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 | * $Id$ |
d6c32258 |
12 | * @package squirrelmail |
35586184 |
13 | */ |
14 | |
d6c32258 |
15 | /** Includes.. */ |
b68edc75 |
16 | require_once(SM_PATH . 'functions/page_header.php'); |
47a29326 |
17 | require_once(SM_PATH . 'functions/auth.php'); |
18 | |
35586184 |
19 | |
41600f7d |
20 | global $sqimap_session_id; |
21 | $sqimap_session_id = 1; |
71257f8b |
22 | |
48af4b64 |
23 | /** |
24 | * Generates a new session ID by incrementing the last one used; |
25 | * this ensures that each command has a unique ID. |
26 | * @param bool unique_id |
27 | * @return string IMAP session id of the form 'A000'. |
28 | */ |
487daa81 |
29 | function sqimap_session_id($unique_id = false) { |
41600f7d |
30 | global $data_dir, $username, $sqimap_session_id; |
487daa81 |
31 | if (!$unique_id) { |
098ea084 |
32 | return( sprintf("A%03d", $sqimap_session_id++) ); |
487daa81 |
33 | } else { |
098ea084 |
34 | return( sprintf("A%03d", $sqimap_session_id++) . ' UID' ); |
487daa81 |
35 | } |
9c737111 |
36 | } |
37 | |
48af4b64 |
38 | /** |
3411d4ec |
39 | * Both send a command and accept the result from the command. |
40 | * This is to allow proper session number handling. |
41 | */ |
487daa81 |
42 | function sqimap_run_command_list ($imap_stream, $query, $handle_errors, &$response, &$message, $unique_id = false) { |
c5809184 |
43 | if ($imap_stream) { |
098ea084 |
44 | $sid = sqimap_session_id($unique_id); |
45 | fputs ($imap_stream, $sid . ' ' . $query . "\r\n"); |
bc78cc6e |
46 | $tag_uid_a = explode(' ',trim($sid)); |
47 | $tag = $tag_uid_a[0]; |
0dc05a81 |
48 | $read = sqimap_retrieve_imap_response ($imap_stream, $tag, $handle_errors, $response, $message, $query ); |
bc78cc6e |
49 | /* get the response and the message */ |
50 | $message = $message[$tag]; |
51 | $response = $response[$tag]; |
52 | return $read[$tag]; |
c5809184 |
53 | } else { |
54 | global $squirrelmail_language, $color; |
55 | set_up_language($squirrelmail_language); |
56 | require_once(SM_PATH . 'functions/display_messages.php'); |
57 | $string = "<b><font color=$color[2]>\n" . |
58 | _("ERROR : No available imapstream.") . |
59 | "</b></font>\n"; |
60 | error_box($string,$color); |
098ea084 |
61 | return false; |
c5809184 |
62 | } |
1c72b151 |
63 | } |
64 | |
7c7b74b3 |
65 | function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response, |
66 | &$message, $unique_id = false,$filter=false, |
67 | $outputstream=false,$no_return=false) { |
c5809184 |
68 | if ($imap_stream) { |
69 | $sid = sqimap_session_id($unique_id); |
bc78cc6e |
70 | fputs ($imap_stream, $sid . ' ' . $query . "\r\n"); |
71 | $tag_uid_a = explode(' ',trim($sid)); |
72 | $tag = $tag_uid_a[0]; |
73 | |
74 | $read = sqimap_read_data ($imap_stream, $tag, $handle_errors, $response, |
7c7b74b3 |
75 | $message, $query,$filter,$outputstream,$no_return); |
bc78cc6e |
76 | /* retrieve the response and the message */ |
77 | $response = $response[$tag]; |
78 | $message = $message[$tag]; |
5c300c60 |
79 | |
bc78cc6e |
80 | if (!empty($read[$tag])) { |
81 | return $read[$tag][0]; |
82 | } else { |
83 | return $read[$tag]; |
84 | } |
c5809184 |
85 | } else { |
86 | global $squirrelmail_language, $color; |
87 | set_up_language($squirrelmail_language); |
88 | require_once(SM_PATH . 'functions/display_messages.php'); |
89 | $string = "<b><font color=$color[2]>\n" . |
90 | _("ERROR : No available imapstream.") . |
91 | "</b></font>\n"; |
92 | error_box($string,$color); |
098ea084 |
93 | return false; |
bc78cc6e |
94 | } |
95 | } |
48af4b64 |
96 | |
bc78cc6e |
97 | function sqimap_prepare_pipelined_query($new_query,&$tag,&$aQuery,$unique_id) { |
98 | $sid = sqimap_session_id($unique_id); |
99 | $tag_uid_a = explode(' ',trim($sid)); |
100 | $tag = $tag_uid_a[0]; |
0b38d197 |
101 | $query = $sid . ' '.$new_query."\r\n"; |
bc78cc6e |
102 | $aQuery[$tag] = $query; |
42a07ac1 |
103 | } |
104 | |
52c8b585 |
105 | function sqimap_run_pipelined_command ($imap_stream, $aQueryList, $handle_errors, |
bc78cc6e |
106 | &$aServerResponse, &$aServerMessage, $unique_id = false, |
5c300c60 |
107 | $filter=false,$outputstream=false,$no_return=false) { |
bc78cc6e |
108 | $aResponse = false; |
5c300c60 |
109 | |
52c8b585 |
110 | /* |
111 | Do not fire all calls at once to the imap-server but split the calls up |
112 | in portions of $iChunkSize. If we do not do that I think we misbehave as |
113 | IMAP client or should handle BYE calls if the IMAP-server drops the |
114 | connection because the number of queries is to large. This isn't tested |
115 | but a wild guess how it could work in the field. |
0b38d197 |
116 | |
c03cba15 |
117 | After testing it on Exchange 2000 we discovered that a chunksize of 32 |
0b38d197 |
118 | was quicker then when we raised it to 128. |
52c8b585 |
119 | */ |
120 | $iQueryCount = count($aQueryList); |
121 | $iChunkSize = 32; |
122 | // array_chunk would also do the job but it's supported from php > 4.2 |
123 | $aQueryChunks = array(); |
124 | $iLoops = floor($iQueryCount / $iChunkSize); |
125 | |
5c300c60 |
126 | if ($iLoops * $iChunkSize != $iQueryCount) ++$iLoops; |
52c8b585 |
127 | |
128 | if (!function_exists('array_chunk')) { // arraychunk replacement |
5c300c60 |
129 | reset($aQueryList); |
52c8b585 |
130 | for($i=0;$i<$iLoops;++$i) { |
5c300c60 |
131 | for($j=0;$j<$iChunkSize;++$j) { |
132 | $key = key($aQueryList); |
133 | $aTmp[$key] = $aQueryList[$key]; |
134 | if (next($aQueryList) === false) break; |
135 | } |
136 | $aQueryChunks[] = $aTmp; |
137 | } |
52c8b585 |
138 | } else { |
139 | $aQueryChunks = array_chunk($aQueryList,$iChunkSize,true); |
