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"); |
bc78cc6e |
39 | $tag_uid_a = explode(' ',trim($sid)); |
40 | $tag = $tag_uid_a[0]; |
41 | $read = sqimap_read_data_list ($imap_stream, $tag, $handle_errors, $response, $message, $query ); |
42 | /* get the response and the message */ |
43 | $message = $message[$tag]; |
44 | $response = $response[$tag]; |
45 | return $read[$tag]; |
c5809184 |
46 | } else { |
47 | global $squirrelmail_language, $color; |
48 | set_up_language($squirrelmail_language); |
49 | require_once(SM_PATH . 'functions/display_messages.php'); |
50 | $string = "<b><font color=$color[2]>\n" . |
51 | _("ERROR : No available imapstream.") . |
52 | "</b></font>\n"; |
53 | error_box($string,$color); |
098ea084 |
54 | return false; |
c5809184 |
55 | } |
1c72b151 |
56 | } |
57 | |
7c7b74b3 |
58 | function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response, |
59 | &$message, $unique_id = false,$filter=false, |
60 | $outputstream=false,$no_return=false) { |
c5809184 |
61 | if ($imap_stream) { |
62 | $sid = sqimap_session_id($unique_id); |
bc78cc6e |
63 | fputs ($imap_stream, $sid . ' ' . $query . "\r\n"); |
64 | $tag_uid_a = explode(' ',trim($sid)); |
65 | $tag = $tag_uid_a[0]; |
66 | |
67 | $read = sqimap_read_data ($imap_stream, $tag, $handle_errors, $response, |
7c7b74b3 |
68 | $message, $query,$filter,$outputstream,$no_return); |
bc78cc6e |
69 | /* retrieve the response and the message */ |
70 | $response = $response[$tag]; |
71 | $message = $message[$tag]; |
6b6c2e06 |
72 | |
bc78cc6e |
73 | if (!empty($read[$tag])) { |
74 | return $read[$tag][0]; |
75 | } else { |
76 | return $read[$tag]; |
77 | } |
c5809184 |
78 | } else { |
79 | global $squirrelmail_language, $color; |
80 | set_up_language($squirrelmail_language); |
81 | require_once(SM_PATH . 'functions/display_messages.php'); |
82 | $string = "<b><font color=$color[2]>\n" . |
83 | _("ERROR : No available imapstream.") . |
84 | "</b></font>\n"; |
85 | error_box($string,$color); |
098ea084 |
86 | return false; |
bc78cc6e |
87 | } |
88 | } |
89 | function sqimap_prepare_pipelined_query($new_query,&$tag,&$aQuery,$unique_id) { |
90 | $sid = sqimap_session_id($unique_id); |
91 | $tag_uid_a = explode(' ',trim($sid)); |
92 | $tag = $tag_uid_a[0]; |
93 | $query = $sid . ' '.$new_query."\n"; |
94 | $aQuery[$tag] = $query; |
42a07ac1 |
95 | } |
96 | |
bc78cc6e |
97 | function sqimap_run_pipelined_command ($imap_stream, $aQuery, $handle_errors, |
98 | &$aServerResponse, &$aServerMessage, $unique_id = false, |
99 | $filter=false,$outputstream=false,$no_return=false) { |
100 | $aResponse = false; |
101 | foreach($aQuery as $tag => $query) { |
102 | fputs($imap_stream,$query); |
103 | $aResults[$tag] = false; |
104 | } |
105 | |
106 | foreach($aQuery as $tag => $query) { |
107 | if (!$aResults[$tag]) { |
108 | $aReturnedResponse = sqimap_read_data_list ($imap_stream, $tag, |
109 | $handle_errors, $response, $message, $query, |
110 | $filter,$outputstream,$no_return); |
111 | foreach ($aReturnedResponse as $returned_tag => $aResponse) { |
b7277e4f |
112 | if (!empty($aResponse)) { |
113 | $aResults[$returned_tag] = $aResponse[0]; |
114 | } else { |
115 | $aResults[$returned_tag] = $aResponse; |
116 | } |
bc78cc6e |
117 | $aServerResponse[$returned_tag] = $response[$returned_tag]; |
118 | $aServerMessage[$returned_tag] = $message[$returned_tag]; |
119 | } |
120 | } |
121 | } |
b7277e4f |
122 | return $aResults; |
bc78cc6e |
123 | } |
9c737111 |
124 | |
b8c285ab |
125 | /* |
126 | * custom fgets function. gets a line from IMAP |
127 | * no matter how big it may be |
128 | */ |
129 | |
130 | function sqimap_fgets($imap_stream) { |
131 | $read = ''; |
132 | $buffer = 4096; |
133 | $results = ''; |
c41daf03 |
134 | $offset = 0; |
135 | while (strpos($results, "\r\n", $offset) === false) { |
b8c285ab |
136 | if (!($read = fgets($imap_stream, $buffer))) { |
329a7ca5 |
137 | /* this happens in case of an error */ |
138 | /* reset $results because it's useless */ |
139 | $results = false; |
b8c285ab |
140 | break; |
141 | } |
c41daf03 |
142 | if ( $results != '' ) { |
143 | $offset = strlen($results) - 1; |
144 | } |
b8c285ab |
145 | $results .= $read; |
146 | } |
147 | return $results; |
148 | } |
149 | |
7c7b74b3 |
150 | function sqimap_fread($imap_stream,$iSize,$filter=false, |
151 | $outputstream=false, $no_return=false) { |
152 | if (!$filter || !$outputstream) { |
153 | $iBufferSize = $iSize; |
154 | } else { |
bc78cc6e |
155 | $iBufferSize = 62400; // multiple of 78 in case of base64 decoding. |
7c7b74b3 |
156 | } |
157 | $iRet = $iSize - $iBufferSize; |
5eba0be2 |
158 | $iRetrieved = 0; |
7c7b74b3 |
159 | $i = 0; |
bc78cc6e |
160 | $results = $sReadRem = ''; |
161 | $bFinished = $bBufferSizeAdapted = $bBufferIsOk = false; |
