59177427 |
1 | <?php |
bccadd02 |
2 | |
35586184 |
3 | /** |
a6fd80f5 |
4 | * imap_general.php |
35586184 |
5 | * |
82d304a0 |
6 | * Copyright (c) 1999-2004 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 | * |
eb19bc67 |
11 | * @version $Id$ |
d6c32258 |
12 | * @package squirrelmail |
eb19bc67 |
13 | * @subpackage imap |
35586184 |
14 | */ |
15 | |
d6c32258 |
16 | /** Includes.. */ |
b68edc75 |
17 | require_once(SM_PATH . 'functions/page_header.php'); |
47a29326 |
18 | require_once(SM_PATH . 'functions/auth.php'); |
19 | |
35586184 |
20 | |
48af4b64 |
21 | /** |
22 | * Generates a new session ID by incrementing the last one used; |
23 | * this ensures that each command has a unique ID. |
24 | * @param bool unique_id |
25 | * @return string IMAP session id of the form 'A000'. |
26 | */ |
2aca19a1 |
27 | function sqimap_session_id($unique_id = FALSE) { |
28 | static $sqimap_session_id = 1; |
29 | |
487daa81 |
30 | if (!$unique_id) { |
098ea084 |
31 | return( sprintf("A%03d", $sqimap_session_id++) ); |
487daa81 |
32 | } else { |
098ea084 |
33 | return( sprintf("A%03d", $sqimap_session_id++) . ' UID' ); |
487daa81 |
34 | } |
9c737111 |
35 | } |
36 | |
48af4b64 |
37 | /** |
3411d4ec |
38 | * Both send a command and accept the result from the command. |
39 | * This is to allow proper session number handling. |
40 | */ |
487daa81 |
41 | function sqimap_run_command_list ($imap_stream, $query, $handle_errors, &$response, &$message, $unique_id = false) { |
c5809184 |
42 | if ($imap_stream) { |
098ea084 |
43 | $sid = sqimap_session_id($unique_id); |
44 | fputs ($imap_stream, $sid . ' ' . $query . "\r\n"); |
bc78cc6e |
45 | $tag_uid_a = explode(' ',trim($sid)); |
46 | $tag = $tag_uid_a[0]; |
0dc05a81 |
47 | $read = sqimap_retrieve_imap_response ($imap_stream, $tag, $handle_errors, $response, $message, $query ); |
bc78cc6e |
48 | /* get the response and the message */ |
49 | $message = $message[$tag]; |
50 | $response = $response[$tag]; |
51 | return $read[$tag]; |
c5809184 |
52 | } else { |
53 | global $squirrelmail_language, $color; |
54 | set_up_language($squirrelmail_language); |
55 | require_once(SM_PATH . 'functions/display_messages.php'); |
56 | $string = "<b><font color=$color[2]>\n" . |
57 | _("ERROR : No available imapstream.") . |
58 | "</b></font>\n"; |
59 | error_box($string,$color); |
098ea084 |
60 | return false; |
c5809184 |
61 | } |
1c72b151 |
62 | } |
63 | |
7c7b74b3 |
64 | function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response, |
65 | &$message, $unique_id = false,$filter=false, |
66 | $outputstream=false,$no_return=false) { |
c5809184 |
67 | if ($imap_stream) { |
68 | $sid = sqimap_session_id($unique_id); |
bc78cc6e |
69 | fputs ($imap_stream, $sid . ' ' . $query . "\r\n"); |
70 | $tag_uid_a = explode(' ',trim($sid)); |
71 | $tag = $tag_uid_a[0]; |
72 | |
73 | $read = sqimap_read_data ($imap_stream, $tag, $handle_errors, $response, |
7c7b74b3 |
74 | $message, $query,$filter,$outputstream,$no_return); |
ec73f243 |
75 | if (empty($read)) { //Imap server dropped its connection |
76 | $response = ''; |
77 | $message = ''; |
78 | return false; |
79 | } |
bc78cc6e |
80 | /* retrieve the response and the message */ |
81 | $response = $response[$tag]; |
82 | $message = $message[$tag]; |
ec73f243 |
83 | |
bc78cc6e |
84 | if (!empty($read[$tag])) { |
85 | return $read[$tag][0]; |
86 | } else { |
87 | return $read[$tag]; |
88 | } |
c5809184 |
89 | } else { |
90 | global $squirrelmail_language, $color; |
91 | set_up_language($squirrelmail_language); |
92 | require_once(SM_PATH . 'functions/display_messages.php'); |
93 | $string = "<b><font color=$color[2]>\n" . |
94 | _("ERROR : No available imapstream.") . |
95 | "</b></font>\n"; |
96 | error_box($string,$color); |
098ea084 |
97 | return false; |
bc78cc6e |
98 | } |
99 | } |
48af4b64 |
100 | |
bc78cc6e |
101 | function sqimap_prepare_pipelined_query($new_query,&$tag,&$aQuery,$unique_id) { |
102 | $sid = sqimap_session_id($unique_id); |
103 | $tag_uid_a = explode(' ',trim($sid)); |
104 | $tag = $tag_uid_a[0]; |
0b38d197 |
105 | $query = $sid . ' '.$new_query."\r\n"; |
bc78cc6e |
106 | $aQuery[$tag] = $query; |
42a07ac1 |
107 | } |
108 | |
52c8b585 |
109 | function sqimap_run_pipelined_command ($imap_stream, $aQueryList, $handle_errors, |
bc78cc6e |
110 | &$aServerResponse, &$aServerMessage, $unique_id = false, |
5c300c60 |
111 | $filter=false,$outputstream=false,$no_return=false) { |
bc78cc6e |
112 | $aResponse = false; |
5c300c60 |
113 | |
52c8b585 |
114 | /* |
115 | Do not fire all calls at once to the imap-server but split the calls up |
116 | in portions of $iChunkSize. If we do not do that I think we misbehave as |
117 | IMAP client or should handle BYE calls if the IMAP-server drops the |
118 | connection because the number of queries is to large. This isn't tested |
119 | but a wild guess how it could work in the field. |
0b38d197 |
120 | |
c03cba15 |
121 | After testing it on Exchange 2000 we discovered that a chunksize of 32 |
0b38d197 |
122 | was quicker then when we raised it to 128. |
52c8b585 |
123 | */ |
124 | $iQueryCount = count($aQueryList); |
125 | $iChunkSize = 32; |
126 | // array_chunk would also do the job but it's supported from php > 4.2 |
127 | $aQueryChunks = array(); |
128 | $iLoops = floor($iQueryCount / $iChunkSize); |
129 | |
5c300c60 |
130 | if ($iLoops * $iChunkSize != $iQueryCount) ++$iLoops; |
52c8b585 |
131 | |
132 | if (!function_exists('array_chunk')) { // arraychunk replacement |
5c300c60 |
133 | reset($aQueryList); |
52c8b585 |
134 | for($i=0;$i<$iLoops;++$i) { |
5c300c60 |
135 | for($j=0;$j<$iChunkSize;++$j) { |
136 | $key = key($aQueryList); |
137 | $aTmp[$key] = $aQueryList[$key]; |
