--- loncom/interface/lonmsg.pm	2005/02/17 04:39:58	1.137
+++ loncom/interface/lonmsg.pm	2005/11/28 18:32:39	1.157
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines for messaging
 #
-# $Id: lonmsg.pm,v 1.137 2005/02/17 04:39:58 albertel Exp $
+# $Id: lonmsg.pm,v 1.157 2005/11/28 18:32:39 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -104,7 +104,7 @@ since lonmsg already implements that fun
 =cut
 
 use strict;
-use Apache::lonnet();
+use Apache::lonnet;
 use vars qw($msgcount);
 use HTML::TokeParser();
 use Apache::Constants qw(:common);
@@ -114,6 +114,8 @@ use HTML::Entities();
 use Mail::Send;
 use Apache::lonlocal;
 use Apache::loncommunicate;
+use Apache::lonfeedback;
+use Apache::lonrss();
 
 # Querystring component with sorting type
 my $sqs;
@@ -124,7 +126,7 @@ my $interdis;
 
 sub packagemsg {
     my ($subject,$message,$citation,$baseurl,$attachmenturl,
-	$recuser,$recdomain)=@_;
+	$recuser,$recdomain,$msgid)=@_;
     $message =&HTML::Entities::encode($message,'<>&"');
     $citation=&HTML::Entities::encode($citation,'<>&"');
     $subject =&HTML::Entities::encode($subject,'<>&"');
@@ -139,29 +141,39 @@ sub packagemsg {
     $msgcount++;
     my $partsubj=$subject;
     $partsubj=&Apache::lonnet::escape($partsubj);
-    my $msgid=&Apache::lonnet::escape(
-           $now.':'.$partsubj.':'.$ENV{'user.name'}.':'.
-           $ENV{'user.domain'}.':'.$msgcount.':'.$$);
-    my $result='<sendername>'.$ENV{'user.name'}.'</sendername>'.
-           '<senderdomain>'.$ENV{'user.domain'}.'</senderdomain>'.
+    unless(defined($msgid)) {
+        $msgid=&Apache::lonnet::escape(
+           $now.':'.$partsubj.':'.$env{'user.name'}.':'.
+           $env{'user.domain'}.':'.$msgcount.':'.
+           $env{'request.course.id'}.':'.$$);
+    }
+    my $result='<sendername>'.$env{'user.name'}.'</sendername>'.
+           '<senderdomain>'.$env{'user.domain'}.'</senderdomain>'.
            '<subject>'.$subject.'</subject>'.
 	   '<time>'.&Apache::lonlocal::locallocaltime($now).'</time>'.
 	   '<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
            '<host>'.$ENV{'HTTP_HOST'}.'</host>'.
 	   '<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
-	   '<browsertype>'.$ENV{'browser.type'}.'</browsertype>'.
-	   '<browseros>'.$ENV{'browser.os'}.'</browseros>'.
-	   '<browserversion>'.$ENV{'browser.version'}.'</browserversion>'.
-           '<browsermathml>'.$ENV{'browser.mathml'}.'</browsermathml>'.
+	   '<browsertype>'.$env{'browser.type'}.'</browsertype>'.
+	   '<browseros>'.$env{'browser.os'}.'</browseros>'.
+	   '<browserversion>'.$env{'browser.version'}.'</browserversion>'.
+           '<browsermathml>'.$env{'browser.mathml'}.'</browsermathml>'.
 	   '<browserraw>'.$ENV{'HTTP_USER_AGENT'}.'</browserraw>'.
-	   '<courseid>'.$ENV{'request.course.id'}.'</courseid>'.
-	   '<coursesec>'.$ENV{'request.course.sec'}.'</coursesec>'.
-	   '<role>'.$ENV{'request.role'}.'</role>'.
-	   '<resource>'.$ENV{'request.filename'}.'</resource>'.
-           '<msgid>'.$msgid.'</msgid>'.
-	   '<recuser>'.$recuser.'</recuser>'.
-	   '<recdomain>'.$recdomain.'</recdomain>'.
-	   '<message>'.$message.'</message>';
+	   '<courseid>'.$env{'request.course.id'}.'</courseid>'.
+	   '<coursesec>'.$env{'request.course.sec'}.'</coursesec>'.
+	   '<role>'.$env{'request.role'}.'</role>'.
+	   '<resource>'.$env{'request.filename'}.'</resource>'.
+           '<msgid>'.$msgid.'</msgid>';
+    if (ref($recuser) eq 'ARRAY') {
+        for (my $i=0; $i<@{$recuser}; $i++) {
+            $result .= '<recuser>'.$$recuser[$i].'</recuser>'.
+                       '<recdomain>'.$$recdomain[$i].'</recdomain>';
+        }
+    } else {
+        $result .= '<recuser>'.$recuser.'</recuser>'.
+                   '<recdomain>'.$recdomain.'</recdomain>';
+    }
+    $result .= '<message>'.$message.'</message>';
     if (defined($citation)) {
 	$result.='<citation>'.$citation.'</citation>';
     }
@@ -185,7 +197,11 @@ sub unpackagemsg {
        if ($token->[0] eq 'S') {
 	   my $entry=$token->[1];
            my $value=$parser->get_text('/'.$entry);
-           $content{$entry}=$value;
+           if (($entry eq 'recuser') || ($entry eq 'recdomain')) {
+               push(@{$content{$entry}},$value);
+           } else {
+               $content{$entry}=$value;
+           }
        }
     }
     if ($content{'attachmenturl'}) {
@@ -209,13 +225,13 @@ sub unpackmsgid {
     my ($msgid,$folder)=@_;
     $msgid=&Apache::lonnet::unescape($msgid);
     my $suffix=&foldersuffix($folder);
-    my ($sendtime,$shortsubj,$fromname,$fromdomain)=split(/\:/,
+    my ($sendtime,$shortsubj,$fromname,$fromdomain,$count,$fromcid)=split(/\:/,
                           &Apache::lonnet::unescape($msgid));
     my %status=&Apache::lonnet::get('email_status'.$suffix,[$msgid]);
     if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
     unless ($status{$msgid}) { $status{$msgid}='new'; }
-    return ($sendtime,$shortsubj,$fromname,$fromdomain,$status{$msgid});
-} 
+    return ($sendtime,$shortsubj,$fromname,$fromdomain,$status{$msgid},$fromcid);
+}
 
 
 sub sendemail {
@@ -226,23 +242,19 @@ sub sendemail {
     my $msg = new Mail::Send;
     $msg->to($to);
     $msg->subject('[LON-CAPA] '.$subject);
-    my %oldENV=%ENV;
-    undef(%ENV);
     if (my $fh = $msg->open()) {
 	print $fh $body;
 	$fh->close;
     }
-    %ENV=%oldENV;
-    undef(%oldENV);
 }
 
 # ==================================================== Send notification emails
 
 sub sendnotification {
     my ($to,$touname,$toudom,$subj,$crit,$text)=@_;
-    my $sender=$ENV{'environment.firstname'}.' '.$ENV{'environment.lastname'};
+    my $sender=$env{'environment.firstname'}.' '.$env{'environment.lastname'};
     unless ($sender=~/\w/) { 
-	$sender=$ENV{'user.name'}.'@'.$ENV{'user.domain'};
+	$sender=$env{'user.name'}.'@'.$env{'user.domain'};
     }
     my $critical=($crit?' critical':'');
     $text=~s/\&lt\;/\</gs;
@@ -271,7 +283,7 @@ ENDMSG
 # ============================================================= Check for email
 
 sub newmail {
-    if ((time-$ENV{'user.mailcheck.time'})>300) {
+    if ((time-$env{'user.mailcheck.time'})>300) {
         my %what=&Apache::lonnet::get('email_status',['recnewemail']);
         &Apache::lonnet::appenv('user.mailcheck.time'=>time);
         if ($what{'recnewemail'}>0) { return 1; }
@@ -340,7 +352,20 @@ sub del_url_author_res_msg {
     }
     return &Apache::lonnet::del('nohist_res_msgs',\@delmsgs,$domain,$author);
 }
+# =================================== Clear out all author messages in URL path
 
