8fabfbbed3a6fd27f19f1efc5dee956bb070d9a3
[squirrelmail.git] / src / configtest.php
1 <?php
2
3 /**
4 * SquirrelMail configtest script
5 *
6 * @copyright &copy; 2003-2006 The SquirrelMail Project Team
7 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
8 * @version $Id$
9 * @package squirrelmail
10 * @subpackage config
11 */
12
13 /************************************************************
14 * NOTE: you do not need to change this script! *
15 * If it throws errors you need to adjust your config. *
16 ************************************************************/
17
18 // This script could really use some restructuring as it has grown quite rapidly
19 // but is not very 'clean'. Feel free to get some structure into this thing.
20
21 /** force verbose error reporting and turn on display of errors */
22 error_reporting(E_ALL);
23 ini_set('display_errors',1);
24
25 /** Blockcopy from init.php. Cleans globals. */
26 if ((bool) ini_get('register_globals') &&
27 strtolower(ini_get('register_globals'))!='off') {
28 /**
29 * Remove all globals that are not reserved by PHP
30 * 'value' and 'key' are used by foreach. Don't unset them inside foreach.
31 */
32 foreach ($GLOBALS as $key => $value) {
33 switch($key) {
34 case 'HTTP_POST_VARS':
35 case '_POST':
36 case 'HTTP_GET_VARS':
37 case '_GET':
38 case 'HTTP_COOKIE_VARS':
39 case '_COOKIE':
40 case 'HTTP_SERVER_VARS':
41 case '_SERVER':
42 case 'HTTP_ENV_VARS':
43 case '_ENV':
44 case 'HTTP_POST_FILES':
45 case '_FILES':
46 case '_REQUEST':
47 case 'HTTP_SESSION_VARS':
48 case '_SESSION':
49 case 'GLOBALS':
50 case 'key':
51 case 'value':
52 break;
53 default:
54 unset($GLOBALS[$key]);
55 }
56 }
57 // Unset variables used in foreach
58 unset($GLOBALS['key']);
59 unset($GLOBALS['value']);
60 }
61
62
63 /**
64 * Displays error messages and warnings
65 * @param string $str message
66 * @param boolean $fatal fatal error or only warning
67 */
68 function do_err($str, $fatal = TRUE) {
69 global $IND, $warnings;
70 $level = $fatal ? 'FATAL ERROR:' : 'WARNING:';
71 echo '<p>'.$IND.'<font color="red"><b>' . $level . '</b></font> ' .$str. "</p>\n";
72 if($fatal) {
73 echo '</body></html>';
74 exit;
75 } else {
76 $warnings++;
77 }
78 }
79
80 ob_implicit_flush();
81 /** @ignore */
82 define('SM_PATH', '../');
83 /** load minimal function set */
84 require(SM_PATH . 'functions/global.php');
85 require(SM_PATH . 'functions/strings.php');
86
87 /** set default value in order to block remote access */
88 $allow_remote_configtest=false;
89
90 /** Load all configuration files before output begins */
91
92 /* load default configuration */
93 require(SM_PATH . 'config/config_default.php');
94 /* reset arrays in default configuration */
95 $ldap_server = array();
96 $plugins = array();
97 $fontsets = array();
98 $theme = array();
99 $theme[0]['PATH'] = SM_PATH . 'themes/default_theme.php';
100 $theme[0]['NAME'] = 'Default';
101 $aTemplateSet = array();
102 $aTemplateSet[0]['ID'] = 'default';
103 $aTemplateSet[0]['NAME'] = 'Default';
104 /* load site configuration */
105 if (file_exists(SM_PATH . 'config/config.php')) {
106 require(SM_PATH . 'config/config.php');
107 }
108 /* load local configuration overrides */
109 if (file_exists(SM_PATH . 'config/config_local.php')) {
110 require(SM_PATH . 'config/config_local.php');
111 }
112
113 /** Warning counter */
114 $warnings = 0;
115
116 /** indent */
117 $IND = str_repeat('&nbsp;',4);
118
119 /**
120 * get_location starts session and must be run before output is started.
