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Up to [LON-CAPA] / loncom / interface

- moving most of lonmsg into a new lonmsgdisplay module
- lonmsg now only contains the actual functions to send messages in the system and can now be ewasily used by now mod_pelr routines

    1: # The LearningOnline Network with CAPA
    2: # Routines for messaging
    3: #
    4: # $Id: lonmsg.pm,v 1.180 2006/04/08 06:53:37 albertel Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: 
   29: package Apache::lonmsg;
   30: 
   31: use strict;
   32: use Apache::lonnet;
   33: use HTML::TokeParser();
   34: use Apache::lonlocal;
   35: use Mail::Send;
   36: 
   37: {
   38:     my $uniq;
   39:     sub get_uniq {
   40: 	$uniq++;
   41: 	return $uniq;
   42:     }
   43: }
   44: 
   45: # ===================================================================== Package
   46: 
   47: sub packagemsg {
   48:     my ($subject,$message,$citation,$baseurl,$attachmenturl,
   49: 	$recuser,$recdomain,$msgid,$type,$crsmsgid)=@_;
   50:     $message =&HTML::Entities::encode($message,'<>&"');
   51:     $citation=&HTML::Entities::encode($citation,'<>&"');
   52:     $subject =&HTML::Entities::encode($subject,'<>&"');
   53:     #remove machine specification
   54:     $baseurl =~ s|^http://[^/]+/|/|;
   55:     $baseurl =&HTML::Entities::encode($baseurl,'<>&"');
   56:     #remove machine specification
   57:     $attachmenturl =~ s|^http://[^/]+/|/|;
   58:     $attachmenturl =&HTML::Entities::encode($attachmenturl,'<>&"');
   59:     my $course_context;
   60:     if (defined($env{'form.replyid'})) {
   61:         my ($sendtime,$shortsubj,$fromname,$fromdomain,$count,$origcid)=
   62:                    split(/\:/,&Apache::lonnet::unescape($env{'form.replyid'}));
   63:         $course_context = $origcid;
   64:     }
   65:     foreach my $key (keys(%env)) {
   66:         if ($key=~/^form\.(rep)?rec\_(.*)$/) {
   67:             my ($sendtime,$shortsubj,$fromname,$fromdomain,$count,$origcid) =
   68:                                     split(/\:/,&Apache::lonnet::unescape($2));
   69:             $course_context = $origcid;
   70:             last;
   71:         }
   72:     }
   73:     unless(defined($course_context)) {
   74:         $course_context = $env{'request.course.id'};
   75:     }
   76:     my $now=time;
   77:     my $msgcount = &get_uniq();
   78:     unless(defined($msgid)) {
   79:         $msgid = &buildmsgid($now,$subject,$env{'user.name'},$env{'user.domain'},
   80:                             $msgcount,$course_context,$$);
   81:     }
   82:     my $result = '<sendername>'.$env{'user.name'}.'</sendername>'.
   83:            '<senderdomain>'.$env{'user.domain'}.'</senderdomain>'.
   84:            '<subject>'.$subject.'</subject>'.
   85:            '<time>'.&Apache::lonlocal::locallocaltime($now).'</time>';
   86:     if (defined($crsmsgid)) {
   87:         $result.= '<courseid>'.$course_context.'</courseid>'.
   88:                   '<coursesec>'.$env{'request.course.sec'}.'</coursesec>'.
   89:                   '<msgid>'.$msgid.'</msgid>'.
   90:                   '<coursemsgid>'.$crsmsgid.'</coursemsgid>'.
   91:                   '<message>'.$message.'</message>';
   92:         return ($msgid,$result);
   93:     }
   94:     $result .= '<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
   95:            '<host>'.$ENV{'HTTP_HOST'}.'</host>'.
   96: 	   '<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
   97: 	   '<browsertype>'.$env{'browser.type'}.'</browsertype>'.
   98: 	   '<browseros>'.$env{'browser.os'}.'</browseros>'.
   99: 	   '<browserversion>'.$env{'browser.version'}.'</browserversion>'.
  100:            '<browsermathml>'.$env{'browser.mathml'}.'</browsermathml>'.
  101: 	   '<browserraw>'.$ENV{'HTTP_USER_AGENT'}.'</browserraw>'.
  102: 	   '<courseid>'.$course_context.'</courseid>'.
  103: 	   '<coursesec>'.$env{'request.course.sec'}.'</coursesec>'.