+sub clear_author_res_msg {
+    my $url=shift;
+    $url=&Apache::lonnet::declutter($url);
+    my ($domain,$author)=($url=~/^(\w+)\/(\w+)\//);
+    my @delmsgs=();
+    foreach (&Apache::lonnet::getkeys('nohist_res_msgs',$domain,$author)) {
+	if ($_=~/^\Q$url\E/) {
+	    push (@delmsgs,$_);
+	}
+    }
+    return &Apache::lonnet::del('nohist_res_msgs',\@delmsgs,$domain,$author);
+}
 # ================= Return hash with URLs for which there is a resource message
 
 sub all_url_author_res_msg {
@@ -370,10 +395,10 @@ sub user_crit_msg_raw {
            'put:'.$domain.':'.$user.':critical:'.
            &Apache::lonnet::escape($msgid).'='.
            &Apache::lonnet::escape($message),$homeserver);
-       if ($ENV{'request.course.id'}) {
+       if ($env{'request.course.id'}) {
           &user_normal_msg_raw(
-            $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
-            $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+            $env{'course.'.$env{'request.course.id'}.'.num'},
+            $env{'course.'.$env{'request.course.id'}.'.domain'},
             'Critical ['.$user.':'.$domain.']',
 	    $message);
        }
@@ -396,8 +421,8 @@ sub user_crit_msg_raw {
     &Apache::lonnet::logthis(
       'Sending critical email '.$msgid.
       ', log status: '.
-      &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
-                         $ENV{'user.home'},
+      &Apache::lonnet::log($env{'user.domain'},$env{'user.name'},
+                         $env{'user.home'},
       'Sending critical '.$msgid.' to '.$user.' at '.$domain.' with status: '
       .$status));
     return $status;
@@ -440,8 +465,8 @@ sub user_crit_received {
     my %contents=&unpackagemsg($message{$msgid},1);
     my $status='rec: '.($contents{'sendback'}?
      &user_normal_msg($contents{'sendername'},$contents{'senderdomain'},
-                     &mt('Receipt').': '.$ENV{'user.name'}.' '.&mt('at').' '.$ENV{'user.domain'}.', '.$contents{'subject'},
-                     &mt('User').' '.$ENV{'user.name'}.' '.&mt('at').' '.$ENV{'user.domain'}.
+                     &mt('Receipt').': '.$env{'user.name'}.' '.&mt('at').' '.$env{'user.domain'}.', '.$contents{'subject'},
+                     &mt('User').' '.$env{'user.name'}.' '.&mt('at').' '.$env{'user.domain'}.
                      ' acknowledged receipt of message'."\n".'   "'.
                      $contents{'subject'}.'"'."\n".&mt('dated').' '.
                      $contents{'time'}.".\n"
@@ -451,8 +476,8 @@ sub user_crit_received {
      'nohist_email',{$contents{'msgid'} => $message{$msgid}});
     $status.=' del: '.
      &Apache::lonnet::del('critical',[$contents{'msgid'}]);
-    &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
-                         $ENV{'user.home'},'Received critical message '.
+    &Apache::lonnet::log($env{'user.domain'},$env{'user.name'},
+                         $env{'user.home'},'Received critical message '.
                          $contents{'msgid'}.
                          ', '.$status);
     return $status;
@@ -462,7 +487,7 @@ sub user_crit_received {
 
 sub user_normal_msg_raw {
     my ($user,$domain,$subject,$message,$citation,$baseurl,$attachmenturl,
-	$toperm)=@_;
+	$toperm,$newid)=@_;
 # Check if allowed missing
     my $status='';
     my $msgid='undefined';
@@ -480,15 +505,16 @@ sub user_normal_msg_raw {
 # Save new message received time
        &Apache::lonnet::put
                          ('email_status',{'recnewemail'=>time},$domain,$user);
-# Into sent-mail folder
-       $status.=' '.&Apache::lonnet::critical(
-           'put:'.$ENV{'user.domain'}.':'.$ENV{'user.name'}.
-					      ':nohist_email_sent:'.
-           &Apache::lonnet::escape($msgid).'='.
-           &Apache::lonnet::escape($message),$ENV{'user.home'});
+# Into sent-mail folder unless a broadcast message
+       unless (($env{'request.course.id'}) && ($env{'form.sendmode'} eq 'group')) {
+           $status .= &store_sent_mail($msgid,$message);
+       }
     } else {
        $status='no_host';
     }
+    if (defined($newid)) {
+        $$newid = $msgid;
+    }
 # Notifications
     my %userenv = &Apache::lonnet::get('environment',['notification',
                                                       'permanentemail'],
@@ -501,8 +527,8 @@ sub user_normal_msg_raw {
       &sendnotification($userenv{'permanentemail'},$user,$domain,$subject,0,
 			$text);
     }
-    &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
-                         $ENV{'user.home'},
+    &Apache::lonnet::log($env{'user.domain'},$env{'user.name'},
+                         $env{'user.home'},
       'Sending '.$msgid.' to '.$user.' at '.$domain.' with status: '.$status);
     return $status;
 }
@@ -538,6 +564,15 @@ sub user_normal_msg {
     return $status;
 }
 
+sub store_sent_mail {
+    my ($msgid,$message) = @_;
+        my $status =' '.&Apache::lonnet::critical(
+                   'put:'.$env{'user.domain'}.':'.$env{'user.name'}.
+                                              ':nohist_email_sent:'.
+                   &Apache::lonnet::escape($msgid).'='.
+                   &Apache::lonnet::escape($message),$env{'user.home'});
+    return $status;
+}
 
 # ============================================================ List all folders
 
@@ -559,7 +594,7 @@ sub folderlist {
 	 ($_==$interdis?' selected="selected"':'').'>'.$_.'</option>' }
 				   (10,20,50,100,200)).'</select>'.	
    '<input type="submit" value="'.&mt('View Folder').'" /><br />'.
-    '<input type="hidden" name="sortedby" value="'.$ENV{'form.sortedby'}.'" />'.
+    '<input type="hidden" name="sortedby" value="'.$env{'form.sortedby'}.'" />'.
 			      ($folder=~/^(new|critical)/?'</form>':'');
 }
 
@@ -567,13 +602,14 @@ sub scrollbuttons {
     my ($start,$maxdis,$first,$finish,$total)=@_;
     unless ($total>0) { return ''; }
     $start++; $maxdis++;$first++;$finish++;
-    return 
+    return
+   &mt('Page').': '. 
    '<input type="submit" name="firstview" value="'.&mt('First').'" />'.
    '<input type="submit" name="prevview" value="'.&mt('Previous').'" />'.
    '<input type="text" size="5" name="startdis" value="'.$start.'" onChange="this.form.submit()" /> of '.$maxdis.
    '<input type="submit" name="nextview" value="'.&mt('Next').'" />'.
    '<input type="submit" name="lastview" value="'.&mt('Last').'" /><br />'.
-   &mt('Messages [_1] through [_2] of [_3]',$first,$finish,$total).'</form>';
+   &mt('Showing messages [_1] through [_2] of [_3]',$first,$finish,$total).'</form>';
 }
 
 # =============================================================== Folder suffix
@@ -599,6 +635,9 @@ sub statuschange {
     if (($newstatus eq 'deleted') || ($newstatus eq 'new')) {
 	&Apache::lonnet::put('email_status'.$suffix,{$msgid => $newstatus});
     }
+    if ($newstatus eq 'deleted') {
+       &movemsg(&Apache::lonnet::unescape($msgid),$folder,'trash');
+   }
 }
 
 # ============================================================= Make new folder
@@ -616,6 +655,7 @@ sub makefolder {
 
 sub movemsg {
     my ($msgid,$srcfolder,$trgfolder)=@_;
+    if ($srcfolder eq 'new') { $srcfolder=''; }
     my $srcsuffix=&foldersuffix($srcfolder);
     my $trgsuffix=&foldersuffix($trgfolder);
 