121 */
122 $test_location = get_location();
123
124 ?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
125 "http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
126 <html>
127 <head>
128 <meta name="robots" content="noindex,nofollow">
129 <title>SquirrelMail configtest</title>
130 </head>
131 <body>
132 <h1>SquirrelMail configtest</h1>
133
134 <p>This script will try to check some aspects of your SquirrelMail configuration
135 and point you to errors whereever it can find them. You need to go run <tt>conf.pl</tt>
136 in the <tt>config/</tt> directory first before you run this script.</p>
137
138 <?php
139
140 $included = array_map('basename', get_included_files() );
141 if(!in_array('config.php', $included)) {
142 if(!file_exists(SM_PATH . 'config/config.php')) {
143 do_err('Config file '.SM_PATH . 'config/config.php does not exist!<br />'.
144 'You need to run <tt>conf.pl</tt> first.');
145 }
146 do_err('Could not read '.SM_PATH.'config/config.php! Check file permissions.');
147 }
148 if(!in_array('strings.php', $included)) {
149 do_err('Could not include '.SM_PATH.'functions/strings.php!<br />'.
150 'Check permissions on that file.');
151 }
152
153 /* Block remote use of script */
154 if (! $allow_remote_configtest) {
155 sqGetGlobalVar('REMOTE_ADDR',$client_ip,SQ_SERVER);
156 sqGetGlobalVar('SERVER_ADDR',$server_ip,SQ_SERVER);
157
158 if ((! isset($client_ip) || $client_ip!='127.0.0.1') &&
159 (! isset($client_ip) || ! isset($server_ip) || $client_ip!=$server_ip)) {
160 do_err('Enable "Allow remote configtest" option in squirrelmail configuration in order to use this script.');
161 }
162 }
163 /* checking PHP specs */
164
165 echo "<p><table>\n<tr><td>SquirrelMail version:</td><td><b>" . $version . "</b></td></tr>\n" .
166 '<tr><td>Config file version:</td><td><b>' . $config_version . "</b></td></tr>\n" .
167 '<tr><td>Config file last modified:</td><td><b>' .
168 date ('d F Y H:i:s', filemtime(SM_PATH . 'config/config.php')) .
169 "</b></td></tr>\n</table>\n</p>\n\n";
170
171 /* check $config_version */
172 if ($config_version!='1.5.0') {
173 do_err('Configuration file version does not match required version. Please update your configuration file.');
174 }
175
176 echo "Checking PHP configuration...<br />\n";
177
178 if(!check_php_version(4,1,0)) {
179 do_err('Insufficient PHP version: '. PHP_VERSION . '! Minimum required: 4.1.0');
180 }
181
182 echo $IND . 'PHP version ' . PHP_VERSION . ' OK. (You have: ' . phpversion() . ". Minimum: 4.1.0)<br />\n";
183 /* test for boolean false and any string that is not equal to 'off' */
184 if ((bool) ini_get('register_globals') &&
185 strtolower(ini_get('register_globals'))!='off') {
186 do_err('You have register_globals turned on. This is not an error, but it CAN be a security hazard. Consider turning register_globals off.', false);
187 }
188 $php_exts = array('session','pcre');
189 $diff = array_diff($php_exts, get_loaded_extensions());
190 if(count($diff)) {
191 do_err('Required PHP extensions missing: '.implode(', ',$diff) );
192 }
193
194 echo $IND . "PHP extensions OK.<br />\n";
195
196 /* dangerous php settings */
197 /**
198 * mbstring.func_overload allows to replace original string and regexp functions
199 * with their equivalents from php mbstring extension. It causes problems when
200 * scripts analyze 8bit strings byte after byte or use 8bit strings in regexp tests.
201 * Setting can be controlled in php.ini (php 4.2.0), webserver config (php 4.2.0)
202 * and .htaccess files (php 4.3.5).
203 */
204 if (function_exists('mb_internal_encoding') &&
205 check_php_version(4,2,0) &&
206 (int)ini_get('mbstring.func_overload')!=0) {
207 $mb_error='You have enabled mbstring overloading.'
208 .' It can cause problems with SquirrelMail scripts that rely on single byte string functions.';
209 do_err($mb_error);
210 }
211
212 /* checking paths */
213
214 echo "Checking paths...<br />\n";
215
216 if(!file_exists($data_dir)) {
217 // data_dir is not that important in db_setups.
