryline {
     $renametitle=~s/\&quot\;/\\\"/g;
     $renametitle=~s/ /%20/g;
     my $line=&Apache::loncommon::start_data_table_row();
-    my ($form_start,$form_end);
+    my ($form_start,$form_end,$form_common);
 # Edit commands
     my ($container, $type, $esc_path, $path, $symb);
     if ($env{'form.folderpath'}) {
@@ -1968,8 +1201,7 @@ sub entryline {
     if ($allowed) {
 	my $incindex=$index+1;
 	my $selectbox='';
-	if (($folder!~/^supplemental/) &&
-	    ($#LONCAPA::map::order>0) &&
+	if (($#LONCAPA::map::order>0) &&
 	    ((split(/\:/,
 	     $LONCAPA::map::resources[$LONCAPA::map::order[0]]))[1]
 	     ne '') &&
@@ -2040,8 +1272,10 @@ ENDCOPY
 <a href='javascript:cutres("$esc_path","$index","$renametitle","$container","$symb","$folder",$skip_confirm);' class="LC_docs_cut">$lt{'ct'}</a>
 ENDCUT
         }
-	$form_start = (<<END);
-   <form  action="/adm/coursedocs" method="post">
+	$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" />
@@ -2063,6 +1297,7 @@ END
 </td>
 <td>
    $form_start
+   $form_common
    $selectbox
    $form_end
 </td>
@@ -2085,18 +1320,23 @@ END
     my $pagearg;
     my $pagefile;
     if ($uploaded) {
-	if ($extension eq 'sequence') {
-	    $icon=$iconpath.'/navmap.folder.closed.gif';
-	    $url=~/\Q$coursenum\E\/([\/\w]+)\.sequence$/;
-	    $url='/adm/coursedocs?';
-	    $folderarg=$1;
-	    $isfolder=1;
-        } elsif ($extension eq 'page') {
-            $icon=$iconpath.'/page.gif';
-            $url=~/\Q$coursenum\E\/([\/\w]+)\.page$/;
-            $pagearg=$1;
-            $url='/adm/coursedocs?';
-            $ispage=1;
+        if (($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);
 	}
@@ -2141,7 +1381,7 @@ END
 	    $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
 	}
     }
-    my ($parameterset,$rand_order_text) = ('&nbsp;', '&nbsp;');
+    my ($rand_pick_text,$rand_order_text);
     if ($isfolder || $extension eq 'sequence') {
 	my $foldername=&escape($foldertitle);
 	my $folderpath=$env{'form.folderpath'};
@@ -2157,16 +1397,27 @@ END
                                                .':'.((&LONCAPA::map::getparameter($orderidx,
                                               'parameter_randomorder'))[0]=~/^yes$/i);
 	$url.='folderpath='.&escape($folderpath).$cpinfo;
-	$parameterset='<label>'.&mt('Randomly Pick: ').
-	    '<input type="text" size="4" onchange="this.form.changeparms.value='."'randompick'".';this.form.submit()" name="randompick_'.$orderidx.'" value="'.
-	    (&LONCAPA::map::getparameter($orderidx,
-                                              'parameter_randompick'))[0].
-                                              '" />'.
-'<a href="javascript:void(0)">'.&mt('Save').'</a></label>';
+        my $rpicknum = (&LONCAPA::map::getparameter($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"':'');
-	$rand_order_text ='
-<span class="LC_nobreak"><label><input type="checkbox" name="randomorder_'.$orderidx.'" onclick="this.form.changeparms.value=\'randomorder\';this.form.submit()" '.$ro_set.' /> '.&mt('Random Order').' </label></span>';
+	$rand_order_text = 
+$form_start.
+$form_common.'
+<span class="LC_nobreak"><label><input type="checkbox" name="randomorder_'.$orderidx.'" onclick="'."this.form.changeparms.value='randomorder';this.form.submit()".'" '.$ro_set.' /> '.&mt('Random Order').' </label></span></form>';
     }
     if ($ispage) {
         my $pagename=&escape($pagetitle);
@@ -2198,13 +1449,27 @@ END
     } else {
         $reinit = &mt('(re-initialize course to access)');
     }  
-    $line.='
-  <td>
-    '.($url?'<a href="'.$url.'">':'').'<img src="'.$icon.'" alt="" class="LC_icon" />'.($url?'</a>':'').'
-  </td>
-  <td>
-    '.($url?"<a href=\"$url\">":'').$title.($url?'</a>':' <span class="LC_docs_reinit_warn">'.$reinit.'</span>').$external."
-  </td>";
+    $line.='<td>';
+    if (($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.(($url=~/\?/)?'&':'?').'inhibitmenu=yes',
+                                             '<img src="'.$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=~/\?/)?'&':'?').'inhibitmenu=yes',
+                                             $title,600,500);
+    } else {
+       $line.=$title.' <span class="LC_docs_reinit_warn">'.$reinit.'</span>';
+    }
+    $line.=$external."</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',
@@ -2216,15 +1481,17 @@ END
 	$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>
     $form_end
   </td>
-  <td class="LC_docs_entry_parameter">$form_start $parameterset $form_end<br />
-                                      $form_start $rand_order_text $form_end</td>
+  <td class="LC_docs_entry_parameter">$rand_pick_text<br />
+                                      $rand_order_text</td>
 ENDPARMS
     }
     $line.=&Apache::loncommon::end_data_table_row();
@@ -2463,9 +1730,11 @@ sub checkversions {
         if (&Apache::lonnet::put('resourceversions',\%newsetversions,
 			  $env{'course.'.$env{'request.course.id'}.'.domain'},
 			  $env{'course.'.$env{'request.course.id'}.'.num'}) eq 'ok') {
-	    $r->print('<h1>'.&mt('Your Version Settings have been Saved').'</h1>');
+	    $r->print(&Apache::loncommon::confirmwrapper(
+                &Apache::lonhtmlcommon::confirm_success(&mt('Your Version Settings have been Saved'))));
 	} else {
-	    $r->print('<h1><span class="LC_error">'.&mt('An Error Occured while Attempting to Save your Version Settings').'</span></h1>');
+	    $r->print(&Apache::loncommon::confirmwrapper(
+                &Apache::lonhtmlcommon::confirm_success(&mt('An Error Occured while Attempting to Save your Version Settings'),1)));
 	}
 	&mark_hash_old();
     }
@@ -2531,12 +1800,19 @@ sub checkversions {
 'sv' => 'Set Versions to be used in '.$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');
+	       'di' => 'Differences',
