59177427 |
1 | <?php |
bccadd02 |
2 | |
35586184 |
3 | /** |
a6fd80f5 |
4 | * imap_general.php |
35586184 |
5 | * |
76911253 |
6 | * Copyright (c) 1999-2003 The SquirrelMail Project Team |
15e6162e |
7 | * Licensed under the GNU GPL. For full terms see the file COPYING. |
35586184 |
8 | * |
15e6162e |
9 | * This implements all functions that do general imap functions. |
35586184 |
10 | * |
15e6162e |
11 | * $Id$ |
35586184 |
12 | */ |
13 | |
b68edc75 |
14 | require_once(SM_PATH . 'functions/page_header.php'); |
47a29326 |
15 | require_once(SM_PATH . 'functions/auth.php'); |
16 | |
35586184 |
17 | |
41600f7d |
18 | global $sqimap_session_id; |
19 | $sqimap_session_id = 1; |
71257f8b |
20 | |
3411d4ec |
21 | /* Sets an unique session id in order to avoid simultanous sessions crash. */ |
487daa81 |
22 | function sqimap_session_id($unique_id = false) { |
41600f7d |
23 | global $data_dir, $username, $sqimap_session_id; |
487daa81 |
24 | if (!$unique_id) { |
098ea084 |
25 | return( sprintf("A%03d", $sqimap_session_id++) ); |
487daa81 |
26 | } else { |
098ea084 |
27 | return( sprintf("A%03d", $sqimap_session_id++) . ' UID' ); |
487daa81 |
28 | } |
9c737111 |
29 | } |
30 | |
3411d4ec |
31 | /* |
32 | * Both send a command and accept the result from the command. |
33 | * This is to allow proper session number handling. |
34 | */ |
487daa81 |
35 | function sqimap_run_command_list ($imap_stream, $query, $handle_errors, &$response, &$message, $unique_id = false) { |
c5809184 |
36 | if ($imap_stream) { |
098ea084 |
37 | $sid = sqimap_session_id($unique_id); |
38 | fputs ($imap_stream, $sid . ' ' . $query . "\r\n"); |
39 | $read = sqimap_read_data_list ($imap_stream, $sid, $handle_errors, $response, $message, $query ); |
40 | return $read; |
c5809184 |
41 | } else { |
42 | global $squirrelmail_language, $color; |
43 | set_up_language($squirrelmail_language); |
44 | require_once(SM_PATH . 'functions/display_messages.php'); |
45 | $string = "<b><font color=$color[2]>\n" . |
46 | _("ERROR : No available imapstream.") . |
47 | "</b></font>\n"; |
48 | error_box($string,$color); |
098ea084 |
49 | return false; |
c5809184 |
50 | } |
51 | |
1c72b151 |
52 | } |
53 | |
487daa81 |
54 | function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response, &$message, $unique_id = false) { |
c5809184 |
55 | if ($imap_stream) { |
56 | $sid = sqimap_session_id($unique_id); |
098ea084 |
57 | fputs ($imap_stream, $sid . ' ' . $query . "\r\n"); |
58 | $read = sqimap_read_data ($imap_stream, $sid, $handle_errors, $response, $message, $query); |
59 | return $read; |
c5809184 |
60 | } else { |
61 | global $squirrelmail_language, $color; |
62 | set_up_language($squirrelmail_language); |
63 | require_once(SM_PATH . 'functions/display_messages.php'); |
64 | $string = "<b><font color=$color[2]>\n" . |
65 | _("ERROR : No available imapstream.") . |
66 | "</b></font>\n"; |
67 | error_box($string,$color); |
098ea084 |
68 | return false; |
c5809184 |
69 | } |
70 | |
42a07ac1 |
71 | } |
72 | |
9c737111 |
73 | |
b8c285ab |
74 | /* |
75 | * custom fgets function. gets a line from IMAP |
76 | * no matter how big it may be |
77 | */ |
78 | |
79 | function sqimap_fgets($imap_stream) { |
80 | $read = ''; |
81 | $buffer = 4096; |
82 | $results = ''; |
c41daf03 |
83 | $offset = 0; |
ba8f367a |
84 | $i=0; |
c41daf03 |
85 | while (strpos($results, "\r\n", $offset) === false) { |
b8c285ab |
86 | if (!($read = fgets($imap_stream, $buffer))) { |
87 | break; |
88 | } |
c41daf03 |
89 | if ( $results != '' ) { |
90 | $offset = strlen($results) - 1; |
91 | } |
b8c285ab |
92 | $results .= $read; |
93 | } |
94 | return $results; |
95 | } |
96 | |
bee165ef |
97 | /* |
3411d4ec |
98 | * Reads the output from the IMAP stream. If handle_errors is set to true, |