218 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
219 $data_dir_error = "Data dir ($data_dir) does not exist!\n";
220 echo $IND .'<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
221 } else {
222 do_err("Data dir ($data_dir) does not exist!");
223 }
224 }
225 // don't check if errors
226 if(!isset($data_dir_error) && !is_dir($data_dir)) {
227 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
228 $data_dir_error = "Data dir ($data_dir) is not a directory!\n";
229 echo $IND . '<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
230 } else {
231 do_err("Data dir ($data_dir) is not a directory!");
232 }
233 }
234 // datadir should be executable - but no clean way to test on that
235 if(!isset($data_dir_error) && !is_writable($data_dir)) {
236 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
237 $data_dir_error = "Data dir ($data_dir) is not writable!\n";
238 echo $IND . '<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
239 } else {
240 do_err("Data dir ($data_dir) is not writable!");
241 }
242 }
243
244 if (isset($data_dir_error)) {
245 echo " Some plugins might need access to data directory.<br />\n";
246 } else {
247 // todo_ornot: actually write something and read it back.
248 echo $IND . "Data dir OK.<br />\n";
249 }
250
251 if($data_dir == $attachment_dir) {
252 echo $IND . "Attachment dir is the same as data dir.<br />\n";
253 if (isset($data_dir_error)) {
254 do_err($data_dir_error);
255 }
256 } else {
257 if(!file_exists($attachment_dir)) {
258 do_err("Attachment dir ($attachment_dir) does not exist!");
259 }
260 if (!is_dir($attachment_dir)) {
261 do_err("Attachment dir ($attachment_dir) is not a directory!");
262 }
263 if (!is_writable($attachment_dir)) {
264 do_err("I cannot write to attachment dir ($attachment_dir)!");
265 }
266 echo $IND . "Attachment dir OK.<br />\n";
267 }
268
269
270 /* check plugins and themes */
271 //FIXME: check requirements given in plugin _info() function, such
272 // as required PHP extensions, Pear packages, other plugins, SM version, etc
273 // see development docs for list of returned info from that function
274 $bad_plugins = array(
275 'attachment_common', // Integrated into SquirrelMail 1.2 core
276 'auto_prune_sent', // Obsolete: See Proon Automatic Folder Pruning plugin
277 'compose_new_window', // Integrated into SquirrelMail 1.4 core
278 'delete_move_next', // Integrated into SquirrelMail 1.5 core
279 'disk_quota', // Obsolete: See Check Quota plugin
280 'email_priority', // Integrated into SquirrelMail 1.2 core
281 'emoticons', // Obsolete: See HTML Mail plugin
282 'focus_change', // Integrated into SquirrelMail 1.2 core
283 'folder_settings', // Integrated into SquirrelMail 1.5.1 core
284 'global_sql_addressbook', // Integrated into SquirrelMail 1.4 core
285 'hancock', // Not Working: See Random Signature Taglines plugin
286 'msg_flags', // Integrated into SquirrelMail 1.5.1 core
287 'message_source', // Added to SquirrelMail 1.4 Core Plugins (message_details)
288 'motd', // Integrated into SquirrelMail 1.2 core
289 'paginator', // Integrated into SquirrelMail 1.2 core
290 'printer_friendly', // Integrated into SquirrelMail 1.2 core
291 'procfilter', // Obsolete: See Server Side Filter plugin
292 'redhat_php_cgi_fix', // Integrated into SquirrelMail 1.1.1 core
293 'send_to_semicolon', // Integrated into SquirrelMail 1.4.1 core
294 'spamassassin', // Not working beyond SquirrelMail 1.2.7: See Spamassassin SpamFilter (Frontend) v2 plugin
295 'sqcalendar', // Added to SquirrelMail 1.2 Core Plugins (calendar)
296 'sqclock', // Integrated into SquirrelMail 1.2 core
297 'sql_squirrel_logger', // Obsolete: See Squirrel Logger plugin
298 'tmda', // Obsolete: See TMDA Tools plugin
299 'vacation', // Obsolete: See Vacation Local plugin
300 'view_as_html', // Integrated into SquirrelMail 1.5.1 core
301 'xmailer' // Integrated into SquirrelMail 1.2 core
302 );
303
304 if (isset($plugins[0])) {
305 foreach($plugins as $plugin) {
306 if(!file_exists(SM_PATH .'plugins/'.$plugin)) {
307 do_err('You have enabled the <i>'.$plugin.'</i> plugin, but I cannot find it.', FALSE);
308 } elseif (!is_readable(SM_PATH .'plugins/'.$plugin.'/setup.php')) {
309 do_err('You have enabled the <i>'.$plugin.'</i> plugin, but I cannot read its setup.php file.', FALSE);
310 } elseif (in_array($plugin, $bad_plugins)) {
311 do_err('You have enabled the <i>'.$plugin.'</i> plugin, which causes problems with this version of SquirrelMail. Please check the ReleaseNotes or other documentation for more information.', false);
312 }
313 }
314 // load plugin functions
315 include_once(SM_PATH . 'functions/plugin.php');
316 // turn on output buffering in order to prevent output of new lines
317 ob_start();
318 foreach ($plugins as $name) {
319 use_plugin($name);
320 }
321 // get output and remove whitespace
322 $output = trim(ob_get_contents());
323 ob_end_clean();
324 // if plugins output more than newlines and spacing, stop script execution.