bc78cc6e |
140 | } |
52c8b585 |
141 | |
142 | for ($i=0;$i<$iLoops;++$i) { |
143 | $aQuery = $aQueryChunks[$i]; |
144 | foreach($aQuery as $tag => $query) { |
145 | fputs($imap_stream,$query); |
146 | $aResults[$tag] = false; |
147 | } |
52c8b585 |
148 | foreach($aQuery as $tag => $query) { |
5c300c60 |
149 | if ($aResults[$tag] == false) { |
0dc05a81 |
150 | $aReturnedResponse = sqimap_retrieve_imap_response ($imap_stream, $tag, |
bc78cc6e |
151 | $handle_errors, $response, $message, $query, |
152 | $filter,$outputstream,$no_return); |
52c8b585 |
153 | foreach ($aReturnedResponse as $returned_tag => $aResponse) { |
5c300c60 |
154 | if (!empty($aResponse)) { |
52c8b585 |
155 | $aResults[$returned_tag] = $aResponse[0]; |
5c300c60 |
156 | } else { |
157 | $aResults[$returned_tag] = $aResponse; |
158 | } |
52c8b585 |
159 | $aServerResponse[$returned_tag] = $response[$returned_tag]; |
160 | $aServerMessage[$returned_tag] = $message[$returned_tag]; |
161 | } |
bc78cc6e |
162 | } |
163 | } |
164 | } |
b7277e4f |
165 | return $aResults; |
bc78cc6e |
166 | } |
9c737111 |
167 | |
48af4b64 |
168 | /** |
169 | * Custom fgets function: gets a line from the IMAP-server, |
170 | * no matter how big it may be. |
171 | * @param stream imap_stream the stream to read from |
172 | * @return string a line |
b8c285ab |
173 | */ |
b8c285ab |
174 | function sqimap_fgets($imap_stream) { |
175 | $read = ''; |
176 | $buffer = 4096; |
177 | $results = ''; |
c41daf03 |
178 | $offset = 0; |
179 | while (strpos($results, "\r\n", $offset) === false) { |
b8c285ab |
180 | if (!($read = fgets($imap_stream, $buffer))) { |
329a7ca5 |
181 | /* this happens in case of an error */ |
182 | /* reset $results because it's useless */ |
183 | $results = false; |
b8c285ab |
184 | break; |
185 | } |
c41daf03 |
186 | if ( $results != '' ) { |
187 | $offset = strlen($results) - 1; |
188 | } |
b8c285ab |
189 | $results .= $read; |
190 | } |
191 | return $results; |
192 | } |
193 | |
7c7b74b3 |
194 | function sqimap_fread($imap_stream,$iSize,$filter=false, |
195 | $outputstream=false, $no_return=false) { |
196 | if (!$filter || !$outputstream) { |
197 | $iBufferSize = $iSize; |
198 | } else { |
811318c5 |
199 | // see php bug 24033. They changed fread behaviour %$^&$% |
977a6085 |
200 | $iBufferSize = 7800; // multiple of 78 in case of base64 decoding. |
201 | } |
202 | if ($iSize < $iBufferSize) { |
203 | $iBufferSize = $iSize; |
7c7b74b3 |
204 | } |
5eba0be2 |
205 | $iRetrieved = 0; |
977a6085 |
206 | $results = ''; |
207 | $sRead = $sReadRem = ''; |
208 | // NB: fread can also stop at end of a packet on sockets. |
209 | while ($iRetrieved < $iSize) { |
7c7b74b3 |
210 | $sRead = fread($imap_stream,$iBufferSize); |
977a6085 |
211 | $iLength = strlen($sRead); |
212 | $iRetrieved += $iLength ; |
213 | $iRemaining = $iSize - $iRetrieved; |
214 | if ($iRemaining < $iBufferSize) { |
215 | $iBufferSize = $iRemaining; |
216 | } |
bc78cc6e |
217 | if (!$sRead) { |
7c7b74b3 |
218 | $results = false; |
219 | break; |
220 | } |
977a6085 |
221 | if ($sReadRem) { |
222 | $sRead = $sReadRem . $sRead; |
223 | $sReadRem = ''; |
224 | } |
225 | if (substr($sRead,-1) !== "\n") { |
226 | $i = strrpos($sRead,"\n"); |
227 | if ($i !== false && $iRetrieved<$iSize) { |
228 | ++$i; |
229 | $sReadRem = substr($sRead,$i); |
230 | $sRead = substr($sRead,0,$i); |
231 | } else if ($iLength && $iRetrieved<$iSize) { // linelength > received buffer |
232 | $sReadRem = $sRead; |
233 | $sRead = ''; |
234 | } |
235 | } |
236 | if ($filter && $sRead) { |
7c7b74b3 |
237 | $filter($sRead); |
238 | } |
977a6085 |
239 | if ($outputstream && $sRead) { |
7c7b74b3 |
240 | if (is_resource($outputstream)) { |
241 | fwrite($outputstream,$sRead); |
242 | } else if ($outputstream == 'php://stdout') { |
243 | echo $sRead; |
244 | } |
245 | } |
246 | if ($no_return) { |
247 | $sRead = ''; |
977a6085 |
248 | } else { |
249 | $results .= $sRead; |
7c7b74b3 |
250 | } |
7c7b74b3 |
251 | } |
252 | return $results; |
253 | } |
977a6085 |
254 | |
48af4b64 |
255 | /** |
256 | * Obsolete function, inform plugins that use it |
257 | * @deprecated use sqimap_run_command or sqimap_run_command_list instead |
258 | */ |
0dc05a81 |
259 | function sqimap_read_data_list($imap_stream, $tag, $handle_errors, |
260 | &$response, &$message, $query = '') { |
261 | global $color, $squirrelmail_language; |
262 | set_up_language($squirrelmail_language); |
263 | require_once(SM_PATH . 'functions/display_messages.php'); |
264 | $string = "<b><font color=$color[2]>\n" . |
265 | _("ERROR : Bad function call.") . |
266 | "</b><br>\n" . |
267 | _("Reason:") . ' '. |
268 | 'There is a plugin installed which make use of the <br>' . |
269 | 'SquirrelMail internal function sqimap_read_data_list.<br>'. |
5c300c60 |
270 | 'Please adapt the installed plugin and let it use<br>'. |
271 | 'sqimap_run_command or sqimap_run_command_list instead<br><br>'. |
272 | 'The following query was issued:<br>'. |
0dc05a81 |
273 | htmlspecialchars($query) . '<br>' . "</font><br>\n"; |
274 | error_box($string,$color); |
275 | echo '</body></html>'; |
276 | exit; |
277 | } |
7c7b74b3 |
278 | |
48af4b64 |
279 | /** |
280 | * Function to display an error related to an IMAP-query. |
281 | * @param string title the caption of the error box |
282 | * @param string query the query that went wrong |
283 | * @param string message_title |
284 | * @param string message the error message |
285 | * @return void |
286 | */ |
4974c2a0 |
287 | function sqimap_error_box($title, $query = '', $message_title = '', $message = '') |
288 | { |