5eba0be2 |
162 | while (($iRetrieved < ($iSize - $iBufferSize))) { |
7c7b74b3 |
163 | $sRead = fread($imap_stream,$iBufferSize); |
bc78cc6e |
164 | if (!$sRead) { |
7c7b74b3 |
165 | $results = false; |
166 | break; |
167 | } |
5eba0be2 |
168 | $iRetrieved += $iBufferSize; |
7c7b74b3 |
169 | if ($filter) { |
bc78cc6e |
170 | // in case line-endings do not appear at position 78 we adapt the buffersize so we can base64 decode on the fly |
171 | if (!$bBufferSizeAdapted) { |
172 | $i = strpos($sRead,"\n"); |
173 | if ($i) { |
174 | ++$i; |
175 | $iFragments = floor($iBufferSize / $i); |
176 | $iNewBufferSize = $iFragments * $i; |
177 | $iRemainder = $iNewBufferSize + $i - $iBufferSize; |
178 | if ($iNewBufferSize == $iBufferSize) { |
179 | $bBufferIsOk = true; |
180 | $iRemainder = 0; |
181 | $iNewBufferSize = $iBufferSize; |
182 | $bBufferSizeAdapted = true; |
183 | } |
184 | if (!$bBufferIsOk && ($iRemainder + $iBufferSize) < $iSize) { |
185 | $sReadRem = fread($imap_stream,$iRemainder); |
186 | } else if (!$bBufferIsOk) { |
187 | $sReadRem = fread($imap_stream,$iSize - $iBufferSize); |
188 | $bFinished = true; |
189 | } |
190 | if (!$sReadRem && $sReadRem !== '') { |
191 | $results = false; |
192 | break; |
193 | } |
194 | $iBufferSize = $iNewBufferSize; |
195 | $bBufferSizeAdapted = true; |
196 | } else { |
197 | $sReadRem = fread($imap_stream,$iSize - $iBufferSize); |
198 | $bFinished = true; |
199 | if (!$sReadRem) { |
200 | $results = false; |
201 | break; |
202 | } |
203 | } |
204 | $sRead .= $sReadRem; |
205 | $iRetrieved += $iRemainder; |
206 | unset($sReadRem); |
207 | } |
7c7b74b3 |
208 | $filter($sRead); |
209 | } |
210 | if ($outputstream) { |
211 | if (is_resource($outputstream)) { |
212 | fwrite($outputstream,$sRead); |
213 | } else if ($outputstream == 'php://stdout') { |
214 | echo $sRead; |
215 | } |
216 | } |
217 | if ($no_return) { |
218 | $sRead = ''; |
219 | } |
220 | $results .= $sRead; |
221 | } |
bc78cc6e |
222 | if (!$results && !$bFinished) { |
5eba0be2 |
223 | $sRead = fread($imap_stream,($iSize - ($iRetrieved))); |
7c7b74b3 |
224 | if ($filter) { |
225 | $filter($sRead); |
226 | } |
227 | if ($outputstream) { |
228 | if (is_resource($outputstream)) { |
229 | fwrite($outputstream,$sRead); |
230 | } else if ($outputstream == 'php://stdout') { // FIXME |
231 | echo $sRead; |
232 | } |
233 | } |
234 | if ($no_return) { |
235 | $sRead = ''; |
236 | } |
237 | $results .= $sRead; |
238 | } |
239 | return $results; |
240 | } |
241 | |
242 | |
243 | |
bee165ef |
244 | /* |
3411d4ec |
245 | * Reads the output from the IMAP stream. If handle_errors is set to true, |
246 | * this will also handle all errors that are received. If it is not set, |
247 | * the errors will be sent back through $response and $message |
bee165ef |
248 | */ |
b8c285ab |
249 | |
bc78cc6e |
250 | function sqimap_read_data_list ($imap_stream, $tag, $handle_errors, |
7c7b74b3 |
251 | &$response, &$message, $query = '', |
252 | $filter = false, $outputstream = false, $no_return = false) { |
9c737111 |
253 | global $color, $squirrelmail_language; |
9c737111 |
254 | $read = ''; |
bc78cc6e |
255 | if (!is_array($message)) $message = array(); |
256 | if (!is_array($response)) $response = array(); |
b8c285ab |
257 | $resultlist = array(); |
258 | $data = array(); |
259 | $read = sqimap_fgets($imap_stream); |
ba8f367a |
260 | $i = 0; |
bea3eb1e |
261 | while ($read) { |
262 | $char = $read{0}; |
263 | switch ($char) |
264 | { |
15bc7f66 |
265 | case '+': |
266 | default: |
267 | $read = sqimap_fgets($imap_stream); |
268 | break; |
269 | |
270 | case $tag{0}: |
271 | { |
bea3eb1e |
272 | /* get the command */ |
273 | $arg = ''; |
274 | $i = strlen($tag)+1; |
275 | $s = substr($read,$i); |
276 | if (($j = strpos($s,' ')) || ($j = strpos($s,"\n"))) { |
277 | $arg = substr($s,0,$j); |
278 | } |
279 | $found_tag = substr($read,0,$i-1); |
280 | if ($arg && $found_tag==$tag) { |
281 | switch ($arg) |
282 | { |
15bc7f66 |
283 | case 'OK': |
284 | case 'BAD': |
285 | case 'NO': |
286 | case 'BYE': |
287 | case 'PREAUTH': |
bc78cc6e |
288 | $response[$found_tag] = $arg; |
289 | $message[$found_tag] = trim(substr($read,$i+strlen($arg))); |
290 | if (!empty($data)) { |
291 | $resultlist[] = $data; |
292 | } |
293 | $aResponse[$tag] = $resultlist; |
c0b23345 |
294 | break 3; /* switch switch while */ |
329a7ca5 |
295 | default: |
bea3eb1e |
296 | /* this shouldn't happen */ |
bc78cc6e |
297 | $response[$found_tag] = $arg; |
298 | $message[$found_tag] = trim(substr($read,$i+strlen($arg))); |
299 | if (!empty($data)) { |
300 | $resultlist[] = $data; |
301 | } |
302 | $aResponse[$found_tag] = $resultlist; |
c0b23345 |
303 | break 3; /* switch switch while */ |
bea3eb1e |
304 | } |
305 | } elseif($found_tag !== $tag) { |
