--- loncom/interface/lonmenu.pm	2005/12/01 19:00:46	1.164
+++ loncom/interface/lonmenu.pm	2006/04/07 21:56:01	1.170
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.164 2005/12/01 19:00:46 albertel Exp $
+# $Id: lonmenu.pm,v 1.170 2006/04/07 21:56:01 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -64,7 +64,8 @@ sub initlittle {
                                                     'Roles':'Courses'),
                                        'docs' => 'Course Documents',
                                        'exit' => 'Exit',
-				       'launch' => 'Launch Remote Control');
+				       'launch' => 'Launch Remote Control',
+                                       'groups' => 'Groups');
 }
 
 # ============================= This gets called at the top of the body section
@@ -82,6 +83,8 @@ sub menubuttons {
     my $navmaps='';
     my $reloadlink='';
     my $docs='';
+    my $groups='';
+    my $showgroups=0;
     my $escurl=&Apache::lonnet::escape(&Apache::lonenc::check_encrypt($env{'request.noversionuri'}));
     my $escsymb=&Apache::lonnet::escape(&Apache::lonenc::check_encrypt($env{'request.symb'}));
     my $face= 'face="Arial,Helvetica,sans-serif"';
@@ -92,6 +95,18 @@ sub menubuttons {
             $escurl = &Apache::lonnet::escape($returnurl);
         }
     }
+    if ($env{'request.course.id'}) {
+        my %coursegroups;
+        my $viewgrps_permission =                                                
+                     &Apache::lonnet::allowed('vcg',$env{'request.course.id'});
+        if (!$viewgrps_permission) {
+            %coursegroups = &Apache::lonnet::get_active_groups($env{'user.domain'},$env{'user.name'},$env{'course.'.$env{'request.course.id'}.'.domain'}, $env{'course.'.$env{'request.course.id'}.'.num'});
+        }
+        if ((keys(%coursegroups) > 0) || ($viewgrps_permission)) {
+            $showgroups = 1;
+        }
+    }
+
     if ($env{'browser.interface'} eq 'textual') {
 # Textual display only
         $pgbg='#FFFFFF';
@@ -114,6 +129,12 @@ ENDRELOAD
 <a href="/adm/coursedocs" target="_top"><font $face color="$font">$lt{'docs'}</font></a>
 ENDDOCS
             }
+            if ($showgroups) {
+                $groups =(<<ENDGROUPS);
+<td bgcolor="$tabbg">
+<a href="/adm/coursegroups" target="_top"><font $face color="$font">$lt{'groups'}</font></a></td>
+ENDGROUPS
+            }
 	}
         my $form=&serverform();
         my $utility=&utilityfunctions();
@@ -123,7 +144,7 @@ ENDDOCS
 $utility
 </script>
 <a href="/adm/menu" target="_top">$lt{'main'}</a>
-$reloadlink $navmaps $docs
+$reloadlink $navmaps $docs $groups
 <a href="/adm/roles" target="_top"><font $face color="$font">$lt{'roles'}</font></a>
 <a href="/adm/logout" target="_top"><font $face color="$font">$lt{'exit'}</font></a>
 <br />
@@ -192,6 +213,12 @@ ENDNAV
 <a href="/adm/coursedocs" target="_top"><font $face color="$font">$lt{'docs'}</font></a></td>
 ENDDOCS
             }
+            if ($showgroups) {
+                $groups =(<<ENDGROUPS);
+<td bgcolor="$tabbg">
+<a href="/adm/coursegroups" target="_top"><font $face color="$font">$lt{'groups'}</font></a></td>
+ENDGROUPS
+            }
 	    if (
 		($env{'request.noversionuri'}=~m[^/(res|public)/] &&
 		 $env{'request.symb'} eq '')
@@ -239,6 +266,7 @@ $utility
 $reloadlink
 $navmaps
 $docs
+$groups
 <td bgcolor="$tabbg">
 <a href="/adm/remote?action=launch&amp;url=$escurl" target="_top">
 <font $face color="$font">$lt{'launch'}</font></a></td>
@@ -251,9 +279,9 @@ $docs
 <td bgcolor="$tabbg">
 <img align="right" src="$logo" alt="Logo" />
 <b>LON-CAPA</b></td>
-$form
 </tr>
 </table>
+$form
 <script type="text/javascript">
 // END LON-CAPA Internal
 </script>
@@ -1149,12 +1177,18 @@ function catalog_info() {
 function chat_win() {
    lonchat=window.open('/res/adm/pages/chatroom.html',"LONchat",'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
 }
+
+function group_chat(group) {
+   var url = '/adm/groupchat?group='+group;
+   var winName = 'LONchat_'+group;
+   grpchat=window.open(url,winName,'height=320,width=280,resizable=yes,location=no,menubar=no,toolbar=no');
+}
 ENDUTILITY
 }
 
