Squelching errors feels wrong, although in this case it's probably harmless.
[squirrelmail.git] / functions / imap_general.php
CommitLineData
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 14require_once(SM_PATH . 'functions/page_header.php');
47a29326 15require_once(SM_PATH . 'functions/auth.php');
16
35586184 17
41600f7d 18global $sqimap_session_id;
19$sqimap_session_id = 1;
71257f8b 20
3411d4ec 21/* Sets an unique session id in order to avoid simultanous sessions crash. */
487daa81 22function sqimap_session_id($unique_id = false) {
41600f7d 23 global $data_dir, $username, $sqimap_session_id;
487daa81 24 if (!$unique_id) {
25 return( sprintf("A%03d", $sqimap_session_id++) );
26 } else {
27 return( sprintf("A%03d", $sqimap_session_id++) . ' UID' );
28 }
9c737111 29}
30
3411d4ec 31/*
32 * Both send a command and accept the result from the command.
33 * This is to allow proper session number handling.
34 */
487daa81 35function sqimap_run_command_list ($imap_stream, $query, $handle_errors, &$response, &$message, $unique_id = false) {
c5809184 36 if ($imap_stream) {
37 $sid = sqimap_session_id($unique_id);
38 fputs ($imap_stream, $sid . ' ' . $query . "\r\n");
39 $read = sqimap_read_data_list ($imap_stream, $sid, $handle_errors, $response, $message, $query );
40 return $read;
41 } else {
42 global $squirrelmail_language, $color;
43 set_up_language($squirrelmail_language);
44 require_once(SM_PATH . 'functions/display_messages.php');
45 $string = "<b><font color=$color[2]>\n" .
46 _("ERROR : No available imapstream.") .
47 "</b></font>\n";
48 error_box($string,$color);
49 return false;
50 }
51
1c72b151 52}
53
487daa81 54function sqimap_run_command ($imap_stream, $query, $handle_errors, &$response, &$message, $unique_id = false) {
c5809184 55 if ($imap_stream) {
56 $sid = sqimap_session_id($unique_id);
57 fputs ($imap_stream, $sid . ' ' . $query . "\r\n");
58 $read = sqimap_read_data ($imap_stream, $sid, $handle_errors, $response, $message, $query);
59 return $read;
60 } else {
61 global $squirrelmail_language, $color;
62 set_up_language($squirrelmail_language);
63 require_once(SM_PATH . 'functions/display_messages.php');
64 $string = "<b><font color=$color[2]>\n" .
65 _("ERROR : No available imapstream.") .
66 "</b></font>\n";
67 error_box($string,$color);
68 return false;
69 }
70
42a07ac1 71}
72
9c737111 73
b8c285ab 74/*
75 * custom fgets function. gets a line from IMAP
76 * no matter how big it may be
77 */
78
79function sqimap_fgets($imap_stream) {
80 $read = '';
81 $buffer = 4096;
82 $results = '';
83 while (strpos($read, "\n") === false) {
84 if (!($read = fgets($imap_stream, $buffer))) {
85 break;
86 }
87 $results .= $read;
88 }
89 return $results;
90}
91
bee165ef 92/*
3411d4ec 93 * Reads the output from the IMAP stream. If handle_errors is set to true,
94 * this will also handle all errors that are received. If it is not set,
95 * the errors will be sent back through $response and $message
bee165ef 96 */
b8c285ab 97
3411d4ec 98function sqimap_read_data_list ($imap_stream, $pre, $handle_errors, &$response, &$message, $query = '') {
9c737111 99 global $color, $squirrelmail_language;
9c737111 100 $read = '';
487daa81 101 $pre_a = explode(' ',trim($pre));
102 $pre = $pre_a[0];
b8c285ab 103 $resultlist = array();
104 $data = array();
105 $read = sqimap_fgets($imap_stream);
106 while (1) {
107 switch (true) {
108 case preg_match("/^$pre (OK|BAD|NO)(.*)$/", $read, $regs):
109 case preg_match('/^\* (BYE \[ALERT\])(.*)$/', $read, $regs):