289 | global $color, $squirrelmail_language; |
290 | |
291 | set_up_language($squirrelmail_language); |
292 | require_once(SM_PATH . 'functions/display_messages.php'); |
293 | $string = "<font color=$color[2]><b>\n" . $title . "</b><br>\n"; |
bf15f116 |
294 | $cmd = explode(' ',$query); |
295 | $cmd= strtolower($cmd[0]); |
296 | |
297 | if ($query != '' && $cmd != 'login') |
4974c2a0 |
298 | $string .= _("Query:") . ' ' . htmlspecialchars($query) . '<br>'; |
299 | if ($message_title != '') |
300 | $string .= $message_title; |
301 | if ($message != '') |
302 | $string .= htmlspecialchars($message); |
303 | $string .= "</font><br>\n"; |
304 | error_box($string,$color); |
305 | } |
306 | |
48af4b64 |
307 | /** |
3411d4ec |
308 | * Reads the output from the IMAP stream. If handle_errors is set to true, |
309 | * this will also handle all errors that are received. If it is not set, |
48af4b64 |
310 | * the errors will be sent back through $response and $message. |
bee165ef |
311 | */ |
0dc05a81 |
312 | function sqimap_retrieve_imap_response($imap_stream, $tag, $handle_errors, |
7c7b74b3 |
313 | &$response, &$message, $query = '', |
314 | $filter = false, $outputstream = false, $no_return = false) { |
9c737111 |
315 | global $color, $squirrelmail_language; |
9c737111 |
316 | $read = ''; |
bc78cc6e |
317 | if (!is_array($message)) $message = array(); |
318 | if (!is_array($response)) $response = array(); |
b8c285ab |
319 | $resultlist = array(); |
320 | $data = array(); |
321 | $read = sqimap_fgets($imap_stream); |
5c300c60 |
322 | $i = $k = 0; |
bea3eb1e |
323 | while ($read) { |
324 | $char = $read{0}; |
325 | switch ($char) |
326 | { |
15bc7f66 |
327 | case '+': |
328 | default: |
329 | $read = sqimap_fgets($imap_stream); |
330 | break; |
331 | |
332 | case $tag{0}: |
333 | { |
bea3eb1e |
334 | /* get the command */ |
335 | $arg = ''; |
336 | $i = strlen($tag)+1; |
337 | $s = substr($read,$i); |
338 | if (($j = strpos($s,' ')) || ($j = strpos($s,"\n"))) { |
339 | $arg = substr($s,0,$j); |
340 | } |
341 | $found_tag = substr($read,0,$i-1); |
5c300c60 |
342 | if ($found_tag) { |
bea3eb1e |
343 | switch ($arg) |
344 | { |
15bc7f66 |
345 | case 'OK': |
346 | case 'BAD': |
347 | case 'NO': |
348 | case 'BYE': |
349 | case 'PREAUTH': |
bc78cc6e |
350 | $response[$found_tag] = $arg; |
351 | $message[$found_tag] = trim(substr($read,$i+strlen($arg))); |
352 | if (!empty($data)) { |
353 | $resultlist[] = $data; |
354 | } |
5c300c60 |
355 | $aResponse[$found_tag] = $resultlist; |
356 | $data = $resultlist = array(); |
357 | if ($found_tag == $tag) { |
358 | break 3; /* switch switch while */ |
359 | } |
360 | break; |
329a7ca5 |
361 | default: |
bea3eb1e |
362 | /* this shouldn't happen */ |
bc78cc6e |
363 | $response[$found_tag] = $arg; |
364 | $message[$found_tag] = trim(substr($read,$i+strlen($arg))); |
365 | if (!empty($data)) { |
366 | $resultlist[] = $data; |
367 | } |
368 | $aResponse[$found_tag] = $resultlist; |
5c300c60 |
369 | $data = $resultlist = array(); |
370 | if ($found_tag == $tag) { |
371 | break 3; /* switch switch while */ |
372 | } |
bc78cc6e |
373 | } |
bea3eb1e |
374 | } |
5c300c60 |
375 | $read = sqimap_fgets($imap_stream); |
376 | if ($read === false) { /* error */ |
377 | break 3; /* switch switch while */ |
378 | } |
379 | break; |
15bc7f66 |
380 | } // end case $tag{0} |
381 | |
382 | case '*': |
383 | { |
bea3eb1e |
384 | if (preg_match('/^\*\s\d+\sFETCH/',$read)) { |
385 | /* check for literal */ |
386 | $s = substr($read,-3); |
387 | $fetch_data = array(); |
388 | do { /* outer loop, continue until next untagged fetch |
389 | or tagged reponse */ |
390 | do { /* innerloop for fetching literals. with this loop |
391 | we prohibid that literal responses appear in the |
392 | outer loop so we can trust the untagged and |
393 | tagged info provided by $read */ |
394 | if ($s === "}\r\n") { |
395 | $j = strrpos($read,'{'); |
396 | $iLit = substr($read,$j+1,-3); |
397 | $fetch_data[] = $read; |
7c7b74b3 |
398 | $sLiteral = sqimap_fread($imap_stream,$iLit,$filter,$outputstream,$no_return); |
329a7ca5 |
399 | if ($sLiteral === false) { /* error */ |
400 | break 4; /* while while switch while */ |
401 | } |
bea3eb1e |
402 | /* backwards compattibility */ |
403 | $aLiteral = explode("\n", $sLiteral); |
404 | /* release not neaded data */ |
405 | unset($sLiteral); |
406 | foreach ($aLiteral as $line) { |
407 | $fetch_data[] = $line ."\n"; |
408 | } |
409 | /* release not neaded data */ |
410 | unset($aLiteral); |
411 | /* next fgets belongs to this fetch because |
412 | we just got the exact literalsize and there |
413 | must follow data to complete the response */ |
329a7ca5 |
414 | $read = sqimap_fgets($imap_stream); |
415 | if ($read === false) { /* error */ |
416 | break 4; /* while while switch while */ |
417 | } |
c0b23345 |
418 | $fetch_data[] = $read; |
bea3eb1e |
419 | } else { |
329a7ca5 |
420 | $fetch_data[] = $read; |
bea3eb1e |
421 | } |
422 | /* retrieve next line and check in the while |
423 | statements if it belongs to this fetch response */ |
424 | $read = sqimap_fgets($imap_stream); |
329a7ca5 |
425 | if ($read === false) { /* error */ |
426 | break 4; /* while while switch while */ |
427 | } |
bea3eb1e |
428 | /* check for next untagged reponse and break */ |
429 | if ($read{0} == '*') break 2; |
430 | $s = substr($read,-3); |
431 | } while ($s === "}\r\n"); |
432 | $s = substr($read,-3); |
433 | } while ($read{0} !== '*' && |
106d4087 |
434 | substr($read,0,strlen($tag)) !== $tag); |
329a7ca5 |
435 | $resultlist[] = $fetch_data; |
bea3eb1e |
436 | /* release not neaded data */ |
