--- loncom/interface/loncommunicate.pm	2001/11/05 20:36:43	1.6
+++ loncom/interface/loncommunicate.pm	2006/12/07 21:21:04	1.38
@@ -1,75 +1,152 @@
 # The LearningOnline Network
 # Communicate
 #
-# (Internal Server Error Handler
+# $Id: loncommunicate.pm,v 1.38 2006/12/07 21:21:04 albertel Exp $
 #
-# (Login Screen
-# 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14,
-# 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer)
+# Copyright Michigan State University Board of Trustees
 #
-# 3/1/1 Gerd Kortemeyer)
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
 #
-# 3/1,2/6,7/27,8/3,8/15,
-# 11/5/01 Gerd Kortemeyer
+# LON-CAPA is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
 #
+# LON-CAPA is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
+###
+
 package Apache::loncommunicate;
 
 use strict;
 use Apache::Constants qw(:common);
-use Apache::lonmsg();
+use Apache::lonmsgdisplay();
+use Apache::loncommon;
+use Apache::lonlocal;
+use Apache::lonnet;
+
+sub menu {
+    my $r=shift;
+    my $crstype = 'Course';
+    my $usertype = 'Student';
+    if (defined($env{'course.'.$env{'request.course.id'}.'.type'})) {
+        $crstype = $env{'course.'.$env{'request.course.id'}.'.type'};
+        if ($crstype eq 'Group') {
+            $usertype = 'Member';
+        }   
+    }
+    my %lt=&Apache::lonlocal::texthash(
+'vcm' => 'View Critical Messages',
+'smu' => 'Send Message to User(s)',
+'bmc' => "Broadcast Message to $crstype",
+'dmu' => "Distribute Messages from Uploaded File to $crstype",
+'unr' => 
+     'User Notes, Records of Face-to-Face Discussions, and Critical Messages',
+
+'cbs' => "Configure Blocking of $usertype Communication during Exams",
+'blog' => 'Add or Edit Blog Entries' 
+
+);
+    my %help=();
+    foreach ('Course_Face_To_Face_Records,Course_Critical_Message',
+	     'Course_Broadcast_Message') {
+	$help{$_}=&Apache::loncommon::help_open_topic($_);
+    }
+# ------------------------------------------------------------------------ Menu
+    my ($can_srm,$can_dcm,$can_dff);
+    if ($env{'request.course.id'}) {
+        if ((&Apache::lonnet::allowed('srm',$env{'request.course.id'})) ||
+            (&Apache::lonnet::allowed('srm',$env{'request.course.id'}.'/'.
+                                           $env{'request.course.sec'}))) {
+            $can_srm = 1;
+        }
+        if ((&Apache::lonnet::allowed('dcm',$env{'request.course.id'})) ||
+            (&Apache::lonnet::allowed('dcm',$env{'request.course.id'}.'/'.
+                                           $env{'request.course.sec'}))) {
+            $can_dcm = 1;
+        }
+        if ((&Apache::lonnet::allowed('dff',$env{'request.course.id'})) ||
+            (&Apache::lonnet::allowed('dff',$env{'request.course.id'}.'/'.
