1: # The LearningOnline Network with CAPA
2: # Routines for messaging
3: #
4: # $Id: lonmsg.pm,v 1.40 2002/10/11 20:04:34 www 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: # 1/1,3/18 Gerd Kortemeyer
44: #
45: package Apache::lonmsg;
46:
47: use strict;
48: use Apache::lonnet();
49: use vars qw($msgcount);
50: use HTML::TokeParser;
51: use Apache::Constants qw(:common);
52: use Apache::loncommon;
53: use Apache::lontexconvert;
54:
55: # ===================================================================== Package
56:
57: sub packagemsg {
58: my ($subject,$message,$citation)=@_;
59: $message=~s/\</\<\;/g;
60: $message=~s/\>/\>\;/g;
61: $citation=~s/\</\<\;/g;
62: $citation=~s/\>/\>\;/g;
63: $subject=~s/\</\<\;/g;
64: $subject=~s/\>/\>\;/g;
65: my $now=time;
66: $msgcount++;
67: my $partsubj=$subject;
68: $partsubj=&Apache::lonnet::escape($partsubj);
69: my $msgid=&Apache::lonnet::escape(
70: $now.':'.$partsubj.':'.$ENV{'user.name'}.':'.
71: $ENV{'user.domain'}.':'.$msgcount.':'.$$);
72: return $msgid,
73: '<sendername>'.$ENV{'user.name'}.'</sendername>'.
74: '<senderdomain>'.$ENV{'user.domain'}.'</senderdomain>'.
75: '<subject>'.$subject.'</subject>'.
76: '<time>'.localtime($now).'</time>'.
77: '<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
78: '<host>'.$ENV{'HTTP_HOST'}.'</host>'.
79: '<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
80: '<browsertype>'.$ENV{'browser.type'}.'</browsertype>'.
81: '<browseros>'.$ENV{'browser.os'}.'</browseros>'.
82: '<browserversion>'.$ENV{'browser.version'}.'</browserversion>'.
83: '<browsermathml>'.$ENV{'browser.mathml'}.'</browsermathml>'.
84: '<browserraw>'.$ENV{'HTTP_USER_AGENT'}.'</browserraw>'.
85: '<courseid>'.$ENV{'request.course.id'}.'</courseid>'.
86: '<role>'.$ENV{'request.role'}.'</role>'.
87: '<resource>'.$ENV{'request.filename'}.'</resource>'.
88: '<msgid>'.$msgid.'</msgid>'.
89: '<message>'.$message.'</message>'.
90: '<citation>'.$citation.'</citation>';
91: }
92:
93: # ================================================== Unpack message into a hash
94:
95: sub unpackagemsg {
96: my $message=shift;
97: my %content=();
98: my $parser=HTML::TokeParser->new(\$message);
99: my $token;
100: while ($token=$parser->get_token) {
101: if ($token->[0] eq 'S') {
102: my $entry=$token->[1];
103: my $value=$parser->get_text('/'.$entry);
104: $content{$entry}=$value;
105: }
106: }
107: return %content;
108: }
109:
110: # ======================================================= Get info out of msgid
111:
112: sub unpackmsgid {
113: my $msgid=&Apache::lonnet::unescape(shift);
114: my ($sendtime,$shortsubj,$fromname,$fromdomain)=split(/\:/,
115: &Apache::lonnet::unescape($msgid));
116: my %status=&Apache::lonnet::get('email_status',[$msgid]);
117: if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
118: unless ($status{$msgid}) { $status{$msgid}='new'; }
119: return ($sendtime,$shortsubj,$fromname,$fromdomain,$status{$msgid});
120: }
121:
122: # ============================================================= Check for email
123:
124: sub newmail {
125: if ((time-$ENV{'user.mailcheck.time'})>300) {
126: my %what=&Apache::lonnet::get('email_status',['recnewemail']);
127: &Apache::lonnet::appenv('user.mailcheck.time'=>time);
128: &Apache::lonnet::logthis('Check Mail: '.$what{'recnewemail'});
129: if ($what{'recnewemail'}>0) { return 1; }
130: }
131: return 0;
132: }
133:
134: # =============================== Automated message to the author of a resource
135:
136: sub author_res_msg {
137: my ($filename,$message)=@_;
138: unless ($message) { return 'empty'; }
139: $filename=&Apache::lonnet::declutter($filename);
140: my ($domain,$author,@dummy)=split(/\//,$filename);
141: my $homeserver=&Apache::lonnet::homeserver($author,$domain);
142: if ($homeserver ne 'no_host') {
143: my $id=unpack("%32C*",$message);
144: my $msgid;
145: ($msgid,$message)=&packagemsg($filename,$message);
146: return &Apache::lonnet::reply('put:'.$domain.':'.$author.