138 | if (next($aQueryList) === false) break; |
139 | } |
140 | $aQueryChunks[] = $aTmp; |
141 | } |
52c8b585 |
142 | } else { |
143 | $aQueryChunks = array_chunk($aQueryList,$iChunkSize,true); |
bc78cc6e |
144 | } |
52c8b585 |
145 | |
146 | for ($i=0;$i<$iLoops;++$i) { |
147 | $aQuery = $aQueryChunks[$i]; |
148 | foreach($aQuery as $tag => $query) { |
149 | fputs($imap_stream,$query); |
150 | $aResults[$tag] = false; |
151 | } |
52c8b585 |
152 | foreach($aQuery as $tag => $query) { |
5c300c60 |
153 | if ($aResults[$tag] == false) { |
0dc05a81 |
154 | $aReturnedResponse = sqimap_retrieve_imap_response ($imap_stream, $tag, |
bc78cc6e |
155 | $handle_errors, $response, $message, $query, |
156 | $filter,$outputstream,$no_return); |
52c8b585 |
157 | foreach ($aReturnedResponse as $returned_tag => $aResponse) { |
5c300c60 |
158 | if (!empty($aResponse)) { |
52c8b585 |
159 | $aResults[$returned_tag] = $aResponse[0]; |
5c300c60 |
160 | } else { |
161 | $aResults[$returned_tag] = $aResponse; |
162 | } |
52c8b585 |
163 | $aServerResponse[$returned_tag] = $response[$returned_tag]; |
164 | $aServerMessage[$returned_tag] = $message[$returned_tag]; |
165 | } |
bc78cc6e |
166 | } |
167 | } |
168 | } |
b7277e4f |
169 | return $aResults; |
bc78cc6e |
170 | } |
9c737111 |
171 | |
48af4b64 |
172 | /** |
173 | * Custom fgets function: gets a line from the IMAP-server, |
174 | * no matter how big it may be. |
175 | * @param stream imap_stream the stream to read from |
176 | * @return string a line |
b8c285ab |
177 | */ |
b8c285ab |
178 | function sqimap_fgets($imap_stream) { |
179 | $read = ''; |
180 | $buffer = 4096; |
181 | $results = ''; |
c41daf03 |
182 | $offset = 0; |
183 | while (strpos($results, "\r\n", $offset) === false) { |
b8c285ab |
184 | if (!($read = fgets($imap_stream, $buffer))) { |
329a7ca5 |
185 | /* this happens in case of an error */ |
186 | /* reset $results because it's useless */ |
187 | $results = false; |
b8c285ab |
188 | break; |
189 | } |
c41daf03 |
190 | if ( $results != '' ) { |
191 | $offset = strlen($results) - 1; |
192 | } |
b8c285ab |
193 | $results .= $read; |
194 | } |
195 | return $results; |
196 | } |
197 | |
7c7b74b3 |
198 | function sqimap_fread($imap_stream,$iSize,$filter=false, |
199 | $outputstream=false, $no_return=false) { |
200 | if (!$filter || !$outputstream) { |
201 | $iBufferSize = $iSize; |
202 | } else { |
811318c5 |
203 | // see php bug 24033. They changed fread behaviour %$^&$% |
977a6085 |
204 | $iBufferSize = 7800; // multiple of 78 in case of base64 decoding. |
205 | } |
206 | if ($iSize < $iBufferSize) { |
207 | $iBufferSize = $iSize; |
7c7b74b3 |
208 | } |
5eba0be2 |
209 | $iRetrieved = 0; |
977a6085 |
210 | $results = ''; |
211 | $sRead = $sReadRem = ''; |
212 | // NB: fread can also stop at end of a packet on sockets. |
213 | while ($iRetrieved < $iSize) { |
7c7b74b3 |
214 | $sRead = fread($imap_stream,$iBufferSize); |
977a6085 |
215 | $iLength = strlen($sRead); |
216 | $iRetrieved += $iLength ; |
217 | $iRemaining = $iSize - $iRetrieved; |
218 | if ($iRemaining < $iBufferSize) { |
219 | $iBufferSize = $iRemaining; |
220 | } |
bc78cc6e |
221 | if (!$sRead) { |
7c7b74b3 |
222 | $results = false; |
223 | break; |
224 | } |
977a6085 |
225 | if ($sReadRem) { |
226 | $sRead = $sReadRem . $sRead; |
227 | $sReadRem = ''; |
228 | } |
229 | if (substr($sRead,-1) !== "\n") { |
230 | $i = strrpos($sRead,"\n"); |
231 | if ($i !== false && $iRetrieved<$iSize) { |
232 | ++$i; |
233 | $sReadRem = substr($sRead,$i); |
234 | $sRead = substr($sRead,0,$i); |
235 | } else if ($iLength && $iRetrieved<$iSize) { // linelength > received buffer |
236 | $sReadRem = $sRead; |
237 | $sRead = ''; |
238 | } |
239 | } |
240 | if ($filter && $sRead) { |
7c7b74b3 |
241 | $filter($sRead); |
242 | } |
977a6085 |
243 | if ($outputstream && $sRead) { |
7c7b74b3 |
244 | if (is_resource($outputstream)) { |
245 | fwrite($outputstream,$sRead); |
246 | } else if ($outputstream == 'php://stdout') { |
247 | echo $sRead; |
248 | } |
249 | } |
250 | if ($no_return) { |
251 | $sRead = ''; |
977a6085 |
252 | } else { |
253 | $results .= $sRead; |
7c7b74b3 |
254 | } |
7c7b74b3 |
255 | } |
256 | return $results; |
257 | } |
977a6085 |
258 | |
48af4b64 |
259 | /** |
260 | * Obsolete function, inform plugins that use it |
261 | * @deprecated use sqimap_run_command or sqimap_run_command_list instead |
262 | */ |
0dc05a81 |
263 | function sqimap_read_data_list($imap_stream, $tag, $handle_errors, |
264 | &$response, &$message, $query = '') { |
265 | global $color, $squirrelmail_language; |
266 | set_up_language($squirrelmail_language); |
267 | require_once(SM_PATH . 'functions/display_messages.php'); |
268 | $string = "<b><font color=$color[2]>\n" . |
269 | _("ERROR : Bad function call.") . |
270 | "</b><br>\n" . |
271 | _("Reason:") . ' '. |
272 | 'There is a plugin installed which make use of the <br>' . |
273 | 'SquirrelMail internal function sqimap_read_data_list.<br>'. |
5c300c60 |
274 | 'Please adapt the installed plugin and let it use<br>'. |
275 | 'sqimap_run_command or sqimap_run_command_list instead<br><br>'. |
276 | 'The following query was issued:<br>'. |
0dc05a81 |
277 | htmlspecialchars($query) . '<br>' . "</font><br>\n"; |
278 | error_box($string,$color); |
279 | echo '</body></html>'; |
280 | exit; |
281 | } |
7c7b74b3 |
282 | |
48af4b64 |
283 | /** |
284 | * Function to display an error related to an IMAP-query. |
285 | * @param string title the caption of the error box |
286 | * @param string query the query that went wrong |
ec73f243 |
287 | * @param string message_title optional message title |
288 | * @param string message optional error message |