@@ -639,9 +679,9 @@ sub discourse {
     my $r=shift;
     my $classlist = &Apache::loncoursedata::get_classlist();
     my $now=time;
-    my %lt=&Apache::lonlocal::texthash('cfa' => 'Check for All',
-            'cfs' => 'Check for Section/Group',
-            'cfn' => 'Check for None');
+    my %lt=&Apache::lonlocal::texthash('cfa' => 'Check All',
+            'cfs' => 'Check Section/Group',
+            'cfn' => 'Uncheck All');
     $r->print(<<ENDDISHEADER);
 <input type="hidden" name="sendmode" value="group" />
 <script>
@@ -709,6 +749,8 @@ ENDDISHEADER
                       &Apache::loncoursedata::CL_FULLNAME(),
                       &Apache::loncoursedata::CL_SECTION()]);
         next if ($status ne 'Active');
+	next if ($env{'request.course.sec'} &&
+		 $section ne $env{'request.course.sec'});
         my $key = 'send_to_&&&'.$section.'&&&_'.$student;
         if (! defined($fullname) || $fullname eq '') { $fullname = $sname; }
         $r->print('<tr><td><label>'.
@@ -766,10 +808,11 @@ sub sortedmessages {
     my @temp;
     foreach (@messages) {
 	my $msgid=&Apache::lonnet::escape($_);
-	my ($sendtime,$shortsubj,$fromname,$fromdomain,$status)=
+	my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$fromcid)=
 	    &Apache::lonmsg::unpackmsgid($msgid,$folder);
+        my $description = &get_course_desc($fromcid);
 	my @temp1 = ($sendtime,$shortsubj,$fromname,$fromdomain,$status,
-		     $msgid);
+		     $msgid,$description);
         # Check whether message was sent during blocking period.
         if ($sendtime >= $startblock && ($sendtime <= $endblock && $endblock > 0) ) {
             my $escid = &Apache::lonnet::unescape($msgid);
@@ -781,39 +824,57 @@ sub sortedmessages {
     }
     #default sort
     @temp = sort  {$a->[0] <=> $b->[0]} @temp;    
-    if ($ENV{'form.sortedby'} eq "date"){
+    if ($env{'form.sortedby'} eq "date"){
         @temp = sort  {$a->[0] <=> $b->[0]} @temp;    
     }
-    if ($ENV{'form.sortedby'} eq "revdate"){
+    if ($env{'form.sortedby'} eq "revdate"){
     	@temp = sort  {$b->[0] <=> $a->[0]} @temp; 
     }
-    if ($ENV{'form.sortedby'} eq "user"){
+    if ($env{'form.sortedby'} eq "user"){
 	@temp = sort  {lc($a->[2]) cmp lc($b->[2])} @temp;
     }
-    if ($ENV{'form.sortedby'} eq "revuser"){
+    if ($env{'form.sortedby'} eq "revuser"){
 	@temp = sort  {lc($b->[2]) cmp lc($a->[2])} @temp;
     }
-    if ($ENV{'form.sortedby'} eq "domain"){
+    if ($env{'form.sortedby'} eq "domain"){
         @temp = sort  {$a->[3] cmp $b->[3]} @temp;
     }
-    if ($ENV{'form.sortedby'} eq "revdomain"){
+    if ($env{'form.sortedby'} eq "revdomain"){
         @temp = sort  {$b->[3] cmp $a->[3]} @temp;
     }
-    if ($ENV{'form.sortedby'} eq "subject"){
+    if ($env{'form.sortedby'} eq "subject"){
         @temp = sort  {lc($a->[1]) cmp lc($b->[1])} @temp;
     }
-    if ($ENV{'form.sortedby'} eq "revsubject"){
+    if ($env{'form.sortedby'} eq "revsubject"){
         @temp = sort  {lc($b->[1]) cmp lc($a->[1])} @temp;
     }
-    if ($ENV{'form.sortedby'} eq "status"){
+    if ($env{'form.sortedby'} eq "course"){
+        @temp = sort  {lc($a->[6]) cmp lc($b->[6])} @temp;
+    }
+    if ($env{'form.sortedby'} eq "revcourse"){
+        @temp = sort  {lc($b->[6]) cmp lc($a->[6])} @temp;
+    }
+    if ($env{'form.sortedby'} eq "status"){
         @temp = sort  {$a->[4] cmp $b->[4]} @temp;
     }
-    if ($ENV{'form.sortedby'} eq "revstatus"){
+    if ($env{'form.sortedby'} eq "revstatus"){
         @temp = sort  {$b->[4] cmp $a->[4]} @temp;
     }
     return @temp;
 }
 
+sub get_course_desc {
+    my ($fromcid) = @_;
+    my $description; 
+    if (defined($env{'course.'.$fromcid.'.description'})) {
+       $description = $env{'course.'.$fromcid.'.description'};
+    } else {
+       my %courseinfo=&Apache::lonnet::coursedescription($fromcid);
+        $description = $courseinfo{'description'};
+    }
+    return $description;
+}
+
 # ======================================================== Display new messages
 
 
@@ -822,15 +883,16 @@ sub disnew {
     my %lt=&Apache::lonlocal::texthash(
 				       'nm' => 'New Messages',
 				       'su' => 'Subject',
+                                       'co' => 'Course',
 				       'da' => 'Date',
 				       'us' => 'Username',
 				       'op' => 'Open',
 				       'do' => 'Domain'
 				       );
     my @msgids = sort split(/\&/,&Apache::lonnet::reply
-                            ('keys:'.$ENV{'user.domain'}.':'.
-                             $ENV{'user.name'}.':nohist_email',
-                             $ENV{'user.home'}));
+                            ('keys:'.$env{'user.domain'}.':'.
+                             $env{'user.name'}.':nohist_email',
+                             $env{'user.home'}));
     my @newmsgs;
     my %setters = ();
     my $startblock = 0;
@@ -840,9 +902,10 @@ sub disnew {
     # Check for blocking of display because of scheduled online exams.
     &blockcheck(\%setters,\$startblock,\$endblock);
     foreach (@msgids) {
-        my ($sendtime,$shortsubj,$fromname,$fromdom,$status)=
+        my ($sendtime,$shortsubj,$fromname,$fromdom,$status,$fromcid)=
 	    &Apache::lonmsg::unpackmsgid($_);
         if (defined($sendtime) && $sendtime!~/error/) {
+            my $description = &get_course_desc($fromcid);
             my $numsendtime = $sendtime;
             $sendtime = &Apache::lonlocal::locallocaltime($sendtime);
             if ($status eq 'new') {
@@ -855,7 +918,8 @@ sub disnew {
                         sendtime => $sendtime,
                         shortsub => &Apache::lonnet::unescape($shortsubj),
                         from     => $fromname,
-                        fromdom  => $fromdom 
+                        fromdom  => $fromdom,
+                        course   => $description 
                         }
                 }
             }
@@ -865,19 +929,20 @@ sub disnew {
         $r->print(<<TABLEHEAD);
 <h2>$lt{'nm'}</h2>
 <table border=2><tr><th>&nbsp</th>
-<th>$lt{'da'}</th><th>$lt{'us'}</th><th>$lt{'do'}</th><th>$lt{'su'}</th></tr>
+<th>$lt{'da'}</th><th>$lt{'us'}</th><th>$lt{'do'}</th><th>$lt{'su'}</th><th>$lt{'co'}</th></tr>
 TABLEHEAD
         foreach my $msg (@newmsgs) {
             $r->print(<<"ENDLINK");
-<tr bgcolor="#FFBB77">
+<tr class="new" bgcolor="#FFBB77" onMouseOver="javascript:style.backgroundColor='#DD9955'" 
+onMouseOut="javascript:style.backgroundColor='#FFBB77'">
 <td><a href="/adm/email?dismode=new&display=$msg->{'msgid'}">$lt{'op'}</a></td>
 ENDLINK
-            foreach ('sendtime','from','fromdom','shortsub') {
+            foreach ('sendtime','from','fromdom','shortsub','course') {
                 $r->print("<td>$msg->{$_}</td>");
             }
             $r->print("</td></tr>");
         }
-        $r->print('</table></body></html>');
+        $r->print('</table>'.&Apache::loncommon::endbodytag().'</html>');
     } elsif ($numblocked == 0) {
         $r->print("<h3>".&mt('You have no unread messages')."</h3>");
     }
@@ -962,47 +1027,53 @@ ENDDISHEADER
     $r->print(&scrollbuttons($startdis,$number,$firstdis,$lastdis,$totalnumber));
     $r->print('<form method="post" name="disall" action="/adm/email">'.
 	      '<table border=2><tr><th colspan="3">&nbsp</th><th>');
-    if ($ENV{'form.sortedby'} eq "revdate") {
+    if ($env{'form.sortedby'} eq "revdate") {
 	$r->print('<a href = "?sortedby=date'.$fsqs.'">'.&mt('Date').'</a></th>');
     } else {
 	$r->print('<a href = "?sortedby=revdate'.$fsqs.'">'.&mt('Date').'</a></th>');
     }
     $r->print('<th>');
-    if ($ENV{'form.sortedby'} eq "revuser") {
+    if ($env{'form.sortedby'} eq "revuser") {
 	$r->print('<a href = "?sortedby=user'.$fsqs.'">'.&mt('Username').'</a>');
     } else {
 	$r->print('<a href = "?sortedby=revuser'.$fsqs.'">'.&mt('Username').'</a>');
     }
     $r->print('</th><th>');
-    if ($ENV{'form.sortedby'} eq "revdomain") {
+    if ($env{'form.sortedby'} eq "revdomain") {
 	$r->print('<a href = "?sortedby=domain'.$fsqs.'">'.&mt('Domain').'</a>');
     } else {
 	$r->print('<a href = "?sortedby=revdomain'.$fsqs.'">'.&mt('Domain').'</a>');
     }
     $r->print('</th><th>');
-    if ($ENV{'form.sortedby'} eq "revsubject") {
+    if ($env{'form.sortedby'} eq "revsubject") {
 	$r->print('<a href = "?sortedby=subject'.$fsqs.'">'.&mt('Subject').'</a>');
     } else {
     	$r->print('<a href = "?sortedby=revsubject'.$fsqs.'">'.&mt('Subject').'</a>');
     }
     $r->print('</th><th>');
-    if ($ENV{'form.sortedby'} eq "revstatus") {
+    if ($env{'form.sortedby'} eq "revcourse") {
+        $r->print('<a href = "?sortedby=course'.$fsqs.'">'.&mt('Course').'</a>');
+    } else {
+        $r->print('<a href = "?sortedby=revcourse'.$fsqs.'">'.&mt('Course').'</a>');
+    }
+    $r->print('</th><th>');
+    if ($env{'form.sortedby'} eq "revstatus") {
 	$r->print('<a href = "?sortedby=status'.$fsqs.'">'.&mt('Status').'</a></th>');
     } else {
      	$r->print('<a href = "?sortedby=revstatus'.$fsqs.'">'.&mt('Status').'</a></th>');
     }
     $r->print("</tr>\n");
     for (my $n=$firstdis;$n<=$lastdis;$n++) {
-	my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$origID)= @{$temp[$n]};
+	my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$origID,$description)= @{$temp[$n]};
 	if (($status ne 'deleted') && defined($sendtime) && $sendtime!~/error/) {
 	    if ($status eq 'new') {
-		$r->print('<tr bgcolor="#FFBB77">');
+		$r->print('<tr bgcolor="#FFBB77" onMouseOver="javascript:style.backgroundColor=\'#DD9955\'"  onMouseOut="javascript:style.backgroundColor=\'#FFBB77\'">');
 	    } elsif ($status eq 'read') {
-		$r->print('<tr bgcolor="#BBBB77">');
+		$r->print('<tr bgcolor="#BBBB77" onMouseOver="javascript:style.backgroundColor=\'#999944\'"  onMouseOut="javascript:style.backgroundColor=\'#BBBB77\'">');
 	    } elsif ($status eq 'replied') {
-		$r->print('<tr bgcolor="#AAAA88">'); 
+		$r->print('<tr bgcolor="#AAAA88" onMouseOver="javascript:style.backgroundColor=\'#888855\'"  onMouseOut="javascript:style.backgroundColor=\'#AAAA88\'">'); 
 	    } else {
-		$r->print('<tr bgcolor="#99BBBB">');
+		$r->print('<tr bgcolor="#99BBBB" onMouseOver="javascript:style.backgroundColor=\'#669999\'"  onMouseOut="javascript:style.backgroundColor=\'#99BBBB\'">');
 	    }
 	    $r->print('<td><input type="checkbox" name="delmark_'.$origID.'" /></td><td><a href="/adm/email?display='.$origID.$sqs. 
 		      '">'.&mt('Open').'</a></td><td>'.
@@ -1011,7 +1082,7 @@ ENDDISHEADER
 		      '<td>'.&Apache::lonlocal::locallocaltime($sendtime).'</td><td>'.
 		      $fromname.'</td><td>'.$fromdomain.'</td><td>'.
 		      &Apache::lonnet::unescape($shortsubj).'</td><td>'.
-                      $status."</td></tr>\n");
+                      $description.'</td><td>'.$status.'</td></tr>'."\n");
 	} elsif ($status eq 'deleted') {
 # purge
 	    &movemsg(&Apache::lonnet::unescape($origID),$folder,'trash');
@@ -1020,7 +1091,7 @@ ENDDISHEADER
     $r->print("</table>\n<p>".
   '<a href="javascript:checkall()">'.&mt('Check All').'</a>&nbsp;'.
   '<a href="javascript:uncheckall()">'.&mt('Uncheck All').'</a></p>'.
-  '<input type="hidden" name="sortedby" value="'.$ENV{'form.sortedby'}.'" />');
+  '<input type="hidden" name="sortedby" value="'.$env{'form.sortedby'}.'" />');
     if ($folder ne 'trash') {
 	$r->print(
 	      '<p><input type="submit" name="markeddel" value="'.&mt('Delete Checked').'" /></p>');
@@ -1033,7 +1104,7 @@ ENDDISHEADER
 			     ( map { $_ => $_ } @allfolders))
 	      );
     my $postedstartdis=$startdis+1;
-    $r->print('<input type="hidden" name="folder" value="'.$folder.'" /><input type="hidden" name="startdis" value="'.$postedstartdis.'" /><input type="hidden" name="interdis" value="'.$ENV{'form.interdis'}.'" /></form>');
+    $r->print('<input type="hidden" name="folder" value="'.$folder.'" /><input type="hidden" name="startdis" value="'.$postedstartdis.'" /><input type="hidden" name="interdis" value="'.$env{'form.interdis'}.'" /></form>');
     if ($numblocked > 0) {
         my $beginblock = &Apache::lonlocal::locallocaltime($startblock);
         my $finishblock = &Apache::lonlocal::locallocaltime($endblock);
@@ -1046,7 +1117,7 @@ ENDDISHEADER
 # ============================================================== Compose output
 
