1: # The LearningOnline Network with CAPA
2: # Routines for messaging
3: #
4: # $Id: lonmsg.pm,v 1.57 2003/07/05 10:07:11 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($msgcount);
50: use HTML::TokeParser();
51: use Apache::Constants qw(:common);
52: use Apache::loncommon();
53: use Apache::lontexconvert();
54: use HTML::Entities();
55: use Mail::Send;
56:
57: # ===================================================================== Package
58:
59: sub packagemsg {
60: my ($subject,$message,$citation,$baseurl,$attachmenturl)=@_;
61: $message =&HTML::Entities::encode($message);
62: $citation=&HTML::Entities::encode($citation);
63: $subject =&HTML::Entities::encode($subject);
64: #remove machine specification
65: $baseurl =~ s|^http://[^/]+/|/|;
66: $baseurl =&HTML::Entities::encode($baseurl);
67: #remove machine specification
68: $attachmenturl =~ s|^http://[^/]+/|/|;
69: $attachmenturl =&HTML::Entities::encode($attachmenturl);
70:
71: my $now=time;
72: $msgcount++;
73: my $partsubj=$subject;
74: $partsubj=&Apache::lonnet::escape($partsubj);
75: my $msgid=&Apache::lonnet::escape(
76: $now.':'.$partsubj.':'.$ENV{'user.name'}.':'.
77: $ENV{'user.domain'}.':'.$msgcount.':'.$$);
78: my $result='<sendername>'.$ENV{'user.name'}.'</sendername>'.
79: '<senderdomain>'.$ENV{'user.domain'}.'</senderdomain>'.
80: '<subject>'.$subject.'</subject>'.
81: '<time>'.localtime($now).'</time>'.
82: '<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
83: '<host>'.$ENV{'HTTP_HOST'}.'</host>'.
84: '<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
85: '<browsertype>'.$ENV{'browser.type'}.'</browsertype>'.
86: '<browseros>'.$ENV{'browser.os'}.'</browseros>'.
87: '<browserversion>'.$ENV{'browser.version'}.'</browserversion>'.
88: '<browsermathml>'.$ENV{'browser.mathml'}.'</browsermathml>'.
89: '<browserraw>'.$ENV{'HTTP_USER_AGENT'}.'</browserraw>'.
90: '<courseid>'.$ENV{'request.course.id'}.'</courseid>'.
91: '<role>'.$ENV{'request.role'}.'</role>'.
92: '<resource>'.$ENV{'request.filename'}.'</resource>'.
93: '<msgid>'.$msgid.'</msgid>'.
94: '<message>'.$message.'</message>';
95: if (defined($citation)) {
96: $result.='<citation>'.$citation.'</citation>';
97: }
98: if (defined($baseurl)) {
99: $result.= '<baseurl>'.$baseurl.'</baseurl>';
100: }
101: if (defined($attachmenturl)) {
102: $result.= '<attachmenturl>'.$attachmenturl.'</attachmenturl>';
103: }
104: return $msgid,$result;
105: }
106:
107: # ================================================== Unpack message into a hash
108:
109: sub unpackagemsg {
110: my ($message,$notoken)=@_;
111: my %content=();
112: my $parser=HTML::TokeParser->new(\$message);
113: my $token;
114: while ($token=$parser->get_token) {
115: if ($token->[0] eq 'S') {
116: my $entry=$token->[1];
117: my $value=$parser->get_text('/'.$entry);
118: $content{$entry}=$value;
119: }
120: }
121: if ($content{'attachmenturl'}) {
122: my ($fname,$ft)=($content{'attachmenturl'}=~/\/(\w+)\.(\w+)$/);
123: if ($notoken) {
124: $content{'message'}.='<p>Attachment: <tt>'.$fname.'.'.$ft.'</tt>';
125: } else {
126: $content{'message'}.='<p>Attachment: <a href="'.
127: &Apache::lonnet::tokenwrapper($content{'attachmenturl'}).
128: '"><tt>'.$fname.'.'.$ft.'</tt></a>';
129: }
130: }
131: return %content;
132: }
133:
134: # ======================================================= Get info out of msgid
135:
136: sub unpackmsgid {
137: my $msgid=&Apache::lonnet::unescape(shift);
138: my ($sendtime,$shortsubj,$fromname,$fromdomain)=split(/\:/,
139: &Apache::lonnet::unescape($msgid));
140: my %status=&Apache::lonnet::get('email_status',[$msgid]);
141: if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
142: unless ($status{$msgid}) { $status{$msgid}='new'; }
143: return ($sendtime,$shortsubj,$fromname,$fromdomain,$status{$msgid});
144: }
145:
146:
147: sub sendemail {
148: my ($to,$subject,$body)=@_;
149: $body=
150: "*** This is an automatic message generated by the LON-CAPA system.\n".