  104: 	   '<role>'.$env{'request.role'}.'</role>'.
  105: 	   '<resource>'.$env{'request.filename'}.'</resource>'.
  106:            '<msgid>'.$msgid.'</msgid>';
  107:     if (ref($recuser) eq 'ARRAY') {
  108:         for (my $i=0; $i<@{$recuser}; $i++) {
  109:             if ($type eq 'dcmail') {
  110:                 my ($username,$email) = split(/:/,$$recuser[$i]);
  111:                 $username = &Apache::lonnet::unescape($username);
  112:                 $email = &Apache::lonnet::unescape($email);
  113:                 $username = &HTML::Entities::encode($username,'<>&"');
  114:                 $email = &HTML::Entities::encode($email,'<>&"');
  115:                 $result .= '<recipient username="'.$username.'">'.
  116:                                             $email.'</recipient>';
  117:             } else {
  118:                 $result .= '<recuser>'.$$recuser[$i].'</recuser>'.
  119:                            '<recdomain>'.$$recdomain[$i].'</recdomain>';
  120:             }
  121:         }
  122:     } else {
  123:         $result .= '<recuser>'.$recuser.'</recuser>'.
  124:                    '<recdomain>'.$recdomain.'</recdomain>';
  125:     }
  126:     $result .= '<message>'.$message.'</message>';
  127:     if (defined($citation)) {
  128: 	$result.='<citation>'.$citation.'</citation>';
  129:     }
  130:     if (defined($baseurl)) {
  131: 	$result.= '<baseurl>'.$baseurl.'</baseurl>';
  132:     }
  133:     if (defined($attachmenturl)) {
  134: 	$result.= '<attachmenturl>'.$attachmenturl.'</attachmenturl>';
  135:     }
  136:     return $msgid,$result;
  137: }
  138: 
  139: # ================================================== Unpack message into a hash
  140: 
  141: sub unpackagemsg {
  142:     my ($message,$notoken)=@_;
  143:     my %content=();
  144:     my $parser=HTML::TokeParser->new(\$message);
  145:     my $token;
  146:     while ($token=$parser->get_token) {
  147:        if ($token->[0] eq 'S') {
  148: 	   my $entry=$token->[1];
  149:            my $value=$parser->get_text('/'.$entry);
  150:            if (($entry eq 'recuser') || ($entry eq 'recdomain')) {
  151:                push(@{$content{$entry}},$value);
  152:            } elsif ($entry eq 'recipient') {
  153:                my $username = $token->[2]{'username'};
  154:                $username = &HTML::Entities::decode($username,'<>&"');
  155:                $content{$entry}{$username} = $value;
  156:            } else {
  157:                $content{$entry}=$value;
  158:            }
  159:        }
  160:     }
  161:     if (!exists($content{'recuser'})) { $content{'recuser'} = []; }
  162:     if ($content{'attachmenturl'}) {
  163:        my ($fname)=($content{'attachmenturl'}=~m|/([^/]+)$|);
  164:        if ($notoken) {
  165: 	   $content{'message'}.='<p>'.&mt('Attachment').': <tt>'.$fname.'</tt>';
  166:        } else {
  167: 	   &Apache::lonnet::allowuploaded('/adm/msg',
  168: 					  $content{'attachmenturl'});
  169: 	   $content{'message'}.='<p>'.&mt('Attachment').
  170: 	       ': <a href="'.$content{'attachmenturl'}.'"><tt>'.
  171: 	       $fname.'</tt></a>';
  172:        }
  173:     }
  174:     return %content;
  175: }
  176: 
  177: # ======================================================= Get info out of msgid
  178: 
  179: sub buildmsgid {
  180:     my ($now,$subject,$uname,$udom,$msgcount,$course_context,$pid) = @_;
  181:     $subject=&Apache::lonnet::escape($subject);
  182:     return(&Apache::lonnet::escape($now.':'.$subject.':'.$uname.':'.