99 | * this will also handle all errors that are received. If it is not set, |
100 | * the errors will be sent back through $response and $message |
bee165ef |
101 | */ |
b8c285ab |
102 | |
bea3eb1e |
103 | function sqimap_read_data_list ($imap_stream, $tag_uid, $handle_errors, &$response, &$message, $query = '') { |
9c737111 |
104 | global $color, $squirrelmail_language; |
9c737111 |
105 | $read = ''; |
bea3eb1e |
106 | $tag_uid_a = explode(' ',trim($tag_uid)); |
107 | $tag = $tag_uid_a[0]; |
b8c285ab |
108 | $resultlist = array(); |
109 | $data = array(); |
110 | $read = sqimap_fgets($imap_stream); |
ba8f367a |
111 | $i = 0; |
bea3eb1e |
112 | while ($read) { |
113 | $char = $read{0}; |
114 | switch ($char) |
115 | { |
15bc7f66 |
116 | case '+': |
117 | default: |
118 | $read = sqimap_fgets($imap_stream); |
119 | break; |
120 | |
121 | case $tag{0}: |
122 | { |
bea3eb1e |
123 | /* get the command */ |
124 | $arg = ''; |
125 | $i = strlen($tag)+1; |
126 | $s = substr($read,$i); |
127 | if (($j = strpos($s,' ')) || ($j = strpos($s,"\n"))) { |
128 | $arg = substr($s,0,$j); |
129 | } |
130 | $found_tag = substr($read,0,$i-1); |
131 | if ($arg && $found_tag==$tag) { |
132 | switch ($arg) |
133 | { |
15bc7f66 |
134 | case 'OK': |
135 | case 'BAD': |
136 | case 'NO': |
137 | case 'BYE': |
138 | case 'PREAUTH': |
bea3eb1e |
139 | $response = $arg; |
140 | $message = trim(substr($read,$i+strlen($arg))); |
141 | break 3; |
15bc7f66 |
142 | default: |
bea3eb1e |
143 | /* this shouldn't happen */ |
144 | $response = $arg; |
145 | $message = trim(substr($read,$i+strlen($arg))); |
146 | break 3; |
147 | } |
148 | } elseif($found_tag !== $tag) { |
149 | /* reset data array because we do not need this reponse */ |
150 | $data = array(); |
151 | $read = sqimap_fgets($imap_stream); |
152 | break; |
153 | } |
15bc7f66 |
154 | } // end case $tag{0} |
155 | |
156 | case '*': |
157 | { |
bea3eb1e |
158 | if (preg_match('/^\*\s\d+\sFETCH/',$read)) { |
159 | /* check for literal */ |
160 | $s = substr($read,-3); |
161 | $fetch_data = array(); |
162 | do { /* outer loop, continue until next untagged fetch |
163 | or tagged reponse */ |
164 | do { /* innerloop for fetching literals. with this loop |
165 | we prohibid that literal responses appear in the |
166 | outer loop so we can trust the untagged and |
167 | tagged info provided by $read */ |
168 | if ($s === "}\r\n") { |
169 | $j = strrpos($read,'{'); |
170 | $iLit = substr($read,$j+1,-3); |
171 | $fetch_data[] = $read; |
172 | $sLiteral = fread($imap_stream,$iLit); |
173 | /* backwards compattibility */ |
174 | $aLiteral = explode("\n", $sLiteral); |
175 | /* release not neaded data */ |
176 | unset($sLiteral); |
177 | foreach ($aLiteral as $line) { |
178 | $fetch_data[] = $line ."\n"; |
179 | } |
180 | /* release not neaded data */ |
181 | unset($aLiteral); |
182 | /* next fgets belongs to this fetch because |
183 | we just got the exact literalsize and there |
184 | must follow data to complete the response */ |
185 | $fetch_data[] = sqimap_fgets($imap_stream); |
186 | } else { |
187 | $fetch_data[] = $read; |
188 | } |
189 | /* retrieve next line and check in the while |
190 | statements if it belongs to this fetch response */ |
191 | $read = sqimap_fgets($imap_stream); |
192 | /* check for next untagged reponse and break */ |
193 | if ($read{0} == '*') break 2; |
194 | $s = substr($read,-3); |
195 | } while ($s === "}\r\n"); |
196 | $s = substr($read,-3); |
197 | } while ($read{0} !== '*' && |
198 | substr($read,0,strlen($tag)) !== $tag); |
199 | $resultlist[] = $fetch_data; |
200 | /* release not neaded data */ |
201 | unset ($fetch_data); |
202 | } else { |
203 | $s = substr($read,-3); |
204 | do { |
205 | if ($s === "}\r\n") { |
206 | $j = strrpos($read,'{'); |
207 | $iLit = substr($read,$j+1,-3); |