147: ':nohist_res_msgs:'.
148: &Apache::lonnet::escape($filename.'_'.$id).'='.
149: &Apache::lonnet::escape($message),$homeserver);
150: }
151: return 'no_host';
152: }
153:
154: # ================================================== Critical message to a user
155:
156: sub user_crit_msg_raw {
157: my ($user,$domain,$subject,$message,$sendback)=@_;
158: # Check if allowed missing
159: my $status='';
160: my $msgid='undefined';
161: unless (($message)&&($user)&&($domain)) { $status='empty'; };
162: my $homeserver=&Apache::lonnet::homeserver($user,$domain);
163: if ($homeserver ne 'no_host') {
164: ($msgid,$message)=&packagemsg($subject,$message);
165: if ($sendback) { $message.='<sendback>true</sendback>'; }
166: $status=&Apache::lonnet::critical(
167: 'put:'.$domain.':'.$user.':critical:'.
168: &Apache::lonnet::escape($msgid).'='.
169: &Apache::lonnet::escape($message),$homeserver);
170: } else {
171: $status='no_host';
172: }
173: &Apache::lonnet::logthis(
174: 'Sending critical email '.$msgid.
175: ', log status: '.
176: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
177: $ENV{'user.home'},
178: 'Sending critical '.$msgid.' to '.$user.' at '.$domain.' with status: '
179: .$status));
180: return $status;
181: }
182:
183: # New routine that respects "forward" and calls old routine
184:
185: sub user_crit_msg {
186: my ($user,$domain,$subject,$message,$sendback)=@_;
187: my $status='';
188: my %userenv = &Apache::lonnet::get('environment',['msgforward'],
189: $domain,$user);
190: my $msgforward=$userenv{'msgforward'};
191: if ($msgforward) {
192: foreach (split(/\,/,$msgforward)) {
193: my ($forwuser,$forwdomain)=split(/\:/,$_);
194: $status.=
195: &user_crit_msg_raw($forwuser,$forwdomain,$subject,$message,
196: $sendback).' ';
197: }
198: } else {
199: $status=&user_crit_msg_raw($user,$domain,$subject,$message,$sendback);
200: }
201: return $status;
202: }
203:
204: # =================================================== Critical message received
205:
206: sub user_crit_received {
207: my $msgid=shift;
208: my %message=&Apache::lonnet::get('critical',[$msgid]);
209: my %contents=&unpackagemsg($message{$msgid});
210: my $status='rec: '.($contents{'sendback'}?
211: &user_normal_msg($contents{'sendername'},$contents{'senderdomain'},
212: 'Receipt: '.$ENV{'user.name'}.' at '.$ENV{'user.domain'},
213: 'User '.$ENV{'user.name'}.' at '.$ENV{'user.domain'}.
214: ' acknowledged receipt of message "'.
215: $contents{'subject'}.'" dated '.$contents{'time'}.".\n\n"
216: .'Message ID: '.$contents{'msgid'}):'no msg req');
217: $status.=' trans: '.
218: &Apache::lonnet::put(
219: 'nohist_email',{$contents{'msgid'} => $message{$msgid}});
220: $status.=' del: '.
221: &Apache::lonnet::del('critical',[$contents{'msgid'}]);
222: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
223: $ENV{'user.home'},'Received critical message '.
224: $contents{'msgid'}.
225: ', '.$status);
226: return $status;
227: }
228:
229: # ======================================================== Normal communication
230:
231: sub user_normal_msg_raw {
232: my ($user,$domain,$subject,$message,$citation)=@_;
233: # Check if allowed missing
234: my $status='';
235: my $msgid='undefined';
236: unless (($message)&&($user)&&($domain)) { $status='empty'; };
237: my $homeserver=&Apache::lonnet::homeserver($user,$domain);
238: if ($homeserver ne 'no_host') {
239: ($msgid,$message)=&packagemsg($subject,$message,$citation);
240: $status=&Apache::lonnet::critical(
241: 'put:'.$domain.':'.$user.':nohist_email:'.
