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 | $domain = getenv('HOSTNAME'); |
a1e937bb |
32 | } |
e25c2bd3 |
33 | |
a1e937bb |
34 | /* Returns true only if this message is multipart */ |
dd7766e0 |
35 | function isMultipart ($session) { |
e25c2bd3 |
36 | global $attachments; |
7622a204 |
37 | |
38 | foreach ($attachments as $info) { |
39 | if ($info['session'] == $session) { |
40 | return true; |
dd7766e0 |
41 | } |
a1e937bb |
42 | } |
7622a204 |
43 | return false; |
e25c2bd3 |
44 | } |
45 | |
a1e937bb |
46 | /* looks up aliases in the addressbook and expands them to |
47 | * the full address. |
48 | * |
49 | * Adds @$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 | */ |
68444892 |
58 | $abook = addressbook_init(false, true); |
e25c2bd3 |
59 | for ($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 | */ |
68444892 |
92 | $abook = addressbook_init(false, true); |
e25c2bd3 |
93 | for ($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 $array; |
108 | } |
93555af8 |
109 | |
4ba45d11 |
110 | |
77b88425 |
111 | /* Attach the files that are due to be attached |
a1e937bb |
112 | */ |
dd7766e0 |
113 | function attachFiles ($fp, $session) { |
e25c2bd3 |
114 | global $attachments, $attachment_dir, $username; |
77b88425 |
115 | |
e25c2bd3 |
116 | $length = 0; |
77b88425 |
117 | |
e25c2bd3 |
118 | $hashed_attachment_dir = getHashedDir($username, $attachment_dir); |
dd7766e0 |
119 | if (isMultipart($session)) { |
e25c2bd3 |
120 | foreach ($attachments as $info) { |
dd7766e0 |
121 | if ($info['session'] == $session) { |
a1e937bb |
122 | if (isset($info['type'])) { |
e25c2bd3 |
123 | $filetype = $info['type']; |
a1e937bb |
124 | } |
125 | else { |
e25c2bd3 |
126 | $filetype = 'application/octet-stream'; |
a1e937bb |
127 | } |
77b88425 |
128 | |
129 | $header = '--' . mimeBoundary() . "\r\n"; |
130 | if ( isset($info['remotefilename']) && $info['remotefilename'] != '') { |
131 | $header .= "Content-Type: $filetype; name=\"" . |
132 | $info['remotefilename'] . "\"\r\n"; |
133 | $header .= "Content-Disposition: attachment; filename=\"" . |
134 | $info['remotefilename'] . "\"\r\n"; |
135 | } else { |
136 | $header .= "Content-Type: $filetype;\r\n"; |
137 | } |
138 | |
139 | |
140 | /* Use 'rb' for NT systems -- read binary |
141 | * Unix doesn't care -- everything's binary! :-) |
a1e937bb |
142 | */ |
77b88425 |
143 | |
3392dc86 |
144 | $filename = $hashed_attachment_dir . '/' . $info['localfilename']; |
145 | $file = fopen ($filename, 'rb'); |
e25c2bd3 |
146 | if (substr($filetype, 0, 5) == 'text/' || |
604e2c03 |
147 | substr($filetype, 0, 8) == 'message/' ) { |
e25c2bd3 |
148 | $header .= "\r\n"; |
149 | fputs ($fp, $header); |
150 | $length += strlen($header); |
151 | while ($tmp = fgets($file, 4096)) { |
152 | $tmp = str_replace("\r\n", "\n", $tmp); |
153 | $tmp = str_replace("\r", "\n", $tmp); |
154 | $tmp = str_replace("\n", "\r\n", $tmp); |
a1e937bb |
155 | if (feof($fp) && substr($tmp, -2) != "\r\n") { |
e25c2bd3 |
156 | $tmp .= "\r\n"; |
a1e937bb |
157 | } |
e25c2bd3 |
158 | fputs($fp, $tmp); |
159 | $length += strlen($tmp); |
160 | } |
161 | } else { |
162 | $header .= "Content-Transfer-Encoding: base64\r\n\r\n"; |
163 | fputs ($fp, $header); |
164 | $length += strlen($header); |
165 | while ($tmp = fread($file, 570)) { |
166 | $encoded = chunk_split(base64_encode($tmp)); |
167 | $length += strlen($encoded); |
168 | fputs ($fp, $encoded); |
169 | } |
170 | } |
a7d75834 |
171 | fclose ($file); |
dd7766e0 |
172 | } |
e25c2bd3 |
173 | } |
174 | } |
175 | return $length; |
176 | } |
177 | |
a1e937bb |
178 | /* Delete files that are uploaded for attaching |
