--- loncom/interface/londocs.pm	2006/07/20 15:25:09	1.240
+++ loncom/interface/londocs.pm	2006/11/11 18:36:43	1.246
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.240 2006/07/20 15:25:09 www Exp $
+# $Id: londocs.pm,v 1.246 2006/11/11 18:36:43 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -33,16 +33,15 @@ use Apache::Constants qw(:common :http);
 use Apache::imsexport;
 use Apache::lonnet;
 use Apache::loncommon;
-use Apache::lonratedt;
-use Apache::lonratsrv;
+use LONCAPA::map();
+use Apache::lonratedt();
 use Apache::lonxml;
-use Apache::loncreatecourse;
+use Apache::lonclonecourse;
 use Apache::lonnavmaps;
 use HTML::Entities;
 use GDBM_File;
 use Apache::lonlocal;
 use Cwd;
-use lib '/home/httpd/lib/perl/';
 use LONCAPA;
 
 my $iconpath;
@@ -58,7 +57,7 @@ my $hadchanges;
 
 my %help=();
 
-# Mapread read maps into lonratedt::global arrays 
+# Mapread read maps into LONCAPA::map:: global arrays 
 # @order and @resources, determines status
 # sets @order - pointer to resources in right order
 # sets @resources - array with the resources with correct idx
@@ -67,15 +66,15 @@ my %help=();
 sub mapread {
     my ($coursenum,$coursedom,$map)=@_;
     return
-      &Apache::lonratedt::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
-                                $map);
+      &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+			     $map);
 }
 
 sub storemap {
     my ($coursenum,$coursedom,$map)=@_;
     my ($outtext,$errtext)=
-      &Apache::lonratedt::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
-                                $map,1);
+      &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/'.
+			      $map,1);
     if ($errtext) { return ($errtext,2); }
     
     $hadchanges=1;
@@ -186,13 +185,13 @@ sub dumpcourse {
 	    $r->print('<br /><tt>'.$_.'</tt> => <tt>'.$newfilename.'</tt>: ');
 	    if (my $fh=Apache::File->new('>'.$path.'/'.$newfilename)) {
 		if ($_=~/\.(sequence|page|html|htm|xml|xhtml)$/) {
-		    print $fh &Apache::loncreatecourse::rewritefile(
-         &Apache::loncreatecourse::readfile($env{'request.course.id'},$_),
+		    print $fh &Apache::lonclonecourse::rewritefile(
+         &Apache::lonclonecourse::readfile($env{'request.course.id'},$_),
 				     (%replacehash,$crs => '')
 								    );
 		} else {
 		    print $fh
-         &Apache::loncreatecourse::readfile($env{'request.course.id'},$_);
+         &Apache::lonclonecourse::readfile($env{'request.course.id'},$_);
 		       }
 		$fh->close();
 	    } else {
@@ -230,7 +229,7 @@ sub dumpcourse {
 	$r->print('<h3>'.&mt('Folder in Construction Space').'</h3><input type="text" size="50" name="authorfolder" value="'.$title.'" /><br />');
 	&tiehash();
 	$r->print('<h3>'.&mt('Filenames in Construction Space').'</h3><table border="2"><tr><th>'.&mt('Internal Filename').'</th><th>'.&mt('Title').'</th><th>'.&mt('Save as ...').'</th></tr>');
-	foreach (&Apache::loncreatecourse::crsdirlist($origcrsid,'userfiles')) {
+	foreach (&Apache::lonclonecourse::crsdirlist($origcrsid,'userfiles')) {
 	    $r->print('<tr><td>'.$_.'</td>');
 	    my ($ext)=($_=~/\.(\w+)$/);
 	    my $title=$hash{'title_'.$hash{
@@ -931,13 +930,13 @@ sub group_import {
             }
         }
 	if ($url) {
-	    my $idx = &Apache::lonratedt::getresidx($url);
-	    $Apache::lonratedt::order[$#Apache::lonratedt::order+1]=$idx;
+	    my $idx = &LONCAPA::map::getresidx($url);
+	    $LONCAPA::map::order[$#LONCAPA::map::order+1]=$idx;
 	    my $ext = 'false';
 	    if ($url=~/^http:\/\//) { $ext = 'true'; }
 	    $url =~ s/:/\&colon;/g;
 	    $name =~ s/:/\&colon;/g;
-	    $Apache::lonratedt::resources[$idx] = 
+	    $LONCAPA::map::resources[$idx] = 
 		join ':', ($name, $url, $ext, 'normal', 'res');
 	}
     }
@@ -961,6 +960,9 @@ sub breadcrumbs {
                '&markedcopy_title='.
                &escape($env{'form.markedcopy_title'});
     }
+    my $randompick=-1;
+    my $isencrypted=0;
+    my $ishidden=0;
     while (@folders) {
 	my $folder=shift(@folders);
 	my $foldername=shift(@folders);
@@ -968,17 +970,25 @@ sub breadcrumbs {
 	$folderpath.=$folder.'&'.$foldername;
 	my $url='/adm/coursedocs?folderpath='.
 	    &escape($folderpath);
+            my $name=&unescape($foldername);
+# randompick number, hidden, encrypted is appended with ":"s to the foldername	
+            $name=~s/\:(\d*)\:(\w*)\:(\w*)$//;
+            if ($1 ne '') { 
+               $randompick=$1;
+            } else {
+               $randompick=-1;
+            }
+            if ($2) { $ishidden=1; }
+            if ($3) { $isencrypted=1; }
 	    &Apache::lonhtmlcommon::add_breadcrumb(
 		      {'href'=>$url.$cpinfo,
-		       'title'=>&unescape($foldername),
+		       'title'=>$name,
 		       'text'=>'<font size="+1">'.
-			   &unescape($foldername).'</font>'
+			   $name.'</font>'
 		       });
-		       
-						 
     }
-    return &Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
-					       'LC_docs_path');
+    return (&Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
+					       'LC_docs_path'),$randompick,$ishidden,$isencrypted);
 }
 