 sub compout {
-    my ($r,$forwarding,$replying,$broadcast,$replycrit,$folder)=@_;
+    my ($r,$forwarding,$replying,$broadcast,$replycrit,$folder,$dismode)=@_;
     my $suffix=&foldersuffix($folder);
 
     if ($broadcast eq 'individual') {
@@ -1087,7 +1158,7 @@ sub compout {
 				       'ca' => 'Cancel',
 				       'ma' => 'Mail');
 
-    if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
+    if (&Apache::lonnet::allowed('srm',$env{'request.course.id'})) {
 	 my $crithelp = Apache::loncommon::help_open_topic("Course_Critical_Message");
          $dispcrit=
  '<p><label><input type="checkbox" name="critmsg" /> '.&mt('Send as critical message').'</label> ' . $crithelp . 
@@ -1095,11 +1166,12 @@ sub compout {
  '<label><input type="checkbox" name="sendbck" /> '.&mt('Send as critical message').'  ' .
  &mt('and return receipt') . '</label>' . $crithelp . 
  '</p><p><label><input type="checkbox" name="permanent" /> '.
-&mt('Send copy to permanent email address (if known)').'</label></p>';
-     }
+&mt('Send copy to permanent email address (if known)').'</label></p>'.
+'<p><label><input type="checkbox" name="rsspost" /> '.
+		  &mt('Include in course RSS newsfeed').'</label></p>';      }
     my %message;
     my %content;
-    my $defdom=$ENV{'user.domain'};
+    my $defdom=$env{'user.domain'};
     if ($forwarding) {
 	%message=&Apache::lonnet::get('nohist_email'.$suffix,[$forwarding]);
 	%content=&unpackagemsg($message{$forwarding},$folder);
@@ -1128,7 +1200,7 @@ sub compout {
 	$dismsg=~s/\n+/\n\> /g;
 	if ($content{'baseurl'}) {
 	    $disbase='<input type="hidden" name="baseurl" value="'.&Apache::lonnet::escape($content{'baseurl'}).'" />';
-	    if ($ENV{'user.adv'}) {
+	    if ($env{'user.adv'}) {
 		$disbase.='<label><input type="checkbox" name="storebasecomment" />'.&mt('Store message for re-use').
 		    '</label> <a href="/adm/email?showcommentbaseurl='.
 		    &Apache::lonnet::escape($content{'baseurl'}).'" target="comments">'.
@@ -1137,7 +1209,7 @@ sub compout {
 	}
     }
     my $citation=&displayresource(%content);
-    if ($ENV{'form.recdom'}) { $defdom=$ENV{'form.recdom'}; }
+    if ($env{'form.recdom'}) { $defdom=$env{'form.recdom'}; }
       $r->print(
                 '<form action="/adm/email"  name="compemail" method="post"'.
                 ' enctype="multipart/form-data">'."\n".
@@ -1158,7 +1230,7 @@ sub compout {
 	    my $selectlink=&Apache::loncommon::selectstudent_link
 	    ('compemail','recuname','recdomain');
 	    $r->print(<<"ENDREC");
-<tr><td>$lt{'us'}:</td><td><input type="text" size="12" name="recuname" value="$ENV{'form.recname'}" /></td><td rowspan="2">$selectlink</td></tr>
+<tr><td>$lt{'us'}:</td><td><input type="text" size="12" name="recuname" value="$env{'form.recname'}" /></td><td rowspan="2">$selectlink</td></tr>
 <tr><td>$lt{'do'}:</td>
 <td>$domform</td></tr>
 ENDREC
@@ -1173,10 +1245,12 @@ ENDREC
 <tr><td>$lt{'sb'}:</td><td><input type="text" size="50" name="subject" value="$dissub" />
 </td></tr></table>
 $latexHelp
-<textarea name="message" cols="80" rows="15" wrap="hard">$dismsg
+<textarea name="message" id="message" cols="80" rows="15" wrap="hard">$dismsg
 </textarea></p><br />
 $dispcrit
 $disbase
+<input type="hidden" name="folder" value="$folder" />
+<input type="hidden" name="dismode" value="$dismode" />
 <input type="submit" name="send" value="$func $lt{'ma'}" />
 <input type="submit" name="cancel" value="$lt{'ca'}" /><hr />
 $citation
@@ -1190,7 +1264,7 @@ ENDCOMP
 Subject: <input type="text" size="50" name="subject" />
 </p>
 <p>General message text<br />
-<textarea name="message" cols="60" rows="10" wrap="hard">$dismsg
+<textarea name="message" id="message" cols="60" rows="10" wrap="hard">$dismsg
 </textarea></p>
 <p>
 The file format for the uploaded portion of the message is:
@@ -1212,29 +1286,31 @@ ENDUPLOAD
     if ($broadcast eq 'group') {
        &discourse;
     }
-    $r->print('</form>');
+    $r->print('</form>'.
+	      &Apache::lonfeedback::generate_preview_button('compemail','message').
+	      &Apache::lonhtmlcommon::htmlareaselectactive('message'));
 }
 
