--- loncom/interface/lonnavmaps.pm	2005/02/17 08:29:43	1.316
+++ loncom/interface/lonnavmaps.pm	2005/03/15 17:07:10	1.318
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Navigate Maps Handler
 #
-# $Id: lonnavmaps.pm,v 1.316 2005/02/17 08:29:43 albertel Exp $
+# $Id: lonnavmaps.pm,v 1.318 2005/03/15 17:07:10 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -30,6 +30,7 @@
 package Apache::lonnavmaps;
 
 use strict;
+use GDBM_File;
 use Apache::Constants qw(:common :http);
 use Apache::loncommon();
 use Apache::lonmenu();
@@ -1432,7 +1433,15 @@ sub render {
             #$currenturl=~s/^[^\/]+//;
             
             $here = $jump = &Apache::lonnet::symbread($currenturl);
-        }
+        } else {
+	    my $last;
+	    if (tie(my %hash,'GDBM_File',$ENV{'request.course.fn'}.'_symb.db',
+                    &GDBM_READER(),0640)) {
+		$last=$hash{'last_known'};
+		untie(%hash);
+	    }
+	    if ($last) { $here = $jump = $last; }
+	}
 
         # Step three: Ensure the folders are open
         my $mapIterator = $navmap->getIterator(undef, undef, undef, 1);
@@ -2557,11 +2566,11 @@ want to know is if I<any> resources matc
 parameter will allow you to avoid potentially expensive enumeration of
 all matching resources.
 
-=item * B<hasResource>(map, filterFunc, recursive):
+=item * B<hasResource>(map, filterFunc, recursive, showall):
 
 Convience method for
 
- scalar(retrieveResources($map, $filterFunc, $recursive, 1)) > 0
+ scalar(retrieveResources($map, $filterFunc, $recursive, 1, $showall)) > 0
 
 which will tell whether the map has resources matching the description
 in the filter function.
@@ -2644,8 +2653,9 @@ sub hasResource {
     my $map = shift;
     my $filterFunc = shift;
     my $recursive = shift;
+    my $showall = shift;
     
-    return scalar($self->retrieveResources($map, $filterFunc, $recursive, 1)) > 0;
+    return scalar($self->retrieveResources($map, $filterFunc, $recursive, 1, $showall)) > 0;
 }
 
 1;