bc78cc6e |
306 | /* not the tag we are looking for, continue */ |
307 | if (!empty($data)) { |
308 | $resultlist[] = $data; |
309 | } |
310 | $aResponse[$found_tag] = $resultlist; |
311 | $resultlist = $data = array(); |
bea3eb1e |
312 | $read = sqimap_fgets($imap_stream); |
bc78cc6e |
313 | if ($read === false) { /* error */ |
314 | break 3; /* switch switch while */ |
315 | } |
bea3eb1e |
316 | break; |
317 | } |
15bc7f66 |
318 | } // end case $tag{0} |
319 | |
320 | case '*': |
321 | { |
bea3eb1e |
322 | if (preg_match('/^\*\s\d+\sFETCH/',$read)) { |
323 | /* check for literal */ |
324 | $s = substr($read,-3); |
325 | $fetch_data = array(); |
326 | do { /* outer loop, continue until next untagged fetch |
327 | or tagged reponse */ |
328 | do { /* innerloop for fetching literals. with this loop |
329 | we prohibid that literal responses appear in the |
330 | outer loop so we can trust the untagged and |
331 | tagged info provided by $read */ |
332 | if ($s === "}\r\n") { |
333 | $j = strrpos($read,'{'); |
334 | $iLit = substr($read,$j+1,-3); |
335 | $fetch_data[] = $read; |
7c7b74b3 |
336 | $sLiteral = sqimap_fread($imap_stream,$iLit,$filter,$outputstream,$no_return); |
329a7ca5 |
337 | if ($sLiteral === false) { /* error */ |
338 | break 4; /* while while switch while */ |
339 | } |
bea3eb1e |
340 | /* backwards compattibility */ |
341 | $aLiteral = explode("\n", $sLiteral); |
342 | /* release not neaded data */ |
343 | unset($sLiteral); |
344 | foreach ($aLiteral as $line) { |
345 | $fetch_data[] = $line ."\n"; |
346 | } |
347 | /* release not neaded data */ |
348 | unset($aLiteral); |
349 | /* next fgets belongs to this fetch because |
350 | we just got the exact literalsize and there |
351 | must follow data to complete the response */ |
329a7ca5 |
352 | $read = sqimap_fgets($imap_stream); |
353 | if ($read === false) { /* error */ |
354 | break 4; /* while while switch while */ |
355 | } |
c0b23345 |
356 | $fetch_data[] = $read; |
bea3eb1e |
357 | } else { |
329a7ca5 |
358 | $fetch_data[] = $read; |
bea3eb1e |
359 | } |
360 | /* retrieve next line and check in the while |
361 | statements if it belongs to this fetch response */ |
362 | $read = sqimap_fgets($imap_stream); |
329a7ca5 |
363 | if ($read === false) { /* error */ |
364 | break 4; /* while while switch while */ |
365 | } |
bea3eb1e |
366 | /* check for next untagged reponse and break */ |
367 | if ($read{0} == '*') break 2; |
368 | $s = substr($read,-3); |
369 | } while ($s === "}\r\n"); |
370 | $s = substr($read,-3); |
371 | } while ($read{0} !== '*' && |
106d4087 |
372 | substr($read,0,strlen($tag)) !== $tag); |
329a7ca5 |
373 | $resultlist[] = $fetch_data; |
bea3eb1e |
374 | /* release not neaded data */ |
375 | unset ($fetch_data); |
376 | } else { |
377 | $s = substr($read,-3); |
378 | do { |
379 | if ($s === "}\r\n") { |
380 | $j = strrpos($read,'{'); |
381 | $iLit = substr($read,$j+1,-3); |
382 | $data[] = $read; |
329a7ca5 |
383 | $sLiteral = fread($imap_stream,$iLit); |
c0b23345 |
384 | if ($sLiteral === false) { /* error */ |
329a7ca5 |
385 | $read = false; |
386 | break 3; /* while switch while */ |
387 | } |
c0b23345 |
388 | $data[] = $sLiteral; |
b7277e4f |
389 | $data[] = sqimap_fgets($imap_stream); |
bea3eb1e |
390 | } else { |
329a7ca5 |
391 | $data[] = $read; |
bea3eb1e |
392 | } |
393 | $read = sqimap_fgets($imap_stream); |
329a7ca5 |
394 | if ($read === false) { |
395 | break 3; /* while switch while */ |
396 | } else if ($read{0} == '*') { |
106d4087 |
397 | break; |
398 | } |
bea3eb1e |
399 | $s = substr($read,-3); |
400 | } while ($s === "}\r\n"); |
401 | break 1; |
402 | } |
403 | break; |
15bc7f66 |
404 | } // end case '*' |
405 | } // end switch |
c0b23345 |
406 | } // end while |
407 | |
408 | /* error processing in case $read is false */ |
409 | if ($read === false) { |
410 | unset($data); |
411 | set_up_language($squirrelmail_language); |
412 | require_once(SM_PATH . 'functions/display_messages.php'); |
413 | $string = "<b><font color=$color[2]>\n" . |
329a7ca5 |
414 | _("ERROR : Connection dropped by imap-server.") . |
415 | "</b><br>\n" . |
416 | _("Query:") . ' '. |
417 | htmlspecialchars($query) . '<br>' . "</font><br>\n"; |
c0b23345 |
418 | error_box($string,$color); |
419 | exit; |
b8c285ab |
420 | } |
c0b23345 |
421 | |
15bc7f66 |
422 | /* Set $resultlist array */ |
b8c285ab |
423 | if (!empty($data)) { |
bc78cc6e |
424 | //$resultlist[] = $data; |
9c737111 |
425 | } |
b8c285ab |
426 | elseif (empty($resultlist)) { |
427 | $resultlist[] = array(); |
428 | } |
15bc7f66 |
429 | |
430 | /* Return result or handle errors */ |
bee165ef |
431 | if ($handle_errors == false) { |
bc78cc6e |
432 | return $aResponse; |
bee165ef |
433 | return( $resultlist ); |
dd381002 |
434 | } |
bc78cc6e |