208 | $data[] = $read; |
209 | $data[] = fread($imap_stream,$iLit); |
210 | $fetch_data[] = sqimap_fgets($imap_stream); |
211 | } else { |
212 | $data[] = $read; |
213 | } |
214 | $read = sqimap_fgets($imap_stream); |
215 | if ($read{0} == '*') break; |
216 | $s = substr($read,-3); |
217 | } while ($s === "}\r\n"); |
218 | break 1; |
219 | } |
220 | break; |
15bc7f66 |
221 | } // end case '*' |
222 | } // end switch |
b8c285ab |
223 | } |
15bc7f66 |
224 | |
225 | /* Set $resultlist array */ |
b8c285ab |
226 | if (!empty($data)) { |
9c737111 |
227 | $resultlist[] = $data; |
228 | } |
b8c285ab |
229 | elseif (empty($resultlist)) { |
230 | $resultlist[] = array(); |
231 | } |
15bc7f66 |
232 | |
233 | /* Return result or handle errors */ |
bee165ef |
234 | if ($handle_errors == false) { |
235 | return( $resultlist ); |
b8c285ab |
236 | } |
237 | elseif ($response == 'NO') { |
238 | /* ignore this error from M$ exchange, it is not fatal (aka bug) */ |
9c737111 |
239 | if (strstr($message, 'command resulted in') === false) { |
441f2d33 |
240 | set_up_language($squirrelmail_language); |
098ea084 |
241 | require_once(SM_PATH . 'functions/display_messages.php'); |
242 | $string = "<b><font color=$color[2]>\n" . |
b8c285ab |
243 | _("ERROR : Could not complete request.") . |
244 | "</b><br>\n" . |
9b761dbd |
245 | _("Query:") . ' ' . |
246 | htmlspecialchars($query) . '<br>' . |
b8c285ab |
247 | _("Reason Given: ") . |
9b761dbd |
248 | htmlspecialchars($message) . "</font><br>\n"; |
098ea084 |
249 | error_box($string,$color); |
052e0c26 |
250 | exit; |
9c737111 |
251 | } |
b8c285ab |
252 | } |
253 | elseif ($response == 'BAD') { |
9c737111 |
254 | set_up_language($squirrelmail_language); |
098ea084 |
255 | require_once(SM_PATH . 'functions/display_messages.php'); |
bef6629c |
256 | $string = "<b><font color=$color[2]>\n" . |
b8c285ab |
257 | _("ERROR : Bad or malformed request.") . |
258 | "</b><br>\n" . |
9b761dbd |
259 | _("Query:") . ' '. |
260 | htmlspecialchars($query) . '<br>' . |
b8c285ab |
261 | _("Server responded: ") . |
9b761dbd |
262 | htmlspecialchars($message) . "</font><br>\n"; |
098ea084 |
263 | error_box($string,$color); |
9c737111 |
264 | exit; |
b8c285ab |
265 | } |
266 | else { |
3411d4ec |
267 | return $resultlist; |
9c737111 |
268 | } |
9c737111 |
269 | } |
270 | |
bea3eb1e |
271 | function sqimap_read_data ($imap_stream, $tag_uid, $handle_errors, &$response, &$message, $query = '') { |
272 | $res = sqimap_read_data_list($imap_stream, $tag_uid, $handle_errors, $response, $message, $query); |
863936bb |
273 | |
274 | /* sqimap_read_data should be called for one response |
275 | but since it just calls sqimap_read_data_list which |
276 | handles multiple responses we need to check for that |
277 | and merge the $res array IF they are seperated and |
278 | IF it was a FETCH response. */ |
279 | |
ba8f367a |
280 | // if (isset($res[1]) && is_array($res[1]) && isset($res[1][0]) |
281 | // && preg_match('/^\* \d+ FETCH/', $res[1][0])) { |
282 | // $result = array(); |
283 | // foreach($res as $index=>$value) { |
284 | // $result = array_merge($result, $res["$index"]); |
285 | // } |
286 | // } |
863936bb |
287 | if (isset($result)) { |
288 | return $result; |
56afb33f |
289 | } |
56afb33f |
290 | else { |
863936bb |
291 | return $res[0]; |
56afb33f |
292 | } |
293 | |
9c737111 |
294 | } |
295 | |
3411d4ec |
296 | /* |
297 | * Logs the user into the imap server. If $hide is set, no error messages |
298 | * will be displayed. This function returns the imap connection handle. |
299 | */ |
9c737111 |
300 | function sqimap_login ($username, $password, $imap_server_address, $imap_port, $hide) { |
47a29326 |
301 | global $color, $squirrelmail_language, $onetimepad, $use_imap_tls, $imap_auth_mech; |