 sub editor {
@@ -991,19 +1001,20 @@ sub editor {
     }
     ($errtext,$fatal)=
               &mapread($coursenum,$coursedom,$folder.'.'.$container);
-    if ($#Apache::lonratedt::order<1) {
-	my $idx=&Apache::lonratedt::getresidx();
+    if ($#LONCAPA::map::order<1) {
+	my $idx=&LONCAPA::map::getresidx();
 	if ($idx<=0) { $idx=1; }
-       	$Apache::lonratedt::order[0]=$idx;
-        $Apache::lonratedt::resources[$idx]='';
+       	$LONCAPA::map::order[0]=$idx;
+        $LONCAPA::map::resources[$idx]='';
     }
     if (defined($env{'form.markcopy'})) {
 # Mark for copying
-	my ($title,$url)=split(':',$Apache::lonratedt::resources[$Apache::lonratedt::order[$env{'form.markcopy'}]]);
+	my ($title,$url)=split(':',$LONCAPA::map::resources[$LONCAPA::map::order[$env{'form.markcopy'}]]);
 	$env{'form.markedcopy_title'}=$title;
 	$env{'form.markedcopy_url'}=$url;
     }
-    $r->print(&breadcrumbs($folder));
+    my ($breadcrumbtrail,$randompick,$ishidden,$isencrypted)=&breadcrumbs($folder);
+    $r->print($breadcrumbtrail);
     if ($fatal) {
 	   $r->print('<p><font color="red">'.$errtext.'</font></p>');
     } else {
@@ -1016,19 +1027,19 @@ sub editor {
 		my $idx=$env{'form.setparms'};
 # set parameters
 		if ($env{'form.randpick_'.$idx}) {
-		    &Apache::lonratedt::storeparameter($idx,'parameter_randompick',$env{'form.randpick_'.$idx},'int_pos');
+		    &LONCAPA::map::storeparameter($idx,'parameter_randompick',$env{'form.randpick_'.$idx},'int_pos');
 		} else {
-		    &Apache::lonratedt::delparameter($idx,'parameter_randompick');
+		    &LONCAPA::map::delparameter($idx,'parameter_randompick');
 		}
 		if ($env{'form.hidprs_'.$idx}) {
-		    &Apache::lonratedt::storeparameter($idx,'parameter_hiddenresource','yes','string_yesno');
+		    &LONCAPA::map::storeparameter($idx,'parameter_hiddenresource','yes','string_yesno');
 		} else {
-		    &Apache::lonratedt::delparameter($idx,'parameter_hiddenresource');
+		    &LONCAPA::map::delparameter($idx,'parameter_hiddenresource');
 		}
 		if ($env{'form.encprs_'.$idx}) {
-		    &Apache::lonratedt::storeparameter($idx,'parameter_encrypturl','yes','string_yesno');
+		    &LONCAPA::map::storeparameter($idx,'parameter_encrypturl','yes','string_yesno');
 		} else {
-		    &Apache::lonratedt::delparameter($idx,'parameter_encrypturl');
+		    &LONCAPA::map::delparameter($idx,'parameter_encrypturl');
 		}
 