 sub serverform {
     return(<<ENDSERVERFORM);
-<form name="server" action="/adm/logout" method="post" target="_top">
+<form name="server" action="/adm/logout" method="POST" target="_top">
 <input type="hidden" name="postdata" value="none" />
 <input type="hidden" name="command" value="none" />
 <input type="hidden" name="url" value="none" />
@@ -1165,14 +1199,14 @@ ENDSERVERFORM
 
 sub constspaceform {
     return(<<ENDCONSTSPACEFORM);
-<form name="constspace" action="/adm/logout" method="post" target="_top">
+<form name="constspace" action="/adm/logout" method="POST" target="_top">
 <input type="hidden" name="filename" value="" />
 </form>
-<form name="cstrdelete" action="/adm/cfile" method="post" target="_top">
+<form name="cstrdelete" action="/adm/cfile" method="POST" target="_top">
 <input type="hidden" name="action" value="delete" /> 
 <input type="hidden" name="filename" value="" />
 </form>
-<form name="cstrprint" action="/adm/printout" target="_parent" method="post">
+<form name="cstrprint" action="/adm/printout" target="_parent" method="POST">
 <input type="hidden" name="postdata" value="" />
 <input type="hidden" name="curseed" value="" />
 <input type="hidden" name="problemtype" value="" />
@@ -1207,7 +1241,6 @@ sub handler {
 	$env{'browser.interface'} ne 'textual') {
 	$form=&serverform();
     }
-    my $bodytag=&Apache::loncommon::bodytag('Main Menu');
     my $function='student';
     if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
 	$function='coordinator';
@@ -1237,40 +1270,32 @@ ENDSCRIPT
 	$env{'browser.interface'}='faketextual';
 	$env{'environment.remote'}='off';
     }
-    my $html=&Apache::lonxml::xmlbegin();
-    $r->print(<<ENDHEADER);
-$html
-<head>
-<title>LON-CAPA Main Menu</title>
-$script_tag
-</head>
-$bodytag
-ENDHEADER
+    $r->print(&Apache::loncommon::start_page('Main Menu',$script_tag));
     $r->print('<table>'.&inlinemenu().'</table>'.$form);
-    $r->print('</body></html>');
+    $r->print(&Apache::loncommon::end_page());
     return OK;
 }
 
 # ================================================================ Main Program
 
 BEGIN {
-  if (! defined($readdesk)) {
-   {
-    my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
-    if ( CORE::open( my $config,"<$tabfile") ) {
-        while (my $configline=<$config>) {
-            $configline=(split(/\#/,$configline))[0];
-            $configline=~s/^\s+//;
-            chomp($configline);
-            if ($configline) {
-                $desklines[$#desklines+1]=$configline;
-            }
-        }
-        CORE::close($config);
+    if (! defined($readdesk)) {
+	{
+	    my $tabfile = $Apache::lonnet::perlvar{'lonTabDir'}.'/mydesk.tab';
+	    if ( CORE::open( my $config,"<$tabfile") ) {
+		while (my $configline=<$config>) {
+		    $configline=(split(/\#/,$configline))[0];
+		    $configline=~s/^\s+//;
+		    chomp($configline);
+		    if ($configline) {
+			push(@desklines,$configline);
+		    }
+		}
+		CORE::close($config);
+	    }
+	}
+	$readdesk='done';
     }
-   }
-   $readdesk='done';
-  }
 }
 
 1;