File:  [LON-CAPA] / loncom / interface / lonmsgdisplay.pm
Revision 1.181.2.1: download - view: text, annotated - select for diffs
Sun Apr 2 13:31:48 2017 UTC (7 years, 1 month ago) by raeburn
Branches: version_2_11_X
CVS tags: version_2_11_2_uiuc, version_2_11_2_msu, version_2_11_2_educog, version_2_11_2
- For 2.11
  - Backport 1.184

    1: # The LearningOnline Network with CAPA
    2: # Routines for messaging display
    3: #
    4: # $Id: lonmsgdisplay.pm,v 1.181.2.1 2017/04/02 13:31:48 raeburn 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: 
   30: package Apache::lonmsgdisplay;
   31: 
   32: =pod
   33: 
   34: =head1 NAME
   35: 
   36: Apache::lonmsgdisplay: supports internal messaging
   37: 
   38: =head1 SYNOPSIS
   39: 
   40: lonmsgdisplay provides a handler to allow users to read, send, 
   41: and delete messages, and to create and delete message folders,
   42: and to move messages between folders.
   43: 
   44: =head1 OVERVIEW
   45: 
   46: =head2 Messaging Overview
   47: 
   48: X<messages>LON-CAPA provides an internal messaging system similar to
   49: email, but customized for LON-CAPA's usage. LON-CAPA implements its
   50: own messaging system, rather then building on top of email, because of
   51: the features LON-CAPA messages can offer that conventional e-mail can
   52: not:
   53: 
   54: =over 4
   55: 
   56: =item * B<Critical messages>: A message the recipient B<must>
   57: acknowlegde receipt of before they are allowed to continue using the
   58: system, preventing a user from claiming they never got a message
   59: 
   60: =item * B<Receipts>: LON-CAPA can reliably send reciepts informing the
   61: sender that it has been read; again, useful for preventing students
   62: from claiming they did not see a message. (While conventional e-mail
   63: has some reciept support, it's sporadic, e-mail client-specific, and
   64: generally the receiver can opt to not send one, making it useless in
   65: this case.)
   66: 
   67: =item * B<Context>: LON-CAPA knows about the sender, such as where
   68: they are in a course. When a student mails an instructor asking for
   69: help on the problem, the instructor receives not just the student's
   70: question, but all submissions the student has made up to that point,
   71: the user's rendering of the problem, and the complete view the student
   72: saw of the resource, including discussion up to that point. Finally,
   73: the instructor is reading all of this inside of LON-CAPA, not their
   74: email program, so they have full access to LON-CAPA's grading
   75: interface, or other features they may wish to use in response to the
   76: student's query.
   77: 
   78: =item * B<Blocking>: LON-CAPA can block selected communication 
   79: features for students during an online exam. A course coordinator or
   80: instructor can set an open and close date/time for scheduled online
   81: exams in a course. If a user uses the LON-CAPA internal messaging 
   82: system to display e-mails during the scheduled blocking event,  
   83: display of all e-mail sent during the blocking period will be 
   84: suppressed, and a message of explanation, including details of the 
   85: currently active blocking periods will be displayed instead. A user 
   86: who has a course coordinator or instructor role in a course will be
   87: unaffected by any blocking periods for the course, unless the user
   88: also has a student role in the course, AND has selected the student role.
   89: 
   90: =back
   91: 
   92: Users can ask LON-CAPA to forward messages to conventional e-mail
   93: addresses on their B<PREF> screen, but generally, LON-CAPA messages
   94: are much more useful than traditional email can be made to be, even
   95: with HTML support.
   96: 
   97: =cut
   98: 
   99: use strict;
  100: use Apache::lonnet;
  101: use HTML::TokeParser();
  102: use Apache::Constants qw(:common);
  103: use Apache::loncommon();
  104: use Apache::lonhtmlcommon();
  105: use Apache::lontexconvert();
  106: use HTML::Entities();
  107: use Apache::lonlocal;
  108: use Apache::loncommunicate;
  109: use Apache::lonfeedback;
  110: use Apache::lonrss();
  111: use Apache::lonselstudent();
  112: use lib '/home/httpd/lib/perl/';
  113: use LONCAPA qw(:DEFAULT :match);
  114: 
  115: # Querystring component with sorting type
  116: my $sqs='';
  117: my $startdis='';
  118: 
  119: # ============================================================ List all folders
  120: 
  121: sub folderlist {
  122:     my ($folder,$msgstatus) = @_;
  123:     my %html_lt = &Apache::lonlocal::texthash(
  124:                 actn => 'Action',
  125:                 fold => 'Folder',
  126:                 show => 'Show',
  127:                 status => 'Message Status',
  128:                 go   => 'Go',
  129: 
  130:     );
  131:     &html_escape(\%html_lt);
  132:     my %js_lt = &Apache::lonlocal::texthash(
  133:                 nnff => 'New Name for Folder',
  134:                 newn => 'New Name',
  135:                 fmnb => 'Folder may not be renamed as it is a folder provided by the system.',
  136:                 asth => 'Requested name already in use for a system-provided or user-defined folder.',
  137: 
  138:     );
  139:     &js_escape(\%js_lt);
  140: 
  141: 	# set se lastvisit for the new mail check in the toplevel menu
  142: 	&Apache::lonnet::appenv({'user.mailcheck.lastvisit'=>time});
  143: 
  144:     my %actions = &Apache::lonlocal::texthash(
  145:                                 view => 'View Folder',
  146:                                 rename => 'Rename Folder',
  147:                                 delete => 'Delete Folder',
  148:     );
  149:     $actions{'select_form_order'} = ['view','rename','delete'];
  150: 
  151:     my %statushash = &Apache::lonlocal::texthash(&get_msgstatus_types());
  152: 
  153:     $statushash{'select_form_order'} = ['','new','read','replied','forwarded'];
  154: 
  155:     my %permfolders = &get_permanent_folders();
  156:     my $permlist = join("','",sort(keys(%permfolders)));
  157:     my ($permlistkeys,$permlistvals);
  158:     foreach my $key (sort(keys(%permfolders))) {
  159:         $permlistvals .= $permfolders{$key}."','";
  160:         $permlistkeys .= $key."','";
  161:     }
  162:     $permlistvals =~ s/','$//;
  163:     $permlistkeys =~ s/','$//;
  164:     my %gotfolders = &Apache::lonmsg::get_user_folders();
  165:     my %userfolders;
  166: 
  167:     foreach my $key (keys(%gotfolders)) {
  168:         $key =~ s/(['"])/\$1/g; #' stupid emacs
  169:         $userfolders{$key} = $key;
  170:     }
  171:     my @userorder = sort(keys(%userfolders));
  172:     my %formhash = (%permfolders,%userfolders);
  173:     my $folderlist = join("','",@userorder);
  174:     $folderlist .= "','".$permlistvals;
  175: 
  176:     $formhash{'select_form_order'} = ['','critical',@userorder,'sent','trash'];
  177:     my $output = qq|<script type="text/javascript">
  178: // <![CDATA[
  179: function folder_choice(targetform,caller) {
  180:     var permfolders_keys = new Array('$permlistkeys');
  181:     var permfolders_vals = new Array('$permlistvals');
  182:     var allfolders = new Array('$folderlist');
  183:     if (caller == 'change') {
  184:         if (targetform.folderaction.options[targetform.folderaction.selectedIndex].value == 'rename') {
  185:             for (var i=0; i<permfolders_keys.length; i++) {
  186:                 if (permfolders_keys[i] == targetform.folder.value) {
  187:                     alert("'"+permfolders_vals[i]+"' -- $js_lt{'fmnb'}");
  188:                     return;
  189:                 }
  190:             }
  191:             var foldername=prompt('$js_lt{'nnff'}','$js_lt{'newn'}');
  192:             if (foldername) {
  193:                 targetform.renamed.value=foldername;
  194:                 for (var i=0; i<allfolders.length; i++) {
  195:                     if (allfolders[i] == foldername) {
  196:                         alert("'"+foldername+"' $js_lt{'asth'}");
  197:                         return;
  198:                     }
  199:                 }
  200:                 targetform.submit();
  201:             }
  202:         }
  203:         else {
  204:             targetform.submit();
  205:         }
  206:     }
  207:     if (caller == 'new') {
  208:         var newname=targetform.newfolder.value;
  209:         if (newname) {
  210:             for (var i=0; i<allfolders.length; i++) {
  211:                 if (allfolders[i] == newname) {
  212:                     alert("'"+newname+"' -- $js_lt{'asth'}");
  213:                     return;
  214:                 }
  215:             }
  216:             targetform.submit();
  217:         }
  218:     }
  219: }
  220: // ]]>
  221: </script>|;
  222:     my %show = ('select_form_order' => [10,20,50,100,200],
  223: 		map {$_=>$_} (10,20,50,100,200));
  224: 
  225:     $output .= '
  226: <form method="post" action="/adm/email" name="folderlist">
  227:    <div class="LC_columnSection"><fieldset>
  228:    <legend>'.&mt('Folder Actions').'</legend>
  229:    <table border="0" cellspacing="2" cellpadding="8">
  230:     <tr>
  231:      <td><b>'.$html_lt{'fold'}.'</b><br />'."\n".
  232:          &Apache::loncommon::select_form($folder,'folder',\%formhash).'
  233:      </td>
  234:      <td><b>'.$html_lt{'show'}.'</b><br />'."\n".
  235:          &Apache::loncommon::select_form($env{'form.interdis'},'interdis',
  236: 					 \%show).'
  237:      </td>
  238:      <td><b>'.$html_lt{'status'}.'</b><br />'."\n".
  239:        &Apache::loncommon::select_form($msgstatus,'msgstatus',\%statushash).'
  240:      </td>
  241:      <td style="padding-right: 40px;">
  242:          <b>'.$html_lt{'actn'}.'</b><br />'."\n".'
  243:          <span class="LC_nobreak">'.
  244:          &Apache::loncommon::select_form('view','folderaction',\%actions).
  245:          ' <input type="button" value="'.$html_lt{'go'}.
  246:          '" onclick="javascript:folder_choice(this.form,'."'change'".');" />
  247:          </span>
  248:      </td>
  249:      <td style="border-left: 1px solid;padding-left: 40px;">
  250:          <b>'.&mt('New Folder').'</b><br />'."\n".'
  251:          <span class="LC_nobreak">
  252:          <input type="text" size="15" name="newfolder" value="" />
  253:          <input type="button" value="'.$html_lt{'go'}.
  254:          '" onclick="javascript:folder_choice(this.form,'."'new'".');" />
  255:          </span>
  256:      </td>
  257:     </tr>
  258:    </table>
  259:    </fieldset></div>
  260: '."\n".
  261:     '<input type="hidden" name="sortedby" value="'.$env{'form.sortedby'}.'" />'.
  262:     '<input type="hidden" name="renamed" value="" />'.
  263:         ($folder=~/^critical/?'</form>':'');
  264:     return $output;
  265: }
  266: 
  267: sub get_permanent_folders {
  268:     my %permfolders = 
  269: 	&Apache::lonlocal::texthash(''         => 'INBOX',
  270: 				    'trash'    => 'TRASH',
  271: 				    'critical' => 'CRITICAL',
  272: 				    'sent'     => 'SENT MESSAGES',
  273: 				    );
  274:     return %permfolders;
  275: }
  276: 
  277: sub get_msgstatus_types {
  278:     # Don't translate here!
  279:     my %statushash = (
  280:         ''          => 'Any',
  281:         'new'       => 'Unread',
  282:         'read'      => 'Read',
  283:         'replied'   => 'Replied to',
  284:         'forwarded' => 'Forwarded',
  285:     );
  286:     return %statushash;
  287: }
  288: 
  289: sub scrollbuttons {
  290:     my ($start,$maxdis,$first,$finish,$total,$msgstatus)=@_;
  291:     unless ($total>0) { return ''; }
  292:     $start++; $maxdis++;$first++;$finish++;
  293: 
  294:     my %statushash = &get_msgstatus_types();
  295:     my $status;
  296:     if ($msgstatus eq '') {
  297:         $status = 'All'; # Don't translate here!
  298:     } else {
  299:         $status = $statushash{$msgstatus};
  300:     }
  301:     my $output = '<b>'.&mt('Page:').'</b> ';
  302:     if ($maxdis == 1) {
  303:         # No buttons if only one page is displayed
  304:         $output .= '1/1';
  305:     } else {
  306:         $output .=
  307:            '<input type="submit" name="firstview" value="|&lt;" />'.
  308:            '<input type="submit" name="prevview" value="&lt;" />'.
  309:            ' <input type="text" size="5" name="startdis" value="'.$start.'" onchange="this.form.submit()" /> / '.$maxdis.' '.
  310:            '<input type="submit" name="nextview" value="&gt;" />'.
  311:            '<input type="submit" name="lastview" value="&gt;|" />';
  312:     }
  313:     $output .=
  314:         '<p>'
  315:        .'<b>'.&mt($status.' messages:').'</b> '
  316:        .&mt('showing messages [_1] through [_2] of [_3].',
  317:             $first,$finish,$total)
  318:        .'</p>'
  319:        .'</form>';
  320: 
  321:     return $output;
  322: }
  323: # =============================================================== Status Change
  324: 
  325: sub statuschange {
  326:     my ($msgid,$newstatus,$folder)=@_;
  327:     my $suffix=&Apache::lonmsg::foldersuffix($folder);
  328:     my %status=&Apache::lonnet::get('email_status'.$suffix,[$msgid]);
  329:     if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
  330:     unless ($status{$msgid}) { $status{$msgid}='new'; }
  331:     unless (($status{$msgid} eq 'replied') || 
  332:             ($status{$msgid} eq 'forwarded')) {
  333: 	&Apache::lonnet::put('email_status'.$suffix,{$msgid => $newstatus});
  334:     }
  335:     if (($newstatus eq 'deleted') || ($newstatus eq 'new')) {
  336: 	&Apache::lonnet::put('email_status'.$suffix,{$msgid => $newstatus});
  337:     }
  338:     if ($newstatus eq 'deleted') {
  339: 	return &movemsg($msgid,$folder,'trash');
  340:     }
  341:     return ;
  342: }
  343: 
  344: # ============================================================= Make new folder
  345: 
  346: sub makefolder {
  347:     my ($newfolder) = @_;
  348:     my %permfolders = &get_permanent_folders();
  349:     my %userfolders = &Apache::lonmsg::get_user_folders();
  350:     my ($outcome,$warning);
  351:     if (defined($userfolders{$newfolder})) {
  352:         return &mt('The folder name: "[_1]" is already in use for an existing folder.',$newfolder);
  353:     }
  354:     foreach my $perm (keys(%permfolders)) {
  355:         if ($permfolders{$perm} eq $newfolder) {
  356:             return &mt('The folder name: "[_1]" is already used for one of the folders automatically generated by the system.',$newfolder);
  357:         }
  358:     } 
  359:     if (&get_msgfolder_lock() eq 'ok') {
  360:         my %counter_hash = &Apache::lonnet::get('email_folders',["\0".'idcount']);
  361:         my $lastcount = $counter_hash{"\0".'idcount'};
  362:         my $folder_id = $lastcount + 1;
  363:         while (defined($userfolders{$folder_id})) {
  364:             $folder_id ++;
  365:         }
  366:         my %folderinfo = ( id      => $folder_id,
  367:                            created => time, );
  368:         $outcome =  
  369: 	    &Apache::lonnet::put('email_folders',{$newfolder => \%folderinfo,
  370: 						  "\0".'idcount' => $folder_id});
  371:         my $releaseresult = &release_msgfolder_lock();
  372:         if ($releaseresult ne 'ok') {
  373:             $warning = $releaseresult;
  374:         }
  375:     } else {
  376:         $outcome = 
  377: 	    &mt('Error - could not obtain lock on message folders record.');
  378:     }
  379:     return ($outcome,$warning);
  380: }
  381: 
  382: # ============================================================= Delete folder
  383: 
  384: sub deletefolder {
  385:     my ($folder)=@_;
  386:     my %permfolders = &get_permanent_folders();
  387:     if (defined($permfolders{$folder})) {
  388:         return &mt('The folder "[_1]" may not be deleted.',$permfolders{$folder}); 
  389:     }
  390:     my %userfolders = &Apache::lonmsg::get_user_folders();
  391:     if (!defined($userfolders{$folder})) {
  392:         return &mt('The folder "[_1]" does not exist so deletion is not required.',
  393:                    $folder);
  394:     }
  395:     # check folder is empty;
  396:     my $suffix=&Apache::lonmsg::foldersuffix($folder);
  397:     my @messages = &Apache::lonnet::getkeys('nohist_email'.$suffix);
  398:     if (@messages > 0) {
  399:         return &mt('The folder "[_1]" contains messages so it may not be deleted.',$folder).
  400:                '<br />'.
  401:                &mt('Delete or move the messages to a different folder first.');
  402:     }
  403:     my $delresult = &Apache::lonnet::del('email_folders',[$folder]);
  404:     return $delresult;
  405: }
  406: 
  407: sub renamefolder {
  408:     my ($folder) = @_;
  409:     my $newname = $env{'form.renamed'};
  410:     my %permfolders = &get_permanent_folders();
  411:     if ($env{'form.renamed'} eq '') {
  412:         return &mt('The folder "[_1]" may not be renamed to "[_2]" as the new name you requested is an invalid name.',$folder,$newname);
  413:     }
  414:     if (defined($permfolders{$folder})) {
  415:         return &mt('The folder "[_1]" may not be renamed as it is a folder provided by the system.',$folder);
  416:     }
  417:     if (defined($permfolders{$newname})) {
  418:         return &mt('The folder "[_1]" may not be renamed to "[_2]" as the new name you requested is reserved for folders provided automatically by the system.',$folder,$newname);
  419:     }
  420:     my %userfolders = &Apache::lonmsg::get_user_folders();
  421:     if (defined($userfolders{$newname})) {
  422:         return &mt('The folder "[_1]" may not be renamed to "[_2]" because the new name you requested is already being used for an existing folder.',$folder,$newname);
  423:     }
  424:     if (!defined($userfolders{$folder})) {
  425:         return &mt('The folder "[_1]" could not be renamed to "[_2]" because the folder does not exist.',$folder,$newname);
  426:     }
  427:     my %folderinfo;
  428:     if (ref($userfolders{$folder}) eq 'HASH') {
  429:         %folderinfo = %{$userfolders{$folder}};
  430:     } else {
  431:         %folderinfo = ( id      => $folder,
  432:                         created => $userfolders{$folder},);
  433:     }
  434:     my $outcome =
  435:      &Apache::lonnet::put('email_folders',{$newname => \%folderinfo});
  436:     if ($outcome eq 'ok') {
  437:         $outcome = &Apache::lonnet::del('email_folders',[$folder]);
  438:     }
  439:     return $outcome;
  440: }
  441: 
  442: sub get_msgfolder_lock {
  443:     # get lock for mail folder counter.