 # ---------------------------------------------------- Display all face to face
 
 sub retrieve_instructor_comments {
     my ($user,$domain)=@_;
-    my $target=$ENV{'form.grade_target'};
-    if (! $ENV{'request.course.id'}) { return; }
-    if (! &Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
+    my $target=$env{'form.grade_target'};
+    if (! $env{'request.course.id'}) { return; }
+    if (! &Apache::lonnet::allowed('srm',$env{'request.course.id'})) {
 	return;
     }
     my %records=&Apache::lonnet::dump('nohist_email',
-			 $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
-			 $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
+			 $env{'course.'.$env{'request.course.id'}.'.domain'},
+			 $env{'course.'.$env{'request.course.id'}.'.num'},
                          '%255b'.$user.'%253a'.$domain.'%255d');
     my $result='';
     foreach (sort(keys(%records))) {
         my %content=&unpackagemsg($records{$_});
         next if ($content{'senderdomain'} eq '');
         next if ($content{'subject'} !~ /^Record/);
-        # $content{'message'}=~s/\n/\<br\>/g;
-        $result.='Recorded by '.
+	# &Apache::lonfeedback::newline_to_br(\$content{'message'});
+	$result.='Recorded by '.
             $content{'sendername'}.'@'.$content{'senderdomain'}."\n";
         $result.=
             &Apache::lontexconvert::msgtexconverted($content{'message'})."\n";
@@ -1244,20 +1320,20 @@ sub retrieve_instructor_comments {
 
 sub disfacetoface {
     my ($r,$user,$domain)=@_;
-    my $target=$ENV{'form.grade_target'};
-    unless ($ENV{'request.course.id'}) { return; }
-    unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
+    my $target=$env{'form.grade_target'};
+    unless ($env{'request.course.id'}) { return; }
+    unless (&Apache::lonnet::allowed('srm',$env{'request.course.id'})) {
 	return;
     }
     my %records=&Apache::lonnet::dump('nohist_email',
-			 $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
-			 $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
+			 $env{'course.'.$env{'request.course.id'}.'.domain'},
+			 $env{'course.'.$env{'request.course.id'}.'.num'},
                          '%255b'.$user.'%253a'.$domain.'%255d');
     my $result='';
     foreach (sort keys %records) {
         my %content=&unpackagemsg($records{$_});
         next if ($content{'senderdomain'} eq '');
-        $content{'message'}=~s/\n/\<br\>/g;
+	&Apache::lonfeedback::newline_to_br(\$content{'message'});
         if ($content{'subject'}=~/^Record/) {
 	    $result.='<h3>'.&mt('Record').'</h3>';
         } elsif ($content{'subject'}=~/^Broadcast/) {
@@ -1294,7 +1370,7 @@ $content{'sendername'}.'@'.
 
 sub facetoface {
     my ($r,$stage)=@_;
-    unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
+    unless (&Apache::lonnet::allowed('srm',$env{'request.course.id'})) {
 	return;
     }
     &printheader($r,
@@ -1302,12 +1378,12 @@ sub facetoface {
 		 "User Notes, Face-to-Face, Critical Messages, Broadcast Messages");
 # from query string
 
-    if ($ENV{'form.recname'}) { $ENV{'form.recuname'}=$ENV{'form.recname'}; }
-    if ($ENV{'form.recdom'}) { $ENV{'form.recdomain'}=$ENV{'form.recdom'}; }
+    if ($env{'form.recname'}) { $env{'form.recuname'}=$env{'form.recname'}; }
+    if ($env{'form.recdom'}) { $env{'form.recdomain'}=$env{'form.recdom'}; }
 
-    my $defdom=$ENV{'user.domain'};
+    my $defdom=$env{'user.domain'};
 # already filled in
-    if ($ENV{'form.recdomain'}) { $defdom=$ENV{'form.recdomain'}; }
+    if ($env{'form.recdomain'}) { $defdom=$env{'form.recdomain'}; }
 # generate output
     my $domform = &Apache::loncommon::select_dom_form($defdom,'recdomain');
     my $stdbrws = &Apache::loncommon::selectstudent_link
@@ -1323,7 +1399,7 @@ sub facetoface {
 <form method="post" action="/adm/email" name="stdselect">
 <input type="hidden" name="recordftf" value="retrieve" />
 <table>
-<tr><td>$lt{'user'}:</td><td><input type="text" size="12" name="recuname" value="$ENV{'form.recuname'}" /></td>
+<tr><td>$lt{'user'}:</td><td><input type="text" size="12" name="recuname" value="$env{'form.recuname'}" /></td>
 <td rowspan="2">
 $stdbrws
 <input type="submit" value="$lt{'subm'}" /></td>
@@ -1334,23 +1410,23 @@ $stdbrws
 </form>
 ENDTREC
     if (($stage ne 'query') &&
-        ($ENV{'form.recdomain'}) && ($ENV{'form.recuname'})) {
-        chomp($ENV{'form.newrecord'});
-        if ($ENV{'form.newrecord'}) {
+        ($env{'form.recdomain'}) && ($env{'form.recuname'})) {
+        chomp($env{'form.newrecord'});
+        if ($env{'form.newrecord'}) {
            &user_normal_msg_raw(
-            $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
-            $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+            $env{'course.'.$env{'request.course.id'}.'.num'},
+            $env{'course.'.$env{'request.course.id'}.'.domain'},
             &mt('Record').
-	     ' ['.$ENV{'form.recuname'}.':'.$ENV{'form.recdomain'}.']',
-	    $ENV{'form.newrecord'});
+	     ' ['.$env{'form.recuname'}.':'.$env{'form.recdomain'}.']',
+	    $env{'form.newrecord'});
         }
-        $r->print('<h3>'.&Apache::loncommon::plainname($ENV{'form.recuname'},
-				     $ENV{'form.recdomain'}).'</h3>');
-        &disfacetoface($r,$ENV{'form.recuname'},$ENV{'form.recdomain'});
+        $r->print('<h3>'.&Apache::loncommon::plainname($env{'form.recuname'},
+				     $env{'form.recdomain'}).'</h3>');
+        &disfacetoface($r,$env{'form.recuname'},$env{'form.recdomain'});
 	$r->print(<<ENDRHEAD);
 <form method="post" action="/adm/email">
-<input name="recdomain" value="$ENV{'form.recdomain'}" type="hidden" />
-<input name="recuname" value="$ENV{'form.recuname'}" type="hidden" />
+<input name="recdomain" value="$env{'form.recdomain'}" type="hidden" />
+<input name="recuname" value="$env{'form.recuname'}" type="hidden" />
 ENDRHEAD
         $r->print(<<ENDBFORM);
 <hr />$lt{'newr'}<br />
@@ -1367,8 +1443,8 @@ ENDBFORM
 
 sub examblock {
     my ($r,$action) = @_;
-    unless ($ENV{'request.course.id'}) { return;}
-    unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) { $r->print('Not allowed'); }
+    unless ($env{'request.course.id'}) { return;}
+    unless (&Apache::lonnet::allowed('srm',$env{'request.course.id'})) { $r->print('Not allowed'); }
     my %lt=&Apache::lonlocal::texthash(
             'comb' => 'Communication Blocking',
             'cbds' => 'Communication blocking during scheduled exams',
@@ -1408,12 +1484,13 @@ sub examblock {
         $r->print($lt{'ncbc'}.'<br /><br />');
     }
     &display_addblocker_table($r,$parmcount,\%ltext);
+    my $endbody=&Apache::loncommon::endbodytag();
     $r->print(<<"END");
 <br />
 <input type="hidden" name="blocktotal" value="$blockcount" />
 <input type ="submit" value="Save Changes" />
 </form>
-</body>
+$endbody
 </html>
 END
     return;
@@ -1437,7 +1514,7 @@ sub blockstore {
     my $addtotal = 0;
     my %blocking = ();
     $r->print('<h3>'.$lt{'head'}.'</h3>');
-    foreach (keys %ENV) {
+    foreach (keys %env) {
         if ($_ =~ m/^form\.modify_(\w+)$/) {
             $adds{$1} = $1;
             $removals{$1} = $1;
@@ -1455,23 +1532,23 @@ sub blockstore {
     }
 
     foreach (keys %removals) {
-        my $hashkey = $ENV{'form.key_'.$_};
+        my $hashkey = $env{'form.key_'.$_};
         &Apache::lonnet::del('comm_block',["$hashkey"],
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.num'}
+                         $env{'course.'.$env{'request.course.id'}.'.domain'},
+                         $env{'course.'.$env{'request.course.id'}.'.num'}
                          );
     }
     foreach (keys %adds) {
         unless ( defined($cancels{$_}) ) {
             my ($newstart,$newend) = &get_dates_from_form($_);
             my $newkey = $newstart.'____'.$newend;
-            $blocking{$newkey} = $ENV{'user.name'}.'@'.$ENV{'user.domain'}.':'.$ENV{'form.title_'.$_};
+            $blocking{$newkey} = $env{'user.name'}.'@'.$env{'user.domain'}.':'.$env{'form.title_'.$_};
         }
     }
     if ($addtotal + $modtotal > 0) {
         &Apache::lonnet::put('comm_block',\%blocking,
-                     $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
-                     $ENV{'course.'.$ENV{'request.course.id'}.'.num'}
+                     $env{'course.'.$env{'request.course.id'}.'.domain'},
+                     $env{'course.'.$env{'request.course.id'}.'.num'}
                      );
     }
     my $chgestotal = $canceltotal + $modtotal + $addtotal;
@@ -1505,8 +1582,8 @@ sub get_blockdates {
     my ($records,$blockcount) = @_;
     $$blockcount = 0;
     %{$records} = &Apache::lonnet::dump('comm_block',
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
-                         $ENV{'course.'.$ENV{'request.course.id'}.'.num'}
+                         $env{'course.'.$env{'request.course.id'}.'.domain'},
+                         $env{'course.'.$env{'request.course.id'}.'.num'}
                          );
     $$blockcount = keys %{$records};
                                                                                                              