437 | unset ($fetch_data); |
438 | } else { |
439 | $s = substr($read,-3); |
440 | do { |
441 | if ($s === "}\r\n") { |
442 | $j = strrpos($read,'{'); |
443 | $iLit = substr($read,$j+1,-3); |
444 | $data[] = $read; |
329a7ca5 |
445 | $sLiteral = fread($imap_stream,$iLit); |
c0b23345 |
446 | if ($sLiteral === false) { /* error */ |
329a7ca5 |
447 | $read = false; |
448 | break 3; /* while switch while */ |
449 | } |
c0b23345 |
450 | $data[] = $sLiteral; |
b7277e4f |
451 | $data[] = sqimap_fgets($imap_stream); |
bea3eb1e |
452 | } else { |
329a7ca5 |
453 | $data[] = $read; |
bea3eb1e |
454 | } |
455 | $read = sqimap_fgets($imap_stream); |
329a7ca5 |
456 | if ($read === false) { |
457 | break 3; /* while switch while */ |
458 | } else if ($read{0} == '*') { |
106d4087 |
459 | break; |
460 | } |
bea3eb1e |
461 | $s = substr($read,-3); |
462 | } while ($s === "}\r\n"); |
463 | break 1; |
5c300c60 |
464 | } |
bea3eb1e |
465 | break; |
15bc7f66 |
466 | } // end case '*' |
467 | } // end switch |
c0b23345 |
468 | } // end while |
469 | |
470 | /* error processing in case $read is false */ |
471 | if ($read === false) { |
472 | unset($data); |
4974c2a0 |
473 | sqimap_error_box(_("ERROR : Connection dropped by imap-server."), $query); |
c0b23345 |
474 | exit; |
b8c285ab |
475 | } |
c0b23345 |
476 | |
15bc7f66 |
477 | /* Set $resultlist array */ |
b8c285ab |
478 | if (!empty($data)) { |
bc78cc6e |
479 | //$resultlist[] = $data; |
9c737111 |
480 | } |
b8c285ab |
481 | elseif (empty($resultlist)) { |
482 | $resultlist[] = array(); |
483 | } |
15bc7f66 |
484 | |
485 | /* Return result or handle errors */ |
bee165ef |
486 | if ($handle_errors == false) { |
bc78cc6e |
487 | return $aResponse; |
4974c2a0 |
488 | return( $resultlist ); //?? Why this? |
dd381002 |
489 | } |
4974c2a0 |
490 | switch ($response[$tag]) { |
dd381002 |
491 | case 'OK': |
bc78cc6e |
492 | return $aResponse; |
329a7ca5 |
493 | break; |
dd381002 |
494 | case 'NO': |
495 | /* ignore this error from M$ exchange, it is not fatal (aka bug) */ |
6b6c2e06 |
496 | if (strstr($message[$tag], 'command resulted in') === false) { |
4974c2a0 |
497 | sqimap_error_box(_("ERROR : Could not complete request."), $query, _("Reason Given: "), $message[$tag]); |
329a7ca5 |
498 | echo '</body></html>'; |
052e0c26 |
499 | exit; |
9c737111 |
500 | } |
329a7ca5 |
501 | break; |
dd381002 |
502 | case 'BAD': |
4974c2a0 |
503 | sqimap_error_box(_("ERROR : Bad or malformed request."), $query, _("Server responded: "), $message[$tag]); |
329a7ca5 |
504 | echo '</body></html>'; |
dd381002 |
505 | exit; |
506 | case 'BYE': |
4974c2a0 |
507 | sqimap_error_box(_("ERROR : Imap server closed the connection."), $query, _("Server responded: "), $message[$tag]); |
329a7ca5 |
508 | echo '</body></html>'; |
9c737111 |
509 | exit; |
dd381002 |
510 | default: |
4974c2a0 |
511 | sqimap_error_box(_("ERROR : Unknown imap response."), $query, _("Server responded: "), $message[$tag]); |
329a7ca5 |
512 | /* the error is displayed but because we don't know the reponse we |
513 | return the result anyway */ |
bc78cc6e |
514 | return $aResponse; |
329a7ca5 |
515 | break; |
9c737111 |
516 | } |
9c737111 |
517 | } |
518 | |
7c7b74b3 |
519 | function sqimap_read_data ($imap_stream, $tag_uid, $handle_errors, |
520 | &$response, &$message, $query = '', |
521 | $filter=false,$outputstream=false,$no_return=false) { |
bc78cc6e |
522 | |
523 | $tag_uid_a = explode(' ',trim($tag_uid)); |
524 | $tag = $tag_uid_a[0]; |
525 | |
0dc05a81 |
526 | $res = sqimap_retrieve_imap_response($imap_stream, $tag, $handle_errors, |
7c7b74b3 |
527 | $response, $message, $query,$filter,$outputstream,$no_return); |
863936bb |
528 | /* sqimap_read_data should be called for one response |
0dc05a81 |
529 | but since it just calls sqimap_retrieve_imap_response which |
863936bb |
530 | handles multiple responses we need to check for that |
531 | and merge the $res array IF they are seperated and |
532 | IF it was a FETCH response. */ |
533 | |
ba8f367a |
534 | // if (isset($res[1]) && is_array($res[1]) && isset($res[1][0]) |
535 | // && preg_match('/^\* \d+ FETCH/', $res[1][0])) { |
536 | // $result = array(); |
537 | // foreach($res as $index=>$value) { |
538 | // $result = array_merge($result, $res["$index"]); |
539 | // } |
540 | // } |
863936bb |
541 | if (isset($result)) { |
bc78cc6e |
542 | return $result[$tag]; |
56afb33f |
543 | } |
56afb33f |
544 | else { |
bc78cc6e |
545 | return $res; |
56afb33f |
546 | } |
9c737111 |
547 | } |
548 | |
48af4b64 |
549 | /** |
b98732e8 |
550 | * Connects to the IMAP server and returns a resource identifier for use with |
551 | * the other SquirrelMail IMAP functions. Does NOT login! |
48af4b64 |
552 | * @param string server hostname of IMAP server |
553 | * @param int port port number to connect to |
554 | * @param bool tls whether to use TLS when connecting. |
555 | * @return imap-stream resource identifier |
b98732e8 |
556 | */ |
557 | function sqimap_create_stream($server,$port,$tls=false) { |
558 | global $username, $use_imap_tls; |
559 | |
560 | if ($use_imap_tls == true) { |
561 | if ((check_php_version(4,3)) and (extension_loaded('openssl'))) { |
562 | /* Use TLS by prefixing "tls://" to the hostname */ |
563 | $server = 'tls://' . $imap_server_address; |
564 | } else { |
565 | require_once(SM_PATH . 'functions/display_messages.php'); |
566 | $string = "Unable to connect to IMAP server!<br>TLS is enabled, but this " . |
567 | "version of PHP does not support TLS sockets, or is missing the openssl " . |
568 | "extension.<br><br>Please contact your system administrator."; |
569 | logout_error($string,$color); |