110 $response = $regs[1];
111 $message = trim($regs[2]);
112 break 2;
113 case preg_match("/^\* (OK \[PARSE\])(.*)$/", $read):
114 $read = sqimap_fgets($imap_stream);
115 break 1;
56afb33f 116 case preg_match('/^\* ([0-9]+) FETCH.*/', $read, $regs):
b8c285ab 117 $fetch_data = array();
118 $fetch_data[] = $read;
119 $read = sqimap_fgets($imap_stream);
863936bb 120 while (!preg_match('/^\* [0-9]+ FETCH.*/', $read) &&
b8c285ab 121 !preg_match("/^$pre (OK|BAD|NO)(.*)$/", $read)) {
122 $fetch_data[] = $read;
863936bb 123 $last = $read;
b8c285ab 124 $read = sqimap_fgets($imap_stream);
9c737111 125 }
863936bb 126 if (isset($last) && preg_match('/^\)/', $last)) {
127 array_pop($fetch_data);
128 }
b8c285ab 129 $resultlist[] = $fetch_data;
130 break 1;
131 default:
132 $data[] = $read;
133 $read = sqimap_fgets($imap_stream);
134 break 1;
9c737111 135 }
b8c285ab 136 }
137 if (!empty($data)) {
9c737111 138 $resultlist[] = $data;
139 }
b8c285ab 140 elseif (empty($resultlist)) {
141 $resultlist[] = array();
142 }
bee165ef 143 if ($handle_errors == false) {
144 return( $resultlist );
b8c285ab 145 }
146 elseif ($response == 'NO') {
147 /* ignore this error from M$ exchange, it is not fatal (aka bug) */
9c737111 148 if (strstr($message, 'command resulted in') === false) {
441f2d33 149 set_up_language($squirrelmail_language);
1f720b34 150 require_once(SM_PATH . 'functions/display_messages.php');
151 $string = "<b><font color=$color[2]>\n" .
b8c285ab 152 _("ERROR : Could not complete request.") .
153 "</b><br>\n" .
9b761dbd 154 _("Query:") . ' ' .
155 htmlspecialchars($query) . '<br>' .
b8c285ab 156 _("Reason Given: ") .
9b761dbd 157 htmlspecialchars($message) . "</font><br>\n";
1f720b34 158 error_box($string,$color);
052e0c26 159 exit;
9c737111 160 }
b8c285ab 161 }
162 elseif ($response == 'BAD') {
9c737111 163 set_up_language($squirrelmail_language);
1f720b34 164 require_once(SM_PATH . 'functions/display_messages.php');
bef6629c 165 $string = "<b><font color=$color[2]>\n" .
b8c285ab 166 _("ERROR : Bad or malformed request.") .
167 "</b><br>\n" .
9b761dbd 168 _("Query:") . ' '.
169 htmlspecialchars($query) . '<br>' .
b8c285ab 170 _("Server responded: ") .
9b761dbd 171 htmlspecialchars($message) . "</font><br>\n";
1f720b34 172 error_box($string,$color);
9c737111 173 exit;
b8c285ab 174 }
175 else {
3411d4ec 176 return $resultlist;
9c737111 177 }
9c737111 178}
179
b3837b0f 180function sqimap_read_data ($imap_stream, $pre, $handle_errors, &$response, &$message, $query = '') {
863936bb 181 $res = sqimap_read_data_list($imap_stream, $pre, $handle_errors, $response, $message, $query);
182
183 /* sqimap_read_data should be called for one response
184 but since it just calls sqimap_read_data_list which
185 handles multiple responses we need to check for that
186 and merge the $res array IF they are seperated and
187 IF it was a FETCH response. */
188
189 if (isset($res[1]) && is_array($res[1]) && isset($res[1][0])
190 && preg_match('/^\* \d+ FETCH/', $res[1][0])) {
191 $result = array();
192 foreach($res as $index=>$value) {
193 $result = array_merge($result, $res["$index"]);
56afb33f 194 }
195 }
863936bb 196 if (isset($result)) {
197 return $result;
56afb33f 198 }
56afb33f 199 else {
863936bb 200 return $res[0];
56afb33f 201 }
202
9c737111 203}
204
3411d4ec 205/*
206 * Logs the user into the imap server. If $hide is set, no error messages
207 * will be displayed. This function returns the imap connection handle.