289 | * @param string $link an optional link to try again |
48af4b64 |
290 | * @return void |
291 | */ |
ec73f243 |
292 | function sqimap_error_box($title, $query = '', $message_title = '', $message = '', $link = '') |
4974c2a0 |
293 | { |
294 | global $color, $squirrelmail_language; |
295 | |
296 | set_up_language($squirrelmail_language); |
297 | require_once(SM_PATH . 'functions/display_messages.php'); |
298 | $string = "<font color=$color[2]><b>\n" . $title . "</b><br>\n"; |
bf15f116 |
299 | $cmd = explode(' ',$query); |
300 | $cmd= strtolower($cmd[0]); |
301 | |
302 | if ($query != '' && $cmd != 'login') |
4974c2a0 |
303 | $string .= _("Query:") . ' ' . htmlspecialchars($query) . '<br>'; |
304 | if ($message_title != '') |
305 | $string .= $message_title; |
306 | if ($message != '') |
307 | $string .= htmlspecialchars($message); |
308 | $string .= "</font><br>\n"; |
ec73f243 |
309 | if ($link != '') |
310 | $string .= $link; |
4974c2a0 |
311 | error_box($string,$color); |
312 | } |
313 | |
48af4b64 |
314 | /** |
3411d4ec |
315 | * Reads the output from the IMAP stream. If handle_errors is set to true, |
316 | * this will also handle all errors that are received. If it is not set, |
48af4b64 |
317 | * the errors will be sent back through $response and $message. |
bee165ef |
318 | */ |
0dc05a81 |
319 | function sqimap_retrieve_imap_response($imap_stream, $tag, $handle_errors, |
7c7b74b3 |
320 | &$response, &$message, $query = '', |
321 | $filter = false, $outputstream = false, $no_return = false) { |
9c737111 |
322 | global $color, $squirrelmail_language; |
9c737111 |
323 | $read = ''; |
bc78cc6e |
324 | if (!is_array($message)) $message = array(); |
325 | if (!is_array($response)) $response = array(); |
ec73f243 |
326 | $aResponse = ''; |
b8c285ab |
327 | $resultlist = array(); |
328 | $data = array(); |
329 | $read = sqimap_fgets($imap_stream); |
5c300c60 |
330 | $i = $k = 0; |
bea3eb1e |
331 | while ($read) { |
332 | $char = $read{0}; |
333 | switch ($char) |
334 | { |
15bc7f66 |
335 | case '+': |
336 | default: |
337 | $read = sqimap_fgets($imap_stream); |
338 | break; |
339 | |
340 | case $tag{0}: |
341 | { |
bea3eb1e |
342 | /* get the command */ |
343 | $arg = ''; |
344 | $i = strlen($tag)+1; |
345 | $s = substr($read,$i); |
346 | if (($j = strpos($s,' ')) || ($j = strpos($s,"\n"))) { |
347 | $arg = substr($s,0,$j); |
348 | } |
349 | $found_tag = substr($read,0,$i-1); |
5c300c60 |
350 | if ($found_tag) { |
bea3eb1e |
351 | switch ($arg) |
352 | { |
15bc7f66 |
353 | case 'OK': |
354 | case 'BAD': |
355 | case 'NO': |
356 | case 'BYE': |
357 | case 'PREAUTH': |
bc78cc6e |
358 | $response[$found_tag] = $arg; |
359 | $message[$found_tag] = trim(substr($read,$i+strlen($arg))); |
360 | if (!empty($data)) { |
361 | $resultlist[] = $data; |
362 | } |
5c300c60 |
363 | $aResponse[$found_tag] = $resultlist; |
364 | $data = $resultlist = array(); |
365 | if ($found_tag == $tag) { |
366 | break 3; /* switch switch while */ |
367 | } |
368 | break; |
329a7ca5 |
369 | default: |
bea3eb1e |
370 | /* this shouldn't happen */ |
bc78cc6e |
371 | $response[$found_tag] = $arg; |
372 | $message[$found_tag] = trim(substr($read,$i+strlen($arg))); |
373 | if (!empty($data)) { |
374 | $resultlist[] = $data; |
375 | } |
376 | $aResponse[$found_tag] = $resultlist; |
5c300c60 |
377 | $data = $resultlist = array(); |
378 | if ($found_tag == $tag) { |
379 | break 3; /* switch switch while */ |
380 | } |
bc78cc6e |
381 | } |
bea3eb1e |
382 | } |
5c300c60 |
383 | $read = sqimap_fgets($imap_stream); |
384 | if ($read === false) { /* error */ |
385 | break 3; /* switch switch while */ |
386 | } |
387 | break; |
15bc7f66 |
388 | } // end case $tag{0} |
389 | |
390 | case '*': |
391 | { |
bea3eb1e |
392 | if (preg_match('/^\*\s\d+\sFETCH/',$read)) { |
393 | /* check for literal */ |
394 | $s = substr($read,-3); |
395 | $fetch_data = array(); |
396 | do { /* outer loop, continue until next untagged fetch |
397 | or tagged reponse */ |
398 | do { /* innerloop for fetching literals. with this loop |
399 | we prohibid that literal responses appear in the |
400 | outer loop so we can trust the untagged and |
401 | tagged info provided by $read */ |
402 | if ($s === "}\r\n") { |
403 | $j = strrpos($read,'{'); |
404 | $iLit = substr($read,$j+1,-3); |
405 | $fetch_data[] = $read; |
7c7b74b3 |
406 | $sLiteral = sqimap_fread($imap_stream,$iLit,$filter,$outputstream,$no_return); |
329a7ca5 |
407 | if ($sLiteral === false) { /* error */ |
408 | break 4; /* while while switch while */ |
409 | } |
bea3eb1e |
410 | /* backwards compattibility */ |
411 | $aLiteral = explode("\n", $sLiteral); |
412 | /* release not neaded data */ |
413 | unset($sLiteral); |
414 | foreach ($aLiteral as $line) { |
415 | $fetch_data[] = $line ."\n"; |
416 | } |
417 | /* release not neaded data */ |
418 | unset($aLiteral); |
419 | /* next fgets belongs to this fetch because |
420 | we just got the exact literalsize and there |
421 | must follow data to complete the response */ |
329a7ca5 |
422 | $read = sqimap_fgets($imap_stream); |
423 | if ($read === false) { /* error */ |
424 | break 4; /* while while switch while */ |
425 | } |
c0b23345 |
426 | $fetch_data[] = $read; |
bea3eb1e |
427 | } else { |
329a7ca5 |
428 | $fetch_data[] = $read; |
bea3eb1e |
429 | } |
430 | /* retrieve next line and check in the while |
431 | statements if it belongs to this fetch response */ |
432 | $read = sqimap_fgets($imap_stream); |
329a7ca5 |
433 | if ($read === false) { /* error */ |
434 | break 4; /* while while switch while */ |
435 | } |
bea3eb1e |
436 | /* check for next untagged reponse and break */ |
437 | if ($read{0} == '*') break 2; |
438 | $s = substr($read,-3); |
