--- loncom/interface/londocs.pm	2002/07/24 20:40:58	1.2
+++ loncom/interface/londocs.pm	2003/02/04 18:23:21	1.47
@@ -1,40 +1,791 @@
 # The LearningOnline Network
 # Documents
 #
-# (Internal Server Error Handler
+# $Id: londocs.pm,v 1.47 2003/02/04 18:23:21 www Exp $
 #
-# (Login Screen
-# 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
-# 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
+# Copyright Michigan State University Board of Trustees
 #
-# 3/1/1 Gerd Kortemeyer)
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
 #
-# 3/1 Gerd Kortemeyer
+# LON-CAPA is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
 #
+# LON-CAPA is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
+
 package Apache::londocs;
 
 use strict;
-use Apache::Constants qw(:common);
+use Apache::Constants qw(:common :http);
+use Apache::lonnet;
+use Apache::loncommon;
+use Apache::lonratedt;
+use Apache::lonratsrv;
+use Apache::lonxml;
+use HTML::Entities;
+use GDBM_File;
+
+my $iconpath;
+
+my %hash;
+
+my $hashtied;
+my %alreadyseen=();
+
+my $hadchanges;
+
+# Available help topics
+
+my %help=();
+
+# Mapread read maps into lonratedt::global arrays 
+# @order and @resources, determines status
+# sets @order - pointer to resources in right order
+# sets @resources - array with the resources with correct idx
+#
+
+sub mapread {
+    my ($coursenum,$coursedom,$map)=@_;
+    return
+      &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+                                $map);
+}
+
+sub storemap {
+    my ($coursenum,$coursedom,$map)=@_;
+    $hadchanges=1;
+    return
+      &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+                                $map,1);
+}
+
+sub editor {
+    my ($r,$coursenum,$coursedom,$folder,$allowed)=@_;
+    if ($ENV{'form.foldername'}) {
+	$r->print('<h3>Folder: '.$ENV{'form.foldername'}.'</h3>');
+    }
+    my $errtext='';
+    my $fatal=0;
+    ($errtext,$fatal)=
+          &mapread($coursenum,$coursedom,$folder.'.sequence');
+    if ($#Apache::lonratedt::order<1) {
+       	$Apache::lonratedt::order[0]=1;
+        $Apache::lonratedt::resources[1]='';
+    }
+    if ($fatal) {
+	   $r->print('<p><font color="red">'.$errtext.'</font></p>');
+    } else {
+# ------------------------------------------------------------ Process commands
+# ---------------- if they are for this folder and user allowed to make changes
+	if (($allowed) && ($ENV{'form.folder'} eq $folder)) {
+# upload a file, if present
+           if (($ENV{'form.uploaddoc.filename'}) &&
+               ($ENV{'form.cmd'}=~/^upload_(\w+)/)) {
+	    if ($folder=~/^$1/) {
+# this is for a course, not a user, so set coursedoc flag
+# probably the only place in the system where this should be "1"
+	      my $url=&Apache::lonnet::userfileupload('uploaddoc',1);
+              my $ext='false';
+              if ($url=~/^http\:\/\//) { $ext='true'; }
+              $url=~s/\:/\&colon;/g;
+	      my $comment=$ENV{'form.comment'};
+              $comment=~s/\</\&lt\;/g;
+              $comment=~s/\>/\&gt\;/g;
+              $comment=~s/\:/\&colon;/g;
+              if ($folder=~/^supplemental/) {
+		  $comment=time.'___&&&___'.$ENV{'user.name'}.'___&&&___'.