179 | */ |
dd7766e0 |
180 | function deleteAttachments($session) { |
181 | global $username, $attachments, $attachment_dir; |
e25c2bd3 |
182 | $hashed_attachment_dir = getHashedDir($username, $attachment_dir); |
dd7766e0 |
183 | |
184 | $rem_attachments = array(); |
185 | foreach ($attachments as $info) { |
186 | if ($info['session'] == $session) { |
187 | $attached_file = "$hashed_attachment_dir/$info[localfilename]"; |
188 | if (file_exists($attached_file)) { |
189 | unlink($attached_file); |
190 | } |
191 | } else { |
192 | $rem_attachments[] = $info; |
193 | } |
194 | } |
195 | $attachments = $rem_attachments; |
e25c2bd3 |
196 | } |
a7d75834 |
197 | |
a1e937bb |
198 | /* Return a nice MIME-boundary |
199 | */ |
e25c2bd3 |
200 | function mimeBoundary () { |
201 | static $mimeBoundaryString; |
77b88425 |
202 | |
203 | if ( !isset( $mimeBoundaryString ) || |
204 | $mimeBoundaryString == '') { |
205 | $mimeBoundaryString = '----=_' . date( 'YmdHis' ) . '_' . |
206 | mt_rand( 10000, 99999 ); |
e25c2bd3 |
207 | } |
77b88425 |
208 | |
e25c2bd3 |
209 | return $mimeBoundaryString; |
210 | } |
7b67334e |
211 | |
e25c2bd3 |
212 | /* Time offset for correct timezone */ |
213 | function timezone () { |
214 | global $invert_time; |
215 | |
216 | $diff_second = date('Z'); |
a1e937bb |
217 | if ($invert_time) { |
e25c2bd3 |
218 | $diff_second = - $diff_second; |
a1e937bb |
219 | } |
220 | if ($diff_second > 0) { |
e25c2bd3 |
221 | $sign = '+'; |
a1e937bb |
222 | } |
223 | else { |
e25c2bd3 |
224 | $sign = '-'; |
a1e937bb |
225 | } |
226 | |
e25c2bd3 |
227 | $diff_second = abs($diff_second); |
228 | |
229 | $diff_hour = floor ($diff_second / 3600); |
230 | $diff_minute = floor (($diff_second-3600*$diff_hour) / 60); |
231 | |
232 | $zonename = '('.strftime('%Z').')'; |
233 | $result = sprintf ("%s%02d%02d %s", $sign, $diff_hour, $diff_minute, $zonename); |
234 | return ($result); |
235 | } |
236 | |
237 | /* Print all the needed RFC822 headers */ |
dd7766e0 |
238 | function write822Header ($fp, $t, $c, $b, $subject, $more_headers, $session) { |
e25c2bd3 |
239 | global $REMOTE_ADDR, $SERVER_NAME, $REMOTE_PORT; |
240 | global $data_dir, $username, $popuser, $domain, $version, $useSendmail; |
241 | global $default_charset, $HTTP_VIA, $HTTP_X_FORWARDED_FOR; |
242 | global $REMOTE_HOST, $identity; |
243 | |
a1e937bb |
244 | /* Storing the header to make sure the header is the same |
245 | * everytime the header is printed. |
246 | */ |
e25c2bd3 |
247 | static $header, $headerlength; |
248 | |
249 | if ($header == '') { |
250 | $to = expandAddrs(parseAddrs($t)); |
251 | $cc = expandAddrs(parseAddrs($c)); |
252 | $bcc = expandAddrs(parseAddrs($b)); |
253 | if (isset($identity) && $identity != 'default') { |
254 | $reply_to = getPref($data_dir, $username, 'reply_to' . $identity); |
255 | $from = getPref($data_dir, $username, 'full_name' . $identity); |
256 | $from_addr = getPref($data_dir, $username, 'email_address' . $identity); |
257 | } else { |
aaf9abef |
258 | $reply_to = getPref($data_dir, $username, 'reply_to'); |
259 | $from = getPref($data_dir, $username, 'full_name'); |
260 | $from_addr = getPref($data_dir, $username, 'email_address'); |
e25c2bd3 |
261 | } |
262 | |
a1e937bb |
263 | if ($from_addr == '') { |
ec9f1c41 |
264 | $from_addr = $popuser.'@'.$domain; |
a1e937bb |
265 | } |
e25c2bd3 |
266 | |
267 | $to_list = getLineOfAddrs($to); |
268 | $cc_list = getLineOfAddrs($cc); |
269 | $bcc_list = getLineOfAddrs($bcc); |
270 | |
271 | /* Encoding 8-bit characters and making from line */ |
272 | $subject = encodeHeader($subject); |
a1e937bb |
273 | if ($from == '') { |