325 if (!empty($output)) {
326 $plugin_load_error = 'Some output is produced when plugins are loaded.'
327 .' Usually it means error. Output said: '.htmlspecialchars($output);
328 do_err($plugin_load_error);
329 }
330 /**
331 * This hook was added in 1.5.2. Each plugins should print an error
332 * message and return TRUE if there are any errors in its setup/configuration.
333 */
334 $plugin_err = boolean_hook_function('configtest', $null);
335 if($plugin_err) {
336 do_err('Some plugin tests failed.');
337 } else {
338 echo $IND . "Plugins OK.<br />\n";
339 }
340 } else {
341 echo $IND . "Plugins are not enabled in config.<br />\n";
342 }
343 foreach($theme as $thm) {
344 if(!file_exists($thm['PATH'])) {
345 do_err('You have enabled the <i>'.$thm['NAME'].'</i> theme but I cannot find it ('.$thm['PATH'].').', FALSE);
346 } elseif(!is_readable($thm['PATH'])) {
347 do_err('You have enabled the <i>'.$thm['NAME'].'</i> theme but I cannot read it ('.$thm['PATH'].').', FALSE);
348 }
349 }
350
351 echo $IND . "Themes OK.<br />\n";
352
353 if ( $squirrelmail_default_language != 'en_US' ) {
354 $loc_path = SM_PATH .'locale/'.$squirrelmail_default_language.'/LC_MESSAGES/squirrelmail.mo';
355 if( ! file_exists( $loc_path ) ) {
356 do_err('You have set <i>' . $squirrelmail_default_language .
357 '</i> as your default language, but I cannot find this translation (should be '.
358 'in <tt>' . $loc_path . '</tt>). Please note that you have to download translations '.
359 'separately from the main SquirrelMail package.', FALSE);
360 } elseif ( ! is_readable( $loc_path ) ) {
361 do_err('You have set <i>' . $squirrelmail_default_language .
362 '</i> as your default language, but I cannot read this translation (file '.
363 'in <tt>' . $loc_path . '</tt> unreadable).', FALSE);
364 } else {
365 echo $IND . "Default language OK.<br />\n";
366 }
367 } else {
368 echo $IND . "Default language OK.<br />\n";
369 }
370
371 echo $IND . "Base URL detected as: <tt>" . htmlspecialchars($test_location) .
372 "</tt> (location base " . (empty($config_location_base) ? 'autodetected' : 'set to <tt>' .
373 htmlspecialchars($config_location_base)."</tt>") . ")<br />\n";
374
375 /* check minimal requirements for other security options */
376
377 /* imaps or ssmtp */
378 if($use_smtp_tls == 1 || $use_imap_tls == 1) {
379 if(!check_php_version(4,3,0)) {
380 do_err('You need at least PHP 4.3.0 for SMTP/IMAP TLS!');
381 }
382 if(!extension_loaded('openssl')) {
383 do_err('You need the openssl PHP extension to use SMTP/IMAP TLS!');
384 }
385 }
386 /* starttls extensions */
387 if($use_smtp_tls === 2 || $use_imap_tls === 2) {
388 if (! function_exists('stream_socket_enable_crypto')) {
389 do_err('If you want to use STARTTLS extension, you need stream_socket_enable_crypto() function from PHP 5.1.0 and newer.');
390 }
391 }
392 /* digest-md5 */
393 if ($smtp_auth_mech=='digest-md5' || $imap_auth_mech =='digest-md5') {
394 if (!extension_loaded('xml')) {
395 do_err('You need the PHP XML extension to use Digest-MD5 authentication!');
396 }
397 }
398
399 /* check outgoing mail */
400
401 echo "Checking outgoing mail service....<br />\n";
402
403 if($useSendmail) {
404 // is_executable also checks for existance, but we want to be as precise as possible with the errors
405 if(!file_exists($sendmail_path)) {
406 do_err("Location of sendmail program incorrect ($sendmail_path)!");
407 }
408 if(!is_executable($sendmail_path)) {
409 do_err("I cannot execute the sendmail program ($sendmail_path)!");
410 }
411
412 echo $IND . "sendmail OK<br />\n";
413 } else {
414 $stream = fsockopen( ($use_smtp_tls==1?'tls://':'').$smtpServerAddress, $smtpPort,
415 $errorNumber, $errorString);
416 if(!$stream) {
417 do_err("Error connecting to SMTP server \"$smtpServerAddress:$smtpPort\".".
