--- loncom/interface/lonfeedback.pm	2010/01/25 02:27:09	1.287
+++ loncom/interface/lonfeedback.pm	2010/06/02 14:11:15	1.294
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Feedback
 #
-# $Id: lonfeedback.pm,v 1.287 2010/01/25 02:27:09 raeburn Exp $
+# $Id: lonfeedback.pm,v 1.294 2010/06/02 14:11:15 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -49,13 +49,22 @@ use LONCAPA;
 
 sub discussion_open {
     my ($status,$symb)=@_;
+# Advanced roles can always discuss
     if ($env{'request.role.adv'}) { return 1; }
+# Get discussion closing date
+    my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
+# If it is defined and in the future, the instructor wants this discussion to be open
+    if (defined($close) && $close ne '' && $close > time) {
+        return 1;
+    }
+# It was not explicitly open, check if the problem is available.
+# If the problem is not available, close the discussion 
     if (defined($status) &&
 	!($status eq 'CAN_ANSWER' || $status eq 'CANNOT_ANSWER'
 	  || $status eq 'OPEN')) {
 	return 0;
     }
-    my $close=&Apache::lonnet::EXT('resource.0.discussend',$symb);
+# The problem is available, but check if the instructor explictly closed discussion
     if (defined($close) && $close ne '' && $close < time) {
 	return 0;
     }
@@ -273,10 +282,6 @@ sub list_discussion {
     my %anonhash=();
     my $anoncnt=0;
     my $target='';
-    unless ($env{'browser.interface'} eq 'textual' ||
-	    $env{'environment.remote'} eq 'off' ) {
-	$target='target="LONcom"';
-    }
 
     my $now = time;
     $discinfo{$visitkey} = $visit;
@@ -416,7 +421,6 @@ imscp_v1p1.xsd http://www.imsglobal.org/
             }
 	} else {
             my $colspan=$maxdepth+1;
-#JW
             $discussion.= &Apache::lonhtmlcommon::scripttag(qq|
    function verifydelete (caller,symb,idx,newflag,previous,groupparm) {
        var symbparm = symb+':::'+idx
@@ -744,7 +748,11 @@ END
 	    if ($outputtarget ne 'tex') {
 		$discussion.= &send_feedback_link($ressymb,$target);
             }
-	}
+	} else {
+            if ($outputtarget ne 'tex') {
+                $discussion.= &mt('This discussion is closed.');
+            }
+        }
         if ($outputtarget ne 'tex') {
 	    $discussion.= &send_message_link($ressymb);
         }
@@ -769,7 +777,7 @@ sub send_message_link {
     my $output = '<span class="LC_message_link">'.
                  '  <a href="/adm/feedback?sendmessageonly=1&amp;symb='.
                  &escape($ressymb).'"><img alt="" class="LC_noBorder" src="'.
-                 &Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').
+                 &Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').
                  '" border="0" /><span class="LC_menubuttons_inline_text">'.&mt('Send Feedback').'</span></a></span>';
     return $output;
 }
@@ -1142,7 +1150,7 @@ sub build_posting_display {
                             }
                         }
 		        if ($viewgrades) {
-			        $vgrlink=&Apache::loncommon::submlink('Submissions',
+			        $vgrlink=&Apache::loncommon::submlink(&mt('Submissions'),
                             $contrib{$idx.':sendername'},$contrib{$idx.':senderdomain'},$ressymb);
 		        }
                         if ($$dischash{$readkey}=~/\.$idx\./) { 
@@ -1256,7 +1264,7 @@ sub build_posting_display {
                             }
                             $$discussionitems[$idx] .= '<td align="left">&nbsp;&nbsp;'.
                                 '<b>'.$subject.'</b>&nbsp;&nbsp;'.
-                                $sender.$vgrlink.' ('.
+                                $sender.' '.$vgrlink.' ('.
                                 &Apache::lonlocal::locallocaltime($posttime).')</td>';
                             if ($$dischash{$toggkey}) {
                                 $$discussionitems[$idx].='<td align="right">&nbsp;&nbsp;'.
@@ -2402,7 +2410,7 @@ sub fail_redirect {
   my ($r,$feedurl) = @_;
   if ($feedurl=~/^\/adm\//) { $feedurl.='?register=1' };
   my %lt = &Apache::lonlocal::texthash(
-                 'sorr' => 'Sorry, no recipients  ...',
+                 'sorr' => 'Sorry, no recipients ...',
   );
   my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
   $r->print(&Apache::loncommon::start_page('Feedback not sent',undef,
@@ -2515,10 +2523,6 @@ sub redirect_back {
   &Apache::lonenc::check_encrypt(\$feedurl);
   my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
   my %onload;
-  if ($env{'environment.remote'} ne 'off') {
-      $onload{'onload'} =
-	  "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
-  }
   my $start_page=
       &Apache::loncommon::start_page('Feedback sent',undef,
 				     {'redirect'    => [0,$feedurl],
@@ -2549,13 +2553,9 @@ ENDREDIR
 
 sub no_redirect_back {
   my ($r,$feedurl) = @_;
-  my $nofeed=&mt('Sorry, no feedback possible on this resource  ...');
+  my $nofeed=&mt('Sorry, no feedback possible on this resource ...');
  
   my %onload;
-  if ($env{'environment.remote'} ne 'off') {
-      $onload{'onload'} = 
-	  "if (window.name!='loncapaclient') { self.window.close(); }";
-  }
 
   my %body_options = ('only_body'   => 1,
 		      'bgcolor'     => '#FFFFFF',
@@ -2648,7 +2648,7 @@ sub screen_header {
         }
     }
     if ($msgoptions) {
-        $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/com.png').'" />'
+        $msgoptions='<h2><img src="'.&Apache::loncommon::lonhttpdurl('/res/adm/pages/feedback.png').'" />'
                    .' '.&mt('Send Feedback').'</h2><p>'.&Apache::lonhtmlcommon::coursepreflink(&mt('Feedback Settings'),'feedback').'</p>'
                    .$msgoptions;
     }
@@ -3564,10 +3564,6 @@ sub handler {
       $r->send_http_header;
       my $logo=&Apache::loncommon::lonhttpdurl('/adm/lonIcons/lonlogos.gif');
       my %onload;
-      if ($env{'environment.remote'} ne 'off') {
-	  $onload{'onload'} =
-	      "if (window.name!='loncapaclient') { this.document.reldt.submit(); self.window.close(); }";
-      }
 
       my $start_page=
 	  &Apache::loncommon::start_page('New posts marked as read',undef,