--- loncom/lond	2009/04/11 14:47:46	1.413
+++ loncom/lond	2009/06/11 19:19:51	1.416
@@ -2,7 +2,7 @@
 # The LearningOnline Network
 # lond "LON Daemon" Server (port "LOND" 5663)
 #
-# $Id: lond,v 1.413 2009/04/11 14:47:46 raeburn Exp $
+# $Id: lond,v 1.416 2009/06/11 19:19:51 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -54,12 +54,12 @@ use LONCAPA::lonssl;
 use Fcntl qw(:flock);
 use Apache::lonnet;
 
-my $DEBUG = 1;		       # Non zero to enable debug log entries.
+my $DEBUG = 0;		       # Non zero to enable debug log entries.
 
 my $status='';
 my $lastlog='';
 
-my $VERSION='$Revision: 1.413 $'; #' stupid emacs
+my $VERSION='$Revision: 1.416 $'; #' stupid emacs
 my $remoteVERSION;
 my $currenthostid="default";
 my $currentdomainid;
@@ -4343,12 +4343,12 @@ sub dump_domainroles_handler {
             my ($start,$end) = split(/:/,&unescape($value));
             my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,&unescape($key));
             unless ($startfilter eq '.' || !defined($startfilter)) {
-                if ($start >= $startfilter) {
+                if ((defined($start)) && ($start >= $startfilter)) {
                     $match = 0;
                 }
             }
             unless ($endfilter eq '.' || !defined($endfilter)) {
-                if ($end <= $endfilter) {
+                if ((defined($end)) && ($end <= $endfilter)) {
                     $match = 0;
                 }
             }
@@ -4928,6 +4928,37 @@ sub get_institutional_defaults_handler {
 &register_handler("autoinstcodedefaults",
                   \&get_institutional_defaults_handler,0,1,0);
 
+sub get_possible_instcodes_handler {
+    my ($cmd, $tail, $client)   = @_;
+    my $userinput               = "$cmd:$tail";
+
+    my $reply;
+    my $cdom = $tail;
+    my (@codetitles,%cat_titles,%cat_order);
+    my $formatreply = &localenroll::possible_instcodes($cdom,
+                                                       \@codetitles,
+                                                       \%cat_titles,
+                                                       \%cat_order);
+    if ($formatreply eq 'ok') {
+        my $result = join('&',map {&escape($_);} (@codetitles)).':';
+        foreach my $key (keys(%cat_titles)) {
+            $result .= &escape($key).'='.&Apache::lonnet::freeze_escape($cat_titles{$key}).'&';
+        }
+        $result =~ s/\&$//;
+        $result .= ':';
+        foreach my $key (keys(%cat_order)) {
+            $result .= &escape($key).'='.&Apache::lonnet::freeze_escape($cat_order{$key}).'&';
+        }
+        $result =~ s/\&$//;
+        &Reply($client,\$result,$userinput);
+    } else {
+        &Reply($client, "format_error\n", $userinput);
+    }
+    return 1;
+}
+&register_handler("autopossibleinstcodes",
+                  \&get_possible_instcodes_handler,0,1,0);
+
 sub get_institutional_user_rules {
     my ($cmd, $tail, $client)   = @_;
     my $userinput               = "$cmd:$tail";