242: &Apache::lonnet::escape($msgid).'='.
243: &Apache::lonnet::escape($message),$homeserver);
244: &Apache::lonnet::put
245: ('email_status',{'recnewemail'=>time},$domain,$user);
246: } else {
247: $status='no_host';
248: }
249: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
250: $ENV{'user.home'},
251: 'Sending '.$msgid.' to '.$user.' at '.$domain.' with status: '.$status);
252: return $status;
253: }
254:
255: # New routine that respects "forward" and calls old routine
256:
257: sub user_normal_msg {
258: my ($user,$domain,$subject,$message,$citation)=@_;
259: my $status='';
260: my %userenv = &Apache::lonnet::get('environment',['msgforward'],
261: $domain,$user);
262: my $msgforward=$userenv{'msgforward'};
263: if ($msgforward) {
264: foreach (split(/\,/,$msgforward)) {
265: my ($forwuser,$forwdomain)=split(/\:/,$_);
266: $status.=
267: &user_normal_msg_raw($forwuser,$forwdomain,$subject,$message,
268: $citation).' ';
269: }
270: } else {
271: $status=
272: &user_normal_msg_raw($user,$domain,$subject,$message,$citation);
273: }
274: return $status;
275: }
276:
277:
278: # =============================================================== Status Change
279:
280: sub statuschange {
281: my ($msgid,$newstatus)=@_;
282: my %status=&Apache::lonnet::get('email_status',[$msgid]);
283: if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
284: unless ($status{$msgid}) { $status{$msgid}='new'; }
285: unless (($status{$msgid} eq 'replied') ||
286: ($status{$msgid} eq 'forwarded')) {
287: &Apache::lonnet::put('email_status',{$msgid => $newstatus});
288: }
289: if (($newstatus eq 'deleted') || ($newstatus eq 'new')) {
290: &Apache::lonnet::put('email_status',{$msgid => $newstatus});
291: }
292: }
293:
294: # ======================================================= Display a course list
295:
296: sub discourse {
297: my $r=shift;
298: my %courselist=&Apache::lonnet::dump(
299: 'classlist',
300: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
301: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
302: my $now=time;
303: $r->print(<<ENDDISHEADER);
304: <input type=hidden name=sendmode value=group>
305: <script>
306: function checkall() {
307: for (i=0; i<document.forms.compemail.elements.length; i++) {
308: if
309: (document.forms.compemail.elements[i].name.indexOf('send_to_')==0) {
310: document.forms.compemail.elements[i].checked=true;
311: }
312: }
313: }
314:
315: function checksec() {
316: for (i=0; i<document.forms.compemail.elements.length; i++) {
317: if
318: (document.forms.compemail.elements[i].name.indexOf
319: ('send_to_&&&'+document.forms.compemail.chksec.value)==0) {
320: document.forms.compemail.elements[i].checked=true;
321: }
322: }
323: }
324:
325: function uncheckall() {
326: for (i=0; i<document.forms.compemail.elements.length; i++) {
327: if
328: (document.forms.compemail.elements[i].name.indexOf('send_to_')==0) {
329: document.forms.compemail.elements[i].checked=false;
330: }
331: }
332: }
333: </script>
334: <input type=button onClick="checkall()" value="Check for All">
335: <input type=button onClick="checksec()" value="Check for Section/Group">
336: <input type=text size=5 name=chksec>
337: <input type=button onClick="uncheckall()" value="Check for None">
338: <p>
339: ENDDISHEADER
340: foreach (sort keys %courselist) {
341: my ($end,$start)=split(/\:/,$courselist{$_});
342: my $active=1;
343: if (($end) && ($now>$end)) { $active=0; }
344: if ($active) {
345: my ($sname,$sdom)=split(/\:/,$_);
346: my %reply=&Apache::lonnet::get('environment',
347: ['firstname','middlename','lastname','generation'],
348: $sdom,$sname);
349: my $section=&Apache::lonnet::usection
350: ($sdom,$sname,$ENV{'request.course.id'});
351: $r->print(
352: '<br><input type=checkbox name="send_to_&&&'.$section.'&&&_'.$_.'"> '.