418 "Server error: ($errorNumber) ".htmlspecialchars($errorString));
419 }
420
421 // check for SMTP code; should be 2xx to allow us access
422 $smtpline = fgets($stream, 1024);
423 if(((int) $smtpline{0}) > 3) {
424 do_err("Error connecting to SMTP server. Server error: ".
425 htmlspecialchars($smtpline));
426 }
427
428 /* smtp starttls checks */
429 if ($use_smtp_tls===2) {
430 // if something breaks, script should close smtp connection on exit.
431
432 // say helo
433 fwrite($stream,"EHLO $client_ip\r\n");
434
435 $ehlo=array();
436 $ehlo_error = false;
437 while ($line=fgets($stream, 1024)){
438 if (preg_match("/^250(-|\s)(\S*)\s+(\S.*)/",$line,$match)||
439 preg_match("/^250(-|\s)(\S*)\s+/",$line,$match)) {
440 if (!isset($match[3])) {
441 // simple one word extension
442 $ehlo[strtoupper($match[2])]='';
443 } else {
444 // ehlo-keyword + ehlo-param
445 $ehlo[strtoupper($match[2])]=trim($match[3]);
446 }
447 if ($match[1]==' ') {
448 $ret = $line;
449 break;
450 }
451 } else {
452 //
453 $ehlo_error = true;
454 $ehlo[]=$line;
455 break;
456 }
457 }
458 if ($ehlo_error) {
459 do_err('SMTP EHLO failed. You need ESMTP support for SMTP STARTTLS');
460 } elseif (!array_key_exists('STARTTLS',$ehlo)) {
461 do_err('STARTTLS support is not declared by SMTP server.');
462 }
463
464 fwrite($stream,"STARTTLS\r\n");
465 $starttls_response=fgets($stream, 1024);
466 if ($starttls_response[0]!=2) {
467 $starttls_cmd_err = 'SMTP STARTTLS failed. Server replied: '
468 .htmlspecialchars($starttls_response);
469 do_err($starttls_cmd_err);
470 } elseif(! stream_socket_enable_crypto($stream,true,STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
471 do_err('Failed to enable encryption on SMTP STARTTLS connection.');
472 } else {
473 echo $IND . "SMTP STARTTLS extension looks OK.<br />\n";
474 }
475 // According to RFC we should second ehlo call here.
476 }
477
478 fputs($stream, 'QUIT');
479 fclose($stream);
480 echo $IND . 'SMTP server OK (<tt><small>'.
481 trim(htmlspecialchars($smtpline))."</small></tt>)<br />\n";
482
483 /* POP before SMTP */
484 if($pop_before_smtp) {
485 $stream = fsockopen($smtpServerAddress, 110, $err_no, $err_str);
486 if (!$stream) {
487 do_err("Error connecting to POP Server ($smtpServerAddress:110) "
488 . $err_no . ' : ' . htmlspecialchars($err_str));
489 }
490
491 $tmp = fgets($stream, 1024);
492 if (substr($tmp, 0, 3) != '+OK') {
493 do_err("Error connecting to POP Server ($smtpServerAddress:110)"
494 . ' '.htmlspecialchars($tmp));
495 }
496 fputs($stream, 'QUIT');
497 fclose($stream);
498 echo $IND . "POP-before-SMTP OK.<br />\n";
499 }
500 }
501
502 /**
503 * Check the IMAP server
504 */
505 echo "Checking IMAP service....<br />\n";
506
507 /** Can we open a connection? */
508 $stream = fsockopen( ($use_imap_tls==1?'tls://':'').$imapServerAddress, $imapPort,
509 $errorNumber, $errorString);
510 if(!$stream) {
511 do_err("Error connecting to IMAP server \"$imapServerAddress:$imapPort\".".