439 | } while ($s === "}\r\n"); |
440 | $s = substr($read,-3); |
441 | } while ($read{0} !== '*' && |
106d4087 |
442 | substr($read,0,strlen($tag)) !== $tag); |
329a7ca5 |
443 | $resultlist[] = $fetch_data; |
bea3eb1e |
444 | /* release not neaded data */ |
445 | unset ($fetch_data); |
446 | } else { |
447 | $s = substr($read,-3); |
448 | do { |
449 | if ($s === "}\r\n") { |
450 | $j = strrpos($read,'{'); |
451 | $iLit = substr($read,$j+1,-3); |
452 | $data[] = $read; |
329a7ca5 |
453 | $sLiteral = fread($imap_stream,$iLit); |
c0b23345 |
454 | if ($sLiteral === false) { /* error */ |
329a7ca5 |
455 | $read = false; |
456 | break 3; /* while switch while */ |
457 | } |
c0b23345 |
458 | $data[] = $sLiteral; |
b7277e4f |
459 | $data[] = sqimap_fgets($imap_stream); |
bea3eb1e |
460 | } else { |
329a7ca5 |
461 | $data[] = $read; |
bea3eb1e |
462 | } |
463 | $read = sqimap_fgets($imap_stream); |
329a7ca5 |
464 | if ($read === false) { |
465 | break 3; /* while switch while */ |
466 | } else if ($read{0} == '*') { |
106d4087 |
467 | break; |
468 | } |
bea3eb1e |
469 | $s = substr($read,-3); |
470 | } while ($s === "}\r\n"); |
471 | break 1; |
5c300c60 |
472 | } |
bea3eb1e |
473 | break; |
15bc7f66 |
474 | } // end case '*' |
475 | } // end switch |
c0b23345 |
476 | } // end while |
477 | |
478 | /* error processing in case $read is false */ |
479 | if ($read === false) { |
480 | unset($data); |
ec73f243 |
481 | if ($handle_errors) { |
482 | sqimap_error_box(_("ERROR : Connection dropped by imap-server."), $query); |
483 | exit; |
484 | } |
b8c285ab |
485 | } |
c0b23345 |
486 | |
15bc7f66 |
487 | /* Set $resultlist array */ |
b8c285ab |
488 | if (!empty($data)) { |
bc78cc6e |
489 | //$resultlist[] = $data; |
9c737111 |
490 | } |
b8c285ab |
491 | elseif (empty($resultlist)) { |
492 | $resultlist[] = array(); |
493 | } |
15bc7f66 |
494 | |
495 | /* Return result or handle errors */ |
bee165ef |
496 | if ($handle_errors == false) { |
bc78cc6e |
497 | return $aResponse; |
dd381002 |
498 | } |
4974c2a0 |
499 | switch ($response[$tag]) { |
dd381002 |
500 | case 'OK': |
bc78cc6e |
501 | return $aResponse; |
329a7ca5 |
502 | break; |
dd381002 |
503 | case 'NO': |
504 | /* ignore this error from M$ exchange, it is not fatal (aka bug) */ |
6b6c2e06 |
505 | if (strstr($message[$tag], 'command resulted in') === false) { |
4974c2a0 |
506 | sqimap_error_box(_("ERROR : Could not complete request."), $query, _("Reason Given: "), $message[$tag]); |
329a7ca5 |
507 | echo '</body></html>'; |
052e0c26 |
508 | exit; |
9c737111 |
509 | } |
329a7ca5 |
510 | break; |
dd381002 |
511 | case 'BAD': |
4974c2a0 |
512 | sqimap_error_box(_("ERROR : Bad or malformed request."), $query, _("Server responded: "), $message[$tag]); |
329a7ca5 |
513 | echo '</body></html>'; |
dd381002 |
514 | exit; |
515 | case 'BYE': |
4974c2a0 |
516 | sqimap_error_box(_("ERROR : Imap server closed the connection."), $query, _("Server responded: "), $message[$tag]); |
329a7ca5 |
517 | echo '</body></html>'; |
9c737111 |
518 | exit; |
dd381002 |
519 | default: |
4974c2a0 |
520 | sqimap_error_box(_("ERROR : Unknown imap response."), $query, _("Server responded: "), $message[$tag]); |
329a7ca5 |
521 | /* the error is displayed but because we don't know the reponse we |
522 | return the result anyway */ |
bc78cc6e |
523 | return $aResponse; |
329a7ca5 |
524 | break; |
9c737111 |
525 | } |
9c737111 |
526 | } |
527 | |
7c7b74b3 |
528 | function sqimap_read_data ($imap_stream, $tag_uid, $handle_errors, |
529 | &$response, &$message, $query = '', |
530 | $filter=false,$outputstream=false,$no_return=false) { |
bc78cc6e |
531 | |
532 | $tag_uid_a = explode(' ',trim($tag_uid)); |
533 | $tag = $tag_uid_a[0]; |
534 | |
0dc05a81 |
535 | $res = sqimap_retrieve_imap_response($imap_stream, $tag, $handle_errors, |
7c7b74b3 |
536 | $response, $message, $query,$filter,$outputstream,$no_return); |
863936bb |
537 | /* sqimap_read_data should be called for one response |
0dc05a81 |
538 | but since it just calls sqimap_retrieve_imap_response which |
863936bb |
539 | handles multiple responses we need to check for that |
540 | and merge the $res array IF they are seperated and |
541 | IF it was a FETCH response. */ |
542 | |
ba8f367a |
543 | // if (isset($res[1]) && is_array($res[1]) && isset($res[1][0]) |
544 | // && preg_match('/^\* \d+ FETCH/', $res[1][0])) { |
545 | // $result = array(); |
546 | // foreach($res as $index=>$value) { |
547 | // $result = array_merge($result, $res["$index"]); |
548 | // } |
549 | // } |
863936bb |
550 | if (isset($result)) { |
bc78cc6e |
551 | return $result[$tag]; |
56afb33f |
552 | } |
56afb33f |
553 | else { |
bc78cc6e |
554 | return $res; |
56afb33f |
555 | } |
9c737111 |
556 | } |
557 | |
48af4b64 |
558 | /** |
b98732e8 |
559 | * Connects to the IMAP server and returns a resource identifier for use with |
560 | * the other SquirrelMail IMAP functions. Does NOT login! |
48af4b64 |
561 | * @param string server hostname of IMAP server |
562 | * @param int port port number to connect to |
563 | * @param bool tls whether to use TLS when connecting. |
564 | * @return imap-stream resource identifier |
b98732e8 |
565 | */ |
566 | function sqimap_create_stream($server,$port,$tls=false) { |
567 | global $username, $use_imap_tls; |
568 | |
57ffe0af |
569 | if ($tls == true) { |
b98732e8 |
570 | if ((check_php_version(4,3)) and (extension_loaded('openssl'))) { |
571 | /* Use TLS by prefixing "tls://" to the hostname */ |
57ffe0af |
572 | $server = 'tls://' . $server; |
b98732e8 |
573 | } else { |
574 | require_once(SM_PATH . 'functions/display_messages.php'); |
575 | $string = "Unable to connect to IMAP server!<br>TLS is enabled, but this " . |
