59177427 |
1 | <?php |
2ba13803 |
2 | |
35586184 |
3 | /** |
4 | * smtp.php |
5 | * |
15e6162e |
6 | * Copyright (c) 1999-2002 The SquirrelMail Project Team |
35586184 |
7 | * Licensed under the GNU GPL. For full terms see the file COPYING. |
8 | * |
9 | * This contains all the functions needed to send messages through |
10 | * an smtp server or sendmail. |
11 | * |
12 | * $Id$ |
13 | */ |
b8ea4ed6 |
14 | |
35586184 |
15 | require_once('../functions/addressbook.php'); |
16 | require_once('../functions/plugin.php'); |
3392dc86 |
17 | require_once('../functions/prefs.php'); |
35586184 |
18 | |
19 | global $username, $popuser, $domain; |
465db5d7 |
20 | |
a1e937bb |
21 | /* This should most probably go to some initialization... */ |
e25c2bd3 |
22 | if (ereg("^([^@%/]+)[@%/](.+)$", $username, $usernamedata)) { |
23 | $popuser = $usernamedata[1]; |
24 | $domain = $usernamedata[2]; |
25 | unset($usernamedata); |
26 | } else { |
27 | $popuser = $username; |
28 | } |
a1e937bb |
29 | /* We need domain for smtp */ |
30 | if (!$domain) { |
e25c2bd3 |
31 | $domain = getenv('HOSTNAME'); |
a1e937bb |
32 | } |
e25c2bd3 |
33 | |
a1e937bb |
34 | /* Returns true only if this message is multipart */ |
e25c2bd3 |
35 | function isMultipart () { |
36 | global $attachments; |
37 | |
a1e937bb |
38 | if (count($attachments)>0) { |
e25c2bd3 |
39 | return true; |
a1e937bb |
40 | } |
41 | else { |
e25c2bd3 |
42 | return false; |
a1e937bb |
43 | } |
e25c2bd3 |
44 | } |
45 | |
a1e937bb |
46 | /* looks up aliases in the addressbook and expands them to |
47 | * the full address. |
48 | * |
49 | * Adds @$domain if it wasn't in the address book and if it |
50 | * doesn't have an @ symbol in it |
51 | */ |
e25c2bd3 |
52 | function expandAddrs ($array) { |
53 | global $domain; |
54 | |
a1e937bb |
55 | /* don't show errors -- kinda critical that we don't see |
56 | * them here since the redirect won't work if we do show them |
57 | */ |
e25c2bd3 |
58 | $abook = addressbook_init(false); |
59 | for ($i=0; $i < count($array); $i++) { |
60 | $result = $abook->lookup($array[$i]); |
61 | $ret = ""; |
62 | if (isset($result['email'])) { |
a4102fd7 |
63 | if (isset($result['name'])) { |
e25c2bd3 |
64 | $ret = '"'.$result['name'].'" '; |
a4102fd7 |
65 | } |
66 | $ret .= '<'.$result['email'].'>'; |
67 | $array[$i] = $ret; |
e25c2bd3 |
68 | } |
69 | else |
a1e937bb |
70 | { |
71 | if (strpos($array[$i], '@') === false) { |
72 | $array[$i] .= '@' . $domain; |
e25c2bd3 |
73 | } |
a1e937bb |
74 | $array[$i] = '<' . $array[$i] . '>'; |
75 | } |
e25c2bd3 |
76 | } |
77 | return $array; |
78 | } |
93555af8 |
79 | |
93555af8 |
80 | |
a1e937bb |
81 | /* looks up aliases in the addressbook and expands them to |
82 | * the RFC 821 valid RCPT address. ie <user@example.com> |
83 | * Adds @$domain if it wasn't in the address book and if it |
84 | * doesn't have an @ symbol in it |
85 | */ |
e25c2bd3 |
86 | function expandRcptAddrs ($array) { |
87 | global $domain; |
88 | |
a1e937bb |
89 | /* don't show errors -- kinda critical that we don't see |
90 | * them here since the redirect won't work if we do show them |
91 | */ |
e25c2bd3 |
92 | $abook = addressbook_init(false); |
93 | for ($i=0; $i < count($array); $i++) { |
94 | $result = $abook->lookup($array[$i]); |
95 | $ret = ""; |
96 | if (isset($result['email'])) { |
93555af8 |
97 | $ret = '<'.$result['email'].'>'; |
98 | $array[$i] = $ret; |
e25c2bd3 |
99 | } |
100 | else { |
a1e937bb |
101 | if (strpos($array[$i], '@') === false) { |
e25c2bd3 |
102 | $array[$i] .= '@' . $domain; |
a1e937bb |
103 | } |
93555af8 |
104 | $array[$i] = '<' . $array[$i] . '>'; |
e25c2bd3 |
105 | } |
106 | } |
107 | return $array; |
108 | } |
93555af8 |
109 | |
4ba45d11 |
110 | |
77b88425 |
