Annotation of loncom/interface/lonmsg.pm, revision 1.9
1.1 www 1: # The LearningOnline Network with CAPA
2: #
3: # Routines for messaging
4: #
5: # (Routines to control the menu
6: #
7: # (TeX Conversion Module
8: #
9: # 05/29/00,05/30 Gerd Kortemeyer)
10: #
11: # 10/05 Gerd Kortemeyer)
12: #
1.6 www 13: # 10/19,10/20,10/30,
14: # 02/06/01 Gerd Kortemeyer
1.1 www 15:
16: package Apache::lonmsg;
17:
18: use strict;
19: use Apache::lonnet();
1.2 www 20: use vars qw($msgcount);
21: use HTML::TokeParser;
1.5 www 22: use Apache::Constants qw(:common);
1.1 www 23:
24: # ===================================================================== Package
25:
1.3 www 26: sub packagemsg {
1.7 www 27: my ($subject,$message,$citation)=@_;
1.1 www 28: $message=~s/\</\<\;/g;
29: $message=~s/\>/\>\;/g;
1.7 www 30: $citation=~s/\</\<\;/g;
31: $citation=~s/\>/\>\;/g;
1.1 www 32: $subject=~s/\</\<\;/g;
33: $subject=~s/\>/\>\;/g;
1.2 www 34: my $now=time;
35: $msgcount++;
1.6 www 36: my $partsubj=$subject;
37: $partsubj=&Apache::lonnet::escape($partsubj);
38: $partsubj=substr($partsubj,0,50);
39: my $msgid=&Apache::lonnet::escape(
40: $now.':'.$partsubj.':'.$ENV{'user.name'}.':'.
41: $ENV{'user.domain'}.':'.$msgcount.':'.$$);
1.2 www 42: return $msgid,
43: '<sendername>'.$ENV{'user.name'}.'</sendername>'.
1.1 www 44: '<senderdomain>'.$ENV{'user.domain'}.'</senderdomain>'.
45: '<subject>'.$subject.'</subject>'.
1.2 www 46: '<time>'.localtime($now).'</time>'.
1.1 www 47: '<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
48: '<host>'.$ENV{'HTTP_HOST'}.'</host>'.
49: '<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
50: '<browsertype>'.$ENV{'browser.type'}.'</browsertype>'.
51: '<browseros>'.$ENV{'browser.os'}.'</browseros>'.
52: '<browserversion>'.$ENV{'browser.version'}.'</browserversion>'.
53: '<browsermathml>'.$ENV{'browser.mathml'}.'</browsermathml>'.
54: '<browserraw>'.$ENV{'HTTP_USER_AGENT'}.'</browserraw>'.
55: '<courseid>'.$ENV{'request.course.id'}.'</courseid>'.
56: '<role>'.$ENV{'request.role'}.'</role>'.
57: '<resource>'.$ENV{'request.filename'}.'</resource>'.
1.2 www 58: '<msgid>'.$msgid.'</msgid>'.
1.7 www 59: '<message>'.$message.'</message>'.
60: '<citation>'.$citation.'</citation>';
1.1 www 61: }
62:
1.2 www 63: # ================================================== Unpack message into a hash
64:
1.3 www 65: sub unpackagemsg {
1.2 www 66: my $message=shift;
67: my %content=();
68: my $parser=HTML::TokeParser->new(\$message);
69: my $token;
70: while ($token=$parser->get_token) {
71: if ($token->[0] eq 'S') {
72: my $entry=$token->[1];
73: my $value=$parser->get_text('/'.$entry);
74: $content{$entry}=$value;
75: }
76: }
77: return %content;
78: }
79:
1.6 www 80: # ======================================================= Get info out of msgid
81:
82: sub unpackmsgid {
1.7 www 83: my $msgid=&Apache::lonnet::unescape(shift);
1.6 www 84: my ($sendtime,$shortsubj,$fromname,$fromdomain)=split(/\:/,
1.7 www 85: &Apache::lonnet::unescape($msgid));
1.8 albertel 86: my %status=&Apache::lonnet::get('email_status',[$msgid]);
1.6 www 87: if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
88: unless ($status{$msgid}) { $status{$msgid}='new'; }
89: return ($sendtime,$shortsubj,$fromname,$fromdomain,$status{$msgid});
90: }
91:
1.1 www 92: # =============================== Automated message to the author of a resource
93:
94: sub author_res_msg {
95: my ($filename,$message)=@_;
1.2 www 96: unless ($message) { return 'empty'; }
1.1 www 97: $filename=&Apache::lonnet::declutter($filename);
98: my ($domain,$author,@dummy)=split(/\//,$filename);
99: my $homeserver=&Apache::lonnet::homeserver($author,$domain);
100: if ($homeserver ne 'no_host') {
101: my $id=unpack("%32C*",$message);
1.2 www 102: my $msgid;
1.3 www 103: ($msgid,$message)=&packagemsg($filename,$message);
104: return &Apache::lonnet::reply('put:'.$domain.':'.$author.