85fc999e |
302 | |
eb2f6102 |
303 | if (!isset($onetimepad) || empty($onetimepad)) { |
304 | sqgetglobalvar('onetimepad' , $onetimepad , SQ_SESSION ); |
305 | } |
bd9829d7 |
306 | $imap_server_address = sqimap_get_user_server($imap_server_address, $username); |
098ea084 |
307 | $host=$imap_server_address; |
308 | |
309 | if (($use_imap_tls == true) and (check_php_version(4,3)) and (extension_loaded('openssl'))) { |
310 | /* Use TLS by prefixing "tls://" to the hostname */ |
311 | $imap_server_address = 'tls://' . $imap_server_address; |
312 | } |
47a29326 |
313 | |
3411d4ec |
314 | $imap_stream = fsockopen ( $imap_server_address, $imap_port, $error_number, $error_string, 15); |
85fc999e |
315 | |
3411d4ec |
316 | /* Do some error correction */ |
9c737111 |
317 | if (!$imap_stream) { |
318 | if (!$hide) { |
441f2d33 |
319 | set_up_language($squirrelmail_language, true); |
098ea084 |
320 | require_once(SM_PATH . 'functions/display_messages.php'); |
321 | $string = sprintf (_("Error connecting to IMAP server: %s.") . |
322 | "<br>\r\n", $imap_server_address) . |
1f720b34 |
323 | "$error_number : $error_string<br>\r\n"; |
098ea084 |
324 | logout_error($string,$color); |
9c737111 |
325 | } |
326 | exit; |
327 | } |
052e0c26 |
328 | |
2f1f7a12 |
329 | $server_info = fgets ($imap_stream, 1024); |
330 | |
331 | /* Decrypt the password */ |
332 | $password = OneTimePadDecrypt($password, $onetimepad); |
333 | |
098ea084 |
334 | if (($imap_auth_mech == 'cram-md5') OR ($imap_auth_mech == 'digest-md5')) { |
fe0b18b3 |
335 | // We're using some sort of authentication OTHER than plain or login |
098ea084 |
336 | $tag=sqimap_session_id(false); |
337 | if ($imap_auth_mech == 'digest-md5') { |
338 | $query = $tag . " AUTHENTICATE DIGEST-MD5\r\n"; |
339 | } elseif ($imap_auth_mech == 'cram-md5') { |
340 | $query = $tag . " AUTHENTICATE CRAM-MD5\r\n"; |
341 | } |
342 | fputs($imap_stream,$query); |
343 | $answer=sqimap_fgets($imap_stream); |
344 | // Trim the "+ " off the front |
345 | $response=explode(" ",$answer,3); |
346 | if ($response[0] == '+') { |
347 | // Got a challenge back |
348 | $challenge=$response[1]; |
349 | if ($imap_auth_mech == 'digest-md5') { |
350 | $reply = digest_md5_response($username,$password,$challenge,'imap',$host); |
351 | } elseif ($imap_auth_mech == 'cram-md5') { |
352 | $reply = cram_md5_response($username,$password,$challenge); |
353 | } |
354 | fputs($imap_stream,$reply); |
355 | $read=sqimap_fgets($imap_stream); |
356 | if ($imap_auth_mech == 'digest-md5') { |
357 | // DIGEST-MD5 has an extra step.. |
358 | if (substr($read,0,1) == '+') { // OK so far.. |
359 | fputs($imap_stream,"\r\n"); |
360 | $read=sqimap_fgets($imap_stream); |
361 | } |
362 | } |
363 | $results=explode(" ",$read,3); |
364 | $response=$results[1]; |
365 | $message=$results[2]; |
47a29326 |
366 | } else { |
098ea084 |
367 | // Fake the response, so the error trap at the bottom will work |
368 | $response="BAD"; |
369 | $message='IMAP server does not appear to support the authentication method selected.'; |
370 | $message .= ' Please contact your system administrator.'; |
47a29326 |
371 | } |
fe0b18b3 |
372 | } elseif ($imap_auth_mech == 'login') { |
098ea084 |
373 | // Original IMAP login code |
fbb76d0e |
374 | $query = 'LOGIN "' . quoteimap($username) . '" "' . quoteimap($password) . '"'; |
47a29326 |
375 | $read = sqimap_run_command ($imap_stream, $query, false, $response, $message); |
1e7fc1cb |
376 | } elseif ($imap_auth_mech == 'plain') { |
098ea084 |
377 | /* Replace this with SASL PLAIN if it ever gets implemented */ |
378 | $response="BAD"; |
379 | $message='SquirrelMail does not support SASL PLAIN yet. Rerun conf.pl and use login instead.'; |
380 | } else { |
381 | $response="BAD"; |