+	       'save' => 'Save',
+	       'act' => 'Actions');
     $r->print(<<ENDHEADERS);
 <form action="/adm/coursedocs" method="post">
 <input type="hidden" name="versions" value="1" />
-<input type="submit" name="setmostrecent" value="$lt{'sm'}" />
-<input type="submit" name="setcurrent" value="$lt{'sc'}" /><hr />
+<div class="LC_columnSection">
+<fieldset>
+<legend>$lt{'act'}</legend>
+$lt{'sm'}: <input type="submit" name="setmostrecent" value="Go" /><br />
+$lt{'sc'}: <input type="submit" name="setcurrent" value="Go" />
+</fieldset>
+</div>
 <select name="timerange">
 <option value='all' $allsel>$lt{'al'}</option>
 <option value="-1" $startsel>$lt{'st'}</option>
@@ -2545,47 +1821,49 @@ sub checkversions {
 <option value="86400" $daysel>$lt{'sy'}</option>
 </select>
 <input type="submit" name="display" value="$lt{'sd'}" />
-<h3>$header</h3>
-<input type="submit" name="setversions" value="$lt{'sv'}" />
+<h2>$header</h2>
+<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 $key (sort(keys(%changes))) {
 	if ($changes{$key}>$starttime) {
 	    my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
 	    my $currentversion=&Apache::lonnet::getversion($key);
 	    if ($currentversion<0) {
-		$currentversion=&mt('Could not be determined.');
+                $currentversion='<span class="LC_error">'.&mt('Could not be determined.').'</span>';
 	    }
 	    my $linkurl=&Apache::lonnet::clutter($key);
-	    $r->print(
-		      '<tr><td colspan="5"><br /><br /><font size="+1"><b>'.
-		      &Apache::lonnet::gettitle($linkurl).
-                      '</b></font></td></tr>'.
-                      '<tr><td>&nbsp;&nbsp;&nbsp;</td>'.
-                      '<td colspan="4">'.
-                      '<a href="'.$linkurl.'" target="cat">'.$linkurl.
-		      '</a></td></tr>'.
-                      '<tr><td></td>'.
-                      '<td title="'.$lt{'md'}.'">'.
-		      &Apache::lonlocal::locallocaltime(
-                           &Apache::lonnet::metadata($root.'.'.$extension,
-                                                     'lastrevisiondate')
-                                                        ).
-                      '</td>'.
-                      '<td title="'.$lt{'mr'}.'"><span class="LC_nobreak">Most Recent: '.
-                      '<font size="+1">'.$currentversion.'</font>'.
-                      '</span></td>'.
-                      '<td title="'.$lt{'ve'}.'"><span class="LC_nobreak">In '.$crstype.': '.
-                      '<font size="+1">');
+        $r->print(
+            &Apache::loncommon::end_data_table_header_row().
+            &Apache::loncommon::start_data_table_row().
+            '<td><b>'.&Apache::lonnet::gettitle($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')) {
-		$r->print($usedversion);
+                if($usedversion != $currentversion){
+                    $r->print('<span class="LC_warning">'.$usedversion.'</span>');
+                }else{
+                    $r->print($usedversion);
+                }
 	    } else {
 		$r->print($currentversion);
 	    }
-	    $r->print('</font></span></td><td title="'.$lt{'vu'}.'">'.
-                      '<span class="LC_nobreak">Use: ');
+	    $r->print('</td><td title="'.$lt{'vu'}.'">');
 # Set version
 	    $r->print(&Apache::loncommon::select_form($setversions{$linkurl},
 						      'set_version_'.$linkurl,
@@ -2594,7 +1872,6 @@ ENDHEADERS
 						       '' => '',
 						       'mostrecent' => &mt('most recent'),
 						       map {$_,$_} (1..$currentversion)}));
-	    $r->print('</span></td></tr><tr><td></td>');
 	    my $lastold=1;
 	    for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
 		my $url=$root.'.'.$prevvers.'.'.$extension;
@@ -2608,13 +1885,13 @@ ENDHEADERS
             # each of the four columns
             my $entries_per_col = 0;
             my $num_entries = ($currentversion-$lastold);
-            if ($num_entries % 4 == 0) {
-                $entries_per_col = $num_entries/4;
+            if ($num_entries % $num_ver_col == 0) {
+                $entries_per_col = $num_entries/$num_ver_col;
             } else {
-                $entries_per_col = $num_entries/4 + 1;
+                $entries_per_col = $num_entries/$num_ver_col + 1;
             }
             my $entries_count = 0;
-            $r->print('<td valign="top"><font size="-2">');
+            $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;
@@ -2629,25 +1906,25 @@ ENDHEADERS
                     $r->print(' <a href="/adm/diff?filename='.
 			      &Apache::lonnet::clutter($root.'.'.$extension).
 			      '&versionone='.$prevvers.
-			      '">'.&mt('Diffs').'</a>');
+			      '" target="diffs">'.&mt('Diffs').'</a>');
 		}
 		$r->print('</span><br />');
                 if (++$entries_count % $entries_per_col == 0) {
-                    $r->print('</font></td>');
-                    if ($cols_output != 4) {
-                        $r->print('<td valign="top"><font size="-2">');
+                    $r->print('</span></td>');
+                    if ($cols_output != $num_ver_col) {
+                        $r->print('<td valign="top"><span class="LC_fontsize_medium">');
                         $cols_output++;
                     }
                 }
 	    }
-            while($cols_output++ < 4) {
-                $r->print('</font></td><td><font>')
+            while($cols_output++ < $num_ver_col) {
+                $r->print('</span></td><td>');
             }
-	    $r->print('</font></td></tr>'."\n");
 	}
     }
-    $r->print('</table></form>');
-    $r->print('<p class="LC_success">'.&mt('Done').'</p>');
+    $r->print('</td>'.&Apache::loncommon::end_data_table_row().
+            &Apache::loncommon::end_data_table().
+            '<input type="submit" name="setversions" value="'.$lt{'save'}.'" />');
 
