--- loncom/lonnet/perl/lonnet.pm	2011/01/11 22:36:11	1.1056.4.19
+++ loncom/lonnet/perl/lonnet.pm	2011/03/04 02:02:37	1.1056.4.22
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.1056.4.19 2011/01/11 22:36:11 raeburn Exp $
+# $Id: lonnet.pm,v 1.1056.4.22 2011/03/04 02:02:37 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -5754,7 +5754,7 @@ sub allowed {
        my $unamedom=$env{'user.name'}.':'.$env{'user.domain'};
        if ($env{'course.'.$env{'request.course.id'}.'.'.$priv.'.roles.denied'}
 	   =~/\Q$rolecode\E/) {
-	   if ($priv ne 'pch') { 
+           if (($priv ne 'pch') && ($priv ne 'plc')) {
 	       &logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.':'.
 			'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode.' in '.
 			$env{'request.course.id'});
@@ -5764,7 +5764,7 @@ sub allowed {
 
        if ($env{'course.'.$env{'request.course.id'}.'.'.$priv.'.users.denied'}
 	   =~/\Q$unamedom\E/) {
-	   if ($priv ne 'pch') { 
+           if (($priv ne 'pch') && ($priv ne 'plc')) {
 	       &logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.
 			'Denied by user: '.$priv.' for '.$uri.' as '.$unamedom.' in '.
 			$env{'request.course.id'});
@@ -5778,7 +5778,7 @@ sub allowed {
    if ($thisallowed=~/R/) {
        my $rolecode=(split(/\./,$env{'request.role'}))[0];
        if (&metadata($uri,'roledeny')=~/\Q$rolecode\E/) {
-	   if ($priv ne 'pch') { 
+           if (($priv ne 'pch') && ($priv ne 'plc')) {
 	       &logthis($env{'user.domain'}.':'.$env{'user.name'}.':'.$env{'user.home'}.':'.
 			'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode);
 	   }
@@ -8578,7 +8578,7 @@ sub metadata {
     if (($uri eq '') || 
 	(($uri =~ m|^/*adm/|) && 
 	     ($uri !~ m|^adm/includes|) && ($uri !~ m|/bulletinboard$|)) ||
-        ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ /^\*uploaded\/.+\.sequence$/) || ($uri =~ m{^/*uploaded/$match_domain/$match_courseid/docs/})) {
+        ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$}) || ($uri =~ m{^/*uploaded/$match_domain/$match_courseid/docs/})) {
 	return undef;
     }
     if (($uri =~ /^~/ || $uri =~ m{home/$match_username/public_html/}) 
@@ -8968,7 +8968,8 @@ sub symbverify {
         }
         my $ids=$bighash{'ids_'.&clutter($thisurl)};
         unless ($ids) { 
-           $ids=$bighash{'ids_/'.$thisurl};
+           my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl;
+           $ids=$bighash{$idkey};
         }
         if ($ids) {
 # ------------------------------------------------------------------- Has ID(s)
@@ -8981,7 +8982,8 @@ sub symbverify {
   &symbclean(&declutter($bighash{'map_id_'.$mapid}).'___'.$resid.'___'.$thisfn)
    eq $symb) { 
 		   if (($env{'request.role.adv'}) ||
-		       $bighash{'encrypted_'.$id} eq $env{'request.enc'}) {
+		       ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) ||
+		       ($thisurl eq '/adm/navmaps')) {
 		       $okay=1; 
 		   }
 	       }