7b67334e |
274 | $from = "<$from_addr>"; |
a1e937bb |
275 | } |
276 | else { |
ec9f1c41 |
277 | $from = '"' . encodeHeader($from) . "\" <$from_addr>"; |
a1e937bb |
278 | } |
e25c2bd3 |
279 | |
280 | /* This creates an RFC 822 date */ |
281 | $date = date("D, j M Y H:i:s ", mktime()) . timezone(); |
282 | |
283 | /* Create a message-id */ |
284 | $message_id = '<' . $REMOTE_PORT . '.' . $REMOTE_ADDR . '.'; |
285 | $message_id .= time() . '.squirrel@' . $SERVER_NAME .'>'; |
286 | |
287 | /* Make an RFC822 Received: line */ |
a1e937bb |
288 | if (isset($REMOTE_HOST)) { |
8a2848f0 |
289 | $received_from = "$REMOTE_HOST ([$REMOTE_ADDR])"; |
a1e937bb |
290 | } |
291 | else { |
8a2848f0 |
292 | $received_from = $REMOTE_ADDR; |
a1e937bb |
293 | } |
77b88425 |
294 | |
e25c2bd3 |
295 | if (isset($HTTP_VIA) || isset ($HTTP_X_FORWARDED_FOR)) { |
a1e937bb |
296 | if ($HTTP_X_FORWARDED_FOR == '') { |
e25c2bd3 |
297 | $HTTP_X_FORWARDED_FOR = 'unknown'; |
a1e937bb |
298 | } |
9949206d |
299 | $received_from .= " (proxying for $HTTP_X_FORWARDED_FOR)"; |
7e235a1a |
300 | } |
301 | |
fcb2237d |
302 | $header = "Received: from $received_from\r\n"; |
303 | $header .= " (SquirrelMail authenticated user $username)\r\n"; |
304 | $header .= " by $SERVER_NAME with HTTP;\r\n"; |
e25c2bd3 |
305 | $header .= " $date\r\n"; |
7e235a1a |
306 | |
e25c2bd3 |
307 | /* Insert the rest of the header fields */ |
308 | $header .= "Message-ID: $message_id\r\n"; |
309 | $header .= "Date: $date\r\n"; |
310 | $header .= "Subject: $subject\r\n"; |
311 | $header .= "From: $from\r\n"; |
312 | $header .= "To: $to_list\r\n"; // Who it's TO |
7e235a1a |
313 | |
604e2c03 |
314 | if (isset($more_headers["Content-Type"])) { |
7e235a1a |
315 | $contentType = $more_headers["Content-Type"]; |
316 | unset($more_headers["Content-Type"]); |
317 | } |
604e2c03 |
318 | else { |
dd7766e0 |
319 | if (isMultipart($session)) { |
7e235a1a |
320 | $contentType = "multipart/mixed;"; |
604e2c03 |
321 | } |
322 | else { |
7e235a1a |
323 | if ($default_charset != '') { |
324 | $contentType = 'text/plain; charset='.$default_charset; |
325 | } |
326 | else { |
327 | $contentType = 'text/plain;'; |
328 | } |
329 | } |
77b88425 |
330 | } |
7e235a1a |
331 | |
332 | /* Insert headers from the $more_headers array */ |
333 | if(is_array($more_headers)) { |
e25c2bd3 |
334 | reset($more_headers); |
335 | while(list($h_name, $h_val) = each($more_headers)) { |
336 | $header .= sprintf("%s: %s\r\n", $h_name, $h_val); |
337 | } |
338 | } |
7e235a1a |
339 | |
e25c2bd3 |
340 | if ($cc_list) { |
7b67334e |
341 | $header .= "Cc: $cc_list\r\n"; // Who the CCs are |
e25c2bd3 |
342 | } |
7e235a1a |
343 | |
a1e937bb |
344 | if ($reply_to != '') { |
7b67334e |
345 | $header .= "Reply-To: $reply_to\r\n"; |
a1e937bb |
346 | } |
7e235a1a |
347 | |
e25c2bd3 |
348 | if ($useSendmail) { |
7b67334e |
349 | if ($bcc_list) { |
e25c2bd3 |
350 | // BCCs is removed from header by sendmail |
7e235a1a |
351 | $header .= "Bcc: $bcc_list\r\n"; |
7b67334e |
352 | } |
e25c2bd3 |
353 | } |
7e235a1a |
354 | |
a1e937bb |
355 | $header .= "X-Mailer: SquirrelMail (version $version)\r\n"; /* Identify SquirrelMail */ |
77b88425 |
356 | |
a1e937bb |
357 | /* Do the MIME-stuff */ |
e25c2bd3 |
358 | $header .= "MIME-Version: 1.0\r\n"; |
7e235a1a |
359 | |
dd7766e0 |
360 | if (isMultipart($session)) { |
604e2c03 |
361 | $header .= 'Content-Type: '.$contentType.' boundary="'; |
362 | $header .= mimeBoundary(); |
363 | $header .= "\"\r\n"; |
e25c2bd3 |
364 | } else { |
7e235a1a |
365 | $header .= 'Content-Type: '.$contentType."\r\n"; |
7b67334e |
366 | $header .= "Content-Transfer-Encoding: 8bit\r\n"; |
e25c2bd3 |
367 | } |
368 | $header .= "\r\n"; // One blank line to separate header and body |
369 | |
370 | $headerlength = strlen($header); |
371 | } |
372 | |
a1e937bb |
373 | /* Write the header */ |
e25c2bd3 |
374 | fputs ($fp, $header); |
375 | |
376 | return $headerlength; |
377 | } |
17ce8467 |
378 | |
a1e937bb |
379 | /* Send the body |
380 | */ |
dd7766e0 |
381 | function writeBody ($fp, $passedBody, $session) { |
e25c2bd3 |
382 | global $default_charset; |
383 | |
384 | $attachmentlength = 0; |
385 | |
dd7766e0 |
386 | if (isMultipart($session)) { |
e25c2bd3 |
387 | $body = '--'.mimeBoundary()."\r\n"; |
388 | |
a1e937bb |
389 | if ($default_charset != "") { |
17ce8467 |
390 | $body .= "Content-Type: text/plain; charset=$default_charset\r\n"; |
a1e937bb |
391 | } |
392 | else { |
17ce8467 |
393 | $body .= "Content-Type: text/plain\r\n"; |
a1e937bb |
394 | } |
e25c2bd3 |
395 | |
396 | $body .= "Content-Transfer-Encoding: 8bit\r\n\r\n"; |
397 | $body .= $passedBody . "\r\n\r\n"; |
398 | fputs ($fp, $body); |
399 | |
dd7766e0 |
400 | $attachmentlength = attachFiles($fp, $session); |
e25c2bd3 |
401 | |
a1e937bb |
402 | if (!isset($postbody)) { |
403 | $postbody = ""; |
404 | } |
e25c2bd3 |
405 | $postbody .= "\r\n--".mimeBoundary()."--\r\n\r\n"; |
406 | fputs ($fp, $postbody); |
407 | } else { |
408 | $body = $passedBody . "\r\n"; |
409 | fputs ($fp, $body); |
410 | $postbody = "\r\n"; |
411 | fputs ($fp, $postbody); |
412 | } |
7e235a1a |
413 | |
e25c2bd3 |
414 | return (strlen($body) + strlen($postbody) + $attachmentlength); |
415 | } |
17ce8467 |
416 | |
a1e937bb |
417 | /* Send mail using the sendmail command |
418 | */ |
dd7766e0 |
419 | function sendSendmail($t, $c, $b, $subject, $body, $more_headers, $session) { |
e25c2bd3 |
420 | global $sendmail_path, $popuser, $username, $domain; |
421 | |
a1e937bb |
422 | /* Build envelope sender address. Make sure it doesn't contain |
423 | * spaces or other "weird" chars that would allow a user to |
424 | * exploit the shell/pipe it is used in. |
425 | */ |
e25c2bd3 |
426 | $envelopefrom = "$popuser@$domain"; |
427 | $envelopefrom = ereg_replace("[[:blank:]]",'', $envelopefrom); |
428 | $envelopefrom = ereg_replace("[[:space:]]",'', $envelopefrom); |
429 | $envelopefrom = ereg_replace("[[:cntrl:]]",'', $envelopefrom); |
430 | |
a1e937bb |
431 | /* open pipe to sendmail or qmail-inject (qmail-inject doesn't accept -t param) */ |
e25c2bd3 |
432 | if (strstr($sendmail_path, "qmail-inject")) { |
433 | $fp = popen (escapeshellcmd("$sendmail_path -f$envelopefrom"), "w"); |
434 | } else { |
435 | $fp = popen (escapeshellcmd("$sendmail_path -t -f$envelopefrom"), "w"); |
436 | } |
437 | |
dd7766e0 |
438 | $headerlength = write822Header ($fp, $t, $c, $b, $subject, $more_headers, $session); |
439 | $bodylength = writeBody($fp, $body, $session); |
e25c2bd3 |
440 | |
441 | pclose($fp); |
442 | |
443 | return ($headerlength + $bodylength); |
444 | } |
445 | |
446 | function smtpReadData($smtpConnection) { |
447 | $read = fgets($smtpConnection, 1024); |
448 | $counter = 0; |
449 | while ($read) { |
450 | echo $read . '<BR>'; |
451 | $data[$counter] = $read; |
452 | $read = fgets($smtpConnection, 1024); |
453 | $counter++; |
454 | } |
455 | } |
456 | |
dd7766e0 |
457 | function sendSMTP($t, $c, $b, $subject, $body, $more_headers, $session) { |
e25c2bd3 |
458 | global $username, $popuser, $domain, $version, $smtpServerAddress, |
459 | $smtpPort, $data_dir, $color, $use_authenticated_smtp, $identity, |
460 | $key, $onetimepad; |
461 | |
462 | $to = expandRcptAddrs(parseAddrs($t)); |
463 | $cc = expandRcptAddrs(parseAddrs($c)); |
464 | $bcc = expandRcptAddrs(parseAddrs($b)); |
a1e937bb |
465 | if (isset($identity) && $identity != 'default') { |
e25c2bd3 |
466 | $from_addr = getPref($data_dir, $username, 'email_address' . $identity); |
a1e937bb |
467 | } |
468 | else { |
e25c2bd3 |
469 | $from_addr = getPref($data_dir, $username, 'email_address'); |
a1e937bb |
470 | } |
e25c2bd3 |
471 | |
a1e937bb |
472 | if (!$from_addr) { |
e25c2bd3 |
473 | $from_addr = "$popuser@$domain"; |
a1e937bb |
474 | } |
e25c2bd3 |
475 | |
476 | $smtpConnection = fsockopen($smtpServerAddress, $smtpPort, $errorNumber, $errorString); |
477 | if (!$smtpConnection) { |
478 | echo 'Error connecting to SMTP Server.<br>'; |
479 | echo "$errorNumber : $errorString<br>"; |
480 | exit; |
481 | } |
482 | $tmp = fgets($smtpConnection, 1024); |
14c62c12 |
483 | if (errorCheck($tmp, $smtpConnection)!=5) { |
484 | return(0); |
485 | } |
e25c2bd3 |
486 | |
487 | $to_list = getLineOfAddrs($to); |
488 | $cc_list = getLineOfAddrs($cc); |
489 | |
a1e937bb |
490 | /* Lets introduce ourselves */ |
e25c2bd3 |
491 | if (! isset ($use_authenticated_smtp) || $use_authenticated_smtp == false) { |
492 | fputs($smtpConnection, "HELO $domain\r\n"); |
493 | $tmp = fgets($smtpConnection, 1024); |
494 | if (errorCheck($tmp, $smtpConnection)!=5) return(0); |
495 | } else { |
496 | fputs($smtpConnection, "EHLO $domain\r\n"); |
497 | $tmp = fgets($smtpConnection, 1024); |
498 | if (errorCheck($tmp, $smtpConnection)!=5) return(0); |
499 | |
500 | fputs($smtpConnection, "AUTH LOGIN\r\n"); |
501 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
502 | if (errorCheck($tmp, $smtpConnection)!=5) { |
503 | return(0); |
504 | } |
77b88425 |
505 | |
e25c2bd3 |
506 | fputs($smtpConnection, base64_encode ($username) . "\r\n"); |
507 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
508 | if (errorCheck($tmp, $smtpConnection)!=5) { |
509 | return(0); |
510 | } |
e25c2bd3 |
511 | |
512 | fputs($smtpConnection, base64_encode (OneTimePadDecrypt($key, $onetimepad)) . "\r\n"); |
513 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
514 | if (errorCheck($tmp, $smtpConnection)!=5) { |
515 | return(0); |
516 | } |
e25c2bd3 |
517 | } |
518 | |
a1e937bb |
519 | /* Ok, who is sending the message? */ |
e25c2bd3 |
520 | fputs($smtpConnection, "MAIL FROM: <$from_addr>\r\n"); |
521 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
522 | if (errorCheck($tmp, $smtpConnection)!=5) { |
523 | return(0); |
524 | } |
e25c2bd3 |
525 | |
a1e937bb |
526 | /* send who the recipients are */ |
e25c2bd3 |
527 | for ($i = 0; $i < count($to); $i++) { |
528 | fputs($smtpConnection, "RCPT TO: $to[$i]\r\n"); |
529 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
530 | if (errorCheck($tmp, $smtpConnection)!=5) { |
531 | return(0); |
532 | } |
e25c2bd3 |
533 | } |
534 | for ($i = 0; $i < count($cc); $i++) { |
535 | fputs($smtpConnection, "RCPT TO: $cc[$i]\r\n"); |
536 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
537 | if (errorCheck($tmp, $smtpConnection)!=5) { |
538 | return(0); |
539 | } |
e25c2bd3 |
540 | } |
541 | for ($i = 0; $i < count($bcc); $i++) { |
542 | fputs($smtpConnection, "RCPT TO: $bcc[$i]\r\n"); |
543 | $tmp = fgets($smtpConnection, 1024); |
77b88425 |
544 | if (errorCheck($tmp, $smtpConnection)!=5) { |
a1e937bb |
545 | return(0); |
546 | } |
e25c2bd3 |
547 | } |
77b88425 |
548 | |
a1e937bb |
549 | /* Lets start sending the actual message */ |
e25c2bd3 |
550 | fputs($smtpConnection, "DATA\r\n"); |
551 | $tmp = fgets($smtpConnection, 1024); |
a1e937bb |
552 | if (errorCheck($tmp, $smtpConnection)!=5) { |
553 | return(0); |