576 | "version of PHP does not support TLS sockets, or is missing the openssl " . |
577 | "extension.<br><br>Please contact your system administrator."; |
578 | logout_error($string,$color); |
579 | } |
580 | } |
581 | |
582 | $imap_stream = fsockopen($server, $port, $error_number, $error_string, 15); |
583 | |
584 | /* Do some error correction */ |
585 | if (!$imap_stream) { |
586 | set_up_language($squirrelmail_language, true); |
587 | require_once(SM_PATH . 'functions/display_messages.php'); |
588 | $string = sprintf (_("Error connecting to IMAP server: %s.") . |
589 | "<br>\r\n", $server) . |
590 | "$error_number : $error_string<br>\r\n"; |
591 | logout_error($string,$color); |
592 | exit; |
593 | } |
594 | $server_info = fgets ($imap_stream, 1024); |
595 | return $imap_stream; |
596 | } |
597 | |
48af4b64 |
598 | /** |
3411d4ec |
599 | * Logs the user into the imap server. If $hide is set, no error messages |
600 | * will be displayed. This function returns the imap connection handle. |
601 | */ |
9c737111 |
602 | function sqimap_login ($username, $password, $imap_server_address, $imap_port, $hide) { |
fe55c7c7 |
603 | global $color, $squirrelmail_language, $onetimepad, $use_imap_tls, |
604 | $imap_auth_mech, $sqimap_capabilities; |
85fc999e |
605 | |
eb2f6102 |
606 | if (!isset($onetimepad) || empty($onetimepad)) { |
607 | sqgetglobalvar('onetimepad' , $onetimepad , SQ_SESSION ); |
608 | } |
fe55c7c7 |
609 | if (!isset($sqimap_capabilities)) { |
610 | sqgetglobalvar('sqimap_capabilities' , $capability , SQ_SESSION ); |
611 | } |
612 | |
b98732e8 |
613 | $host = $imap_server_address; |
bd9829d7 |
614 | $imap_server_address = sqimap_get_user_server($imap_server_address, $username); |
fe55c7c7 |
615 | |
b98732e8 |
616 | $imap_stream = sqimap_create_stream($imap_server_address,$imap_port,$use_imap_tls); |
fe55c7c7 |
617 | |
2f1f7a12 |
618 | /* Decrypt the password */ |
619 | $password = OneTimePadDecrypt($password, $onetimepad); |
620 | |
b98732e8 |
621 | if (($imap_auth_mech == 'cram-md5') OR ($imap_auth_mech == 'digest-md5')) { |
622 | // We're using some sort of authentication OTHER than plain or login |
623 | $tag=sqimap_session_id(false); |
624 | if ($imap_auth_mech == 'digest-md5') { |
098ea084 |
625 | $query = $tag . " AUTHENTICATE DIGEST-MD5\r\n"; |
b98732e8 |
626 | } elseif ($imap_auth_mech == 'cram-md5') { |
098ea084 |
627 | $query = $tag . " AUTHENTICATE CRAM-MD5\r\n"; |
b98732e8 |
628 | } |
629 | fputs($imap_stream,$query); |
630 | $answer=sqimap_fgets($imap_stream); |
631 | // Trim the "+ " off the front |
632 | $response=explode(" ",$answer,3); |
633 | if ($response[0] == '+') { |
098ea084 |
634 | // Got a challenge back |
b98732e8 |
635 | $challenge=$response[1]; |
636 | if ($imap_auth_mech == 'digest-md5') { |
637 | $reply = digest_md5_response($username,$password,$challenge,'imap',$host); |
638 | } elseif ($imap_auth_mech == 'cram-md5') { |
639 | $reply = cram_md5_response($username,$password,$challenge); |
640 | } |
641 | fputs($imap_stream,$reply); |
642 | $read=sqimap_fgets($imap_stream); |
643 | if ($imap_auth_mech == 'digest-md5') { |
644 | // DIGEST-MD5 has an extra step.. |
645 | if (substr($read,0,1) == '+') { // OK so far.. |
098ea084 |
646 | fputs($imap_stream,"\r\n"); |
647 | $read=sqimap_fgets($imap_stream); |
098ea084 |
648 | } |
b98732e8 |
649 | } |
650 | $results=explode(" ",$read,3); |
651 | $response=$results[1]; |
652 | $message=$results[2]; |
653 | } else { |
654 | // Fake the response, so the error trap at the bottom will work |
655 | $response="BAD"; |
656 | $message='IMAP server does not appear to support the authentication method selected.'; |
657 | $message .= ' Please contact your system administrator.'; |
658 | } |
fe0b18b3 |
659 | } elseif ($imap_auth_mech == 'login') { |
b98732e8 |
660 | // Original IMAP login code |
661 | $query = 'LOGIN "' . quoteimap($username) . '" "' . quoteimap($password) . '"'; |
662 | $read = sqimap_run_command ($imap_stream, $query, false, $response, $message); |
1e7fc1cb |
663 | } elseif ($imap_auth_mech == 'plain') { |
fe55c7c7 |
664 | /*** |
665 | * SASL PLAIN |
666 | * |
667 | * RFC 2595 Chapter 6 |
668 | * |
669 | * The mechanism consists of a single message from the client to the |
670 | * server. The client sends the authorization identity (identity to |
671 | * login as), followed by a US-ASCII NUL character, followed by the |
672 | * authentication identity (identity whose password will be used), |
673 | * followed by a US-ASCII NUL character, followed by the clear-text |
674 | * password. The client may leave the authorization identity empty to |
675 | * indicate that it is the same as the authentication identity. |
676 | * |
677 | **/ |
b98732e8 |
678 | $tag=sqimap_session_id(false); |
2bd6b461 |
679 | $sasl = (isset($capability['SASL-IR']) && $capability['SASL-IR']) ? true : false; |
b98732e8 |
680 | $auth = base64_encode("$username\0$username\0$password"); |
fe55c7c7 |
681 | if ($sasl) { |
682 | // IMAP Extension for SASL Initial Client Response |
2bd6b461 |
683 | // <draft-siemborski-imap-sasl-initial-response-01b.txt> |
fe55c7c7 |
684 | $query = $tag . " AUTHENTICATE PLAIN $auth\r\n"; |
685 | fputs($imap_stream, $query); |
b98732e8 |
686 | $read = sqimap_fgets($imap_stream); |
fe55c7c7 |
687 | } else { |
688 | $query = $tag . " AUTHENTICATE PLAIN\r\n"; |
689 | fputs($imap_stream, $query); |
690 | $read=sqimap_fgets($imap_stream); |
691 | if (substr($read,0,1) == '+') { // OK so far.. |
692 | fputs($imap_stream, "$auth\r\n"); |
693 | $read = sqimap_fgets($imap_stream); |
694 | } |
098ea084 |
695 | } |
b98732e8 |
696 | $results=explode(" ",$read,3); |
697 | $response=$results[1]; |
