--- loncom/interface/lonfeedback.pm	2009/01/12 04:38:40	1.255.2.3
+++ loncom/interface/lonfeedback.pm	2008/11/18 19:14:22	1.256
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Feedback
 #
-# $Id: lonfeedback.pm,v 1.255.2.3 2009/01/12 04:38:40 raeburn Exp $
+# $Id: lonfeedback.pm,v 1.256 2008/11/18 19:14:22 jms Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -27,6 +27,133 @@
 #
 ###
 
+=pod
+
+=head1 NAME
+
+Apache::lonfeedback.pm
+
+=head1 SYNOPSIS
+
+Handles feedback from students to instructors and system administrators.
+
+Provides a screenshot of the current resource, as well as previous attempts if the resource was a homework.
+
+Used by lonmsg.pm.
+
+This is part of the LearningOnline Network with CAPA project
+described at http://www.lon-capa.org.
+
+=head1 OVERVIEW
+
+None
+
+=head1 SUBROUTINES
+
+=over
+
+=item discussion_open()
+
+=item discussion_visible()
+
+=item list_discussion()
+
+=item send_feedback_link()
+
+=item send_message_link()
+
+=item action_links_bar()
+
+=item postingform_display()
+
+=item build_posting_display
+
+=item filter_regexp()
+
+=item get_post_contents()
+
+=item replicate_attachments()
+
+=item mail_screen()
+
+=item print_display_options()
+
+=item print_sortfilter_options()
+
+=item print_showposters()
+
+=item get_post_versions()
+
+=item get_post_attachments()
+
+=item fail_redirect()
+
+=item redirect_back()
+
+=item no_redirect_back()
+
+=item screen_header()
+
+=item resource_output()
+
+=item clear_out_html()
+
+=item assemble_email()
+
+=item feedback_available()
+
+=item send_msg()
+
+=item adddiscuss()
+
+=item get_discussion_info()
+
+=item show_preview()
+
+=item newline_to_br()
+
+=item generate_preview_button()
+
+=item modify_attachments()
+
+=item process_attachments()
+
+=item generate_attachments_button()
+
+=item extract_attachments()
+
+=item construct_attachmenturl()
+
+=item add_blog_checkbox()
+
+=item has_discussion()
+
+=item sort_filter_names()
+
+=item handler()
+
+=item blocked_reply_or_edit()
+
+=item wrap_symb()
+
+=item dewrapper()
+
+=item get_feedurl()
+
+=item get_feedurl_and_clean_symb()
+
+=item editing_allowed()
+
+=item check_group_priv()
+
+=item group_args()
+
+=item get_resource_title()
+
+=back
+
+=cut
+
 package Apache::lonfeedback;
 
 use strict;
@@ -625,7 +752,7 @@ END
                             $filterchoice .= ' '.$role_types{$role}.',';
                         }
                         $filterchoice =~ s/,$//;
-                        $filterchoice .= '<br />'.('&nbsp;' x8);
+                        $filterchoice .= '<br />&nbsp;&nbsp&nbsp;&nbsp;&nbsp;&nbsp;&nbsp&nbsp;';
                     }
                     if ($statusfilter) {
                         $filterchoice .= '<i>'.&mt('status').'</i>-&nbsp;'.$status_types{$statusfilter};
@@ -794,7 +921,7 @@ sub action_links_bar {
             $discussion .= '&previous='.$prevread;
         }
         $discussion .= &group_args($group);
-        $discussion .='">'.&mt('Sorting/Filtering options').'</a>'.('&nbsp;' x2);
+        $discussion .='">'.&mt('Sorting/Filtering options').'</a>&nbsp;&nbsp';
     } else {
         $discussion .= '<td align="left">';
     }
@@ -1618,7 +1745,7 @@ END
       $comment = &unescape($env{'form.comment'});
       &process_attachments(\@currnewattach,\@currdelold,\@keepold);
   }
-  my $latexHelp=&Apache::loncommon::helpLatexCheatsheet(undef,undef,1);
+  my $latexHelp=&Apache::loncommon::helpLatexCheatsheet();
   my $send=&mt('Send');
   my $alert = &mt('Please select a feedback type.');
   my $js= <<END;
@@ -3247,18 +3374,12 @@ function setblogvalue() {
 sub has_discussion {
     my $resourcesref = shift;
     my $navmap = Apache::lonnavmaps::navmap->new();
-    if (defined($navmap)) {
-        my @allres=$navmap->retrieveResources();
-        foreach my $resource (@allres) {
-            if ($resource->hasDiscussion()) {
-                my $ressymb = $resource->wrap_symb();
-                if (ref($resourcesref) eq 'ARRAY') {
-                    push(@{$resourcesref}, $ressymb);
-                }
-            }
+    my @allres=$navmap->retrieveResources();
+    foreach my $resource (@allres) {
+        if ($resource->hasDiscussion()) {
+            my $ressymb = $resource->wrap_symb();
+            push(@{$resourcesref}, $ressymb);
         }
-    } else {
-        &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
     }
     return;
 }
@@ -3660,7 +3781,7 @@ ENDREDIR
   } else {
 # ------------------------------------------------------------- Normal feedback
       my $feedurl=$env{'form.postdata'};
-      $feedurl=~s/^https?\:\/\///;
+      $feedurl=~s/^http\:\/\///;
       $feedurl=~s/^$ENV{'SERVER_NAME'}//;
       $feedurl=~s/^$ENV{'HTTP_HOST'}//;
       $feedurl=~s/\?.+$//;