208 */
9c737111 209function sqimap_login ($username, $password, $imap_server_address, $imap_port, $hide) {
47a29326 210 global $color, $squirrelmail_language, $onetimepad, $use_imap_tls, $imap_auth_mech;
85fc999e 211
bd9829d7 212 $imap_server_address = sqimap_get_user_server($imap_server_address, $username);
47a29326 213 $host=$imap_server_address;
214
215 if (($use_imap_tls == true) and (check_php_version(4,3)) and (extension_loaded('openssl'))) {
216 /* Use TLS by prefixing "tls://" to the hostname */
217 $imap_server_address = 'tls://' . $imap_server_address;
218 }
219
3411d4ec 220 $imap_stream = fsockopen ( $imap_server_address, $imap_port, $error_number, $error_string, 15);
85fc999e 221
3411d4ec 222 /* Do some error correction */
9c737111 223 if (!$imap_stream) {
224 if (!$hide) {
441f2d33 225 set_up_language($squirrelmail_language, true);
1f720b34 226 require_once(SM_PATH . 'functions/display_messages.php');
227 $string = sprintf (_("Error connecting to IMAP server: %s.") .
228 "<br>\r\n", $imap_server_address) .
229 "$error_number : $error_string<br>\r\n";
2f1f7a12 230 logout_error($string,$color);
9c737111 231 }
232 exit;
233 }
052e0c26 234
2f1f7a12 235 $server_info = fgets ($imap_stream, 1024);
236
237 /* Decrypt the password */
238 $password = OneTimePadDecrypt($password, $onetimepad);
239
639c7164 240 if (($imap_auth_mech == 'cram-md5') OR ($imap_auth_mech == 'digest-md5')) {
fe0b18b3 241 // We're using some sort of authentication OTHER than plain or login
47a29326 242 $tag=sqimap_session_id(false);
243 if ($imap_auth_mech == 'digest-md5') {
244 $query = $tag . " AUTHENTICATE DIGEST-MD5\r\n";
245 } elseif ($imap_auth_mech == 'cram-md5') {
246 $query = $tag . " AUTHENTICATE CRAM-MD5\r\n";
247 }
248 fputs($imap_stream,$query);
249 $answer=sqimap_fgets($imap_stream);
250 // Trim the "+ " off the front
251 $response=explode(" ",$answer,3);
252 if ($response[0] == '+') {
253 // Got a challenge back
254 $challenge=$response[1];
255 if ($imap_auth_mech == 'digest-md5') {
256 $reply = digest_md5_response($username,$password,$challenge,'imap',$host);
257 } elseif ($imap_auth_mech == 'cram-md5') {
258 $reply = cram_md5_response($username,$password,$challenge);
259 }
260 fputs($imap_stream,$reply);
261 $read=sqimap_fgets($imap_stream);
262 if ($imap_auth_mech == 'digest-md5') {
263 // DIGEST-MD5 has an extra step..
264 if (substr($read,0,1) == '+') { // OK so far..
265 fputs($imap_stream,"\r\n");
266 $read=sqimap_fgets($imap_stream);
267 }
268 }
269 $results=explode(" ",$read,3);
270 $response=$results[1];
271 $message=$results[2];
272 } else {
273 // Fake the response, so the error trap at the bottom will work
274 $response="BAD";
275 $message='IMAP server does not appear to support the authentication method selected.';
276 $message .= ' Please contact your system administrator.';
277 }
fe0b18b3 278 } elseif ($imap_auth_mech == 'login') {
279 // Original IMAP login code
47a29326 280 $query = 'LOGIN "' . quoteIMAP($username) . '" "' . quoteIMAP($password) . '"';
281 $read = sqimap_run_command ($imap_stream, $query, false, $response, $message);
1e7fc1cb 282 } elseif ($imap_auth_mech == 'plain') {
283 /* Replace this with SASL PLAIN if it ever gets implemented */
284 $response="BAD";
285 $message='SquirrelMail does not support SASL PLAIN yet. Rerun conf.pl and use login instead.';
286 } else {
287 $response="BAD";
288 $message="Internal SquirrelMail error - unknown IMAP authentication method chosen. Please contact the developers.";
fe0b18b3 289 }
47a29326 290
291 /* If the connection was not successful, lets see why */
9c737111 292 if ($response != 'OK') {
293 if (!$hide) {
74424a43 294 if ($response != 'NO') {
3411d4ec 295 /* "BAD" and anything else gets reported here. */
9b761dbd 296 $message = htmlspecialchars($message);
9c737111 297 set_up_language($squirrelmail_language, true);
1f720b34 298 require_once(SM_PATH . 'functions/display_messages.php');
9c737111 299 if ($response == 'BAD') {
1f720b34 300 $string = sprintf (_("Bad request: %s")."<br>\r\n", $message);
9c737111 301 } else {
1f720b34 302 $string = sprintf (_("Unknown error: %s") . "<br>\n", $message);
9c737111 303 }
1e7fc1cb 304 if (isset($read) && is_array($read)) {
305 $string .= '<br>' . _("Read data:") . "<br>\n";
9c737111 306 foreach ($read as $line) {
1f720b34 307 $string .= htmlspecialchars($line) . "<br>\n";
9c737111 308 }
309 }
1f720b34 310 error_box($string,$color);
9c737111 311 exit;
165e24a7 312 } else {
3411d4ec 313 /*
314 * If the user does not log in with the correct
1c72b151 315 * username and password it is not possible to get the
316 * correct locale from the user's preferences.
