--- loncom/interface/lonnavmaps.pm	2004/09/13 20:06:57	1.288
+++ loncom/interface/lonnavmaps.pm	2004/09/19 14:47:37	1.293
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Navigate Maps Handler
 #
-# $Id: lonnavmaps.pm,v 1.288 2004/09/13 20:06:57 albertel Exp $
+# $Id: lonnavmaps.pm,v 1.293 2004/09/19 14:47:37 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -127,7 +127,7 @@ sub nav_control_js {
 
 function gonav(url) {
    if (w_loncapanav_flag != 1) {
-      go(url);
+      gopost(url,'');
    }  else {
       navwindow=window.open(url,
                   "loncapanav","height=600,width=400,scrollbars=1"); 
@@ -1685,7 +1685,12 @@ END
 		return &$oldFilterFunc($res);
 	    };
 	@resources=$navmap->retrieveResources(undef,$filterFunc);
-	@resources= sort {lc($a->compTitle) cmp lc($b->compTitle)} @resources;
+	@resources= sort {
+	    my ($atitle,$btitle) = (lc($a->compTitle),lc($b->compTitle));
+	    $atitle=~s/^\s*//;
+	    $btitle=~s/^\s*//;
+	    return $atitle cmp $btitle
+	    } @resources;
     } elsif ($args->{'sort'} eq 'duedate') {
 	@resources=$navmap->retrieveResources(undef,
 					       sub { shift->is_problem(); });
@@ -3900,6 +3905,16 @@ Returns the number of parts of the probl
 for single part problems, returns 1. For multipart, it returns the
 number of parts in the problem, not including psuedo-part 0. 
 
+=item * B<countResponses>():
+
+Returns the total number of responses in the problem a student can answer.
+
+=item * B<responseTypes>():
+
+Returns a hash whose keys are the response types.  The values are the number 
+of times each response type is used.  This is for the I<entire> problem, not 
+just a single part.
+
 =item * B<multipart>():
 
 Returns true if the problem is multipart, false otherwise. Use this instead
@@ -3946,6 +3961,26 @@ sub countParts {
     return scalar(@{$parts}); # + $delta;
 }
 
+sub countResponses {
+    my $self = shift;
+    my $count;
+    foreach my $part (@{$self->parts()}) {
+        $count+= scalar($self->responseIds($part));
+    }
+    return $count;
+}
+
+sub responseTypes {
+    my $self = shift;
+    my %responses;
+    foreach my $part ($self->parts()) {
+        foreach my $responsetype ($self->responseType($part)) {
+            $responses{$responsetype}++ if (defined($responsetype));
+        }
+    }
+    return %responses;
+}
+
 sub multipart {
     my $self = shift;
     return $self->countParts() > 1;