512 "Server error: ($errorNumber) ".
513 htmlspecialchars($errorString));
514 }
515
516 /** Is the first response 'OK'? */
517 $imapline = fgets($stream, 1024);
518 if(substr($imapline, 0,4) != '* OK') {
519 do_err('Error connecting to IMAP server. Server error: '.
520 htmlspecialchars($imapline));
521 }
522
523 echo $IND . 'IMAP server ready (<tt><small>'.
524 htmlspecialchars(trim($imapline))."</small></tt>)<br />\n";
525
526 /** Check capabilities */
527 fputs($stream, "A001 CAPABILITY\r\n");
528 $capline = '';
529 while ($line=fgets($stream, 1024)){
530 if (preg_match("/A001.*/",$line)) {
531 break;
532 } else {
533 $capline.=$line;
534 }
535 }
536
537 /* don't display capabilities before STARTTLS */
538 if ($use_imap_tls===2 && stristr($capline, 'STARTTLS') === false) {
539 do_err('Your server doesn\'t support STARTTLS.');
540 } elseif($use_imap_tls===2) {
541 /* try starting starttls */
542 fwrite($stream,"A002 STARTTLS\r\n");
543 $starttls_line=fgets($stream, 1024);
544 if (! preg_match("/^A002 OK.*/i",$starttls_line)) {
545 $imap_starttls_err = 'IMAP STARTTLS failed. Server replied: '
546 .htmlspecialchars($starttls_line);
547 do_err($imap_starttls_err);
548 } elseif (! stream_socket_enable_crypto($stream,true,STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
549 do_err('Failed to enable encryption on IMAP connection.');
550 } else {
551 echo $IND . "IMAP STARTTLS extension looks OK.<br />\n";
552 }
553
554 // get new capability line
555 fwrite($stream,"A003 CAPABILITY\r\n");
556 $capline='';
557 while ($line=fgets($stream, 1024)){
558 if (preg_match("/A003.*/",$line)) {
559 break;
560 } else {
561 $capline.=$line;
562 }
563 }
564 }
565
566 echo $IND . 'Capabilities: <tt>'.htmlspecialchars($capline)."</tt><br />\n";
567
568 if($imap_auth_mech == 'login' && stristr($capline, 'LOGINDISABLED') !== FALSE) {
569 do_err('Your server doesn\'t allow plaintext logins. '.
570 'Try enabling another authentication mechanism like CRAM-MD5, DIGEST-MD5 or TLS-encryption '.
571 'in the SquirrelMail configuration.', FALSE);
572 }
573
574 if (stristr($capline, 'XMAGICTRASH') !== false) {
575 $magic_trash = 'It looks like IMAP_MOVE_EXPUNGE_TO_TRASH option is turned on '
576 .'in your Courier IMAP configuration. Courier does not provide tools that '
577 .'allow to detect folder used for Trash or commands are not documented. '
578 .'SquirrelMail can\'t detect special trash folder. SquirrelMail manages '
579 .'all message deletion or move operations internally and '
580 .'IMAP_MOVE_EXPUNGE_TO_TRASH option can cause errors in message and '
581 .'folder management operations. Please turn off IMAP_MOVE_EXPUNGE_TO_TRASH '
582 .'option in Courier imapd configuration.';
583 do_err($magic_trash,false);
584 }
585
586 /* add warning about IMAP delivery */
587 if (stristr($capline, 'XCOURIEROUTBOX') !== false) {
588 $courier_outbox = 'OUTBOX setting is enabled in your Courier imapd '
589 .'configuration. SquirrelMail uses standard SMTP protocol or sendmail '
590 .'binary to send emails. Courier IMAP delivery method is not supported'
591 .' and can create duplicate email messages.';
592 do_err($courier_outbox,false);
593 }
594
595 /** OK, close connection */
596 fputs($stream, "A004 LOGOUT\r\n");
597 fclose($stream);
598
599 echo "Checking internationalization (i18n) settings...<br />\n";
600 echo "$IND gettext - ";
601 if (function_exists('gettext')) {
602 echo 'Gettext functions are available.'