151: "*** Please do not reply to this address.\n\n".$body;
152: my $msg = new Mail::Send;
153: $msg->to($to);
154: $msg->subject('[LON-CAPA] '.$subject);
155: my $fh = $msg->open('smtp',Server => 'localhost');
156: print $fh $body;
157: $fh->close;
158: }
159:
160: # ==================================================== Send notification emails
161:
162: sub sendnotification {
163: my ($to,$touname,$toudom,$subj,$crit)=@_;
164: my $sender=$ENV{'environment.firstname'}.' '.$ENV{'environment.lastname'};
165: my $critical=($crit?' critical':'');
166: my $url='http://'.
167: $Apache::lonnet::hostname{&Apache::lonnet::homeserver($touname,$toudom)}.
168: '/adm/email?username='.$touname.'&domain='.$toudom;
169: my $body=(<<ENDMSG);
170: You received a$critical message from $sender in LON-CAPA. The subject is
171:
172: $subj
173:
174: Use
175:
176: $url
177:
178: to access this message.
179: ENDMSG
180: &sendemail($to,'New'.$critical.' message from '.$sender,$body);
181: }
182: # ============================================================= Check for email
183:
184: sub newmail {
185: if ((time-$ENV{'user.mailcheck.time'})>300) {
186: my %what=&Apache::lonnet::get('email_status',['recnewemail']);
187: &Apache::lonnet::appenv('user.mailcheck.time'=>time);
188: if ($what{'recnewemail'}>0) { return 1; }
189: }
190: return 0;
191: }
192:
193: # =============================== Automated message to the author of a resource
194:
195: sub author_res_msg {
196: my ($filename,$message)=@_;
197: unless ($message) { return 'empty'; }
198: $filename=&Apache::lonnet::declutter($filename);
199: my ($domain,$author,@dummy)=split(/\//,$filename);
200: my $homeserver=&Apache::lonnet::homeserver($author,$domain);
201: if ($homeserver ne 'no_host') {
202: my $id=unpack("%32C*",$message);
203: my $msgid;
204: ($msgid,$message)=&packagemsg($filename,$message);
205: return &Apache::lonnet::reply('put:'.$domain.':'.$author.
206: ':nohist_res_msgs:'.
207: &Apache::lonnet::escape($filename.'_'.$id).'='.
208: &Apache::lonnet::escape($message),$homeserver);
209: }
210: return 'no_host';
211: }
212:
213: # ================================================== Critical message to a user
214:
215: sub user_crit_msg_raw {
216: my ($user,$domain,$subject,$message,$sendback)=@_;
217: # Check if allowed missing
218: my $status='';
219: my $msgid='undefined';
220: unless (($message)&&($user)&&($domain)) { $status='empty'; };
221: my $homeserver=&Apache::lonnet::homeserver($user,$domain);
222: if ($homeserver ne 'no_host') {
223: ($msgid,$message)=&packagemsg($subject,$message);
224: if ($sendback) { $message.='<sendback>true</sendback>'; }
225: $status=&Apache::lonnet::critical(
226: 'put:'.$domain.':'.$user.':critical:'.
227: &Apache::lonnet::escape($msgid).'='.
228: &Apache::lonnet::escape($message),$homeserver);
229: if ($ENV{'request.course.id'}) {
230: &user_normal_msg_raw(
231: $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
232: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
233: 'Critical ['.$user.':'.$domain.']',
234: $message);
235: }
236: } else {
237: $status='no_host';
238: }
239: # Notifications
240: my %userenv = &Apache::lonnet::get('environment',['critnotification'],
241: $domain,$user);
242: if ($userenv{'critnotification'}) {
243: &sendnotification($userenv{'critnotification'},$user,$domain,$subject,1);
244: }
245: # Log this
246: &Apache::lonnet::logthis(
247: 'Sending critical email '.$msgid.
248: ', log status: '.
249: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
250: $ENV{'user.home'},
251: 'Sending critical '.$msgid.' to '.$user.' at '.$domain.' with status: '
252: .$status));
253: return $status;
254: }
255:
256: # New routine that respects "forward" and calls old routine
257:
258: sub user_crit_msg {
259: my ($user,$domain,$subject,$message,$sendback)=@_;
260: my $status='';
261: my %userenv = &Apache::lonnet::get('environment',['msgforward'],
262: $domain,$user);
263: my $msgforward=$userenv{'msgforward'};
264: if ($msgforward) {
265: foreach (split(/\,/,$msgforward)) {
266: my ($forwuser,$forwdomain)=split(/\:/,$_);
267: $status.=
268: &user_crit_msg_raw($forwuser,$forwdomain,$subject,$message,
269: $sendback).' ';
270: }
271: } else {
272: $status=&user_crit_msg_raw($user,$domain,$subject,$message,$sendback);
273: }
274: return $status;
275: }
276:
277: # =================================================== Critical message received
278:
279: sub user_crit_received {
280: my $msgid=shift;
281: my %message=&Apache::lonnet::get('critical',[$msgid]);
282: my %contents=&unpackagemsg($message{$msgid},1);
283: my $status='rec: '.($contents{'sendback'}?