+		      $ENV{'user.domain'}.'___&&&___'.$comment;
+              }
+              my $newidx=$#Apache::lonratedt::resources+1;
+              $Apache::lonratedt::resources[$newidx]=
+                  $comment.':'.$url.':'.$ext.':normal:res';
+              $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=
+                                                              $newidx;       
+ 	      &storemap($coursenum,$coursedom,$folder.'.sequence');
+	     }
+            }
+	    if ($ENV{'form.cmd'}) {
+                my ($cmd,$idx)=split(/\_/,$ENV{'form.cmd'});
+                if ($cmd eq 'del') {
+		    for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
+                        $Apache::lonratedt::order[$i]=
+                          $Apache::lonratedt::order[$i+1];
+                    }
+                    $#Apache::lonratedt::order--;
+                } elsif ($cmd eq 'up') {
+		  if (($idx) && (defined($Apache::lonratedt::order[$idx-1]))) {
+                    my $i=$Apache::lonratedt::order[$idx-1];
+                    $Apache::lonratedt::order[$idx-1]=
+			$Apache::lonratedt::order[$idx];
+                    $Apache::lonratedt::order[$idx]=$i;
+		   }
+                } elsif ($cmd eq 'down') {
+		   if (defined($Apache::lonratedt::order[$idx+1])) {
+                    my $i=$Apache::lonratedt::order[$idx+1];
+                    $Apache::lonratedt::order[$idx+1]=
+			$Apache::lonratedt::order[$idx];
+                    $Apache::lonratedt::order[$idx]=$i;
+		   }
+                } elsif ($cmd eq 'rename') {
+                    my ($rtitle,@rrest)=split(/\:/,
+                       $Apache::lonratedt::resources[
+				       $Apache::lonratedt::order[$idx]]);
+                    my $comment=
+                     &HTML::Entities::decode($ENV{'form.title'});
+                    $comment=~s/\</\&lt\;/g;
+                    $comment=~s/\>/\&gt\;/g;
+                    $comment=~s/\:/\&colon;/g;
+                    $Apache::lonratedt::resources[
+				       $Apache::lonratedt::order[$idx]]=
+                             $comment.':'.join(':',@rrest);
+                    
+                }
+# Store the changed version
+		&storemap($coursenum,$coursedom,$folder.'.sequence');
+            }
+# Group import/search
+	    if ($ENV{'form.importdetail'}) {
+               foreach (split(/\&/,$ENV{'form.importdetail'})) {
+                  if (defined($_)) {
+	             my ($name,$url)=split(/\=/,$_);
+                     $name=&Apache::lonnet::unescape($name);
+                     $url=&Apache::lonnet::unescape($url);
+                     if ($url) {
+	                my $idx=$#Apache::lonratedt::resources+1;
+                        $Apache::lonratedt::order
+                           [$#Apache::lonratedt::order+1]=$idx;
+                        my $ext='false';
+                        if ($url=~/^http\:\/\//) { $ext='true'; }
+                        $url=~s/\:/\&colon;/g;
+                        $name=~s/\:/\&colon;/g;
+                        $Apache::lonratedt::resources[$idx]=
+                           $name.':'.$url.':'.$ext.':normal:res';
+	             }
+                 }
+	      }
+# Store the changed version
+		&storemap($coursenum,$coursedom,$folder.'.sequence');
+            }
+       }
+# ---------------------------------------------------------------- End commands
+# ---------------------------------------------------------------- Print screen
+        my $idx=0;
+        $r->print('<table>');
+        foreach (@Apache::lonratedt::order) {
+           my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);
+           unless ($name) {  $name=(split(/\//,$url))[-1]; }
+           unless ($name) { $name='NO RESOURCE'; $url='/adm/notfound.html'; }
+           $r->print(&entryline($idx,$name,$url,$folder,$allowed));
+           $idx++;
+        }
+        $r->print('</table>');
+    }
+}
+
+# --------------------------------------------------------------- An entry line
+
+sub entryline {
+    my ($index,$title,$url,$folder,$allowed)=@_;
+    $title=~s/\&colon\;/\:/g;
+    $title=&HTML::Entities::encode(&HTML::Entities::decode(
+     &Apache::lonnet::unescape($title)),'\"\<\>\&\'');
+    my $renametitle=$title;
+    my $foldertitle=$title;
+    if ($title=~
+ /^(\d+)\_\_\_\&amp\;\&amp\;\&amp\;\_\_\_(\w+)\_\_\_\&amp\;\&amp\;\&amp\;\_\_\_(\w+)\_\_\_\&amp\;\&amp\;\&amp\;\_\_\_(.*)$/
+	) { 
+            $foldertitle=&Apache::lontexconvert::msgtexconverted($4);
+            $renametitle=$4;
+            $title='<i>'.localtime($1).'</i> '.
+                &Apache::loncommon::plainname($2,$3).': <br>'.