317 * Therefore, apply the same hack as on the login
318 * screen.
3411d4ec 319 *
320 * $squirrelmail_language is set by a cookie when
1c72b151 321 * the user selects language and logs out
bee165ef 322 */
9be8198d 323
9c737111 324 set_up_language($squirrelmail_language, true);
bd9c880b 325 include_once(SM_PATH . 'functions/display_messages.php' );
69146537 326 sqsession_destroy();
bd9c880b 327 logout_error( _("Unknown user or password incorrect.") );
9c737111 328 exit;
052e0c26 329 }
9c737111 330 } else {
052e0c26 331 exit;
9c737111 332 }
333 }
9c737111 334 return $imap_stream;
335}
f1e6f580 336
3411d4ec 337/* Simply logs out the IMAP session */
9c737111 338function sqimap_logout ($imap_stream) {
8d936b0c 339 /* Logout is not valid until the server returns 'BYE'
340 * If we don't have an imap_ stream we're already logged out */
26a2cc8b 341 if(isset($imap_stream) && $imap_stream)
8d936b0c 342 sqimap_run_command($imap_stream, 'LOGOUT', false, $response, $message);
9c737111 343}
344
487daa81 345function sqimap_capability($imap_stream, $capability='') {
9c737111 346 global $sqimap_capabilities;
9c737111 347 if (!is_array($sqimap_capabilities)) {
1c72b151 348 $read = sqimap_run_command($imap_stream, 'CAPABILITY', true, $a, $b);
349
9c737111 350 $c = explode(' ', $read[0]);
351 for ($i=2; $i < count($c); $i++) {
352 $cap_list = explode('=', $c[$i]);
3411d4ec 353 if (isset($cap_list[1])) {
9c737111 354 $sqimap_capabilities[$cap_list[0]] = $cap_list[1];
3411d4ec 355 } else {
9c737111 356 $sqimap_capabilities[$cap_list[0]] = TRUE;
3411d4ec 357 }
f1e6f580 358 }
9c737111 359 }
487daa81 360 if ($capability) {
361 if (isset($sqimap_capabilities[$capability])) {
362 return $sqimap_capabilities[$capability];
363 } else {
364 return false;
365 }
f1e6f580 366 }
487daa81 367 return $sqimap_capabilities;
9c737111 368}
369
3411d4ec 370/* Returns the delimeter between mailboxes: INBOX/Test, or INBOX.Test */
9c737111 371function sqimap_get_delimiter ($imap_stream = false) {
3411d4ec 372 global $sqimap_delimiter, $optional_delimiter;
85fc999e 373
9c737111 374 /* Use configured delimiter if set */
375 if((!empty($optional_delimiter)) && $optional_delimiter != 'detect') {
376 return $optional_delimiter;
377 }
85fc999e 378
9c737111 379 /* Do some caching here */
380 if (!$sqimap_delimiter) {
381 if (sqimap_capability($imap_stream, 'NAMESPACE')) {
3411d4ec 382 /*
383 * According to something that I can't find, this is supposed to work on all systems
384 * OS: This won't work in Courier IMAP.
385 * OS: According to rfc2342 response from NAMESPACE command is:
386 * OS: * NAMESPACE (PERSONAL NAMESPACES) (OTHER_USERS NAMESPACE) (SHARED NAMESPACES)
387 * OS: We want to lookup all personal NAMESPACES...