+                                           $env{'request.course.sec'}))) {
+            $can_dff = 1;
+        }
+    }   
+    $r->print(<<END);
+<table cellspacing="10" cellpadding="2">
+<tr>
+<td bgcolor="#FFFFAA">
+  <b><a href="/adm/email?compose=individual">$lt{'smu'}</a></b>
+</td>
+<td bgcolor="#FFFFAA">
+  <b><a href="/adm/$env{'user.domain'}/$env{'user.name'}/_rss.html">$lt{'blog'}</a></b>
+</td>
+</tr>
+END
+    if ($can_srm) {
+        $r->print(<<END);
+<tr>
+<td bgcolor="#FFFFAA">
+    <b><a href="/adm/email?compose=group">$lt{'bmc'}</a></b>$help{'Course_Broadcast_Message'}
+</td>
+<td bgcolor="#FFFFAA">
+  <b><a href="/adm/email?compose=upload">$lt{'dmu'}</a></b>
+</td></tr>
+END
+    }
+    if ($can_dcm || $can_dff) {
+        $r->print('<tr>');
+    }
+    if ($can_dff) {
+        $r->print(<<END);
+<td bgcolor="#FFFFAA">
+<b><a href="/adm/email?recordftf=query">$lt{'unr'}</a></b>$help{'Course_Face_To_Face_Records,Course_Critical_Message'}
+</td>
+END
+    }
+    if ($can_dcm) {
+        $r->print('
+<td bgcolor="#FFFFAA">
+  <b><a href="/adm/email?block=display">'.$lt{'cbs'}.'</a></b>
+</td>');
+    }
+    if ($can_dff || $can_dcm) {
+        $r->print('</tr>');
+    }
+    $r->print('</table>');
+}
 
 sub handler {
     my $r = shift;
-    $r->content_type('text/html');
+    &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;
     return OK if $r->header_only;
 #
 # Start document
 #
-    $r->print(<<ENDDOCUMENT);
-<html>
-<head>
-<title>The LearningOnline Network with CAPA</title>
-</head>
-<body bgcolor="#FFFFFF">
-<img align=right src=/adm/lonIcons/lonlogos.gif>
-<h1>Communicate</h1>
-ENDDOCUMENT
-    my $st='<table><tr><td bgcolor="#FFFFAA"><b>';
-    my $en='</b></td><tr></table>';
-   $r->print('<p>'.
- $st.'<a href="/adm/email/">All Messages</a>'.$en.'<p>'.
- $st.'<a href="/adm/email?critical=display">Critical Messages</a>'.$en.'<p>'.
- $st.'<a href="/adm/email?compose=individual">Send message to user(s)</a>'.$en
-     );
-    if (($ENV{'request.course.id'}) && 
-        (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
-       $r->print(
-    '<p>'.$st.
-  '<a href="/adm/email?compose=group">Broadcast message to course</a>'.$en.
-    '<p>'.$st.
-  '<a href="/adm/email?compose=upload">Upload messages to course</a>'.$en);
-    }
-    $r->print(<<ENDTABLE);
-<h3>New Messages</h3>
-<table border=2><tr><th>&nbsp</th>
-<th>Date</th><th>Username</th><th>Domain</th><th>Subject</th></tr>
-ENDTABLE
-    map {
-        my ($sendtime,$shortsubj,$fromname,$fromdomain,$status)=
-	    &Apache::lonmsg::unpackmsgid($_);
-        if ($status eq 'new') {
-            $r->print(
-              '<tr bgcolor="#FFBB77"><td><a href="/adm/email?display='.$_.
-                  '">Open</a></td><td>'.localtime($sendtime).'</td><td>'.
-                  $fromname.'</td><td>'.$fromdomain.'</td><td>'.
-		      &Apache::lonnet::unescape($shortsubj).'</td></tr>');
-        }
-    } sort split(/\&/,&Apache::lonnet::reply('keys:'.
-					$ENV{'user.domain'}.':'.
-                                        $ENV{'user.name'}.':nohist_email',
-                                        $ENV{'user.home'}));
-    $r->print('</table></body></html>');
+
+# ----------------------------------------------------------------- Breadcrumbs
+    &Apache::lonhtmlcommon::clear_breadcrumbs();
+    &Apache::lonhtmlcommon::add_breadcrumb
+        ({href=>"/adm/communicate",
+          text=>"Communication/Messages",
+          faq=>12,bug=>'Communication Tools',});
+
+# ---------------------------------------------------------------------- Header
+    &Apache::lonmsgdisplay::header($r);
+    &menu($r);
+    &Apache::lonmsgdisplay::disall($r,'new');
+    $r->print(&Apache::loncommon::end_page());
     return OK;
 }