--- loncom/interface/coursecatalog.pm	2007/01/12 23:37:22	1.18
+++ loncom/interface/coursecatalog.pm	2007/10/02 01:10:27	1.21
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler for displaying the course catalog interface
 #
-# $Id: coursecatalog.pm,v 1.18 2007/01/12 23:37:22 raeburn Exp $
+# $Id: coursecatalog.pm,v 1.21 2007/10/02 01:10:27 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -46,22 +46,24 @@ sub handler {
     if ($r->header_only) {
         return OK;
     }
-    my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
-    my $lonid=$cookies{'lonID'};
+    my $handle = &Apache::lonnet::check_for_valid_session($r);
     my $lonidsdir=$r->dir_config('lonIDsDir');
-    my $handle;
-    if ($lonid) {
-	$handle=&LONCAPA::clean_handle($lonid->value);
-    }
-    if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) {
+    if ($handle ne '') {
         &Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle);
     }
     &Apache::lonacc::get_posted_cgi($r);
     &Apache::lonlocal::get_language_handle($r);
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['sortby']);
-    my $codedom = $Apache::lonnet::perlvar{'lonDefDomain'};
+    my $codedom = &Apache::lonnet::default_login_domain(); 
+
+    if (($env{'user.domain'} ne '') && ($env{'user.domain'} ne 'public')) { 
+        $codedom = $env{'user.domain'};
+        if ($env{'request.role.domain'} ne '') {
+            $codedom = $env{'request.role.domain'};
+        }
+    }
     my $formname = 'coursecatalog';
-    my $domdesc = $Apache::lonnet::domaindescription{$codedom};
+    my $domdesc = &Apache::lonnet::domain($codedom,'description');
 
     &Apache::lonhtmlcommon::clear_breadcrumbs();
     if ($env{'form.coursenum'} ne '' && &user_is_known()) {
@@ -87,10 +89,13 @@ sub course_details {
                                              'add_entries' => \%add_entries,
                                              'no_inline_link'   => 1,});
     $r->print($start_page);
+    if ($env{'form.numtitles'} > 0) {
+        &Apache::lonhtmlcommon::add_breadcrumb
+                ({href=>"/adm/coursecatalog",
+                  text=>"Select courses"});
+    }
     &Apache::lonhtmlcommon::add_breadcrumb
-            ({href=>"/adm/coursecatalog",
-              text=>"Select courses"},
-             {href=>"javascript:document.$formname.submit()",
+             ({href=>"javascript:document.$formname.submit()",
               text=>"Course listing"},
              {text=>"Course details"});
     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Details'));
@@ -204,11 +209,16 @@ function setCourseId(caller) {
                                              'no_inline_link'   => 1,});
         $r->print($start_page);
         if ($env{'form.state'} eq 'listing') {
-            &Apache::lonhtmlcommon::add_breadcrumb
-            ({href=>"/adm/coursecatalog",
-              text=>"Select courses"},
-             {text=>"Course listing"});
-             $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Listing'));
+            if ($numtitles > 0) {
+                &Apache::lonhtmlcommon::add_breadcrumb
+                ({href=>"/adm/coursecatalog",
+                  text=>"Select courses"},
+                 {text=>"Course listing"});
+            } else {
+                &Apache::lonhtmlcommon::add_breadcrumb
+                ({text=>"Course listing"});
+            }
+            $r->print(&Apache::lonhtmlcommon::breadcrumbs('Course Listing'));
         } else {
             &Apache::lonhtmlcommon::add_breadcrumb
             ({href=>"/adm/coursecatalog",
@@ -267,7 +277,8 @@ function setCourseId(caller) {
         if ($numtitles > 0) {
             $r->print('<input type="submit" name="catalogfilter" value="'.&mt('Display courses').'" />');
         }
-        $r->print('</form>');
+        $r->print('<input type="hidden" name="numtitles" value="'.
+                  $numtitles.'" /></form>');
         if (($numtitles > 0) && ($env{'form.state'} eq 'listing')) {
             $r->print('<br /><br />');
         }