+		$foldertitle;
+	}
+    $renametitle=~s/\&quot\;/\\\"/g;
+    my $line='<tr>';
+# Edit commands
+    if ($allowed) {
+       $line.=(<<END);
+<td><table border='0' cellspacing='0' cellpadding='0'>
+<tr><td><a href='/adm/coursedocs?folder=$folder&cmd=up_$index'>
+<img src="${iconpath}move_up.gif" alt='UP' border='0' /></a></td></tr>
+<tr><td><a href='/adm/coursedocs?folder=$folder&cmd=down_$index'>
+<img src="${iconpath}move_down.gif" alt='DOWN' border='0' /></a></td></tr>
+</table></td><td>
+<a href='/adm/coursedocs?folder=$folder&cmd=del_$index'>
+<font size="-2">Remove</font></a>
+<a href='javascript:changename("$folder","$index","$renametitle");'>
+<font size="-2">Rename</font></a></td>
+END
+    }
+# Figure out what kind of a resource this is
+    my ($extension)=($url=~/\.(\w+)$/);
+    my $uploaded=($url=~/^\/*uploaded\//);
+    my $icon='unknown';
+    if (-e "/home/httpd/html/adm/lonIcons/$extension.gif") {
+	$icon=$extension;
+    }
+    my $isfolder=0;
+    if ($uploaded) {
+       if ($extension eq 'sequence') {
+	  $icon='folder_closed';
+          $url=~/\/(\w+)\.sequence/;
+          $url='/adm/coursedocs?folder='.$1;
+          $isfolder=1;
+       } else {
+	  $url=&Apache::lonnet::tokenwrapper($url);
+       } 
+    }
+    $url=~s/^http\&colon\;\/\//\/adm\/wrapper\/ext\//;
+    if ($isfolder) { $url.='&foldername='.$foldertitle; }
+    $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'" target="cat_'.$folder.
+'"><img src="/adm/lonIcons/'.
+        $icon.'.gif" border="0"></a></td>'.
+        "<td bgcolor='#FFFFBB'><a href='$url' target='cat_$folder'>$title</a></td></tr>";
+    return $line;
+}
+
+# ---------------------------------------------------------------- tie the hash
+
+sub tiehash {
+    $hashtied=0;
+    if ($ENV{'request.course.fn'}) {
+        if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db",
+            &GDBM_READER(),0640)) {
+                $hashtied=1;
+        }
+    }    
+}
+
+sub untiehash {
+    if ($hashtied) { untie %hash; }
+    $hashtied=0;
+}
 
+# --------------------------------------------------------------- check on this
+
+sub checkonthis {
+    my ($r,$url,$level,$title)=@_;
+    $alreadyseen{$url}=1;
+    $r->rflush();
+    if (($url) && ($url!~/^\/uploaded\//) && ($url!~/\*$/)) {
+       $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==OK) {
+             $r->print('<font color="green">ok</font>');
+             $r->rflush();
+             &Apache::lonnet::countacc($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;');
+                 }
+                 $r->print('- Rendering: ');
+                 &Apache::lonxml::xmlparse($r,'web',
+                   &Apache::lonnet::getfile(
+                    &Apache::lonnet::filelocation('',$url)));
+                 if (($Apache::lonxml::errorcount) ||
+                     ($Apache::lonxml::warningcount)) {
+		     if ($Apache::lonxml::errorcount) {
+                        $r->print('<font color="red"><b>'.
+			  $Apache::lonxml::errorcount.' error(s)</b></font> ');
+                     }
+		     if ($Apache::lonxml::warningcount) {
+                        $r->print('<font color="blue">'.
+			  $Apache::lonxml::warningcount.' warning(s)</font>');
+                     }
+                 } else {
+                     $r->print('<font color="green">ok</font>');
+                 }
+                 $r->rflush();
+             }
+	     my $dependencies=
+                &Apache::lonnet::metadata($url,'dependencies');
+             foreach (split(/\,/,$dependencies)) {
+		 if (($_=~/^\/res\//) && (!$alreadyseen{$_})) {
+                    &checkonthis($r,$_,$level+1);
+                 }
+             }
+          } elsif ($result==HTTP_SERVICE_UNAVAILABLE) {
+             $r->print('<font color="red"><b>connection down</b></font>');
+          } elsif ($result==HTTP_NOT_FOUND) {
+             $r->print('<font color="red"><b>not found</b></font>');
+          } else {
+             $r->print('<font color="red"><b>access denied</b></font>');
+          }
+      }
+   }
+}
+
+# ================================================================ Main Handler
 sub handler {
     my $r = shift;
     $r->content_type('text/html');
     $r->send_http_header;
     return OK if $r->header_only;
 
-# --------------------------------------------------- Print login screen header
+# --------------------------------------------- Initialize help topics for this
+  foreach ('Adding_Course_Doc','Main_Course_Documents',
+           'Adding_External_Resource','Navigate_Content',
+           'Adding_Folders','Docs_Overview',
+           'Creating_From_Template','Supplemental',
+           'Importing_LON-CAPA_Resource','Uploading_From_Harddrive') {
+      $help{$_}=&Apache::loncommon::help_open_topic('Docs_'.$_);
+  }
+
+  if ($ENV{'form.verify'}) {
+ 
+   my $loaderror=&Apache::lonnet::overloaderror($r);
+   if ($loaderror) { return $loaderror; }
+
+   $r->print('<html><head><title>Verify Content</title></head>'.