@@ -1524,7 +1601,7 @@ sub display_blocker_status {
     my @bgcols = ("#eeeeee","#dddddd");
     my $function = &Apache::loncommon::get_users_function();
     my $color = &Apache::loncommon::designparm($function.'.tabbg',
-                                                    $ENV{'user.domain'});
+                                                    $env{'user.domain'});
     my %lt = &Apache::lonlocal::texthash(
         'modi' => 'Modify',
         'canc' => 'Cancel',
@@ -1590,7 +1667,7 @@ sub display_addblocker_table {
     my $endform = &Apache::lonhtmlcommon::date_setter('blockform','enddate_'.$parmcount,$end,$onchange);
     my $function = &Apache::loncommon::get_users_function();
     my $color = &Apache::loncommon::designparm($function.'.tabbg',
-                                                    $ENV{'user.domain'});
+                                                    $env{'user.domain'});
     my %lt = &Apache::lonlocal::texthash(
         'addb' => 'Add block',
         'exam' => 'e.g., Exam 1',
@@ -1633,12 +1710,12 @@ sub blockcheck {
     my @staffcses = ();
     $$startblock = 0;
     $$endblock = 0;
-    foreach (keys %ENV) {
+    foreach (keys %env) {
         if ($_ =~ m-^user\.role\.(st|cc|in)\./(.+)$-) {
             my $role = $1;
             my $cse = $2;
             $cse =~ s|/|_|;
-            if ($ENV{$_} =~ m/^(\d*)\.(\d*)$/) {
+            if ($env{$_} =~ m/^(\d*)\.(\d*)$/) {
                 unless (($2 > 0 && $2 < time) || ($1 > time)) {
                     if ($role eq 'st') {
                         push @livecses, $cse;
@@ -1650,14 +1727,14 @@ sub blockcheck {
                 }
             }
         } elsif ($_ =~ m-user\.role\.cr/(\w+)/(\w+)/([^/]+)\./(.+)$- ) { 
-            my $rolepriv = $ENV{'user.role..rolesdef_'.$3};
+            my $rolepriv = $env{'user.role..rolesdef_'.$3};
         }
     }
     # Retrieve blocking times and identity of blocker for active courses for students.
     if (@livecses > 0) {
         foreach my $cse (@livecses) {
             my ($cdom,$crs) = split/_/,$cse;
-            if ( (grep/^$cse$/,@staffcses) && ($ENV{'request.role'} !~ m-^st\./$cdom/$crs$-) ) {
+            if ( (grep/^$cse$/,@staffcses) && ($env{'request.role'} !~ m-^st\./$cdom/$crs$-) ) {
                 next;
             } else {
                 %{$$setters{$cse}} = ();
@@ -1688,7 +1765,7 @@ sub build_block_table {
     my ($r,$startblock,$endblock,$setters) = @_;
     my $function = &Apache::loncommon::get_users_function();
     my $color = &Apache::loncommon::designparm($function.'.tabbg',
-                                                    $ENV{'user.domain'});
+                                                    $env{'user.domain'});
     my %lt = &Apache::lonlocal::texthash(
         'cacb' => 'Currently active communication blocks',
         'cour' => 'Course',
@@ -1773,9 +1850,9 @@ sub displaymessage {
 	      '<td><a href="/adm/email?markunread='.&Apache::lonnet::escape($msgid).$sqs.
 	      '"><b>'.&mt('Mark Unread').'</b></a></td>'.
 	      '<td><a href="/adm/email?markdel='.&Apache::lonnet::escape($msgid).$sqs.
-	      '"><b>Delete</b></a></td>'.
+	      '"><b>'.&mt('Delete').'</b></a></td>'.
 	      '<td><a href="/adm/email?'.$sqs.
-	      ($ENV{'form.dismode'} eq 'new'?'&folder=new':'').
+	      ($env{'form.dismode'} eq 'new'?'&folder=new':'').
 	      '"><b>'.&mt('Back to Folder Display').'</b></a></td>');
     if ($counter > 0){
 	$r->print('<td><a href="/adm/email?display='.$messages[$counter-1]->[5].$sqs.
@@ -1786,6 +1863,30 @@ sub displaymessage {
 		  '"><b>'.&mt('Next').'</b></a></td>');
     }
     $r->print('</tr></table>');
+    if ($env{'user.adv'}) {
+	$r->print('<table border="2" width="100%"><tr bgcolor="#FFAAAA"><td>'.&mt('Currently available actions (will open extra window)').':</td>');
+	my $symb=&Apache::lonnet::symbread($content{'baseurl'});      
+	if (&Apache::lonnet::allowed('vgr',$env{'request.course.id'})) {
+		$r->print('<td><b>'.&Apache::loncommon::track_student_link(&mt('View recent activity'),$content{'sendername'},$content{'senderdomain'},'check').'</b></td>');
+	    }
+	if (&Apache::lonnet::allowed('opa',$env{'request.course.id'}) && $symb) {
+	    $r->print('<td><b>'.&Apache::loncommon::pprmlink(&mt('Set/Change parameters'),$content{'sendername'},$content{'senderdomain'},$symb,'check').'</b></td>');
+	}
+	if (&Apache::lonnet::allowed('mgr',$env{'request.course.id'}) && $symb) {
+	    $r->print('<td><b>'.&Apache::loncommon::pgrdlink(&mt('Set/Change grades'),$content{'sendername'},$content{'senderdomain'},$symb,'check').'</b></td>');
+	}
+	$r->print('</tr></table>');
+    }
+    my $tolist;
+    my @recipients = ();
+    for (my $i=0; $i<@{$content{'recuser'}}; $i++) {
+        $recipients[$i] =  &Apache::loncommon::aboutmewrapper(
+           &Apache::loncommon::plainname($content{'recuser'}[$i],
+                                      $content{'recdomain'}[$i]),
+              $content{'recuser'}[$i],$content{'recdomain'}[$i]).
+       ' ('.$content{'recuser'}[$i].' at '.$content{'recdomain'}[$i].') ';
+    }
+    $tolist = join(', ',@recipients);
     $r->print('<br /><b>'.&mt('Subject').':</b> '.$content{'subject'}.
 	      ($folder ne 'sent'?'<br /><b>'.&mt('From').':</b> '.
 	      &Apache::loncommon::aboutmewrapper(
@@ -1793,11 +1894,7 @@ sub displaymessage {
 						 $content{'sendername'},$content{'senderdomain'}).' ('.
 	      $content{'sendername'}.' at '.
 	      $content{'senderdomain'}.') ':'<br /><b>'.&mt('To').':</b> '.
-	      &Apache::loncommon::aboutmewrapper(
-						 &Apache::loncommon::plainname($content{'recuser'},$content{'recdomain'}),
-						 $content{'recuser'},$content{'recdomain'}).' ('.
-	      $content{'recuser'}.' at '.
-	      $content{'recdomain'}.') ').
+              $tolist).
 	      ($content{'courseid'}?'<br /><b>'.&mt('Course').':</b> '.$courseinfo{'description'}.
 	       ($content{'coursesec'}?' ('.&mt('Group/Section').': '.$content{'coursesec'}.')':''):'').
 	      '<br /><b>'.&mt('Time').':</b> '.$content{'time'}.
@@ -1817,7 +1914,7 @@ sub displayresource {
 # If the recipient is in the same course that the message was sent from and
 # has sufficient privileges, show "all details," else show citation
 #
-    if (($ENV{'request.course.id'} eq $content{'courseid'})
+    if (($env{'request.course.id'} eq $content{'courseid'})
      && (&Apache::lonnet::allowed('vgr',$content{'courseid'}))) {
 	my $symb=&Apache::lonnet::symbread($content{'baseurl'});
 # Could not get a symb, give up
@@ -1849,7 +1946,8 @@ sub header {
     my ($r,$title,$baseurl)=@_;
     $r->print(&Apache::lonxml::xmlbegin().
 	      '<head>'.&Apache::lonxml::fontsettings().
-	      '<title>Communication and Messages</title>');
+	      '<title>Communication and Messages</title>'.
+	      &Apache::lonhtmlcommon::htmlareaheaders());
     if ($baseurl) {
 	$r->print("<base href=\"http://$ENV{'SERVER_NAME'}/$baseurl\" />");
     }
@@ -1874,21 +1972,21 @@ sub printheader {
 