554 | } |
77b88425 |
555 | |
a1e937bb |
556 | /* Send the message */ |
dd7766e0 |
557 | $headerlength = write822Header ($smtpConnection, $t, $c, $b, $subject, $more_headers, $session); |
558 | $bodylength = writeBody($smtpConnection, $body, $session); |
e25c2bd3 |
559 | |
a1e937bb |
560 | fputs($smtpConnection, ".\r\n"); /* end the DATA part */ |
e25c2bd3 |
561 | $tmp = fgets($smtpConnection, 1024); |
562 | $num = errorCheck($tmp, $smtpConnection, true); |
563 | if ($num != 250) { |
e25c2bd3 |
564 | return(0); |
565 | } |
566 | |
a1e937bb |
567 | fputs($smtpConnection, "QUIT\r\n"); /* log off */ |
e25c2bd3 |
568 | |
569 | fclose($smtpConnection); |
570 | |
571 | return ($headerlength + $bodylength); |
572 | } |
60994e13 |
573 | |
60994e13 |
574 | |
e25c2bd3 |
575 | function errorCheck($line, $smtpConnection, $verbose = false) { |
8f8f3a4e |
576 | global $color, $compose_new_win; |
e25c2bd3 |
577 | |
a1e937bb |
578 | /* Read new lines on a multiline response */ |
e25c2bd3 |
579 | $lines = $line; |
580 | while(ereg("^[0-9]+-", $line)) { |
581 | $line = fgets($smtpConnection, 1024); |
582 | $lines .= $line; |
583 | } |
584 | |
a1e937bb |
585 | /* Status: 0 = fatal |
586 | * 5 = ok |
587 | */ |
e25c2bd3 |
588 | $err_num = substr($line, 0, strpos($line, " ")); |
589 | switch ($err_num) { |
590 | case 500: $message = 'Syntax error; command not recognized'; |
591 | $status = 0; |
592 | break; |
593 | case 501: $message = 'Syntax error in parameters or arguments'; |
594 | $status = 0; |
595 | break; |
596 | case 502: $message = 'Command not implemented'; |
597 | $status = 0; |
598 | break; |
599 | case 503: $message = 'Bad sequence of commands'; |
600 | $status = 0; |
601 | break; |
602 | case 504: $message = 'Command parameter not implemented'; |
603 | $status = 0; |
a1e937bb |
604 | break; |
e25c2bd3 |
605 | |
606 | case 211: $message = 'System status, or system help reply'; |
607 | $status = 5; |
608 | break; |
609 | case 214: $message = 'Help message'; |
610 | $status = 5; |
611 | break; |
612 | |
e25c2bd3 |
613 | case 220: $message = 'Service ready'; |
614 | $status = 5; |
615 | break; |
616 | case 221: $message = 'Service closing transmission channel'; |
617 | $status = 5; |
618 | break; |
a1e937bb |
619 | |
e25c2bd3 |
620 | case 421: $message = 'Service not available, closing chanel'; |
621 | $status = 0; |
622 | break; |
623 | |
a1e937bb |
624 | case 235: return(5); |
625 | break; |
e25c2bd3 |
626 | case 250: $message = 'Requested mail action okay, completed'; |
627 | $status = 5; |
628 | break; |
629 | case 251: $message = 'User not local; will forward'; |
630 | $status = 5; |
631 | break; |
632 | case 334: return(5); break; |
633 | case 450: $message = 'Requested mail action not taken: mailbox unavailable'; |
634 | $status = 0; |
635 | break; |
636 | case 550: $message = 'Requested action not taken: mailbox unavailable'; |
637 | $status = 0; |
638 | break; |
639 | case 451: $message = 'Requested action aborted: error in processing'; |
640 | $status = 0; |
641 | break; |
642 | case 551: $message = 'User not local; please try forwarding'; |
643 | $status = 0; |
644 | break; |
645 | case 452: $message = 'Requested action not taken: insufficient system storage'; |
646 | $status = 0; |
647 | break; |
648 | case 552: $message = 'Requested mail action aborted: exceeding storage allocation'; |
649 | $status = 0; |
650 | break; |
651 | case 553: $message = 'Requested action not taken: mailbox name not allowed'; |
652 | $status = 0; |
653 | break; |
654 | case 354: $message = 'Start mail input; end with .'; |
655 | $status = 5; |
656 | break; |