603 .' On some systems you must have appropriate system locales compiled.'
604 ."<br />\n";
605
606 /* optional setlocale() tests. Should work only on glibc systems. */
607 if (sqgetGlobalVar('testlocales',$testlocales,SQ_GET)) {
608 include_once(SM_PATH . 'include/languages.php');
609 echo $IND . $IND . 'Testing translations:<br>';
610 foreach ($languages as $lang_code => $lang_data) {
611 /* don't test aliases */
612 if (isset($lang_data['NAME'])) {
613 /* locale can be $lang_code or $lang_data['LOCALE'] */
614 if (isset($lang_data['LOCALE'])) {
615 $setlocale = $lang_data['LOCALE'];
616 } else {
617 $setlocale = $lang_code;
618 }
619 /* prepare information about tested locales */
620 if (is_array($setlocale)) {
621 $display_locale = implode(', ',$setlocale);
622 $locale_count = count($setlocale);
623 } else {
624 $display_locale = $setlocale;
625 $locale_count = 1;
626 }
627 $tested_locales_msg = 'Tested '.htmlspecialchars($display_locale).' '
628 .($locale_count>1 ? 'locales':'locale'). '.';
629
630 echo $IND . $IND .$IND . $lang_data['NAME'].' (' .$lang_code. ') - ';
631 $retlocale = sq_setlocale(LC_ALL,$setlocale);
632 if (is_bool($retlocale)) {
633 echo '<font color="red">unsupported</font>. ';
634 echo $tested_locales_msg;
635 } else {
636 echo 'supported. '
637 .$tested_locales_msg
638 .' setlocale() returned "'.htmlspecialchars($retlocale).'"';
639 }
640 echo "<br />\n";
641 }
642 }
643 echo $IND . $IND . '<a href="configtest.php">Don\'t test translations</a>';
644 } else {
645 echo $IND . $IND . '<a href="configtest.php?testlocales=1">Test translations</a>. '
646 .'This test is not accurate and might work only on some systems.'
647 ."\n";
648 }
649 echo "<br />\n";
650 /* end of translation tests */
651 } else {
652 echo 'Gettext functions are unavailable.'
653 .' SquirrelMail will use slower internal gettext functions.'
654 ."<br />\n";
655 }
656 echo "$IND mbstring - ";
657 if (function_exists('mb_detect_encoding')) {
658 echo "Mbstring functions are available.<br />\n";
659 } else {
660 echo 'Mbstring functions are unavailable.'
661 ." Japanese translation won't work.<br />\n";
662 }
663 echo "$IND recode - ";
664 if (function_exists('recode')) {
665 echo "Recode functions are available.<br />\n";
666 } elseif (isset($use_php_recode) && $use_php_recode) {
667 echo "Recode functions are unavailable.<br />\n";
668 do_err('Your configuration requires recode support, but recode support is missing.');
669 } else {
670 echo "Recode functions are unavailable.<br />\n";
671 }
672 echo "$IND iconv - ";
673 if (function_exists('iconv')) {
674 echo "Iconv functions are available.<br />\n";
675 } elseif (isset($use_php_iconv) && $use_php_iconv) {
676 echo "Iconv functions are unavailable.<br />\n";
677 do_err('Your configuration requires iconv support, but iconv support is missing.');
678 } else {
679 echo "Iconv functions are unavailable.<br />\n";
680 }
681 // same test as in include/init.php + date_default_timezone_set check
682 echo "$IND timezone - ";
683 if ( (!ini_get('safe_mode')) || function_exists('date_default_timezone_set') ||
684 !strcmp(ini_get('safe_mode_allowed_env_vars'),'') ||
685 preg_match('/^([\w_]+,)*TZ/', ini_get('safe_mode_allowed_env_vars')) ) {
686 echo "Webmail users can change their time zone settings. \n";
687 } else {
688 echo "Webmail users can't change their time zone settings. \n";
689 }
690 if (isset($_ENV['TZ'])) {
691 echo 'Default time zone is '.htmlspecialchars($_ENV['TZ']);
692 } else {
693 echo 'Current time zone is '.date('T');
694 }
695 echo ".<br />\n";
696
697 // Pear DB tests
698 echo "Checking database functions...<br />\n";