111 | /* Attach the files that are due to be attached |
a1e937bb |
112 | */ |
e25c2bd3 |
113 | function attachFiles ($fp) { |
114 | global $attachments, $attachment_dir, $username; |
77b88425 |
115 | |
e25c2bd3 |
116 | $length = 0; |
77b88425 |
117 | |
e25c2bd3 |
118 | $hashed_attachment_dir = getHashedDir($username, $attachment_dir); |
119 | if (isMultipart()) { |
120 | foreach ($attachments as $info) { |
a1e937bb |
121 | if (isset($info['type'])) { |
e25c2bd3 |
122 | $filetype = $info['type']; |
a1e937bb |
123 | } |
124 | else { |
e25c2bd3 |
125 | $filetype = 'application/octet-stream'; |
a1e937bb |
126 | } |
77b88425 |
127 | |
128 | $header = '--' . mimeBoundary() . "\r\n"; |
129 | if ( isset($info['remotefilename']) && $info['remotefilename'] != '') { |
130 | $header .= "Content-Type: $filetype; name=\"" . |
131 | $info['remotefilename'] . "\"\r\n"; |
132 | $header .= "Content-Disposition: attachment; filename=\"" . |
133 | $info['remotefilename'] . "\"\r\n"; |
134 | } else { |
135 | $header .= "Content-Type: $filetype;\r\n"; |
136 | } |
137 | |
138 | |
139 | /* Use 'rb' for NT systems -- read binary |
140 | * Unix doesn't care -- everything's binary! :-) |
a1e937bb |
141 | */ |
77b88425 |
142 | |
3392dc86 |
143 | $filename = $hashed_attachment_dir . '/' . $info['localfilename']; |
144 | $file = fopen ($filename, 'rb'); |
e25c2bd3 |
145 | if (substr($filetype, 0, 5) == 'text/' || |
604e2c03 |
146 | substr($filetype, 0, 8) == 'message/' ) { |
e25c2bd3 |
147 | $header .= "\r\n"; |
148 | fputs ($fp, $header); |
149 | $length += strlen($header); |
150 | while ($tmp = fgets($file, 4096)) { |
151 | $tmp = str_replace("\r\n", "\n", $tmp); |
152 | $tmp = str_replace("\r", "\n", $tmp); |
153 | $tmp = str_replace("\n", "\r\n", $tmp); |
a1e937bb |
154 | if (feof($fp) && substr($tmp, -2) != "\r\n") { |
e25c2bd3 |
155 | $tmp .= "\r\n"; |
a1e937bb |
156 | } |
e25c2bd3 |
157 | fputs($fp, $tmp); |
158 | $length += strlen($tmp); |
159 | } |
160 | } else { |
161 | $header .= "Content-Transfer-Encoding: base64\r\n\r\n"; |
162 | fputs ($fp, $header); |
163 | $length += strlen($header); |
164 | while ($tmp = fread($file, 570)) { |
165 | $encoded = chunk_split(base64_encode($tmp)); |
166 | $length += strlen($encoded); |
167 | fputs ($fp, $encoded); |
168 | } |
169 | } |
a7d75834 |
170 | fclose ($file); |
e25c2bd3 |
171 | } |
172 | } |
173 | return $length; |
174 | } |
175 | |
a1e937bb |
176 | /* Delete files that are uploaded for attaching |
177 | */ |
e25c2bd3 |
178 | function deleteAttachments() { |
179 | global $attachments, $attachment_dir; |
180 | |
181 | $hashed_attachment_dir = getHashedDir($username, $attachment_dir); |
182 | if (isMultipart()) { |
183 | reset($attachments); |
184 | while (list($localname, $remotename) = each($attachments)) { |
a7d75834 |
185 | if (!ereg ("\\/", $localname)) { |
e25c2bd3 |
186 | $filename = $hashed_attachment_dir . '/' . $localname; |
187 | unlink ($filename); |
188 | unlink ("$filename.info"); |
a7d75834 |
189 | } |
e25c2bd3 |
190 | } |
191 | } |
192 | } |
a7d75834 |
193 | |
a1e937bb |
194 | /* Return a nice MIME-boundary |
195 | */ |
e25c2bd3 |
196 | function mimeBoundary () { |
197 | static $mimeBoundaryString; |
77b88425 |
198 | |
199 | if ( !isset( $mimeBoundaryString ) || |
200 | $mimeBoundaryString == '') { |
201 | $mimeBoundaryString = '----=_' . date( 'YmdHis' ) . '_' . |
202 | mt_rand( 10000, 99999 ); |
e25c2bd3 |
203 | } |
77b88425 |
204 | |
e25c2bd3 |
205 | return $mimeBoundaryString; |
206 | } |
7b67334e |
207 | |
e25c2bd3 |
208 | /* Time offset for correct timezone */ |
209 | function timezone () { |
210 | global $invert_time; |
211 | |
212 | $diff_second = date('Z'); |
a1e937bb |
213 | if ($invert_time) { |
e25c2bd3 |
214 | $diff_second = - $diff_second; |