  183:            $udom.':'.$msgcount.':'.$course_context.':'.$pid));
  184: }
  185: 
  186: sub unpackmsgid {
  187:     my ($msgid,$folder,$skipstatus,$status_cache)=@_;
  188:     $msgid=&Apache::lonnet::unescape($msgid);
  189:     my ($sendtime,$shortsubj,$fromname,$fromdomain,$count,$fromcid,
  190:                      $processid)=split(/\:/,&Apache::lonnet::unescape($msgid));
  191:     if (!defined($processid)) { $fromcid = ''; }
  192:     my %status=();
  193:     unless ($skipstatus) {
  194: 	if (ref($status_cache)) {
  195: 	    $status{$msgid} = $status_cache->{$msgid};
  196: 	} else {
  197: 	    my $suffix=&foldersuffix($folder);
  198: 	    %status=&Apache::lonnet::get('email_status'.$suffix,[$msgid]);
  199: 	}
  200: 	if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
  201:         unless ($status{$msgid}) { $status{$msgid}='new'; }
  202:     }
  203:     return ($sendtime,$shortsubj,$fromname,$fromdomain,$status{$msgid},$fromcid);
  204: }
  205: 
  206: 
  207: sub sendemail {
  208:     my ($to,$subject,$body)=@_;
  209:     $body=
  210:     "*** ".&mt('This is an automatic message generated by the LON-CAPA system.')."\n".
  211:     "*** ".&mt('Please do not reply to this address.')."\n\n".$body;
  212:     my $msg = new Mail::Send;
  213:     $msg->to($to);
  214:     $msg->subject('[LON-CAPA] '.$subject);
  215:     if (my $fh = $msg->open()) {
  216: 	print $fh $body;
  217: 	$fh->close;
  218:     }
  219: }
  220: 
  221: # ==================================================== Send notification emails
  222: 
  223: sub sendnotification {
  224:     my ($to,$touname,$toudom,$subj,$crit,$text)=@_;
  225:     my $sender=$env{'environment.firstname'}.' '.$env{'environment.lastname'};
  226:     unless ($sender=~/\w/) { 
  227: 	$sender=$env{'user.name'}.'@'.$env{'user.domain'};
  228:     }
  229:     my $critical=($crit?' critical':'');
  230:     $text=~s/\&lt\;/\</gs;
  231:     $text=~s/\&gt\;/\>/gs;
  232:     $text=~s/\<\/*[^\>]+\>//gs;
  233:     my $url='http://'.
  234:       $Apache::lonnet::hostname{&Apache::lonnet::homeserver($touname,$toudom)}.
  235:       '/adm/email?username='.$touname.'&domain='.$toudom;
  236:     my $body=(<<ENDMSG);
  237: You received a$critical message from $sender in LON-CAPA. The subject is
  238: 
  239:  $subj
  240: 
  241: === Excerpt ============================================================
  242: $text
  243: ========================================================================
  244: 
  245: Use
  246: 
  247:  $url
  248: 
  249: to access the full message.
  250: ENDMSG
  251:     &sendemail($to,'New'.$critical.' message from '.$sender,$body);
  252: }
  253: # ============================================================= Check for email
  254: 
  255: sub newmail {
  256:     if ((time-$env{'user.mailcheck.time'})>300) {
  257:         my %what=&Apache::lonnet::get('email_status',['recnewemail']);
  258:         &Apache::lonnet::appenv('user.mailcheck.time'=>time);
  259:         if ($what{'recnewemail'}>0) { return 1; }
  260:     }
  261:     return 0;
  262: }
  263: 
  264: # =============================== Automated message to the author of a resource
  265: 
  266: =pod
  267: 
  268: =item * B<author_res_msg($filename, $message)>: Sends message $message to the owner
  269:     of the resource with the URI $filename.
  270: 
  271: =cut
  272: 
  273: sub author_res_msg {
  274:     my ($filename,$message)=@_;
  275:     unless ($message) { return 'empty'; }
  276:     $filename=&Apache::lonnet::declutter($filename);
  277:     my ($domain,$author,@dummy)=split(/\//,$filename);
  278:     my $homeserver=&Apache::lonnet::homeserver($author,$domain);
  279:     if ($homeserver ne 'no_host') {
  280:        my $id=unpack("%32C*",$message);
  281:        my $msgid;
  282:        ($msgid,$message)=&packagemsg($filename,$message);
  283:        return &Apache::lonnet::reply('put:'.$domain.':'.$author.
  284:          ':nohist_res_msgs:'.
  285:           &Apache::lonnet::escape($filename.'_'.$id).'='.