353: $reply{'firstname'}.' '.
354: $reply{'middlename'}.' '.
355: $reply{'lastname'}.' '.
356: $reply{'generation'}.
357: ' ('.$_.') '.$section);
358: }
359: }
360: }
361:
362: # ==================================================== Display Critical Message
363:
364: sub discrit {
365: my $r=shift;
366: my $header = '<h1><font color=red>Critical Messages</font></h1>'.
367: '<form action=/adm/email method=post>'.
368: '<input type=hidden name=confirm value=true>';
369: my %what=&Apache::lonnet::dump('critical');
370: my $result = '';
371: foreach (sort keys %what) {
372: my %content=&unpackagemsg($what{$_});
373: next if ($content{'senderdomain'} eq '');
374: $content{'message'}=~s/\n/\<br\>/g;
375: $result.='<hr>From: <b>'.
376: &Apache::loncommon::aboutmewrapper(
377: &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).'</b> ('.
378: $content{'sendername'}.'@'.
379: $content{'senderdomain'}.') '.$content{'time'}.
380: '<br>Subject: '.$content{'subject'}.
381: '<br><blockquote>'.
382: &Apache::lontexconvert::msgtexconverted($content{'message'}).
383: '</blockquote>'.
384: '<input type=submit name="rec_'.$_.'" value="Confirm Receipt">'.
385: '<input type=submit name="reprec_'.$_.'" '.
386: 'value="Confirm Receipt and Reply">';
387: }
388: # Check to see if there were any messages.
389: if ($result eq '') {
390: $result = "<h2>You have no critical messages.</h2>";
391: } else {
392: $r->print($header);
393: }
394: $r->print($result);
395: $r->print('<input type=hidden name="displayedcrit" value="true"></form>');
396: }
397:
398: # =============================================================== Compose reply
399:
400: sub comprep {
401: my ($r,$msgid)=@_;
402: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
403: my %content=&unpackagemsg($message{$msgid});
404: my $quotemsg='> '.$content{'message'};
405: $quotemsg=~s/\r/\n/g;
406: $quotemsg=~s/\f/\n/g;
407: $quotemsg=~s/\n+/\n\> /g;
408: my $subject='Re: '.$content{'subject'};
409: my $dispcrit='';
410: if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
411: my $crithelp = Apache::loncommon::help_open_topic("Course_Critical_Message");
412: $dispcrit=
413: '<input type=checkbox name=critmsg> Send as critical message ' . $crithelp .
414: '<br>'.
415: '<input type=checkbox name=sendbck> Send as critical message ' .
416: ' and return receipt' . $crithelp . '<p>';
417: }
418: $r->print(<<"ENDREPLY");
419: <form action="/adm/email" method=post>
420: <input type=hidden name=sendreply value="$msgid">
421: Subject: <input type=text size=50 name=subject value="$subject"><p>
422: <textarea name=message cols=84 rows=10 wrap=hard>
423: $quotemsg
424: </textarea><p>
425: $dispcrit
426: <input type=submit value="Send Reply">
427: </form>
428: ENDREPLY
429: }
430:
431: # ======================================================== Display all messages
432:
433: sub disall {
434: my $r=shift;
435: $r->print(<<ENDDISHEADER);
436: <script>
437: function checkall() {
438: for (i=0; i<document.forms.disall.elements.length; i++) {
439: if
440: (document.forms.disall.elements[i].name.indexOf('delmark_')==0) {
441: document.forms.disall.elements[i].checked=true;
442: }
443: }
444: }
445:
446: function uncheckall() {
447: for (i=0; i<document.forms.disall.elements.length; i++) {
448: if
449: (document.forms.disall.elements[i].name.indexOf('delmark_')==0) {
450: document.forms.disall.elements[i].checked=false;
451: }
452: }
453: }
454: </script>
455: ENDDISHEADER
456: $r->print(
457: '<h1>Display All Messages</h1><form method=post name=disall '.
458: 'action="/adm/email">'.
459: '<table border=2><tr><th colspan=2> </th><th>Date</th>'.
460: '<th>Username</th><th>Domain</th><th>Subject</th><th>Status</th></tr>');
461: foreach (sort split(/\&/,&Apache::lonnet::reply('keys:'.