570 | } |
571 | } |
572 | |
573 | $imap_stream = fsockopen($server, $port, $error_number, $error_string, 15); |
574 | |
575 | /* Do some error correction */ |
576 | if (!$imap_stream) { |
577 | set_up_language($squirrelmail_language, true); |
578 | require_once(SM_PATH . 'functions/display_messages.php'); |
579 | $string = sprintf (_("Error connecting to IMAP server: %s.") . |
580 | "<br>\r\n", $server) . |
581 | "$error_number : $error_string<br>\r\n"; |
582 | logout_error($string,$color); |
583 | exit; |
584 | } |
585 | $server_info = fgets ($imap_stream, 1024); |
586 | return $imap_stream; |
587 | } |
588 | |
48af4b64 |
589 | /** |
3411d4ec |
590 | * Logs the user into the imap server. If $hide is set, no error messages |
591 | * will be displayed. This function returns the imap connection handle. |
592 | */ |
9c737111 |
593 | function sqimap_login ($username, $password, $imap_server_address, $imap_port, $hide) { |
fe55c7c7 |
594 | global $color, $squirrelmail_language, $onetimepad, $use_imap_tls, |
595 | $imap_auth_mech, $sqimap_capabilities; |
85fc999e |
596 | |
eb2f6102 |
597 | if (!isset($onetimepad) || empty($onetimepad)) { |
598 | sqgetglobalvar('onetimepad' , $onetimepad , SQ_SESSION ); |
599 | } |
fe55c7c7 |
600 | if (!isset($sqimap_capabilities)) { |
601 | sqgetglobalvar('sqimap_capabilities' , $capability , SQ_SESSION ); |
602 | } |
603 | |
b98732e8 |
604 | $host = $imap_server_address; |
bd9829d7 |
605 | $imap_server_address = sqimap_get_user_server($imap_server_address, $username); |
fe55c7c7 |
606 | |
b98732e8 |
607 | $imap_stream = sqimap_create_stream($imap_server_address,$imap_port,$use_imap_tls); |
fe55c7c7 |
608 | |
2f1f7a12 |
609 | /* Decrypt the password */ |
610 | $password = OneTimePadDecrypt($password, $onetimepad); |
611 | |
b98732e8 |
612 | if (($imap_auth_mech == 'cram-md5') OR ($imap_auth_mech == 'digest-md5')) { |
613 | // We're using some sort of authentication OTHER than plain or login |
614 | $tag=sqimap_session_id(false); |
615 | if ($imap_auth_mech == 'digest-md5') { |
098ea084 |
616 | $query = $tag . " AUTHENTICATE DIGEST-MD5\r\n"; |
b98732e8 |
617 | } elseif ($imap_auth_mech == 'cram-md5') { |
098ea084 |
618 | $query = $tag . " AUTHENTICATE CRAM-MD5\r\n"; |
b98732e8 |
619 | } |
620 | fputs($imap_stream,$query); |
621 | $answer=sqimap_fgets($imap_stream); |
622 | // Trim the "+ " off the front |
623 | $response=explode(" ",$answer,3); |
624 | if ($response[0] == '+') { |
098ea084 |
625 | // Got a challenge back |
b98732e8 |
626 | $challenge=$response[1]; |
627 | if ($imap_auth_mech == 'digest-md5') { |
628 | $reply = digest_md5_response($username,$password,$challenge,'imap',$host); |
629 | } elseif ($imap_auth_mech == 'cram-md5') { |
630 | $reply = cram_md5_response($username,$password,$challenge); |
631 | } |
632 | fputs($imap_stream,$reply); |
633 | $read=sqimap_fgets($imap_stream); |
634 | if ($imap_auth_mech == 'digest-md5') { |
635 | // DIGEST-MD5 has an extra step.. |
636 | if (substr($read,0,1) == '+') { // OK so far.. |
098ea084 |
637 | fputs($imap_stream,"\r\n"); |
638 | $read=sqimap_fgets($imap_stream); |
098ea084 |
639 | } |
b98732e8 |
640 | } |
641 | $results=explode(" ",$read,3); |
642 | $response=$results[1]; |
643 | $message=$results[2]; |
644 | } else { |
645 | // Fake the response, so the error trap at the bottom will work |
646 | $response="BAD"; |
647 | $message='IMAP server does not appear to support the authentication method selected.'; |
648 | $message .= ' Please contact your system administrator.'; |
649 | } |
fe0b18b3 |
650 | } elseif ($imap_auth_mech == 'login') { |
b98732e8 |
651 | // Original IMAP login code |
652 | $query = 'LOGIN "' . quoteimap($username) . '" "' . quoteimap($password) . '"'; |
653 | $read = sqimap_run_command ($imap_stream, $query, false, $response, $message); |
1e7fc1cb |
654 | } elseif ($imap_auth_mech == 'plain') { |
fe55c7c7 |
655 | /*** |
656 | * SASL PLAIN |
657 | * |
658 | * RFC 2595 Chapter 6 |
659 | * |
660 | * The mechanism consists of a single message from the client to the |
661 | * server. The client sends the authorization identity (identity to |
662 | * login as), followed by a US-ASCII NUL character, followed by the |
663 | * authentication identity (identity whose password will be used), |
664 | * followed by a US-ASCII NUL character, followed by the clear-text |
665 | * password. The client may leave the authorization identity empty to |
666 | * indicate that it is the same as the authentication identity. |
667 | * |
668 | **/ |
b98732e8 |
669 | $tag=sqimap_session_id(false); |
2bd6b461 |
670 | $sasl = (isset($capability['SASL-IR']) && $capability['SASL-IR']) ? true : false; |
b98732e8 |
671 | $auth = base64_encode("$username\0$username\0$password"); |
fe55c7c7 |
672 | if ($sasl) { |
673 | // IMAP Extension for SASL Initial Client Response |
2bd6b461 |
674 | // <draft-siemborski-imap-sasl-initial-response-01b.txt> |
fe55c7c7 |
675 | $query = $tag . " AUTHENTICATE PLAIN $auth\r\n"; |
676 | fputs($imap_stream, $query); |
b98732e8 |
677 | $read = sqimap_fgets($imap_stream); |
fe55c7c7 |
678 | } else { |
679 | $query = $tag . " AUTHENTICATE PLAIN\r\n"; |
680 | fputs($imap_stream, $query); |
681 | $read=sqimap_fgets($imap_stream); |
682 | if (substr($read,0,1) == '+') { // OK so far.. |
683 | fputs($imap_stream, "$auth\r\n"); |
684 | $read = sqimap_fgets($imap_stream); |
685 | } |
098ea084 |
686 | } |
b98732e8 |
687 | $results=explode(" ",$read,3); |
688 | $response=$results[1]; |
689 | $message=$results[2]; |
690 | } else { |
691 | $response="BAD"; |