699 if($addrbook_dsn || $prefs_dsn || $addrbook_global_dsn) {
700 @include_once('DB.php');
701 if (class_exists('DB')) {
702 echo "$IND PHP Pear DB support is present.<br />\n";
703 $db_functions=array(
704 'dbase' => 'dbase_open',
705 'fbsql' => 'fbsql_connect',
706 'interbase' => 'ibase_connect',
707 'informix' => 'ifx_connect',
708 'msql' => 'msql_connect',
709 'mssql' => 'mssql_connect',
710 'mysql' => 'mysql_connect',
711 'mysqli' => 'mysqli_connect',
712 'oci8' => 'ocilogon',
713 'odbc' => 'odbc_connect',
714 'pgsql' => 'pg_connect',
715 'sqlite' => 'sqlite_open',
716 'sybase' => 'sybase_connect'
717 );
718
719 $dsns = array();
720 if($prefs_dsn) {
721 $dsns['preferences'] = $prefs_dsn;
722 }
723 if($addrbook_dsn) {
724 $dsns['addressbook'] = $addrbook_dsn;
725 }
726 if($addrbook_global_dsn) {
727 $dsns['global addressbook'] = $addrbook_global_dsn;
728 }
729
730 foreach($dsns as $type => $dsn) {
731 $aDsn = explode(':', $dsn);
732 $dbtype = array_shift($aDsn);
733 if(isset($db_functions[$dbtype]) && function_exists($db_functions[$dbtype])) {
734 echo "$IND$dbtype database support present.<br />\n";
735
736 // now, test this interface:
737
738 $dbh = DB::connect($dsn, true);
739 if (DB::isError($dbh)) {
740 do_err('Database error: '. htmlspecialchars(DB::errorMessage($dbh)) .
741 ' in ' .$type .' DSN.');
742 }
743 $dbh->disconnect();
744 echo "$IND$type database connect successful.<br />\n";
745
746 } else {
747 do_err($dbtype.' database support not present!');
748 }
749 }
750 } else {
751 $db_error='Required PHP PEAR DB support is not available.'
752 .' Is PEAR installed and is the include path set correctly to find <tt>DB.php</tt>?'
753 .' The include path is now:<tt>' . ini_get('include_path') . '</tt>.';
754 do_err($db_error);
755 }
756 } else {
757 echo $IND."not using database functionality.<br />\n";
758 }
759
760 // LDAP DB tests
761 echo "Checking LDAP functions...<br />\n";
762 if( empty($ldap_server) ) {
763 echo $IND."not using LDAP functionality.<br />\n";
764 } else {
765 if ( !function_exists('ldap_connect') ) {
766 do_err('Required LDAP support is not available.');
767 } else {
768 echo "$IND LDAP support present.<br />\n";
769 foreach ( $ldap_server as $param ) {
770
771 $linkid = @ldap_connect($param['host'], (empty($param['port']) ? 389 : $param['port']) );
772
773 if ( $linkid ) {
774 echo "$IND LDAP connect to ".$param['host']." successful: ".$linkid."<br />\n";
775
776 if ( !empty($param['protocol']) &&
777 !ldap_set_option($linkid, LDAP_OPT_PROTOCOL_VERSION, $param['protocol']) ) {
778 do_err('Unable to set LDAP protocol');
779 }
780
781 if ( empty($param['binddn']) ) {
782 $bind = @ldap_bind($linkid);
783 } else {
784 $bind = @ldap_bind($param['binddn'], $param['bindpw']);
785 }
786
787 if ( $bind ) {
788 echo "$IND LDAP Bind Successful <br />";
789 } else {
790 do_err('Unable to Bind to LDAP Server');
791 }
792
793 @ldap_close($linkid);
794 } else {
795 do_err('Connection to LDAP failed');
796 }
797 }
798 }
799 }
800
801 echo '<hr width="75%" align="center">';
802 echo '<h2 align="center">Summary</h2>';
803 $footer = '<hr width="75%" align="center">';
804 if ($warnings) {
805 echo '<p>No fatal errors were found, but there was at least 1 warning. Please check the flagged issue(s) carefully, as correcting them may prevent erratic, undefined, or incorrect behavior (or flat out breakage).</p>';
806 echo $footer;
807 } else {
808 print <<< EOF
809 <p>Congratulations, your SquirrelMail setup looks fine to me!</p>
810
811 <p><a href="login.php">Login now</a></p>
812
813 </body>
814 </html>
815 EOF;
816 echo $footer;
817 }
818 ?>