     &untiehash();
 }
@@ -2748,27 +2025,21 @@ sub create_form_ul {
 sub startContentScreen {
     my ($r,$mode)=@_;
     $r->print('<ul class="LC_TabContentBigger" id="mainnav">');
-    $r->print('<li'.(($mode eq 'navmaps')?' class="active"':'').'><a href="/adm/navmaps"><b>&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Overview').'&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>');
-
-    my $active = '';
-# does this user have privileges to modify docs?
-    my $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
-
-    my $onclick;
-    my $href;
-
-    if ($allowed) {
+    if (($mode eq 'navmaps') || ($mode eq 'supplemental')) {
+        $r->print('<li'.(($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");
+        $r->print('<li'.(($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");
+        $r->print('<li'.(($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");
+        $r->print('<li '.(($mode eq 'suppdocs')?' class="active"':'').'><a href="/adm/supplemental"><b>'.&mt('Supplemental Content').'</b></a></li>');
+    } else {
         $r->print('<li '.(($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>');
+        $r->print('<li '.(($mode eq 'suppdocs')?' class="active"':'').
+                  '><a href="/adm/coursedocs?forcesupplement=1"><b>'.&mt('Supplemental Content Editor').'</b></a></li>');
     }
-    $r->print('<li'.(($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>');
-    $r->print('<li'.(($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>');
-    $r->print('<li '.(($mode eq 'supdocs')?' class="active"':'').
-           '><a href="/adm/coursedocs?forcesupplement=1"><b>'.&mt('Supplemental Documents').'</b></a></li>');
-    $r->print('</ul>');
-    $r->print('<div class="LC_DocsBox" style="clear:both;margin:0;" id="contenteditor">'
-             .'<div id="maincoursedoc" style="margin:0 0;padding:0 0">');
-    $r->print('<div class="LC_ContentBox" id="mainCourseDocuments" style="display: block;">');
+    $r->print("\n".'</ul>'."\n");
+    $r->print('<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;">');
 }
 