382 | $message="Internal SquirrelMail error - unknown IMAP authentication method chosen. Please contact the developers."; |
383 | } |
47a29326 |
384 | |
098ea084 |
385 | /* If the connection was not successful, lets see why */ |
9c737111 |
386 | if ($response != 'OK') { |
387 | if (!$hide) { |
74424a43 |
388 | if ($response != 'NO') { |
3411d4ec |
389 | /* "BAD" and anything else gets reported here. */ |
098ea084 |
390 | $message = htmlspecialchars($message); |
9c737111 |
391 | set_up_language($squirrelmail_language, true); |
098ea084 |
392 | require_once(SM_PATH . 'functions/display_messages.php'); |
9c737111 |
393 | if ($response == 'BAD') { |
bea3eb1e |
394 | $string = sprintf (_("Bad request: %s")."<br>\r\n", $message); |
9c737111 |
395 | } else { |
bea3eb1e |
396 | $string = sprintf (_("Unknown error: %s") . "<br>\n", $message); |
9c737111 |
397 | } |
1e7fc1cb |
398 | if (isset($read) && is_array($read)) { |
bea3eb1e |
399 | $string .= '<br>' . _("Read data:") . "<br>\n"; |
9c737111 |
400 | foreach ($read as $line) { |
1f720b34 |
401 | $string .= htmlspecialchars($line) . "<br>\n"; |
9c737111 |
402 | } |
403 | } |
098ea084 |
404 | error_box($string,$color); |
9c737111 |
405 | exit; |
165e24a7 |
406 | } else { |
3411d4ec |
407 | /* |
408 | * If the user does not log in with the correct |
1c72b151 |
409 | * username and password it is not possible to get the |
410 | * correct locale from the user's preferences. |
411 | * Therefore, apply the same hack as on the login |
412 | * screen. |
3411d4ec |
413 | * |
414 | * $squirrelmail_language is set by a cookie when |
1c72b151 |
415 | * the user selects language and logs out |
bee165ef |
416 | */ |
9be8198d |
417 | |
9c737111 |
418 | set_up_language($squirrelmail_language, true); |
bd9c880b |
419 | include_once(SM_PATH . 'functions/display_messages.php' ); |
098ea084 |
420 | sqsession_destroy(); |
bd9c880b |
421 | logout_error( _("Unknown user or password incorrect.") ); |
9c737111 |
422 | exit; |
052e0c26 |
423 | } |
9c737111 |
424 | } else { |
052e0c26 |
425 | exit; |
9c737111 |
426 | } |
427 | } |
9c737111 |
428 | return $imap_stream; |
429 | } |
f1e6f580 |
430 | |
3411d4ec |
431 | /* Simply logs out the IMAP session */ |
9c737111 |
432 | function sqimap_logout ($imap_stream) { |
8d936b0c |
433 | /* Logout is not valid until the server returns 'BYE' |
434 | * If we don't have an imap_ stream we're already logged out */ |
26a2cc8b |
435 | if(isset($imap_stream) && $imap_stream) |
8d936b0c |
436 | sqimap_run_command($imap_stream, 'LOGOUT', false, $response, $message); |
9c737111 |
437 | } |
438 | |
487daa81 |
439 | function sqimap_capability($imap_stream, $capability='') { |
9c737111 |
440 | global $sqimap_capabilities; |
9c737111 |
441 | if (!is_array($sqimap_capabilities)) { |
1c72b151 |
442 | $read = sqimap_run_command($imap_stream, 'CAPABILITY', true, $a, $b); |
443 | |
9c737111 |
444 | $c = explode(' ', $read[0]); |
445 | for ($i=2; $i < count($c); $i++) { |
446 | $cap_list = explode('=', $c[$i]); |
3411d4ec |
447 | if (isset($cap_list[1])) { |
9c737111 |
448 | $sqimap_capabilities[$cap_list[0]] = $cap_list[1]; |
3411d4ec |
449 | } else { |
9c737111 |
450 | $sqimap_capabilities[$cap_list[0]] = TRUE; |
3411d4ec |
451 | } |
f1e6f580 |
452 | } |
9c737111 |
453 | } |
487daa81 |
454 | if ($capability) { |
098ea084 |
455 | if (isset($sqimap_capabilities[$capability])) { |
456 | return $sqimap_capabilities[$capability]; |
457 | } else { |
458 | return false; |
459 | } |
f1e6f580 |
460 | } |
487daa81 |
461 | return $sqimap_capabilities; |
9c737111 |
462 | } |
463 | |
3411d4ec |
464 | /* Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test */ |
9c737111 |
465 | function sqimap_get_delimiter ($imap_stream = false) { |
3411d4ec |
466 | global $sqimap_delimiter, $optional_delimiter; |
85fc999e |