105: ':nohist_res_msgs:'.
106: &Apache::lonnet::escape($filename.'_'.$id).'='.
107: &Apache::lonnet::escape($message),$homeserver);
1.1 www 108: }
1.2 www 109: return 'no_host';
1.1 www 110: }
111:
112: # ================================================== Critical message to a user
113:
114: sub user_crit_msg {
115: my ($user,$domain,$subject,$message)=@_;
1.2 www 116: # Check if allowed missing
117: my $status='';
118: my $msgid='undefined';
119: unless (($message)&&($user)&&($domain)) { $status='empty'; };
120: my $homeserver=&Apache::lonnet::homeserver($user,$domain);
121: if ($homeserver ne 'no_host') {
122: my $msgid;
1.3 www 123: ($msgid,$message)=&packagemsg($subject,$message);
1.4 www 124: $status=&Apache::lonnet::critical(
125: 'put:'.$domain.':'.$user.':critical:'.
126: &Apache::lonnet::escape($msgid).'='.
127: &Apache::lonnet::escape($message),$homeserver);
1.2 www 128: } else {
129: $status='no_host';
130: }
131: &Apache::lonnet::logthis(
1.4 www 132: 'Sending critical email '.$msgid.
1.2 www 133: ', log status: '.
134: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
135: $ENV{'user.home'},
136: 'Sending critical '.$msgid.' to '.$user.' at '.$domain.' with status: '
1.4 www 137: .$status));
1.2 www 138: return $status;
139: }
140:
141: # =================================================== Critical message received
142:
143: sub user_crit_received {
144: my $message=shift;
1.4 www 145: my %contents=&unpackagemsg($message);
1.5 www 146: my $status='rec: '.
147: &user_normal_msg($contents{'sendername'},$contents{'senderdomain'},
1.4 www 148: 'Receipt: '.$ENV{'user.name'}.' at '.$ENV{'user.domain'},
149: 'User '.$ENV{'user.name'}.' at '.$ENV{'user.domain'}.
150: ' acknowledged receipt of message "'.
151: $contents{'subject'}.'" dated '.$contents{'time'}.".\n\n"
152: .'Message ID: '.$contents{'msgid'});
1.5 www 153: $status.=' trans: '.
154: &Apache::lonnet::put('nohist_email',$contents{'msgid'} => $message);
155: $status.=' del: '.
1.9 ! albertel 156: &Apache::lonnet::del('critical',[$contents{'msgid'}]);
1.5 www 157: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
158: $ENV{'user.home'},'Received critical message '.
159: $contents{'msgid'}.
160: ', '.$status);
1.2 www 161: }
162:
163: # ======================================================== Normal communication
164:
165: sub user_normal_msg {
1.7 www 166: my ($user,$domain,$subject,$message,$citation)=@_;
1.2 www 167: # Check if allowed missing
168: my $status='';
169: my $msgid='undefined';
170: unless (($message)&&($user)&&($domain)) { $status='empty'; };
171: my $homeserver=&Apache::lonnet::homeserver($user,$domain);
172: if ($homeserver ne 'no_host') {
173: my $msgid;
1.7 www 174: ($msgid,$message)=&packagemsg($subject,$message,$citation);
1.4 www 175: $status=&Apache::lonnet::critical(
176: 'put:'.$domain.':'.$user.':nohist_email:'.
177: &Apache::lonnet::escape($msgid).'='.
178: &Apache::lonnet::escape($message),$homeserver);
1.2 www 179: } else {
180: $status='no_host';
181: }
182: &Apache::lonnet::log($ENV{'user.domain'},$ENV{'user.name'},
183: $ENV{'user.home'},
184: 'Sending '.$msgid.' to '.$user.' at '.$domain.' with status: '.$status);
185: return $status;
186: }
187:
1.7 www 188: # =============================================================== Status Change
189:
190: sub statuschange {
191: my ($msgid,$newstatus)=@_;
1.8 albertel 192: my %status=&Apache::lonnet::get('email_status',[$msgid]);
1.7 www 193: if ($status{$msgid}=~/^error\:/) { $status{$msgid}=''; }
194: unless ($status{$msgid}) { $status{$msgid}='new'; }
195: unless (($status{$msgid} eq 'replied') ||
196: ($status{$msgid} eq 'forwarded')) {
197: &Apache::lonnet::put('email_status',($msgid => $newstatus));
198: }
199: }
1.5 www 200: # ===================================================================== Handler
201:
202: sub handler {
203: my $r=shift;
204:
205: # ----------------------------------------------------------- Set document type
206:
207: $r->content_type('text/html');
208: $r->send_http_header;
209:
210: return OK if $r->header_only;
211:
1.6 www 212: # --------------------------- Get query string for limited number of parameters
213:
214: map {
215: my ($name, $value) = split(/=/,$_);
216: $value =~ tr/+/ /;
217: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
218: if (($name eq 'display') || ($name eq 'replyto') ||
1.7 www 219: ($name eq 'forward') || ($name eq 'mark') ||
220: ($name eq 'sendreply')) {
1.6 www 221: unless ($ENV{'form.'.$name}) {
222: $ENV{'form.'.$name}=$value;
223: }
224: }
225: } (split(/&/,$ENV{'QUERY_STRING'}));
226:
1.5 www 227: # --------------------------------------------------------------- Render Output
228:
229: $r->print('<html><head><title>EMail and Messaging</title></head>');
1.7 www 230: $r->print(
231: '<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>');
1.5 www 232: $r->print('<h1>EMail</h1>');
1.6 www 233: if ($ENV{'form.display'}) {
1.7 www 234: my $msgid=$ENV{'form.display'};
235: &statuschange($msgid,'read');
1.8 albertel 236: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
1.7 www 237: my %content=&unpackagemsg($message{$msgid});
238: $r->print('<b>Subject:</b> '.$content{'subject'}.
239: '<br><b>From:</b> '.$content{'sendername'}.' at '.
240: $content{'senderdomain'}.
241: '<br><b>Time:</b> '.$content{'time'}.'<hr>Functions: '.
242: '<a href="/adm/email?replyto='.&Apache::lonnet::escape($msgid).
243: '"><b>Reply</b></a><hr><pre>'.
244: $content{'message'}.'</pre><hr>'.$content{'citation'});
1.6 www 245: } elsif ($ENV{'form.replyto'}) {
1.7 www 246: my $msgid=$ENV{'form.replyto'};
1.8 albertel 247: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
1.7 www 248: my %content=&unpackagemsg($message{$msgid});
249: my $quotemsg='> '.$content{'message'};
250: $quotemsg=~s/\r/\n/g;
251: $quotemsg=~s/\f/\n/g;
252: $quotemsg=~s/\n+/\n\> /g;
253: my $subject='Re: '.$content{'subject'};
254: $r->print(<<"ENDREPLY");
255: <form action="/adm/email" method=post>
256: <input type=hidden name=sendreply value="$msgid">
257: Subject: <input type=text size=50 name=subject value="$subject"><p>
258: <textarea name=message cols=60 rows=10>
259: $quotemsg
260: </textarea><p>
261: <input type=submit value="Send Reply">
262: </form>
263: ENDREPLY
264: } elsif ($ENV{'form.sendreply'}) {
265: my $msgid=$ENV{'form.sendreply'};
1.8 albertel 266: my %message=&Apache::lonnet::get('nohist_email',[$msgid]);
1.7 www 267: my %content=&unpackagemsg($message{$msgid});
268: &statuschange($msgid,'replied');
269: $r->print('Sending: '.&user_normal_msg($content{'sendername'},
270: $content{'senderdomain'},
271: $ENV{'form.subject'},
272: $ENV{'form.message'}));
1.6 www 273: } elsif ($ENV{'form.forward'}) {
274: } elsif ($ENV{'form.mark'}) {
275: } else {
276: $r->print('<table border=2><tr><th> </th><th>Date</th>'.
277: '<th>Username</th><th>Domain</th><th>Subject</th><th>Status</th></tr>');
278: map {
279: my ($sendtime,$shortsubj,$fromname,$fromdomain,$status)=
280: &Apache::lonmsg::unpackmsgid($_);
281: if ($status eq 'new') {
282: $r->print('<tr bgcolor="#FFBB77">');
283: } elsif ($status eq 'read') {
284: $r->print('<tr bgcolor="#BBBB77">');
285: } elsif ($status eq 'replied') {
1.7 www 286: $r->print('<tr bgcolor="#AAAA88">');
1.6 www 287: } else {
288: $r->print('<tr bgcolor="#99BBBB">');
289: }
290: $r->print('<td><a href="/adm/email?display='.$_.
291: '">Open</a></td><td>'.localtime($sendtime).'</td><td>'.
292: $fromname.'</td><td>'.$fromdomain.'</td><td>'.
293: &Apache::lonnet::unescape($shortsubj).'</td><td>'.
294: $status.'</td></tr>');
295: } sort split(/\&/,&Apache::lonnet::reply('keys:'.
296: $ENV{'user.domain'}.':'.
297: $ENV{'user.name'}.':nohist_email',
298: $ENV{'user.home'}));
299: $r->print('</table></body></html>');
300:
301: }
1.5 www 302: $r->print('</body></html>');
303: return OK;
304:
305: }
1.2 www 306: # ================================================= Main program, reset counter
307:
308: sub BEGIN {
309: $msgcount=0;
1.1 www 310: }
311:
312: 1;
313: __END__
314:
315:
316:
317:
318:
319:
320:
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