a1e937bb |
215 | } |
216 | if ($diff_second > 0) { |
e25c2bd3 |
217 | $sign = '+'; |
a1e937bb |
218 | } |
219 | else { |
e25c2bd3 |
220 | $sign = '-'; |
a1e937bb |
221 | } |
222 | |
e25c2bd3 |
223 | $diff_second = abs($diff_second); |
224 | |
225 | $diff_hour = floor ($diff_second / 3600); |
226 | $diff_minute = floor (($diff_second-3600*$diff_hour) / 60); |
227 | |
228 | $zonename = '('.strftime('%Z').')'; |
229 | $result = sprintf ("%s%02d%02d %s", $sign, $diff_hour, $diff_minute, $zonename); |
230 | return ($result); |
231 | } |
232 | |
233 | /* Print all the needed RFC822 headers */ |
604e2c03 |
234 | function write822Header ($fp, $t, $c, $b, $subject, $more_headers) { |
e25c2bd3 |
235 | global $REMOTE_ADDR, $SERVER_NAME, $REMOTE_PORT; |
236 | global $data_dir, $username, $popuser, $domain, $version, $useSendmail; |
237 | global $default_charset, $HTTP_VIA, $HTTP_X_FORWARDED_FOR; |
238 | global $REMOTE_HOST, $identity; |
239 | |
a1e937bb |
240 | /* Storing the header to make sure the header is the same |
241 | * everytime the header is printed. |
242 | */ |
e25c2bd3 |
243 | static $header, $headerlength; |
244 | |
245 | if ($header == '') { |
246 | $to = expandAddrs(parseAddrs($t)); |
247 | $cc = expandAddrs(parseAddrs($c)); |
248 | $bcc = expandAddrs(parseAddrs($b)); |
249 | if (isset($identity) && $identity != 'default') { |
250 | $reply_to = getPref($data_dir, $username, 'reply_to' . $identity); |
251 | $from = getPref($data_dir, $username, 'full_name' . $identity); |
252 | $from_addr = getPref($data_dir, $username, 'email_address' . $identity); |
253 | } else { |
aaf9abef |
254 | $reply_to = getPref($data_dir, $username, 'reply_to'); |
255 | $from = getPref($data_dir, $username, 'full_name'); |
256 | $from_addr = getPref($data_dir, $username, 'email_address'); |
e25c2bd3 |
257 | } |
258 | |
a1e937bb |
259 | if ($from_addr == '') { |
ec9f1c41 |
260 | $from_addr = $popuser.'@'.$domain; |
a1e937bb |
261 | } |
e25c2bd3 |
262 | |
263 | $to_list = getLineOfAddrs($to); |
264 | $cc_list = getLineOfAddrs($cc); |
265 | $bcc_list = getLineOfAddrs($bcc); |
266 | |
267 | /* Encoding 8-bit characters and making from line */ |
268 | $subject = encodeHeader($subject); |
a1e937bb |
269 | if ($from == '') { |
7b67334e |
270 | $from = "<$from_addr>"; |
a1e937bb |
271 | } |
272 | else { |
ec9f1c41 |
273 | $from = '"' . encodeHeader($from) . "\" <$from_addr>"; |
a1e937bb |
274 | } |
e25c2bd3 |
275 | |
276 | /* This creates an RFC 822 date */ |
277 | $date = date("D, j M Y H:i:s ", mktime()) . timezone(); |
278 | |
279 | /* Create a message-id */ |
280 | $message_id = '<' . $REMOTE_PORT . '.' . $REMOTE_ADDR . '.'; |
281 | $message_id .= time() . '.squirrel@' . $SERVER_NAME .'>'; |
282 | |
283 | /* Make an RFC822 Received: line */ |
a1e937bb |
284 | if (isset($REMOTE_HOST)) { |
8a2848f0 |
285 | $received_from = "$REMOTE_HOST ([$REMOTE_ADDR])"; |
a1e937bb |
286 | } |
287 | else { |
8a2848f0 |
288 | $received_from = $REMOTE_ADDR; |
a1e937bb |
289 | } |
77b88425 |
290 | |
e25c2bd3 |
291 | if (isset($HTTP_VIA) || isset ($HTTP_X_FORWARDED_FOR)) { |
a1e937bb |
292 | if ($HTTP_X_FORWARDED_FOR == '') { |
e25c2bd3 |
293 | $HTTP_X_FORWARDED_FOR = 'unknown'; |
a1e937bb |
294 | } |
9949206d |
295 | $received_from .= " (proxying for $HTTP_X_FORWARDED_FOR)"; |
e25c2bd3 |
296 | } |
297 | |
fcb2237d |
298 | $header = "Received: from $received_from\r\n"; |
299 | $header .= " (SquirrelMail authenticated user $username)\r\n"; |
300 | $header .= " by $SERVER_NAME with HTTP;\r\n"; |
e25c2bd3 |
301 | $header .= " $date\r\n"; |
302 | |
303 | /* Insert the rest of the header fields */ |
304 | $header .= "Message-ID: $message_id\r\n"; |
305 | $header .= "Date: $date\r\n"; |
306 | $header .= "Subject: $subject\r\n"; |
307 | $header .= "From: $from\r\n"; |
308 | $header .= "To: $to_list\r\n"; // Who it's TO |
309 | |
604e2c03 |
310 | if (isset($more_headers["Content-Type"])) { |
311 | $contentType = $more_headers["Content-Type"]; |
312 | unset($more_headers["Content-Type"]); |
313 | } |
314 | else { |
315 | if (isMultipart()) { |
316 | $contentType = "multipart/mixed;"; |
317 | } |
318 | else { |
319 | if ($default_charset != '') { |
320 | $contentType = 'text/plain; charset='.$default_charset; |
321 | } |
322 | else { |
323 | $contentType = 'text/plain;'; |
324 | } |
325 | } |
77b88425 |
326 | } |
604e2c03 |
327 | |
328 | /* Insert headers from the $more_headers array */ |
329 | if(is_array($more_headers)) { |
e25c2bd3 |
330 | reset($more_headers); |
331 | while(list($h_name, $h_val) = each($more_headers)) { |
332 | $header .= sprintf("%s: %s\r\n", $h_name, $h_val); |
333 | } |
334 | } |
335 | |
336 | if ($cc_list) { |
7b67334e |
337 | $header .= "Cc: $cc_list\r\n"; // Who the CCs are |
e25c2bd3 |
338 | } |
339 | |
a1e937bb |
340 | if ($reply_to != '') { |
7b67334e |
341 | $header .= "Reply-To: $reply_to\r\n"; |
a1e937bb |
342 | } |
e25c2bd3 |
343 | |
344 | if ($useSendmail) { |
7b67334e |
345 | if ($bcc_list) { |
e25c2bd3 |
346 | // BCCs is removed from header by sendmail |
347 | $header .= "Bcc: $bcc_list\r\n"; |
7b67334e |
348 | } |
e25c2bd3 |
349 | } |
350 | |
a1e937bb |
351 | $header .= "X-Mailer: SquirrelMail (version $version)\r\n"; /* Identify SquirrelMail */ |
77b88425 |
352 | |
a1e937bb |
353 | /* Do the MIME-stuff */ |
e25c2bd3 |
354 | $header .= "MIME-Version: 1.0\r\n"; |
355 | |
356 | if (isMultipart()) { |
604e2c03 |
357 | $header .= 'Content-Type: '.$contentType.' boundary="'; |
358 | $header .= mimeBoundary(); |
359 | $header .= "\"\r\n"; |
e25c2bd3 |
360 | } else { |
604e2c03 |
361 | $header .= 'Content-Type: '.$contentType."\r\n"; |
7b67334e |
362 | $header .= "Content-Transfer-Encoding: 8bit\r\n"; |
e25c2bd3 |
363 | } |
364 | $header .= "\r\n"; // One blank line to separate header and body |
365 | |
366 | $headerlength = strlen($header); |
367 | } |
368 | |
a1e937bb |
369 | /* Write the header */ |
e25c2bd3 |
370 | fputs ($fp, $header); |
371 | |
372 | return $headerlength; |
373 | } |
17ce8467 |
374 | |
a1e937bb |
375 | /* Send the body |
376 | */ |
e25c2bd3 |
377 | function writeBody ($fp, $passedBody) { |
378 | global $default_charset; |
379 | |
380 | $attachmentlength = 0; |
381 | |
382 | if (isMultipart()) { |
383 | $body = '--'.mimeBoundary()."\r\n"; |
384 | |
a1e937bb |
385 | if ($default_charset != "") { |
17ce8467 |
386 | $body .= "Content-Type: text/plain; charset=$default_charset\r\n"; |
a1e937bb |
387 | } |
388 | else { |
17ce8467 |
389 | $body .= "Content-Type: text/plain\r\n"; |
a1e937bb |
390 | } |
e25c2bd3 |
391 | |
392 | $body .= "Content-Transfer-Encoding: 8bit\r\n\r\n"; |
393 | $body .= $passedBody . "\r\n\r\n"; |
394 | fputs ($fp, $body); |
395 | |
396 | $attachmentlength = attachFiles($fp); |
397 | |
a1e937bb |
398 | if (!isset($postbody)) { |
399 | $postbody = ""; |
400 | } |
e25c2bd3 |
401 | $postbody .= "\r\n--".mimeBoundary()."--\r\n\r\n"; |
402 | fputs ($fp, $postbody); |
403 | } else { |
404 | $body = $passedBody . "\r\n"; |
405 | fputs ($fp, $body); |
406 | $postbody = "\r\n"; |
407 | fputs ($fp, $postbody); |
408 | } |
409 | |
410 | return (strlen($body) + strlen($postbody) + $attachmentlength); |
411 | } |
17ce8467 |
412 | |
a1e937bb |
413 | /* Send mail using the sendmail command |
414 | */ |
604e2c03 |
415 | function sendSendmail($t, $c, $b, $subject, $body, $more_headers) { |
e25c2bd3 |
416 | global $sendmail_path, $popuser, $username, $domain; |
417 | |
a1e937bb |
418 | /* Build envelope sender address. Make sure it doesn't contain |
419 | * spaces or other "weird" chars that would allow a user to |
420 | * exploit the shell/pipe it is used in. |
421 | */ |
e25c2bd3 |
422 | $envelopefrom = "$popuser@$domain"; |
423 | $envelopefrom = ereg_replace("[[:blank:]]",'', $envelopefrom); |
424 | $envelopefrom = ereg_replace("[[:space:]]",'', $envelopefrom); |
425 | $envelopefrom = ereg_replace("[[:cntrl:]]",'', $envelopefrom); |
426 | |
a1e937bb |
427 | /* open pipe to sendmail or qmail-inject (qmail-inject doesn't accept -t param) */ |
e25c2bd3 |
428 | if (strstr($sendmail_path, "qmail-inject")) { |
429 | $fp = popen (escapeshellcmd("$sendmail_path -f$envelopefrom"), "w"); |
430 | } else { |
431 | $fp = popen (escapeshellcmd("$sendmail_path -t -f$envelopefrom"), "w"); |
432 | } |
433 | |
604e2c03 |
434 | $headerlength = write822Header ($fp, $t, $c, $b, $subject, $more_headers); |
e25c2bd3 |
435 | $bodylength = writeBody($fp, $body); |
436 | |
437 | pclose($fp); |
438 | |
439 | return ($headerlength + $bodylength); |
440 | } |
441 | |
442 | function smtpReadData($smtpConnection) { |
443 | $read = fgets($smtpConnection, 1024); |
444 | $counter = 0; |
445 | while ($read) { |
446 | echo $read . '<BR>'; |
447 | $data[$counter] = $read; |
448 | $read = fgets($smtpConnection, 1024); |
449 | $counter++; |
450 | } |
451 | } |
452 | |
604e2c03 |
453 | function sendSMTP($t, $c, $b, $subject, $body, $more_headers) { |
e25c2bd3 |
454 | global $username, $popuser, $domain, $version, $smtpServerAddress, |
455 | $smtpPort, $data_dir, $color, $use_authenticated_smtp, $identity, |
456 | $key, $onetimepad; |
457 | |
458 | $to = expandRcptAddrs(parseAddrs($t)); |
459 | $cc = expandRcptAddrs(parseAddrs($c)); |
460 | $bcc = expandRcptAddrs(parseAddrs($b)); |
a1e937bb |
461 | if (isset($identity) && $identity != 'default') { |
e25c2bd3 |
462 | $from_addr = getPref($data_dir, $username, 'email_address' . $identity); |
a1e937bb |
463 | } |
464 | else { |
e25c2bd3 |
465 | $from_addr = getPref($data_dir, $username, 'email_address'); |
a1e937bb |
466 | } |
e25c2bd3 |
467 | |
a1e937bb |
468 | if (!$from_addr) { |
e25c2bd3 |
469 | $from_addr = "$popuser@$domain"; |
a1e937bb |
470 | } |
e25c2bd3 |
471 | |
472 | $smtpConnection = fsockopen($smtpServerAddress, $smtpPort, $errorNumber, $errorString); |
473 | if (!$smtpConnection) { |
474 | echo 'Error connecting to SMTP Server.<br>'; |
475 | echo "$errorNumber : $errorString<br>"; |
476 | exit; |
477 | } |
478 | $tmp = fgets($smtpConnection, 1024); |
479 | if (errorCheck($tmp, $smtpConnection)!=5) return(0); |
480 | |
481 | $to_list = getLineOfAddrs($to); |
482 | $cc_list = getLineOfAddrs($cc); |
483 | |
a1e937bb |
484 | /* Lets introduce ourselves */ |
e25c2bd3 |
485 | if (! isset ($use_authenticated_smtp) || $use_authenticated_smtp == false) { |
486 | fputs($smtpConnection, "HELO $domain\r\n"); |
487 | $tmp = fgets($smtpConnection, 1024); |
488 | if (errorCheck($tmp, $smtpConnection)!=5) return(0); |
489 | } else { |
490 | fputs($smtpConnection, "EHLO $domain\r\n"); |
491 | $tmp = fgets($smtpConnection, 1024); |
492 | if (errorCheck($tmp, $smtpConnection)!=5) return(0); |
493 | |
494 | fputs($smtpConnection, "AUTH LOGIN\r\n"); |
495 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
496 | if (errorCheck($tmp, $smtpConnection)!=5) { |
497 | return(0); |
498 | } |
77b88425 |
499 | |
e25c2bd3 |
500 | fputs($smtpConnection, base64_encode ($username) . "\r\n"); |
501 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
502 | if (errorCheck($tmp, $smtpConnection)!=5) { |
503 | return(0); |
504 | } |
e25c2bd3 |
505 | |
506 | fputs($smtpConnection, base64_encode (OneTimePadDecrypt($key, $onetimepad)) . "\r\n"); |
507 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
508 | if (errorCheck($tmp, $smtpConnection)!=5) { |
509 | return(0); |
510 | } |
e25c2bd3 |
511 | } |
512 | |
a1e937bb |
513 | /* Ok, who is sending the message? */ |
e25c2bd3 |
514 | fputs($smtpConnection, "MAIL FROM: <$from_addr>\r\n"); |
515 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
516 | if (errorCheck($tmp, $smtpConnection)!=5) { |
517 | return(0); |
518 | } |
e25c2bd3 |
519 | |
a1e937bb |
520 | /* send who the recipients are */ |
e25c2bd3 |
521 | for ($i = 0; $i < count($to); $i++) { |
522 | fputs($smtpConnection, "RCPT TO: $to[$i]\r\n"); |
523 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
524 | if (errorCheck($tmp, $smtpConnection)!=5) { |
525 | return(0); |
526 | } |
e25c2bd3 |
527 | } |
528 | for ($i = 0; $i < count($cc); $i++) { |
529 | fputs($smtpConnection, "RCPT TO: $cc[$i]\r\n"); |
530 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
531 | if (errorCheck($tmp, $smtpConnection)!=5) { |
532 | return(0); |
533 | } |
e25c2bd3 |
534 | } |
535 | for ($i = 0; $i < count($bcc); $i++) { |
536 | fputs($smtpConnection, "RCPT TO: $bcc[$i]\r\n"); |
537 | $tmp = fgets($smtpConnection, 1024); |
77b88425 |
538 | if (errorCheck($tmp, $smtpConnection)!=5) { |
a1e937bb |
539 | return(0); |
540 | } |
e25c2bd3 |
541 | } |
77b88425 |
542 | |
a1e937bb |
543 | /* Lets start sending the actual message */ |
e25c2bd3 |
544 | fputs($smtpConnection, "DATA\r\n"); |
545 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
546 | if (errorCheck($tmp, $smtpConnection)!=5) { |
547 | return(0); |
548 | } |
77b88425 |
549 | |
a1e937bb |
550 | /* Send the message */ |
604e2c03 |
551 | $headerlength = write822Header ($smtpConnection, $t, $c, $b, $subject, $more_headers); |
e25c2bd3 |
552 | $bodylength = writeBody($smtpConnection, $body); |
553 | |
a1e937bb |
554 | fputs($smtpConnection, ".\r\n"); /* end the DATA part */ |
e25c2bd3 |
555 | $tmp = fgets($smtpConnection, 1024); |
556 | $num = errorCheck($tmp, $smtpConnection, true); |
557 | if ($num != 250) { |
558 | $tmp = nl2br(htmlspecialchars($tmp)); |
559 | displayPageHeader($color, 'None'); |
560 | include_once('../functions/display_messages.php'); |
561 | $msg = "Message not sent!<br>\nReason given: $tmp"; |
562 | plain_error_message($msg, $color); |
563 | return(0); |
564 | } |
565 | |
a1e937bb |
566 | fputs($smtpConnection, "QUIT\r\n"); /* log off */ |
e25c2bd3 |
567 | |
568 | fclose($smtpConnection); |
569 | |
570 | return ($headerlength + $bodylength); |
571 | } |
60994e13 |
572 | |
60994e13 |
573 | |
e25c2bd3 |
574 | function errorCheck($line, $smtpConnection, $verbose = false) { |
575 | global $color; |
576 | |
a1e937bb |
577 | /* Read new lines on a multiline response */ |
e25c2bd3 |
578 | $lines = $line; |
579 | while(ereg("^[0-9]+-", $line)) { |
580 | $line = fgets($smtpConnection, 1024); |
581 | $lines .= $line; |
582 | } |
583 | |
a1e937bb |
584 | /* Status: 0 = fatal |
585 | * 5 = ok |
586 | */ |
e25c2bd3 |
587 | $err_num = substr($line, 0, strpos($line, " ")); |
588 | switch ($err_num) { |
589 | case 500: $message = 'Syntax error; command not recognized'; |
590 | $status = 0; |
591 | break; |
592 | case 501: $message = 'Syntax error in parameters or arguments'; |
593 | $status = 0; |
594 | break; |
595 | case 502: $message = 'Command not implemented'; |
596 | $status = 0; |
597 | break; |
598 | case 503: $message = 'Bad sequence of commands'; |
599 | $status = 0; |
600 | break; |
601 | case 504: $message = 'Command parameter not implemented'; |
602 | $status = 0; |
a1e937bb |
603 | break; |
e25c2bd3 |
604 | |
605 | case 211: $message = 'System status, or system help reply'; |
606 | $status = 5; |
607 | break; |
608 | case 214: $message = 'Help message'; |
609 | $status = 5; |
610 | break; |
611 | |
e25c2bd3 |
612 | case 220: $message = 'Service ready'; |
613 | $status = 5; |
614 | break; |
615 | case 221: $message = 'Service closing transmission channel'; |
616 | $status = 5; |
617 | break; |
a1e937bb |
618 | |
e25c2bd3 |
619 | case 421: $message = 'Service not available, closing chanel'; |
620 | $status = 0; |
621 | break; |
622 | |
a1e937bb |
623 | case 235: return(5); |
624 | break; |
e25c2bd3 |
625 | case 250: $message = 'Requested mail action okay, completed'; |
626 | $status = 5; |
627 | break; |
628 | case 251: $message = 'User not local; will forward'; |
629 | $status = 5; |
630 | break; |
631 | case 334: return(5); break; |
632 | case 450: $message = 'Requested mail action not taken: mailbox unavailable'; |
633 | $status = 0; |
634 | break; |
635 | case 550: $message = 'Requested action not taken: mailbox unavailable'; |
636 | $status = 0; |
637 | break; |
638 | case 451: $message = 'Requested action aborted: error in processing'; |
639 | $status = 0; |
640 | break; |
641 | case 551: $message = 'User not local; please try forwarding'; |
642 | $status = 0; |
643 | break; |
644 | case 452: $message = 'Requested action not taken: insufficient system storage'; |
645 | $status = 0; |
646 | break; |
647 | case 552: $message = 'Requested mail action aborted: exceeding storage allocation'; |
648 | $status = 0; |
649 | break; |
650 | case 553: $message = 'Requested action not taken: mailbox name not allowed'; |
651 | $status = 0; |
652 | break; |
653 | case 354: $message = 'Start mail input; end with .'; |
654 | $status = 5; |
655 | break; |
656 | case 554: $message = 'Transaction failed'; |
657 | $status = 0; |
658 | break; |
659 | default: $message = 'Unknown response: '. nl2br(htmlspecialchars($lines)); |
660 | $status = 0; |
661 | $error_num = '001'; |
662 | break; |
663 | } |
664 | |
665 | if ($status == 0) { |
666 | include_once('../functions/page_header.php'); |
667 | displayPageHeader($color, 'None'); |
668 | include_once('../functions/display_messages.php'); |
669 | $lines = nl2br(htmlspecialchars($lines)); |
670 | $msg = $message . "<br>\nServer replied: $lines"; |
671 | plain_error_message($msg, $color); |
672 | } |
673 | if (! $verbose) return $status; |
674 | return $err_num; |
675 | } |
676 | |
77b88425 |
677 | function sendMessage($t, $c, $b, $subject, $body, $reply_id, $MDN, $prio = 3) { |
678 | global $useSendmail, $msg_id, $is_reply, $mailbox, $onetimepad, |
604e2c03 |
679 | $data_dir, $username, $domain, $key, $version, $sent_folder, $imapServerAddress, |
680 | $imapPort, $default_use_priority, $more_headers, $request_mdn, $request_dr; |
77b88425 |
681 | |
e25c2bd3 |
682 | $more_headers = Array(); |
683 | |
77b88425 |
684 | do_hook('smtp_send'); |
685 | |
e25c2bd3 |
686 | $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, 1); |
77b88425 |
687 | |
e25c2bd3 |
688 | if (isset($reply_id) && $reply_id) { |
689 | sqimap_mailbox_select ($imap_stream, $mailbox); |
690 | sqimap_messages_flag ($imap_stream, $reply_id, $reply_id, 'Answered'); |
77b88425 |
691 | |
692 | /* Insert In-Reply-To and References headers if the |
a1e937bb |
693 | * message-id of the message we reply to is set (longer than "<>") |
694 | * The References header should really be the old Referenced header |
695 | * with the message ID appended, but it can be only the message ID too. |
696 | */ |
e25c2bd3 |
697 | $hdr = sqimap_get_small_header ($imap_stream, $reply_id, false); |
698 | if(strlen($hdr->message_id) > 2) { |
ec9f1c41 |
699 | $more_headers['In-Reply-To'] = $hdr->message_id; |
700 | $more_headers['References'] = $hdr->message_id; |
e25c2bd3 |
701 | } |
702 | } |
703 | if ($default_use_priority) { |
704 | $more_headers = array_merge($more_headers, createPriorityHeaders($prio)); |
705 | } |
77b88425 |