435 | switch ($response[$tag]) |
dd381002 |
436 | { |
437 | case 'OK': |
bc78cc6e |
438 | return $aResponse; |
329a7ca5 |
439 | break; |
dd381002 |
440 | case 'NO': |
441 | /* ignore this error from M$ exchange, it is not fatal (aka bug) */ |
6b6c2e06 |
442 | if (strstr($message[$tag], 'command resulted in') === false) { |
441f2d33 |
443 | set_up_language($squirrelmail_language); |
098ea084 |
444 | require_once(SM_PATH . 'functions/display_messages.php'); |
445 | $string = "<b><font color=$color[2]>\n" . |
b8c285ab |
446 | _("ERROR : Could not complete request.") . |
447 | "</b><br>\n" . |
9b761dbd |
448 | _("Query:") . ' ' . |
449 | htmlspecialchars($query) . '<br>' . |
b8c285ab |
450 | _("Reason Given: ") . |
bc78cc6e |
451 | htmlspecialchars($message[$tag]) . "</font><br>\n"; |
098ea084 |
452 | error_box($string,$color); |
329a7ca5 |
453 | echo '</body></html>'; |
052e0c26 |
454 | exit; |
9c737111 |
455 | } |
329a7ca5 |
456 | break; |
dd381002 |
457 | case 'BAD': |
9c737111 |
458 | set_up_language($squirrelmail_language); |
098ea084 |
459 | require_once(SM_PATH . 'functions/display_messages.php'); |
bef6629c |
460 | $string = "<b><font color=$color[2]>\n" . |
b8c285ab |
461 | _("ERROR : Bad or malformed request.") . |
462 | "</b><br>\n" . |
9b761dbd |
463 | _("Query:") . ' '. |
464 | htmlspecialchars($query) . '<br>' . |
b8c285ab |
465 | _("Server responded: ") . |
bc78cc6e |
466 | htmlspecialchars($message[$tag]) . "</font><br>\n"; |
dd381002 |
467 | error_box($string,$color); |
329a7ca5 |
468 | echo '</body></html>'; |
dd381002 |
469 | exit; |
470 | case 'BYE': |
471 | set_up_language($squirrelmail_language); |
472 | require_once(SM_PATH . 'functions/display_messages.php'); |
473 | $string = "<b><font color=$color[2]>\n" . |
474 | _("ERROR : Imap server closed the connection.") . |
475 | "</b><br>\n" . |
476 | _("Query:") . ' '. |
477 | htmlspecialchars($query) . '<br>' . |
478 | _("Server responded: ") . |
bc78cc6e |
479 | htmlspecialchars($message[$tag]) . "</font><br>\n"; |
dd381002 |
480 | error_box($string,$color); |
329a7ca5 |
481 | echo '</body></html>'; |
9c737111 |
482 | exit; |
dd381002 |
483 | default: |
484 | set_up_language($squirrelmail_language); |
485 | require_once(SM_PATH . 'functions/display_messages.php'); |
486 | $string = "<b><font color=$color[2]>\n" . |
487 | _("ERROR : Unknown imap response.") . |
488 | "</b><br>\n" . |
489 | _("Query:") . ' '. |
490 | htmlspecialchars($query) . '<br>' . |
491 | _("Server responded: ") . |
bc78cc6e |
492 | htmlspecialchars($message[$tag]) . "</font><br>\n"; |
dd381002 |
493 | error_box($string,$color); |
329a7ca5 |
494 | /* the error is displayed but because we don't know the reponse we |
495 | return the result anyway */ |
bc78cc6e |
496 | return $aResponse; |
329a7ca5 |
497 | break; |
9c737111 |
498 | } |
9c737111 |
499 | } |
500 | |
7c7b74b3 |
501 | function sqimap_read_data ($imap_stream, $tag_uid, $handle_errors, |
502 | &$response, &$message, $query = '', |
503 | $filter=false,$outputstream=false,$no_return=false) { |
bc78cc6e |
504 | |
505 | $tag_uid_a = explode(' ',trim($tag_uid)); |
506 | $tag = $tag_uid_a[0]; |
507 | |
508 | $res = sqimap_read_data_list($imap_stream, $tag, $handle_errors, |
7c7b74b3 |
509 | $response, $message, $query,$filter,$outputstream,$no_return); |
863936bb |
510 | /* sqimap_read_data should be called for one response |
511 | but since it just calls sqimap_read_data_list which |
512 | handles multiple responses we need to check for that |
513 | and merge the $res array IF they are seperated and |
514 | IF it was a FETCH response. */ |
515 | |
ba8f367a |
516 | // if (isset($res[1]) && is_array($res[1]) && isset($res[1][0]) |
517 | // && preg_match('/^\* \d+ FETCH/', $res[1][0])) { |
518 | // $result = array(); |
519 | // foreach($res as $index=>$value) { |
520 | // $result = array_merge($result, $res["$index"]); |
521 | // } |
522 | // } |
863936bb |
523 | if (isset($result)) { |
bc78cc6e |
524 | return $result[$tag]; |
56afb33f |
525 | } |
56afb33f |
526 | else { |
bc78cc6e |
527 | return $res; |
56afb33f |
528 | } |
9c737111 |
529 | } |
530 | |
3411d4ec |
531 | /* |
532 | * Logs the user into the imap server. If $hide is set, no error messages |
533 | * will be displayed. This function returns the imap connection handle. |
534 | */ |
9c737111 |
535 | function sqimap_login ($username, $password, $imap_server_address, $imap_port, $hide) { |
47a29326 |
536 | global $color, $squirrelmail_language, $onetimepad, $use_imap_tls, $imap_auth_mech; |
85fc999e |
537 | |
eb2f6102 |
538 | if (!isset($onetimepad) || empty($onetimepad)) { |
539 | sqgetglobalvar('onetimepad' , $onetimepad , SQ_SESSION ); |
540 | } |
bd9829d7 |
541 | $imap_server_address = sqimap_get_user_server($imap_server_address, $username); |