 #
@@ -2781,7 +2052,7 @@ sub endContentScreen {
 }
 
 sub supplemental_base {
-    return 'supplemental&'.&escape(&mt('Supplemental '.&Apache::loncommon::course_type().' Documents'));
+    return 'supplemental&'.&escape(&mt('Supplemental '.&Apache::loncommon::course_type().' Content'));
 }
 
 sub handler {
@@ -2815,8 +2086,14 @@ sub handler {
     $help{'Group Portfolio'} = &Apache::loncommon::help_open_topic('Docs_About_Group_Files');
     $help{'Caching'} = &Apache::loncommon::help_open_topic('Caching');
 
-# does this user have privileges to modify docs
-    my $allowed=&Apache::lonnet::allowed('mdc',$env{'request.course.id'});
+    
+    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'});
+    }
+
   if ($allowed && $env{'form.verify'}) {
       &init_breadcrumbs('verify','Verify Content');
       &verifycontent($r);
@@ -2834,7 +2111,7 @@ sub handler {
       &dumpcourse($r);
   } elsif ($allowed && $env{'form.exportcourse'}) {
       &init_breadcrumbs('exportcourse','IMS Export');
-      &exportcourse($r);
+      &Apache::imsexport::exportcourse($r);
   } else {
 #
 # Done catching special calls
@@ -2843,7 +2120,8 @@ sub handler {
 #
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                             ['folderpath','pagepath',
-                                             'pagesymb','forcesupplement','forcestandard']);
+                                             'pagesymb','forcesupplement','forcestandard',
+                                             'symb','command']);
 
 # 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
@@ -2867,15 +2145,90 @@ sub handler {
     my $script='';
     my $showdoc=0;
     my $addentries = {};
+    my $container;
     my $containertag;
     my $uploadtag;
 