284: &user_normal_msg($contents{'sendername'},$contents{'senderdomain'},
285: 'Receipt: '.$ENV{'user.name'}.' at '.$ENV{'user.domain'},
286: 'User '.$ENV{'user.name'}.' at '.$ENV{'user.domain'}.
287: ' acknowledged receipt of message'."\n".' "'.
288: $contents{'subject'}.'"'."\n".'dated '.
289: $contents{'time'}.".\n"
290: ):'no msg req');
291: $status.=' trans: '.
292: &Apache::lonnet::put(
293: 'nohist_email',{$contents{'msgid'} => $message{$msgid}});
294: $status.=' del: '.
295: &Apache::lonnet::del('critical',[$contents{'msgid'}]);
296: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
297: $ENV{'user.home'},'Received critical message '.
298: $contents{'msgid'}.
299: ', '.$status);
300: return $status;
301: }
302:
303: # ======================================================== Normal communication
304:
305: sub user_normal_msg_raw {
306: my ($user,$domain,$subject,$message,$citation,$baseurl,$attachmenturl)=@_;
307: # Check if allowed missing
308: my $status='';
309: my $msgid='undefined';
310: unless (($message)&&($user)&&($domain)) { $status='empty'; };
311: my $homeserver=&Apache::lonnet::homeserver($user,$domain);
312: if ($homeserver ne 'no_host') {
313: ($msgid,$message)=&packagemsg($subject,$message,$citation,$baseurl,
314: $attachmenturl);
315: $status=&Apache::lonnet::critical(
316: 'put:'.$domain.':'.$user.':nohist_email:'.
317: &Apache::lonnet::escape($msgid).'='.
318: &Apache::lonnet::escape($message),$homeserver);
319: &Apache::lonnet::put
320: ('email_status',{'recnewemail'=>time},$domain,$user);
321: } else {
322: $status='no_host';
323: }
324: # Notifications
325: my %userenv = &Apache::lonnet::get('environment',['notification'],
326: $domain,$user);
327: if ($userenv{'notification'}) {
328: &sendnotification($userenv{'notification'},$user,$domain,$subject,0);
329: }
330: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
331: $ENV{'user.home'},
332: 'Sending '.$msgid.' to '.$user.' at '.$domain.' with status: '.$status);
333: return $status;
334: }
335:
336: # New routine that respects "forward" and calls old routine
337:
338: sub user_normal_msg {
339: my ($user,$domain,$subject,$message,$citation,$baseurl,$attachmenturl)=@_;
340: my $status='';
341: my %userenv = &Apache::lonnet::get('environment',['msgforward'],
342: $domain,$user);
343: my $msgforward=$userenv{'msgforward'};
344: if ($msgforward) {
345: foreach (split(/\,/,$msgforward)) {
346: my ($forwuser,$forwdomain)=split(/\:/,$_);
347: $status.=
348: &user_normal_msg_raw($forwuser,$forwdomain,$subject,$message,
349: $citation,$baseurl,$attachmenturl).' ';
350: }
351: } else {
352: $status=&user_normal_msg_raw($user,$domain,$subject,$message,
353: $citation,$baseurl,$attachmenturl);
354: }
355: return $status;
356: }
357:
358:
359: # =============================================================== Status Change
360:
361: sub statuschange {
362: my ($msgid,$newstatus)=@_;
363: my %status=&Apache::lonnet::get('email_status',[$msgid]);
364: if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
365: unless ($status{$msgid}) { $status{$msgid}='new'; }
366: unless (($status{$msgid} eq 'replied') ||
367: ($status{$msgid} eq 'forwarded')) {
368: &Apache::lonnet::put('email_status',{$msgid => $newstatus});
369: }
370: if (($newstatus eq 'deleted') || ($newstatus eq 'new')) {
371: &Apache::lonnet::put('email_status',{$msgid => $newstatus});
372: }
373: }
374:
375: # ======================================================= Display a course list
376:
377: sub discourse {
378: my $r=shift;
379: my %courselist=&Apache::lonnet::dump(
380: 'classlist',
381: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
382: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
383: my $now=time;
384: $r->print(<<ENDDISHEADER);
385: <input type=hidden name=sendmode value=group>
386: <script>
387: function checkall() {
388: for (i=0; i<document.forms.compemail.elements.length; i++) {
389: if
390: (document.forms.compemail.elements[i].name.indexOf('send_to_')==0) {
391: document.forms.compemail.elements[i].checked=true;
392: }
393: }
394: }
395:
396: function checksec() {
397: for (i=0; i<document.forms.compemail.elements.length; i++) {
398: if
399: (document.forms.compemail.elements[i].name.indexOf
400: ('send_to_&&&'+document.forms.compemail.chksec.value)==0) {
401: document.forms.compemail.elements[i].checked=true;
402: }
403: }
404: }
405:
406: function uncheckall() {
407: for (i=0; i<document.forms.compemail.elements.length; i++) {
408: if
409: (document.forms.compemail.elements[i].name.indexOf('send_to_')==0) {
410: document.forms.compemail.elements[i].checked=false;
411: }
412: }
413: }
414: </script>
415: <input type=button onClick="checkall()" value="Check for All">
416: <input type=button onClick="checksec()" value="Check for Section/Group">
417: <input type=text size=5 name=chksec>
418: <input type=button onClick="uncheckall()" value="Check for None">
419: <p>
420: ENDDISHEADER
421: foreach (sort keys %courselist) {
422: my ($end,$start)=split(/\:/,$courselist{$_});
423: my $active=1;
424: if (($end) && ($now>$end)) { $active=0; }
425: if ($active) {
426: my ($sname,$sdom)=split(/\:/,$_);
427: my %reply=&Apache::lonnet::get('environment',
428: ['firstname','middlename','lastname','generation'],
429: $sdom,$sname);
430: my $section=&Apache::lonnet::usection
431: ($sdom,$sname,$ENV{'request.course.id'});
432: $r->print(
433: '<br><input type=checkbox name="send_to_&&&'.$section.'&&&_'.$_.'"> '.