706 | |
604e2c03 |
707 | $requestRecipt = 0; |
708 | if (isset($request_dr)) { |
709 | $requestRecipt += 1; |
710 | } |
711 | if (isset($request_mdn)) { |
712 | $requestRecipt += 2; |
713 | } |
714 | if ( $requestRecipt > 0) { |
715 | $more_headers = array_merge($more_headers, createReceiptHeaders($requestRecipt)); |
716 | } |
717 | |
a1e937bb |
718 | /* In order to remove the problem of users not able to create |
719 | * messages with "." on a blank line, RFC821 has made provision |
720 | * in section 4.5.2 (Transparency). |
721 | */ |
e25c2bd3 |
722 | $body = ereg_replace("\n\\.", "\n..", $body); |
723 | $body = ereg_replace("^\\.", "..", $body); |
77b88425 |
724 | |
a1e937bb |
725 | /* this is to catch all plain \n instances and |
726 | * replace them with \r\n. All newlines were converted |
727 | * into just \n inside the compose.php file. |
728 | */ |
e25c2bd3 |
729 | $body = ereg_replace("\n", "\r\n", $body); |
604e2c03 |
730 | |
731 | if ($MDN) { |
732 | $more_headers["Content-Type"] = "multipart/report; ". |
733 | "report-type=disposition-notification;"; |
734 | } |
77b88425 |
735 | |
e25c2bd3 |
736 | if ($useSendmail) { |
604e2c03 |
737 | $length = sendSendmail($t, $c, $b, $subject, $body, $more_headers); |
e25c2bd3 |
738 | } else { |
604e2c03 |
739 | $length = sendSMTP($t, $c, $b, $subject, $body, $more_headers); |
e25c2bd3 |
740 | } |
e25c2bd3 |
741 | if (sqimap_mailbox_exists ($imap_stream, $sent_folder)) { |
742 | sqimap_append ($imap_stream, $sent_folder, $length); |
604e2c03 |
743 | write822Header ($imap_stream, $t, $c, $b, $subject, $more_headers); |
e25c2bd3 |
744 | writeBody ($imap_stream, $body); |
745 | sqimap_append_done ($imap_stream); |
746 | } |
747 | sqimap_logout($imap_stream); |
a1e937bb |
748 | /* Delete the files uploaded for attaching (if any). |
749 | * only if $length != 0 (if there was no error) |
750 | */ |
77b88425 |
751 | if ($length) { |
e25c2bd3 |
752 | ClearAttachments(); |
77b88425 |
753 | } |
754 | |
e25c2bd3 |
755 | return $length; |
756 | } |
d1b8b679 |
757 | |
e25c2bd3 |
758 | function createPriorityHeaders($prio) { |
759 | $prio_headers = Array(); |
77b88425 |
760 | $prio_headers['X-Priority'] = $prio; |
761 | |
e25c2bd3 |
762 | switch($prio) { |
77b88425 |
763 | case 1: $prio_headers['Importance'] = 'High'; |
764 | $prio_headers['X-MSMail-Priority'] = 'High'; |
e25c2bd3 |
765 | break; |
77b88425 |
766 | |
767 | case 3: $prio_headers['Importance'] = 'Normal'; |
768 | $prio_headers['X-MSMail-Priority'] = 'Normal'; |
e25c2bd3 |
769 | break; |
77b88425 |
770 | |
e25c2bd3 |
771 | case 5: |
77b88425 |
772 | $prio_headers['Importance'] = 'Low'; |
773 | $prio_headers['X-MSMail-Priority'] = 'Low'; |
e25c2bd3 |
774 | break; |
775 | } |
776 | return $prio_headers; |
777 | } |
020abcf3 |
778 | |
604e2c03 |
779 | function createReceiptHeaders($receipt) { |
0804c276 |
780 | |
781 | GLOBAL $data_dir, $username; |
782 | |
783 | $receipt_headers = Array(); |
784 | $from_addr = getPref($data_dir, $username, 'email_address'); |
785 | $from = getPref($data_dir, $username, 'full_name'); |
786 | |
787 | if ($from == '') { |
788 | $from = "<$from_addr>"; |
789 | } |
790 | else { |
791 | $from = '"' . encodeHeader($from) . "\" <$from_addr>"; |
792 | } |
793 | |
794 | /* On Delivery */ |
795 | if ( $receipt == 1 |
796 | || $receipt == 3 ) { |
797 | $receipt_headers["Return-Receipt-To"] = $from; |
798 | } |
799 | /* On Read */ |
800 | if ($receipt == 2 |
801 | || $receipt == 3 ) { |
802 | /* Pegasus Mail */ |
803 | $receipt_headers["X-Confirm-Reading-To"] = $from; |
804 | /* RFC 2298 */ |
805 | $receipt_headers["Disposition-Notification-To"] = $from; |
806 | } |
807 | return $receipt_headers; |
808 | } |
604e2c03 |
809 | |
810 | |
020abcf3 |
811 | ?> |