  286:           &Apache::lonnet::escape($message),$homeserver);
  287:     }
  288:     return 'no_host';
  289: }
  290: 
  291: # =========================================== Retrieve author resource messages
  292: 
  293: sub retrieve_author_res_msg {
  294:     my $url=shift;
  295:     $url=&Apache::lonnet::declutter($url);
  296:     my ($domain,$author)=($url=~/^(\w+)\/(\w+)\//);
  297:     my %errormsgs=&Apache::lonnet::dump('nohist_res_msgs',$domain,$author);
  298:     my $msgs='';
  299:     foreach (keys %errormsgs) {
  300: 	if ($_=~/^\Q$url\E\_\d+$/) {
  301: 	    my %content=&unpackagemsg($errormsgs{$_});
  302: 	    $msgs.='<p><img src="/adm/lonMisc/bomb.gif" /><b>'.
  303: 		$content{'time'}.'</b>: '.$content{'message'}.
  304: 		'<br /></p>';
  305: 	}
  306:     } 
  307:     return $msgs;     
  308: }
  309: 
  310: 
  311: # =============================== Delete all author messages related to one URL
  312: 
  313: sub del_url_author_res_msg {
  314:     my $url=shift;
  315:     $url=&Apache::lonnet::declutter($url);
  316:     my ($domain,$author)=($url=~/^(\w+)\/(\w+)\//);
  317:     my @delmsgs=();
  318:     foreach (&Apache::lonnet::getkeys('nohist_res_msgs',$domain,$author)) {
  319: 	if ($_=~/^\Q$url\E\_\d+$/) {
  320: 	    push (@delmsgs,$_);
  321: 	}
  322:     }
  323:     return &Apache::lonnet::del('nohist_res_msgs',\@delmsgs,$domain,$author);
  324: }
  325: # =================================== Clear out all author messages in URL path
  326: 
  327: sub clear_author_res_msg {
  328:     my $url=shift;
  329:     $url=&Apache::lonnet::declutter($url);
  330:     my ($domain,$author)=($url=~/^(\w+)\/(\w+)\//);
  331:     my @delmsgs=();
  332:     foreach (&Apache::lonnet::getkeys('nohist_res_msgs',$domain,$author)) {
  333: 	if ($_=~/^\Q$url\E/) {
  334: 	    push (@delmsgs,$_);
  335: 	}
  336:     }
  337:     return &Apache::lonnet::del('nohist_res_msgs',\@delmsgs,$domain,$author);
  338: }
  339: # ================= Return hash with URLs for which there is a resource message
  340: 
  341: sub all_url_author_res_msg {
  342:     my ($author,$domain)=@_;
  343:     my %returnhash=();
  344:     foreach (&Apache::lonnet::getkeys('nohist_res_msgs',$domain,$author)) {
  345: 	$_=~/^(.+)\_\d+/;
  346: 	$returnhash{$1}=1;
  347:     }
  348:     return %returnhash;
  349: }
  350: 
  351: # ================================================== Critical message to a user
  352: 
  353: sub user_crit_msg_raw {
  354:     my ($user,$domain,$subject,$message,$sendback,$toperm,$sentmessage)=@_;
  355: # Check if allowed missing
  356:     my $status='';
  357:     my $msgid='undefined';
  358:     unless (($message)&&($user)&&($domain)) { $status='empty'; };
  359:     my $text=$message;
  360:     my $homeserver=&Apache::lonnet::homeserver($user,$domain);
  361:     if ($homeserver ne 'no_host') {
  362:        ($msgid,$message)=&packagemsg($subject,$message);
  363:        if ($sendback) { $message.='<sendback>true</sendback>'; }
  364:        $status=&Apache::lonnet::critical(
  365:            'put:'.$domain.':'.$user.':critical:'.
  366:            &Apache::lonnet::escape($msgid).'='.
  367:            &Apache::lonnet::escape($message),$homeserver);
  368:         if (defined($sentmessage)) {
  369:             $$sentmessage = $message;
  370:         }
  371:     } else {
  372:        $status='no_host';
  373:     }
  374: # Notifications
  375:     my %userenv = &Apache::lonnet::get('environment',['critnotification',
  376:                                                       'permanentemail'],
  377:                                        $domain,$user);
  378:     if ($userenv{'critnotification'}) {
  379:       &sendnotification($userenv{'critnotification'},$user,$domain,$subject,1,
  380: 			$text);
  381:     }
  382:     if ($toperm && $userenv{'permanentemail'}) {
  383:       &sendnotification($userenv{'permanentemail'},$user,$domain,$subject,1,
  384: 			$text);
  385:     }
  386: # Log this
  387:     &Apache::lonnet::logthis(
  388:       'Sending critical email '.$msgid.