098ea084 |
542 | $host=$imap_server_address; |
543 | |
544 | if (($use_imap_tls == true) and (check_php_version(4,3)) and (extension_loaded('openssl'))) { |
545 | /* Use TLS by prefixing "tls://" to the hostname */ |
546 | $imap_server_address = 'tls://' . $imap_server_address; |
547 | } |
47a29326 |
548 | |
3411d4ec |
549 | $imap_stream = fsockopen ( $imap_server_address, $imap_port, $error_number, $error_string, 15); |
85fc999e |
550 | |
3411d4ec |
551 | /* Do some error correction */ |
9c737111 |
552 | if (!$imap_stream) { |
553 | if (!$hide) { |
441f2d33 |
554 | set_up_language($squirrelmail_language, true); |
098ea084 |
555 | require_once(SM_PATH . 'functions/display_messages.php'); |
556 | $string = sprintf (_("Error connecting to IMAP server: %s.") . |
557 | "<br>\r\n", $imap_server_address) . |
1f720b34 |
558 | "$error_number : $error_string<br>\r\n"; |
098ea084 |
559 | logout_error($string,$color); |
9c737111 |
560 | } |
561 | exit; |
562 | } |
052e0c26 |
563 | |
2f1f7a12 |
564 | $server_info = fgets ($imap_stream, 1024); |
565 | |
566 | /* Decrypt the password */ |
567 | $password = OneTimePadDecrypt($password, $onetimepad); |
568 | |
098ea084 |
569 | if (($imap_auth_mech == 'cram-md5') OR ($imap_auth_mech == 'digest-md5')) { |
fe0b18b3 |
570 | // We're using some sort of authentication OTHER than plain or login |
098ea084 |
571 | $tag=sqimap_session_id(false); |
572 | if ($imap_auth_mech == 'digest-md5') { |
573 | $query = $tag . " AUTHENTICATE DIGEST-MD5\r\n"; |
574 | } elseif ($imap_auth_mech == 'cram-md5') { |
575 | $query = $tag . " AUTHENTICATE CRAM-MD5\r\n"; |
576 | } |
577 | fputs($imap_stream,$query); |
578 | $answer=sqimap_fgets($imap_stream); |
579 | // Trim the "+ " off the front |
580 | $response=explode(" ",$answer,3); |
581 | if ($response[0] == '+') { |
582 | // Got a challenge back |
583 | $challenge=$response[1]; |
584 | if ($imap_auth_mech == 'digest-md5') { |
585 | $reply = digest_md5_response($username,$password,$challenge,'imap',$host); |
586 | } elseif ($imap_auth_mech == 'cram-md5') { |
587 | $reply = cram_md5_response($username,$password,$challenge); |
588 | } |
589 | fputs($imap_stream,$reply); |
590 | $read=sqimap_fgets($imap_stream); |
591 | if ($imap_auth_mech == 'digest-md5') { |
592 | // DIGEST-MD5 has an extra step.. |
593 | if (substr($read,0,1) == '+') { // OK so far.. |
594 | fputs($imap_stream,"\r\n"); |
595 | $read=sqimap_fgets($imap_stream); |
596 | } |
597 | } |
598 | $results=explode(" ",$read,3); |
599 | $response=$results[1]; |
600 | $message=$results[2]; |
47a29326 |
601 | } else { |
098ea084 |
602 | // Fake the response, so the error trap at the bottom will work |
603 | $response="BAD"; |
604 | $message='IMAP server does not appear to support the authentication method selected.'; |
605 | $message .= ' Please contact your system administrator.'; |
47a29326 |
606 | } |
fe0b18b3 |
607 | } elseif ($imap_auth_mech == 'login') { |
098ea084 |
608 | // Original IMAP login code |
fbb76d0e |
609 | $query = 'LOGIN "' . quoteimap($username) . '" "' . quoteimap($password) . '"'; |
47a29326 |
610 | $read = sqimap_run_command ($imap_stream, $query, false, $response, $message); |
1e7fc1cb |
611 | } elseif ($imap_auth_mech == 'plain') { |
098ea084 |
612 | /* Replace this with SASL PLAIN if it ever gets implemented */ |
613 | $response="BAD"; |
614 | $message='SquirrelMail does not support SASL PLAIN yet. Rerun conf.pl and use login instead.'; |
615 | } else { |
616 | $response="BAD"; |
617 | $message="Internal SquirrelMail error - unknown IMAP authentication method chosen. Please contact the developers."; |
618 | } |
47a29326 |
619 | |
098ea084 |
620 | /* If the connection was not successful, lets see why */ |
9c737111 |
621 | if ($response != 'OK') { |
622 | if (!$hide) { |
74424a43 |
623 | if ($response != 'NO') { |
3411d4ec |
624 | /* "BAD" and anything else gets reported here. */ |
098ea084 |
625 | $message = htmlspecialchars($message); |
9c737111 |
626 | set_up_language($squirrelmail_language, true); |
098ea084 |
627 | require_once(SM_PATH . 'functions/display_messages.php'); |
9c737111 |
628 | if ($response == 'BAD') { |
bea3eb1e |
629 | $string = sprintf (_("Bad request: %s")."<br>\r\n", $message); |
9c737111 |
630 | } else { |
bea3eb1e |
631 | $string = sprintf (_("Unknown error: %s") . "<br>\n", $message); |
9c737111 |
632 | } |
1e7fc1cb |
633 | if (isset($read) && is_array($read)) { |
bea3eb1e |
634 | $string .= '<br>' . _("Read data:") . "<br>\n"; |
9c737111 |
635 | foreach ($read as $line) { |
1f720b34 |
636 | $string .= htmlspecialchars($line) . "<br>\n"; |
9c737111 |
637 | } |
638 | } |
098ea084 |
639 | error_box($string,$color); |
9c737111 |
640 | exit; |
165e24a7 |
641 | } else { |
3411d4ec |
642 | /* |