692 | $message="Internal SquirrelMail error - unknown IMAP authentication method chosen. Please contact the developers."; |
693 | } |
fe55c7c7 |
694 | |
b98732e8 |
695 | /* If the connection was not successful, lets see why */ |
9c737111 |
696 | if ($response != 'OK') { |
697 | if (!$hide) { |
74424a43 |
698 | if ($response != 'NO') { |
3411d4ec |
699 | /* "BAD" and anything else gets reported here. */ |
098ea084 |
700 | $message = htmlspecialchars($message); |
9c737111 |
701 | set_up_language($squirrelmail_language, true); |
098ea084 |
702 | require_once(SM_PATH . 'functions/display_messages.php'); |
9c737111 |
703 | if ($response == 'BAD') { |
bea3eb1e |
704 | $string = sprintf (_("Bad request: %s")."<br>\r\n", $message); |
9c737111 |
705 | } else { |
bea3eb1e |
706 | $string = sprintf (_("Unknown error: %s") . "<br>\n", $message); |
9c737111 |
707 | } |
1e7fc1cb |
708 | if (isset($read) && is_array($read)) { |
bea3eb1e |
709 | $string .= '<br>' . _("Read data:") . "<br>\n"; |
9c737111 |
710 | foreach ($read as $line) { |
1f720b34 |
711 | $string .= htmlspecialchars($line) . "<br>\n"; |
9c737111 |
712 | } |
713 | } |
098ea084 |
714 | error_box($string,$color); |
9c737111 |
715 | exit; |
165e24a7 |
716 | } else { |
3411d4ec |
717 | /* |
718 | * If the user does not log in with the correct |
1c72b151 |
719 | * username and password it is not possible to get the |
720 | * correct locale from the user's preferences. |
721 | * Therefore, apply the same hack as on the login |
722 | * screen. |
3411d4ec |
723 | * |
724 | * $squirrelmail_language is set by a cookie when |
1c72b151 |
725 | * the user selects language and logs out |
bee165ef |
726 | */ |
fe55c7c7 |
727 | |
9c737111 |
728 | set_up_language($squirrelmail_language, true); |
bd9c880b |
729 | include_once(SM_PATH . 'functions/display_messages.php' ); |
098ea084 |
730 | sqsession_destroy(); |
bd9c880b |
731 | logout_error( _("Unknown user or password incorrect.") ); |
9c737111 |
732 | exit; |
052e0c26 |
733 | } |
9c737111 |
734 | } else { |
052e0c26 |
735 | exit; |
9c737111 |
736 | } |
737 | } |
9c737111 |
738 | return $imap_stream; |
739 | } |
f1e6f580 |
740 | |
48af4b64 |
741 | /** |
742 | * Simply logs out the IMAP session |
743 | * @param stream imap_stream the IMAP connection to log out. |
744 | * @return void |
745 | */ |
9c737111 |
746 | function sqimap_logout ($imap_stream) { |
8d936b0c |
747 | /* Logout is not valid until the server returns 'BYE' |
748 | * If we don't have an imap_ stream we're already logged out */ |
26a2cc8b |
749 | if(isset($imap_stream) && $imap_stream) |
8d936b0c |
750 | sqimap_run_command($imap_stream, 'LOGOUT', false, $response, $message); |
9c737111 |
751 | } |
752 | |
48af4b64 |
753 | /** |
754 | * Retreive the CAPABILITY string from the IMAP server. |
755 | * If capability is set, returns only that specific capability, |
756 | * else returns array of all capabilities. |
757 | */ |
487daa81 |
758 | function sqimap_capability($imap_stream, $capability='') { |
9c737111 |
759 | global $sqimap_capabilities; |
9c737111 |
760 | if (!is_array($sqimap_capabilities)) { |
1c72b151 |
761 | $read = sqimap_run_command($imap_stream, 'CAPABILITY', true, $a, $b); |
762 | |
9c737111 |
763 | $c = explode(' ', $read[0]); |
764 | for ($i=2; $i < count($c); $i++) { |
765 | $cap_list = explode('=', $c[$i]); |
3411d4ec |
766 | if (isset($cap_list[1])) { |
9c737111 |
767 | $sqimap_capabilities[$cap_list[0]] = $cap_list[1]; |
3411d4ec |
768 | } else { |
9c737111 |
769 | $sqimap_capabilities[$cap_list[0]] = TRUE; |
3411d4ec |
770 | } |
f1e6f580 |
771 | } |
9c737111 |
772 | } |
487daa81 |
773 | if ($capability) { |
098ea084 |
774 | if (isset($sqimap_capabilities[$capability])) { |
775 | return $sqimap_capabilities[$capability]; |
776 | } else { |
777 | return false; |
778 | } |
f1e6f580 |
779 | } |
487daa81 |
780 | return $sqimap_capabilities; |
9c737111 |
781 | } |
782 | |
48af4b64 |
783 | /** |
784 | * Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test |
785 | */ |
9c737111 |
786 | function sqimap_get_delimiter ($imap_stream = false) { |
3411d4ec |
787 | global $sqimap_delimiter, $optional_delimiter; |
85fc999e |
788 | |
9c737111 |
789 | /* Use configured delimiter if set */ |
790 | if((!empty($optional_delimiter)) && $optional_delimiter != 'detect') { |
791 | return $optional_delimiter; |
792 | } |
85fc999e |
793 | |
9c737111 |
794 | /* Do some caching here */ |
795 | if (!$sqimap_delimiter) { |
796 | if (sqimap_capability($imap_stream, 'NAMESPACE')) { |
3411d4ec |
797 | /* |
798 | * According to something that I can't find, this is supposed to work on all systems |
799 | * OS: This won't work in Courier IMAP. |
800 | * OS: According to rfc2342 response from NAMESPACE command is: |
801 | * OS: * NAMESPACE (PERSONAL NAMESPACES) (OTHER_USERS NAMESPACE) (SHARED NAMESPACES) |
802 | * OS: We want to lookup all personal NAMESPACES... |
803 | */ |
1c72b151 |
804 | $read = sqimap_run_command($imap_stream, 'NAMESPACE', true, $a, $b); |
f1e6f580 |
805 | if (eregi('\\* NAMESPACE +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL)', $read[0], $data)) { |
9c737111 |
806 | if (eregi('^\\( *\\((.*)\\) *\\)', $data[1], $data2)) { |
f1e6f580 |
807 | $pn = $data2[1]; |
9c737111 |
808 | } |
f1e6f580 |
809 | $pna = explode(')(', $pn); |
9c737111 |
810 | while (list($k, $v) = each($pna)) { |
862ff2d3 |
811 | $lst = explode('"', $v); |
812 | if (isset($lst[3])) { |
813 | $pn[$lst[1]] = $lst[3]; |
814 | } else { |
74424a43 |
815 | $pn[$lst[1]] = ''; |
862ff2d3 |
816 | } |
f1e6f580 |
817 | } |
818 | } |
819 | $sqimap_delimiter = $pn[0]; |
820 | } else { |
821 | fputs ($imap_stream, ". LIST \"INBOX\" \"\"\r\n"); |