434: $reply{'firstname'}.' '.
435: $reply{'middlename'}.' '.
436: $reply{'lastname'}.' '.
437: $reply{'generation'}.
438: ' ('.$_.') '.$section);
439: }
440: }
441: }
442:
443: # ==================================================== Display Critical Message
444:
445: sub discrit {
446: my $r=shift;
447: my $header = '<h1><font color=red>Critical Messages</font></h1>'.
448: '<form action=/adm/email method=post>'.
449: '<input type=hidden name=confirm value=true>';
450: my %what=&Apache::lonnet::dump('critical');
451: my $result = '';
452: foreach (sort keys %what) {
453: my %content=&unpackagemsg($what{$_});
454: next if ($content{'senderdomain'} eq '');
455: $content{'message'}=~s/\n/\<br\>/g;
456: $result.='<hr>From: <b>'.
457: &Apache::loncommon::aboutmewrapper(
458: &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).'</b> ('.
459: $content{'sendername'}.'@'.
460: $content{'senderdomain'}.') '.$content{'time'}.
461: '<br>Subject: '.$content{'subject'}.
462: '<br><blockquote>'.
463: &Apache::lontexconvert::msgtexconverted($content{'message'}).
464: '</blockquote>'.
465: '<input type=submit name="rec_'.$_.'" value="Confirm Receipt">'.
466: '<input type=submit name="reprec_'.$_.'" '.
467: 'value="Confirm Receipt and Reply">';
468: }
469: # Check to see if there were any messages.
470: if ($result eq '') {
471: $result = "<h2>You have no critical messages.</h2>";
472: } else {
473: $r->print($header);
474: }
475: $r->print($result);
476: $r->print('<input type=hidden name="displayedcrit" value="true"></form>');
477: }
478:
479: # =============================================================== Compose reply
480:
481: sub comprep {
482: my ($r,$msgid)=@_;
483: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
484: my %content=&unpackagemsg($message{$msgid},1);
485: my $quotemsg='> '.$content{'message'};
486: $quotemsg=~s/\r/\n/g;
487: $quotemsg=~s/\f/\n/g;
488: $quotemsg=~s/\n+/\n\> /g;
489: my $torepl=&Apache::loncommon::aboutmewrapper(
490: &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).' ('.
491: $content{'sendername'}.'@'.
492: $content{'senderdomain'}.')';
493: my $subject='Re: '.$content{'subject'};
494: my $dispcrit='';
495: if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
496: my $crithelp = Apache::loncommon::help_open_topic("Course_Critical_Message");
497: $dispcrit=
498: '<input type=checkbox name=critmsg> Send as critical message ' . $crithelp .
499: '<br>'.
500: '<input type=checkbox name=sendbck> Send as critical message ' .
501: ' and return receipt' . $crithelp . '<p>';
502: }
503: $r->print(<<"ENDREPLY");
504: <form action="/adm/email" method=post>
505: <input type=hidden name=sendreply value="$msgid">
506: To: $torepl<br />
507: Subject: <input type=text size=50 name=subject value="$subject"><p>
508: <textarea name=message cols=84 rows=10 wrap=hard>
509: $quotemsg
510: </textarea><p>
511: $dispcrit
512: <input type=submit value="Send Reply">
513: </form>
514: ENDREPLY
515: }
516:
517: # ======================================================== Display all messages
518:
519: sub disall {
520: my $r=shift;
521: $r->print(<<ENDDISHEADER);
522: <script>
523: function checkall() {
524: for (i=0; i<document.forms.disall.elements.length; i++) {
525: if
526: (document.forms.disall.elements[i].name.indexOf('delmark_')==0) {
527: document.forms.disall.elements[i].checked=true;
528: }
529: }
530: }
531:
532: function uncheckall() {
533: for (i=0; i<document.forms.disall.elements.length; i++) {
534: if
535: (document.forms.disall.elements[i].name.indexOf('delmark_')==0) {
536: document.forms.disall.elements[i].checked=false;
537: }
538: }
539: }
540: </script>
541: ENDDISHEADER
542: $r->print(
543: '<h1>Display All Messages</h1><form method=post name=disall '.