643 | * If the user does not log in with the correct |
1c72b151 |
644 | * username and password it is not possible to get the |
645 | * correct locale from the user's preferences. |
646 | * Therefore, apply the same hack as on the login |
647 | * screen. |
3411d4ec |
648 | * |
649 | * $squirrelmail_language is set by a cookie when |
1c72b151 |
650 | * the user selects language and logs out |
bee165ef |
651 | */ |
9be8198d |
652 | |
9c737111 |
653 | set_up_language($squirrelmail_language, true); |
bd9c880b |
654 | include_once(SM_PATH . 'functions/display_messages.php' ); |
098ea084 |
655 | sqsession_destroy(); |
bd9c880b |
656 | logout_error( _("Unknown user or password incorrect.") ); |
9c737111 |
657 | exit; |
052e0c26 |
658 | } |
9c737111 |
659 | } else { |
052e0c26 |
660 | exit; |
9c737111 |
661 | } |
662 | } |
9c737111 |
663 | return $imap_stream; |
664 | } |
f1e6f580 |
665 | |
3411d4ec |
666 | /* Simply logs out the IMAP session */ |
9c737111 |
667 | function sqimap_logout ($imap_stream) { |
8d936b0c |
668 | /* Logout is not valid until the server returns 'BYE' |
669 | * If we don't have an imap_ stream we're already logged out */ |
26a2cc8b |
670 | if(isset($imap_stream) && $imap_stream) |
8d936b0c |
671 | sqimap_run_command($imap_stream, 'LOGOUT', false, $response, $message); |
9c737111 |
672 | } |
673 | |
487daa81 |
674 | function sqimap_capability($imap_stream, $capability='') { |
9c737111 |
675 | global $sqimap_capabilities; |
9c737111 |
676 | if (!is_array($sqimap_capabilities)) { |
1c72b151 |
677 | $read = sqimap_run_command($imap_stream, 'CAPABILITY', true, $a, $b); |
678 | |
9c737111 |
679 | $c = explode(' ', $read[0]); |
680 | for ($i=2; $i < count($c); $i++) { |
681 | $cap_list = explode('=', $c[$i]); |
3411d4ec |
682 | if (isset($cap_list[1])) { |
9c737111 |
683 | $sqimap_capabilities[$cap_list[0]] = $cap_list[1]; |
3411d4ec |
684 | } else { |
9c737111 |
685 | $sqimap_capabilities[$cap_list[0]] = TRUE; |
3411d4ec |
686 | } |
f1e6f580 |
687 | } |
9c737111 |
688 | } |
487daa81 |
689 | if ($capability) { |
098ea084 |
690 | if (isset($sqimap_capabilities[$capability])) { |
691 | return $sqimap_capabilities[$capability]; |
692 | } else { |
693 | return false; |
694 | } |
f1e6f580 |
695 | } |
487daa81 |
696 | return $sqimap_capabilities; |
9c737111 |
697 | } |
698 | |
3411d4ec |
699 | /* Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test */ |
9c737111 |
700 | function sqimap_get_delimiter ($imap_stream = false) { |
3411d4ec |
701 | global $sqimap_delimiter, $optional_delimiter; |
85fc999e |
702 | |
9c737111 |
703 | /* Use configured delimiter if set */ |
704 | if((!empty($optional_delimiter)) && $optional_delimiter != 'detect') { |
705 | return $optional_delimiter; |
706 | } |
85fc999e |
707 | |
9c737111 |
708 | /* Do some caching here */ |
709 | if (!$sqimap_delimiter) { |
710 | if (sqimap_capability($imap_stream, 'NAMESPACE')) { |
3411d4ec |
711 | /* |
712 | * According to something that I can't find, this is supposed to work on all systems |
713 | * OS: This won't work in Courier IMAP. |
714 | * OS: According to rfc2342 response from NAMESPACE command is: |
715 | * OS: * NAMESPACE (PERSONAL NAMESPACES) (OTHER_USERS NAMESPACE) (SHARED NAMESPACES) |
716 | * OS: We want to lookup all personal NAMESPACES... |
717 | */ |
1c72b151 |
718 | $read = sqimap_run_command($imap_stream, 'NAMESPACE', true, $a, $b); |
f1e6f580 |
719 | if (eregi('\\* NAMESPACE +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL)', $read[0], $data)) { |
9c737111 |
720 | if (eregi('^\\( *\\((.*)\\) *\\)', $data[1], $data2)) { |
f1e6f580 |
721 | $pn = $data2[1]; |
9c737111 |
722 | } |
f1e6f580 |
723 | $pna = explode(')(', $pn); |
9c737111 |
724 | while (list($k, $v) = each($pna)) { |
862ff2d3 |
725 | $lst = explode('"', $v); |
726 | if (isset($lst[3])) { |
727 | $pn[$lst[1]] = $lst[3]; |
728 | } else { |
74424a43 |
729 | $pn[$lst[1]] = ''; |
862ff2d3 |
730 | } |
f1e6f580 |
731 | } |
732 | } |
733 | $sqimap_delimiter = $pn[0]; |
734 | } else { |
735 | fputs ($imap_stream, ". LIST \"INBOX\" \"\"\r\n"); |
736 | $read = sqimap_read_data($imap_stream, '.', true, $a, $b); |
737 | $quote_position = strpos ($read[0], '"'); |
738 | $sqimap_delimiter = substr ($read[0], $quote_position+1, 1); |
739 | } |
740 | } |
741 | return $sqimap_delimiter; |
9c737111 |
742 | } |
052e0c26 |
743 | |
744 | |
3411d4ec |
745 | /* Gets the number of messages in the current mailbox. */ |
9c737111 |
746 | function sqimap_get_num_messages ($imap_stream, $mailbox) { |
1f720b34 |
747 | $read_ary = sqimap_run_command ($imap_stream, "EXAMINE \"$mailbox\"", false, $result, $message); |
9c737111 |
748 | for ($i = 0; $i < count($read_ary); $i++) { |
85fc999e |
749 | if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) { |
750 | return $regs[1]; |