 		if ($env{'form.newpos'}) {
@@ -1041,29 +1052,29 @@ sub editor {
 		    if ($newpos>$currentpos) {
 # moving stuff up
 			for ($i=0;$i<$currentpos;$i++) {
-			    $neworder[$i]=$Apache::lonratedt::order[$i];
+			    $neworder[$i]=$LONCAPA::map::order[$i];
 			}
 			for ($i=$currentpos;$i<$newpos;$i++) {
-			    $neworder[$i]=$Apache::lonratedt::order[$i+1];
+			    $neworder[$i]=$LONCAPA::map::order[$i+1];
 			}
-                        $neworder[$newpos]=$Apache::lonratedt::order[$currentpos];
-			for ($i=$newpos+1;$i<=$#Apache::lonratedt::order;$i++) {
-			    $neworder[$i]=$Apache::lonratedt::order[$i];
+                        $neworder[$newpos]=$LONCAPA::map::order[$currentpos];
+			for ($i=$newpos+1;$i<=$#LONCAPA::map::order;$i++) {
+			    $neworder[$i]=$LONCAPA::map::order[$i];
 			}
 		    } else {
 # moving stuff down
 			for ($i=0;$i<$newpos;$i++) {
-			    $neworder[$i]=$Apache::lonratedt::order[$i];
+			    $neworder[$i]=$LONCAPA::map::order[$i];
 			}
-			$neworder[$newpos]=$Apache::lonratedt::order[$currentpos];
+			$neworder[$newpos]=$LONCAPA::map::order[$currentpos];
 			for ($i=$newpos+1;$i<$currentpos+1;$i++) {
-			    $neworder[$i]=$Apache::lonratedt::order[$i-1];
+			    $neworder[$i]=$LONCAPA::map::order[$i-1];
 			}
-			for ($i=$currentpos+1;$i<=$#Apache::lonratedt::order;$i++) {
-			    $neworder[$i]=$Apache::lonratedt::order[$i];
+			for ($i=$currentpos+1;$i<=$#LONCAPA::map::order;$i++) {
+			    $neworder[$i]=$LONCAPA::map::order[$i];
 			}
 		    }
-		    @Apache::lonratedt::order=@neworder;
+		    @LONCAPA::map::order=@neworder;
 		}
 # store the changed version
 