+# 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();
+                       }
+                   }
+               }
+               $path .= '&'.&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
+                    &Apache::lonhtmlcommon::entity_encode($mapresobj->title()).
+                    ':'.$mapresobj->randompick().
+                    ':'.$mapresobj->randomout().
+                    ':'.$mapresobj->encrypted().
+                    ':'.$mapresobj->randomorder();
+           } else {
+               my $maptitle = &Apache::lonnet::gettitle($mapurl);
+               $path = '&default&...::::'.
+                   '&'.&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
+                   &Apache::lonhtmlcommon::entity_encode($maptitle).'::::';
+           }
+           $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) {
        $stored_folderpath='docs_sup_folderpath';
     }
-       
+
 # No folderpath, no pagepath, see if we have something stored
     if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'})) {
         &Apache::loncommon::restore_course_settings($stored_folderpath,
@@ -2907,7 +2260,7 @@ sub handler {
        } else {
           $env{'form.folderpath'}='default';
        }
-    } 
+    }
 
 # Store this
     &Apache::loncommon::store_course_settings($stored_folderpath,
@@ -2918,11 +2271,13 @@ sub handler {
 	my (@folderpath)=split('&',$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="" />';
         $uploadtag = 
@@ -2978,7 +2333,7 @@ sub handler {
             }
         }
         my $tabidstr = join("','",@tabids);
-	$script .= &editing_js($udom,$uname).
+	$script .= &editing_js($udom,$uname,$supplementalflag).
                    &resize_contentdiv_js($tabidstr);
         $addentries = {
                         onload   => "javascript:resize_contentdiv('contentscroll','1','1');",
@@ -3052,6 +2407,14 @@ sub handler {
                                                          $docuname,$docudom,undef,
                                                          $dir_root).
                    &return_to_editor());
+      } elsif ($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());
       }
   }
 
@@ -3181,8 +2544,12 @@ HIDDENFORM
     }
 
 # Generate the tabs
-    &startContentScreen($r,($supplementalflag?'supdocs':'docs'));
-
+    my $mode;
+    if (($supplementalflag) && (!$allowed)) {
+        &Apache::lonnavdisplay::startContentScreen($r,'supplemental');
+    } else {
+        &startContentScreen($r,($supplementalflag?'suppdocs':'docs'));
+    }
 
 #
 
@@ -3432,7 +2799,7 @@ unless ($env{'form.pagepath'}) {
  $hadchanges=0;
        unless ($supplementalflag) {
           my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
-                              $supplementalflag,\%orderhash);
+                              $supplementalflag,\%orderhash,$iconpath);
           if ($error) {
              $r->print('<p><span class="LC_error">'.$error.'</span></p>');
           }
@@ -3544,14 +2911,14 @@ my %suporderhash = (
                 );
         if ($supplementalflag) {
            my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
-                               $supplementalflag,\%suporderhash);
+                               $supplementalflag,\%suporderhash,$iconpath);
            if ($error) {
               $r->print('<p><span class="LC_error">'.$error.'</span></p>');
            }
         }
     } elsif ($supplementalflag) {
         my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
-                            $supplementalflag);
+                            $supplementalflag,'',$iconpath);
         if ($error) {
             $r->print('<p><span class="LC_error">'.$error.'</span></p>');
         }
@@ -3618,6 +2985,96 @@ sub 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 $hiddenelem;
+    if ($env{'form.pagepath'}) {
+        $container='page';
+        $hiddenelem = '<input type="hidden" name="pagepath" value="'.$env{'form.pagepath'}.'" />'."\n";
+    } else {
+        $hiddenelem = '<input type="hidden" name="folderpath" value="'.$env{'form.folderpath'}.'" />'."\n";
+    }
+    if ($env{'form.newidx'}) {
+        $hiddenelem .= '<input type="hidden" name="newidx" value="'.$env{'form.newidx'}.'" />'."\n";
+    }
+    if ($env{'form.comment'}) {
+        $hiddenelem .= '<input type="hidden" name="comment" value="'.$env{'form.comment'}.'" />'."\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/docs/\E(?:default|supplemental|\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.archivedelete'}) {
+            my $map = $env{'form.folder'}.'.'.$container;
+            my ($delwarning,$delresult);
+            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'};
+                $env{'form.cmd'} = 'del_'.$env{'form.position'};
+                if (&handle_edit_cmd($docuname,$docudom)) {
+                    ($errtext,$fatal) = &storemap($docuname,$docudom,$map);
+                    if ($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.');
+                        }
+                    }
+                }
+                $env{'form.cmd'} = $currcmd;
+                $delresult = &mt('Archive file removed after extracting files.');
+            }
+            if ($delwarning) {
+                $output .= '<p class="LC_warning">'.
+                           $delwarning.
+                           '</p>';
+            }
+            if ($delresult) {
+                $output .= '<p class="LC_info">'.
+                           $delresult.
+                           '</p>';
+            }
+        }
+    }
+    if ($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 $output = 
+        &Apache::loncommon::process_extracted_files('coursedocs',$docudom,$docuname,
+                                                    $destination,$dir_root,$hiddenelem);
+    return $output;
+}
+
 sub generate_admin_options {
   my ($help_ref,$env_ref) = @_;
   my %lt=&Apache::lonlocal::texthash(
@@ -3654,7 +3111,7 @@ sub generate_admin_options {
 