388 */
1c72b151 389 $read = sqimap_run_command($imap_stream, 'NAMESPACE', true, $a, $b);
f1e6f580 390 if (eregi('\\* NAMESPACE +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL) +(\\( *\\(.+\\) *\\)|NIL)', $read[0], $data)) {
9c737111 391 if (eregi('^\\( *\\((.*)\\) *\\)', $data[1], $data2)) {
f1e6f580 392 $pn = $data2[1];
9c737111 393 }
f1e6f580 394 $pna = explode(')(', $pn);
9c737111 395 while (list($k, $v) = each($pna)) {
862ff2d3 396 $lst = explode('"', $v);
397 if (isset($lst[3])) {
398 $pn[$lst[1]] = $lst[3];
399 } else {
74424a43 400 $pn[$lst[1]] = '';
862ff2d3 401 }
f1e6f580 402 }
403 }
404 $sqimap_delimiter = $pn[0];
405 } else {
406 fputs ($imap_stream, ". LIST \"INBOX\" \"\"\r\n");
407 $read = sqimap_read_data($imap_stream, '.', true, $a, $b);
408 $quote_position = strpos ($read[0], '"');
409 $sqimap_delimiter = substr ($read[0], $quote_position+1, 1);
410 }
411 }
412 return $sqimap_delimiter;
9c737111 413}
052e0c26 414
415
3411d4ec 416/* Gets the number of messages in the current mailbox. */
9c737111 417function sqimap_get_num_messages ($imap_stream, $mailbox) {
1f720b34 418 $read_ary = sqimap_run_command ($imap_stream, "EXAMINE \"$mailbox\"", false, $result, $message);
9c737111 419 for ($i = 0; $i < count($read_ary); $i++) {
85fc999e 420 if (ereg("[^ ]+ +([^ ]+) +EXISTS", $read_ary[$i], $regs)) {
421 return $regs[1];
422 }
9c737111 423 }
1f720b34 424 return false; //"BUG! Couldn't get number of messages in $mailbox!";
9c737111 425}
426
427
3411d4ec 428/* Returns a displayable email address.
429 * Luke Ehresman <lehresma@css.tayloru.edu>
430 * "Luke Ehresman" <lehresma@css.tayloru.edu>
431 * <lehresma@css.tayloru.edu>
432 * lehresma@css.tayloru.edu (Luke Ehresman)
433 * lehresma@css.tayloru.edu
434 * becomes: lehresma@css.tayloru.edu
435 */
9c737111 436function sqimap_find_email ($string) {
9c737111 437 if (ereg("<([^>]+)>", $string, $regs)) {
438 $string = $regs[1];
3411d4ec 439 } else if (ereg("([^ ]+@[^ ]+)", $string, $regs)) {
440 $string = $regs[1];
9c737111 441 }
442 return trim($string);
443}
444
445
446/*
3411d4ec 447 * Takes the From: field and creates a displayable name.
448 * Luke Ehresman <lkehresman@yahoo.com>
449 * "Luke Ehresman" <lkehresman@yahoo.com>
450 * lkehresman@yahoo.com (Luke Ehresman)
451 * becomes: Luke Ehresman
452 * <lkehresman@yahoo.com>
453 * becomes: lkehresman@yahoo.com
6282af09 454 */
9c737111 455function sqimap_find_displayable_name ($string) {
6282af09 456 $string = trim($string);
2f7bda0a 457
7e3de682 458 if ( ereg('^(.+)<.*>', $string, $regs) ) {
092d4f2c 459 $orig_string = $string;
2f7bda0a 460 $string = str_replace ('"', '', $regs[1] );
092d4f2c 461 if (trim($string) == '') {
462 $string = sqimap_find_email($orig_string);
463 }
33565ec4 464 if( $string == '' || $string == ' ' ){
1ba8cd6b 465 $string = '&nbsp;';
33565ec4 466 }
7e3de682 467 }
468 elseif ( ereg('\((.*)\)', $string, $regs) ) {
9e9c63e4 469 if( ( $regs[1] == '' ) || ( $regs[1] == ' ' ) ){
470 if ( ereg('^(.+) \(', $string, $regs) ) {
471 $string = ereg_replace( ' \(\)$', '', $string );
472 } else {
1ba8cd6b 473 $string = '&nbsp;';
9e9c63e4 474 }
475 } else {
476 $string = $regs[1];
477 }
7e3de682 478 }
479 else {
2f7bda0a 480 $string = str_replace ('"', '', sqimap_find_email($string));
9c737111 481 }
9c737111 482
7e3de682 483 return trim($string);
484}
85fc999e 485
9c737111 486/*