657 | case 554: $message = 'Transaction failed'; |
658 | $status = 0; |
659 | break; |
660 | default: $message = 'Unknown response: '. nl2br(htmlspecialchars($lines)); |
661 | $status = 0; |
662 | $error_num = '001'; |
663 | break; |
664 | } |
7e235a1a |
665 | |
e25c2bd3 |
666 | if ($status == 0) { |
667 | include_once('../functions/page_header.php'); |
8f8f3a4e |
668 | if ($compose_new_win == '1') { |
669 | compose_Header($color, 'None'); |
670 | } |
7e235a1a |
671 | else { |
8f8f3a4e |
672 | displayPageHeader($color, 'None'); |
673 | } |
e25c2bd3 |
674 | include_once('../functions/display_messages.php'); |
675 | $lines = nl2br(htmlspecialchars($lines)); |
676 | $msg = $message . "<br>\nServer replied: $lines"; |
677 | plain_error_message($msg, $color); |
678 | } |
679 | if (! $verbose) return $status; |
680 | return $err_num; |
681 | } |
682 | |
67c2f5ea |
683 | /* create new reference header per rfc2822 */ |
684 | |
685 | function calculate_references($refs, $inreplyto, $old_reply_to) { |
686 | $refer = ""; |
687 | for ($i=1;$i<count($refs[0]);$i++) { |
688 | if (!empty($refs[0][$i])) { |
689 | if (preg_match("/^References:(.+)$/", $refs[0][$i], $regs)) { |
690 | $refer = trim($regs[1]); |
691 | } |
692 | else { |
693 | $refer .= ' ' . trim($refs[0][$i]); |
694 | } |
695 | } |
696 | } |
697 | $refer = trim($refer); |
698 | if (strlen($refer) > 2) { |
699 | $refer .= ' ' . $inreplyto; |
700 | } |
701 | else { |
702 | if (!empty($old_reply_to)) { |
703 | $refer .= $old_reply_to . ' ' . $inreplyto; |
704 | } |
705 | else { |
706 | $refer .= $inreplyto; |
707 | } |
708 | } |
709 | trim($refer); |
710 | $refer = str_replace(' ', "\r\n ", $refer); |
711 | return $refer; |
712 | } |
713 | |
dd7766e0 |
714 | function sendMessage($t, $c, $b, $subject, $body, $reply_id, $MDN, $prio = 3, $session) { |
77b88425 |
715 | global $useSendmail, $msg_id, $is_reply, $mailbox, $onetimepad, |
604e2c03 |
716 | $data_dir, $username, $domain, $key, $version, $sent_folder, $imapServerAddress, |
717 | $imapPort, $default_use_priority, $more_headers, $request_mdn, $request_dr; |
77b88425 |
718 | |
e25c2bd3 |
719 | $more_headers = Array(); |
720 | |
77b88425 |
721 | do_hook('smtp_send'); |
722 | |
e25c2bd3 |
723 | $imap_stream = sqimap_login($username, $key, $imapServerAddress, $imapPort, 1); |
77b88425 |
724 | |
e25c2bd3 |
725 | if (isset($reply_id) && $reply_id) { |
726 | sqimap_mailbox_select ($imap_stream, $mailbox); |
727 | sqimap_messages_flag ($imap_stream, $reply_id, $reply_id, 'Answered'); |
77b88425 |
728 | |
729 | /* Insert In-Reply-To and References headers if the |
a1e937bb |
730 | * message-id of the message we reply to is set (longer than "<>") |
731 | * The References header should really be the old Referenced header |
67c2f5ea |
732 | * with the message ID appended, and now it is (jmunro) |
a1e937bb |
733 | */ |
e25c2bd3 |
734 | $hdr = sqimap_get_small_header ($imap_stream, $reply_id, false); |
735 | if(strlen($hdr->message_id) > 2) { |
67c2f5ea |
736 | $refs = get_reference_header ($imap_stream, $reply_id); |
737 | $inreplyto = $hdr->message_id; |
738 | $old_reply_to = $hdr->inrepto; |
739 | $refer = calculate_references ($refs, $inreplyto, $old_reply_to); |
740 | $more_headers['In-Reply-To'] = $inreplyto; |
741 | $more_headers['References'] = $refer; |
e25c2bd3 |
742 | } |
743 | } |
744 | if ($default_use_priority) { |
745 | $more_headers = array_merge($more_headers, createPriorityHeaders($prio)); |
746 | } |
77b88425 |
747 | |
604e2c03 |
748 | $requestRecipt = 0; |
749 | if (isset($request_dr)) { |
750 | $requestRecipt += 1; |
751 | } |
752 | if (isset($request_mdn)) { |