544: 'action="/adm/email">'.
545: '<table border=2><tr><th colspan=2> </th><th>Date</th>'.
546: '<th>Username</th><th>Domain</th><th>Subject</th><th>Status</th></tr>');
547: foreach (sort split(/\&/,&Apache::lonnet::reply('keys:'.
548: $ENV{'user.domain'}.':'.
549: $ENV{'user.name'}.':nohist_email',
550: $ENV{'user.home'}))) {
551: my ($sendtime,$shortsubj,$fromname,$fromdomain,$status)=
552: &Apache::lonmsg::unpackmsgid($_);
553: if (($status ne 'deleted') && defined($sendtime) && $sendtime!~/error/) {
554: if ($status eq 'new') {
555: $r->print('<tr bgcolor="#FFBB77">');
556: } elsif ($status eq 'read') {
557: $r->print('<tr bgcolor="#BBBB77">');
558: } elsif ($status eq 'replied') {
559: $r->print('<tr bgcolor="#AAAA88">');
560: } else {
561: $r->print('<tr bgcolor="#99BBBB">');
562: }
563: $r->print('<td><a href="/adm/email?display='.$_.
564: '">Open</a></td><td><a href="/adm/email?markdel='.$_.
565: '">Delete</a><input type=checkbox name="delmark_'.$_.'"></td>'.
566: '<td>'.localtime($sendtime).'</td><td>'.
567: $fromname.'</td><td>'.$fromdomain.'</td><td>'.
568: &Apache::lonnet::unescape($shortsubj).'</td><td>'.
569: $status.'</td></tr>');
570: }
571: }
572: $r->print('</table><p>'.
573: '<a href="javascript:checkall()">Check All</a> '.
574: '<a href="javascript:uncheckall()">Uncheck All</a><p>'.
575: '<input type=submit name="markeddel" value="Delete Checked">'.
576: '</form></body></html>');
577: }
578:
579: # ============================================================== Compose output
580:
581: sub compout {
582: my ($r,$forwarding,$broadcast)=@_;
583: my $dispcrit='';
584: my $dissub='';
585: my $dismsg='';
586: my $func='Send New';
587: if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
588: my $crithelp = Apache::loncommon::help_open_topic("Course_Critical_Message");
589: $dispcrit=
590: '<input type=checkbox name=critmsg> Send as critical message ' . $crithelp .
591: '<br>'.
592: '<input type=checkbox name=sendbck> Send as critical message ' .
593: ' and return receipt' . $crithelp . '<p>';
594: }
595: if ($forwarding) {
596: $dispcrit.='<input type=hidden name=forwid value="'.
597: $forwarding.'">';
598: $func='Forward';
599: my %message=&Apache::lonnet::get('nohist_email',[$forwarding]);
600: my %content=&unpackagemsg($message{$forwarding});
601:
602: $dissub='Forwarding: '.$content{'subject'};
603: $dismsg='Forwarded message from '.
604: $content{'sendername'}.' at '.$content{'senderdomain'};
605: }
606: my $defdom=$ENV{'user.domain'};
607: if ($ENV{'form.recdom'}) { $defdom=$ENV{'form.recdom'}; }
608: $r->print(
609: '<form action="/adm/email" name="compemail" method="post"'.
610: ' enctype="multipart/form-data">'."\n".
611: '<input type="hidden" name="sendmail" value="on">'."\n".
612: '<table>');
613: unless (($broadcast eq 'group') || ($broadcast eq 'upload')) {
614: my $domform = &Apache::loncommon::select_dom_form($defdom,'recdomain');
615: my $selectlink=&Apache::loncommon::selectstudent_link
616: ('compemail','recuname','recdomain');
617: $r->print(<<"ENDREC");
618: <table>
619: <tr><td>Username:</td><td><input type=text size=12 name=recuname value="$ENV{'form.recname'}"></td><td rowspan="2">$selectlink</td></tr>
620: <tr><td>Domain:</td>
621: <td>$domform</td></tr>
622: ENDREC
623: }
624: my $latexHelp = Apache::loncommon::helpLatexCheatsheet();
625: if ($broadcast ne 'upload') {
626: $r->print(<<"ENDCOMP");
627: <tr><td>Additional Recipients<br><tt>username\@domain,username\@domain, ...