462: $ENV{'user.domain'}.':'.
463: $ENV{'user.name'}.':nohist_email',
464: $ENV{'user.home'}))) {
465: my ($sendtime,$shortsubj,$fromname,$fromdomain,$status)=
466: &Apache::lonmsg::unpackmsgid($_);
467: if (($status ne 'deleted') && defined($sendtime) && $sendtime!~/error/) {
468: if ($status eq 'new') {
469: $r->print('<tr bgcolor="#FFBB77">');
470: } elsif ($status eq 'read') {
471: $r->print('<tr bgcolor="#BBBB77">');
472: } elsif ($status eq 'replied') {
473: $r->print('<tr bgcolor="#AAAA88">');
474: } else {
475: $r->print('<tr bgcolor="#99BBBB">');
476: }
477: $r->print('<td><a href="/adm/email?display='.$_.
478: '">Open</a></td><td><a href="/adm/email?markdel='.$_.
479: '">Delete</a><input type=checkbox name="delmark_'.$_.'"></td>'.
480: '<td>'.localtime($sendtime).'</td><td>'.
481: $fromname.'</td><td>'.$fromdomain.'</td><td>'.
482: &Apache::lonnet::unescape($shortsubj).'</td><td>'.
483: $status.'</td></tr>');
484: }
485: }
486: $r->print('</table><p>'.
487: '<a href="javascript:checkall()">Check All</a> '.
488: '<a href="javascript:uncheckall()">Uncheck All</a><p>'.
489: '<input type=submit name="markeddel" value="Delete Checked">'.
490: '</form></body></html>');
491: }
492:
493: # ============================================================== Compose output
494:
495: sub compout {
496: my ($r,$forwarding,$broadcast)=@_;
497: my $dispcrit='';
498: my $dissub='';
499: my $dismsg='';
500: my $func='Send New';
501: if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
502: my $crithelp = Apache::loncommon::help_open_topic("Course_Critical_Message");
503: $dispcrit=
504: '<input type=checkbox name=critmsg> Send as critical message ' . $crithelp .
505: '<br>'.
506: '<input type=checkbox name=sendbck> Send as critical message ' .
507: ' and return receipt' . $crithelp . '<p>';
508: }
509: if ($forwarding) {
510: $dispcrit.='<input type=hidden name=forwid value="'.
511: $forwarding.'">';
512: $func='Forward';
513: my %message=&Apache::lonnet::get('nohist_email',[$forwarding]);
514: my %content=&unpackagemsg($message{$forwarding});
515:
516: $dissub='Forwarding: '.$content{'subject'};
517: $dismsg='Forwarded message from '.
518: $content{'sendername'}.' at '.$content{'senderdomain'};
519: }
520: my $defdom=$ENV{'user.domain'};
521: if ($ENV{'form.recdom'}) { $defdom=$ENV{'form.recdom'}; }
522: $r->print(
523: '<form action="/adm/email" name="compemail" method="post"'.
524: ' enctype="multipart/form-data">'."\n".
525: '<input type="hidden" name="sendmail" value="on">'."\n".
526: '<table>');
527: unless (($broadcast eq 'group') || ($broadcast eq 'upload')) {
528: my $domform = &Apache::loncommon::select_dom_form($defdom,'recdomain');
529:
530: $r->print(<<"ENDREC");
531: <table>
532: <tr><td>Username:</td><td><input type=text size=12 name=recuname value="$ENV{'form.recname'}"></td></tr>
533: <tr><td>Domain:</td>
534: <td>$domform</td></tr>
535: ENDREC
536: }
537: if ($broadcast ne 'upload') {
538: $r->print(<<"ENDCOMP");
539: <tr><td>Additional Recipients<br><tt>username\@domain,username\@domain, ...
540: </tt></td><td>
541: <input type=text size=50 name=additionalrec></td></tr>
542: <tr><td>Subject:</td><td><input type=text size=50 name=subject value="$dissub">
543: </td></tr></table>
544: <textarea name=message cols=80 rows=10 wrap=hard>$dismsg
545: </textarea><p>
546: $dispcrit
547: <input type=submit value="$func Mail">
548: ENDCOMP
549: } else { # $broadcast is 'upload'
550: $r->print(<<ENDUPLOAD);
551: <input type=hidden name=sendmode value=upload>
552: <h3>Generate messages from a file</h3>
553: <p>
554: Subject: <input type=text size=50 name=subject>
555: </p>
556: <p>General message text<br />
557: <textarea name=message cols=60 rows=10 wrap=hard>$dismsg
558: </textarea></p>
559: <p>
560: The file format for the uploaded portion of the message is:
561: <pre>
562: username1\@domain1: text
563: username2\@domain2: text
564: username3\@domain1: text
565: </pre>
566: </p>
567: <p>
568: The messages will be assembled from all lines with the respective
569: <tt>username\@domain</tt>, and appended to the general message text.</p>
570: <p>
571: <input type=file name=upfile size=20><p>
572: $dispcrit
573: <input type=submit value="Upload and send">
574: ENDUPLOAD
575: }
576: if ($broadcast eq 'group') {
577: &discourse;
578: }
579: $r->print('</form>');
580: }
581:
582: # ===================================================================== Handler
583:
584: sub handler {
585: my $r=shift;
586:
587: # ----------------------------------------------------------- Set document type
588:
589: $r->content_type('text/html');
590: $r->send_http_header;
591:
592: return OK if $r->header_only;
593:
594: # --------------------------- Get query string for limited number of parameters
595: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
596: ['display','replyto','forward','markread','markdel','markunread',
597: 'sendreply','compose','sendmail','critical','recname','recdom']);
598:
599: # ------------------------------------------------------ They checked for email
600: &Apache::lonnet::put('email_status',{'recnewemail'=>0});
601: # --------------------------------------------------------------- Render Output
602:
603: $r->print('<html><head><title>EMail and Messaging</title></head>'.
604: &Apache::loncommon::bodytag('EMail and Messages'));
605: if ($ENV{'form.display'}) {
606: my $msgid=$ENV{'form.display'};
607: &statuschange($msgid,'read');
608: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
609: my %content=&unpackagemsg($message{$msgid});
610: $r->print('<b>Subject:</b> '.$content{'subject'}.
611: '<br><b>From:</b> '.
612: &Apache::loncommon::aboutmewrapper(
613: &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),
614: $content{'sendername'},$content{'senderdomain'}).' ('.
615: $content{'sendername'}.' at '.
616: $content{'senderdomain'}.') '.
617: '<br><b>Time:</b> '.$content{'time'}.'<p>'.
618: '<table border=2><tr bgcolor="#FFFFAA"><td>Functions:</td>'.
619: '<td><a href="/adm/email?replyto='.&Apache::lonnet::escape($msgid).
620: '"><b>Reply</b></a></td>'.
621: '<td><a href="/adm/email?forward='.&Apache::lonnet::escape($msgid).
622: '"><b>Forward</b></a></td>'.
623: '<td><a href="/adm/email?markunread='.&Apache::lonnet::escape($msgid).
624: '"><b>Mark Unread</b></a></td>'.
625: '<td><a href="/adm/email"><b>Display all Messages</b></a></td>'.
626: '</tr></table><p><pre>'.
627: &Apache::lontexconvert::msgtexconverted($content{'message'}).
628: '</pre><hr>'.$content{'citation'});
629: } elsif ($ENV{'form.replyto'}) {
630: &comprep($r,$ENV{'form.replyto'});
631: } elsif ($ENV{'form.sendreply'}) {
632: my $msgid=$ENV{'form.sendreply'};
633: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
634: my %content=&unpackagemsg($message{$msgid});
635: &statuschange($msgid,'replied');
636: if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
637: (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
638: $r->print('Sending critical: '.
639: &user_crit_msg($content{'sendername'},
640: $content{'senderdomain'},
641: $ENV{'form.subject'},
642: $ENV{'form.message'},
643: $ENV{'form.sendbck'}));
644: } else {
645: $r->print('Sending: '.&user_normal_msg($content{'sendername'},
646: $content{'senderdomain'},
647: $ENV{'form.subject'},
648: $ENV{'form.message'}));
649: }
650: if ($ENV{'form.displayedcrit'}) {
651: &discrit($r);
652: } else {
653: &disall($r);
654: }
655: } elsif ($ENV{'form.confirm'}) {
656: foreach (keys %ENV) {
657: if ($_=~/^form\.rec\_(.*)$/) {
658: $r->print('<b>Confirming Receipt:</b> '.