 sub storecomment {
     my ($r)=@_;
-    my $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'});
+    my $msgtxt=&Apache::lonfeedback::clear_out_html($env{'form.message'});
     my $cleanmsgtxt='';
     foreach (split(/[\n\r]/,$msgtxt)) {
 	unless ($_=~/^\s*(\>|\&gt\;)/) {
 	    $cleanmsgtxt.=$_."\n";
 	}
     }
-    my $key=&Apache::lonnet::escape($ENV{'form.baseurl'}).'___'.time;
+    my $key=&Apache::lonnet::escape($env{'form.baseurl'}).'___'.time;
     &Apache::lonnet::put('nohist_stored_comments',{ $key => $cleanmsgtxt });
 }
 
 sub storedcommentlisting {
     my ($r)=@_;
     my %msgs=&Apache::lonnet::dump('nohist_stored_comments',undef,undef,
-       '^'.&Apache::lonnet::escape(&Apache::lonnet::escape($ENV{'form.showcommentbaseurl'})));
+       '^'.&Apache::lonnet::escape(&Apache::lonnet::escape($env{'form.showcommentbaseurl'})));
     $r->print(&Apache::lonxml::xmlbegin().'<head>'.
 	      &Apache::lonxml::fontsettings().'</head><body>');
     if ((keys %msgs)[0]=~/^error\:/) {
@@ -1911,35 +2009,37 @@ sub sendoffmail {
     my ($r,$folder)=@_;
     my $suffix=&foldersuffix($folder);
     my $sendstatus='';
-    if ($ENV{'form.send'}) {
+    my %broadcast_status;
+    my $numbroadcast = 0;
+    if ($env{'form.send'}) {
 	&printheader($r,'','Messages being sent.');
 	$r->rflush();
 	my %content=();
 	undef %content;
-	if ($ENV{'form.forwid'}) {
-	    my $msgid=$ENV{'form.forwid'};
+	if ($env{'form.forwid'}) {
+	    my $msgid=$env{'form.forwid'};
 	    my %message=&Apache::lonnet::get('nohist_email'.$suffix,[$msgid]);
 	    %content=&unpackagemsg($message{$msgid},1);
 	    &statuschange($msgid,'forwarded',$folder);
-	    $ENV{'form.message'}.="\n\n-- Forwarded message --\n\n".
+	    $env{'form.message'}.="\n\n-- Forwarded message --\n\n".
 		$content{'message'};
 	}
-	if ($ENV{'form.replyid'}) {
-	    my $msgid=$ENV{'form.replyid'};
+	if ($env{'form.replyid'}) {
+	    my $msgid=$env{'form.replyid'};
 	    my %message=&Apache::lonnet::get('nohist_email'.$suffix,[$msgid]);
 	    %content=&unpackagemsg($message{$msgid},1);
 	    &statuschange($msgid,'replied',$folder);
 	}
 	my %toaddr=();
 	undef %toaddr;
-	if ($ENV{'form.sendmode'} eq 'group') {
-	    foreach (keys %ENV) {
+	if ($env{'form.sendmode'} eq 'group') {
+	    foreach (keys %env) {
 		if ($_=~/^form\.send\_to\_\&\&\&[^\&]*\&\&\&\_(.+)$/) {
 		    $toaddr{$1}='';
 		}
 	    }
-	} elsif ($ENV{'form.sendmode'} eq 'upload') {
-	    foreach (split(/[\n\r\f]+/,$ENV{'form.upfile'})) {
+	} elsif ($env{'form.sendmode'} eq 'upload') {
+	    foreach (split(/[\n\r\f]+/,$env{'form.upfile'})) {
 		my ($rec,$txt)=split(/\s*\:\s*/,$_);
 		if ($txt) {
 		    $rec=~s/\@/\:/;
@@ -1947,56 +2047,95 @@ sub sendoffmail {
 		}
 	    }
 	} else {
-	    $toaddr{$ENV{'form.recuname'}.':'.$ENV{'form.recdomain'}}='';
+	    $toaddr{$env{'form.recuname'}.':'.$env{'form.recdomain'}}='';
 	}
-	if ($ENV{'form.additionalrec'}) {
-	    foreach (split(/\,/,$ENV{'form.additionalrec'})) {
+	if ($env{'form.additionalrec'}) {
+	    foreach (split(/\,/,$env{'form.additionalrec'})) {
 		my ($auname,$audom)=split(/\@/,$_);
 		$toaddr{$auname.':'.$audom}='';
 	    }
 	}
+
+        my $basicmsg;
+        my $msgtype;
+        if ((($env{'form.critmsg'}) || ($env{'form.sendbck'})) &&
+            (&Apache::lonnet::allowed('srm',$env{'request.course.id'}))) {
+            $basicmsg=&Apache::lonfeedback::clear_out_html($env{'form.message'},1);
+            $msgtype = '(critical)';
+        } else {
+            $basicmsg=&Apache::lonfeedback::clear_out_html($env{'form.message'});
+        }
 	
 	foreach (keys %toaddr) {
 	    my ($recuname,$recdomain)=split(/\:/,$_);
-            my $msgtxt;
-            if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
-                (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
-                $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'},1);
-            } else {  
-	        $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'});
-            }
+            my $msgtxt = $basicmsg;
 	    if ($toaddr{$_}) { $msgtxt.='<hr />'.$toaddr{$_}; }
-	    my $thismsg;    
-	    if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) && 
-		(&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
+	    my $thismsg;
+	    if ((($env{'form.critmsg'}) || ($env{'form.sendbck'})) && 
+		(&Apache::lonnet::allowed('srm',$env{'request.course.id'}))) {
 		$r->print(&mt('Sending critical message').' '.$recuname.'@'.$recdomain.': ');
 		$thismsg=&user_crit_msg($recuname,$recdomain,
-					&Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
+					&Apache::lonfeedback::clear_out_html($env{'form.subject'}),
 					$msgtxt,
-					$ENV{'form.sendbck'},$ENV{'form.permanent'});
+					$env{'form.sendbck'},$env{'form.permanent'});
 	    } else {
 		$r->print(&mt('Sending').' '.$recuname.'@'.$recdomain.': ');
 		$thismsg=&user_normal_msg($recuname,$recdomain,
-					  &Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
+					  &Apache::lonfeedback::clear_out_html($env{'form.subject'}),
 					  $msgtxt,
-					  $content{'citation'},undef,undef,$ENV{'form.permanent'});
-		if (($ENV{'request.course.id'}) && ($ENV{'form.sendmode'} eq 'group')) {
-		    &user_normal_msg_raw(
-					 $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
-					 $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
-					 'Broadcast ['.$recuname.':'.$recdomain.']',
-					 $msgtxt);
-		}
+					  $content{'citation'},undef,undef,$env{'form.permanent'});
+            }
+	    if (($env{'request.course.id'}) && 
+                                         ($env{'form.sendmode'} eq 'group')) {
+	        $broadcast_status{$recuname.':'.$recdomain}  = $thismsg;
+                if ($thismsg eq 'ok') {
+                    $numbroadcast ++;
+                }
 	    }
 	    $r->print($thismsg.'<br />');
 	    $sendstatus.=' '.$thismsg;
 	}
+        if (($env{'request.course.id'}) && ($env{'form.sendmode'} eq 'group')) {
+            my $subj_prefix;
+            if ($msgtype eq 'critical') {
+                $subj_prefix = 'Critical broadcast';
+            } else {
+                $subj_prefix = 'Broadcast';
+            }
+            my ($broadmsgid,$broadresult);
+            if ($numbroadcast) {
+                $broadresult = &user_normal_msg_raw(
+                    $env{'course.'.$env{'request.course.id'}.'.num'},
+                    $env{'course.'.$env{'request.course.id'}.'.domain'},                $subj_prefix.' to: '.$env{'course.'.$env{'request.course.id'}.'.description'}.
+                    ' ('.$numbroadcast.' sent)',$basicmsg,undef,undef,undef,
+                    undef,\$broadmsgid);
+            }
+            if ($broadresult eq 'ok') {
+                my $record_sent;
+                my @recusers = ();
+                my @recudoms = ();
+                foreach my $recipient (sort(keys(%toaddr))) {
+                    if ($broadcast_status{$recipient} eq 'ok') {
+                        my ($uname,$udom) = split/:/,$recipient;
+                        push(@recusers,$uname);
+                        push(@recudoms,$udom);
+                    }
+                }
+                if (@recusers) {
+                    my $broadmessage;
+                    ($broadmsgid,$broadmessage)=&packagemsg(&Apache::lonfeedback::clear_out_html($env{'form.subject'}),$basicmsg,undef,undef,undef,\@recusers,\@recudoms,$broadmsgid);
+                    $record_sent = &store_sent_mail($broadmsgid,$broadmessage);
+                }
+            } else {
+                &Apache::lonnet::logthis('Failed to create record of broadcast in '.$env{'course.'.$env{'request.course.id'}.'.num'}.' at '.$env{'course.'.$env{'request.course.id'}.'.domain'}.' - no msgid generated');
+            }
+        }
     } else {
 	&printheader($r,'','No messages sent.'); 
     }
     if ($sendstatus=~/^(\s*(?:ok|con_delayed)\s*)*$/) {
 	$r->print('<br /><font color="green">'.&mt('Completed.').'</font>');
-	if ($ENV{'form.displayedcrit'}) {
+	if ($env{'form.displayedcrit'}) {
 	    &discrit($r);
 	} else {
 	    &Apache::loncommunicate::menu($r);
@@ -2027,10 +2166,10 @@ sub handler {
          'sendreply','compose','sendmail','critical','recname','recdom',
          'recordftf','sortedby','block','folder','startdis','interdis',
 	 'showcommentbaseurl','dismode']);
-    $sqs='&sortedby='.$ENV{'form.sortedby'};
+    $sqs='&sortedby='.$env{'form.sortedby'};
 