@@ -1086,7 +1097,7 @@ sub editor {
 		    my $newurl=$1.$newid.'.'.$2;
 		    my $storefn=$newurl;
                     $storefn=~s/^\/\w+\/\w+\/\w+\///;
-		    &Apache::loncreatecourse::writefile
+		    &Apache::lonclonecourse::writefile
 			($env{'request.course.id'},$storefn,
 			 &Apache::lonnet::getfile($url));
 		    $url=$newurl;
@@ -1098,10 +1109,10 @@ sub editor {
 		if ($url=~/^http\:\/\//) { $ext='true'; }
 		$url=~s/\:/\&colon;/g;
 # Now insert the URL at the bottom
-                my $newidx=&Apache::lonratedt::getresidx($url);
-		$Apache::lonratedt::resources[$newidx]=
+                my $newidx=&LONCAPA::map::getresidx($url);
+		$LONCAPA::map::resources[$newidx]=
 		    $title.':'.$url.':'.$ext.':normal:res';
-		$Apache::lonratedt::order[1+$#Apache::lonratedt::order]=$newidx;
+		$LONCAPA::map::order[1+$#LONCAPA::map::order]=$newidx;
 # Store the result
 		($errtext,$fatal)=&storemap($coursenum,$coursedom,$folder.'.'.$container);
 		if ($fatal) {
@@ -1114,54 +1125,48 @@ sub editor {
 	    if ($env{'form.cmd'}) {
                 my ($cmd,$idx)=split(/\_/,$env{'form.cmd'});
                 if ($cmd eq 'del') {
-		    my (undef,$url)=split(':',$Apache::lonratedt::resources[$Apache::lonratedt::order[$idx]]);
+		    my (undef,$url)=split(':',$LONCAPA::map::resources[$LONCAPA::map::order[$idx]]);
 		    if (($url=~m|/+uploaded/\Q$coursedom\E/\Q$coursenum\E/|) &&
 			($url!~/\.(page|sequence|problem|exam|quiz|assess|survey|form|library|task)$/)) {
 			&Apache::lonnet::removeuploadedurl($url);
 		    } else {
-			&Apache::lonratedt::makezombie($Apache::lonratedt::order[$idx]);
+			&LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
 		    }
-		    for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
-                        $Apache::lonratedt::order[$i]=
-                          $Apache::lonratedt::order[$i+1];
+		    for (my $i=$idx;$i<$#LONCAPA::map::order;$i++) {
+                        $LONCAPA::map::order[$i] = $LONCAPA::map::order[$i+1];
                     }
-                    $#Apache::lonratedt::order--;
+                    $#LONCAPA::map::order--;
                 } elsif ($cmd eq 'cut') {
-		    my (undef,$url)=split(':',$Apache::lonratedt::resources[$Apache::lonratedt::order[$idx]]);
-		    &Apache::lonratedt::makezombie($Apache::lonratedt::order[$idx]);
-		    for (my $i=$idx;$i<$#Apache::lonratedt::order;$i++) {
-                        $Apache::lonratedt::order[$i]=
-                          $Apache::lonratedt::order[$i+1];
+		    my (undef,$url)=split(':',$LONCAPA::map::resources[$LONCAPA::map::order[$idx]]);
+		    &LONCAPA::map::makezombie($LONCAPA::map::order[$idx]);
+		    for (my $i=$idx;$i<$#LONCAPA::map::order;$i++) {
+                        $LONCAPA::map::order[$i] = $LONCAPA::map::order[$i+1];
                     }
-                    $#Apache::lonratedt::order--;
+                    $#LONCAPA::map::order--;
                 } elsif ($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]=$i;
+		  if (($idx) && (defined($LONCAPA::map::order[$idx-1]))) {
+                    my $i=$LONCAPA::map::order[$idx-1];
+                    $LONCAPA::map::order[$idx-1] = $LONCAPA::map::order[$idx];
+                    $LONCAPA::map::order[$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]=$i;
+		   if (defined($LONCAPA::map::order[$idx+1])) {
+                    my $i=$LONCAPA::map::order[$idx+1];
+                    $LONCAPA::map::order[$idx+1] = $LONCAPA::map::order[$idx];
+                    $LONCAPA::map::order[$idx] = $i;
 		   }
                 } elsif ($cmd eq 'rename') {
-                    my $ratstr = $Apache::lonratedt::resources[$Apache::lonratedt::order[$idx]];
+                    my $ratstr = $LONCAPA::map::resources[$LONCAPA::map::order[$idx]];
                     my ($rtitle,@rrest)=split(/\:/,
-                       $Apache::lonratedt::resources[
-				       $Apache::lonratedt::order[$idx]]);
+                       $LONCAPA::map::resources[$LONCAPA::map::order[$idx]]);
                     my $comment=
                      &HTML::Entities::decode($env{'form.title'});
                     $comment=~s/\</\&lt\;/g;
                     $comment=~s/\>/\&gt\;/g;
                     $comment=~s/\:/\&colon;/g;
 		    if ($comment=~/\S/) {
-			$Apache::lonratedt::resources[
-				       $Apache::lonratedt::order[$idx]]=
-				            $comment.':'.join(':',@rrest);
+			$LONCAPA::map::resources[$LONCAPA::map::order[$idx]]=
+			    $comment.':'.join(':',@rrest);
 		    }
 # Devalidate title cache
                     my $renamed_url=$rrest[0];
@@ -1180,7 +1185,7 @@ sub editor {
 # Group import/search
 	    if ($env{'form.importdetail'}) {
 		my @imports;
-		&Apache::lonnet::logthis("imp detail ".$env{'form.importdetail'});
+#		&Apache::lonnet::logthis("imp detail ".$env{'form.importdetail'});
 		foreach (split(/\&/,$env{'form.importdetail'})) {
 		    if (defined($_)) {
 			my ($name,$url)=split(/\=/,$_);
@@ -1202,10 +1207,9 @@ sub editor {
                if ($env{'form.importmap'}=~/\w/) {
 	          foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$env{'form.importmap'}))) {
 		      my ($title,$url,$ext,$type)=split(/\:/,$_);
-                      my $idx=&Apache::lonratedt::getresidx($url);
-                      $Apache::lonratedt::resources[$idx]=$_;
-                      $Apache::lonratedt::order
-		          [$#Apache::lonratedt::order+1]=$idx;
+                      my $idx=&LONCAPA::map::getresidx($url);
+                      $LONCAPA::map::resources[$idx]=$_;
+                      $LONCAPA::map::order[$#LONCAPA::map::order+1]=$idx;
 	          }
 # Store the changed version
   	          ($errtext,$fatal)=&storemap($coursenum,$coursedom,
@@ -1223,11 +1227,21 @@ sub editor {
 # ---------------------------------------------------------------- Print screen
         my $idx=0;
 	my $shown=0;
+        if (($ishidden) || ($isencrypted) || ($randompick>=0)) {
+           $r->print('<p>'.&mt('Parameters').':<ul>'.
+                     ($randompick>=0?'<li>'.&mt('randomly pick [_1] resources',$randompick).'</li>':'').
+                     ($ishidden?'<li>'.&mt('contents hidden').'</li>':'').
+                     ($isencrypted?'<li>'.&mt('URLs hidden').'</li>':'').
+                     '</ul></p>');
+        }                                                                                                     
+        if ($randompick>=0) {
+           $r->print('<p>'.&mt('Caution: this folder is set to randomly pick a subset of resources. Adding or removing resources from this folder will change the set of resources that the students see, resulting in spurious or missing credit for completed problems, not limited to ones you modify. Do not modify the contents of this folder if it is in active student use.').'</p>');
+        }
         $r->print('<table>');
-        foreach (@Apache::lonratedt::order) {
-           my ($name,$url)=split(/\:/,$Apache::lonratedt::resources[$_]);
-	   $name=&Apache::lonratsrv::qtescape($name);
-	   $url=&Apache::lonratsrv::qtescape($url);
+        foreach (@LONCAPA::map::order) {
+           my ($name,$url)=split(/\:/,$LONCAPA::map::resources[$_]);
+	   $name=&LONCAPA::map::qtescape($name);
+	   $url=&LONCAPA::map::qtescape($url);
            unless ($name) {  $name=(split(/\//,$url))[-1]; }
            unless ($name) { $idx++; next; }
            $r->print(&entryline($idx,$name,$url,$folder,$allowed,$_,$coursenum));
@@ -1285,9 +1299,9 @@ sub process_file_upload {
         }
         ($errtext,$fatal)=
               &mapread($coursenum,$coursedom,$folder.'.'.$container);
-        if ($#Apache::lonratedt::order<1) {
-            $Apache::lonratedt::order[0]=1;
-            $Apache::lonratedt::resources[1]='';
+        if ($#LONCAPA::map::order<1) {
+            $LONCAPA::map::order[0]=1;
+            $LONCAPA::map::resources[1]='';
         }
         if ($fatal) {
             return 'failed';
@@ -1303,7 +1317,7 @@ sub process_file_upload {
         }
 # this is for a course, not a user, so set coursedoc flag
 # probably the only place in the system where this should be "1"
-        my $newidx=&Apache::lonratedt::getresidx();
+        my $newidx=&LONCAPA::map::getresidx();
         $destination .= $newidx;
         my $url=&Apache::lonnet::userfileupload('uploaddoc',1,$destination,
 						$parseaction,$allfiles,
@@ -1320,9 +1334,9 @@ sub process_file_upload {
                   $env{'user.domain'}.'___&&&___'.$comment;
         }
 