  444:     my $lockhash = { "\0".'lock_counter' => time, };
  445:     my $tries = 0;
  446:     my $gotlock = &Apache::lonnet::newput('email_folders',$lockhash);
  447:     while (($gotlock ne 'ok') && $tries <3) {
  448:         $tries ++;
  449:         sleep(1);
  450:         $gotlock = &Apache::lonnet::newput('email_folders',$lockhash);
  451:     }
  452:     return $gotlock;
  453: }
  454: 
  455: sub release_msgfolder_lock {
  456:     #  remove lock
  457:     my @del_lock = ("\0".'lock_counter');
  458:     my $dellockoutcome=&Apache::lonnet::del('email_folders',\@del_lock);
  459:     if ($dellockoutcome ne 'ok') {
  460:         return ('<br />'.&mt('Warning: failed to release lock for counter').'<br />');
  461:     } else {
  462:         return 'ok';
  463:     }
  464: }
  465: 
  466: 
  467: # ======================================================== Move between folders
  468: 
  469: sub movemsg {
  470:     my ($msgid,$srcfolder,$trgfolder)=@_;
  471:     if ($srcfolder eq 'new') { $srcfolder=''; }
  472:     my $srcsuffix=&Apache::lonmsg::foldersuffix($srcfolder);
  473:     my $trgsuffix=&Apache::lonmsg::foldersuffix($trgfolder);
  474:     if ($srcsuffix eq $trgsuffix) {
  475: 	return (0,&mt('Message not moved, Attempted to move message to the same folder as it already is in.'));
  476:     }
  477: 
  478: # Copy message
  479:     my %message=&Apache::lonnet::get('nohist_email'.$srcsuffix,[$msgid]);
  480:     if (!exists($message{$msgid}) || $message{$msgid} eq '') {
  481: 	if (&Apache::lonnet::error(%message)) {
  482: 	    return (0,&mt('Message not moved, A network error occurred.'));
  483: 	} else {
  484: 	    return (0,&mt('Message not moved as the message is no longer in the source folder.'));
  485: 	}
  486:     }
  487: 
  488:     my $result =&Apache::lonnet::put('nohist_email'.$trgsuffix,
  489: 				     {$msgid => $message{$msgid}});
  490:     if (&Apache::lonnet::error($result)) {
  491: 	return (0,&mt('Message not moved, A network error occurred.'));
  492:     }
  493: 
  494: # Copy status
  495:     unless ($trgfolder eq 'trash') {
  496:        	my %status=&Apache::lonnet::get('email_status'.$srcsuffix,[$msgid]);
  497: 	# a non-existant status is the mark of an unread msg
  498: 	if (&Apache::lonnet::error(%status)) {
  499: 	    return (0,&mt('Message copied to new folder but status was not, A network error occurred.'));
  500: 	}
  501: 	my $result=&Apache::lonnet::put('email_status'.$trgsuffix,
  502: 					{$msgid => $status{$msgid}});
  503: 	if (&Apache::lonnet::error($result)) {
  504: 	    return (0,&mt('Message copied to new folder but status was not, A network error occurred.'));
  505: 	}
  506:     }
  507: 
  508: # Delete orginals
  509:     my $result_del_msg = 
  510: 	&Apache::lonnet::del('nohist_email'.$srcsuffix,[$msgid]);
  511:     my $result_del_stat =
  512: 	&Apache::lonnet::del('email_status'.$srcsuffix,[$msgid]);
  513:     if (&Apache::lonnet::error($result_del_msg)) {
  514: 	return (0,&mt('Message copied, but unable to delete the original from the source folder.'));
  515:     }
  516:     if (&Apache::lonnet::error($result_del_stat)) {
  517: 	return (0,&mt('Message copied, but unable to delete the original status from the source folder.'));
  518:     }
  519: 
  520:     return (1);
  521: }
  522: 
  523: # ======================================================= Display a course list
  524: 
  525: sub discourse {
  526:     my ($statushash) = @_;
  527:     my ($result,$active,$previous,$future);
  528:     my $crstype = &Apache::loncommon::course_type();
  529:     my ($course_personnel,
  530: 	$current_members,
  531: 	$expired_members,
  532: 	$future_members) = 
  533: 	    &Apache::lonselstudent::get_people_in_class($env{'request.course.sec'});
  534:     unshift @$current_members, (@$course_personnel);
  535:     my %defaultUsers;
  536:     
  537:     my $tmptext;
  538:     if ($tmptext = &Apache::lonselstudent::render_student_list($current_members,
  539:                                                                "activeusers",
  540:                                                                "current",
  541:                                                                \%defaultUsers,
  542:                                                                1,"selectedusers",1,'email')
  543:        ) {
  544:        my $bcc_curr_hdr;
  545:        if ($crstype eq 'Community') {
  546:            $bcc_curr_hdr = &mt('Bcc: community participants with current access');
  547:        } else {
  548:            $bcc_curr_hdr = &mt('Bcc: course members with current access');
  549:        }
  550:        $result .= '<fieldset id="LC_activeusers"><legend>'
  551:                  .$bcc_curr_hdr
  552:                  .'</legend>'
  553:                  .'<form name="activeusers" action="">';
  554:        $result .= $tmptext.'</form></fieldset><br />';
  555:        if (ref($statushash) eq 'HASH') {
  556:            $statushash->{'active'} = 1;
  557:        }
  558:     }
  559:     if ($tmptext = &Apache::lonselstudent::render_student_list($expired_members,
  560:                                                                "previoususers",
  561:                                                                "expired",
  562:                                                                \%defaultUsers,
  563:                                                                1, "selectedusers",0,'email')
  564:        ) {
  565:        my $bcc_prev_hdr;
  566:        if ($crstype eq 'Community') {
  567:            $bcc_prev_hdr = &mt('Bcc: community participants with expired access');
  568:        } else {
  569:            $bcc_prev_hdr = &mt('Bcc: course members with expired access');
  570:        }
  571:        $result .= '<fieldset id="LC_previoususers"><legend>'
  572:                  .$bcc_prev_hdr
  573:                  .'</legend>'
  574:                  .'<form name="previoususers" action="">';
  575:        $result .= $tmptext.'</form></fieldset><br />';
  576:        if (ref($statushash) eq 'HASH') {
  577:            $statushash->{'previous'} = 1;
  578:        }
  579: 
  580:     }
  581:     if ($tmptext = &Apache::lonselstudent::render_student_list($future_members,
  582:                                                                "futureusers",
  583:                                                                "future",
  584:                                                                \%defaultUsers,
  585:                                                                1, "selectedusers",0,'email')
  586:        ) {
  587:        my $bcc_future_hdr;
  588:        if ($crstype eq 'Community') {
  589:            $bcc_future_hdr = &mt('Bcc: community participants with future access');
  590:        } else {
  591:            $bcc_future_hdr = &mt('Bcc: course members with future access');
  592:        }
  593: 
  594:        $result .= '<fieldset id="LC_futureusers"><legend>'
  595:                  .$bcc_future_hdr
  596:                  .'</legend>'
  597:                  .'<form name="futureusers" action="">';
  598:        $result .= $tmptext.'</form></fieldset>';
  599:        if (ref($statushash) eq 'HASH') {
  600:            $statushash->{'future'} = 1;
  601:        }
  602: 
  603:     }
  604:     return $result;
  605: }
  606: 
  607: sub disgroup {
  608:     my ($r,$cdom,$cnum,$group,$access_status) = @_;
  609:     my $hasfloat;
  610:     #  Needs to be in a course
  611:     if (!($env{'request.course.fn'})) {
  612:         $r->print('<span class="LC_error">'.&mt('Error: you must have a course role selected to be able to send a broadcast message to a group in the course.').'</span>');
  613:         return;
  614:     }
  615:     if ($cdom eq '' || $cnum eq '') {
  616:         $r->print('<span class="LC_error">'.&mt('Error: could not determine domain or number of course').'</span>');
  617:         return;
  618:     }
  619:     my ($memberinfo,$numitems) =
  620:                  &Apache::longroup::group_memberlist($cdom,$cnum,$group,{},[]);
  621:     my @statustypes = ('active');
  622:     my $viewgrps = &Apache::lonnet::allowed('vcg',$env{'request.course.id'}.
  623:                    ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
  624:     my $editgrps = &Apache::lonnet::allowed('mdg',$env{'request.course.id'}.
  625:                    ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
  626:     if ($viewgrps || $editgrps) {
  627:         push(@statustypes,('future','previous'));
  628:     }
  629:     if (keys(%{$memberinfo}) == 0) {
  630:         $r->print('<span class="LC_warning">'.
  631:                   &mt('As this group has no members, there are no recipients to select').
  632:                   '</span>');
  633:         return;
  634:     } else {
  635:         $hasfloat = 1;
  636:         $r->print('<div class="LC_left_float">');
  637:         my %Sortby = (
  638:                          active   => {},
  639:                          previous => {},
  640:                          future   => {},
  641:                      );
  642:         my %lt = &Apache::lonlocal::texthash(
  643:                                      'name'     => 'Name',
  644:                                      'usnm'     => 'Username',
  645:                                      'doma'     => 'Domain',
  646:                                      'active'   => 'Broadcast to Active Members',
  647:                                      'previous' => 'Broadcast (Bcc) to Former Members',
  648:                                      'future'   => 'Broadcast (Bcc) to Future Members',
  649:                                     );
  650:         foreach my $user (sort(keys(%{$memberinfo}))) {
  651:             my $status = $$memberinfo{$user}{status};
  652:             if ($env{'form.'.$status.'.sortby'} eq 'fullname') {
  653:                 push(@{$Sortby{$status}{$$memberinfo{$user}{fullname}}},$user);
  654:             } elsif ($env{'form.'.$status.'.sortby'} eq 'username') {
  655:                 push(@{$Sortby{$status}{$$memberinfo{$user}{uname}}},$user);
  656:             } elsif ($env{'form.'.$status.'.sortby'} eq 'domain') {
  657:                 push(@{$Sortby{$status}{$$memberinfo{$user}{udom}}},$user);
  658:             } else {
  659:                 push(@{$Sortby{$status}{$$memberinfo{$user}{fullname}}},$user);
  660:             }
  661:         }
  662:         $r->print(&group_check_uncheck());
  663:         foreach my $status (@statustypes)  {
  664:             if (ref($numitems) eq 'HASH') {
  665:                 if ((defined($$numitems{$status})) && ($$numitems{$status})) {
  666:                     my $formname = $status.'users';
  667:                     if (ref($access_status) eq 'HASH') {
  668:                         $access_status->{$status} = $$numitems{$status};
  669:                     }
  670:                     $r->print('<fieldset>'.
  671:                               '<legend>'.$lt{$status}.'</legend>'.
  672:                               '<form name="'.$formname.'" action="">'.
  673:                               '<span class="LC_nobreak">'.
  674:                               '<input type="button" value="'.&mt('Check All').'" '.
  675:                               'onclick="javascript:toggleAll('."this.form,'check'".')" />'.
  676:                               '&nbsp;&nbsp;'.
  677:                               '<input type="button" value="'.&mt('Uncheck All').'" '.
  678:                               'onclick="javascript:toggleAll('."this.form,'uncheck'".')" />'.
  679:                               '</span>');
  680:                     if ($status eq 'active') {
  681:                         $r->print(('&nbsp;'x3).'<select name="groupmail">'.
  682:                                  '<option value="bcc" selected="selected">'.&mt('Bcc').'</option>'.
  683:                                  '<option value="cc">'.&mt('Cc').'</option>'.
  684:                                '</select>');
  685:                     }
  686:                     $r->print('<br />'.&Apache::loncommon::start_data_table().
  687:                                &Apache::loncommon::start_data_table_header_row().
  688:                                "<th>$lt{'name'}</th>".
  689:                                "<th>$lt{'usnm'}</th>".
  690:                                "<th>$lt{'doma'}</th>".
  691:                                &Apache::loncommon::end_data_table_header_row());
  692:                     foreach my $key (sort(keys(%{$Sortby{$status}}))) {
  693:                         foreach my $user (@{$Sortby{$status}{$key}}) {
  694:                             $r->print(&Apache::loncommon::start_data_table_row().
  695:                                 '<td><span class="LC_nobreak"><input type="checkbox" '.
  696:                                 'name="selectedusers_forminput" value="'.
  697:                                 $user.':'.$status.'" />'.
  698:                                 $$memberinfo{$user}{'fullname'}.'</span></td>'.
  699:                                 '<td>'.$$memberinfo{$user}{'uname'}.'</td>'.
  700:                                 '<td>'.$$memberinfo{$user}{'udom'}.'</td>'.
  701:                                 &Apache::loncommon::end_data_table_row());
  702:                         }
  703:                     }
  704:                     $r->print(&Apache::loncommon::end_data_table().'</form>'.
  705:                               '</fieldset><br />');
  706:                 }
  707:             }
  708:         }
  709:         $r->print('</div>');
  710:     }
  711:     return $hasfloat;
  712: }
  713: 
  714: sub group_check_uncheck {
  715:     my $output = qq|
  716: <script type="text/javascript">
  717: // <![CDATA[
  718: function toggleAll(form,action) {
  719:     if (typeof(form.selectedusers_forminput.length)=="undefined") {
  720:          if (action == 'check') {
  721:             form.selectedusers_forminput.checked = true;
  722:          } else {
  723:             form.selectedusers_forminput.checked = false;
  724:         }
  725:     } else {
  726:         for (var i=0; i<form.selectedusers_forminput.length; i++) {
  727:             if (action == 'check') {
  728:                 form.selectedusers_forminput[i].checked = true;
  729:             } else {
  730:                 form.selectedusers_forminput[i].checked = false;
  731:             }
  732:         }
  733:     }
  734: }
  735: // ]]>
  736: </script>
  737:     |;
  738: }
  739: 
  740: sub groupmail_header {
  741:     my ($action,$group,$cdom,$cnum) = @_;
  742:     my ($description,$refarg);
  743:     if (!$cdom || !$cnum) {
  744:         $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
  745:         $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
  746:     }
  747:     if (exists($env{'form.ref'})) {
  748:         $refarg = 'ref='.$env{'form.ref'};
  749:     }
  750:     if (!$group) {
  751:         $group = $env{'form.group'};
  752:     }
  753:     if ($group eq '') {
  754:         return  '';
  755:     } else {
  756:         my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
  757:         if (defined($curr_groups{$group})) {
  758:             my %groupinfo =
  759:                     &Apache::longroup::get_group_settings($curr_groups{$group});
  760:             $description = &unescape($groupinfo{'description'});
  761:         }
  762:     }
  763:     &Apache::lonhtmlcommon::clear_breadcrumbs();
  764:     if ($refarg) {
  765:         my $brtitle;
  766:         if (&Apache::loncommon::course_type() eq 'Community') {
  767:             $brtitle = 'View community groups';  
  768:         } else {
  769:             $brtitle = 'View course groups';
  770:         }  
  771:         &Apache::lonhtmlcommon::add_breadcrumb
  772:             ({href=>"/adm/coursegroups",
  773:               text=>"Groups",
  774:               title=>$brtitle});
  775:     }
  776:     &Apache::lonhtmlcommon::add_breadcrumb
  777:         ({href=>"/adm/$cdom/$cnum/$group/smppg?$refarg",
  778:           text=>"Group: $description",
  779:           title=>"Go to group's home page"},
  780:          {href=>"/adm/email?compose=group&amp;group=".
  781:                 "$env{'form.group'}&amp;$refarg",
  782:           text=>"Send a Message in a Group",
  783:           title=>"Compose Group Message"},);
  784:     if ($action eq 'sending') {
  785:             &Apache::lonhtmlcommon::add_breadcrumb
  786:                          ({text=>"Messages being sent.",
  787:                            title=>"E-mails sent"},);
  788:     }
  789:     my $groupheader = &Apache::loncommon::start_page('Group Message');
  790:     $groupheader .= &Apache::lonhtmlcommon::breadcrumbs
  791:                 ('Group - '.$env{'form.group'}.' Email');
  792:     return $groupheader;
  793: }
  794: 
  795: sub groupmail_sent {
  796:     my ($group,$cdom,$cnum) = @_;
  797:     my $refarg;
  798:     if (exists($env{'form.ref'})) {
  799:         $refarg = 'ref='.$env{'form.ref'};
  800:     }
  801:     my $output .= '<br /><br /><a href="/adm/email?compose=group&amp;group='.
  802:                   $group.'&amp;'.$refarg.'">'.
  803:                   &mt('Send another group message').'</a>'.'&nbsp;&nbsp;&nbsp;'.
  804:                   '<a href="/adm/'.$cdom.'/'.$cnum.'/'.$group.'/smppg?'.
  805:                   $refarg.'">'. &mt('Return to group page').'</a>';
  806:     return $output;
  807: }
  808: 
  809: # ==================================================== Display Critical Message
  810: 
  811: sub discrit {
  812:     my $r=shift;
  813:     my $header = '<h1>'.&mt('Critical Messages').'</h1>'
  814:                 .'<div class="LC_warning">'
  815:                 .&mt('Access to other pages will be prevented until you have moved all critical messages to your inbox.')
  816:                 .'</div><br />'
  817:                 .'<form action="/adm/email" method="post">'
  818:                 .'<input type="hidden" name="confirm" value="true" />';
  819:     my %what=&Apache::lonnet::dump('critical');
  820:     my $result = '';
  821:     # Sort by date in descending order
  822:     foreach my $key (sort{$b <=> $a}(keys(%what))) {    
  823:         my %content=&Apache::lonmsg::unpackagemsg($what{$key});
  824:         next if ($content{'senderdomain'} eq '');
  825:         my $description;
  826:         if ($content{'courseid'} ne '') {
  827:             if ($content{'courseid'} =~ m{/^$match_domain\_$match_courseid$}) {
  828:                 my %courseinfo=&Apache::lonnet::coursedescription($content{'courseid'},{'one_time' => 1});
  829:                 if ($courseinfo{'description'} ne '') {
  830:                     $description = $courseinfo{'description'};
  831:                 }
  832:             }
  833:         }
  834:         $result .= &Apache::lonhtmlcommon::start_pick_box()
  835:                   .&Apache::lonhtmlcommon::row_title(&mt('From'),undef,'LC_oddrow_value')
  836:                   .'<b>'.&Apache::loncommon::aboutmewrapper(
  837:                    &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).'</b>'
  838:                   .' ('.$content{'sendername'}.':'.$content{'senderdomain'}.')'
  839:                   .&Apache::lonhtmlcommon::row_closure(1)
  840:                   .&Apache::lonhtmlcommon::row_title(&mt('Date'),undef,'LC_evenrow_value')
  841:                   .$content{'time'}
  842:                   .&Apache::lonhtmlcommon::row_closure(1)
  843:                   .&Apache::lonhtmlcommon::row_title(&mt('Subject'),undef,'LC_oddrow_value')
  844:                   .$content{'subject'}
  845:                   .&Apache::lonhtmlcommon::row_closure(1);
  846:         if ($description ne '') {
  847:             $result .= &Apache::lonhtmlcommon::row_title(&mt('Course'),undef,'LC_oddrow_value')
  848:                       .$description
  849:                       .&Apache::lonhtmlcommon::row_closure(1);
  850:         }
  851:         $result .= &Apache::lonhtmlcommon::row_title(&mt('Message'),undef,'LC_evenrow_value')
  852:                   .'<pre>'.&Apache::lontexconvert::msgtexconverted($content{'message'}).'</pre>'
  853:                   .&Apache::lonhtmlcommon::row_closure()
  854:                   .&Apache::lonhtmlcommon::row_title('',undef,'LC_oddrow_value')
  855:                   .'<div class="LC_warning">';
  856:         my ($rec_button,$reprec_button);
  857:         $rec_button = &mt('Move to Inbox');
  858:         if (!$content{'noreplies'}) {
  859:             $reprec_button = &mt('Move to Inbox/Compose reply');
  860:         }
  861:         if ($content{'sendback'}) {
  862:             $rec_button = &mt('Confirm Receipt');
  863:             if (!$content{'noreplies'}) {
  864:                 $reprec_button = &mt('Confirm Receipt and Reply');
  865:             }
  866:             $result .= &mt('You have to confirm that you have received this message before you can view other pages. After confirmation, this message will be moved to your regular inbox');
  867:         } else {
  868:             $result .= &mt('Access to other pages will be prevented until you have moved the message to your inbox.'); 
  869:         }
  870:         $result .= '</div>'
  871:                   .&Apache::lonhtmlcommon::row_closure(1)
  872:                   .&Apache::lonhtmlcommon::row_title('',undef,'LC_evenrow_value')
  873:                   .'<input type="submit" name="rec_'.$key.'" value="'.$rec_button.'" />';
  874:         if (!$content{'noreplies'}) {
  875:             $result .= '<input type="submit" name="reprec_'.$key.'" '
  876:                       .'value="'.$reprec_button.'" />'
  877:         }
  878:         $result .= &Apache::lonhtmlcommon::row_closure(1)
  879:                   .&Apache::lonhtmlcommon::end_pick_box()
  880:                   .'<br />';
  881:     }
  882:     # Check to see if there were any messages.
  883:     if ($result eq '') {
  884:         $result =
  885:             '<p class="LC_info">'.
  886:             &mt('You have no critical messages.').
  887:             '</p>'.
  888:             &Apache::lonhtmlcommon::actionbox(
  889:                 ['<a href="/adm/roles">'.&mt('Select a course').'</a>',
  890:                  '<a href="/adm/email">'.&mt('Communicate').'</a>']);
  891:     } else {
  892:         $r->print($header);
  893:     }
  894:     $r->print($result);
  895:     $r->print('<input type="hidden" name="displayedcrit" value="true" /></form>');
  896: }
  897: 
  898: sub sortedmessages {
  899:     my ($blocked,$startblock,$endblock,$numblocked,$folder,$msgstatus) = @_;
  900:     my $suffix=&Apache::lonmsg::foldersuffix($folder);
  901:     my @messages = &Apache::lonnet::getkeys('nohist_email'.$suffix);
  902:     #unpack the varibles and repack into temp for sorting
  903:     my @temp;
  904:     my %descriptions;
  905:     my %status_cache = 
  906: 	&Apache::lonnet::get('email_status'.&Apache::lonmsg::foldersuffix($folder),\@messages);
  907: 
  908:     my $get_received;
  909:     if ($folder eq 'sent' 
  910: 	&& ($env{'form.sortedby'} =~ m/^(rev)?(user|domain)$/)) {
  911: 	$get_received = 1;
  912:     }
  913: 
  914:     foreach my $msgid (@messages) {
  915:         next if ($msgid eq '');
  916: 	my $esc_msgid=&escape($msgid);
  917: 	my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$fromcid,$processid,$symb,$error) =
  918: 	    &Apache::lonmsg::unpackmsgid($esc_msgid,$folder,undef,
  919: 					 \%status_cache);
  920:         next if ($msgstatus ne '' && $msgstatus ne $status);
  921:         my $description = &get_course_desc($fromcid,\%descriptions);
  922: 	my @temp1 = ($sendtime,$shortsubj,$fromname,$fromdomain,$status,
  923: 		     $esc_msgid,$description);
  924: 	if ($get_received) {
  925: 	    my %message = &Apache::lonnet::get('nohist_email'.$suffix,
  926: 					       [$msgid]);
  927: 	    my %content = &Apache::lonmsg::unpackagemsg($message{$msgid});
  928: 	    push(@temp1,$content{'recuser'},$content{'recdomain'});
  929: 	}
  930:         # Check whether message was sent during blocking period.