467 | |
9c737111 |
468 | /* Use configured delimiter if set */ |
469 | if((!empty($optional_delimiter)) && $optional_delimiter != 'detect') { |
470 | return $optional_delimiter; |
471 | } |
85fc999e |
472 | |
9c737111 |
473 | /* Do some caching here */ |
474 | if (!$sqimap_delimiter) { |
475 | if (sqimap_capability($imap_stream, 'NAMESPACE')) { |
3411d4ec |
476 | /* |
477 | * According to something that I can't find, this is supposed to work on all systems |
478 | * OS: This won't work in Courier IMAP. |
479 | * OS: According to rfc2342 response from NAMESPACE command is: |
480 | * OS: * NAMESPACE (PERSONAL NAMESPACES) (OTHER_USERS NAMESPACE) (SHARED NAMESPACES) |
481 | * OS: We want to lookup all personal NAMESPACES... |
482 | */ |
1c72b151 |
483 | $read = sqimap_run_command($imap_stream, 'NAMESPACE', true, $a, $b); |
f1e6f580 |
484 | if (eregi('\\* NAMESPACE +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL)', $read[0], $data)) { |
9c737111 |
485 | if (eregi('^\\( *\\((.*)\\) *\\)', $data[1], $data2)) { |
f1e6f580 |
486 | $pn = $data2[1]; |
9c737111 |
487 | } |
f1e6f580 |
488 | $pna = explode(')(', $pn); |
9c737111 |
489 | while (list($k, $v) = each($pna)) { |
862ff2d3 |
490 | $lst = explode('"', $v); |
491 | if (isset($lst[3])) { |
492 | $pn[$lst[1]] = $lst[3]; |
493 | } else { |
74424a43 |
494 | $pn[$lst[1]] = ''; |
862ff2d3 |
495 | } |
f1e6f580 |
496 | } |
497 | } |
498 | $sqimap_delimiter = $pn[0]; |
499 | } else { |
500 | fputs ($imap_stream, ". LIST \"INBOX\" \"\"\r\n"); |
501 | $read = sqimap_read_data($imap_stream, '.', true, $a, $b); |
502 | $quote_position = strpos ($read[0], '"'); |
503 | $sqimap_delimiter = substr ($read[0], $quote_position+1, 1); |
504 | } |
505 | } |
506 | return $sqimap_delimiter; |
9c737111 |
507 | } |
052e0c26 |
508 | |
509 | |
3411d4ec |
510 | /* Gets the number of messages in the current mailbox. */ |
9c737111 |
511 | function sqimap_get_num_messages ($imap_stream, $mailbox) { |
1f720b34 |
512 | $read_ary = sqimap_run_command ($imap_stream, "EXAMINE \"$mailbox\"", false, $result, $message); |
9c737111 |
513 | for ($i = 0; $i < count($read_ary); $i++) { |
85fc999e |
514 | if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) { |
515 | return $regs[1]; |
516 | } |
9c737111 |
517 | } |
1f720b34 |
518 | return false; //"BUG! Couldn't get number of messages in $mailbox!"; |
9c737111 |
519 | } |
520 | |
cfe1a81e |
521 | |
267b2e40 |
522 | function parseAddress($address, $max=0, $addr_ar = array(), $group = '', $host='', $limit=0) { |
098ea084 |
523 | $pos = 0; |
524 | $j = strlen($address); |
525 | $personal = ''; |
526 | $addr = ''; |
527 | $comment = ''; |
267b2e40 |
528 | if ($max && $max == count($addr_ar)) { |
098ea084 |
529 | return $addr_ar; |
9c737111 |
530 | } |
098ea084 |
531 | while ($pos < $j) { |
267b2e40 |
532 | if ($max && $max == count($addr_ar)) { |
098ea084 |
533 | return $addr_ar; |
092d4f2c |
534 | } |
098ea084 |
535 | $char = $address{$pos}; |
536 | switch ($char) { |
537 | case '=': |
bea3eb1e |
538 | /* check if it is an encoded string */ |
098ea084 |
539 | if (preg_match('/^(=\?([^?]*)\?(Q|B)\?([^?]*)\?=)(.*)/Ui',substr($address,$pos),$reg)) { |
bea3eb1e |
540 | /* add stringpart before the encoded string to the personal var */ |
541 | if (!$personal) { |
542 | $personal = substr($address,0,$pos); |
543 | } |
c96c32f4 |
544 | $personal .= $reg[1]; |
bea3eb1e |
545 | $pos += strlen($reg[1]); |
267b2e40 |
546 | } else { |
bea3eb1e |
547 | ++$pos; |
548 | } |
098ea084 |
549 | break; |
550 | case '"': /* get the personal name */ |
551 | ++$pos; |
552 | if ($address{$pos} == '"') { |
553 | ++$pos; |
554 | } else { |
555 | $personal_start = $personal_end = $pos; |
556 | while ($pos < $j) { |
557 | $personal_end = strpos($address,'"',$pos); |