659: &user_crit_received($1).'<br>');
660: }
661: if ($_=~/^form\.reprec\_(.*)$/) {
662: my $msgid=$1;
663: $r->print('<b>Confirming Receipt:</b> '.
664: &user_crit_received($msgid).'<br>');
665: &comprep($r,$msgid);
666: }
667: }
668: &discrit($r);
669: } elsif ($ENV{'form.critical'}) {
670: &discrit($r);
671: } elsif ($ENV{'form.forward'}) {
672: &compout($r,$ENV{'form.forward'});
673: } elsif ($ENV{'form.markread'}) {
674: } elsif ($ENV{'form.markdel'}) {
675: &statuschange($ENV{'form.markdel'},'deleted');
676: &disall($r);
677: } elsif ($ENV{'form.markeddel'}) {
678: my $total=0;
679: foreach (keys %ENV) {
680: if ($_=~/^form\.delmark_(.*)$/) {
681: &statuschange(&Apache::lonnet::unescape($1),'deleted');
682: $total++;
683: }
684: }
685: $r->print('Deleted '.$total.' message(s)<p>');
686: &disall($r);
687: } elsif ($ENV{'form.markunread'}) {
688: &statuschange($ENV{'form.markunread'},'new');
689: &disall($r);
690: } elsif ($ENV{'form.compose'}) {
691: &compout($r,'',$ENV{'form.compose'});
692: } elsif ($ENV{'form.sendmail'}) {
693: my %content=();
694: undef %content;
695: if ($ENV{'form.forwid'}) {
696: my $msgid=$ENV{'form.forwid'};
697: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
698: %content=&unpackagemsg($message{$msgid});
699: &statuschange($msgid,'forwarded');
700: $ENV{'form.message'}.="\n\n-- Forwarded message --\n\n".
701: $content{'message'};
702: }
703: my %toaddr=();
704: undef %toaddr;
705: if ($ENV{'form.sendmode'} eq 'group') {
706: foreach (keys %ENV) {
707: if ($_=~/^form\.send\_to\_\&\&\&[^\&]*\&\&\&\_(.+)$/) {
708: $toaddr{$1}='';
709: }
710: }
711: } elsif ($ENV{'form.sendmode'} eq 'upload') {
712: foreach (split(/[\n\r\f]+/,$ENV{'form.upfile'})) {
713: my ($rec,$txt)=split(/\s*\:\s*/,$_);
714: if ($txt) {
715: $rec=~s/\@/\:/;
716: $toaddr{$rec}.=$txt."\n";
717: }
718: }
719: } else {
720: $toaddr{$ENV{'form.recuname'}.':'.$ENV{'form.recdomain'}}='';
721: }
722: if ($ENV{'form.additionalrec'}) {
723: foreach (split(/\,/,$ENV{'form.additionalrec'})) {
724: my ($auname,$audom)=split(/\@/,$_);
725: $toaddr{$auname.':'.$audom}='';
726: }
727: }
728: foreach (keys %toaddr) {
729: my ($recuname,$recdomain)=split(/\:/,$_);
730: my $msgtxt=$ENV{'form.message'};
731: if ($toaddr{$_}) { $msgtxt.='<hr>'.$toaddr{$_}; }
732: if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
733: (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
734: $r->print('Sending critical: '.
735: &user_crit_msg($recuname,$recdomain,
736: $ENV{'form.subject'},
737: $msgtxt,
738: $ENV{'form.sendbck'}));
739: } else {
740: $r->print('Sending: '.&user_normal_msg($recuname,$recdomain,
741: $ENV{'form.subject'},
742: $msgtxt,
743: $content{'citation'}));
744: }
745: $r->print('<br>');
746: }
747: if ($ENV{'form.displayedcrit'}) {
748: &discrit($r);
749: } else {
750: &disall($r);
751: }
752: } else {
753: &disall($r);
754: }
755: $r->print('</body></html>');
756: return OK;
757:
758: }
759: # ================================================= Main program, reset counter
760:
761: BEGIN {
762: $msgcount=0;
763: }
764:
765: 1;
766: __END__
767:
768:
769:
770:
771:
772:
773:
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