  931:         if ($sendtime >= $startblock && ($sendtime <= $endblock && $endblock > 0) ) {
  932:             $$blocked{$msgid} = 'ON';
  933:             $$numblocked ++;
  934:         } else { 
  935:             push @temp ,\@temp1;
  936:         }
  937:     }
  938:     #default sort
  939:     @temp = sort  {$a->[0] <=> $b->[0]} @temp;    
  940:     if ($env{'form.sortedby'} eq "date"){
  941:         @temp = sort  {$a->[0] <=> $b->[0]} @temp;    
  942:     }
  943:     if ($env{'form.sortedby'} eq "revdate"){
  944:     	@temp = sort  {$b->[0] <=> $a->[0]} @temp; 
  945:     }
  946:     if ($env{'form.sortedby'} eq "user"){
  947: 	if ($get_received) {
  948: 	    @temp = sort  {lc($a->[7][0]) cmp lc($b->[7][0])} @temp;
  949: 	} else {
  950: 	    @temp = sort  {lc($a->[2])    cmp lc($b->[2])}    @temp;
  951: 	}
  952:     }
  953:     if ($env{'form.sortedby'} eq "revuser"){
  954: 	if ($get_received) {
  955: 	    @temp = sort  {lc($b->[7][0]) cmp lc($a->[7][0])} @temp;
  956: 	} else {
  957: 	    @temp = sort  {lc($b->[2])    cmp lc($a->[2])}    @temp;
  958: 	}
  959:     }
  960:     if ($env{'form.sortedby'} eq "domain"){
  961: 	if ($get_received) {
  962: 	    @temp = sort  {$a->[8][0] cmp $b->[8][0]} @temp;
  963: 	} else {
  964: 	    @temp = sort  {$a->[3]    cmp $b->[3]}    @temp;
  965: 	}
  966:     }
  967:     if ($env{'form.sortedby'} eq "revdomain"){
  968: 	if ($get_received) {
  969: 	    @temp = sort  {$b->[8][0] cmp $a->[8][0]} @temp;
  970: 	} else {
  971: 	    @temp = sort  {$b->[3]    cmp $a->[3]}    @temp;
  972: 	}
  973:     }
  974:     if ($env{'form.sortedby'} eq "subject"){
  975:         @temp = sort  {lc($a->[1]) cmp lc($b->[1])} @temp;
  976:     }
  977:     if ($env{'form.sortedby'} eq "revsubject"){
  978:         @temp = sort  {lc($b->[1]) cmp lc($a->[1])} @temp;
  979:     }
  980:     if ($env{'form.sortedby'} eq "course"){
  981:         @temp = sort  {lc($a->[6]) cmp lc($b->[6])} @temp;
  982:     }
  983:     if ($env{'form.sortedby'} eq "revcourse"){
  984:         @temp = sort  {lc($b->[6]) cmp lc($a->[6])} @temp;
  985:     }
  986:     if ($env{'form.sortedby'} eq "status"){
  987:         @temp = sort  {$a->[4] cmp $b->[4]} @temp;
  988:     }
  989:     if ($env{'form.sortedby'} eq "revstatus"){
  990:         @temp = sort  {$b->[4] cmp $a->[4]} @temp;
  991:     }
  992:     return @temp;
  993: }
  994: 
  995: sub get_course_desc {
  996:     my ($fromcid,$descriptions) = @_;
  997:     my $description;
  998:     if (!$fromcid) {
  999:         return $description;
 1000:     } else {
 1001:         if (defined($$descriptions{$fromcid})) {
 1002:             $description = $$descriptions{$fromcid};
 1003:         } else {
 1004:             if (defined($env{'course.'.$fromcid.'.description'})) {
 1005:                 $description = $env{'course.'.$fromcid.'.description'};
 1006:             } else {
 1007:                 if ($fromcid =~ m{/^$match_domain\_$match_courseid$}) {
 1008:                     my %courseinfo=&Apache::lonnet::coursedescription($fromcid,
 1009:                                                                       {'one_time' => 1});
 1010:                     $description = $courseinfo{'description'};
 1011:                 }
 1012:             }
 1013:             if ($description ne '') {
 1014:                 $$descriptions{$fromcid} = $description;
 1015:             }
 1016:         }
 1017:         return $description;
 1018:     }
 1019: }
 1020: 
 1021: # ======================================================== Display all messages
 1022: 
 1023: sub disall {
 1024:     my ($r,$folder,$msgstatus)=@_;
 1025:     my %saveable = ('msgstatus' => 'scalar',
 1026: 		    'sortedby'  => 'scalar',
 1027: 		    'interdis'  => 'scalar',
 1028: 		    );
 1029:     &Apache::loncommon::store_settings('user','mail',\%saveable);
 1030:     &Apache::loncommon::restore_settings('user','mail',\%saveable);
 1031:     $folder    ||= $env{'form.folder'};
 1032:     # Always show critical messages if present
 1033:     my @what=&Apache::lonnet::dump('critical',$env{'user.domain'},$env{'user.name'});
 1034:     if ($what[0]) {
 1035: 	if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) {
 1036:             $folder = 'critical';
 1037:         }
 1038:     }
 1039:     $msgstatus ||= $env{'form.msgstatus'};
 1040:     $env{'form.interdis'} ||= 20;
 1041: 
 1042:     $r->print(&folderlist($folder,$msgstatus));
 1043:     if ($folder eq 'critical') {
 1044: 	&discrit($r);
 1045:     } else {
 1046: 	&disfolder($r,$folder,$msgstatus);
 1047:     }
 1048: }
 1049: 
 1050: # ============================================================ Display a folder
 1051: 
 1052: sub disfolder {
 1053:     my ($r,$folder,$msgstatus)=@_;
 1054:     my %statushash = &get_msgstatus_types();
 1055:     my %blocked = ();
 1056:     my %setters = ();
 1057:     my $numblocked = 0;
 1058:     my ($startblock,$endblock) = &Apache::loncommon::blockcheck(\%setters,'com');
 1059:     my %js_lt = &Apache::lonlocal::texthash(
 1060:                       sede => 'Select a destination folder to which the messages will be moved.',
 1061:                       nome => 'No messages have been selected to apply this action to.',
 1062:                       chec => 'Check the checkbox for at least one message.',  
 1063:     );
 1064:     &js_escape(\%js_lt);
 1065:     my $jscript = &Apache::loncommon::check_uncheck_jscript();
 1066:     $r->print(<<ENDDISHEADER);
 1067: <script type="text/javascript">
 1068: // <![CDATA[
 1069:     $jscript
 1070: 
 1071:     function validate_checkedaction() {
 1072:         document.disall.markedaction.value = document.disall.checkedaction.options[document.disall.checkedaction.selectedIndex].value;
 1073:         if (document.disall.checkedaction.options[document.disall.checkedaction.selectedIndex].value == 'markedmove') {
 1074:             if (document.disall.movetofolder.options[document.disall.movetofolder.selectedIndex].value == "") {
 1075:                 alert("$js_lt{'sede'}");
 1076:                 return;
 1077:             } 
 1078:         }
 1079:         var checktotal = 0;
 1080:         if (document.forms.disall.delmark.length > 0) {
 1081:             for (var i=0; i<document.forms.disall.delmark.length; i++) {
 1082:                 if (document.forms.disall.delmark[i].checked) {
 1083:                     checktotal ++;
 1084:                 }
 1085:             }
 1086:         } else {
 1087:             if (document.forms.disall.delmark.checked) {
 1088:                 checktotal ++;
 1089:             }
 1090:         }   
 1091:         if (checktotal == 0) {
 1092:             alert("$js_lt{'nome'}\\n$js_lt{'chec'}");
 1093:             return;
 1094:         }
 1095:         document.disall.submit();
 1096:     }
 1097: // ]]>
 1098: </script>
 1099: ENDDISHEADER
 1100: 
 1101:     my $fsqs='&amp;folder='.$folder;
 1102:     my @temp=&sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder,$msgstatus);
 1103:     my $totalnumber=$#temp+1;
 1104:     if ($totalnumber < 1) {
 1105:         $r->print('<p class="LC_info">');
 1106:         if ($msgstatus eq '') {
 1107:             $r->print(&mt('There are no messages in this folder.'));
 1108:         } elsif ($msgstatus eq 'replied') {
 1109:             $r->print(&mt('You have not replied to any messages in this folder.'));
 1110:         } else {
 1111:             $r->print(&mt('There are no '.lc($statushash{$msgstatus}).' messages in this folder.'));
 1112:         }
 1113:         $r->print('</p>');
 1114:         if ($numblocked > 0) {
 1115:             $r->print(&blocked_in_folder($numblocked,$startblock,$endblock,
 1116:                                          \%setters));
 1117:         }
 1118:         return;
 1119:     }
 1120:     my $interdis = $env{'form.interdis'};
 1121:     my $number=int($totalnumber/$interdis);
 1122:     if ($totalnumber%$interdis == 0) {
 1123: 	$number--; 
 1124:     }
 1125: 
 1126:     if (($startdis<0) || ($startdis>$number)) { $startdis=$number; }
 1127:     my $firstdis=$interdis*$startdis;
 1128:     if ($firstdis>$#temp) { $firstdis=$#temp-$interdis+1; }
 1129:     my $lastdis=$firstdis+$interdis-1;
 1130:     if ($lastdis>$#temp) { $lastdis=$#temp; }
 1131:     $r->print(&scrollbuttons($startdis,$number,$firstdis,$lastdis,$totalnumber,$msgstatus));
 1132:     $r->print('<form method="post" name="disall" action="/adm/email">'.
 1133: 	      &Apache::loncommon::start_data_table().
 1134:           &Apache::loncommon::start_data_table_row().
 1135:           '<th colspan="1">&nbsp;</th><th>');
 1136:     if ($env{'form.sortedby'} eq "revdate") {
 1137: 	$r->print('<a href = "/adm/email?sortedby=date'.$fsqs.'">'.&mt('Date').'</a></th>');
 1138:     } else {
 1139: 	$r->print('<a href = "/adm/email?sortedby=revdate'.$fsqs.'">'.&mt('Date').'</a></th>');
 1140:     }
 1141:     $r->print('<th>');
 1142:     if ($env{'form.sortedby'} eq "revuser") {
 1143: 	$r->print('<a href = "/adm/email?sortedby=user'.$fsqs.'">'.&mt('Username').'</a>');
 1144:     } else {
 1145: 	$r->print('<a href = "/adm/email?sortedby=revuser'.$fsqs.'">'.&mt('Username').'</a>');
 1146:     }
 1147:     $r->print('</th><th>');
 1148:     if ($env{'form.sortedby'} eq "revdomain") {
 1149: 	$r->print('<a href = "/adm/email?sortedby=domain'.$fsqs.'">'.&mt('Domain').'</a>');
 1150:     } else {
 1151: 	$r->print('<a href = "/adm/email?sortedby=revdomain'.$fsqs.'">'.&mt('Domain').'</a>');
 1152:     }
 1153:     $r->print('</th><th>');
 1154:     if ($env{'form.sortedby'} eq "revsubject") {
 1155: 	$r->print('<a href = "/adm/email?sortedby=subject'.$fsqs.'">'.&mt('Subject').'</a>');
 1156:     } else {
 1157:     	$r->print('<a href = "/adm/email?sortedby=revsubject'.$fsqs.'">'.&mt('Subject').'</a>');
 1158:     }
 1159:     $r->print('</th><th>');
 1160:     if ($env{'form.sortedby'} eq "revcourse") {
 1161:         $r->print('<a href = "/adm/email?sortedby=course'.$fsqs.'">'.&mt('Course').'</a>');
 1162:     } else {
 1163:         $r->print('<a href = "/adm/email?sortedby=revcourse'.$fsqs.'">'.&mt('Course').'</a>');
 1164:     }
 1165:     $r->print('</th><th colspan="2">');
 1166:     if ($env{'form.sortedby'} eq "revstatus") {
 1167: 	$r->print('<a href = "/adm/email?sortedby=status'.$fsqs.'">'.&mt('Status').'</a></th>');
 1168:     } else {
 1169:      	$r->print('<a href = "/adm/email?sortedby=revstatus'.$fsqs.'">'.&mt('Status').'</a></th>');
 1170:     }
 1171:     $r->print("</tr>\n");
 1172: 
 1173:     my $suffix = &Apache::lonmsg::foldersuffix($folder);
 1174:     my $count = $firstdis;
 1175:     for (my $n=$firstdis;$n<=$lastdis;$n++) {
 1176: 	my ($sendtime,$shortsubj,$fromname,$fromdomain,$status,$origID,
 1177: 	    $description,$recv_name,$recv_domain)= 
 1178: 		@{$temp[$n]};
 1179:         if (($status ne 'deleted') && defined($sendtime) && $sendtime!~/error/) {
 1180:             my $class_msgstatus = '';
 1181:             $count ++;
 1182:             if ($status eq 'new') {
 1183:                 $class_msgstatus = 'LC_mail_new';
 1184:             } elsif ($status eq 'read') {
 1185:                 $class_msgstatus = 'LC_mail_read';
 1186:             } elsif ($status eq 'replied') {
 1187:                 $class_msgstatus = 'LC_mail_replied'; 
 1188:             } else {
 1189:                 $class_msgstatus = 'LC_mail_other';
 1190:             }
 1191:             $r->print(&Apache::loncommon::start_data_table_row($class_msgstatus));
 1192: 	    my ($dis_name,$dis_domain) = ($fromname,$fromdomain);
 1193: 	    if ($folder eq 'sent') {
 1194:                 if (defined($recv_name) && defined($recv_domain)) {
 1195: 		    if (ref($recv_name) eq 'ARRAY' && 
 1196:                         ref($recv_domain) eq 'ARRAY') {
 1197: 		        $dis_name   = join('<br />',@{$recv_name});
 1198: 		        $dis_domain = join('<br />',@{$recv_domain});
 1199:                     }
 1200: 		} else {
 1201: 		    my $msg_id  = &unescape($origID);
 1202: 		    my %message = &Apache::lonnet::get('nohist_email'.$suffix,
 1203: 						       [$msg_id]);
 1204: 		    my %content = &Apache::lonmsg::unpackagemsg($message{$msg_id});
 1205:                     if (ref($content{'recuser'}) eq 'ARRAY') {
 1206: 		        $dis_name   = join('<br />',@{$content{'recuser'}});
 1207:                     }
 1208:                     if (ref($content{'recdomain'}) eq 'ARRAY') {
 1209: 		        $dis_domain = join('<br />',@{$content{'recdomain'}});
 1210:                     }
 1211: 		}
 1212: 	    }
 1213:             my $localsenttime = &Apache::lonlocal::locallocaltime($sendtime);
 1214: 	    $r->print('<td align="right"><span class="LC_nobreak">'.(($status eq 'new')?'<b>':'').
 1215:                       $count.'.'.(($status eq 'new')?'</b>':'').'&nbsp;'.
 1216:                       '<input type="checkbox" name="delmark"'. 
 1217:                       ' value="'.$origID.'" /></span></td>');
 1218:             foreach my $item ($localsenttime,$dis_name,$dis_domain,$shortsubj) {
 1219:                 $r->print('<td>'.(($status eq 'new')?'<b>':'').
 1220:                           '<a href="/adm/email?display='.$origID.$sqs.'">'.
 1221:                           $item.'</a>'.(($status eq 'new')?'</b>':'').'</td>');
 1222:             }
 1223:             # Description and Status
 1224:             my $showstatus;
 1225:             my %statushash = &get_msgstatus_types();
 1226:             if ($status eq '') {
 1227:                 $showstatus = '';
 1228:             } else {
 1229:                 $showstatus = $statushash{$status};
 1230:             }
 1231:             $r->print('<td>'.(($status eq 'new')?'<b>':'').$description.
 1232:                       (($status eq 'new')?'</b>':'').
 1233:                       '</td>');
 1234:             $r->print('<td class="'.$class_msgstatus.'">&nbsp;&nbsp;</td>'.
 1235:                       '<td>'.
 1236:                       (($status eq 'new')?'<b>':'').&mt($showstatus).
 1237:                       (($status eq 'new')?'</b>':'').
 1238:                       '</td>');
 1239: 
 1240:             $r->print(&Apache::loncommon::end_data_table_row());
 1241: 
 1242:         } elsif ($status eq 'deleted') {
 1243: # purge
 1244:             my ($result,$msg) = 
 1245:         	&movemsg(&unescape($origID),$folder,'trash');
 1246:         }
 1247:     }   
 1248:     $r->print(&Apache::loncommon::end_data_table());
 1249: 
 1250: 
 1251:     # Bottom Functions
 1252:     $r->print('
 1253: <div class="LC_columnSection"><fieldset>
 1254: <legend>'.&mt('Message Actions').'</legend>
 1255: <table border="0" cellspacing="2" cellpadding="8">
 1256:  <tr>
 1257:   <td><b>'.&mt('Select Messages').'</b><br />
 1258:    <span class="LC_nobreak">
 1259:    <input type="button" onclick="javascript:checkAll(document.disall.delmark)" value="'.&mt('Check All').'" />'."\n".
 1260:   ' <input type="button" onclick="javascript:uncheckAll(document.disall.delmark)" value="'.&mt('Uncheck All').'" />'."\n".
 1261:   '<input type="hidden" name="sortedby" value="'.$env{'form.sortedby'}.'" />
 1262:   </span>
 1263:   </td>'."\n".
 1264:   '<td><b>'.&mt('Action').'</b><br />'."\n".
 1265:   '  <select name="checkedaction">'."\n");
 1266: 
 1267:     if ($folder ne 'trash') {
 1268:         $r->print('    <option value="markeddel">'.&mt('Delete').'</option>'."\n");
 1269:     }
 1270:     if ($msgstatus ne 'read') {
 1271:         $r->print('    <option value="markedread">'.&mt('Mark Read').'</option>'."\n");
 1272:     }
 1273:     if ($msgstatus ne 'unread') {
 1274:         $r->print('    <option value="markedunread">'.&mt('Mark Unread').'</option>'."\n");
 1275:     }
 1276:     $r->print('   <option value="markedforward">'.&mt('Forward').'</option>'."\n");
 1277: 
 1278:     my %gotfolders = &Apache::lonmsg::get_user_folders();
 1279:     if (keys(%gotfolders) > 0) {
 1280:         $r->print('   <option value="markedmove">'.&mt('Move to Folder ->').
 1281:                   '</option>');
 1282:     }
 1283:     $r->print("\n".'</select></td>'."\n");
 1284: 
 1285:     if (keys(%gotfolders) > 0) {
 1286:         $r->print('<td><b>'.&mt('Destination folder').'</b><br />');
 1287: 	my %userfolders;
 1288:         foreach my $key (keys(%gotfolders)) {
 1289:             $userfolders{$key} = $key;
 1290:         }
 1291:         $userfolders{''} = "";
 1292:         $r->print(&Apache::loncommon::select_form('','movetofolder',\%userfolders).
 1293:                   '</td>');
 1294:     }
 1295:     $r->print('<td style="vertical-align:bottom;">'.
 1296:               '<input type="button" name="go" value="'.&mt('Go').
 1297:               '" onclick="javascript:validate_checkedaction()"/></td>'."\n".
 1298:               '</tr></table>'."\n".
 1299:               '</fieldset></div>'."\n"
 1300:     );
 1301:     my $postedstartdis=$startdis+1;
 1302:     $r->print('<input type="hidden" name="folder" value="'.$folder.'" /><input type="hidden" name="startdis" value="'.$postedstartdis.'" /><input type="hidden" name="interdis" value="'.$env{'form.interdis'}.'" /><input type="hidden" name="msgstatus" value="'.$msgstatus.'" /><input type="hidden" name="markedaction" value="" /></form>');
 1303:     if ($numblocked > 0) {
 1304:         $r->print(&blocked_in_folder($numblocked,$startblock,$endblock,
 1305:                                      \%setters));
 1306:     }
 1307: }
 1308: 
 1309: sub blocked_in_folder {
 1310:     my ($numblocked,$startblock,$endblock,$setters) = @_;
 1311:     my $beginblock = &Apache::lonlocal::locallocaltime($startblock);
 1312:     my $finishblock = &Apache::lonlocal::locallocaltime($endblock);
 1313:     my $output = '<br /><br />'.
 1314:                   &mt('[quant,_1,message is, messages are] not viewable because display of LON-CAPA messages sent to you by other students between [_2] and [_3] is currently being blocked because of online exams.',$numblocked,$beginblock,$finishblock);
 1315:     #$output .= &Apache::loncommon::build_block_table($startblock,$endblock,
 1316:     #                                                 $setters);
 1317:     
 1318:     my ($blocked, $blocktext) = &Apache::loncommon::blocking_status("com");
 1319:     $output .="<br /><br />".$blocktext;
 1320: 
 1321:     return $output;
 1322: }
 1323: 
 1324: # ============================================================== Compose output
 1325: 
 1326: sub compout {
 1327:     my ($r,$forwarding,$replying,$broadcast,$replycrit,$folder,$dismode,
 1328:         $multiforward)=@_;
 1329:     my $suffix=&Apache::lonmsg::foldersuffix($folder);
 1330:     my ($cdom,$cnum,$group,$refarg);
 1331:     if (exists($env{'form.group'})) {
 1332:         $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 1333:         $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 1334:         $group = $env{'form.group'};
 1335:         my $action = 'composing';
 1336:         $r->print(&groupmail_header($action,$group,$cdom,$cnum));
 1337:     } elsif ($broadcast eq 'individual') {
 1338: 	&printheader($r,'/adm/email?compose=individual',
 1339: 	     'Send a Message');
 1340:     } elsif ($broadcast) {
 1341: 	&printheader($r,'/adm/email?compose=group',
 1342: 	     'Broadcast Message');
 1343:     } elsif ($forwarding) {
 1344: 	&Apache::lonhtmlcommon::add_breadcrumb
 1345:         ({href=>"/adm/email?display=".&escape($forwarding),
 1346:           text=>"Display Message"});
 1347: 	&printheader($r,'/adm/email?forward='.&escape($forwarding),
 1348: 	     'Forwarding a Message');
 1349:     } elsif ($replying) {
 1350: 	&Apache::lonhtmlcommon::add_breadcrumb
 1351:         ({href=>"/adm/email?display=".&escape($replying),
 1352:           text=>"Display Message"});
 1353: 	&printheader($r,'/adm/email?replyto='.&escape($replying),
 1354: 	     'Replying to a Message');
 1355:     } elsif ($replycrit) {
 1356: 	$r->print('<h3>'.&mt('Replying to a Critical Message').'</h3>');
 1357: 	$replying=$replycrit;
 1358:     } elsif ($multiforward) {
 1359:         &Apache::lonhtmlcommon::add_breadcrumb
 1360:         ({href=>"/adm/email?folder=".&escape($folder),
 1361:           text=>"Display All Messages"});
 1362:         &printheader($r,'/adm/email?compose=multiforward',
 1363:              'Forwarding Multiple Messages');
 1364:         if ($multiforward > 1) {
 1365:             $r->print(&mt('Each of the[_1] [quant,_2,message] [_3]you checked'
 1366:                          .' will be forwarded to the recipient(s) you select below.'
 1367:                          ,'<b>',$multiforward,'</b>')
 1368:                     .'<br />');
 1369:         } else {
 1370:             $r->print(&mt('The message you checked will be forwarded to the recipient(s) you select below.').'<br />');
 1371:         }
 1372: 
 1373:     } else {
 1374: 	&printheader($r,'/adm/email?compose=upload',
 1375: 	     'Distribute from Uploaded File');
 1376:     }
 1377: 
 1378:     my $dispcrit='';
 1379:     my $dissub='';
 1380:     my $dismsg='';
 1381:     my $disbase='';
 1382:     my $attachrow;
 1383:     my $func1='Send'; # do not translate here!
 1384:     my %func2=( # do not translate here!
 1385:                'ma'  => 'Message',
 1386:                'msg' => 'Messages',
 1387:               );
 1388:     my %lt=&Apache::lonlocal::texthash('us'  => 'Username',
 1389: 				       'do'  => 'Domain',
 1390: 				       'ad'  => 'Additional Recipients',
 1391:                                        'rt'  => 'Reply to',
 1392:                                        'ar'  => 'Allow replies',
 1393: 				       'sb'  => 'Subject',
 1394: 				       'ca'  => 'Cancel',
 1395:                                        'gen' => 'Generate messages from a file',
 1396:                                        'gmt' => 'General message text',
 1397:                                        'tff' => 'The file format for the uploaded portion of the message is',
 1398:                                        'uas' => 'Upload and Send',
 1399:                                        'atta' => 'Attachment',
 1400:                                        'to'   => 'To:',
 1401:                                       );
 1402:     my %attachmax = (
 1403:                      text => &mt('(128 KB max size)'),
 1404:                      num  => 131072,
 1405:                     );
 1406:     if (!$forwarding && !$multiforward) {
 1407:         $attachrow = '<tr><td colspan="3"><b>'.$lt{'atta'}.'</b> '.$attachmax{'text'}.': <input type="file" name="attachment" /></td></tr>';
 1408:     }
 1409:     if (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
 1410: 	|| &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
 1411: 				    '/'.$env{'request.course.sec'})) {
 1412:          my $crstype = &Apache::loncommon::course_type();
 1413: 	 my $crithelp = Apache::loncommon::help_open_topic("Course_Critical_Message");
 1414:          my $rsstxt;
 1415:          if (&Apache::loncommon::course_type() eq 'Community') {
 1416:              $rsstxt = &mt('Include in community RSS newsfeed');
 1417:          } else {
 1418:              $rsstxt = &mt('Include in course RSS newsfeed');
 1419:          }
 1420:          $dispcrit=
 1421:  '<span class="LC_nobreak"><label><input type="checkbox" name="critmsg" /> '.&mt('Send as critical message').'.</label>'.$crithelp.'&nbsp;&nbsp;'.&mt('Require return receipt?').'<label><input type="radio" name="sendbck" value="1" />'.&mt('Yes').'</label>&nbsp;&nbsp;<label><input type="radio" name="sendbck" value="" checked="checked" />'.&mt('No').'</label></span><br />'.
 1422:  '<label><input type="checkbox" name="permanent" /> '.
 1423: &mt('Send copy to permanent e-mail address (if known)').'</label><br />'.
 1424: '<label><input type="checkbox" name="rsspost" /> '.
 1425: 		  $rsstxt.'</label><br />';
 1426:     }
 1427:     if ($broadcast ne 'group') {
 1428:         if (&Apache::lonnet::allowed('dff',$env{'request.course.id'}) ||
 1429:             &Apache::lonnet::allowed('dff',$env{'request.course.id'}.
 1430:                                      '/'.$env{'request.course.sec'})) {
 1431: 
 1432:             my $rectxt;
 1433:             if (&Apache::loncommon::course_type() eq 'Community') {
 1434:                 $rectxt = &mt("Include in community's 'User records' for recipient(s)");
 1435:             } else {
 1436:                 $rectxt = &mt("Include in course's 'User records' for recipient(s)");
 1437:             }
 1438: 
 1439:             $dispcrit.='<label>'.
 1440:                        '<input type="checkbox" name="courserecord" value="1" /> '.
 1441:                        $rectxt.
 1442:                        '</label><br />';
 1443:         }
 1444:     }
 1445: 
 1446:     my %message;
 1447:     my %content;
 1448:     my ($hasfloat,$broadcast_js,$sendmode,$can_grp_broadcast);
 1449:     my $defdom=$env{'user.domain'};
 1450:     if ($broadcast eq 'group') {
 1451:         my %access_status = (
 1452:                            active => 0,
 1453:                            previous => 0,
 1454:                            future => 0,
 1455:                       );
 1456:  
 1457:         if ($group eq '') {
 1458:             my $studentsel = &discourse(\%access_status);
 1459:             if ($studentsel) {
 1460:                 $r->print('<div class="LC_left_float">'.$studentsel.'</div>');
 1461:                 $hasfloat = 1;
 1462:             }
 1463:         } else {
 1464:             $can_grp_broadcast = &check_group_priv($group);
 1465:             if ($can_grp_broadcast) {
 1466:                 $hasfloat = &disgroup($r,$cdom,$cnum,$group,\%access_status);
 1467:             }
 1468:         }
 1469:         if ($hasfloat) {
 1470:             $sendmode = '<input type="hidden" name="sendmode" value="group" />'."\n";
 1471:             $broadcast_js = qq|
 1472: <script type="text/javascript">
 1473: // <![CDATA[
 1474: function courseRecipients() {
 1475: |;
 1476:         foreach my $type (keys(%access_status)) {
 1477:             if ($access_status{$type}) {
 1478:                 my $formname = $type.'users';
 1479:                 if ($type eq 'active' && $group ne '') {
 1480:                     $broadcast_js .= qq|
 1481:                     document.compemail.groupmail.value = document.$formname.groupmail[document.$formname.groupmail.selectedIndex].value;
 1482: |;
 1483:                 }
 1484:                 #typeof(...forminput.length) returns 'undefined' if only one entry exists
 1485:                 $broadcast_js .= qq|
 1486:     if (typeof(document.$formname.selectedusers_forminput.length)=="undefined") {
 1487:         if (document.$formname.selectedusers_forminput.checked) {
 1488:             document.compemail.courserecips.value += '_&&&_'+document.$formname.selectedusers_forminput.value;
 1489:         }
 1490:     } else {
 1491:         for (var i=0; i<document.$formname.selectedusers_forminput.length; i++) {
 1492:             if (document.$formname.selectedusers_forminput[i].checked) {
 1493:                 document.compemail.courserecips.value += '_&&&_'+document.$formname.selectedusers_forminput[i].value;  
 1494:             }
 1495:         }
 1496:     }
 1497:                 |;
 1498:             }
 1499:         }
 1500:         $broadcast_js .= qq|
 1501:     return;
 1502: }
 1503: // ]]>
 1504: </script>
 1505: 
 1506: |;
 1507:         }
 1508:     }
 1509:     if ($forwarding) {
 1510: 	%message=&Apache::lonnet::get('nohist_email'.$suffix,[$forwarding]);
 1511: 	%content=&Apache::lonmsg::unpackagemsg($message{$forwarding},$folder);
 1512: 	$dispcrit.='<input type="hidden" name="forwid" value="'.
 1513: 	    $forwarding.'" />';
 1514: 	$func1='Forward'; # do not translate here!
 1515: 	
 1516: 	$dissub=&mt('Forwarding').': '.$content{'subject'};
 1517: 	$dismsg=&mt('Forwarded message from').' '.
 1518: 	    $content{'sendername'}.' '.&mt('at').' '.$content{'senderdomain'};
 1519: 	if ($content{'baseurl'}) {
 1520: 	    $disbase='<input type="hidden" name="baseurl" value="'.&escape($content{'baseurl'}).'" />';
 1521: 	}
 1522:     }
 1523:     if ($replying) {
 1524: 	%message=&Apache::lonnet::get('nohist_email'.$suffix,[$replying]);
 1525: 	%content=&Apache::lonmsg::unpackagemsg($message{$replying},$folder);
 1526: 	$dispcrit.='<input type="hidden" name="replyid" value="'.
 1527: 	    $replying.'" />';
 1528: 	$func1='Send Reply to'; # do not translate here!
 1529: 	
 1530: 	$dissub=&mt('Reply').': '.$content{'subject'};       
 1531: 	$dismsg='> '.$content{'message'};
 1532: 	$dismsg=~s/\r/\n/g;
 1533: 	$dismsg=~s/\f/\n/g;
 1534: 	$dismsg=~s/\n+/\n\> /g;
 1535: 	if ($content{'baseurl'}) {
 1536: 	    $disbase='<input type="hidden" name="baseurl" value="'.&escape($content{'baseurl'}).'" />';
 1537: 	    if ($env{'user.adv'}) {
 1538: 		$disbase.='<label><input type="checkbox" name="storebasecomment" />'.&mt('Save message for re-use').
 1539: 		    '</label> <a href="/adm/email?showcommentbaseurl='.
 1540: 		    &escape($content{'baseurl'}).'" target="comments">'.
 1541: 		    &mt('Show re-usable messages').'</a><br />';
 1542: 	    }
 1543: 	}
 1544:         my $jscript = &Apache::loncommon::check_uncheck_jscript();
 1545:         $r->print(<<"ENDREPSCRIPT");
 1546: <script type="text/javascript">
 1547: // <![CDATA[
 1548: $jscript
 1549: // ]]>
 1550: </script>
 1551: ENDREPSCRIPT
 1552:     }
 1553:     my $citation=&displayresource(%content);
 1554:     my $onsubmit;
 1555:     if ($env{'form.recdom'}) { $defdom=$env{'form.recdom'}; }
 1556:     if ($env{'form.text'}) { $dismsg=$env{'form.text'}; }
 1557:     if ($env{'form.subject'}) { $dissub=$env{'form.subject'}; }
 1558:     if ($hasfloat) {
 1559:         $r->print($broadcast_js.'<div class="LC_left_float">');
 1560:         $onsubmit = ' onsubmit="javascript:courseRecipients();" ';
 1561:     }
 1562:     $r->print(
 1563:                 '<form action="/adm/email"  name="compemail" method="post"'.
 1564:                 ' enctype="multipart/form-data"'.$onsubmit.'>'."\n".
 1565:                 '<input type="hidden" name="sendmail" value="on" />'."\n".
 1566:                 '<table>');
 1567:     if (($broadcast eq 'group') && ($group ne '') && (!$can_grp_broadcast)) {
 1568:         $r->print(&recipient_input_row($cdom,%lt));
 1569:     }
 1570:     if (($broadcast ne 'group') && ($broadcast ne 'upload')) {
 1571: 	if ($replying) {
 1572:             if ($content{'noreplies'}) {
 1573:                 $r->print('<tr><td>'.&mt('This message was designated by the sender not to allow replies.').'</td></tr></table></form>');
 1574:                 return;
 1575:             }
 1576:             $r->print('<tr><td colspan="3"><b>'.&mt('Replying to').'</b> ');
 1577:             if ($content{'replytoaddr'}) {
 1578:                 my ($replytoname,$replytodom) = split(/:/,$content{'replytoaddr'});
 1579:                 if ($replytoname ne '' && $replytodom ne '') {
 1580:                     $r->print(&Apache::loncommon::plainname($replytoname,
 1581:                                  $replytodom).' ('.$replytoname.':'.
 1582:                                  $replytodom.')');
 1583:                     $r->print('<input type="hidden" name="recuname" value="'.
 1584:                           $replytoname.'" />'.
 1585:                           '<input type="hidden" name="recdomain" value="'.
 1586:                           $replytodom.'" /></td></tr>');
 1587: 
 1588:                 } else {
 1589:                     $r->print(&mt('The sender did not designate a reply to address for this message.').'</td></tr></table>');
 1590:                     return;
 1591:                 }
 1592:             } else {
 1593: 	        $r->print(&Apache::loncommon::aboutmewrapper(
 1594: 							 &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).' ('.
 1595: 		      $content{'sendername'}.':'.
 1596: 		      $content{'senderdomain'}.')');
 1597:                 $r->print('<input type="hidden" name="recuname" value="'.
 1598: 		          $content{'sendername'}.'" />'.
 1599: 		          '<input type="hidden" name="recdomain" value="'.
 1600:                           $content{'senderdomain'}.'" /></td></tr>');
 1601:             }
 1602:             if ($content{'recipid'}) {
 1603:                 my %recips;
 1604:                 &retrieve_recips('replying',\%content,\%recips);
 1605:                 if (ref($recips{'to'}) eq 'ARRAY') {
 1606:                     if (@{$recips{'to'}} > 0) {
 1607:                         my $replyall;
 1608:                         if (@{$recips{'to'}} > 1) {
 1609:                             $replyall = qq|
 1610:  <span class="LC_nobreak">
 1611:       <input type="button" value="check all"
 1612:         onclick="javascript:checkAll(document.compemail.replying_to)" />
 1613:         &nbsp;&nbsp;
 1614:       <input type="button" value="uncheck all"
 1615:         onclick="javascript:uncheckAll(document.compemail.replying_to)" />
 1616:  </span>
 1617: |;
 1618:                         }
 1619:                         my $tolist = join(' ',@{$recips{'to'}});
 1620:                         $r->print('<tr><td colspan="3"><table><tr><td>'.&mt('[_1]Send reply[_2] to other recipients','<b>','</b>').':<br />'.$replyall.'</td><td>'.$tolist.'</td></tr></table></td></tr>');
 1621:                     }
 1622:                 }
 1623:                 if (ref($recips{'cc'}) eq 'ARRAY') {
 1624:                     if (@{$recips{'cc'}} > 0) {
 1625:                         my $replyall;
 1626:                         if (@{$recips{'cc'}} > 1) {
 1627:                             $replyall = qq|
 1628:  <span class="LC_nobreak">
 1629:       <input type="button" value="check all"
 1630:         onclick="javascript:checkAll(document.compemail.replying_cc)" />
 1631:         &nbsp;&nbsp;
 1632:       <input type="button" value="uncheck all"
 1633:         onclick="javascript:uncheckAll(document.compemail.replying_cc)" />
 1634:  </span>
 1635: |;
 1636:                         }
 1637:                         my $cclist = join(' ',@{$recips{'cc'}});
 1638:                         $r->print('<tr><td colspan="3"><table><tr><td>'.&mt('[_1]Cc[_2] to other copied recipients','<b>','</b>').':<br />'.$replyall.'</td><td>'.$cclist.'</td></tr></table></td></tr>');
 1639:                     }
 1640:                 }
 1641:                 if ($content{'group'} ne '') {
 1642:                     if (&check_group_priv($content{'group'})) {
 1643:                         if (ref($recips{'group_cc_broadcast'}) eq 'ARRAY') {
 1644:                             if (@{$recips{'group_cc_broadcast'}} > 0) {
 1645:                                 my $replyall;
 1646:                                 if (@{$recips{'group_cc_broadcast'}} > 1) {
 1647:                                     $replyall = qq|
 1648:  <span class="LC_nobreak">
 1649:       <input type="button" value="check all"
 1650:         onclick="javascript:checkAll(document.compemail.replying_groupcc)" />
 1651:         &nbsp;&nbsp;
 1652:       <input type="button" value="uncheck all"
 1653:         onclick="javascript:uncheckAll(document.compemail.replying_groupcc)" />
 1654:  </span>
 1655: |;
 1656:                                 }
 1657:                                 my $groupcclist = join(' ',@{$recips{'group_cc_broadcast'}});
 1658:                                 $r->print('<tr><td colspan="3"><table><tr><td>'.&mt('[_1]Cc[_2] to other copied group members','<b>','</b>').':<br />'.$replyall.'</td><td>'.$groupcclist.'<input type="hidden" name="group" value="'.$content{'group'}.'" /><input type="hidden" name="sendmode" value="group" /><input type="hidden" name="groupmail" value="cc" /></td></tr></table></td></tr>');
 1659:                             }
 1660:                         }
 1661:                     }
 1662:                 }
 1663:             }
 1664: 	} else {
 1665:             $r->print(&recipient_input_row($defdom,%lt));
 1666:         }
 1667:     }
 1668:     my $latexHelp = &Apache::loncommon::helpLatexCheatsheet(undef,undef,1);
 1669:     my $textareaclass;
 1670:     if (&Apache::lonhtmlcommon::htmlareabrowser()) {
 1671:         $r->print(&Apache::lonhtmlcommon::htmlareaselectactive());
 1672:         $textareaclass = 'class="LC_richDefaultOff"';
 1673:     }
 1674:     my $subj_size;
 1675:     if ($multiforward) {
 1676:         $r->print(&additional_rec_row(\%lt));
 1677:         $r->print('<tr><td colspan="2">'.
 1678:                   &mt('Unless you choose otherwise:').'<ul><li>'.
 1679:         &mt("The subject in each forwarded message will be [_1]'Forwarding:'[_2] followed by the original subject.",'<i>','</i>').'</li><li>'.
 1680:         &mt("The message itself will begin with a first line: [_1]'Forwarded message from'[_2] followed by the original sender's name.",'<i>','</i>').'</li></ul></td></tr>');
 1681:         $func1='Forward'; # do not translate here!
 1682:         $dissub = &mt('Forwarding').': ';
 1683:         $subj_size = '10';
 1684:         my $extra = '&lt;'.&mt('original subject').'&gt;&nbsp;&nbsp;&nbsp;'.
 1685:                     '<input type="radio" name="showorigsubj" value="1" checked="checked" />'.&mt('Yes').'&nbsp;<input type="radio" name="showorigsubj" value="0" />'.&mt('No');
 1686:         $dismsg = &mt('Forwarded message from ').' ';
 1687:         my $sender = &mt("sender's name");
 1688:         $r->print(&msg_subject_row($dissub,\%lt,$subj_size,$extra));
 1689:         $r->print('<tr><td>'.&mt('Message begins with:').'</td><td><input type="text" name="msgheader" value="'.$dismsg.'" />&nbsp;'.$sender.'&nbsp;&nbsp;&nbsp;<input type="radio" name="showorigsender" value="1" checked="checked" />'.&mt('Yes').'&nbsp;<input type="radio" name="showorigsender" value="0" />'.&mt('No').'<input type="hidden" name="multiforward" value="'.$multiforward.'" /></td></tr>
 1690: </table>
 1691: <br /><table>
 1692: <tr><td align="left">'."\n".
 1693: $latexHelp."<br />\n".
 1694: &mt("Any new text to display before the text of the original messages:").'<br />'."\n".
 1695: '<textarea name="message" id="message" cols="80" rows="5" wrap="hard" $textareaclass></textarea>');
 1696:         my @to_forward = &Apache::loncommon::get_env_multiple('form.delmark');
 1697:         foreach my $msg (@to_forward) {
 1698:             $r->print('<input type="hidden" name="delmark" value="'.$msg.'" />');
 1699:         }
 1700:         $r->print(&submit_button_row($folder,$dismode,&mt($func1.' '.$func2{'msg'}),
 1701:                                      \%lt));
 1702:     } elsif ($broadcast ne 'upload') {
 1703:         $subj_size = '50';
 1704:         $r->print(&additional_rec_row(\%lt));
 1705:         if (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
 1706:             || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
 1707:                                         '/'.$env{'request.course.sec'})) {
 1708:             $r->print(&reply_to_row(\%lt));
 1709:         }
 1710:         $r->print(&msg_subject_row($dissub,\%lt,$subj_size));
 1711:         $r->print(<<"ENDCOMP");
 1712: $attachrow
 1713: </table><br />
 1714: $latexHelp<br />
 1715: <textarea name="message" id="message" cols="80" rows="15" wrap="hard" $textareaclass>$dismsg
 1716: </textarea>
 1717: <br />
 1718: $sendmode
 1719: $dispcrit
 1720: $disbase
 1721: ENDCOMP
 1722:         $r->print(&submit_button_row($folder,$dismode,&mt($func1.' '.$func2{'ma'}),
 1723:                                      \%lt,$hasfloat,$group));
 1724:         $r->print($citation);
 1725:         if (exists($env{'form.ref'})) {
 1726:             $r->print('<input type="hidden" name="ref" value="'.
 1727:                       $env{'form.ref'}.'" />');
 1728:         }
 1729:         if (exists($env{'form.group'})) {
 1730:             $r->print('<input type="hidden" name="group" value="'.
 1731:                       $env{'form.group'}.'" />');
 1732:         }
 1733:     } else { # $broadcast is 'upload'
 1734: 	$r->print(<<ENDBLOCK);
 1735: <input type="hidden" name="sendmode" value="upload" />
 1736: <input type="hidden" name="send" value="on" />
 1737: <h3>$lt{'gen'}</h3>
 1738: <p>
 1739: Subject: <input type="text" size="50" name="subject" />
 1740: </p>
 1741: <p>$lt{'gmt'}:<br />
 1742: <textarea name="message" id="message" cols="60" rows="10" wrap="hard" $textareaclass>$dismsg
 1743: </textarea></p>
 1744: <p>
 1745: $lt{'tff'}:
 1746: ENDBLOCK
 1747:        $r->print('
 1748: <pre>'."\n".
 1749: &mt('username1:domain1: text')."\n".
 1750: &mt('username2:domain2: text')."\n".
 1751: &mt('username3:domain1: text')."\n".
 1752: '</pre>
 1753: </p>
 1754: <p>
 1755: '.&mt('The messages will be assembled from all lines with the respective [_1][_2]username:domain[_3], and appended to the general message text.','<br />','<tt>','</tt>'));
 1756:         $r->print(<<ENDUPLOAD);
 1757: </p>
 1758: <p>
 1759: <input type="file" name="upfile" size="40" /></p><p>
 1760: $dispcrit
 1761: <input type="submit" value="$lt{'uas'}" /></p>
 1762: ENDUPLOAD
 1763:     }
 1764:     if ($env{'form.displayedcrit'}) {
 1765: 	$r->print('<input type="hidden" name="displayedcrit" value="true" />');
 1766:     }
 1767:     $r->print('</form>');
 1768:     if ($hasfloat) {
 1769:         $r->print('</div><div class="LC_clear_float_footer"></div>');
 1770:     }
 1771:     $r->print(&generate_preview_form);
 1772: }
 1773: 
 1774: sub check_group_priv {
 1775:     my ($group) = @_;
 1776:     my $cid = $env{'request.course.id'};
 1777:     my $sec = $env{'request.course.sec'};
 1778:     return if !$cid;
 1779:     my $can_broadcast = &Apache::lonnet::allowed('sgb',$cid.'/'.$group);
 1780:     my $viewgrps = &Apache::lonnet::allowed('vcg',$cid.($sec?'/'.$sec:''));
 1781:     my $editgrps = &Apache::lonnet::allowed('mdg',$cid.($sec?'/'.$sec:''));
 1782:     if ($viewgrps || $editgrps || $can_broadcast) {
 1783:         return 1;
 1784:     }
 1785:     return;
 1786: }
 1787: 
 1788: sub recipient_input_row {
 1789:     my ($dom,%lt) = @_;
 1790:     my $domform = &Apache::loncommon::select_dom_form($dom,'recdomain');
 1791:     my $selectlink=
 1792:       &Apache::loncommon::selectstudent_link('compemail','recuname',
 1793:                                              'recdomain');
 1794:     my $output = <<"ENDREC";
 1795: <tr><td colspan="3"><span class="LC_nobreak"><b>$lt{'to'}</b> $lt{'us'}:&nbsp;<input type="text" size="12" name="recuname" value="$env{'form.recname'}" />&nbsp;$lt{'do'}:&nbsp;$domform&nbsp;&nbsp;$selectlink</span></td></tr>
 1796: ENDREC
 1797:     return $output;
 1798: }
 1799: 
 1800: sub reply_to_row {
 1801:     my ($lt) = @_;
 1802:     my $radioyes = &mt('Yes');
 1803:     my $radiono = &mt('No');
 1804:     my $output = <<"ENDREP";
 1805: <tr><td colspan="3"><span class="LC_nobreak"><b>$lt->{'ar'}</b>:<label><input type="radio" name="can_reply" value="Y" checked="checked" />$radioyes</label>&nbsp;&nbsp;<label><input type="radio" name="can_reply" value="N" />$radiono</label></span>&nbsp;&nbsp;&nbsp;&nbsp;<span class="LC_nobreak">$lt->{'rt'}:&nbsp;<input type="text" size="25" name="reply_to_addr" value="$env{'user.name'}:$env{'user.domain'}" /></span></td></tr>
 1806: ENDREP
 1807:     return $output;
 1808: }
 1809: 
 1810: sub additional_rec_row {
 1811:     my ($lt) = @_;
 1812:     my $cc = &mt('Cc:');
 1813:     my $bcc = &mt('Bcc:');
 1814:     my $exmpl = &mt('username:domain,username:domain,...'); 
 1815:     my $output = <<"ENDADD";
 1816: <tr><td colspan="3"><fieldset id="LC_additionalrecips"><legend>$lt->{'ad'} <tt>($exmpl)</tt></legend><table>
 1817: <tr><td>&nbsp;</td><td>$lt->{'to'}</td><td><input type="text" size="50" name="additionalrec_to" /></td></tr>
 1818: <tr><td>&nbsp;</td><td>$cc</td><td><input type="text" size="50" name="additionalrec_cc" /></td></tr> 
 1819: <tr><td>&nbsp;</td><td>$bcc</td><td><input type="text" size="50" name="additionalrec_bcc" /></td></tr></table></fieldset></td></tr>
 1820: ENDADD
 1821:     return $output;
 1822: }
 1823: 
 1824: sub submit_button_row {
 1825:     my ($folder,$dismode,$sendtext,$lt,$is_crsform,$group) = @_;
 1826:     my $pre=&mt("Show Preview and Check Spelling");
 1827:     my $value=&mt('Send');
 1828:     my $prevbutton = '<input type="button" name="preview" value="'.$pre.'" onclick="if (typeof(document.compemail.onsubmit)=='."'function'".') {document.compemail.onsubmit();};document.preview.comment.value=document.compemail.message.value;document.preview.subject.value=document.compemail.subject.value;document.preview.submit();" />';
 1829:     my $output = qq|
 1830: <input type="hidden" name="folder" value="$folder" />
 1831: <input type="hidden" name="dismode" value="$dismode" />|;
 1832:     if ($is_crsform) {
 1833:         $output .= '<input type="hidden" name="courserecips" value="" />'."\n";
 1834:         if ($group ne '') {
 1835:             $output .= '<input type="hidden" name="groupmail" value="" />'."\n";
 1836:         }
 1837:     }
 1838:     $output .= qq|
 1839: <table><tr><td align="left">
 1840: <input type="submit" name="send" value="$value" title="$sendtext" />
 1841: <input type="submit" name="cancel" value="$lt->{'ca'}" />
 1842: </td><td width="60">&nbsp;</td><td align="right">$prevbutton</td></tr></table>
 1843: |;
 1844:     return $output;
 1845: }
 1846: 
 1847: sub msg_subject_row {
 1848:     my ($dissub,$lt,$subj_size,$extra) = @_;
 1849:     my $output = '<tr><td colspan="3"><b>'.$lt->{'sb'}.'</b>:&nbsp;<input type="text" size="'.
 1850:                  $subj_size.'" name="subject" value="'.$dissub.'" />'.$extra.
 1851:                  '</td></tr>';
 1852:     return $output;
 1853: }
 1854: 
 1855: sub generate_preview_form {
 1856:     my $prevbutton = (<<ENDPREVIEW);
 1857: <form name="preview" action="/adm/feedback?preview=1" method="post" target="preview">
 1858: <input type="hidden" name="subject" />
 1859: <input type="hidden" name="comment" />
 1860: </form>
 1861: ENDPREVIEW
 1862: }
 1863: 
 1864: # ---------------------------------------------------- Display all face to face
 1865: 
 1866: sub retrieve_instructor_comments {
 1867:     my ($user,$domain)=@_;
 1868:     my $target=$env{'form.grade_target'};
 1869:     if (! $env{'request.course.id'}) { return; }
 1870:     if (! &Apache::lonnet::allowed('dff',$env{'request.course.id'})
 1871: 	&& ! &Apache::lonnet::allowed('dff',$env{'request.course.id'}.
 1872: 				      '/'.$env{'request.course.sec'})) {
 1873: 	return;
 1874:     }
 1875:     my %records=&Apache::lonnet::dump('nohist_email',
 1876: 			 $env{'course.'.$env{'request.course.id'}.'.domain'},
 1877: 			 $env{'course.'.$env{'request.course.id'}.'.num'},
 1878:                          '%255b'.$user.'%253a'.$domain.'%255d');
 1879:     my $result='';
 1880:     foreach my $key (sort(keys(%records))) {
 1881:         my %content=&Apache::lonmsg::unpackagemsg($records{$key});
 1882:         next if ($content{'senderdomain'} eq '');
 1883:         next if ($content{'subject'} !~ /^Record/);
 1884: 	# &Apache::lonfeedback::newline_to_br(\$content{'message'});
 1885: 	$result.='Recorded by '.
 1886:             $content{'sendername'}.':'.$content{'senderdomain'}."\n";
 1887:         $result.=
 1888:             &Apache::lontexconvert::msgtexconverted($content{'message'})."\n";
 1889:      }
 1890:     return $result;
 1891: }
 1892: 
 1893: sub disfacetoface {
 1894:     my ($r,$user,$domain,$target)=@_;
 1895:     if ($target eq '') {
 1896:         $target=$env{'form.grade_target'};
 1897:     }
 1898:     unless ($env{'request.course.id'}) { return; }
 1899:     if  (!&Apache::lonnet::allowed('dff',$env{'request.course.id'})
 1900: 	 && ! &Apache::lonnet::allowed('dff',$env{'request.course.id'}.
 1901: 				       '/'.$env{'request.course.sec'})) {
 1902: 	$r->print(&mt('Not allowed'));
 1903: 	return;
 1904:     }
 1905:     my %records=&Apache::lonnet::dump('nohist_email',
 1906: 			 $env{'course.'.$env{'request.course.id'}.'.domain'},
 1907: 			 $env{'course.'.$env{'request.course.id'}.'.num'},
 1908:                          '%255b'.$user.'%253a'.$domain.'%255d');
 1909:     my $result='';
 1910:     foreach my $key (sort(keys(%records))) {
 1911:         my %content=&Apache::lonmsg::unpackagemsg($records{$key});
 1912:         next if ($content{'senderdomain'} eq '');
 1913:     if (!&Apache::lonfeedback::contains_block_html($content{'message'})) {
 1914: 		&Apache::lonfeedback::newline_to_br(\$content{'message'});
 1915: 	}
 1916:         if ($content{'subject'}=~/^Record/) {
 1917: 	    $result.='<h3>'.&mt('Record').'</h3>';
 1918:         } elsif ($content{'subject'}=~/^Broadcast/) {
 1919:             $result .='<h3>'.&mt('Broadcast Message').'</h3>';
 1920:             if ($content{'subject'}=~/^Broadcast\./) {
 1921:                 if (defined($content{'coursemsgid'})) {
 1922:                     my $crsmsgid = &escape($content{'coursemsgid'});
 1923:                     my $broadcast_message = &general_message($crsmsgid);
 1924:                     $content{'message'} = '<b>'.&mt('Subject').': '.$content{'message'}.'</b><br />'.$broadcast_message;
 1925:                 } else {
 1926:                     %content=&Apache::lonmsg::unpackagemsg($content{'message'});
 1927:                     $content{'message'} =
 1928:                     '<b>'.&mt('Subject').': '.$content{'subject'}.'</b><br />'.
 1929:                     $content{'message'};
 1930:                 }
 1931:             }
 1932:         } elsif ($content{'subject'}=~/^Archive/) {
 1933:             $result.='<h3>'.&mt('Archived Message').'</h3>';
 1934:             if (defined($content{'coursemsgid'})) {
 1935:                 my $crsmsgid = &escape($content{'coursemsgid'});
 1936:                 my $archive_message = &general_message($crsmsgid);
 1937:                 $content{'message'} = '<b>'.&mt('Subject').': '.$content{'message'}.'</b><br />'.$archive_message;
 1938:             } else {
 1939:                 %content=&Apache::lonmsg::unpackagemsg($content{'message'});
 1940:                 $content{'message'} =
 1941:                 '<b>'.&mt('Subject').': '.$content{'subject'}.'</b><br />'.
 1942:                 $content{'message'};
 1943:             }
 1944:         } else {
 1945:             $result.='<h3>'.&mt('Critical Message').'</h3>';
 1946:             if (defined($content{'coursemsgid'})) {
 1947:                 my $crsmsgid=&escape($content{'coursemsgid'});
 1948:                 my $critical_message = &general_message($crsmsgid);
 1949:                 $content{'message'} = '<b>'.&mt('Subject').': '.$content{'message'}.'</b><br />'.$critical_message;
 1950:             } else {
 1951:                 %content=&Apache::lonmsg::unpackagemsg($content{'message'});
 1952:                 $content{'message'}=
 1953:                 '<b>'.&mt('Subject').': '.$content{'subject'}.'</b><br />'.
 1954: 		$content{'message'};
 1955:             }
 1956:         }
 1957:         $result.=&mt('By').': <b>'.
 1958: &Apache::loncommon::aboutmewrapper(
 1959:  &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).'</b> ('.
 1960: $content{'sendername'}.':'.
 1961:             $content{'senderdomain'}.') '.$content{'time'}.
 1962:             '<br /><pre>'.
 1963:               &Apache::lontexconvert::msgtexconverted($content{'message'}).
 1964: 	      '</pre>';
 1965:      }
 1966:     # Check to see if there were any messages.
 1967:     if ($result eq '') {
 1968:         my $lctype = &mt(lc(&Apache::loncommon::course_type()));
 1969: 	if ($target ne 'tex') { 
 1970: 	    $r->print("<p><b>".&mt('No notes, face-to-face discussion records, critical messages or broadcast messages in this '.$lctype.'.')."</b></p>");
 1971: 	} else {
 1972: 	    $r->print('\textbf{'.&mt('No notes, face-to-face discussion records, critical messages or broadcast messages in this '.$lctype.'.').'}\\\\');
 1973: 	}
 1974:     } elsif ($target eq 'tex') {
 1975:         $r->print(&Apache::lonxml::xmlparse($r,$target,$result));
 1976:     } else {
 1977:         $r->print('<div>'.$result.'</div>');
 1978:     }
 1979: }
 1980: 
 1981: sub general_message {
 1982:     my ($crsmsgid) = @_;
 1983:     my %general_content;
 1984:     if ($crsmsgid) { 
 1985:         my %course_content = &Apache::lonnet::get('nohist_email',[$crsmsgid],
 1986:                            $env{'course.'.$env{'request.course.id'}.'.domain'},
 1987:                            $env{'course.'.$env{'request.course.id'}.'.num'});
 1988:         %general_content = &Apache::lonmsg::unpackagemsg($course_content{$crsmsgid});
 1989:     }
 1990:     return $general_content{'message'};
 1991: }
 1992: 
 1993: # ---------------------------------------------------------------- Face to face
 1994: 
 1995: sub facetoface {
 1996:     my ($r,$stage)=@_;
 1997:     if (!&Apache::lonnet::allowed('dff',$env{'request.course.id'})
 1998: 	&& ! &Apache::lonnet::allowed('dff',$env{'request.course.id'}.
 1999: 				      '/'.$env{'request.course.sec'})) {
 2000: 	$r->print(&mt('Not allowed'));
 2001: 	return;
 2002:     }
 2003:     my $crstype = &Apache::loncommon::course_type();
 2004:     my $leaders = ($crstype eq 'Community') ? 'coordinators and leaders'
 2005:                                             : 'faculty and staff';
 2006:     &printheader($r,
 2007: 		 '/adm/email?recordftf=query',
 2008: 		 "User Notes, Face-to-Face, Critical Messages, Broadcast Messages, Archived Messages");
 2009: # from query string
 2010: 
 2011:     if ($env{'form.recname'}) { $env{'form.recuname'}=$env{'form.recname'}; }
 2012:     if ($env{'form.recdom'}) { $env{'form.recdomain'}=$env{'form.recdom'}; }
 2013: 
 2014:     my $defdom=$env{'user.domain'};
 2015: # already filled in
 2016:     if ($env{'form.recdomain'}) { $defdom=$env{'form.recdomain'}; }
 2017: # generate output
 2018:     my $domform = &Apache::loncommon::select_dom_form($defdom,'recdomain');
 2019:     my $stdbrws = &Apache::loncommon::selectstudent_link
 2020: 	('stdselect','recuname','recdomain');
 2021:     my %lt=&Apache::lonlocal::texthash('user' => 'Username',
 2022: 				       'dom' => 'Domain',
 2023: 				       'head' => "User Notes, Records of Face-To-Face Discussions, Critical Messages, Broadcast Messages and Archived Messages in $crstype",
 2024: 				       'subm' => 'Retrieve discussion and message records',
 2025: 				       'newr' => 'New Record (record is visible to '.lc($crstype).' '.$leaders.')',
 2026: 				       'post' => 'Post this Record');
 2027: 
 2028:     $r->print('<h2>'.$lt{'head'}.'</h2>'
 2029:              .'<form method="post" action="/adm/email" name="stdselect">'
 2030:              .'<input type="hidden" name="recordftf" value="retrieve" />'
 2031:              .&Apache::lonhtmlcommon::start_pick_box()
 2032:              .&Apache::lonhtmlcommon::row_title($lt{'user'})
 2033:              .'<input type="text" size="12" name="recuname" value="'.$env{'form.recuname'}.'" />'
 2034:              .' '.$stdbrws
 2035:              .&Apache::lonhtmlcommon::row_closure()
 2036:              .&Apache::lonhtmlcommon::row_title($lt{'dom'})
 2037:              .$domform
 2038:              .&Apache::lonhtmlcommon::row_closure(1)
 2039:              .&Apache::lonhtmlcommon::end_pick_box()
 2040:              .'<br />'
 2041:              .'<input type="submit" value="'.$lt{'subm'}.'" />'
 2042:              .'</form>'
 2043:     );
 2044: 
 2045:     if (($stage ne 'query') &&
 2046:         ($env{'form.recdomain'}) && ($env{'form.recuname'})) {
 2047:         chomp($env{'form.newrecord'});
 2048:         if ($env{'form.newrecord'}) {
 2049: 	    &Apache::lonmsg::store_instructor_comment($env{'form.newrecord'},
 2050: 						      $env{'form.recuname'},
 2051: 						      $env{'form.recdomain'});
 2052:         }
 2053:         my $aboutmelink=&Apache::loncommon::aboutmewrapper(
 2054:                             &Apache::loncommon::plainname($env{'form.recuname'}
 2055:                                                          ,$env{'form.recdomain'})
 2056:                            ,$env{'form.recuname'},$env{'form.recdomain'});
 2057:         $r->print('<hr />'
 2058:                  .'<h2>'
 2059:                  .&mt('Discussion and message records for [_1] ([_2])'
 2060:                      ,$aboutmelink
 2061:                      ,$env{'form.recuname'}.':'.$env{'form.recdomain'})
 2062:                  .'</h2>'
 2063:        );
 2064:         &disfacetoface($r,$env{'form.recuname'},$env{'form.recdomain'});
 2065: 	$r->print(<<ENDRHEAD);
 2066: <form method="post" action="/adm/email">
 2067: <input name="recdomain" value="$env{'form.recdomain'}" type="hidden" />
 2068: <input name="recuname" value="$env{'form.recuname'}" type="hidden" />
 2069: ENDRHEAD
 2070:         $r->print(<<ENDBFORM);
 2071: <hr />$lt{'newr'}<br />
 2072: <textarea name="newrecord" cols="80" rows="10" wrap="hard"></textarea>
 2073: <br />
 2074: <input type="hidden" name="recordftf" value="post" />
 2075: <input type="submit" value="$lt{'post'}" />
 2076: </form>
 2077: ENDBFORM
 2078:     }
 2079: }
 2080: 
 2081: # ----------------------------------------------------------- Display a message
 2082: 
 2083: sub displaymessage {
 2084:     my ($r,$msgid,$folder,$msgstatus)=@_;
 2085:     my $suffix=&Apache::lonmsg::foldersuffix($folder);
 2086:     my %blocked = ();
 2087:     my %setters = ();
 2088:     my $numblocked = 0;
 2089:     my $crstype = &Apache::loncommon::course_type();
 2090: 
 2091: # info to generate "next" and "previous" buttons and check if message is blocked
 2092:     my ($startblock,$endblock) = &Apache::loncommon::blockcheck(\%setters,'com');
 2093:     my @messages=&sortedmessages(\%blocked,$startblock,$endblock,\$numblocked,$folder,$msgstatus);
 2094:     if ( $blocked{$msgid} eq 'ON' ) {
 2095:         &printheader($r,'/adm/email',&mt('Display a Message'));
 2096:         #$r->print(&mt('You attempted to display a message that is currently blocked because you are enrolled in one or more courses for which there is an ongoing online exam.'));
 2097:         my($blocked, $blocktext) = &Apache::loncommon::blocking_status("com");
 2098:         $r->print("<br />".$blocktext);
 2099:         return;
 2100:     }
 2101:     if ($msgstatus eq '') {
 2102:         &statuschange($msgid,'read',$folder);
 2103:     }
 2104:     my %message=&Apache::lonnet::get('nohist_email'.$suffix,[$msgid]);
 2105:     my %content=&Apache::lonmsg::unpackagemsg($message{$msgid});
 2106:     my $counter=0;
 2107:     my $escmsgid=&escape($msgid);
 2108:     foreach (@messages) {
 2109: 	if ($_->[5] eq $escmsgid){
 2110: 	    last;
 2111: 	}
 2112: 	$counter++;
 2113:     }
 2114: 
 2115:     my $see_anonymous;
 2116:     my $from_student = 0;
 2117:     if ($env{'request.course.id'} eq $content{'courseid'}) {
 2118: 	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 2119: 	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 2120: 	my $username = $content{'sendername'}.':'.$content{'senderdomain'};
 2121: 	my %classlist_entry =
 2122: 	    &Apache::lonnet::get('classlist',[$username],$cdom,$cnum);
 2123: 	if (exists($classlist_entry{$username})) {
 2124: 	    $from_student = 1;
 2125: 	    $see_anonymous = &Apache::lonnet::allowed('rin',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''));
 2126: 	}
 2127:     }
 2128: 
 2129: 
 2130:     my $number_of_messages = scalar(@messages); #subtract 1 for last index
 2131: # start output
 2132:     &printheader($r,'/adm/email?display='.&escape($msgid),'Display a Message','',$content{'baseurl'});
 2133: 
 2134: # Prepare available functions
 2135:     my @functionlist;
 2136:     if (!$content{'noreplies'}) {
 2137:         push(@functionlist,'<a href="/adm/email?replyto='.&escape($msgid).$sqs.'">'
 2138:                      .&mt('Reply')
 2139:                      .'</a>');
 2140:     }
 2141:     push(@functionlist,'<a href="/adm/email?forward='.&escape($msgid).$sqs.'">'
 2142:                   .&mt('Forward')
 2143:                   .'</a>');
 2144:     push(@functionlist,'<a href="/adm/email?markunread='.&escape($msgid).$sqs.'">'
 2145:                   .&mt('Mark Unread')
 2146:                   .'</a>');
 2147:     push(@functionlist,'<a href="/adm/email?markdel='.&escape($msgid).$sqs.'">'
 2148:                   .&mt('Delete')
 2149:                   .'</a>');
 2150: 
 2151: # Prepare available navigation
 2152:     my @navigationlist;
 2153:     if ($counter > 0){
 2154:         push(@navigationlist,'<a href="/adm/email?display='.$messages[$counter-1]->[5].$sqs.'">'
 2155:                           .&mt('Previous')
 2156:                           .'</a>');
 2157:     }
 2158:     if ($counter < $number_of_messages - 1){
 2159:         push(@navigationlist,'<a href="/adm/email?display='.$messages[$counter+1]->[5].$sqs.'">'
 2160:                           .&mt('Next')
 2161:                           .'</a>');
 2162:     }
 2163:     push(@navigationlist,'<a href="/adm/email?'.$sqs.'">'
 2164:                   .&mt('Back to Folder Display')
 2165:                   .'</a>');
 2166: 
 2167: # Prepare available actions
 2168:     my $symb;
 2169:     if (defined($content{'symb'})) {
 2170:         $symb = $content{'symb'};
 2171:     } elsif (defined($content{'baseurl'})) {
 2172:         $symb=&Apache::lonnet::symbread($content{'baseurl'});
 2173:     }
 2174:     my @actionlist;
 2175:     if ($env{'user.adv'}) {
 2176: 
 2177: 	if (($env{'request.course.id'}) && ($from_student) &&
 2178:             (&Apache::lonnet::allowed('vgr',$env{'request.course.id'}))) {
 2179: 		push(@actionlist,&Apache::loncommon::track_student_link(
 2180:                                       'View recent activity'
 2181:                                      ,$content{'sendername'}
 2182:                                      ,$content{'senderdomain'}
 2183:                                      ,'check'));
 2184: 	}
 2185: 	if (&Apache::lonnet::allowed('opa',$env{'request.course.id'}) && $symb) {
 2186: 	    push(@actionlist,&Apache::loncommon::pprmlink(
 2187:                                   &mt('Set/Change parameters')
 2188:                                      ,$content{'sendername'}
 2189:                                      ,$content{'senderdomain'}
 2190:                                      ,$symb
 2191:                                      ,'check'));
 2192: 	}
 2193: 	if (&Apache::lonnet::allowed('mgr',$env{'request.course.id'}) && $symb) {
 2194: 	    push(@actionlist,&Apache::loncommon::pgrdlink(
 2195:                                  &mt('Set/Change grades')
 2196:                                      ,$content{'sendername'}
 2197:                                      ,$content{'senderdomain'}
 2198:                                      ,$symb
 2199:                                      ,'check'));
 2200: 	}
 2201:     }
 2202: 
 2203: # Print functionlist, navigationlist, and actionlist in page header
 2204:         my $functions='<div class="LC_columnSection">';
 2205: 
 2206:         # Functionlist
 2207:         $functions.=&Apache::lonhtmlcommon::start_funclist();
 2208:         foreach my $item (@functionlist) {
 2209:             $functions.=&Apache::lonhtmlcommon::add_item_funclist($item);
 2210:         }
 2211:         $functions .= &Apache::lonhtmlcommon::end_funclist();
 2212: 
 2213:         # Navigationlist
 2214:         $functions.=&Apache::lonhtmlcommon::start_funclist(
 2215:                     &mt('Navigation'));
 2216:         foreach my $item (@navigationlist) {
 2217:             $functions.=&Apache::lonhtmlcommon::add_item_funclist($item);
 2218:         }
 2219:         $functions .= &Apache::lonhtmlcommon::end_funclist();
 2220: 
 2221:         # Actionlist
 2222:         if (@actionlist) {
 2223:             $functions.=&Apache::lonhtmlcommon::start_funclist(
 2224:                             &mt('Currently available actions (will open extra window)'));
 2225:             foreach my $item (@actionlist) {
 2226:                 $functions.=&Apache::lonhtmlcommon::add_item_funclist($item);
 2227:             }
 2228:             $functions.=&Apache::lonhtmlcommon::end_funclist();
 2229:         }
 2230: 
 2231:         $functions.='</div>';
 2232:         $r->print(&Apache::loncommon::head_subbox($functions));
 2233: 
 2234: 
 2235:     my ($tonum,$tolist,$cclist,$bcclist,$groupcclist,%recipients);
 2236:     if ($content{'recipid'}) {
 2237:         $tonum = &retrieve_recips('display',\%content,\%recipients);
 2238:         if (ref($recipients{'cc'}) eq 'ARRAY') {
 2239:             $cclist = join(', ',@{$recipients{'cc'}});
 2240:         }
 2241:         if (ref($recipients{'to'}) eq 'ARRAY') {
 2242:             $tolist = join(', ',@{$recipients{'to'}});
 2243:         }
 2244:         if (ref($recipients{'bcc'}) eq 'ARRAY') {
 2245:             $bcclist = join(', ',@{$recipients{'bcc'}});
 2246:         }
 2247:     }
 2248: 
 2249:     my $broadcast_link;
 2250:     if (($content{'courseid'}) && ($content{'recipid'} &&
 2251:         (ref($recipients{'course_broadcast'}) eq 'ARRAY') ||
 2252:         (ref($recipients{'group_cc_broadcast'}) eq 'ARRAY') ||
 2253:         (ref($recipients{'group_bcc_broadcast'}) eq 'ARRAY'))) {
 2254:         $broadcast_link = &recipients_link($r,\%content,\%recipients);
 2255:     }
 2256: 
 2257:     if (((!$tolist) && (!$broadcast_link)) && ref($content{'recuser'}) eq 'ARRAY') {
 2258:         my @recipients;
 2259:         for (my $i=0; $i<@{$content{'recuser'}}; $i++) {
 2260:             $recipients[$i] =  &Apache::loncommon::aboutmewrapper(
 2261:                &Apache::loncommon::plainname($content{'recuser'}[$i],
 2262:                                       $content{'recdomain'}[$i]),
 2263:                   $content{'recuser'}[$i],$content{'recdomain'}[$i]).
 2264:            ' ('.$content{'recuser'}[$i].':'.$content{'recdomain'}[$i].') ';
 2265:         }
 2266:         $tolist = join(', ',@recipients);
 2267:     }
 2268:     my ($restitle,$baseurl,$refers_to);
 2269:     if (defined($content{'resource_title'})) {
 2270:         $restitle = $content{'resource_title'};
 2271:     } else {
 2272:         if (defined($content{'baseurl'})) {
 2273:             $restitle = &Apache::lonnet::gettitle($content{'baseurl'});
 2274:         }
 2275:     }
 2276:     if (defined($content{'baseurl'})) {
 2277:         $baseurl = &Apache::lonenc::check_encrypt($content{'baseurl'});
 2278:     }
 2279:     $r->print('<div class="LC_clear_float_footer">');
 2280:     if ($from_student && $see_anonymous ) {
 2281: 	$r->print(&Apache::loncommon::student_image_tag($content{'senderdomain'},$content{'sendername'}).'</br>');
 2282:     }
 2283: 
 2284:     # Display LON-CAPA Message (Start)
 2285:     # Subject
 2286:     $r->print('</div>'
 2287:              .&Apache::lonhtmlcommon::start_pick_box()
 2288:              .&Apache::lonhtmlcommon::row_title(&mt('Subject'))
 2289:              .$content{'subject'}
 2290:              .&Apache::lonhtmlcommon::row_closure()
 2291:     );
 2292:     if ($folder eq 'sent') {
 2293:         # To
 2294:         if ($tolist) {
 2295:             $r->print(&Apache::lonhtmlcommon::row_title(&mt('To'))
 2296:                      .$tolist
 2297:                      .&Apache::lonhtmlcommon::row_closure()
 2298:             );
 2299:         }
 2300:         if ($cclist) {
 2301:             $r->print(&Apache::lonhtmlcommon::row_title(&mt('Cc'))
 2302:                      .$cclist
 2303:                      .&Apache::lonhtmlcommon::row_closure()
 2304:             );
 2305:         }
 2306:         if ($bcclist) {
 2307:             $r->print(&Apache::lonhtmlcommon::row_title(&mt('Bcc'))
 2308:                      .$bcclist
 2309:                      .&Apache::lonhtmlcommon::row_closure()
 2310:             );
 2311:         }
 2312:         if (($content{'courseid'}) && ($content{'recipid'})) {
 2313:             my %broadcast_types = 
 2314:                 &Apache::lonlocal::texthash (
 2315:                     course_broadcast    => 'Broadcast to', 
 2316:                     group_cc_broadcast  => 'Cc to group',
 2317:                     group_bcc_broadcast => 'Bcc to group',
 2318:                 );                   
 2319:             foreach my $type (sort(keys(%broadcast_types))) {
 2320:                 if (ref($recipients{$type}) eq 'ARRAY') {
 2321:                     my $num = @{$recipients{$type}};
 2322:                     my $broadcastlist = join(', ',@{$recipients{$type}});
 2323:                     if ($broadcastlist && $broadcast_link) {
 2324:                         if ($type eq 'group_cc_broadcast') {
 2325:                             $groupcclist = $broadcastlist;
 2326:                         }
 2327:                         $r->print(&Apache::lonhtmlcommon::row_title(
 2328:                                             $broadcast_types{$type})
 2329:                                   .&mt('[quant,_1,recipient]',$num)
 2330:                                   .' <a href="javascript:showBroadcastList();">['
 2331:                                   .&mt('Show').']</a>' 
 2332:                                   .&Apache::lonhtmlcommon::row_closure());
 2333:                     }
 2334:                 }
 2335:             }
 2336:         }
 2337:         if ($content{'replytoaddr'}) {
 2338:             my ($replytoname,$replytodom) = split(/:/,$content{'replytoaddr'});
 2339:             if ($replytoname ne '' && $replytodom ne '') {
 2340:                 $r->print(&Apache::lonhtmlcommon::row_title(&mt('Reply To'))
 2341:                          .$replytoname.':'.$replytodom
 2342:                          .&Apache::lonhtmlcommon::row_closure()
 2343:                 );
 2344:             }
 2345:         }
 2346:     } else {
 2347:         # From, Reply
 2348:         $r->print(&Apache::lonhtmlcommon::row_title(&mt('From'))
 2349:                  .&Apache::loncommon::aboutmewrapper(
 2350:                      &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),
 2351:                                                  $content{'sendername'},$content{'senderdomain'})
 2352:         );
 2353:         if ($content{'noreplies'}) {
 2354:             $r->print(' ('.&mt('No replies to sender').')'
 2355:                      .&Apache::lonhtmlcommon::row_closure()
 2356:             );
 2357:         } else {
 2358:             if ($content{'replytoaddr'}) {
 2359:                 my ($replytoname,$replytodom) = split(/:/,$content{'replytoaddr'});
 2360:                 if ($replytoname ne '' && $replytodom ne '') {
 2361:                     $r->print(&Apache::lonhtmlcommon::row_closure()
 2362:                              .&Apache::lonhtmlcommon::row_title(&mt('Reply To'))
 2363:                              .$replytoname.':'.$replytodom
 2364:                              .&Apache::lonhtmlcommon::row_closure()
 2365:                     );
 2366:                 } else {
 2367:                     $r->print(&Apache::lonhtmlcommon::row_closure());
 2368:                 }
 2369:             } else {
 2370:                 $r->print(' ('.$content{'sendername'}.':'.$content{'senderdomain'}.') '
 2371:                          .&Apache::lonhtmlcommon::row_closure()
 2372:                 );
 2373:             }
 2374:             if ($tonum && $tolist) {
 2375:                 $r->print(&Apache::lonhtmlcommon::row_title(&mt('To'))
 2376:                          .$tolist
 2377:                          .&Apache::lonhtmlcommon::row_closure()
 2378:                     );
 2379:             }
 2380:             if ($cclist) { 
 2381:                 $r->print(&Apache::lonhtmlcommon::row_title(&mt('Cc'))
 2382:                          .$cclist
 2383:                          .&Apache::lonhtmlcommon::row_closure()
 2384:                     );
 2385:             }
 2386:             if ($content{'group'} ne '') {
 2387:                 if (&check_group_priv($content{'group'})) {
 2388:                     if (ref($recipients{'group_cc_broadcast'}) eq 'ARRAY') { 
 2389:                         $groupcclist = join(', ',@{$recipients{'group_cc_broadcast'}});
 2390:                         if ($groupcclist) {
 2391:                             $r->print(&Apache::lonhtmlcommon::row_title(&mt('Group Cc'))
 2392:                                      .$groupcclist
 2393:                                      .&Apache::lonhtmlcommon::row_closure()
 2394:                             );
 2395:                         }
 2396:                     }
 2397:                 }
 2398:             }
 2399:         }
 2400:     }
 2401: 
 2402:     # Course
 2403:     if ($content{'courseid'} ne '') {
 2404:         if ($content{'courseid'} =~ m{^$match_domain\_$match_courseid$}) {
 2405:             my %courseinfo;
 2406:             %courseinfo=&Apache::lonnet::coursedescription($content{'courseid'},
 2407:                                                            {'one_time' => 1});
 2408:             my $description = $courseinfo{'description'};
 2409:             if ($description ne '') {
 2410:                 $r->print(&Apache::lonhtmlcommon::row_title(&mt($crstype))
 2411:                          .$description
 2412:                 );
 2413:                 if ($content{'coursesec'}) {
 2414:                     $r->print(' ('.&mt('Section').': '.$content{'coursesec'}.')');
 2415:                 }
 2416:                 $r->print(&Apache::lonhtmlcommon::row_closure());
 2417:             }
 2418:         }
 2419:     }
 2420:     $r->print(&Apache::lonhtmlcommon::row_title(&mt('Time'))
 2421:              .$content{'time'}
 2422:              .&Apache::lonhtmlcommon::row_closure()
 2423:     );
 2424: 
 2425:     # Refers to
 2426:     if ($baseurl) {
 2427:         if (defined($content{'courseid'}) && defined($env{'request.course.id'})) {
 2428:             if ($content{'courseid'} eq $env{'request.course.id'}) {
 2429:                 my $symblink;
 2430:                 my $showsymb = &Apache::lonenc::check_decrypt($symb);
 2431:                 my $showurl = &Apache::lonenc::check_decrypt($baseurl);
 2432:                 my $encrypturl = &Apache::lonnet::EXT('resource.0.encrypturl',
 2433:                               $showsymb,$env{'user.domain'},$env{'user.name'});
 2434:                 if ($symb) {
 2435:                     if ($encrypturl =~ /^yes$/i && !$env{'request.role.adv'}) {
 2436:                         $showsymb = &Apache::lonenc::check_encrypt($symb);
 2437:                     }
 2438:                     $symblink = '?symb='.$showsymb;
 2439:                 }
 2440:                 if ($encrypturl =~ /^yes$/i && !$env{'request.role.adv'}) {
 2441:                     $showurl = $baseurl;
 2442:                 }
 2443:                 $r->print(&Apache::lonhtmlcommon::row_title(&mt('Refers to'))
 2444:                          .'<a href="'.$showurl.$symblink.'">'.$restitle.'</a>'
 2445:                          .&Apache::lonhtmlcommon::row_closure()
 2446:                 );
 2447:                 $refers_to = 1;
 2448:             }
 2449:         }
 2450:         if (!$refers_to) {
 2451:             if ($baseurl =~ m-^/enc/-) {
 2452:                 if (defined($content{'courseid'})) {
 2453:                     if (!$env{'request.course.id'}) {
 2454:                         my $unencurl =
 2455:                            &Apache::lonenc::unencrypted($baseurl,
 2456:                                                         $content{'courseid'});
 2457:                         if ($unencurl ne '') {
 2458:                             if (&Apache::lonnet::allowed('bre',$unencurl)) {
 2459:                                 $r->print(&Apache::lonhtmlcommon::row_title(&mt('Refers to'))
 2460:                                          .'<a href="'.$unencurl.'">'.$restitle.'</a>'
 2461:                                          .&Apache::lonhtmlcommon::row_closure()
 2462:                                 );
 2463:                             }
 2464:                         }
 2465:                     }
 2466:                 }
 2467:             } else {
 2468:                 if (&Apache::lonnet::allowed('bre',$baseurl)) {
 2469:                     $r->print(&Apache::lonhtmlcommon::row_title(&mt('Refers to'))
 2470:                              .'<a href="'.$baseurl.'">'.$restitle.'</a>'
 2471:                              .&Apache::lonhtmlcommon::row_closure()
 2472:                     );
 2473: 
 2474:                 }
 2475:             }
 2476:         }
 2477:     }
 2478: 
 2479:     # Message
 2480:     $r->print(&Apache::lonhtmlcommon::row_title(&mt('Message'))
 2481:              .'<pre>'
 2482: 	     .&Apache::lontexconvert::msgtexconverted($content{'message'},1)
 2483: 	     .'</pre>'
 2484:     );
 2485:     if (&displayresource(%content)) {
 2486:         $r->print(&Apache::lonhtmlcommon::row_closure()
 2487:                  .&Apache::lonhtmlcommon::row_title(&mt('Resource Details'))
 2488:                  .&displayresource(%content)
 2489:         );
 2490:     } 
 2491:     $r->print(&Apache::lonhtmlcommon::row_closure(1).
 2492:               &Apache::lonhtmlcommon::end_pick_box());
 2493:     # Display LON-CAPA Message (End)
 2494:     return;
 2495: }
 2496: 
 2497: sub retrieve_recips {
 2498:     my ($context,$content,$recips)= @_;
 2499:     my $tonum = 0;
 2500:     if (ref($content) eq 'HASH') {
 2501:         my %reciphash =
 2502:             &Apache::lonnet::get('nohist_emailrecip',[$content->{'recipid'}],
 2503:                                  $content->{'senderdomain'},$content->{'sendername'});
 2504:         my $recipinfo = $reciphash{$content->{'recipid'}};
 2505:         if (ref($recipinfo) eq 'HASH') {
 2506:             foreach my $type ('to','cc','course_broadcast','group_cc_broadcast','group_bcc_broadcast') {
 2507:                 if (ref($recipinfo->{$type}) eq 'HASH') {
 2508:                     if ($type eq 'to') {
 2509:                         $tonum = keys(%{$recipinfo->{$type}});
 2510:                     }
 2511:                     foreach my $user (sort(keys(%{$recipinfo->{$type}}))) {
 2512:                         my ($uname,$udom) = split(/:/,$user);
 2513:                         next if (($context eq 'replying') && ($uname eq $env{'user.name'})
 2514:                                  && ($udom eq $env{'user.domain'}));
 2515:                         my $showuser ='<span class="LC_nobreak">';
 2516:                         if ($context eq 'replying') {
 2517:                             if (($type eq 'to') || ($type eq 'cc')) { 
 2518:                                 $showuser = '<label><input type="checkbox" name="replying_'.$type.'" value="'.$user.'" />';
 2519:                             } elsif ($type eq 'group_cc_broadcast') {
 2520:                                 $showuser = '<label><input type="checkbox" name="replying_groupcc" value="'.$user.'" />';
 2521:                             }
 2522:                         }
 2523:                         $showuser .= &Apache::loncommon::aboutmewrapper(
 2524:                                            &Apache::loncommon::plainname($uname,
 2525:                                            $udom),$uname,$udom);
 2526: 		        if ($context eq 'replying') {
 2527: 		            $showuser .='</label>';
 2528: 		        }
 2529: 		        $showuser .= '</span>';
 2530:                         if (ref($recips) eq 'HASH') {
 2531: 		            push(@{$recips->{$type}},$showuser);
 2532:                         }
 2533:                     }
 2534:                 }
 2535:             }
 2536:         }
 2537:     }
 2538:     return $tonum;
 2539: }
 2540: 
 2541: sub recipients_link {
 2542:     my ($r,$content,$recipients) = @_;
 2543:     my ($broadcast_link,$show);
 2544:     if ((ref($content) eq 'HASH') && (ref($recipients) eq 'HASH')) {
 2545:         if (ref($recipients->{'course_broadcast'}) eq 'ARRAY') {
 2546:             if (@{$recipients->{'course_broadcast'}} > 0) {
 2547:                 $show = 'course';
 2548:             }
 2549:         } elsif (ref($recipients->{'group_cc_broadcast'}) eq 'ARRAY') {
 2550:             if (@{$recipients->{'group_cc_broadcast'}} > 0) {
 2551:                 $show = 'group_cc';
 2552:             }
 2553:         } elsif (ref($recipients->{'group_bcc_broadcast'}) eq 'ARRAY') {
 2554:             if (@{$recipients->{'group_bcc_broadcast'}} > 0) {
 2555:                 $show = 'group_bcc';
 2556:             }
 2557:         }
 2558:         if ($show) {
 2559:             my ($nothing,$height,$width,$start_page,$end_page,$body);
 2560:             $nothing=&Apache::lonhtmlcommon::javascript_nothing();
 2561:             $height = 400;
 2562:             $width = 600;
 2563:             $start_page =
 2564:                 &Apache::loncommon::start_page('Broadcast List', undef,
 2565:                                                {only_body => 1,
 2566:                                                 js_ready  => 1,});
 2567:             $end_page = &Apache::loncommon::end_page({js_ready => 1,});
 2568:             $body = '<h3>'.&mt("Recipients of broadcast message").'</h3>'.
 2569:                     &Apache::loncommon::start_data_table();
 2570:             my $cell = 0;
 2571:             $body .= &Apache::loncommon::start_data_table_row();
 2572:             foreach my $item (@{$recipients->{$show.'_broadcast'}}) {
 2573:                 $item =~ s/'/\\'/g;
 2574:                 if (!($cell%2) && $cell > 0) {
 2575:                     $body .= &Apache::loncommon::end_data_table_row().
 2576:                              &Apache::loncommon::start_data_table_row();
 2577:                 }
 2578:                 $cell ++;
 2579:                 $body .= '<td>'.$cell.'&nbsp;'.$item.'&nbsp;&nbsp;</td>';
 2580:             }
 2581:             if ($cell%2) {
 2582:                 $body .= '<td>&nbsp;</td>';
 2583:             }
 2584:             $body .= &Apache::loncommon::end_data_table_row().
 2585:                      &Apache::loncommon::end_data_table();
 2586:             $body =~ s{</}{<\\/}g;
 2587:             $body =~ s{\n}{}g;
 2588:             $r->print(<<ENDJS);
 2589: <script type="text/javascript">
 2590: // <![CDATA[
 2591: function showBroadcastList() {
 2592:     var caller = this;
 2593:     var newWindow = null;
 2594:     try {
 2595:         newWindow =  window.open($nothing,"broadcast","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" );
 2596:     }
 2597:     catch(error) {
 2598:         writeWin(caller);
 2599:         return;
 2600:     }
 2601:     if (newWindow) {
 2602:         caller = newWindow;
 2603:     }
 2604:     writeWin(caller);
 2605:     return;
 2606: }
 2607: 
 2608: function writeWin(caller) {
 2609:     caller.document.writeln('$start_page $body $end_page');
 2610:     caller.document.close();
 2611:     caller.focus();
 2612: }
 2613: // ]]>
 2614: </script>
 2615: 
 2616: ENDJS
 2617:             $broadcast_link = 1;
 2618:         }
 2619:     }
 2620:     return $broadcast_link;
 2621: }
 2622: 
 2623: # =========================================================== Show the citation
 2624: 
 2625: sub displayresource {
 2626:     my %content=@_;
 2627: #
 2628: # If the recipient is in the same course that the message was sent from and
 2629: # has sufficient privileges, show "all details," else show citation
 2630: #
 2631:     if (($env{'request.course.id'} eq $content{'courseid'})
 2632:      && (&Apache::lonnet::allowed('vgr',$content{'courseid'}))) {
 2633:         my $symb;
 2634:         if (defined($content{'symb'})) {
 2635:             $symb = $content{'symb'};
 2636:         } else { 
 2637: 	    $symb=&Apache::lonnet::symbread($content{'baseurl'});
 2638:         }
 2639: # Could not get a symb, give up
 2640: 	unless ($symb) { return $content{'citation'}; }
 2641: # Have a symb, can render
 2642: 	return '<h2>'.&mt('Current attempts of student (if applicable)').'</h2>'.
 2643: 	    &Apache::loncommon::get_previous_attempt($symb,
 2644: 						     $content{'sendername'},
 2645: 						     $content{'senderdomain'},
 2646: 						     $content{'courseid'}).
 2647: 	    '<hr /><h2>'.&mt('Current screen output (if applicable)').'</h2>'.
 2648: 	    &Apache::loncommon::get_student_view($symb,
 2649: 						 $content{'sendername'},
 2650: 						 $content{'senderdomain'},
 2651: 						 $content{'courseid'}).
 2652: 	    '<h2>'.&mt('Correct Answer(s) (if applicable)').'</h2>'.
 2653: 	    &Apache::loncommon::get_student_answers($symb,
 2654: 						    $content{'sendername'},
 2655: 						    $content{'senderdomain'},
 2656: 						    $content{'courseid'});
 2657:     } elsif ($env{'user.adv'}) {
 2658: 	return $content{'citation'};
 2659:     }
 2660:     return '';
 2661: }
 2662: 
 2663: # ================================================================== The Header
 2664: 
 2665: sub header {
 2666:     my ($r,$title,$baseurl)=@_;
 2667:     my $extra = &Apache::loncommon::studentbrowser_javascript();
 2668:     if ($baseurl) {
 2669: 	$extra .= "<base href=\"".&Apache::lonnet::absolute_url()."/$baseurl\" />";
 2670:     }
 2671:     $r->print(&Apache::loncommon::start_page('Messages',
 2672:  					$extra));
 2673:     $r->print(&Apache::lonhtmlcommon::breadcrumbs
 2674:      		(($title?$title:'Send and display messages')));
 2675: }
 2676: 
 2677: # ---------------------------------------------------------------- Print header
 2678: 
 2679: sub printheader {
 2680:     my ($r,$url,$desc,$title,$baseurl)=@_;
 2681:     &Apache::lonhtmlcommon::add_breadcrumb
 2682: 	({href=>$url,
 2683: 	  text=>$desc});
 2684:     &header($r,$title,$baseurl);
 2685: }
 2686: 
 2687: # ------------------------------------------------------------ Store the comment
 2688: 
 2689: sub storecomment {
 2690:     my ($r)=@_;
 2691:     my $msgtxt=&Apache::lonfeedback::clear_out_html($env{'form.message'});
 2692:     my $cleanmsgtxt='';
 2693:     foreach my $line (split(/[\n\r]/,$msgtxt)) {
 2694: 	unless ($line=~/^\s*(\>|\&gt\;)/) {
 2695: 	    $cleanmsgtxt.=$line."\n";
 2696: 	}
 2697:     }
 2698:     my $key=&escape($env{'form.baseurl'}).'___'.time;
 2699:     &Apache::lonnet::put('nohist_stored_comments',{ $key => $cleanmsgtxt });
 2700: }
 2701: 
 2702: sub storedcommentlisting {
 2703:     my ($r)=@_;
 2704:     my %msgs=&Apache::lonnet::dump('nohist_stored_comments',undef,undef,
 2705:        '^'.&escape(&escape($env{'form.showcommentbaseurl'})));
 2706:     $r->print(&Apache::loncommon::start_page('Saved Comment Listing',undef,
 2707: 					     {'onlybody' => 1}));
 2708:     if ((keys(%msgs))[0]=~/^error\:/) {
 2709: 	$r->print(&mt('No saved comments yet.'));
 2710:     } else {
 2711: 	my $found=0;
 2712: 	foreach my $key (sort(keys(%msgs))) {
 2713: 	    $r->print("\n".$msgs{$key}."<hr />");
 2714: 	    $found=1;
 2715: 	}
 2716: 	unless ($found) {
 2717: 	    $r->print(&mt('No saved comments yet for this resource.'));
 2718: 	}
 2719:     }
 2720: }
 2721: 
 2722: # ---------------------------------------------------------------- Send an email
 2723: 
 2724: sub sendoffmail {
 2725:     my ($r,$folder)=@_;
 2726:     my $suffix=&Apache::lonmsg::foldersuffix($folder);
 2727:     my $sendstatus='';
 2728:     my %msg_status;
 2729:     my $numsent = 0;
 2730:     my $nosentstore = 1;
 2731:     my $attachmenturl;
 2732:     my $now = time;
 2733:     my ($cdom,$cnum,$group);
 2734:     if (exists($env{'form.group'})) {
 2735:         $group = $env{'form.group'};
 2736:     }
 2737:     if (exists($env{'request.course.id'})) {
 2738:         $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
 2739:         $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
 2740:     }
 2741:     if ($env{'form.send'}) {
 2742:         if (!$env{'form.multiforward'}) { 
 2743:             if ($group eq '') {
 2744: 	        &printheader($r,'','Messages being sent.');
 2745:             } else {
 2746:                 $r->print(&groupmail_header('sending',$group));
 2747:             }
 2748:         }
 2749: 	$r->rflush();
 2750: 	my %content=();
 2751: 	undef %content;
 2752: 	if ($env{'form.forwid'}) {
 2753: 	    my $msgid=$env{'form.forwid'};
 2754: 	    my %message=&Apache::lonnet::get('nohist_email'.$suffix,[$msgid]);
 2755: 	    %content=&Apache::lonmsg::unpackagemsg($message{$msgid},1,1);
 2756: 	    &statuschange($msgid,'forwarded',$folder);
 2757:             if ($content{'attachmenturl'} ne '') {
 2758:                 $attachmenturl = $content{'attachmenturl'};
 2759:             }
 2760: 	    $env{'form.message'} .= "\n\n-- Forwarded message --\n\n".
 2761: 		                    $content{'message'};
 2762: 	}
 2763: 	if ($env{'form.replyid'}) {
 2764: 	    my $msgid=$env{'form.replyid'};
 2765: 	    my %message=&Apache::lonnet::get('nohist_email'.$suffix,[$msgid]);
 2766: 	    %content=&Apache::lonmsg::unpackagemsg($message{$msgid},1);
 2767: 	    &statuschange($msgid,'replied',$folder);
 2768: 	}
 2769: 
 2770: 	my $mode = $env{'form.sendmode'};
 2771: 	my (%toaddr,$tos,$cc,$bcc,$broadcast);
 2772: 
 2773: 	if ($mode eq 'group') {
 2774:             if (defined($env{'form.courserecips'})) {
 2775:                 my $courseusers = $env{'form.courserecips'};
 2776:                 $courseusers =~ s/^_\&\&\&_//;
 2777:                 my @to = split('_&&&_',$courseusers);
 2778:                 foreach my $dest (@to) {
 2779:                     my ($user,$domain) = split(/:/, $dest);
 2780:                     if (($user ne '') && ($domain ne '')) {
 2781:                         my $rec = $user.":".$domain;
 2782:                         $toaddr{$rec} = '';
 2783:                         $broadcast->{$rec} = '';
 2784:                     }
 2785:                 }
 2786:             }
 2787: 	} elsif ($mode eq 'upload') {
 2788:             $nosentstore = 0;
 2789: 	    foreach my $line (split(/[\n\r\f]+/,$env{'form.upfile'})) {
 2790:                 my ($rec,$txt) = ($line =~ /^([^:]+:[^:]+):(.*)$/);
 2791: 		if ($txt) {
 2792:                     $rec =~ s/^\s+//;
 2793:                     $rec =~ s/\s+$//;
 2794: 		    $toaddr{$rec}.=$txt."\n";
 2795:                     $broadcast->{$rec} = '';
 2796: 		}
 2797: 	    }
 2798: 	} else {
 2799: 	    if (($env{'form.recuname'} ne '') && ($env{'form.recdomain'} ne '')) {
 2800: 		$toaddr{$env{'form.recuname'}.':'.$env{'form.recdomain'}}='';
 2801:                 $tos->{$env{'form.recuname'}.':'.$env{'form.recdomain'}}='';
 2802: 	    }
 2803: 	}
 2804:         if ($env{'form.additionalrec_to'}) {
 2805:             foreach my $rec (split(/\s*,\s*/,$env{'form.additionalrec_to'})) {
 2806:                 my ($auname,$audom)=split(/:/,$rec);
 2807:                 if (($auname ne "") && ($audom ne "")) {
 2808:                     $toaddr{$auname.':'.$audom}='';
 2809:                     $tos->{$auname.':'.$audom}='';
 2810:                 }
 2811:             }
 2812:         }
 2813:         if ($env{'form.replying_to'}) {
 2814:             my @toreplies =
 2815:                 &Apache::loncommon::get_env_multiple('form.replying_to');
 2816:             foreach my $rec (@toreplies) {
 2817:                 my ($auname,$audom)=split(/:/,$rec);
 2818:                 if (($auname ne "") && ($audom ne "")) {
 2819:                     $toaddr{$auname.':'.$audom}='';
 2820:                     $tos->{$auname.':'.$audom}='';
 2821:                 }
 2822:             }
 2823:         }
 2824: 	if ($env{'form.additionalrec_cc'}) {
 2825: 	    foreach my $rec (split(/\s*,\s*/,$env{'form.additionalrec_cc'})) {
 2826: 		my ($auname,$audom)=split(/:/,$rec);
 2827: 		if (($auname ne "") && ($audom ne "")) {
 2828:                     $toaddr{$auname.':'.$audom}='';
 2829:                     if (!defined($tos->{$auname.':'.$audom})) {
 2830: 		        $cc->{$auname.':'.$audom}='';
 2831:                     }
 2832: 		}
 2833: 	    }
 2834: 	}
 2835:         if ($env{'form.replying_cc'}) {
 2836:             my @ccreplies =
 2837:                 &Apache::loncommon::get_env_multiple('form.replying_cc');
 2838:             foreach my $rec (@ccreplies) {
 2839:                 my ($auname,$audom)=split(/:/,$rec);
 2840:                 if (($auname ne "") && ($audom ne "")) {
 2841:                     $toaddr{$auname.':'.$audom}='';
 2842:                     if (!defined($tos->{$auname.':'.$audom})) {
 2843:                         $cc->{$auname.':'.$audom}='';
 2844:                     }
 2845:                 }
 2846:             }
 2847:         }
 2848:         if ($env{'form.replying_groupcc'}) {
 2849:             my @groupreplies =
 2850:                 &Apache::loncommon::get_env_multiple('form.replying_groupcc');
 2851:             foreach my $rec (@groupreplies) {
 2852:                 my ($auname,$audom)=split(/:/,$rec);
 2853:                 if (($auname ne "") && ($audom ne "")) {
 2854:                     $toaddr{$auname.':'.$audom}='';
 2855:                     if (!defined($tos->{$auname.':'.$audom})) {
 2856:                         $broadcast->{$auname.':'.$audom}='';
 2857:                     }
 2858:                 }
 2859:             }
 2860:         }
 2861:         if ($env{'form.additionalrec_bcc'}) {
 2862:             foreach my $rec (split(/\s*,\s*/,$env{'form.additionalrec_bcc'})) {
 2863:                 my ($auname,$audom)=split(/:/,$rec);
 2864:                 if (($auname ne "") && ($audom ne "")) {
 2865:                     $toaddr{$auname.':'.$audom}='';
 2866:                     if ((!defined($tos->{$auname.':'.$audom})) && 
 2867:                         (!defined($cc->{$auname.':'.$audom}))) {
 2868:                         $bcc->{$auname.':'.$audom}='';
 2869:                     }
 2870:                 }
 2871:             }
 2872:         }
 2873:         my $savemsg;
 2874:         my $msgtype;
 2875:         my %sentmessage;
 2876:         my $msgsubj=&Apache::lonfeedback::clear_out_html($env{'form.subject'},
 2877: 							 undef,1);
 2878:         if ((($env{'form.critmsg'}) || ($env{'form.sendbck'})) &&
 2879:             (&Apache::lonnet::allowed('srm',$env{'request.course.id'})
 2880: 	     || &Apache::lonnet::allowed('srm',$env{'request.course.id'}.
 2881: 					 '/'.$env{'request.course.sec'})
 2882: 	     )) {
 2883:             $savemsg=&Apache::lonfeedback::clear_out_html($env{'form.message'},1);
 2884:             $msgtype = 'critical';
 2885:         } else {
 2886:             $savemsg=&Apache::lonfeedback::clear_out_html($env{'form.message'});
 2887:         }
 2888:         my %reciphash = (
 2889:                            to => $tos,
 2890:                            cc => $cc,
 2891:                            bcc => $bcc,
 2892:                         );
 2893:         if ($mode eq 'group') {
 2894:             if ($group eq '') {
 2895:                 $reciphash{'course_broadcast'} = $broadcast;
 2896:             } else {
 2897:                 if ($env{'form.groupmail'} eq 'cc') {
 2898:                     $reciphash{'group_cc_broadcast'} = $broadcast;
 2899:                 } else {
 2900:                     $reciphash{'group_bcc_broadcast'} = $broadcast;
 2901:                 }
 2902:             }
 2903:         }
 2904:         my ($recipid,$recipstatus) = 
 2905:             &Apache::lonmsg::store_recipients($msgsubj,$env{'user.name'},
 2906:                                        $env{'user.domain'},\%reciphash);
 2907:         if ($recipstatus ne 'ok') {
 2908:             &Apache::lonnet::logthis('Failed to store To, Bcc and Cc recipients for '.$env{'user.name'}.':'.$env{'user.domain'});
 2909:         }
 2910:         if ($env{'form.attachment'}) {
 2911:             if (length($env{'form.attachment'})<131072) {
 2912:                 $attachmenturl=&Apache::lonnet::userfileupload('attachment',undef,'feedback/'.$now);
 2913:             } else {
 2914:                 $r->print('<p><span class="LC_warning">'.&mt('Attachment not included - exceeded permitted length').'</span><br /></p>');
 2915:             }
 2916:         } elsif ($env{'form.multiforward'}) {
 2917:             if ($env{'form.attachmenturl'} ne '') {
 2918:                 $attachmenturl = $env{'form.attachmenturl'};
 2919:             }
 2920:         }
 2921:         my @recusers;
 2922:         my @recudoms;
 2923:         my %permresults;
 2924: 	foreach my $address (sort(keys(%toaddr))) {
 2925: 	    my ($recuname,$recdomain)=split(/\:/,$address);
 2926:             my $msgtxt = $savemsg;
 2927:             if ($toaddr{$address}) {
 2928: 	        $msgtxt.="\n".'<hr />'."\n".$toaddr{$address};
 2929:             }
 2930: 	    my @thismsg;
 2931: 	    if ($msgtype eq 'critical') {
 2932: 		$r->print(&mt('Sending critical message').' '.
 2933:                               $recuname.':'.$recdomain.': ');
 2934: 		@thismsg=
 2935: 		    &Apache::lonmsg::user_crit_msg($recuname,$recdomain,
 2936: 						   $msgsubj,$msgtxt,
 2937: 						   $env{'form.sendbck'},
 2938: 						   $env{'form.permanent'},
 2939: 						   \$sentmessage{$address},
 2940:                                                    $nosentstore,$recipid,
 2941:                                                    $attachmenturl,\%permresults);
 2942: 	    } else {
 2943: 		$r->print(&mt('Sending').' '.$recuname.':'.$recdomain.': ');
 2944: 		@thismsg=
 2945: 		    &Apache::lonmsg::user_normal_msg($recuname,$recdomain,
 2946: 						     $msgsubj,$msgtxt,
 2947: 						     $content{'citation'},
 2948: 						     undef,$attachmenturl,
 2949: 						     $env{'form.permanent'},
 2950: 						     \$sentmessage{$address},
 2951:                                                      undef,undef,undef,
 2952:                                                      $nosentstore,$recipid,
 2953:                                                      \%permresults);
 2954:             }
 2955: 	    $msg_status{$recuname.':'.$recdomain}=join(' ',@thismsg);
 2956: 	    if ($msg_status{$recuname.':'.$recdomain} =~ /(ok|con_delayed)/) {  
 2957: 	        $numsent++;
 2958:                 push(@recusers,$recuname);
 2959:                 push(@recudoms,$recdomain);
 2960:                 if ($1 eq 'ok') {
 2961:                     $r->print('ok ');
 2962:                 }
 2963:                 if ($permresults{$recuname.':'.$recdomain}) {
 2964:                     $r->print(' (email) ');
 2965:                 }
 2966: 	    }
 2967: 	    $sendstatus.=' '.join(' ',@thismsg);
 2968: 	}
 2969:         my $subj_prefix;
 2970:         if ($numsent > 0) {
 2971:             if (($env{'request.course.id'}) && 
 2972:                 (($mode eq 'group') ||
 2973:                  ($env{'form.courserecord'}) ||
 2974:                  ($msgtype eq 'critical')) ||
 2975:                 ($env{'form.replyid'} && 
 2976:                  (($content{'courseid'} ne '') && 
 2977:                   ($mode eq 'group')))) {
 2978:                 if ($msgtype eq 'critical') {
 2979:                     $subj_prefix = 'Critical.';
 2980:                 } elsif ($mode eq 'group') {
 2981:                     $subj_prefix = 'Broadcast.';
 2982:                 } else {
 2983:                     $subj_prefix = 'Archive';
 2984:                 }
 2985:                 my ($specialmsgid,$specialresult);
 2986:                 my $course_str;
 2987:                 if ($env{'form.replyid'}) {
 2988:                     if ($content{'courseid'} ne '') {
 2989:                         my %crsdesc = 
 2990:                             &Apache::lonnet::coursedescription($content{'courseid'},
 2991:                                                                {'one_time' => 1});
 2992:                         $course_str = &escape('['.$crsdesc{'num'}.':'.$crsdesc{'domain'}.']');
 2993:                     }
 2994:                 } elsif ($env{'request.course.id'}) {
 2995:                     $course_str = &escape('['.$cnum.':'.$cdom.']');
 2996:                 }
 2997:                 $specialresult = 
 2998:                     &Apache::lonmsg::user_normal_msg_raw($cnum,$cdom,
 2999:                         $subj_prefix.' '.$course_str,$savemsg,undef,undef,
 3000:                         $attachmenturl,undef,undef,\$specialmsgid,undef,undef,undef,
 3001:                         undef,undef,1);
 3002:                 $specialmsgid = &unescape($specialmsgid);
 3003:                 if ($specialresult eq 'ok') {
 3004:                     my ($stamp,$crssubj,$msgname,$msgdom,$msgcount,$context,$pid) =
 3005: 		        split(/\:/,&unescape($specialmsgid));
 3006: 
 3007:                     foreach my $recipient (sort(keys(%toaddr))) {
 3008:                         if ($msg_status{$recipient} =~ /\s*(ok|con_delayed)\s*/) {
 3009:                             my $usersubj = $subj_prefix.'['.$recipient.']';
 3010:                             my $usermsgid = 
 3011: 			        &Apache::lonmsg::buildmsgid($stamp,$usersubj,
 3012: 							    $msgname,$msgdom,
 3013: 							    $msgcount,$context,
 3014: 							    $pid);
 3015:                             &Apache::lonmsg::user_normal_msg_raw($cnum,$cdom,
 3016:                                 $subj_prefix.' ['.$recipient.']',$msgsubj,
 3017:                                 undef,undef,$attachmenturl,undef,$usermsgid,undef,
 3018:                                 undef,$specialmsgid,undef,undef,undef,1);
 3019:                         }
 3020:                     }
 3021:                     if (($mode ne 'upload') && (@recusers > 0)) {
 3022:                         &Apache::lonmsg::process_sent_mail($msgsubj,
 3023:                            $subj_prefix,$numsent,$stamp,$msgname,$msgdom,
 3024:                            $msgcount,$context,$pid,$savemsg,\@recusers,
 3025:                            \@recudoms,undef,$attachmenturl,'','','','',$recipid);
 3026:                     }
 3027:                 } else {
 3028:                     &Apache::lonnet::logthis('Failed to create record of critical, broadcast or archived message in '.$env{'course.'.$env{'request.course.id'}.'.num'}.' '&mt('at').' '.$env{'course.'.$env{'request.course.id'}.'.domain'}.' - no msgid generated');
 3029:                 }
 3030:             } else {
 3031:                 my $stamp = time;
 3032:                 my $msgcount = &Apache::lonmsg::get_uniq();
 3033:                 my $context = &Apache::lonmsg::get_course_context();
 3034:                 &Apache::lonmsg::process_sent_mail($msgsubj,$subj_prefix,
 3035:                        $numsent,$stamp,$env{'user.name'},
 3036:                        $env{'user.domain'},$msgcount,$context,
 3037:                        $$,$savemsg,\@recusers,\@recudoms,undef,$attachmenturl,
 3038:                        '','','','',$recipid);
 3039:             }
 3040:         }
 3041:         if (!$env{'form.multiforward'}) {
 3042:             if ($sendstatus=~/^(\s*(?:ok|con_delayed)\s*)*$/) {
 3043:                 my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Completed.'));
 3044:                 $message = &Apache::loncommon::confirmwrapper($message);
 3045:                 $r->print($message);
 3046: 	        if ($env{'form.displayedcrit'}) {
 3047: 	            &discrit($r);
 3048:                 }
 3049:                 if ($group ne '') {
 3050:                     $r->print(&groupmail_sent($group,$cdom,$cnum)); 
 3051: 	        } else {
 3052: 	            &Apache::loncommunicate::menu($r);
 3053: 	        }
 3054:             } else {
 3055:                 my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Could not deliver message'),1);
 3056:                 $message .= '<br />'.&mt('Please use the browser "Back" button and correct the recipient addresses ([_1]).',$sendstatus);
 3057:                 $message = &Apache::loncommon::confirmwrapper($message);
 3058:                 $r->print($message);
 3059:             }
 3060:         }
 3061:     } else {
 3062:         &printheader($r,'','Messages cancelled.');
 3063:         return 'cancelled';
 3064:     }
 3065:     return $sendstatus;
 3066: }
 3067: 
 3068: # ===================================================================== Handler
 3069: 
 3070: sub handler {
 3071:     my $r=shift;
 3072: 
 3073: # ----------------------------------------------------------- Set document type
 3074:     
 3075:     &Apache::loncommon::content_type($r,'text/html');
 3076:     $r->send_http_header;
 3077:     
 3078:     return OK if $r->header_only;
 3079:     
 3080: # --------------------------- Get query string for limited number of parameters
 3081:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
 3082:         ['display','replyto','forward','markread','markdel','markunread',
 3083:          'sendreply','compose','sendmail','critical','recname','recdom',
 3084:          'recordftf','sortedby','folder','startdis','interdis',
 3085: 	 'showcommentbaseurl','dismode','group','subject','text','ref',
 3086:          'msgstatus']);
 3087:     $sqs='&amp;sortedby='.$env{'form.sortedby'};
 3088: 
 3089: # ------------------------------------------------------ They checked for email
 3090:     &Apache::lonnet::put('email_status',{'recnewemail'=>0});
 3091: 
 3092: # ----------------------------------------------------------------- Breadcrumbs
 3093: 
 3094:     &Apache::lonhtmlcommon::clear_breadcrumbs();
 3095:     &Apache::lonhtmlcommon::add_breadcrumb
 3096:         ({href=>"/adm/communicate",
 3097:           text=>"Messages",
 3098:           faq=>12,bug=>'Communication Tools',});
 3099: 
 3100: # ------------------------------------------------------------------ Get Folder
 3101: 
 3102:     my $folder=$env{'form.folder'};
 3103:     unless ($folder) { 
 3104: 	$folder=''; 
 3105:     } else {
 3106: 	$sqs.='&amp;folder='.&escape($folder);
 3107:     }
 3108: # ------------------------------------------------------------ Get Display Mode
 3109: 
 3110:     my $dismode=$env{'form.dismode'};
 3111:     unless ($dismode) { 
 3112: 	$dismode=''; 
 3113:     } else {
 3114: 	$sqs.='&amp;dismode='.&escape($dismode);
 3115:     }
 3116: 
 3117: # --------------------------------------------------------------------- Display
 3118:     my $msgstatus = $env{'form.msgstatus'};
 3119:     $startdis=$env{'form.startdis'};
 3120:     if ($startdis ne '') {
 3121:         $startdis--;
 3122:     }
 3123:     unless ($startdis) { $startdis=0; }
 3124: 
 3125:     if ($env{'form.firstview'}) {
 3126: 	$startdis=0;
 3127:     }
 3128:     if ($env{'form.lastview'}) {
 3129: 	$startdis=-1;
 3130:     }
 3131:     if ($env{'form.prevview'}) {
 3132: 	$startdis--;
 3133:     }
 3134:     if ($env{'form.nextview'}) {
 3135: 	$startdis++;
 3136:     }
 3137:     my $postedstartdis=$startdis+1;
 3138:     $sqs.='&amp;startdis='.$postedstartdis;
 3139: 
 3140: # --------------------------------------------------------------- Render Output
 3141: 
 3142:     if ($env{'form.display'}) {
 3143: 	&displaymessage($r,$env{'form.display'},$folder,$msgstatus);
 3144:     } elsif ($env{'form.replyto'}) {
 3145: 	&compout($r,'',$env{'form.replyto'},undef,undef,$folder,$dismode);
 3146:     } elsif ($env{'form.confirm'}) {
 3147: 	&printheader($r,'','Confirmed Receipt');
 3148: 	my $replying = 0;
 3149: 	foreach my $envkey (keys(%env)) {
 3150: 	    if ($envkey=~/^form\.(rep)?rec\_(.*)$/) {
 3151:                 my $repchk = $1;
 3152:        		my $msgid = $2;
 3153: 		$r->print('<b>'.&mt('Confirming Receipt').':</b> ');
 3154: 		my $result = &Apache::lonmsg::user_crit_received($msgid);
 3155:                 if ($result =~ /trans:\s+ok/) {
 3156:                     &statuschange($msgid,'read');
 3157:                 }
 3158:                 $r->print($result.'<br />');
 3159:                 if ($repchk eq 'rep') {
 3160: 		    &compout($r,'','','',$msgid);
 3161: 		    $replying = 1;
 3162:                 }
 3163: 	    }
 3164: 	}
 3165: 	if (!$replying) {
 3166: 	    &discrit($r);
 3167: 	}
 3168:     } elsif ($env{'form.critical'}) {
 3169: 	&printheader($r,'','Displaying Critical Messages');
 3170: 	&discrit($r);
 3171:     } elsif ($env{'form.forward'}) {
 3172: 	&compout($r,$env{'form.forward'},undef,undef,undef,$folder);
 3173:     } elsif ($env{'form.markdel'}) {
 3174: 	&printheader($r,'','Deleted Message');
 3175: 	my ($result,$msg) = 
 3176: 	    &statuschange($env{'form.markdel'},'deleted',$folder);
 3177: 	if (!$result) {
 3178:             my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Failed to delete the message.'),1);
 3179:             $message .= '<p class="LC_error" style="font-size: inherit;">'.$msg.'</p>';
 3180:             $message = &Apache::loncommon::confirmwrapper($message);
 3181:             $r->print($message);
 3182: 	}
 3183: 	&Apache::loncommunicate::menu($r);
 3184: 	&disall($r,($folder?$folder:$dismode),$msgstatus);
 3185:     } elsif ($env{'form.markedaction'} eq 'markedforward') {
 3186:         my $total = 0;
 3187:         my @to_forward = &Apache::loncommon::get_env_multiple('form.delmark');
 3188:         foreach my $msgid (@to_forward) {
 3189:             &statuschange(&unescape($msgid),'forwarded',$folder);
 3190:             $total ++;
 3191:         }
 3192:         if ($total > 0) {
 3193:             &compout($r,undef,undef,undef,undef,$folder,$dismode,$total);
 3194:         }
 3195:     } elsif ($env{'form.markedaction'} eq 'markedread') {
 3196:         my $total = 0;
 3197:         my @to_markread = &Apache::loncommon::get_env_multiple('form.delmark');
 3198:         foreach my $msgid (@to_markread) {
 3199:             &statuschange(&unescape($msgid),'read',$folder);
 3200:             $total ++;
 3201:         }
 3202:         &printheader($r,'','Marked Messages Read');
 3203:         my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Marked [quant,_1,message] read',$total));
 3204:         $message = &Apache::loncommon::confirmwrapper($message);
 3205:         $r->print($message);
 3206:       # $r->print('<p>');
 3207:         &Apache::loncommunicate::menu($r);
 3208:         &disall($r,($folder?$folder:$dismode),$msgstatus);
 3209:     } elsif ($env{'form.markedaction'} eq 'markedunread') {
 3210:         my $total = 0;
 3211:         my @to_markunread = &Apache::loncommon::get_env_multiple('form.delmark');
 3212:         foreach my $msgid (@to_markunread) {
 3213:             &statuschange(&unescape($msgid),'new',$folder);
 3214:             $total ++;
 3215:         }
 3216:         &printheader($r,'','Marked Messages Unread');
 3217:         my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Marked [quant,_1,message] unread',$total));
 3218:         $message = &Apache::loncommon::confirmwrapper($message);
 3219:         $r->print($message);
 3220:       # $r->print('<p>');
 3221:         &Apache::loncommunicate::menu($r);
 3222:         &disall($r,($folder?$folder:$dismode),$msgstatus);
 3223:     } elsif ($env{'form.markedaction'} eq 'markedmove') {
 3224:         my $destfolder = $env{'form.movetofolder'};
 3225:         my %gotfolders = &Apache::lonmsg::get_user_folders();
 3226:         &printheader($r,'','Moved Messages');
 3227:         if (!defined($gotfolders{$destfolder})) {
 3228:             $r->print(&mt('Destination folder [_1] is not a valid folder',
 3229:                           '<span class="LC_filename">'.$destfolder.'</span>'));
 3230:         } else {
 3231: 	    my ($total,$failed,@failed_msg)=(0,0);
 3232:             my @to_move = &Apache::loncommon::get_env_multiple('form.delmark');
 3233:             foreach my $msgid (@to_move) {
 3234: 	        my ($result,$msg) = &movemsg(&unescape($msgid),$folder,
 3235: 			                     $env{'form.movetofolder'});
 3236: 	        if ($result) {
 3237: 		    $total++;
 3238: 	        } else {
 3239: 		    $failed++;
 3240: 		    push(@failed_msg,$msg);
 3241: 	        }
 3242: 	    }
 3243:             my $message = '';
 3244:             if ($failed) {
 3245:                 $message .= &Apache::lonhtmlcommon::confirm_success(&mt('Failed to move [quant,_1,message]',$failed),1);
 3246:                 $message .= '<p class="LC_error" style="font-size: inherit;">'.
 3247: 		            join("</p>\n<p class=\"LC_error\" style=\"font-size: inherit;\">",@failed_msg).
 3248: 		            "</p>\n";
 3249:             }
 3250:             $message .= &Apache::lonhtmlcommon::confirm_success(&mt('Moved [quant,_1,message]',$total));
 3251:             $message = &Apache::loncommon::confirmwrapper($message);
 3252:             $r->print($message);
 3253:           # $r->print('<p>');
 3254:         }
 3255: 	&Apache::loncommunicate::menu($r);
 3256: 	&disall($r,($folder?$folder:$dismode),$msgstatus);
 3257:     } elsif ($env{'form.markedaction'} eq 'markeddel') {
 3258: 	my ($total,$failed,@failed_msg)=(0,0);
 3259:         my @to_delete = &Apache::loncommon::get_env_multiple('form.delmark');
 3260:         foreach my $msgid (@to_delete) {
 3261: 	    my ($result,$msg) = &statuschange(&unescape($msgid),'deleted', 
 3262: 				              $folder);
 3263: 	    if ($result) {
 3264: 	        $total++;
 3265: 	    } else {
 3266: 	        $failed++;
 3267: 		push(@failed_msg,$msg);
 3268: 	    }
 3269: 	}
 3270: 	&printheader($r,'','Deleted Messages');
 3271:         my $message = '';
 3272: 	if ($failed) {
 3273:             $message .= &Apache::lonhtmlcommon::confirm_success(&mt('Failed to delete [quant,_1,message]',$failed),1);
 3274:             $message .= '<p class="LC_error" style="font-size: inherit;">'.
 3275: 		      join("</p>\n<p class=\"LC_error\" style=\"font-size: inherit;\">",@failed_msg).
 3276: 		      "</p>\n";
 3277: 	}
 3278:         $message .= &Apache::lonhtmlcommon::confirm_success(&mt('Deleted [quant,_1,message]',$total));
 3279:         $message = &Apache::loncommon::confirmwrapper($message);
 3280:         $r->print($message);
 3281:       # $r->print('<p>');
 3282: 	&Apache::loncommunicate::menu($r);
 3283: 	&disall($r,($folder?$folder:$dismode),$msgstatus);
 3284:     } elsif ($env{'form.markunread'}) {
 3285: 	&printheader($r,'','Marked Message as Unread');
 3286: 	&statuschange($env{'form.markunread'},'new');
 3287: 	&Apache::loncommunicate::menu($r);
 3288: 	&disall($r,($folder?$folder:$dismode),$msgstatus);
 3289:     } elsif ($env{'form.compose'}) {
 3290: 	&compout($r,'','',$env{'form.compose'});
 3291:     } elsif ($env{'form.recordftf'}) {
 3292: 	&facetoface($r,$env{'form.recordftf'});
 3293:     } elsif ($env{'form.sendmail'}) {
 3294:         if ($env{'form.multiforward'}) {
 3295:             &printheader($r,'','Messages being sent.');
 3296:             my $fixed_subj = $env{'form.subject'};
 3297:             my $suffix=&Apache::lonmsg::foldersuffix($folder);
 3298:             my (%sendresult,%forwardok,%forwardfail,$fwdcount);
 3299:             my @to_forward = &Apache::loncommon::get_env_multiple('form.delmark');
 3300:             foreach my $item (@to_forward) {
 3301:                 my $msgid=&unescape($item);
 3302:                 my %message=&Apache::lonnet::get('nohist_email'.$suffix,[$msgid]);
 3303:                 my %content=&Apache::lonmsg::unpackagemsg($message{$msgid},1,1);
 3304:                 if ($env{'form.showorigsubj'}) {
 3305:                     $env{'form.subject'} = $fixed_subj.$content{'subject'};
 3306:                 } else {
 3307:                     $env{'form.subject'} = '';
 3308:                 }
 3309:                 my $uname = $content{'sendername'};
 3310:                 my $udom = $content{'senderdomain'};
 3311:                 &statuschange($msgid,'forwarded',$folder);
 3312:                 if ($env{'form.showorigsender'}) {
 3313:                     $env{'form.message'} = $env{'form.msgheader'}.' '.
 3314:                         &Apache::loncommon::plainname($uname,$udom).' ('.
 3315:                                            $uname.':'.$udom.')';
 3316:                 }
 3317:                 $env{'form.message'}.="\n\n-- Forwarded message --\n\n".
 3318:                                       $content{'message'};
 3319:                 $env{'form.attachmenturl'} = $content{'attachmenturl'};
 3320:                 $env{'form.multiforwid'} = $item;
 3321:                 $fwdcount ++;
 3322:                 $r->print($fwdcount.': '); 
 3323:                 $sendresult{$msgid} = &sendoffmail($r,$folder);
 3324:                 $r->print('<br />');
 3325:             }
 3326:             foreach my $key (keys(%sendresult)) {
 3327:                 if ($sendresult{$key} =~/^(\s*(?:ok|con_delayed)\s*)*$/) {
 3328:                     $forwardok{$key} = $sendresult{$key};
 3329:                 } else {
 3330:                     $forwardfail{$key} = $sendresult{$key}; 
 3331:                 }
 3332:             }
 3333:             if (keys(%forwardok) > 0) {
 3334:                 my $count = keys(%forwardok);
 3335:                 my $message = &Apache::lonhtmlcommon::confirm_success(&mt('[quant,_1,message] forwarded.',$count));
 3336:                 $message = &Apache::loncommon::confirmwrapper($message);
 3337:                 $r->print($message);
 3338:             }
 3339:             if (keys(%forwardfail) > 0) {
 3340:                 my $count = keys(%forwardfail);
 3341:                 my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Could not forward [quant,_1,message].',$count),1);
 3342:                 foreach my $key (keys(%forwardfail)) {
 3343:                     $message .= '<br />'.&mt('Could not deliver forwarded message.').'</span> '.
 3344:                                 &mt('The recipient addresses may need to be corrected').' ('.$forwardfail{$key}.')';
 3345:                 }
 3346:                 $message = &Apache::loncommon::confirmwrapper($message);
 3347:                 $r->print($message);
 3348:             }
 3349:             &Apache::loncommunicate::menu($r);
 3350:         } else {
 3351: 	    &sendoffmail($r,$folder);
 3352:         }
 3353: 	if ($env{'form.storebasecomment'}) {
 3354: 	    &storecomment($r);
 3355:         }
 3356: 	if (($env{'form.rsspost'}) && ($env{'request.course.id'})) {
 3357: 	        &Apache::lonrss::addentry($env{'course.'.$env{'request.course.id'}.'.num'},
 3358: 				      $env{'course.'.$env{'request.course.id'}.'.domain'},
 3359: 				      'Course_Announcements',
 3360: 				      $env{'form.subject'},
 3361: 				      $env{'form.message'},'/adm/communicate','public');
 3362: 	}
 3363: 	if ((!exists($env{'form.group'})) && (!$env{'form.displayedcrit'})) {
 3364: 	    &disall($r,($folder?$folder:$dismode),$msgstatus);
 3365: 	}
 3366:     } elsif ($env{'form.newfolder'}) {
 3367: 	&printheader($r,'','New Folder');
 3368:         my $showfolder = $env{'form.newfolder'};
 3369: 	my ($makeresult,$warning) = &makefolder($env{'form.newfolder'});
 3370:         if ($makeresult eq 'ok') {
 3371:             my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Folder "[_1]" created.',$showfolder));
 3372:             $message = &Apache::loncommon::confirmwrapper($message);
 3373:             $r->print($message);
 3374:         } else {
 3375:             my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Creation failed.').' '.$makeresult.'<br />'.$warning,1);
 3376:             $message = &Apache::loncommon::confirmwrapper($message);
 3377:             $r->print($message);
 3378:             $showfolder = $folder;
 3379:         }
 3380:         &Apache::loncommunicate::menu($r);
 3381: 	&disall($r,$showfolder,$msgstatus);
 3382:     } elsif ($env{'form.showcommentbaseurl'}) {
 3383: 	&storedcommentlisting($r);
 3384:     } elsif ($env{'form.folderaction'} eq 'delete') {
 3385:         &printheader($r,'','Deleted Folder');
 3386:         my $showfolder = '';
 3387:         my $delresult = &deletefolder($folder);
 3388:         if ($delresult eq 'ok') {
 3389:             my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Folder "[_1]" deleted.',$folder));
 3390:             $message = &Apache::loncommon::confirmwrapper($message);
 3391:             $r->print($message);
 3392:             $env{'form.folder'} = '';
 3393:         } else {
 3394:             my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Deletion failed.').' '.$delresult,1);
 3395:             $message = &Apache::loncommon::confirmwrapper($message);
 3396:             $r->print($message);
 3397:             $showfolder = $folder;
 3398:         }
 3399:         &Apache::loncommunicate::menu($r);
 3400:         &disall($r,$showfolder,$msgstatus);
 3401:     } elsif ($env{'form.folderaction'} eq 'rename') {
 3402:         &printheader($r,'','Renamed Folder');
 3403:         my $showfolder = $env{'form.renamed'};
 3404:         my $renresult = &renamefolder($folder);
 3405:         if ($renresult eq 'ok') {
 3406:             my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Folder "[_1]" renamed to "[_2]".',$folder,$showfolder));
 3407:             $message = &Apache::loncommon::confirmwrapper($message);
 3408:             $r->print($message);
 3409:         } else {
 3410:             my $message = &Apache::lonhtmlcommon::confirm_success(&mt('Renaming failed.').' '.$renresult,1);
 3411:             $message = &Apache::loncommon::confirmwrapper($message);
 3412:             $r->print($message);
 3413:             $showfolder = $folder;
 3414:         }
 3415:         &Apache::loncommunicate::menu($r);
 3416:         &disall($r,$showfolder,$msgstatus);
 3417:     } else {
 3418: 	&printheader($r,'','Display All Messages');
 3419: 	&Apache::loncommunicate::menu($r);
 3420: 	&disall($r,($folder?$folder:$dismode),$msgstatus);
 3421:     }
 3422:     $r->print(&Apache::loncommon::end_page());
 3423:     return OK;
 3424: }
 3425: # ================================================= Main program, reset counter
 3426: 
 3427: =pod
 3428: 
 3429: =cut
 3430: 
 3431: 1; 
 3432: 
 3433: __END__
 3434: 

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