558 | if (($personal_end-2)>0 && (substr($address,$personal_end-2,2) === '\\"' || |
559 | substr($address,$personal_end-2,2) === '\\\\')) { |
560 | $pos = $personal_end+1; |
561 | } else { |
562 | $personal = substr($address,$personal_start,$personal_end-$personal_start); |
563 | break; |
564 | } |
565 | } |
566 | if ($personal_end) { /* prohibit endless loops due to very wrong addresses */ |
567 | $pos = $personal_end+1; |
568 | } else { |
569 | $pos = $j; |
570 | } |
571 | } |
572 | break; |
573 | case '<': /* get email address */ |
574 | $addr_start = $pos; |
575 | $addr_end = strpos($address,'>',$addr_start); |
04bfe52b |
576 | if($addr_end === FALSE) { |
577 | // in case the address doesn't end, prevent loop |
578 | $pos++; |
579 | } else { |
580 | $addr = substr($address,$addr_start+1,$addr_end-$addr_start-1); |
581 | $pos = $addr_end+1; |
582 | } |
098ea084 |
583 | break; |
584 | case '(': /* rip off comments */ |
585 | $addr_start = $pos; |
586 | $pos = strpos($address,')'); |
587 | if ($pos !== false) { |
588 | $comment = substr($address, $addr_start+1,($pos-$addr_start-1)); |
589 | $address_start = substr($address, 0, $addr_start); |
590 | $address_end = substr($address, $pos + 1); |
591 | $address = $address_start . $address_end; |
592 | } |
593 | $j = strlen($address); |
594 | $pos = $addr_start + 1; |
595 | break; |
267b2e40 |
596 | case ';': /* we reached a non rfc2822 compliant delimiter */ |
597 | if ($group) { |
598 | $address = substr($address, 0, $pos - 1); |
bea3eb1e |
599 | ++$pos; |
600 | break; |
267b2e40 |
601 | } |
098ea084 |
602 | case ',': /* we reached a delimiter */ |
603 | if ($addr == '') { |
604 | $addr = substr($address, 0, $pos); |
605 | } else if ($personal == '') { |
606 | $personal = trim(substr($address, 0, $addr_start)); |
607 | } |
608 | if (!$personal && $comment) $personal = $comment; |
609 | if ($personal) $personal = decodeHeader($personal); |
610 | $addr_ar[] = array($addr,$personal); |
611 | $address = trim(substr($address, $pos+1)); |
612 | $j = strlen($address); |
613 | $pos = 0; |
614 | $personal = ''; |
615 | $addr = ''; |
616 | break; |
617 | case ':': /* process the group addresses */ |
618 | /* group marker */ |
bea3eb1e |
619 | $group = substr($address, 0, $pos); |
620 | $address = substr($address, $pos+1); |
621 | $result = parseAddress($address, $max, $addr_ar, $group); |
622 | $addr_ar = $result[0]; |
623 | $pos = $result[1]; |
624 | $address = substr($address, $pos++); |
625 | $j = strlen($address); |
626 | $group = ''; |
098ea084 |
627 | break; |
098ea084 |
628 | default: |
629 | ++$pos; |
630 | break; |
33565ec4 |
631 | } |
7e3de682 |
632 | } |
098ea084 |
633 | if ($addr == '') { |
634 | $addr = substr($address, 0, $pos); |
635 | } else if ($personal == '') { |
636 | $personal = trim(substr($address, 0, $addr_start)); |
7e3de682 |
637 | } |
098ea084 |
638 | if (!$personal && $comment) $personal = $comment; |
639 | $email = $addr; |
640 | if ($group && $addr == '') { /* no addresses found in group */ |
641 | $personal = $group; |
642 | $addr_ar[] = array('',$personal); |
643 | return (array($addr_ar,$pos+1 )); |
644 | } elseif ($group) { |
645 | $addr_ar[] = array($addr,$personal); |
646 | return (array($addr_ar,$pos+1 )); |
647 | } else { |
648 | if ($personal || $addr) { |
649 | $addr_ar[] = array($addr, $personal); |
650 | } |
9c737111 |
651 | } |
098ea084 |
652 | return ($addr_ar); |
7e3de682 |
653 | } |
85fc999e |
654 | |
9c737111 |
655 | /* |
3411d4ec |
656 | * Returns the number of unseen messages in this folder |
657 | */ |
9c737111 |
658 | function sqimap_unseen_messages ($imap_stream, $mailbox) { |
1f720b34 |
659 | $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (UNSEEN)", false, $result, $message); |
ea7ff111 |
660 | $i = 0; |
1f720b34 |