698 | $message=$results[2]; |
699 | } else { |
700 | $response="BAD"; |
701 | $message="Internal SquirrelMail error - unknown IMAP authentication method chosen. Please contact the developers."; |
702 | } |
fe55c7c7 |
703 | |
b98732e8 |
704 | /* If the connection was not successful, lets see why */ |
9c737111 |
705 | if ($response != 'OK') { |
706 | if (!$hide) { |
74424a43 |
707 | if ($response != 'NO') { |
3411d4ec |
708 | /* "BAD" and anything else gets reported here. */ |
098ea084 |
709 | $message = htmlspecialchars($message); |
9c737111 |
710 | set_up_language($squirrelmail_language, true); |
098ea084 |
711 | require_once(SM_PATH . 'functions/display_messages.php'); |
9c737111 |
712 | if ($response == 'BAD') { |
bea3eb1e |
713 | $string = sprintf (_("Bad request: %s")."<br>\r\n", $message); |
9c737111 |
714 | } else { |
bea3eb1e |
715 | $string = sprintf (_("Unknown error: %s") . "<br>\n", $message); |
9c737111 |
716 | } |
1e7fc1cb |
717 | if (isset($read) && is_array($read)) { |
bea3eb1e |
718 | $string .= '<br>' . _("Read data:") . "<br>\n"; |
9c737111 |
719 | foreach ($read as $line) { |
1f720b34 |
720 | $string .= htmlspecialchars($line) . "<br>\n"; |
9c737111 |
721 | } |
722 | } |
098ea084 |
723 | error_box($string,$color); |
9c737111 |
724 | exit; |
165e24a7 |
725 | } else { |
3411d4ec |
726 | /* |
727 | * If the user does not log in with the correct |
1c72b151 |
728 | * username and password it is not possible to get the |
729 | * correct locale from the user's preferences. |
730 | * Therefore, apply the same hack as on the login |
731 | * screen. |
3411d4ec |
732 | * |
733 | * $squirrelmail_language is set by a cookie when |
1c72b151 |
734 | * the user selects language and logs out |
bee165ef |
735 | */ |
fe55c7c7 |
736 | |
9c737111 |
737 | set_up_language($squirrelmail_language, true); |
bd9c880b |
738 | include_once(SM_PATH . 'functions/display_messages.php' ); |
098ea084 |
739 | sqsession_destroy(); |
bd9c880b |
740 | logout_error( _("Unknown user or password incorrect.") ); |
9c737111 |
741 | exit; |
052e0c26 |
742 | } |
9c737111 |
743 | } else { |
052e0c26 |
744 | exit; |
9c737111 |
745 | } |
746 | } |
9c737111 |
747 | return $imap_stream; |
748 | } |
f1e6f580 |
749 | |
48af4b64 |
750 | /** |
751 | * Simply logs out the IMAP session |
752 | * @param stream imap_stream the IMAP connection to log out. |
753 | * @return void |
754 | */ |
9c737111 |
755 | function sqimap_logout ($imap_stream) { |
8d936b0c |
756 | /* Logout is not valid until the server returns 'BYE' |
757 | * If we don't have an imap_ stream we're already logged out */ |
26a2cc8b |
758 | if(isset($imap_stream) && $imap_stream) |
8d936b0c |
759 | sqimap_run_command($imap_stream, 'LOGOUT', false, $response, $message); |
9c737111 |
760 | } |
761 | |
48af4b64 |
762 | /** |
763 | * Retreive the CAPABILITY string from the IMAP server. |
764 | * If capability is set, returns only that specific capability, |
765 | * else returns array of all capabilities. |
766 | */ |
487daa81 |
767 | function sqimap_capability($imap_stream, $capability='') { |
9c737111 |
768 | global $sqimap_capabilities; |
9c737111 |
769 | if (!is_array($sqimap_capabilities)) { |
1c72b151 |
770 | $read = sqimap_run_command($imap_stream, 'CAPABILITY', true, $a, $b); |
771 | |
9c737111 |
772 | $c = explode(' ', $read[0]); |
773 | for ($i=2; $i < count($c); $i++) { |
774 | $cap_list = explode('=', $c[$i]); |
3411d4ec |
775 | if (isset($cap_list[1])) { |
ecc92309 |
776 | // FIX ME. capabilities can occure multiple times. |
777 | // THREAD=REFERENCES THREAD=ORDEREDSUBJECT |
9c737111 |
778 | $sqimap_capabilities[$cap_list[0]] = $cap_list[1]; |
3411d4ec |
779 | } else { |
9c737111 |
780 | $sqimap_capabilities[$cap_list[0]] = TRUE; |
3411d4ec |
781 | } |
f1e6f580 |
782 | } |
9c737111 |
783 | } |
487daa81 |
784 | if ($capability) { |
098ea084 |
785 | if (isset($sqimap_capabilities[$capability])) { |
786 | return $sqimap_capabilities[$capability]; |
787 | } else { |
788 | return false; |
789 | } |
f1e6f580 |
790 | } |
487daa81 |
791 | return $sqimap_capabilities; |
9c737111 |
792 | } |
793 | |
48af4b64 |
794 | /** |
795 | * Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test |
796 | */ |
9c737111 |
797 | function sqimap_get_delimiter ($imap_stream = false) { |
3411d4ec |
798 | global $sqimap_delimiter, $optional_delimiter; |
85fc999e |
799 | |
9c737111 |
800 | /* Use configured delimiter if set */ |
801 | if((!empty($optional_delimiter)) && $optional_delimiter != 'detect') { |
802 | return $optional_delimiter; |
803 | } |
85fc999e |
804 | |
9c737111 |
805 | /* Do some caching here */ |
806 | if (!$sqimap_delimiter) { |
807 | if (sqimap_capability($imap_stream, 'NAMESPACE')) { |
3411d4ec |
808 | /* |
809 | * According to something that I can't find, this is supposed to work on all systems |
810 | * OS: This won't work in Courier IMAP. |
811 | * OS: According to rfc2342 response from NAMESPACE command is: |
812 | * OS: * NAMESPACE (PERSONAL NAMESPACES) (OTHER_USERS NAMESPACE) (SHARED NAMESPACES) |
813 | * OS: We want to lookup all personal NAMESPACES... |
814 | */ |
1c72b151 |
815 | $read = sqimap_run_command($imap_stream, 'NAMESPACE', true, $a, $b); |
f1e6f580 |
816 | if (eregi('\\* NAMESPACE +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL)', $read[0], $data)) { |
9c737111 |
817 | if (eregi('^\\( *\\((.*)\\) *\\)', $data[1], $data2)) { |
f1e6f580 |
818 | $pn = $data2[1]; |
9c737111 |
819 | } |
f1e6f580 |
820 | $pna = explode(')(', $pn); |
9c737111 |
821 | while (list($k, $v) = each($pna)) { |
862ff2d3 |
822 | $lst = explode('"', $v); |
823 | if (isset($lst[3])) { |
824 | $pn[$lst[1]] = $lst[3]; |
825 | } else { |
74424a43 |
826 | $pn[$lst[1]] = ''; |