+              &Apache::loncommon::bodytag('Verify Course Documents'));
+   $hashtied=0;
+   undef %alreadyseen;
+   %alreadyseen=();
+   &tiehash();
+   foreach (keys %hash) {
+       if (($_=~/^src\_(.+)$/) && (!$alreadyseen{$hash{$_}})) {
+           &checkonthis($r,$hash{$_},0,$hash{'title_'.$1});
+       }
+   }
+   &untiehash();
+  } elsif ($ENV{'form.versions'}) {
+    $r->print('<html><head><title>Check Versions</title></head>'.
+              &Apache::loncommon::bodytag('Check Course Document Versions'));
+   $hashtied=0;
+   &tiehash();
+   my %changes=&Apache::lonnet::dump
+    ('versionupdate',$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 $seltext='during the last '.$ENV{'form.timerange'}.' seconds';
+       my $startsel='';
+       my $monthsel='';
+       my $weeksel='';
+       my $daysel='';
+       if ($ENV{'form.timerange'}==-1) {
+	   $seltext='since start of course';
+           $startsel='selected';
+           $ENV{'form.timerange'}=time;
+       }
+       my $starttime=time-$ENV{'form.timerange'};
+       if ($ENV{'form.timerange'}==2592000) {
+           $seltext='during the last month ('.localtime($starttime).')';
+           $monthsel='selected';
+       } elsif ($ENV{'form.timerange'}==604800) {
+           $seltext='during the last week ('.localtime($starttime).')';
+           $weeksel='selected';
+       } elsif ($ENV{'form.timerange'}==86400) {
+           $seltext='since yesterday ('.localtime($starttime).')';
+           $daysel='selected';
+       }
+ 
+       $r->print(<<ENDHEADERS);
+<form action="/adm/coursedocs" method="post">
+<select name="timerange">
+<option value="-1" $startsel>Since Start of Course</option>
+<option value="2592000" $monthsel>Last Month</option>
+<option value="604800" $weeksel>Last Week</option>
+<option value="86400" $daysel>Since Yesterday</option>
+</select>
+<input type="submit" name="versions" value="Display" />
+</form>
+<h3>Content changed $seltext</h3>
+<table border="2">
+<tr>
+<th>File</th><th>Modification Date</th>
+<th>Version</th><th>Differences</th></tr>
+ENDHEADERS
+       foreach (keys %changes) {
+	  if ($changes{$_}>$starttime) {
+	     my ($root,$extension)=($_=~/^(.*)\.(\w+)$/);
+             my $currentversion=&Apache::lonnet::getversion($_);
+             my $linkurl=&Apache::lonnet::clutter($_);
+             $r->print(
+                 '<tr><td><a href="'.$linkurl.'" target="cat">'.$linkurl.
+                 '</a></td><td>'.
+                 localtime($changes{$_}).'</td><td>'.$currentversion.'</td>'.
+		       '<td>');
+             my $lastold=1;
+             for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) {
+                 my $url=$root.'.'.$prevvers.'.'.$extension;
+                 if (&Apache::lonnet::metadata($url,'lastrevisiondate')<
+                                                             $starttime) {
+                     $lastold=$prevvers;
+                 }
+             }
+            for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) {
+                 my $url=$root.'.'.$prevvers.'.'.$extension;
+                 $r->print('<a href="'.&Apache::lonnet::clutter($url).
+                   '">Version '.$prevvers.' ('.
+                 localtime(&Apache::lonnet::metadata($url,'lastrevisiondate')).
+                 ')</a>');
+                 if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') {
+                    $r->print(' <a href="/adm/diff?filename='.
+                            &Apache::lonnet::clutter($root.'.'.$extension).
+                            '&versionone='.$prevvers.