 # ------------------------------------------------------ They checked for email
-    unless ($ENV{'form.block'}) {
+    unless ($env{'form.block'}) {
         &Apache::lonnet::put('email_status',{'recnewemail'=>0});
     }
 
@@ -2044,33 +2183,41 @@ sub handler {
 
 # ------------------------------------------------------------------ Get Folder
 
-    my $folder=$ENV{'form.folder'};
+    my $folder=$env{'form.folder'};
     unless ($folder) { 
 	$folder=''; 
     } else {
 	$sqs.='&folder='.&Apache::lonnet::escape($folder);
     }
+# ------------------------------------------------------------ Get Display Mode
+
+    my $dismode=$env{'form.dismode'};
+    unless ($dismode) { 
+	$dismode=''; 
+    } else {
+	$sqs.='&dismode='.&Apache::lonnet::escape($dismode);
+    }
 
 # --------------------------------------------------------------------- Display
 
-    $startdis=$ENV{'form.startdis'};
+    $startdis=$env{'form.startdis'};
     $startdis--;
     unless ($startdis) { $startdis=0; }
 
-    $interdis=$ENV{'form.interdis'};
+    $interdis=$env{'form.interdis'};
     unless ($interdis) { $interdis=20; }
     $sqs.='&interdis='.$interdis;
 
-    if ($ENV{'form.firstview'}) {
+    if ($env{'form.firstview'}) {
 	$startdis=0;
     }
-    if ($ENV{'form.lastview'}) {
+    if ($env{'form.lastview'}) {
 	$startdis=-1;
     }
-    if ($ENV{'form.prevview'}) {
+    if ($env{'form.prevview'}) {
 	$startdis--;
     }
-    if ($ENV{'form.nextview'}) {
+    if ($env{'form.nextview'}) {
 	$startdis++;
     }
     my $postedstartdis=$startdis+1;
@@ -2078,13 +2225,13 @@ sub handler {
 
 # --------------------------------------------------------------- Render Output
 
-    if ($ENV{'form.display'}) {
-	&displaymessage($r,$ENV{'form.display'},$folder);
-    } elsif ($ENV{'form.replyto'}) {
-	&compout($r,'',$ENV{'form.replyto'},undef,undef,$folder);
-    } elsif ($ENV{'form.confirm'}) {
+    if ($env{'form.display'}) {
+	&displaymessage($r,$env{'form.display'},$folder);
+    } elsif ($env{'form.replyto'}) {
+	&compout($r,'',$env{'form.replyto'},undef,undef,$folder,$dismode);
+    } elsif ($env{'form.confirm'}) {
 	&printheader($r,'','Confirmed Receipt');
-	foreach (keys %ENV) {
+	foreach (keys %env) {
 	    if ($_=~/^form\.rec\_(.*)$/) {
 		$r->print('<b>'.&mt('Confirming Receipt').':</b> '.
 			  &user_crit_received($1).'<br>');
@@ -2097,32 +2244,32 @@ sub handler {
 	    }
 	}
 	&discrit($r);
-    } elsif ($ENV{'form.critical'}) {
+    } elsif ($env{'form.critical'}) {
 	&printheader($r,'','Displaying Critical Messages');
 	&discrit($r);
-    } elsif ($ENV{'form.forward'}) {
-	&compout($r,$ENV{'form.forward'},undef,undef,undef,$folder);
-    } elsif ($ENV{'form.markdel'}) {
+    } elsif ($env{'form.forward'}) {
+	&compout($r,$env{'form.forward'},undef,undef,undef,$folder);
+    } elsif ($env{'form.markdel'}) {
 	&printheader($r,'','Deleted Message');
-	&statuschange($ENV{'form.markdel'},'deleted',$folder);
+	&statuschange($env{'form.markdel'},'deleted',$folder);
 	&Apache::loncommunicate::menu($r);
-	&disall($r,$folder);
-    } elsif ($ENV{'form.markedmove'}) {
+	&disall($r,($folder?$folder:$dismode));
+    } elsif ($env{'form.markedmove'}) {
 	my $total=0;
-	foreach (keys %ENV) {
+	foreach (keys %env) {
 	    if ($_=~/^form\.delmark_(.*)$/) {
 		&movemsg(&Apache::lonnet::unescape($1),$folder,
-			 $ENV{'form.movetofolder'});
+			 $env{'form.movetofolder'});
 		$total++;
 	    }
 	}
 	&printheader($r,'','Moved Messages');
 	$r->print('Moved '.$total.' message(s)<p>');
 	&Apache::loncommunicate::menu($r);
-	&disall($r,$folder);
-    } elsif ($ENV{'form.markeddel'}) {
+	&disall($r,($folder?$folder:$dismode));
+    } elsif ($env{'form.markeddel'}) {
 	my $total=0;
-	foreach (keys %ENV) {
+	foreach (keys %env) {
 	    if ($_=~/^form\.delmark_(.*)$/) {
 		&statuschange(&Apache::lonnet::unescape($1),'deleted',$folder);
 		$total++;
@@ -2131,37 +2278,44 @@ sub handler {
 	&printheader($r,'','Deleted Messages');
 	$r->print('Deleted '.$total.' message(s)<p>');
 	&Apache::loncommunicate::menu($r);
-	&disall($r,$folder);
-    } elsif ($ENV{'form.markunread'}) {
+	&disall($r,($folder?$folder:$dismode));
+    } elsif ($env{'form.markunread'}) {
 	&printheader($r,'','Marked Message as Unread');
-	&statuschange($ENV{'form.markunread'},'new');
+	&statuschange($env{'form.markunread'},'new');
 	&Apache::loncommunicate::menu($r);
-	&disall($r,$folder);
-    } elsif ($ENV{'form.compose'}) {
-	&compout($r,'','',$ENV{'form.compose'});
-    } elsif ($ENV{'form.recordftf'}) {
-	&facetoface($r,$ENV{'form.recordftf'});
-    } elsif ($ENV{'form.block'}) {
-        &examblock($r,$ENV{'form.block'});
-    } elsif ($ENV{'form.sendmail'}) {
+	&disall($r,($folder?$folder:$dismode));
+    } elsif ($env{'form.compose'}) {
+	&compout($r,'','',$env{'form.compose'});
+    } elsif ($env{'form.recordftf'}) {
+	&facetoface($r,$env{'form.recordftf'});
+    } elsif ($env{'form.block'}) {
+        &examblock($r,$env{'form.block'});
+    } elsif ($env{'form.sendmail'}) {
 	&sendoffmail($r,$folder);
-	if ($ENV{'form.storebasecomment'}) {
+	if ($env{'form.storebasecomment'}) {
 	    &storecomment($r);
 	}
-	&disall($r,$folder);
-    } elsif ($ENV{'form.newfolder'}) {
+	if (($env{'form.rsspost'}) && ($env{'request.course.id'})) {
+	    &Apache::lonrss::addentry($env{'course.'.$env{'request.course.id'}.'.num'},
+				      $env{'course.'.$env{'request.course.id'}.'.domain'},
+				      'Course_Announcements',
+				      $env{'form.subject'},
+				      $env{'form.message'},'/adm/communicate','public');
+	}
+	&disall($r,($folder?$folder:$dismode));
+    } elsif ($env{'form.newfolder'}) {
 	&printheader($r,'','New Folder');
-	&makefolder($ENV{'form.newfolder'});
+	&makefolder($env{'form.newfolder'});
 	&Apache::loncommunicate::menu($r);
-	&disall($r,$ENV{'form.newfolder'});
-    } elsif ($ENV{'form.showcommentbaseurl'}) {
+	&disall($r,$env{'form.newfolder'});
+    } elsif ($env{'form.showcommentbaseurl'}) {
 	&storedcommentlisting($r);
     } else {
 	&printheader($r,'','Display All Messages');
-	&Apache::loncommunicate::menu($r);
-	&disall($r,$folder);
+	&Apache::loncommunicate::menu($r); 
+	&disall($r,($folder?$folder:$dismode));
     }
-    $r->print('</body></html>');
+    $r->print(&Apache::loncommon::endbodytag().'</html>');
     return OK;
 }
 # ================================================= Main program, reset counter