862ff2d3 |
827 | } |
f1e6f580 |
828 | } |
829 | } |
830 | $sqimap_delimiter = $pn[0]; |
831 | } else { |
832 | fputs ($imap_stream, ". LIST \"INBOX\" \"\"\r\n"); |
833 | $read = sqimap_read_data($imap_stream, '.', true, $a, $b); |
6a15a16b |
834 | $read = $read['.'][0]; //sqimap_read_data() now returns a tag array of response array |
f1e6f580 |
835 | $quote_position = strpos ($read[0], '"'); |
836 | $sqimap_delimiter = substr ($read[0], $quote_position+1, 1); |
837 | } |
838 | } |
839 | return $sqimap_delimiter; |
9c737111 |
840 | } |
052e0c26 |
841 | |
48af4b64 |
842 | /** |
843 | * This encodes a mailbox name for use in IMAP commands. |
844 | * @param string what the mailbox to encode |
845 | * @return string the encoded mailbox string |
846 | */ |
b2306cbe |
847 | function sqimap_encode_mailbox_name($what) |
848 | { |
849 | if (ereg("[\"\\\r\n]", $what)) |
850 | return '{' . strlen($what) . "}\r\n" . $what; /* 4.3 literal form */ |
851 | return '"' . $what . '"'; /* 4.3 quoted string form */ |
852 | } |
853 | |
854 | |
48af4b64 |
855 | /** |
856 | * Gets the number of messages in the current mailbox. |
857 | */ |
9c737111 |
858 | function sqimap_get_num_messages ($imap_stream, $mailbox) { |
b2306cbe |
859 | $read_ary = sqimap_run_command ($imap_stream, 'EXAMINE ' . sqimap_encode_mailbox_name($mailbox), false, $result, $message); |
9c737111 |
860 | for ($i = 0; $i < count($read_ary); $i++) { |
85fc999e |
861 | if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) { |
862 | return $regs[1]; |
863 | } |
9c737111 |
864 | } |
1f720b34 |
865 | return false; //"BUG! Couldn't get number of messages in $mailbox!"; |
9c737111 |
866 | } |
867 | |
91688e5f |
868 | function parseAddress($address, $max=0) { |
869 | $aTokens = array(); |
870 | $aAddress = array(); |
871 | $iCnt = strlen($address); |
872 | $aSpecials = array('(' ,'<' ,',' ,';' ,':'); |
873 | $aReplace = array(' (',' <',' ,',' ;',' :'); |
874 | $address = str_replace($aSpecials,$aReplace,$address); |
bc78cc6e |
875 | $i = $iAddrFound = $bGroup = 0; |
91688e5f |
876 | while ($i < $iCnt) { |
877 | $cChar = $address{$i}; |
878 | switch($cChar) |
329a7ca5 |
879 | { |
880 | case '<': |
881 | $iEnd = strpos($address,'>',$i+1); |
882 | if (!$iEnd) { |
883 | $sToken = substr($address,$i); |
884 | $i = $iCnt; |
885 | } else { |
886 | $sToken = substr($address,$i,$iEnd - $i +1); |
887 | $i = $iEnd; |
888 | } |
889 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
890 | $aTokens[] = $sToken; |
891 | break; |
892 | case '"': |
893 | $iEnd = strpos($address,$cChar,$i+1); |
da1e42a1 |
894 | if ($iEnd) { |
895 | // skip escaped quotes |
896 | $prev_char = $address{$iEnd-1}; |
897 | while ($prev_char === '\\' && substr($address,$iEnd-2,2) !== '\\\\') { |
898 | $iEnd = strpos($address,$cChar,$iEnd+1); |
899 | if ($iEnd) { |
900 | $prev_char = $address{$iEnd-1}; |
901 | } else { |
902 | $prev_char = false; |
903 | } |
904 | } |
905 | } |
329a7ca5 |
906 | if (!$iEnd) { |
907 | $sToken = substr($address,$i); |
908 | $i = $iCnt; |
909 | } else { |
910 | // also remove the surrounding quotes |
911 | $sToken = substr($address,$i+1,$iEnd - $i -1); |
912 | $i = $iEnd; |
913 | } |
914 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
76c3ee28 |
915 | if ($sToken) $aTokens[] = $sToken; |
329a7ca5 |
916 | break; |
917 | case '(': |
918 | $iEnd = strpos($address,')',$i); |
919 | if (!$iEnd) { |
920 | $sToken = substr($address,$i); |
921 | $i = $iCnt; |
922 | } else { |
923 | $sToken = substr($address,$i,$iEnd - $i + 1); |
924 | $i = $iEnd; |
925 | } |
926 | $sToken = str_replace($aReplace, $aSpecials,$sToken); |
927 | $aTokens[] = $sToken; |
928 | break; |
929 | case ',': |
bc78cc6e |
930 | ++$iAddrFound; |
329a7ca5 |
931 | case ';': |
bc78cc6e |
932 | if (!$bGroup) { |
933 | ++$iAddrFound; |
934 | } else { |
935 | $bGroup = false; |
936 | } |
937 | if ($max && $max == $iAddrFound) { |
938 | break 2; |
939 | } else { |
940 | $aTokens[] = $cChar; |
941 | break; |
942 | } |
943 | case ':': |
944 | $bGroup = true; |
329a7ca5 |
945 | case ' ': |
946 | $aTokens[] = $cChar; |
947 | break; |
91688e5f |
948 | default: |
329a7ca5 |
949 | $iEnd = strpos($address,' ',$i+1); |
950 | if ($iEnd) { |
951 | $sToken = trim(substr($address,$i,$iEnd - $i)); |
952 | $i = $iEnd-1; |
91688e5f |
953 | } else { |
329a7ca5 |
954 | $sToken = trim(substr($address,$i)); |
955 | $i = $iCnt; |
91688e5f |
956 | } |
329a7ca5 |
957 | if ($sToken) $aTokens[] = $sToken; |
91688e5f |
958 | } |
329a7ca5 |
959 | ++$i; |
9c737111 |
960 | } |
91688e5f |
961 | $sPersonal = $sEmail = $sComment = $sGroup = ''; |
962 | $aStack = $aComment = array(); |
963 | foreach ($aTokens as $sToken) { |
964 | if ($max && $max == count($aAddress)) { |
329a7ca5 |
965 | return $aAddress; |
092d4f2c |
966 | } |
329a7ca5 |
967 | $cChar = $sToken{0}; |
91688e5f |
968 | switch ($cChar) |
329a7ca5 |
969 | { |
970 | case '=': |
971 | case '"': |
972 | case ' ': |
973 | $aStack[] = $sToken; |
974 | break; |
975 | case '(': |
976 | $aComment[] = substr($sToken,1,-1); |
977 | break; |
978 | case ';': |
979 | if ($sGroup) { |
980 | $sEmail = trim(implode(' ',$aStack)); |
981 | $aAddress[] = array($sGroup,$sEmail); |
982 | $aStack = $aComment = array(); |
983 | $sGroup = ''; |
984 | break; |
985 | } |
986 | case ',': |
987 | if (!$sEmail) { |
988 | while (count($aStack) && !$sEmail) { |
989 | $sEmail = trim(array_pop($aStack)); |
990 | } |
991 | } |
992 | if (count($aStack)) { |
993 | $sPersonal = trim(implode('',$aStack)); |
994 | } else { |
995 | $sPersonal = ''; |
bea3eb1e |
996 | } |
329a7ca5 |
997 | if (!$sPersonal && count($aComment)) { |
998 | $sComment = implode(' ',$aComment); |
999 | $sPersonal .= $sComment; |