822 | $read = sqimap_read_data($imap_stream, '.', true, $a, $b); |
6a15a16b |
823 | $read = $read['.'][0]; //sqimap_read_data() now returns a tag array of response array |
f1e6f580 |
824 | $quote_position = strpos ($read[0], '"'); |
825 | $sqimap_delimiter = substr ($read[0], $quote_position+1, 1); |
826 | } |
827 | } |
828 | return $sqimap_delimiter; |
9c737111 |
829 | } |
052e0c26 |
830 | |
48af4b64 |
831 | /** |
832 | * This encodes a mailbox name for use in IMAP commands. |
833 | * @param string what the mailbox to encode |
834 | * @return string the encoded mailbox string |
835 | */ |
b2306cbe |
836 | function sqimap_encode_mailbox_name($what) |
837 | { |
838 | if (ereg("[\"\\\r\n]", $what)) |
839 | return '{' . strlen($what) . "}\r\n" . $what; /* 4.3 literal form */ |
840 | return '"' . $what . '"'; /* 4.3 quoted string form */ |
841 | } |
842 | |
843 | |
48af4b64 |
844 | /** |
845 | * Gets the number of messages in the current mailbox. |
846 | */ |
9c737111 |
847 | function sqimap_get_num_messages ($imap_stream, $mailbox) { |
b2306cbe |
848 | $read_ary = sqimap_run_command ($imap_stream, 'EXAMINE ' . sqimap_encode_mailbox_name($mailbox), false, $result, $message); |
9c737111 |
849 | for ($i = 0; $i < count($read_ary); $i++) { |
85fc999e |
850 | if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) { |
851 | return $regs[1]; |
852 | } |
9c737111 |
853 | } |
1f720b34 |
854 | return false; //"BUG! Couldn't get number of messages in $mailbox!"; |
9c737111 |
855 | } |
856 | |
91688e5f |
857 | function parseAddress($address, $max=0) { |
858 | $aTokens = array(); |
859 | $aAddress = array(); |
860 | $iCnt = strlen($address); |
861 | $aSpecials = array('(' ,'<' ,',' ,';' ,':'); |
862 | $aReplace = array(' (',' <',' ,',' ;',' :'); |
863 | $address = str_replace($aSpecials,$aReplace,$address); |
bc78cc6e |
864 | $i = $iAddrFound = $bGroup = 0; |
91688e5f |
865 | while ($i < $iCnt) { |
866 | $cChar = $address{$i}; |
867 | switch($cChar) |
329a7ca5 |
868 | { |
869 | case '<': |
870 | $iEnd = strpos($address,'>',$i+1); |
871 | if (!$iEnd) { |
872 | $sToken = substr($address,$i); |
873 | $i = $iCnt; |
874 | } else { |
875 | $sToken = substr($address,$i,$iEnd - $i +1); |
876 | $i = $iEnd; |
877 | } |
878 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
879 | $aTokens[] = $sToken; |
880 | break; |
881 | case '"': |
882 | $iEnd = strpos($address,$cChar,$i+1); |
da1e42a1 |
883 | if ($iEnd) { |
884 | // skip escaped quotes |
885 | $prev_char = $address{$iEnd-1}; |
886 | while ($prev_char === '\\' && substr($address,$iEnd-2,2) !== '\\\\') { |
887 | $iEnd = strpos($address,$cChar,$iEnd+1); |
888 | if ($iEnd) { |
889 | $prev_char = $address{$iEnd-1}; |
890 | } else { |
891 | $prev_char = false; |
892 | } |
893 | } |
894 | } |
329a7ca5 |
895 | if (!$iEnd) { |
896 | $sToken = substr($address,$i); |
897 | $i = $iCnt; |
898 | } else { |
899 | // also remove the surrounding quotes |
900 | $sToken = substr($address,$i+1,$iEnd - $i -1); |
901 | $i = $iEnd; |
902 | } |
903 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
76c3ee28 |
904 | if ($sToken) $aTokens[] = $sToken; |
329a7ca5 |
905 | break; |
906 | case '(': |
907 | $iEnd = strpos($address,')',$i); |
908 | if (!$iEnd) { |
909 | $sToken = substr($address,$i); |
910 | $i = $iCnt; |
911 | } else { |
912 | $sToken = substr($address,$i,$iEnd - $i + 1); |
913 | $i = $iEnd; |
914 | } |
915 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
916 | $aTokens[] = $sToken; |
917 | break; |
918 | case ',': |
bc78cc6e |
919 | ++$iAddrFound; |
329a7ca5 |
920 | case ';': |
bc78cc6e |
921 | if (!$bGroup) { |
922 | ++$iAddrFound; |
923 | } else { |
924 | $bGroup = false; |
925 | } |
926 | if ($max && $max == $iAddrFound) { |
927 | break 2; |
928 | } else { |
929 | $aTokens[] = $cChar; |
930 | break; |
931 | } |
932 | case ':': |
933 | $bGroup = true; |
329a7ca5 |
934 | case ' ': |
935 | $aTokens[] = $cChar; |
936 | break; |
91688e5f |
937 | default: |
329a7ca5 |
938 | $iEnd = strpos($address,' ',$i+1); |
939 | if ($iEnd) { |
940 | $sToken = trim(substr($address,$i,$iEnd - $i)); |
941 | $i = $iEnd-1; |
91688e5f |
942 | } else { |
329a7ca5 |
943 | $sToken = trim(substr($address,$i)); |
944 | $i = $iCnt; |
91688e5f |
945 | } |
329a7ca5 |
946 | if ($sToken) $aTokens[] = $sToken; |
91688e5f |
947 | } |
329a7ca5 |
948 | ++$i; |
9c737111 |
949 | } |
91688e5f |
950 | $sPersonal = $sEmail = $sComment = $sGroup = ''; |
951 | $aStack = $aComment = array(); |
952 | foreach ($aTokens as $sToken) { |
953 | if ($max && $max == count($aAddress)) { |
329a7ca5 |
954 | return $aAddress; |
092d4f2c |
955 | } |
329a7ca5 |
956 | $cChar = $sToken{0}; |
91688e5f |
957 | switch ($cChar) |
329a7ca5 |
958 | { |
959 | case '=': |
960 | case '"': |
961 | case ' ': |
962 | $aStack[] = $sToken; |
963 | break; |
964 | case '(': |
965 | $aComment[] = substr($sToken,1,-1); |
966 | break; |
967 | case ';': |
968 | if ($sGroup) { |
969 | $sEmail = trim(implode(' ',$aStack)); |
970 | $aAddress[] = array($sGroup,$sEmail); |
971 | $aStack = $aComment = array(); |
972 | $sGroup = ''; |
973 | break; |
974 | } |
975 | case ',': |
976 | if (!$sEmail) { |
977 | while (count($aStack) && !$sEmail) { |
978 | $sEmail = trim(array_pop($aStack)); |
979 | } |
980 | } |
981 | if (count($aStack)) { |
982 | $sPersonal = trim(implode('',$aStack)); |
983 | } else { |
984 | $sPersonal = ''; |
bea3eb1e |
985 | } |
329a7ca5 |
986 | if (!$sPersonal && count($aComment)) { |
987 | $sComment = implode(' ',$aComment); |
988 | $sPersonal .= $sComment; |
989 | } |
990 | $aAddress[] = array($sEmail,$sPersonal); |