+			     '">Diffs</a>');
+                 }
+                 $r->print('<br />');
+             }
+             $r->print('</td></tr>');
+          }
+       }
+       $r->print('</table>');
+   } else {
+       $r->print('<p>No content modifications yet.</p>');
+   }
+   &untiehash();
+  } else {
+# is this a standard course?
+
+    my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//);
+    my $forcestandard;
+    my $forcesupplement;
+    my $script='';
+    my $allowed;
+    my $events='';
+    my $showdoc=0;
+    &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
+       ['folder','foldername']);
+    if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
+       $showdoc=$1;
+    }
+    unless ($showdoc) { # got called from remote
+       $forcestandard=($ENV{'form.folder'}=~/^default_/);
+       $forcesupplement=($ENV{'form.folder'}=~/^supplemental_/);
+
+# does this user have privileges to post, etc?
+       $allowed=&Apache::lonnet::allowed('srm',$ENV{'request.course.id'});
+       if ($allowed) { 
+         &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['cmd']);
+         $script=&Apache::lonratedt::editscript('simple'); 
+       }
+    } else { # got called in sequence from course
+       $allowed=0;
+       $script='</script>'.&Apache::lonxml::registerurl(1,undef).'<script>';
+       $events='onLoad="'.&Apache::lonxml::loadevents.
+           '" onUnload="'.&Apache::lonxml::unloadevents.'"';
+    }
+
+# get course data
+    my $coursenum=$ENV{'course.'.$ENV{'request.course.id'}.'.num'};
+    my $coursedom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
+
+# get personal data
+ 
+    my $uname=$ENV{'user.name'};
+    my $udom=$ENV{'user.domain'};
+    my $plainname=&Apache::lonnet::escape(
+                     &Apache::loncommon::plainname($uname,$udom));
+
+# graphics settings
+
+    $iconpath = $r->dir_config('lonIconsURL') . "/";
+
+    my $now=time;
+
+# print screen
     $r->print(<<ENDDOCUMENT);
 <html>
 <head>
 <title>The LearningOnline Network with CAPA</title>
-</head>
-<body bgcolor="#FFFFFF">
-<h1>Printout</h1>
-<img src="/adm/lonKaputt/lonconstruct.gif">
-</body>
-</html>
+<script>
+$script
+</script>
 ENDDOCUMENT
-    return OK;
+   if ($allowed) {
+    $r->print(<<ENDNEWSCRIPT);
+<script>
+function makenewfolder(targetform,folderseq) {
+    var foldername=prompt('Name of New Folder','New Folder');
+    if (foldername) {
+	targetform.importdetail.value=foldername+"="+folderseq;
+        targetform.submit();
+    }
+}
+
+function makenewext(targetname) {
+    this.document.forms.extimport.useform.value=targetname;
+    window.open('/adm/rat/extpickframe.html');
+}
+
+function makesmppage() {
+   var title=prompt('Listed Title for the Page');
+   if (title) { 
+    this.document.forms.newsmppg.importdetail.value=
+	title+'=/adm/$udom/$uname/$now/smppg';
+    this.document.forms.newsmppg.submit();
+   }
+}
+
+function makebulboard() {
+   var title=prompt('Listed Title for the Bulletin Board');
+   if (title) {
+    this.document.forms.newbul.importdetail.value=
+	title+'=/adm/$udom/$uname/$now/bulletinboard';
+    this.document.forms.newbul.submit();
+   }
+}
+
+function finishpick() {
+    var title=this.document.forms.extimport.title.value;
+    var url=this.document.forms.extimport.url.value;
+    var form=this.document.forms.extimport.useform.value;
+    eval
+     ('this.document.forms.'+form+'.importdetail.value="'+title+'='+url+
+    '";this.document.forms.'+form+'.submit();');
+}
+
+function changename(folder,index,oldtitle) {
+    var title=prompt('New Title',oldtitle);
+    if (title) {
+	this.document.forms.renameform.title.value=title;
+	this.document.forms.renameform.cmd.value='rename_'+index;
+	this.document.forms.renameform.folder.value=folder;
+        this.document.forms.renameform.submit();
+    }
+}
+</script>
+
+ENDNEWSCRIPT
+  }
+# -------------------------------------------------------------------- Body tag
+  $r->print('</head>'.