751 | } |
9c737111 |
752 | } |
1f720b34 |
753 | return false; //"BUG! Couldn't get number of messages in $mailbox!"; |
9c737111 |
754 | } |
755 | |
cfe1a81e |
756 | |
91688e5f |
757 | function parseAddress($address, $max=0) { |
758 | $aTokens = array(); |
759 | $aAddress = array(); |
760 | $iCnt = strlen($address); |
761 | $aSpecials = array('(' ,'<' ,',' ,';' ,':'); |
762 | $aReplace = array(' (',' <',' ,',' ;',' :'); |
763 | $address = str_replace($aSpecials,$aReplace,$address); |
bc78cc6e |
764 | $i = $iAddrFound = $bGroup = 0; |
91688e5f |
765 | while ($i < $iCnt) { |
766 | $cChar = $address{$i}; |
767 | switch($cChar) |
329a7ca5 |
768 | { |
769 | case '<': |
770 | $iEnd = strpos($address,'>',$i+1); |
771 | if (!$iEnd) { |
772 | $sToken = substr($address,$i); |
773 | $i = $iCnt; |
774 | } else { |
775 | $sToken = substr($address,$i,$iEnd - $i +1); |
776 | $i = $iEnd; |
777 | } |
778 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
779 | $aTokens[] = $sToken; |
780 | break; |
781 | case '"': |
782 | $iEnd = strpos($address,$cChar,$i+1); |
da1e42a1 |
783 | if ($iEnd) { |
784 | // skip escaped quotes |
785 | $prev_char = $address{$iEnd-1}; |
786 | while ($prev_char === '\\' && substr($address,$iEnd-2,2) !== '\\\\') { |
787 | $iEnd = strpos($address,$cChar,$iEnd+1); |
788 | if ($iEnd) { |
789 | $prev_char = $address{$iEnd-1}; |
790 | } else { |
791 | $prev_char = false; |
792 | } |
793 | } |
794 | } |
329a7ca5 |
795 | if (!$iEnd) { |
796 | $sToken = substr($address,$i); |
797 | $i = $iCnt; |
798 | } else { |
799 | // also remove the surrounding quotes |
800 | $sToken = substr($address,$i+1,$iEnd - $i -1); |
801 | $i = $iEnd; |
802 | } |
803 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
76c3ee28 |
804 | if ($sToken) $aTokens[] = $sToken; |
329a7ca5 |
805 | break; |
806 | case '(': |
807 | $iEnd = strpos($address,')',$i); |
808 | if (!$iEnd) { |
809 | $sToken = substr($address,$i); |
810 | $i = $iCnt; |
811 | } else { |
812 | $sToken = substr($address,$i,$iEnd - $i + 1); |
813 | $i = $iEnd; |
814 | } |
815 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
816 | $aTokens[] = $sToken; |
817 | break; |
818 | case ',': |
bc78cc6e |
819 | ++$iAddrFound; |
329a7ca5 |
820 | case ';': |
bc78cc6e |
821 | if (!$bGroup) { |
822 | ++$iAddrFound; |
823 | } else { |
824 | $bGroup = false; |
825 | } |
826 | if ($max && $max == $iAddrFound) { |
827 | break 2; |
828 | } else { |
829 | $aTokens[] = $cChar; |
830 | break; |
831 | } |
832 | case ':': |
833 | $bGroup = true; |
329a7ca5 |
834 | case ' ': |
835 | $aTokens[] = $cChar; |
836 | break; |
91688e5f |
837 | default: |
329a7ca5 |
838 | $iEnd = strpos($address,' ',$i+1); |
839 | if ($iEnd) { |
840 | $sToken = trim(substr($address,$i,$iEnd - $i)); |
841 | $i = $iEnd-1; |
91688e5f |
842 | } else { |
329a7ca5 |
843 | $sToken = trim(substr($address,$i)); |
844 | $i = $iCnt; |
91688e5f |
845 | } |
329a7ca5 |
846 | if ($sToken) $aTokens[] = $sToken; |
91688e5f |
847 | } |
329a7ca5 |
848 | ++$i; |
9c737111 |
849 | } |
91688e5f |
850 | $sPersonal = $sEmail = $sComment = $sGroup = ''; |
851 | $aStack = $aComment = array(); |
852 | foreach ($aTokens as $sToken) { |
853 | if ($max && $max == count($aAddress)) { |
329a7ca5 |
854 | return $aAddress; |
092d4f2c |
855 | } |
329a7ca5 |
856 | $cChar = $sToken{0}; |
91688e5f |
857 | switch ($cChar) |
329a7ca5 |
858 | { |
859 | case '=': |
860 | case '"': |
861 | case ' ': |
862 | $aStack[] = $sToken; |
863 | break; |
864 | case '(': |
865 | $aComment[] = substr($sToken,1,-1); |
866 | break; |
867 | case ';': |
868 | if ($sGroup) { |
869 | $sEmail = trim(implode(' ',$aStack)); |
870 | $aAddress[] = array($sGroup,$sEmail); |
871 | $aStack = $aComment = array(); |
872 | $sGroup = ''; |
873 | break; |
874 | } |
875 | case ',': |
876 | if (!$sEmail) { |
877 | while (count($aStack) && !$sEmail) { |
878 | $sEmail = trim(array_pop($aStack)); |
879 | } |
880 | } |
881 | if (count($aStack)) { |
882 | $sPersonal = trim(implode('',$aStack)); |
883 | } else { |
884 | $sPersonal = ''; |
bea3eb1e |
885 | } |
329a7ca5 |
886 | if (!$sPersonal && count($aComment)) { |
887 | $sComment = implode(' ',$aComment); |
888 | $sPersonal .= $sComment; |
889 | } |
890 | $aAddress[] = array($sEmail,$sPersonal); |
891 | $sPersonal = $sComment = $sEmail = ''; |
892 | $aStack = $aComment = array(); |
893 | break; |
894 | case ':': |
895 | $sGroup = implode(' ',$aStack); break; |
896 | $aStack = array(); |
897 | break; |
898 | case '<': |
899 | $sEmail = trim(substr($sToken,1,-1)); |
900 | break; |
901 | case '>': |
902 | /* skip */ |
903 | break; |
904 | default: $aStack[] = $sToken; break; |
33565ec4 |
905 | } |
7e3de682 |
906 | } |
91688e5f |
907 | /* now do the action again for the last address */ |
908 | if (!$sEmail) { |
909 | while (count($aStack) && !$sEmail) { |
329a7ca5 |
910 | $sEmail = trim(array_pop($aStack)); |
91688e5f |
911 | } |
7e3de682 |
912 | } |
91688e5f |
913 | if (count($aStack)) { |
329a7ca5 |
914 | $sPersonal = trim(implode('',$aStack)); |
098ea084 |
915 | } else { |
91688e5f |
916 | $sPersonal = ''; |
9c737111 |
917 | } |
329a7ca5 |
918 | if (!$sPersonal && count($aComment)) { |
91688e5f |
919 | $sComment = implode(' ',$aComment); |
329a7ca5 |
920 | $sPersonal .= $sComment; |
91688e5f |
921 | } |
922 | $aAddress[] = array($sEmail,$sPersonal); |
923 | return $aAddress; |
924 | } |
925 | |
926 | |
85fc999e |
927 | |
9c737111 |
928 | /* |
3411d4ec |
929 | * Returns the number of unseen messages in this folder |
930 | */ |
9c737111 |
931 | function sqimap_unseen_messages ($imap_stream, $mailbox) { |
1f720b34 |
932 | $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (UNSEEN)", false, $result, $message); |
ea7ff111 |
933 | $i = 0; |
1f720b34 |
934 | $regs = array(false, false); |
ea7ff111 |
935 | while (isset($read_ary[$i])) { |
936 | if (ereg("UNSEEN ([0-9]+)", $read_ary[$i], $regs)) { |
937 | break; |
938 | } |
939 | $i++; |
940 | } |
9c737111 |
941 | return $regs[1]; |
942 | } |
943 | |
1f720b34 |
944 | /* |
945 | * Returns the number of unseen/total messages in this folder |
946 | */ |
947 | function sqimap_status_messages ($imap_stream, $mailbox) { |
b8ec18ef |
948 | $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (MESSAGES UNSEEN RECENT)", false, $result, $message); |
1f720b34 |
949 | $i = 0; |
b8ec18ef |
950 | $messages = $unseen = $recent = false; |
1f720b34 |
951 | $regs = array(false,false); |
952 | while (isset($read_ary[$i])) { |
953 | if (preg_match('/UNSEEN\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
954 | $unseen = $regs[1]; |
955 | } |
1f720b34 |
956 | if (preg_match('/MESSAGES\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
957 | $messages = $regs[1]; |
958 | } |
b8ec18ef |
959 | if (preg_match('/RECENT\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
960 | $recent = $regs[1]; |
961 | } |
1f720b34 |
962 | $i++; |
963 | } |
b8ec18ef |
964 | return array('MESSAGES' => $messages, 'UNSEEN'=>$unseen, 'RECENT' => $recent); |
1f720b34 |
965 | } |
966 | |
9c737111 |
967 | |
968 | /* |
3411d4ec |
969 | * Saves a message to a given folder -- used for saving sent messages |
970 | */ |
9c737111 |
971 | function sqimap_append ($imap_stream, $sent_folder, $length) { |
972 | fputs ($imap_stream, sqimap_session_id() . " APPEND \"$sent_folder\" (\\Seen) \{$length}\r\n"); |
85fc999e |
973 | $tmp = fgets ($imap_stream, 1024); |
9c737111 |
974 | } |
975 | |
8813fb15 |
976 | function sqimap_append_done ($imap_stream, $folder='') { |
1f720b34 |
977 | global $squirrelmail_language, $color; |
9c737111 |
978 | fputs ($imap_stream, "\r\n"); |
979 | $tmp = fgets ($imap_stream, 1024); |
69146537 |
980 | if (preg_match("/(.*)(BAD|NO)(.*)$/", $tmp, $regs)) { |
981 | set_up_language($squirrelmail_language); |
1f720b34 |
982 | require_once(SM_PATH . 'functions/display_messages.php'); |
098ea084 |
983 | $reason = $regs[3]; |
984 | if ($regs[2] == 'NO') { |
985 | $string = "<b><font color=$color[2]>\n" . |
986 | _("ERROR : Could not append message to") ." $folder." . |
987 | "</b><br>\n" . |
988 | _("Server responded: ") . |
989 | $reason . "<br>\n"; |
990 | if (preg_match("/(.*)(quota)(.*)$/i", $reason, $regs)) { |
991 | $string .= _("Solution: ") . |
992 | _("Remove unneccessary messages from your folder and start with your Trash folder.") |
993 | ."<br>\n"; |
994 | } |
995 | $string .= "</font>\n"; |
996 | error_box($string,$color); |
997 | } else { |
8813fb15 |
998 | $string = "<b><font color=$color[2]>\n" . |
098ea084 |
999 | _("ERROR : Bad or malformed request.") . |
1000 | "</b><br>\n" . |
1001 | _("Server responded: ") . |
1002 | $tmp . "</font><br>\n"; |
1003 | error_box($string,$color); |
8813fb15 |
1004 | exit; |
098ea084 |
1005 | } |
69146537 |
1006 | } |
9c737111 |
1007 | } |
85fc999e |
1008 | |
bd9829d7 |
1009 | function sqimap_get_user_server ($imap_server, $username) { |
bd9829d7 |
1010 | if (substr($imap_server, 0, 4) != "map:") { |
1011 | return $imap_server; |
1012 | } |
bd9829d7 |
1013 | $function = substr($imap_server, 4); |
1014 | return $function($username); |
1015 | } |
1016 | |
1017 | /* This is an example that gets imapservers from yellowpages (NIS). |
1018 | * you can simple put map:map_yp_alias in your $imap_server_address |
1019 | * in config.php use your own function instead map_yp_alias to map your |
1020 | * LDAP whatever way to find the users imapserver. */ |
1021 | |
1022 | function map_yp_alias($username) { |
1023 | $yp = `ypmatch $username aliases`; |
1024 | return chop(substr($yp, strlen($username)+1)); |
1025 | } |
1026 | |
15e6162e |
1027 | ?> |