661 | $regs = array(false, false); |
ea7ff111 |
662 | while (isset($read_ary[$i])) { |
663 | if (ereg("UNSEEN ([0-9]+)", $read_ary[$i], $regs)) { |
664 | break; |
665 | } |
666 | $i++; |
667 | } |
9c737111 |
668 | return $regs[1]; |
669 | } |
670 | |
1f720b34 |
671 | /* |
672 | * Returns the number of unseen/total messages in this folder |
673 | */ |
674 | function sqimap_status_messages ($imap_stream, $mailbox) { |
b8ec18ef |
675 | $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (MESSAGES UNSEEN RECENT)", false, $result, $message); |
1f720b34 |
676 | $i = 0; |
b8ec18ef |
677 | $messages = $unseen = $recent = false; |
1f720b34 |
678 | $regs = array(false,false); |
679 | while (isset($read_ary[$i])) { |
680 | if (preg_match('/UNSEEN\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
681 | $unseen = $regs[1]; |
682 | } |
1f720b34 |
683 | if (preg_match('/MESSAGES\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
684 | $messages = $regs[1]; |
685 | } |
b8ec18ef |
686 | if (preg_match('/RECENT\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
687 | $recent = $regs[1]; |
688 | } |
1f720b34 |
689 | $i++; |
690 | } |
b8ec18ef |
691 | return array('MESSAGES' => $messages, 'UNSEEN'=>$unseen, 'RECENT' => $recent); |
1f720b34 |
692 | } |
693 | |
9c737111 |
694 | |
695 | /* |
3411d4ec |
696 | * Saves a message to a given folder -- used for saving sent messages |
697 | */ |
9c737111 |
698 | function sqimap_append ($imap_stream, $sent_folder, $length) { |
699 | fputs ($imap_stream, sqimap_session_id() . " APPEND \"$sent_folder\" (\\Seen) \{$length}\r\n"); |
85fc999e |
700 | $tmp = fgets ($imap_stream, 1024); |
9c737111 |
701 | } |
702 | |
8813fb15 |
703 | function sqimap_append_done ($imap_stream, $folder='') { |
1f720b34 |
704 | global $squirrelmail_language, $color; |
9c737111 |
705 | fputs ($imap_stream, "\r\n"); |
706 | $tmp = fgets ($imap_stream, 1024); |
69146537 |
707 | if (preg_match("/(.*)(BAD|NO)(.*)$/", $tmp, $regs)) { |
708 | set_up_language($squirrelmail_language); |
1f720b34 |
709 | require_once(SM_PATH . 'functions/display_messages.php'); |
098ea084 |
710 | $reason = $regs[3]; |
711 | if ($regs[2] == 'NO') { |
712 | $string = "<b><font color=$color[2]>\n" . |
713 | _("ERROR : Could not append message to") ." $folder." . |
714 | "</b><br>\n" . |
715 | _("Server responded: ") . |
716 | $reason . "<br>\n"; |
717 | if (preg_match("/(.*)(quota)(.*)$/i", $reason, $regs)) { |
718 | $string .= _("Solution: ") . |
719 | _("Remove unneccessary messages from your folder and start with your Trash folder.") |
720 | ."<br>\n"; |
721 | } |
722 | $string .= "</font>\n"; |
723 | error_box($string,$color); |
724 | } else { |
8813fb15 |
725 | $string = "<b><font color=$color[2]>\n" . |
098ea084 |
726 | _("ERROR : Bad or malformed request.") . |
727 | "</b><br>\n" . |
728 | _("Server responded: ") . |
729 | $tmp . "</font><br>\n"; |
730 | error_box($string,$color); |
8813fb15 |
731 | exit; |
098ea084 |
732 | } |
69146537 |
733 | } |
9c737111 |
734 | } |
85fc999e |
735 | |
bd9829d7 |
736 | function sqimap_get_user_server ($imap_server, $username) { |
bd9829d7 |
737 | if (substr($imap_server, 0, 4) != "map:") { |
738 | return $imap_server; |
739 | } |
bd9829d7 |
740 | $function = substr($imap_server, 4); |
741 | return $function($username); |
742 | } |
743 | |
744 | /* This is an example that gets imapservers from yellowpages (NIS). |
745 | * you can simple put map:map_yp_alias in your $imap_server_address |
746 | * in config.php use your own function instead map_yp_alias to map your |
747 | * LDAP whatever way to find the users imapserver. */ |
748 | |
749 | function map_yp_alias($username) { |
750 | $yp = `ypmatch $username aliases`; |
751 | return chop(substr($yp, strlen($username)+1)); |
752 | } |
753 | |
15e6162e |
754 | ?> |