991 | $sPersonal = $sComment = $sEmail = ''; |
992 | $aStack = $aComment = array(); |
993 | break; |
994 | case ':': |
995 | $sGroup = implode(' ',$aStack); break; |
996 | $aStack = array(); |
997 | break; |
998 | case '<': |
999 | $sEmail = trim(substr($sToken,1,-1)); |
1000 | break; |
1001 | case '>': |
1002 | /* skip */ |
1003 | break; |
1004 | default: $aStack[] = $sToken; break; |
33565ec4 |
1005 | } |
7e3de682 |
1006 | } |
91688e5f |
1007 | /* now do the action again for the last address */ |
1008 | if (!$sEmail) { |
1009 | while (count($aStack) && !$sEmail) { |
329a7ca5 |
1010 | $sEmail = trim(array_pop($aStack)); |
91688e5f |
1011 | } |
7e3de682 |
1012 | } |
91688e5f |
1013 | if (count($aStack)) { |
329a7ca5 |
1014 | $sPersonal = trim(implode('',$aStack)); |
098ea084 |
1015 | } else { |
91688e5f |
1016 | $sPersonal = ''; |
9c737111 |
1017 | } |
329a7ca5 |
1018 | if (!$sPersonal && count($aComment)) { |
91688e5f |
1019 | $sComment = implode(' ',$aComment); |
329a7ca5 |
1020 | $sPersonal .= $sComment; |
91688e5f |
1021 | } |
1022 | $aAddress[] = array($sEmail,$sPersonal); |
1023 | return $aAddress; |
1024 | } |
1025 | |
1026 | |
48af4b64 |
1027 | /** |
1028 | * Returns the number of unseen messages in this folder. |
3411d4ec |
1029 | */ |
9c737111 |
1030 | function sqimap_unseen_messages ($imap_stream, $mailbox) { |
b2306cbe |
1031 | $read_ary = sqimap_run_command ($imap_stream, 'STATUS ' . sqimap_encode_mailbox_name($mailbox) . ' (UNSEEN)', false, $result, $message); |
ea7ff111 |
1032 | $i = 0; |
1f720b34 |
1033 | $regs = array(false, false); |
ea7ff111 |
1034 | while (isset($read_ary[$i])) { |
1035 | if (ereg("UNSEEN ([0-9]+)", $read_ary[$i], $regs)) { |
1036 | break; |
1037 | } |
1038 | $i++; |
1039 | } |
9c737111 |
1040 | return $regs[1]; |
1041 | } |
1042 | |
48af4b64 |
1043 | /** |
4974c2a0 |
1044 | * Returns the number of total/unseen/recent messages in this folder |
1f720b34 |
1045 | */ |
1046 | function sqimap_status_messages ($imap_stream, $mailbox) { |
b2306cbe |
1047 | $read_ary = sqimap_run_command ($imap_stream, 'STATUS ' . sqimap_encode_mailbox_name($mailbox) . ' (MESSAGES UNSEEN RECENT)', false, $result, $message); |
1f720b34 |
1048 | $i = 0; |
b8ec18ef |
1049 | $messages = $unseen = $recent = false; |
1f720b34 |
1050 | $regs = array(false,false); |
1051 | while (isset($read_ary[$i])) { |
1052 | if (preg_match('/UNSEEN\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
1053 | $unseen = $regs[1]; |
1054 | } |
1f720b34 |
1055 | if (preg_match('/MESSAGES\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
1056 | $messages = $regs[1]; |
1057 | } |
b8ec18ef |
1058 | if (preg_match('/RECENT\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
1059 | $recent = $regs[1]; |
1060 | } |
1f720b34 |
1061 | $i++; |
1062 | } |
b8ec18ef |
1063 | return array('MESSAGES' => $messages, 'UNSEEN'=>$unseen, 'RECENT' => $recent); |
1f720b34 |
1064 | } |
1065 | |
9c737111 |
1066 | |
48af4b64 |
1067 | /** |
1068 | * Saves a message to a given folder -- used for saving sent messages |
3411d4ec |
1069 | */ |
9c737111 |
1070 | function sqimap_append ($imap_stream, $sent_folder, $length) { |
b2306cbe |
1071 | fputs ($imap_stream, sqimap_session_id() . ' APPEND ' . sqimap_encode_mailbox_name($sent_folder) . " (\\Seen) \{$length}\r\n"); |
85fc999e |
1072 | $tmp = fgets ($imap_stream, 1024); |
9c737111 |
1073 | } |
1074 | |
8813fb15 |
1075 | function sqimap_append_done ($imap_stream, $folder='') { |
1f720b34 |
1076 | global $squirrelmail_language, $color; |
9c737111 |
1077 | fputs ($imap_stream, "\r\n"); |
1078 | $tmp = fgets ($imap_stream, 1024); |
69146537 |
1079 | if (preg_match("/(.*)(BAD|NO)(.*)$/", $tmp, $regs)) { |
1080 | set_up_language($squirrelmail_language); |
1f720b34 |
1081 | require_once(SM_PATH . 'functions/display_messages.php'); |
098ea084 |
1082 | $reason = $regs[3]; |
1083 | if ($regs[2] == 'NO') { |
1084 | $string = "<b><font color=$color[2]>\n" . |
1085 | _("ERROR : Could not append message to") ." $folder." . |
1086 | "</b><br>\n" . |
1087 | _("Server responded: ") . |
1088 | $reason . "<br>\n"; |
1089 | if (preg_match("/(.*)(quota)(.*)$/i", $reason, $regs)) { |
1090 | $string .= _("Solution: ") . |
1091 | _("Remove unneccessary messages from your folder and start with your Trash folder.") |
1092 | ."<br>\n"; |
1093 | } |
1094 | $string .= "</font>\n"; |
1095 | error_box($string,$color); |
1096 | } else { |
8813fb15 |
1097 | $string = "<b><font color=$color[2]>\n" . |
098ea084 |
1098 | _("ERROR : Bad or malformed request.") . |
1099 | "</b><br>\n" . |
1100 | _("Server responded: ") . |
1101 | $tmp . "</font><br>\n"; |
1102 | error_box($string,$color); |
8813fb15 |
1103 | exit; |
098ea084 |
1104 | } |
69146537 |
1105 | } |
9c737111 |
1106 | } |
85fc999e |
1107 | |
bd9829d7 |
1108 | function sqimap_get_user_server ($imap_server, $username) { |
bd9829d7 |
1109 | if (substr($imap_server, 0, 4) != "map:") { |
1110 | return $imap_server; |
1111 | } |
bd9829d7 |
1112 | $function = substr($imap_server, 4); |
1113 | return $function($username); |
1114 | } |
1115 | |
48af4b64 |
1116 | /** |
1117 | * This is an example that gets imapservers from yellowpages (NIS). |
bd9829d7 |
1118 | * you can simple put map:map_yp_alias in your $imap_server_address |
1119 | * in config.php use your own function instead map_yp_alias to map your |
48af4b64 |
1120 | * LDAP whatever way to find the users imapserver. |
1121 | */ |
bd9829d7 |
1122 | function map_yp_alias($username) { |
1123 | $yp = `ypmatch $username aliases`; |
1124 | return chop(substr($yp, strlen($username)+1)); |
1125 | } |
1126 | |
15e6162e |
1127 | ?> |