3411d4ec 487 * Returns the number of unseen messages in this folder
488 */
9c737111 489function sqimap_unseen_messages ($imap_stream, $mailbox) {
1f720b34 490 $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (UNSEEN)", false, $result, $message);
ea7ff111 491 $i = 0;
1f720b34 492 $regs = array(false, false);
ea7ff111 493 while (isset($read_ary[$i])) {
494 if (ereg("UNSEEN ([0-9]+)", $read_ary[$i], $regs)) {
495 break;
496 }
497 $i++;
498 }
9c737111 499 return $regs[1];
500}
501
1f720b34 502/*
503 * Returns the number of unseen/total messages in this folder
504 */
505function sqimap_status_messages ($imap_stream, $mailbox) {
506 $read_ary = sqimap_run_command ($imap_stream, "STATUS \"$mailbox\" (MESSAGES UNSEEN)", false, $result, $message);
507 $i = 0;
508 $messages = $unseen = false;
509 $regs = array(false,false);
510 while (isset($read_ary[$i])) {
511 if (preg_match('/UNSEEN\s+([0-9]+)/i', $read_ary[$i], $regs)) {
512 $unseen = $regs[1];
513 }
514 if (preg_match('/MESSAGES\s+([0-9]+)/i', $read_ary[$i], $regs)) {
515 $messages = $regs[1];
516 }
517 $i++;
518 }
519 return array('MESSAGES' => $messages, 'UNSEEN'=>$unseen);
520}
521
9c737111 522
523/*
3411d4ec 524 * Saves a message to a given folder -- used for saving sent messages
525 */
9c737111 526function sqimap_append ($imap_stream, $sent_folder, $length) {
527 fputs ($imap_stream, sqimap_session_id() . " APPEND \"$sent_folder\" (\\Seen) \{$length}\r\n");
85fc999e 528 $tmp = fgets ($imap_stream, 1024);
9c737111 529}
530
8813fb15 531function sqimap_append_done ($imap_stream, $folder='') {
1f720b34 532 global $squirrelmail_language, $color;
9c737111 533 fputs ($imap_stream, "\r\n");
534 $tmp = fgets ($imap_stream, 1024);
69146537 535 if (preg_match("/(.*)(BAD|NO)(.*)$/", $tmp, $regs)) {
536 set_up_language($squirrelmail_language);
1f720b34 537 require_once(SM_PATH . 'functions/display_messages.php');
8813fb15 538 $reason = $regs[3];
539 if ($regs[2] == 'NO') {
540 $string = "<b><font color=$color[2]>\n" .
541 _("ERROR : Could not append message to") ." $folder." .
542 "</b><br>\n" .
543 _("Server responded: ") .
544 $reason . "<br>\n";
545 if (preg_match("/(.*)(quota)(.*)$/i", $reason, $regs)) {
5296b8ef 546 $string .= _("Solution: ") .
547 _("Remove unneccessary messages from your folder and start with your Trash folder.")
8813fb15 548 ."<br>\n";
549 }
550 $string .= "</font>\n";
551 error_box($string,$color);
552 } else {
553 $string = "<b><font color=$color[2]>\n" .
1f720b34 554 _("ERROR : Bad or malformed request.") .
555 "</b><br>\n" .
556 _("Server responded: ") .
557 $tmp . "</font><br>\n";
8813fb15 558 error_box($string,$color);
559 exit;
560 }
69146537 561 }
9c737111 562}
85fc999e 563
bd9829d7 564function sqimap_get_user_server ($imap_server, $username) {
bd9829d7 565 if (substr($imap_server, 0, 4) != "map:") {
566 return $imap_server;
567 }
bd9829d7 568 $function = substr($imap_server, 4);
569 return $function($username);
570}
571
572/* This is an example that gets imapservers from yellowpages (NIS).
573 * you can simple put map:map_yp_alias in your $imap_server_address
574 * in config.php use your own function instead map_yp_alias to map your
575 * LDAP whatever way to find the users imapserver. */
576
577function map_yp_alias($username) {
578 $yp = `ypmatch $username aliases`;
579 return chop(substr($yp, strlen($username)+1));
580}
581
15e6162e 582?>