+            &Apache::loncommon::bodytag('Course Documents','',$events));
+  unless ($showdoc) {
+    if ($allowed) {
+       $r->print(&Apache::loncommon::help_open_topic('Docs_Adding_Course_Doc',
+		     'Editing the Table of Contents for your Course'));
+       $r->print(<<ENDCOURSEVERIFY);
+<form name="renameform" method="post" action="/adm/coursedocs">
+<input type="hidden" name="title" />
+<input type="hidden" name="cmd" />
+<input type="hidden" name="folder" />
+</form>
+<form name="simpleedit" method="post" action="/adm/coursedocs">
+<input type=hidden name="importdetail" value="">
+<input type="hidden" name="folder" />
+</form>
+<form action="/adm/coursedocs" method="post" name="courseverify">
+<input type="submit" name="verify" value="Verify Content" />
+<input type="submit" name="versions" value="Check Resource Versions" />
+</form>
+ENDCOURSEVERIFY
+    }
+# --------------------------------------------------------- Standard documents
+    $r->print('<table border=2 cellspacing=4 cellpadding=4>');
+    if (($standard) && ($allowed) && (!$forcesupplement)) {
+       $r->print('<tr><td bgcolor="#BBBBBB"><h2>Main Course Documents'.
+  ($allowed?' '.$help{'Main_Course_Documents'}:'').'</h2>');
+       my $folder=$ENV{'form.folder'};
+       unless ($folder=~/^default/) { $folder='default'; }
+       $hadchanges=0;
+       &editor($r,$coursenum,$coursedom,$folder,$allowed);
+       if ($hadchanges) {
+	   $r->print('<form method="post" action="/adm/roles">'.
+'<input type=hidden name=orgurl value="/adm/coursedocs" /><input type=hidden name=selectrole value=1 /><h3><font color="red">Changes will become active for your current session after <input type="submit" name="'.
+$ENV{'request.role'}.'" value="re-initializing course" />, or the next time you log in.</font></h3></form>');
+       }
+       my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
+                     '.sequence';
+
+       $r->print(<<ENDFORM);
+<table cellspacing=4 cellpadding=4><tr>
+<th bgcolor="#DDDDDD">Upload a new main course document</th>
+<th bgcolor="#DDDDDD">Import a published document</th>
+<th bgcolor="#DDDDDD">Special documents</th>
+</tr>
+<tr><td bgcolor="#DDDDDD">
+File:<br />
+<form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
+<input type="file" name="uploaddoc" size="50">
+<br />
+Title:<br /> 
+<input type="text" size="50" name="comment">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type="hidden" name="cmd" value="upload_default">
+<input type="submit" value="Upload Document">
+ $help{'Uploading_From_Harddrive'}</form>
+</td>
+<td bgcolor="#DDDDDD">
+<form action="/adm/coursedocs" method="post" name="simpleeditdefault">
+<input type=button onClick=
+"javascript:document.forms.simpleedit.folder.value='$folder';groupsearch()" value="Search">
+<input type=button onClick=
+"javascript:document.forms.simpleedit.folder.value='$folder';groupimport();" value="Import">
+$help{'Importing_LON-CAPA_Resource'}</form>
+</td><td bgcolor="#DDDDDD">
+<form action="/adm/coursedocs" method="post" name="newfolder">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" value="">
+<input name="newfolder" type="button"
+onClick="javascript:makenewfolder(this.form,'$folderseq');"
+value="New Folder" /> $help{'Adding_Folders'}
+</form>
+<form action="/adm/coursedocs" method="post" name="newext">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" value="">
+<input name="newext" type="button" onClick="javascript:makenewext('newext');"
+value="External Resource" /> $help{'Adding_External_Resource'}
+</form>
+<form action="/adm/coursedocs" method="post" name="newsyl">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" 
+value="Syllabus=/public/$coursedom/$coursenum/syllabus">
+<input name="newsyl" type="submit" value="Syllabus" /> 
+ $help{'Creating_From_Template'}</form>
+<form action="/adm/coursedocs" method="post" name="newnav">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" 
+value="Navigate Content=/adm/navmaps">
+<input name="newnav" type="submit" value="Navigate Content" />
+$help{'Navigate_Content'}
+</form>
+<form action="/adm/coursedocs" method="post" name="newsmppg">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" value="">
+<input name="newsmppg" type="button" value="Simple Page"
+onClick="javascript:makesmppage();" /> $help{'Creating_From_Template'}
+</form>
+<form action="/adm/coursedocs" method="post" name="newbul">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" value="">
+<input name="newbulletin" type="button" value="Bulletin Board"
+onClick="javascript:makebulboard();" />
+$help{'Creating_From_Template'}</form>
+<form action="/adm/coursedocs" method="post" name="newaboutme">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" 
+value="$plainname=/adm/$udom/$uname/aboutme">
+<input name="newaboutme" type="submit" value="My Personal Info" />
+$help{'Creating_From_Template'}</form>
+</td></tr>
+</table>
+ENDFORM
+       $r->print('</td></tr>');
+    }
+# ----------------------------------------------------- Supplemental documents
+    if (!$forcestandard) {
+       $r->print(
+  '<tr><td bgcolor="#BBBBBB"><h2>Supplemental Course Documents'.
+  ($allowed?' '.$help{'Supplemental'}:'').'</h2>');
+       my $folder=$ENV{'form.folder'};
+       unless ($folder=~/supplemental/) { $folder='supplemental'; }
+       &editor($r,$coursenum,$coursedom,$folder,$allowed);
+       if ($allowed) {
+       my $folderseq=
+                  '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
+                     '.sequence';
+
+          $r->print(<<ENDSUPFORM);
+<table cellspacing=4 cellpadding=4><tr>
+<th bgcolor="#DDDDDD">Upload a new supplemental course document</th>
+<th bgcolor="#DDDDDD">Import a published document</th>
+<th bgcolor="#DDDDDD">Special documents</th>
+</tr>
+<tr><td bgcolor="#DDDDDD">
+<form action="/adm/coursedocs" method="post" enctype="multipart/form-data">
+<input type="file" name="uploaddoc" size="50">
+<br />Comment:<br />
+<textarea cols=50 rows=4 name='comment'>
+</textarea>
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type="hidden" name="cmd" value="upload_supplemental">
+<input type="submit" value="Upload Document">
+ $help{'Uploading_From_Harddrive'}</form>
+</td>
+<td bgcolor="#DDDDDD">
+<form action="/adm/coursedocs" method="post" name="simpleeditsupplement">
+<input type=hidden name="importdetail" value="">
+<input type=button onClick=
+"javascript:document.forms.simpleedit.folder.value='$folder';groupsearch()" value="Search">
+<input type=button onClick=
+"javascript:document.forms.simpleedit.folder.value='$folder';groupimport();" value="Import">$help{'Importing_LON-CAPA_Resource'}
+</form>
+</td><td bgcolor="#DDDDDD">
+<form action="/adm/coursedocs" method="post" name="supnewfolder">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" value="">
+<input name="newfolder" type="button"
+onClick="javascript:makenewfolder(this.form,'$folderseq');"
+value="New Folder" /> $help{'Adding_Folders'}
+</form>
+<form action="/adm/coursedocs" method="post" name="supnewext">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" value="">
+<input name="newext" type="button" 
+onClick="javascript:makenewext('supnewext');"
+value="External Resource" /> $help{'Adding_External_Resource'}
+</form>
+<form action="/adm/coursedocs" method="post" name="supnewsyl">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" 
+value="Syllabus=/public/$coursedom/$coursenum/syllabus">
+<input name="newsyl" type="submit" value="Syllabus" />
+$help{'Creating_From_Template'}</form>
+<form action="/adm/coursedocs" method="post" name="subnewaboutme">
+<input type="hidden" name="folder" value="$folder">
+<input type="hidden" name="foldername" value="$ENV{'form.foldername'}">
+<input type=hidden name="importdetail" 
+value="$plainname=/adm/$udom/$uname/aboutme">
+<input name="newaboutme" type="submit" value="My Personal Info" />
+$help{'Creating_From_Template'}</form>
+</td></tr>
+</table></td></tr>
+ENDSUPFORM
+       }
+    }
+    if ($allowed) {
+	$r->print('<form name="extimport"><input type="hidden" name="title"><input type="hidden" name="url"><input type="hidden" name="useform"></form>');
+    }
+    $r->print('</table>');
+  } else {
+# -------------------------------------------------------- This is showdoc mode
+      $r->print("<h1>Uploaded Document</h1><p>It is recommended that you use an up-to-date virus scanner before handling this file.</p><p><table>".
+         &entryline(0,"Click to download or use your browser's Save Link function",$showdoc).'</table></p>');
+  }
+ }
+ $r->print('</body></html>');
+ return OK;
 } 
 
 1;