-        $Apache::lonratedt::resources[$newidx]=
-                  $comment.':'.$url.':'.$ext.':normal:res';
-        $Apache::lonratedt::order[$#Apache::lonratedt::order+1]= $newidx;
+        $LONCAPA::map::resources[$newidx]=
+	    $comment.':'.$url.':'.$ext.':normal:res';
+        $LONCAPA::map::order[$#LONCAPA::map::order+1]= $newidx;
         ($errtext,$fatal)=&storemap($coursenum,$coursedom,
 				    $folder.'.'.$container);
         if ($fatal) {
@@ -1403,7 +1417,7 @@ sub entryline {
     my $renametitle=$title;
     my $foldertitle=$title;
     my $pagetitle=$title;
-    my $orderidx=$Apache::lonratedt::order[$index];
+    my $orderidx=$LONCAPA::map::order[$index];
     if ($title=~ /^(\d+)___&amp;&amp;&amp;___(\w+)___&amp;&amp;&amp;___(\w+)___&amp;&amp;&amp;___(.*)$/	) { 
 	$foldertitle=&Apache::lontexconvert::msgtexconverted($4);
 	$renametitle=$4;
@@ -1439,17 +1453,17 @@ sub entryline {
 	my $incindex=$index+1;
 	my $selectbox='';
 	if (($folder!~/^supplemental/) &&
-	    ($#Apache::lonratedt::order>0) && 
+	    ($#LONCAPA::map::order>0) && 
 	    ((split(/\:/,
-	     $Apache::lonratedt::resources[$Apache::lonratedt::order[0]]))[1] 
+	     $LONCAPA::map::resources[$LONCAPA::map::order[0]]))[1] 
 	     ne '') && 
 	    ((split(/\:/,
-	     $Apache::lonratedt::resources[$Apache::lonratedt::order[1]]))[1] 
+	     $LONCAPA::map::resources[$LONCAPA::map::order[1]]))[1] 
 	     ne '')) {
 	    $selectbox=
 		'<input type="hidden" name="currentpos" value="'.$incindex.'" />'.
 		'<select name="newpos" onChange="this.form.submit()">';
-	    for (my $i=1;$i<=$#Apache::lonratedt::order+1;$i++) {
+	    for (my $i=1;$i<=$#LONCAPA::map::order+1;$i++) {
 		if ($i==$incindex) {
 		    $selectbox.='<option value="" selected="1">('.$i.')</option>';
 		} else {
@@ -1591,7 +1605,11 @@ END
 	} elsif ($url=~m|^/ext/|) { 
 	    $url='/adm/wrapper'.$url;
 	}
-	$url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
+        if (&Apache::lonnet::symbverify($symb,$url)) {
+	    $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
+        } else {
+            $url='';
+        }
 	if ($container eq 'page') {
 	    my $symb=$env{'form.pagesymb'};
 	    	    