  389:       ', log status: '.
  390:       &Apache::lonnet::log($env{'user.domain'},$env{'user.name'},
  391:                          $env{'user.home'},
  392:       'Sending critical '.$msgid.' to '.$user.' at '.$domain.' with status: '
  393:       .$status));
  394:     return $status;
  395: }
  396: 
  397: # New routine that respects "forward" and calls old routine
  398: 
  399: =pod
  400: 
  401: =item * B<user_crit_msg($user, $domain, $subject, $message, $sendback)>: Sends
  402:     a critical message $message to the $user at $domain. If $sendback is true,
  403:     a reciept will be sent to the current user when $user recieves the message.
  404: 
  405: =cut
  406: 
  407: sub user_crit_msg {
  408:     my ($user,$domain,$subject,$message,$sendback,$toperm,$sentmessage)=@_;
  409:     my $status='';
  410:     my %userenv = &Apache::lonnet::get('environment',['msgforward'],
  411:                                        $domain,$user);
  412:     my $msgforward=$userenv{'msgforward'};
  413:     if ($msgforward) {
  414:        foreach (split(/\,/,$msgforward)) {
  415: 	 my ($forwuser,$forwdomain)=split(/\:/,$_);
  416:          $status.=
  417: 	   &user_crit_msg_raw($forwuser,$forwdomain,$subject,$message,
  418:                 $sendback,$toperm,$sentmessage).' ';
  419:        }
  420:     } else { 
  421: 	$status=&user_crit_msg_raw($user,$domain,$subject,$message,$sendback,$toperm,$sentmessage);
  422:     }
  423:     return $status;
  424: }
  425: 
  426: # =================================================== Critical message received
  427: 
  428: sub user_crit_received {
  429:     my $msgid=shift;
  430:     my %message=&Apache::lonnet::get('critical',[$msgid]);
  431:     my %contents=&unpackagemsg($message{$msgid},1);
  432:     my $status='rec: '.($contents{'sendback'}?
  433:      &user_normal_msg($contents{'sendername'},$contents{'senderdomain'},
  434:                      &mt('Receipt').': '.$env{'user.name'}.' '.&mt('at').' '.$env{'user.domain'}.', '.$contents{'subject'},
  435:                      &mt('User').' '.$env{'user.name'}.' '.&mt('at').' '.$env{'user.domain'}.
  436:                      ' acknowledged receipt of message'."\n".'   "'.
  437:                      $contents{'subject'}.'"'."\n".&mt('dated').' '.
  438:                      $contents{'time'}.".\n"
  439:                      ):'no msg req');
  440:     $status.=' trans: '.
  441:      &Apache::lonnet::put(
  442:      'nohist_email',{$contents{'msgid'} => $message{$msgid}});
  443:     $status.=' del: '.
  444:      &Apache::lonnet::del('critical',[$contents{'msgid'}]);
  445:     &Apache::lonnet::log($env{'user.domain'},$env{'user.name'},
  446:                          $env{'user.home'},'Received critical message '.
  447:                          $contents{'msgid'}.
  448:                          ', '.$status);
  449:     return $status;
  450: }
  451: 
  452: # ======================================================== Normal communication
  453: 
  454: sub user_normal_msg_raw {
  455:     my ($user,$domain,$subject,$message,$citation,$baseurl,$attachmenturl,
  456: 	$toperm,$currid,$newid,$sentmessage,$crsmsgid)=@_;
  457: # Check if allowed missing
  458:     my ($status,$packed_message);
  459:     my $msgid='undefined';
  460:     my $text=$message;
  461:     unless (($message)&&($user)&&($domain)) { $status='empty'; };
  462:     my $homeserver=&Apache::lonnet::homeserver($user,$domain);
  463:     if ($homeserver ne 'no_host') {
  464:        ($msgid,$packed_message)=
  465: 	                 &packagemsg($subject,$message,$citation,$baseurl,
  466:                                      $attachmenturl,$user,$domain,$currid,
  467:                                                          undef,$crsmsgid);
  468: 
  469: # Store in user folder
  470:        $status=&Apache::lonnet::critical(
  471:            'put:'.$domain.':'.$user.':nohist_email:'.