753 | $requestRecipt += 2; |
754 | } |
755 | if ( $requestRecipt > 0) { |
756 | $more_headers = array_merge($more_headers, createReceiptHeaders($requestRecipt)); |
757 | } |
758 | |
a1e937bb |
759 | /* In order to remove the problem of users not able to create |
760 | * messages with "." on a blank line, RFC821 has made provision |
761 | * in section 4.5.2 (Transparency). |
762 | */ |
e25c2bd3 |
763 | $body = ereg_replace("\n\\.", "\n..", $body); |
764 | $body = ereg_replace("^\\.", "..", $body); |
77b88425 |
765 | |
a1e937bb |
766 | /* this is to catch all plain \n instances and |
767 | * replace them with \r\n. All newlines were converted |
768 | * into just \n inside the compose.php file. |
769 | */ |
e25c2bd3 |
770 | $body = ereg_replace("\n", "\r\n", $body); |
604e2c03 |
771 | |
772 | if ($MDN) { |
773 | $more_headers["Content-Type"] = "multipart/report; ". |
774 | "report-type=disposition-notification;"; |
775 | } |
77b88425 |
776 | |
e25c2bd3 |
777 | if ($useSendmail) { |
dd7766e0 |
778 | $length = sendSendmail($t, $c, $b, $subject, $body, $more_headers, $session); |
e25c2bd3 |
779 | } else { |
dd7766e0 |
780 | $length = sendSMTP($t, $c, $b, $subject, $body, $more_headers, $session); |
e25c2bd3 |
781 | } |
e25c2bd3 |
782 | if (sqimap_mailbox_exists ($imap_stream, $sent_folder)) { |
783 | sqimap_append ($imap_stream, $sent_folder, $length); |
dd7766e0 |
784 | write822Header ($imap_stream, $t, $c, $b, $subject, $more_headers, $session); |
785 | writeBody ($imap_stream, $body, $session); |
e25c2bd3 |
786 | sqimap_append_done ($imap_stream); |
787 | } |
788 | sqimap_logout($imap_stream); |
a1e937bb |
789 | /* Delete the files uploaded for attaching (if any). |
790 | * only if $length != 0 (if there was no error) |
791 | */ |
77b88425 |
792 | if ($length) { |
dd7766e0 |
793 | ClearAttachments($session); |
77b88425 |
794 | } |
795 | |
e25c2bd3 |
796 | return $length; |
797 | } |
d1b8b679 |
798 | |
e25c2bd3 |
799 | function createPriorityHeaders($prio) { |
800 | $prio_headers = Array(); |
77b88425 |
801 | $prio_headers['X-Priority'] = $prio; |
802 | |
e25c2bd3 |
803 | switch($prio) { |
77b88425 |
804 | case 1: $prio_headers['Importance'] = 'High'; |
805 | $prio_headers['X-MSMail-Priority'] = 'High'; |
e25c2bd3 |
806 | break; |
77b88425 |
807 | |
808 | case 3: $prio_headers['Importance'] = 'Normal'; |
809 | $prio_headers['X-MSMail-Priority'] = 'Normal'; |
e25c2bd3 |
810 | break; |
77b88425 |
811 | |
e25c2bd3 |
812 | case 5: |
77b88425 |
813 | $prio_headers['Importance'] = 'Low'; |
814 | $prio_headers['X-MSMail-Priority'] = 'Low'; |
e25c2bd3 |
815 | break; |
816 | } |
817 | return $prio_headers; |
818 | } |
020abcf3 |
819 | |
604e2c03 |
820 | function createReceiptHeaders($receipt) { |
0804c276 |
821 | |
822 | GLOBAL $data_dir, $username; |
823 | |
824 | $receipt_headers = Array(); |
825 | $from_addr = getPref($data_dir, $username, 'email_address'); |
826 | $from = getPref($data_dir, $username, 'full_name'); |
827 | |
828 | if ($from == '') { |
829 | $from = "<$from_addr>"; |
830 | } |
831 | else { |
832 | $from = '"' . encodeHeader($from) . "\" <$from_addr>"; |
833 | } |
834 | |
835 | /* On Delivery */ |
836 | if ( $receipt == 1 |
837 | || $receipt == 3 ) { |
838 | $receipt_headers["Return-Receipt-To"] = $from; |
839 | } |
840 | /* On Read */ |
841 | if ($receipt == 2 |
842 | || $receipt == 3 ) { |
843 | /* Pegasus Mail */ |
844 | $receipt_headers["X-Confirm-Reading-To"] = $from; |
845 | /* RFC 2298 */ |
846 | $receipt_headers["Disposition-Notification-To"] = $from; |
847 | } |
848 | return $receipt_headers; |
849 | } |
604e2c03 |
850 | |
851 | |
020abcf3 |
852 | ?> |