@@ -1604,11 +1622,18 @@ END
 	my $foldername=&escape($foldertitle);
 	my $folderpath=$env{'form.folderpath'};
 	if ($folderpath) { $folderpath.='&' };
-	$folderpath.=$folderarg.'&'.$foldername;
+# Append randompick number, hidden, and encrypted with ":" to foldername, 
+# so it gets transferred between levels
+	$folderpath.=$folderarg.'&'.$foldername.':'.(&LONCAPA::map::getparameter($orderidx,
+                                              'parameter_randompick'))[0]
+                                               .':'.((&LONCAPA::map::getparameter($orderidx,
+                                              'parameter_hiddenresource'))[0]=~/^yes$/i)
+                                               .':'.((&LONCAPA::map::getparameter($orderidx,
+                                              'parameter_encrypturl'))[0]=~/^yes$/i);
 	$url.='folderpath='.&escape($folderpath).$cpinfo;
 	$parameterset='<label>'.&mt('Randomly Pick: ').
 	    '<input type="text" size="4" onChange="this.form.submit()" name="randpick_'.$orderidx.'" value="'.
-	    (&Apache::lonratedt::getparameter($orderidx,
+	    (&LONCAPA::map::getparameter($orderidx,
                                               'parameter_randompick'))[0].
                                               '" />'.
 '<font size="-2"><a href="javascript:void(0)">'.&mt('Store').'</a></font></label>';
@@ -1634,15 +1659,16 @@ END
     }
     $line.='<td bgcolor="#FFFFBB"><a href="'.$url.'"><img src="'.$icon.
 	'" border="0"></a></td>'.
-        "<td bgcolor='#FFFFBB'><a href=\"$url\">$title</a></td>";
+        "<td bgcolor='#FFFFBB'>".($url?"<a href=\"$url\">":'').$title.
+        ($url?'</a>':' <font size="-2">'.&mt('(re-initialize course to access)').'</font>')."</td>";
     if (($allowed) && ($folder!~/^supplemental/)) {
  	my %lt=&Apache::lonlocal::texthash(
  			      'hd' => 'Hidden',
  			      'ec' => 'URL hidden');
 	my $enctext=
-	    ((&Apache::lonratedt::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');
+	    ((&LONCAPA::map::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i?' checked="1"':'');
 	my $hidtext=
-	    ((&Apache::lonratedt::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');
+	    ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i?' checked="1"':'');
 	$line.=(<<ENDPARMS);
 <td bgcolor="#BBBBFF"><font size='-2'>
 <nobr><label><input type="checkbox" name="hidprs_$orderidx" onClick="this.form.submit()" $hidtext /> $lt{'hd'}</label></nobr></td>
@@ -2202,8 +2228,7 @@ sub handler {
 # get personal data 
     my $uname=$env{'user.name'};
     my $udom=$env{'user.domain'};
-    my $plainname=&escape(
-                     &Apache::loncommon::plainname($uname,$udom));
+    my $plainname=&escape(&Apache::loncommon::plainname($uname,$udom));
 
 # graphics settings