628: </tt></td><td>
629: <input type=text size=50 name=additionalrec></td></tr>
630: <tr><td>Subject:</td><td><input type=text size=50 name=subject value="$dissub">
631: </td></tr></table>
632: $latexHelp
633: <textarea name=message cols=80 rows=10 wrap=hard>$dismsg
634: </textarea><p>
635: $dispcrit
636: <input type=submit value="$func Mail">
637: ENDCOMP
638: } else { # $broadcast is 'upload'
639: $r->print(<<ENDUPLOAD);
640: <input type=hidden name=sendmode value=upload>
641: <h3>Generate messages from a file</h3>
642: <p>
643: Subject: <input type=text size=50 name=subject>
644: </p>
645: <p>General message text<br />
646: <textarea name=message cols=60 rows=10 wrap=hard>$dismsg
647: </textarea></p>
648: <p>
649: The file format for the uploaded portion of the message is:
650: <pre>
651: username1\@domain1: text
652: username2\@domain2: text
653: username3\@domain1: text
654: </pre>
655: </p>
656: <p>
657: The messages will be assembled from all lines with the respective
658: <tt>username\@domain</tt>, and appended to the general message text.</p>
659: <p>
660: <input type=file name=upfile size=20><p>
661: $dispcrit
662: <input type=submit value="Upload and send">
663: ENDUPLOAD
664: }
665: if ($broadcast eq 'group') {
666: &discourse;
667: }
668: $r->print('</form>');
669: }
670:
671: # ---------------------------------------------------- Display all face to face
672:
673: sub disfacetoface {
674: my ($r,$user,$domain)=@_;
675: unless ($ENV{'request.course.id'}) { return; }
676: unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
677: return;
678: }
679: my %records=&Apache::lonnet::dump('nohist_email',
680: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
681: $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
682: '%255b'.$user.'%253a'.$domain.'%255d');
683: my $result='';
684: foreach (sort keys %records) {
685: my %content=&unpackagemsg($records{$_});
686: next if ($content{'senderdomain'} eq '');
687: $content{'message'}=~s/\n/\<br\>/g;
688: if ($content{'subject'}=~/^Record/) {
689: $result.='<h3>Record</h3>';
690: } else {
691: $result.='<h3>Sent Message</h3>';
692: %content=&unpackagemsg($content{'message'});
693: $content{'message'}=
694: '<b>Subject: '.$content{'subject'}.'</b><br />'.
695: $content{'message'};
696: }
697: $result.='By: <b>'.
698: &Apache::loncommon::aboutmewrapper(
699: &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),$content{'sendername'},$content{'senderdomain'}).'</b> ('.
700: $content{'sendername'}.'@'.
701: $content{'senderdomain'}.') '.$content{'time'}.
702: '<br><blockquote>'.
703: &Apache::lontexconvert::msgtexconverted($content{'message'}).
704: '</blockquote>';
705: }
706: # Check to see if there were any messages.
707: if ($result eq '') {
708: $r->print("<p><b>No notes, face-to-face discussion records, or critical messages in this course.</b></p>");
709: } else {
710: $r->print($result);
711: }
712: }
713:
714: # ---------------------------------------------------------------- Face to face
715:
716: sub facetoface {
717: my ($r,$stage)=@_;
718: unless (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) {
719: return;
720: }
721: # from query string
722: if ($ENV{'form.recname'}) { $ENV{'form.recuname'}=$ENV{'form.recname'}; }
723: if ($ENV{'form.recdom'}) { $ENV{'form.recdomain'}=$ENV{'form.recdom'}; }
724:
725: my $defdom=$ENV{'user.domain'};
726: # already filled in
727: if ($ENV{'form.recdomain'}) { $defdom=$ENV{'form.recdomain'}; }
728: # generate output
729: my $domform = &Apache::loncommon::select_dom_form($defdom,'recdomain');
730: my $stdbrws = &Apache::loncommon::selectstudent_link
731: ('stdselect','recuname','recdomain');
732: $r->print(<<"ENDTREC");
733: <h3>User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course</h3>
734: <form method="post" action="/adm/email" name="stdselect">
735: <input type="hidden" name="recordftf" value="retrieve" />
736: <table>
737: <tr><td>Username:</td><td><input type=text size=12 name=recuname value="$ENV{'form.recuname'}"></td>
738: <td rowspan="2">
739: $stdbrws
740: <input type="submit" value="Retrieve discussion and message records"></td>
741: </tr>
742: <tr><td>Domain:</td>
743: <td>$domform</td></tr>
744: </table>
745: </form>
746: ENDTREC
747: if (($stage ne 'query') &&
748: ($ENV{'form.recdomain'}) && ($ENV{'form.recuname'})) {
749: chomp($ENV{'form.newrecord'});
750: if ($ENV{'form.newrecord'}) {
751: &user_normal_msg_raw(
752: $ENV{'course.'.$ENV{'request.course.id'}.'.num'},
753: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
754: 'Record ['.$ENV{'form.recuname'}.':'.$ENV{'form.recdomain'}.']',
755: $ENV{'form.newrecord'});
756: }
757: $r->print('<h3>'.&Apache::loncommon::plainname($ENV{'form.recuname'},
758: $ENV{'form.recdomain'}).'</h3>');
759: &disfacetoface($r,$ENV{'form.recuname'},$ENV{'form.recdomain'});
760: $r->print(<<ENDRHEAD);
761: <form method="post" action="/adm/email">
762: <input name="recdomain" value="$ENV{'form.recdomain'}" type="hidden" />
763: <input name="recuname" value="$ENV{'form.recuname'}" type="hidden" />
764: ENDRHEAD
765: $r->print(<<ENDBFORM);
766: <hr />New Record (record is visible to course faculty and staff)<br />
767: <textarea name="newrecord" cols="80" rows="10" wrap="hard"></textarea>
768: <br />
769: <input type="hidden" name="recordftf" value="post" />
770: <input type="submit" value="Post this record" />
771: </form>
772: ENDBFORM
773: }
774: }
775:
776: # ===================================================================== Handler
777:
778: sub handler {
779: my $r=shift;
780:
781: # ----------------------------------------------------------- Set document type
782:
783: $r->content_type('text/html');
784: $r->send_http_header;
785:
786: return OK if $r->header_only;
787:
788: # --------------------------- Get query string for limited number of parameters
789: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
790: ['display','replyto','forward','markread','markdel','markunread',
791: 'sendreply','compose','sendmail','critical','recname','recdom',
792: 'recordftf']);
793:
794: # ------------------------------------------------------ They checked for email
795: &Apache::lonnet::put('email_status',{'recnewemail'=>0});
796: # --------------------------------------------------------------- Render Output
797: if (!$ENV{'form.display'}) {
798: $r->print('<html><head><title>EMail and Messaging</title>'.
799: &Apache::loncommon::studentbrowser_javascript().'</head>'.
800: &Apache::loncommon::bodytag('EMail and Messages'));
801: }
802: if ($ENV{'form.display'}) {
803: my $msgid=$ENV{'form.display'};
804: &statuschange($msgid,'read');
805: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
806: my %content=&unpackagemsg($message{$msgid});
807: $r->print('<html><head><title>EMail and Messaging</title>');
808: if (defined($content{'baseurl'})) {
809: $r->print("<base href=\"http://$ENV{'SERVER_NAME'}/$content{'baseurl'}\" />");
810: }
811: $r->print(&Apache::loncommon::studentbrowser_javascript().
812: '</head>'.
813: &Apache::loncommon::bodytag('EMail and Messages'));
814: $r->print('<b>Subject:</b> '.$content{'subject'}.
815: '<br><b>From:</b> '.
816: &Apache::loncommon::aboutmewrapper(
817: &Apache::loncommon::plainname($content{'sendername'},$content{'senderdomain'}),
818: $content{'sendername'},$content{'senderdomain'}).' ('.
819: $content{'sendername'}.' at '.
820: $content{'senderdomain'}.') '.
821: '<br><b>Time:</b> '.$content{'time'}.'<p>'.
822: '<table border=2><tr bgcolor="#FFFFAA"><td>Functions:</td>'.
823: '<td><a href="/adm/email?replyto='.&Apache::lonnet::escape($msgid).
824: '"><b>Reply</b></a></td>'.
825: '<td><a href="/adm/email?forward='.&Apache::lonnet::escape($msgid).
826: '"><b>Forward</b></a></td>'.
827: '<td><a href="/adm/email?markunread='.&Apache::lonnet::escape($msgid).
828: '"><b>Mark Unread</b></a></td>'.
829: '<td><a href="/adm/email?markdel='.&Apache::lonnet::escape($msgid).
830: '"><b>Delete</b></a></td>'.
831: '<td><a href="/adm/email"><b>Display all Messages</b></a></td>'.
832: '</tr></table><p><pre>'.
833: &Apache::lontexconvert::msgtexconverted($content{'message'}).
834: '</pre><hr>'.$content{'citation'});
835: } elsif ($ENV{'form.replyto'}) {
836: &comprep($r,$ENV{'form.replyto'});
837: } elsif ($ENV{'form.sendreply'}) {
838: my $msgid=$ENV{'form.sendreply'};
839: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
840: my %content=&unpackagemsg($message{$msgid},1);
841: &statuschange($msgid,'replied');
842: if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
843: (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
844: $r->print('Sending critical: '.
845: &user_crit_msg($content{'sendername'},
846: $content{'senderdomain'},
847: &Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
848: &Apache::lonfeedback::clear_out_html($ENV{'form.message'}),
849: $ENV{'form.sendbck'}));
850: } else {
851: $r->print('Sending: '.&user_normal_msg($content{'sendername'},
852: $content{'senderdomain'},
853: &Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
854: &Apache::lonfeedback::clear_out_html($ENV{'form.message'})));
855: }
856: if ($ENV{'form.displayedcrit'}) {
857: &discrit($r);
858: } else {
859: &disall($r);
860: }
861: } elsif ($ENV{'form.confirm'}) {
862: foreach (keys %ENV) {
863: if ($_=~/^form\.rec\_(.*)$/) {
864: $r->print('<b>Confirming Receipt:</b> '.
865: &user_crit_received($1).'<br>');
866: }
867: if ($_=~/^form\.reprec\_(.*)$/) {
868: my $msgid=$1;
869: $r->print('<b>Confirming Receipt:</b> '.
870: &user_crit_received($msgid).'<br>');
871: &comprep($r,$msgid);
872: }
873: }
874: &discrit($r);
875: } elsif ($ENV{'form.critical'}) {
876: &discrit($r);
877: } elsif ($ENV{'form.forward'}) {
878: &compout($r,$ENV{'form.forward'});
879: } elsif ($ENV{'form.markread'}) {
880: } elsif ($ENV{'form.markdel'}) {
881: &statuschange($ENV{'form.markdel'},'deleted');
882: &disall($r);
883: } elsif ($ENV{'form.markeddel'}) {
884: my $total=0;
885: foreach (keys %ENV) {
886: if ($_=~/^form\.delmark_(.*)$/) {
887: &statuschange(&Apache::lonnet::unescape($1),'deleted');
888: $total++;
889: }
890: }
891: $r->print('Deleted '.$total.' message(s)<p>');
892: &disall($r);
893: } elsif ($ENV{'form.markunread'}) {
894: &statuschange($ENV{'form.markunread'},'new');
895: &disall($r);
896: } elsif ($ENV{'form.compose'}) {
897: &compout($r,'',$ENV{'form.compose'});
898: } elsif ($ENV{'form.recordftf'}) {
899: &facetoface($r,$ENV{'form.recordftf'});
900: } elsif ($ENV{'form.sendmail'}) {
901: my %content=();
902: undef %content;
903: if ($ENV{'form.forwid'}) {
904: my $msgid=$ENV{'form.forwid'};
905: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
906: %content=&unpackagemsg($message{$msgid},1);
907: &statuschange($msgid,'forwarded');
908: $ENV{'form.message'}.="\n\n-- Forwarded message --\n\n".
909: $content{'message'};
910: }
911: my %toaddr=();
912: undef %toaddr;
913: if ($ENV{'form.sendmode'} eq 'group') {
914: foreach (keys %ENV) {
915: if ($_=~/^form\.send\_to\_\&\&\&[^\&]*\&\&\&\_(.+)$/) {
916: $toaddr{$1}='';
917: }
918: }
919: } elsif ($ENV{'form.sendmode'} eq 'upload') {
920: foreach (split(/[\n\r\f]+/,$ENV{'form.upfile'})) {
921: my ($rec,$txt)=split(/\s*\:\s*/,$_);
922: if ($txt) {
923: $rec=~s/\@/\:/;
924: $toaddr{$rec}.=$txt."\n";
925: }
926: }
927: } else {
928: $toaddr{$ENV{'form.recuname'}.':'.$ENV{'form.recdomain'}}='';
929: }
930: if ($ENV{'form.additionalrec'}) {
931: foreach (split(/\,/,$ENV{'form.additionalrec'})) {
932: my ($auname,$audom)=split(/\@/,$_);
933: $toaddr{$auname.':'.$audom}='';
934: }
935: }
936: foreach (keys %toaddr) {
937: my ($recuname,$recdomain)=split(/\:/,$_);
938: my $msgtxt=&Apache::lonfeedback::clear_out_html($ENV{'form.message'});
939: if ($toaddr{$_}) { $msgtxt.='<hr>'.$toaddr{$_}; }
940: if ((($ENV{'form.critmsg'}) || ($ENV{'form.sendbck'})) &&
941: (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'}))) {
942: $r->print('Sending critical: '.
943: &user_crit_msg($recuname,$recdomain,
944: &Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
945: $msgtxt,
946: $ENV{'form.sendbck'}));
947: } else {
948: $r->print('Sending: '.&user_normal_msg($recuname,$recdomain,
949: &Apache::lonfeedback::clear_out_html($ENV{'form.subject'}),
950: $msgtxt,
951: $content{'citation'}));
952: }
953: $r->print('<br>');
954: }
955: if ($ENV{'form.displayedcrit'}) {
956: &discrit($r);
957: } else {
958: &disall($r);
959: }
960: } else {
961: &disall($r);
962: }
963: $r->print('</body></html>');
964: return OK;
965:
966: }
967: # ================================================= Main program, reset counter
968:
969: BEGIN {
970: $msgcount=0;
971: }
972:
973: 1;
974: __END__
975:
976:
977:
978:
979:
980:
981:
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