1000 | } |
1001 | $aAddress[] = array($sEmail,$sPersonal); |
1002 | $sPersonal = $sComment = $sEmail = ''; |
1003 | $aStack = $aComment = array(); |
1004 | break; |
1005 | case ':': |
1006 | $sGroup = implode(' ',$aStack); break; |
1007 | $aStack = array(); |
1008 | break; |
1009 | case '<': |
1010 | $sEmail = trim(substr($sToken,1,-1)); |
1011 | break; |
1012 | case '>': |
1013 | /* skip */ |
1014 | break; |
1015 | default: $aStack[] = $sToken; break; |
33565ec4 |
1016 | } |
7e3de682 |
1017 | } |
91688e5f |
1018 | /* now do the action again for the last address */ |
1019 | if (!$sEmail) { |
1020 | while (count($aStack) && !$sEmail) { |
329a7ca5 |
1021 | $sEmail = trim(array_pop($aStack)); |
91688e5f |
1022 | } |
7e3de682 |
1023 | } |
91688e5f |
1024 | if (count($aStack)) { |
329a7ca5 |
1025 | $sPersonal = trim(implode('',$aStack)); |
098ea084 |
1026 | } else { |
91688e5f |
1027 | $sPersonal = ''; |
9c737111 |
1028 | } |
329a7ca5 |
1029 | if (!$sPersonal && count($aComment)) { |
91688e5f |
1030 | $sComment = implode(' ',$aComment); |
329a7ca5 |
1031 | $sPersonal .= $sComment; |
91688e5f |
1032 | } |
1033 | $aAddress[] = array($sEmail,$sPersonal); |
1034 | return $aAddress; |
1035 | } |
1036 | |
1037 | |
48af4b64 |
1038 | /** |
1039 | * Returns the number of unseen messages in this folder. |
3411d4ec |
1040 | */ |
9c737111 |
1041 | function sqimap_unseen_messages ($imap_stream, $mailbox) { |
b2306cbe |
1042 | $read_ary = sqimap_run_command ($imap_stream, 'STATUS ' . sqimap_encode_mailbox_name($mailbox) . ' (UNSEEN)', false, $result, $message); |
ea7ff111 |
1043 | $i = 0; |
1f720b34 |
1044 | $regs = array(false, false); |
ea7ff111 |
1045 | while (isset($read_ary[$i])) { |
1046 | if (ereg("UNSEEN ([0-9]+)", $read_ary[$i], $regs)) { |
1047 | break; |
1048 | } |
1049 | $i++; |
1050 | } |
9c737111 |
1051 | return $regs[1]; |
1052 | } |
1053 | |
48af4b64 |
1054 | /** |
4974c2a0 |
1055 | * Returns the number of total/unseen/recent messages in this folder |
1f720b34 |
1056 | */ |
1057 | function sqimap_status_messages ($imap_stream, $mailbox) { |
b2306cbe |
1058 | $read_ary = sqimap_run_command ($imap_stream, 'STATUS ' . sqimap_encode_mailbox_name($mailbox) . ' (MESSAGES UNSEEN RECENT)', false, $result, $message); |
1f720b34 |
1059 | $i = 0; |
b8ec18ef |
1060 | $messages = $unseen = $recent = false; |
1f720b34 |
1061 | $regs = array(false,false); |
1062 | while (isset($read_ary[$i])) { |
1063 | if (preg_match('/UNSEEN\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
1064 | $unseen = $regs[1]; |
1065 | } |
1f720b34 |
1066 | if (preg_match('/MESSAGES\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
1067 | $messages = $regs[1]; |
1068 | } |
b8ec18ef |
1069 | if (preg_match('/RECENT\s+([0-9]+)/i', $read_ary[$i], $regs)) { |
098ea084 |
1070 | $recent = $regs[1]; |
1071 | } |
1f720b34 |
1072 | $i++; |
1073 | } |
b8ec18ef |
1074 | return array('MESSAGES' => $messages, 'UNSEEN'=>$unseen, 'RECENT' => $recent); |
1f720b34 |
1075 | } |
1076 | |
9c737111 |
1077 | |
48af4b64 |
1078 | /** |
1079 | * Saves a message to a given folder -- used for saving sent messages |
3411d4ec |
1080 | */ |
9c737111 |
1081 | function sqimap_append ($imap_stream, $sent_folder, $length) { |
b2306cbe |
1082 | fputs ($imap_stream, sqimap_session_id() . ' APPEND ' . sqimap_encode_mailbox_name($sent_folder) . " (\\Seen) \{$length}\r\n"); |
85fc999e |
1083 | $tmp = fgets ($imap_stream, 1024); |
9c737111 |
1084 | } |
1085 | |
8813fb15 |
1086 | function sqimap_append_done ($imap_stream, $folder='') { |
1f720b34 |
1087 | global $squirrelmail_language, $color; |
9c737111 |
1088 | fputs ($imap_stream, "\r\n"); |
1089 | $tmp = fgets ($imap_stream, 1024); |
69146537 |
1090 | if (preg_match("/(.*)(BAD|NO)(.*)$/", $tmp, $regs)) { |
1091 | set_up_language($squirrelmail_language); |
1f720b34 |
1092 | require_once(SM_PATH . 'functions/display_messages.php'); |
098ea084 |
1093 | $reason = $regs[3]; |
1094 | if ($regs[2] == 'NO') { |
1095 | $string = "<b><font color=$color[2]>\n" . |
1096 | _("ERROR : Could not append message to") ." $folder." . |
1097 | "</b><br>\n" . |
1098 | _("Server responded: ") . |
1099 | $reason . "<br>\n"; |
1100 | if (preg_match("/(.*)(quota)(.*)$/i", $reason, $regs)) { |
1101 | $string .= _("Solution: ") . |
1102 | _("Remove unneccessary messages from your folder and start with your Trash folder.") |
1103 | ."<br>\n"; |
1104 | } |
1105 | $string .= "</font>\n"; |
1106 | error_box($string,$color); |
1107 | } else { |
8813fb15 |
1108 | $string = "<b><font color=$color[2]>\n" . |
098ea084 |
1109 | _("ERROR : Bad or malformed request.") . |
1110 | "</b><br>\n" . |
1111 | _("Server responded: ") . |
1112 | $tmp . "</font><br>\n"; |
1113 | error_box($string,$color); |
8813fb15 |
1114 | exit; |
098ea084 |
1115 | } |
69146537 |
1116 | } |
9c737111 |
1117 | } |
85fc999e |
1118 | |
bd9829d7 |
1119 | function sqimap_get_user_server ($imap_server, $username) { |
bd9829d7 |
1120 | if (substr($imap_server, 0, 4) != "map:") { |
1121 | return $imap_server; |
1122 | } |
bd9829d7 |
1123 | $function = substr($imap_server, 4); |
1124 | return $function($username); |
1125 | } |
1126 | |
48af4b64 |
1127 | /** |
1128 | * This is an example that gets imapservers from yellowpages (NIS). |
bd9829d7 |
1129 | * you can simple put map:map_yp_alias in your $imap_server_address |
1130 | * in config.php use your own function instead map_yp_alias to map your |
48af4b64 |
1131 | * LDAP whatever way to find the users imapserver. |
1132 | */ |
bd9829d7 |
1133 | function map_yp_alias($username) { |
1134 | $yp = `ypmatch $username aliases`; |
1135 | return chop(substr($yp, strlen($username)+1)); |
1136 | } |
1137 | |
15e6162e |
1138 | ?> |