 
 sub generate_edit_table {
-    my ($tid,$orderhash_ref,$to_show) = @_;
+    my ($tid,$orderhash_ref,$to_show,$iconpath,$jumpto) = @_;
     return unless(ref($orderhash_ref) eq 'HASH');
     my %orderhash = %{$orderhash_ref};
     my $form;
@@ -3663,8 +3120,14 @@ sub generate_edit_table {
     if($env{'form.active'} ne ''){
         $activetab = $env{'form.active'};
     }
+    my $backicon = $iconpath.'clickhere.gif';
+    my $backtext = &mt('Back to Overview');
     $form = '<div class="LC_Box" style="margin:0;">'.
-             '<ul id="navigation'.$tid.'" class="LC_TabContent">';
+             '<ul id="navigation'.$tid.'" class="LC_TabContent">'.
+             '<li class="goback">'.
+             '<a href="javascript:toContents('."'$jumpto'".');">'.
+             '<img src="'.$backicon.'" class="LC_icon" style="border: none; vertical-align: top;"'.
+             '  alt="'.$backtext.'" />'.$backtext.'</a></li>';
     foreach my $name (reverse(sort(keys(%orderhash)))) {
         if($name ne '00'){
             if($activetab eq '' || $activetab ne $name){
@@ -3704,7 +3167,7 @@ sub generate_edit_table {
 }
 
 sub editing_js {
-    my ($udom,$uname) = @_;
+    my ($udom,$uname,$supplementalflag) = @_;
     my $now = time();
     my %lt = &Apache::lonlocal::texthash(
                                           p_mnf => 'Name of New Folder',
@@ -3727,7 +3190,8 @@ sub editing_js {
                                           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]'
+                                          p_ctr2b => '?[_98]',
+                                          rpck    => 'Enter number to pick (e.g., 3)',
                                         );
 
     my $crstype = &Apache::loncommon::course_type();
@@ -3742,6 +3206,11 @@ sub editing_js {
     my $toplevelmain = 'default&Main%20'.$crstype.'%20Documents';
     my $toplevelsupp = &supplemental_base();
 
+    my $backtourl = '/adm/navmaps';
+    if ($supplementalflag) {
+        $backtourl = '/adm/supplemental';
+    }
+
     return <<ENDNEWSCRIPT;
 function makenewfolder(targetform,folderseq) {
     var foldername=prompt('$lt{"p_mnf"}','$lt{"t_mnf"}');
@@ -3916,15 +3385,50 @@ this.document.forms.renameform.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 == 'right active' || currentLis[i].className == 'right'){
+        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{
+	    } else {
 		currentLis[i].className = 'i';
-	}
+	    }
+        }
 }
 }
 
@@ -4016,6 +3520,15 @@ function injectData(current, hiddenField
 	current.submit();
 }
 
+function toContents(jumpto) {
+    var newurl = '$backtourl';
+    if (jumpto != '') {
+        newurl = newurl+'?postdata='+jumpto;
+;
+    }
+    location.href=newurl;
+}
+
 ENDNEWSCRIPT
 }
 
@@ -4256,22 +3769,6 @@ Generate "dump" button
 
     Generate "export" button
 
-=item exportcourse()
-
-=item create_ims_store()
-
-=item build_package()
-
-=item get_dependencies()
-
-=item process_content()
-
-=item replicate_content()
-
-=item extract_media()
-
-=item store_template()
-
 =item group_import()
 
     Imports the given (name, url) resources into the course