  472:            &Apache::lonnet::escape($msgid).'='.
  473:            &Apache::lonnet::escape($packed_message),$homeserver);
  474: # Save new message received time
  475:        &Apache::lonnet::put
  476:                          ('email_status',{'recnewemail'=>time},$domain,$user);
  477: # Into sent-mail folder unless a broadcast message or critical message
  478:        unless (($env{'request.course.id'}) && 
  479:                (($env{'form.sendmode'} eq 'group')  || 
  480:                (($env{'form.critmsg'}) || ($env{'form.sendbck'})) &&
  481:                (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
  482: 		|| &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
  483: 					    '/'.$env{'request.course.sec'})))) {
  484:            (undef, my $packed_message_no_citation)=
  485:                              &packagemsg($subject,$message,undef     ,$baseurl,
  486:                                           $attachmenturl,$user,$domain,$currid,
  487:                                                               undef,$crsmsgid);
  488: 
  489:            $status .= &store_sent_mail($msgid,$packed_message_no_citation);
  490:        }
  491:     } else {
  492:        $status='no_host';
  493:     }
  494:     if (defined($newid)) {
  495:         $$newid = $msgid;
  496:     }
  497:     if (defined($sentmessage)) {
  498:         $$sentmessage = $packed_message;
  499:     }
  500: 
  501: # Notifications
  502:     my %userenv = &Apache::lonnet::get('environment',['notification',
  503:                                                       'permanentemail'],
  504:                                        $domain,$user);
  505:     if ($userenv{'notification'}) {
  506: 	&sendnotification($userenv{'notification'},$user,$domain,$subject,0,
  507: 			  $text);
  508:     }
  509:     if ($toperm && $userenv{'permanentemail'}) {
  510: 	&sendnotification($userenv{'permanentemail'},$user,$domain,$subject,0,
  511: 			  $text);
  512:     }
  513:     &Apache::lonnet::log($env{'user.domain'},$env{'user.name'},
  514:                          $env{'user.home'},
  515:       'Sending '.$msgid.' to '.$user.' at '.$domain.' with status: '.$status);
  516:     return $status;
  517: }
  518: 
  519: # New routine that respects "forward" and calls old routine
  520: 
  521: =pod
  522: 
  523: =item * B<user_normal_msg($user, $domain, $subject, $message,
  524:     $citation, $baseurl, $attachmenturl)>: Sends a message to the
  525:     $user at $domain, with subject $subject and message $message.
  526: 
  527: =cut
  528: 
  529: sub user_normal_msg {
  530:     my ($user,$domain,$subject,$message,$citation,$baseurl,$attachmenturl,
  531: 	$toperm,$sentmessage)=@_;
  532:     my $status='';
  533:     my %userenv = &Apache::lonnet::get('environment',['msgforward'],
  534:                                        $domain,$user);
  535:     my $msgforward=$userenv{'msgforward'};
  536:     if ($msgforward) {
  537:         foreach (split(/\,/,$msgforward)) {
  538: 	    my ($forwuser,$forwdomain)=split(/\:/,$_);
  539: 	    $status.=
  540: 	        &user_normal_msg_raw($forwuser,$forwdomain,$subject,$message,
  541: 				     $citation,$baseurl,$attachmenturl,$toperm,
  542: 				     undef,undef,$sentmessage).' ';
  543:         }
  544:     } else { 
  545: 	$status=&user_normal_msg_raw($user,$domain,$subject,$message,
  546: 				     $citation,$baseurl,$attachmenturl,$toperm,
  547: 				     undef,undef,$sentmessage);
  548:     }
  549:     return $status;
  550: }
  551: 
  552: sub store_sent_mail {
  553:     my ($msgid,$message) = @_;
  554:     my $status =' '.&Apache::lonnet::critical(
  555:                'put:'.$env{'user.domain'}.':'.$env{'user.name'}.
  556:                                           ':nohist_email_sent:'.
  557:                &Apache::lonnet::escape($msgid).'='.
  558:                &Apache::lonnet::escape($message),$env{'user.home'});
  559:     return $status;
  560: }
  561: 
  562: # =============================================================== Folder suffix
  563: 
  564: sub foldersuffix {
  565:     my $folder=shift;
  566:     unless ($folder) { return ''; }
  567:     return '_'.&Apache::lonnet::escape($folder);
  568: }
  569: 
  570: 1;
  571: __END__
  572: