1: # The LearningOnline Network with CAPA
2: # Routines for messaging
3: #
4: # $Id: lonmsg.pm,v 1.28 2002/02/16 19:59:10 harris41 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: # (Routines to control the menu
30: #
31: # (TeX Conversion Module
32: #
33: # 05/29/00,05/30 Gerd Kortemeyer)
34: #
35: # 10/05 Gerd Kortemeyer)
36: #
37: # 10/19,10/20,10/30,
38: # 02/06/01 Gerd Kortemeyer
39: # 07/27 Guy Albertelli
40: # 07/27,07/28,07/30,08/03,08/06,08/08,08/09,08/10,8/13,8/15,
41: # 10/1,11/5 Gerd Kortemeyer
42: # YEAR=2002
43: # 1/1 Gerd Kortemeyer
44: #
45: package Apache::lonmsg;
46:
47: use strict;
48: use Apache::lonnet();
49: use vars qw($msgcount);
50: use HTML::TokeParser;
51: use Apache::Constants qw(:common);
52:
53: # ===================================================================== Package
54:
55: sub packagemsg {
56: my ($subject,$message,$citation)=@_;
57: $message=~s/\</\<\;/g;
58: $message=~s/\>/\>\;/g;
59: $citation=~s/\</\<\;/g;
60: $citation=~s/\>/\>\;/g;
61: $subject=~s/\</\<\;/g;
62: $subject=~s/\>/\>\;/g;
63: my $now=time;
64: $msgcount++;
65: my $partsubj=$subject;
66: $partsubj=&Apache::lonnet::escape($partsubj);
67: my $msgid=&Apache::lonnet::escape(
68: $now.':'.$partsubj.':'.$ENV{'user.name'}.':'.
69: $ENV{'user.domain'}.':'.$msgcount.':'.$$);
70: return $msgid,
71: '<sendername>'.$ENV{'user.name'}.'</sendername>'.
72: '<senderdomain>'.$ENV{'user.domain'}.'</senderdomain>'.
73: '<subject>'.$subject.'</subject>'.
74: '<time>'.localtime($now).'</time>'.
75: '<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
76: '<host>'.$ENV{'HTTP_HOST'}.'</host>'.
77: '<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
78: '<browsertype>'.$ENV{'browser.type'}.'</browsertype>'.
79: '<browseros>'.$ENV{'browser.os'}.'</browseros>'.
80: '<browserversion>'.$ENV{'browser.version'}.'</browserversion>'.
81: '<browsermathml>'.$ENV{'browser.mathml'}.'</browsermathml>'.
82: '<browserraw>'.$ENV{'HTTP_USER_AGENT'}.'</browserraw>'.
83: '<courseid>'.$ENV{'request.course.id'}.'</courseid>'.
84: '<role>'.$ENV{'request.role'}.'</role>'.
85: '<resource>'.$ENV{'request.filename'}.'</resource>'.
86: '<msgid>'.$msgid.'</msgid>'.
87: '<message>'.$message.'</message>'.
88: '<citation>'.$citation.'</citation>';
89: }
90:
91: # ================================================== Unpack message into a hash
92:
93: sub unpackagemsg {
94: my $message=shift;
95: my %content=();
96: my $parser=HTML::TokeParser->new(\$message);
97: my $token;
98: while ($token=$parser->get_token) {
99: if ($token->[0] eq 'S') {
100: my $entry=$token->[1];
101: my $value=$parser->get_text('/'.$entry);
102: $content{$entry}=$value;
103: }
104: }
105: return %content;
106: }
107:
108: # ======================================================= Get info out of msgid
109:
110: sub unpackmsgid {
111: my $msgid=&Apache::lonnet::unescape(shift);
112: my ($sendtime,$shortsubj,$fromname,$fromdomain)=split(/\:/,
113: &Apache::lonnet::unescape($msgid));
114: my %status=&Apache::lonnet::get('email_status',[$msgid]);
115: if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
116: unless ($status{$msgid}) { $status{$msgid}='new'; }
117: return ($sendtime,$shortsubj,$fromname,$fromdomain,$status{$msgid});
118: }
119:
120: # =============================== Automated message to the author of a resource
121:
122: sub author_res_msg {
123: my ($filename,$message)=@_;
124: unless ($message) { return 'empty'; }
125: $filename=&Apache::lonnet::declutter($filename);
126: my ($domain,$author,@dummy)=split(/\//,$filename);
127: my $homeserver=&Apache::lonnet::homeserver($author,$domain);
128: if ($homeserver ne 'no_host') {
129: my $id=unpack("%32C*",$message);
130: my $msgid;
131: ($msgid,$message)=&packagemsg($filename,$message);
132: return &Apache::lonnet::reply('put:'.$domain.':'.$author.
133: ':nohist_res_msgs:'.
134: &Apache::lonnet::escape($filename.'_'.$id).'='.
135: &Apache::lonnet::escape($message),$homeserver);
136: }
137: return 'no_host';
138: }
139:
140: # ================================================== Critical message to a user
141:
142: sub user_crit_msg {
143: my ($user,$domain,$subject,$message,$sendback)=@_;
144: # Check if allowed missing
145: my $status='';
146: my $msgid='undefined';
147: unless (($message)&&($user)&&($domain)) { $status='empty'; };
148: my $homeserver=&Apache::lonnet::homeserver($user,$domain);
149: if ($homeserver ne 'no_host') {
150: ($msgid,$message)=&packagemsg($subject,$message);
151: if ($sendback) { $message.='<sendback>true</sendback>'; }
152: $status=&Apache::lonnet::critical(
153: 'put:'.$domain.':'.$user.':critical:'.
154: &Apache::lonnet::escape($msgid).'='.
155: &Apache::lonnet::escape($message),$homeserver);
156: } else {
157: $status='no_host';
158: }
159: &Apache::lonnet::logthis(
160: 'Sending critical email '.$msgid.
161: ', log status: '.
162: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
163: $ENV{'user.home'},
164: 'Sending critical '.$msgid.' to '.$user.' at '.$domain.' with status: '
165: .$status));
166: return $status;
167: }
168:
169: # =================================================== Critical message received
170:
171: sub user_crit_received {
172: my $msgid=shift;
173: my %message=&Apache::lonnet::get('critical',[$msgid]);
174: my %contents=&unpackagemsg($message{$msgid});
175: my $status='rec: '.($contents{'sendback'}?
176: &user_normal_msg($contents{'sendername'},$contents{'senderdomain'},
177: 'Receipt: '.$ENV{'user.name'}.' at '.$ENV{'user.domain'},
178: 'User '.$ENV{'user.name'}.' at '.$ENV{'user.domain'}.
179: ' acknowledged receipt of message "'.
180: $contents{'subject'}.'" dated '.$contents{'time'}.".\n\n"
181: .'Message ID: '.$contents{'msgid'}):'no msg req');
182: $status.=' trans: '.
183: &Apache::lonnet::put(
184: 'nohist_email',{$contents{'msgid'} => $message{$msgid}});
185: $status.=' del: '.
186: &Apache::lonnet::del('critical',[$contents{'msgid'}]);
187: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
188: $ENV{'user.home'},'Received critical message '.
189: $contents{'msgid'}.
190: ', '.$status);
191: return $status;
192: }
193:
194: # ======================================================== Normal communication
195:
196: sub user_normal_msg {
197: my ($user,$domain,$subject,$message,$citation)=@_;
198: # Check if allowed missing
199: my $status='';
200: my $msgid='undefined';
201: unless (($message)&&($user)&&($domain)) { $status='empty'; };
202: my $homeserver=&Apache::lonnet::homeserver($user,$domain);
203: if ($homeserver ne 'no_host') {
204: ($msgid,$message)=&packagemsg($subject,$message,$citation);
205: $status=&Apache::lonnet::critical(
206: 'put:'.$domain.':'.$user.':nohist_email:'.
207: &Apache::lonnet::escape($msgid).'='.
208: &Apache::lonnet::escape($message),$homeserver);
209: } else {
210: $status='no_host';
211: }
212: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
213: $ENV{'user.home'},
214: 'Sending '.$msgid.' to '.$user.' at '.$domain.' with status: '.$status);
215: return $status;
216: }
217:
218: # =============================================================== Status Change
219:
220: sub statuschange {
221: my ($msgid,$newstatus)=@_;
222: my %status=&Apache::lonnet::get('email_status',[$msgid]);
223: if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
224: unless ($status{$msgid}) { $status{$msgid}='new'; }
225: unless (($status{$msgid} eq 'replied') ||
226: ($status{$msgid} eq 'forwarded')) {
227: &Apache::lonnet::put('email_status',{$msgid => $newstatus});
228: }
229: if (($newstatus eq 'deleted') || ($newstatus eq 'new')) {
230: &Apache::lonnet::put('email_status',{$msgid => $newstatus});
231: }
232: }
233:
234: # ======================================================= Display a course list
235:
236: sub discourse {
237: my $r=shift;
238: my %courselist=&Apache::lonnet::dump(
239: 'classlist',
240: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
241: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
242: my $now=time;
243: $r->print(<<ENDDISHEADER);
244: <input type=hidden name=sendmode value=group>
245: <script>
246: function checkall() {
247: for (i=0; i<document.forms.compemail.elements.length; i++) {
248: if
249: (document.forms.compemail.elements[i].name.indexOf('send_to_')==0) {
250: document.forms.compemail.elements[i].checked=true;
251: }
252: }
253: }
254:
255: function checksec() {
256: for (i=0; i<document.forms.compemail.elements.length; i++) {
257: if
258: (document.forms.compemail.elements[i].name.indexOf
259: ('send_to_&&&'+document.forms.compemail.chksec.value)==0) {
260: document.forms.compemail.elements[i].checked=true;
261: }
262: }
263: }
264:
265: function uncheckall() {
266: for (i=0; i<document.forms.compemail.elements.length; i++) {
267: if
268: (document.forms.compemail.elements[i].name.indexOf('send_to_')==0) {
269: document.forms.compemail.elements[i].checked=false;
270: }
271: }
272: }
273: </script>
274: <input type=button onClick="checkall()" value="Check for All">
275: <input type=button onClick="checksec()" value="Check for Section/Group">
276: <input type=text size=5 name=chksec>
277: <input type=button onClick="uncheckall()" value="Check for None">
278: <p>
279: ENDDISHEADER
280: foreach (sort keys %courselist) {
281: my ($end,$start)=split(/\:/,$courselist{$_});
282: my $active=1;
283: if (($end) && ($now>$end)) { $active=0; }
284: if ($active) {
285: my ($sname,$sdom)=split(/\:/,$_);
286: my %reply=&Apache::lonnet::get('environment',
287: ['firstname','middlename','lastname','generation'],
288: $sdom,$sname);
289: my $section=&Apache::lonnet::usection
290: ($sdom,$sname,$ENV{'request.course.id'});
291: $r->print(
292: '<br><input type=checkbox name="send_to_&&&'.$section.'&&&_'.$_.'"> '.
293: $reply{'firstname'}.' '.
294: $reply{'middlename'}.' '.
295: $reply{'lastname'}.' '.
296: $reply{'generation'}.
297: ' ('.$_.') '.$section);
298: }
299: }
300: }
301:
302: # ==================================================== Display Critical Message
303:
304: sub discrit {
305: my $r=shift;
306: $r->print('<h1><font color=red>Critical Messages</font></h1>'.
307: '<form action=/adm/email method=post>'.
308: '<input type=hidden name=confirm value=true>');
309: my %what=&Apache::lonnet::dump('critical');
310: foreach (sort keys %what) {
311: my %content=&unpackagemsg($what{$_});
312: $content{'message'}=~s/\n/\<br\>/g;
313: $r->print('<hr>From: <b>'.$content{'sendername'}.'@'.
314: $content{'senderdomain'}.'</b> ('.$content{'time'}.
315: ')<br><blockquote>'.$content{'message'}.'</blockquote>'.
316: '<input type=submit name="rec_'.$_.'" value="Confirm Receipt">'.
317: '<input type=submit name="reprec_'.$_.'" value="Confirm Receipt and Reply">');
318: }
319: $r->print(
320: '<input type=hidden name="displayedcrit" value="true"></form>');
321: }
322:
323: # =============================================================== Compose reply
324:
325: sub comprep {
326: my ($r,$msgid)=@_;
327: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
328: my %content=&unpackagemsg($message{$msgid});
329: my $quotemsg='> '.$content{'message'};
330: $quotemsg=~s/\r/\n/g;
331: $quotemsg=~s/\f/\n/g;
332: $quotemsg=~s/\n+/\n\> /g;
333: my $subject='Re: '.$content{'subject'};
334: my $dispcrit='';
335: if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
336: $dispcrit=
337: '<input type=checkbox name=critmsg> Send as critical message<br>'.
338: '<input type=checkbox name=sendbck> Send as critical message'.
339: ' and return receipt<p>';
340: }
341: $r->print(<<"ENDREPLY");
342: <form action="/adm/email" method=post>
343: <input type=hidden name=sendreply value="$msgid">
344: Subject: <input type=text size=50 name=subject value="$subject"><p>
345: <textarea name=message cols=64 rows=10 wrap=hard>
346: $quotemsg
347: </textarea><p>
348: $dispcrit
349: <input type=submit value="Send Reply">
350: </form>
351: ENDREPLY
352: }
353:
354: # ======================================================== Display all messages
355:
356: sub disall {
357: my $r=shift;
358: $r->print(
359: '<h1>Display All Messages</h1><form method=post action="/adm/email">'.
360: '<table border=2><tr><th colspan=2> </th><th>Date</th>'.
361: '<th>Username</th><th>Domain</th><th>Subject</th><th>Status</th></tr>');
362: foreach (sort split(/\&/,&Apache::lonnet::reply('keys:'.
363: $ENV{'user.domain'}.':'.
364: $ENV{'user.name'}.':nohist_email',
365: $ENV{'user.home'}))) {
366: my ($sendtime,$shortsubj,$fromname,$fromdomain,$status)=
367: &Apache::lonmsg::unpackmsgid($_);
368: unless ($status eq 'deleted') {
369: if ($status eq 'new') {
370: $r->print('<tr bgcolor="#FFBB77">');
371: } elsif ($status eq 'read') {
372: $r->print('<tr bgcolor="#BBBB77">');
373: } elsif ($status eq 'replied') {
374: $r->print('<tr bgcolor="#AAAA88">');
375: } else {
376: $r->print('<tr bgcolor="#99BBBB">');
377: }
378: $r->print('<td><a href="/adm/email?display='.$_.
379: '">Open</a></td><td><a href="/adm/email?markdel='.$_.
380: '">Delete</a><input type=checkbox name="delmark_'.$_.'"></td>'.
381: '<td>'.localtime($sendtime).'</td><td>'.
382: $fromname.'</td><td>'.$fromdomain.'</td><td>'.
383: &Apache::lonnet::unescape($shortsubj).'</td><td>'.
384: $status.'</td></tr>');
385: }
386: }
387: $r->print('</table><p>'.
388: '<input type=submit name="markeddel" value="Delete Checked">'.
389: '</form></body></html>');
390: }
391:
392: # ============================================================== Compose output
393:
394: sub compout {
395: my ($r,$forwarding,$broadcast)=@_;
396: my $dispcrit='';
397: my $dissub='';
398: my $dismsg='';
399: my $func='Send New';
400: if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
401: $dispcrit=
402: '<input type=checkbox name=critmsg> Send as critical message<br>'.
403: '<input type=checkbox name=sendbck> Send as critical message'.
404: ' and return receipt<p>';
405: }
406: if ($forwarding) {
407: $dispcrit.='<input type=hidden name=forwid value="'.
408: $forwarding.'">';
409: $func='Forward';
410: my %message=&Apache::lonnet::get('nohist_email',[$forwarding]);
411: my %content=&unpackagemsg($message{$forwarding});
412:
413: $dissub='Forwarding: '.$content{'subject'};
414: $dismsg='Forwarded message from '.
415: $content{'sendername'}.' at '.$content{'senderdomain'};
416: }
417: my $defdom=$ENV{'user.domain'};
418: $r->print(
419: '<form action="/adm/email" name="compemail" method=post'.
420: ' enctype="multipart/form-data">'.
421: '<input type=hidden name=sendmail value=on><table>');
422: unless (($broadcast eq 'group') || ($broadcast eq 'upload')) {
423: $r->print(<<"ENDREC");
424: <table>
425: <tr><td>Username:</td><td><input type=text size=12 name=recuname></td></tr>
426: <tr><td>Domain:</td>
427: <td><input type=text size=12 name=recdomain value="$defdom"></td></tr>
428: ENDREC
429: }
430: unless ($broadcast eq 'upload') {
431: $r->print(<<"ENDCOMP");
432: <tr><td>Additional Recipients<br><tt>username\@domain,username\@domain, ...
433: </tt></td><td>
434: <input type=text size=50 name=additionalrec></td></tr>
435: <tr><td>Subject:</td><td><input type=text size=50 name=subject value="$dissub">
436: </td></tr></table>
437: <textarea name=message cols=60 rows=10 wrap=hard>$dismsg
438: </textarea><p>
439: $dispcrit
440: <input type=submit value="$func Mail">
441: ENDCOMP
442: }
443: if ($broadcast eq 'upload') {
444: $r->print(<<ENDUPLOAD);
445: <input type=hidden name=sendmode value=upload>
446: <h3>Generate messages from a file</h3>
447: Subject: <input type=text size=50 name=subject>
448: <pre>
449: username1\@domain1: text
450: username2\@domain2: text
451: username1\@domain1: text
452: </pre>
453: The messages will be assembled from all lines with the respective
454: <tt>username\@domain</tt>, and appended to the general message text.<p>
455: <input type=file name=upfile size=20><p>
456: General message text:<p>
457: <textarea name=message cols=60 rows=10 wrap=hard>$dismsg
458: </textarea><p>
459: $dispcrit
460: <input type=submit value="Upload and send">
461: ENDUPLOAD
462: }
463: if ($broadcast eq 'group') {
464: &discourse;
465: }
466: $r->print('</form>');
467: }
468:
469: # ===================================================================== Handler
470:
471: sub handler {
472: my $r=shift;
473:
474: # ----------------------------------------------------------- Set document type
475:
476: $r->content_type('text/html');
477: $r->send_http_header;
478:
479: return OK if $r->header_only;
480:
481: # --------------------------- Get query string for limited number of parameters
482:
483: foreach (split(/&/,$ENV{'QUERY_STRING'})) {
484: my ($name, $value) = split(/=/,$_);
485: $value =~ tr/+/ /;
486: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
487: if (($name eq 'display') || ($name eq 'replyto') ||
488: ($name eq 'forward') || ($name eq 'markread') ||
489: ($name eq 'markdel') || ($name eq 'markunread') ||
490: ($name eq 'sendreply') || ($name eq 'compose') ||
491: ($name eq 'sendmail') || ($name eq 'critical')) {
492: unless ($ENV{'form.'.$name}) {
493: $ENV{'form.'.$name}=$value;
494: }
495: }
496: }
497:
498: # --------------------------------------------------------------- Render Output
499:
500: $r->print('<html><head><title>EMail and Messaging</title></head>');
501: $r->print(
502: '<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>');
503: $r->print('<h1>EMail</h1>');
504: if ($ENV{'form.display'}) {
505: my $msgid=$ENV{'form.display'};
506: &statuschange($msgid,'read');
507: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
508: my %content=&unpackagemsg($message{$msgid});
509: $r->print('<b>Subject:</b> '.$content{'subject'}.
510: '<br><b>From:</b> '.$content{'sendername'}.' at '.
511: $content{'senderdomain'}.
512: '<br><b>Time:</b> '.$content{'time'}.'<p>'.
513: '<table border=2><tr bgcolor="#FFFFAA"><td>Functions:</td>'.
514: '<td><a href="/adm/email?replyto='.&Apache::lonnet::escape($msgid).
515: '"><b>Reply</b></a></td>'.
516: '<td><a href="/adm/email?forward='.&Apache::lonnet::escape($msgid).
517: '"><b>Forward</b></a></td>'.
518: '<td><a href="/adm/email?markunread='.&Apache::lonnet::escape($msgid).
519: '"><b>Mark Unread</b></a></td>'.
520: '<td><a href="/adm/email"><b>Display all Messages</b></a></td>'.
521: '</tr></table><p><pre>'.
522: $content{'message'}.'</pre><hr>'.$content{'citation'});
523: } elsif ($ENV{'form.replyto'}) {
524: &comprep($r,$ENV{'form.replyto'});
525: } elsif ($ENV{'form.sendreply'}) {
526: my $msgid=$ENV{'form.sendreply'};
527: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
528: my %content=&unpackagemsg($message{$msgid});
529: &statuschange($msgid,'replied');
530: if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
531: (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
532: $r->print('Sending critical: '.
533: &user_crit_msg($content{'sendername'},
534: $content{'senderdomain'},
535: $ENV{'form.subject'},
536: $ENV{'form.message'},
537: $ENV{'form.sendbck'}));
538: } else {
539: $r->print('Sending: '.&user_normal_msg($content{'sendername'},
540: $content{'senderdomain'},
541: $ENV{'form.subject'},
542: $ENV{'form.message'}));
543: }
544: if ($ENV{'form.displayedcrit'}) {
545: &discrit($r);
546: } else {
547: &disall($r);
548: }
549: } elsif ($ENV{'form.confirm'}) {
550: foreach (keys %ENV) {
551: if ($_=~/^form\.rec\_(.*)$/) {
552: $r->print('<b>Confirming Receipt:</b> '.
553: &user_crit_received($1).'<br>');
554: }
555: if ($_=~/^form\.reprec\_(.*)$/) {
556: my $msgid=$1;
557: $r->print('<b>Confirming Receipt:</b> '.
558: &user_crit_received($msgid).'<br>');
559: &comprep($r,$msgid);
560: }
561: }
562: &discrit($r);
563: } elsif ($ENV{'form.critical'}) {
564: &discrit($r);
565: } elsif ($ENV{'form.forward'}) {
566: &compout($r,$ENV{'form.forward'});
567: } elsif ($ENV{'form.markread'}) {
568: } elsif ($ENV{'form.markdel'}) {
569: &statuschange($ENV{'form.markdel'},'deleted');
570: &disall($r);
571: } elsif ($ENV{'form.markeddel'}) {
572: my $total=0;
573: foreach (keys %ENV) {
574: if ($_=~/^form\.delmark_(.*)$/) {
575: &statuschange(&Apache::lonnet::unescape($1),'deleted');
576: $total++;
577: }
578: }
579: $r->print('Deleted '.$total.' message(s)<p>');
580: &disall($r);
581: } elsif ($ENV{'form.markunread'}) {
582: &statuschange($ENV{'form.markunread'},'new');
583: &disall($r);
584: } elsif ($ENV{'form.compose'}) {
585: &compout($r,'',$ENV{'form.compose'});
586: } elsif ($ENV{'form.sendmail'}) {
587: my %content=();
588: undef %content;
589: if ($ENV{'form.forwid'}) {
590: my $msgid=$ENV{'form.forwid'};
591: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
592: %content=&unpackagemsg($message{$msgid});
593: &statuschange($msgid,'forwarded');
594: $ENV{'form.message'}.="\n\n-- Forwarded message --\n\n".
595: $content{'message'};
596: }
597: my %toaddr=();
598: undef %toaddr;
599: if ($ENV{'form.sendmode'} eq 'group') {
600: foreach (keys %ENV) {
601: if ($_=~/^form\.send\_to\_\&\&\&[^\&]*\&\&\&\_(.+)$/) {
602: $toaddr{$1}='';
603: }
604: }
605: } elsif ($ENV{'form.sendmode'} eq 'upload') {
606: foreach (split(/[\n\r\f]+/,$ENV{'form.upfile'})) {
607: my ($rec,$txt)=split(/\s*\:\s*/,$_);
608: if ($txt) {
609: $rec=~s/\@/\:/;
610: $toaddr{$rec}.=$txt."\n";
611: }
612: }
613: } else {
614: $toaddr{$ENV{'form.recuname'}.':'.$ENV{'form.recdomain'}}='';
615: }
616: if ($ENV{'form.additionalrec'}) {
617: foreach (split(/\,/,$ENV{'form.additionalrec'})) {
618: my ($auname,$audom)=split(/\@/,$_);
619: $toaddr{$auname.':'.$audom}='';
620: }
621: }
622: foreach (keys %toaddr) {
623: my ($recuname,$recdomain)=split(/\:/,$_);
624: my $msgtxt=$ENV{'form.message'};
625: if ($toaddr{$_}) { $msgtxt.='<hr>'.$toaddr{$_}; }
626: if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
627: (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
628: $r->print('Sending critical: '.
629: &user_crit_msg($recuname,$recdomain,
630: $ENV{'form.subject'},
631: $msgtxt,
632: $ENV{'form.sendbck'}));
633: } else {
634: $r->print('Sending: '.&user_normal_msg($recuname,$recdomain,
635: $ENV{'form.subject'},
636: $msgtxt,
637: $content{'citation'}));
638: }
639: $r->print('<br>');
640: }
641: if ($ENV{'form.displayedcrit'}) {
642: &discrit($r);
643: } else {
644: &disall($r);
645: }
646: } else {
647: &disall($r);
648: }
649: $r->print('</body></html>');
650: return OK;
651:
652: }
653: # ================================================= Main program, reset counter
654:
655: BEGIN {
656: $msgcount=0;
657: }
658:
659: 1;
660: __END__
661:
662:
663:
664:
665:
666:
667:
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