Re-enable plugins in configtest
[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 /** Load plugins */
114 global $disable_plugins;
115 $squirrelmail_plugin_hooks = array();
116 if (!$disable_plugins && file_exists(SM_PATH . 'config/plugin_hooks.php')) {
117 require(SM_PATH . 'config/plugin_hooks.php');
118 }
119
120 /** Warning counter */
121 $warnings = 0;
122
123 /** indent */
124 $IND = str_repeat('&nbsp;',4);
125
126 /**
127 * get_location starts session and must be run before output is started.
128 */
129 $test_location = get_location();
130
131 ?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
132 "http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
133 <html>
134 <head>
135 <meta name="robots" content="noindex,nofollow">
136 <title>SquirrelMail configtest</title>
137 </head>
138 <body>
139 <h1>SquirrelMail configtest</h1>
140
141 <p>This script will try to check some aspects of your SquirrelMail configuration
142 and point you to errors whereever it can find them. You need to go run <tt>conf.pl</tt>
143 in the <tt>config/</tt> directory first before you run this script.</p>
144
145 <?php
146
147 $included = array_map('basename', get_included_files() );
148 if(!in_array('config.php', $included)) {
149 if(!file_exists(SM_PATH . 'config/config.php')) {
150 do_err('Config file '.SM_PATH . 'config/config.php does not exist!<br />'.
151 'You need to run <tt>conf.pl</tt> first.');
152 }
153 do_err('Could not read '.SM_PATH.'config/config.php! Check file permissions.');
154 }
155 if(!in_array('strings.php', $included)) {
156 do_err('Could not include '.SM_PATH.'functions/strings.php!<br />'.
157 'Check permissions on that file.');
158 }
159
160 /* Block remote use of script */
161 if (! $allow_remote_configtest) {
162 sqGetGlobalVar('REMOTE_ADDR',$client_ip,SQ_SERVER);
163 sqGetGlobalVar('SERVER_ADDR',$server_ip,SQ_SERVER);
164
165 if ((! isset($client_ip) || $client_ip!='127.0.0.1') &&
166 (! isset($client_ip) || ! isset($server_ip) || $client_ip!=$server_ip)) {
167 do_err('Enable "Allow remote configtest" option in squirrelmail configuration in order to use this script.');
168 }
169 }
170 /* checking PHP specs */
171
172 echo "<p><table>\n<tr><td>SquirrelMail version:</td><td><b>" . $version . "</b></td></tr>\n" .
173 '<tr><td>Config file version:</td><td><b>' . $config_version . "</b></td></tr>\n" .
174 '<tr><td>Config file last modified:</td><td><b>' .
175 date ('d F Y H:i:s', filemtime(SM_PATH . 'config/config.php')) .
176 "</b></td></tr>\n</table>\n</p>\n\n";
177
178 /* check $config_version */
179 if ($config_version!='1.5.0') {
180 do_err('Configuration file version does not match required version. Please update your configuration file.');
181 }
182
183 echo "Checking PHP configuration...<br />\n";
184
185 if(!check_php_version(4,1,0)) {
186 do_err('Insufficient PHP version: '. PHP_VERSION . '! Minimum required: 4.1.0');
187 }
188
189 echo $IND . 'PHP version ' . PHP_VERSION . ' OK. (You have: ' . phpversion() . ". Minimum: 4.1.0)<br />\n";
190 /* test for boolean false and any string that is not equal to 'off' */
191 if ((bool) ini_get('register_globals') &&
192 strtolower(ini_get('register_globals'))!='off') {
193 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);
194 }
195 $php_exts = array('session','pcre');
196 $diff = array_diff($php_exts, get_loaded_extensions());
197 if(count($diff)) {
198 do_err('Required PHP extensions missing: '.implode(', ',$diff) );
199 }
200
201 echo $IND . "PHP extensions OK.<br />\n";
202
203 /* dangerous php settings */
204 /**
205 * mbstring.func_overload allows to replace original string and regexp functions
206 * with their equivalents from php mbstring extension. It causes problems when
207 * scripts analyze 8bit strings byte after byte or use 8bit strings in regexp tests.
208 * Setting can be controlled in php.ini (php 4.2.0), webserver config (php 4.2.0)
209 * and .htaccess files (php 4.3.5).
210 */
211 if (function_exists('mb_internal_encoding') &&
212 check_php_version(4,2,0) &&
213 (int)ini_get('mbstring.func_overload')!=0) {
214 $mb_error='You have enabled mbstring overloading.'
215 .' It can cause problems with SquirrelMail scripts that rely on single byte string functions.';
216 do_err($mb_error);
217 }
218
219 /* checking paths */
220
221 echo "Checking paths...<br />\n";
222
223 if(!file_exists($data_dir)) {
224 // data_dir is not that important in db_setups.
225 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
226 $data_dir_error = "Data dir ($data_dir) does not exist!\n";
227 echo $IND .'<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
228 } else {
229 do_err("Data dir ($data_dir) does not exist!");
230 }
231 }
232 // don't check if errors
233 if(!isset($data_dir_error) && !is_dir($data_dir)) {
234 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
235 $data_dir_error = "Data dir ($data_dir) is not a directory!\n";
236 echo $IND . '<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
237 } else {
238 do_err("Data dir ($data_dir) is not a directory!");
239 }
240 }
241 // datadir should be executable - but no clean way to test on that
242 if(!isset($data_dir_error) && !is_writable($data_dir)) {
243 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
244 $data_dir_error = "Data dir ($data_dir) is not writable!\n";
245 echo $IND . '<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
246 } else {
247 do_err("Data dir ($data_dir) is not writable!");
248 }
249 }
250
251 if (isset($data_dir_error)) {
252 echo " Some plugins might need access to data directory.<br />\n";
253 } else {
254 // todo_ornot: actually write something and read it back.
255 echo $IND . "Data dir OK.<br />\n";
256 }
257
258 if($data_dir == $attachment_dir) {
259 echo $IND . "Attachment dir is the same as data dir.<br />\n";
260 if (isset($data_dir_error)) {
261 do_err($data_dir_error);
262 }
263 } else {
264 if(!file_exists($attachment_dir)) {
265 do_err("Attachment dir ($attachment_dir) does not exist!");
266 }
267 if (!is_dir($attachment_dir)) {
268 do_err("Attachment dir ($attachment_dir) is not a directory!");
269 }
270 if (!is_writable($attachment_dir)) {
271 do_err("I cannot write to attachment dir ($attachment_dir)!");
272 }
273 echo $IND . "Attachment dir OK.<br />\n";
274 }
275
276
277 /* check plugins and themes */
278 //FIXME: check requirements given in plugin _info() function, such
279 // as required PHP extensions, Pear packages, other plugins, SM version, etc
280 // see development docs for list of returned info from that function
281 $bad_plugins = array(
282 'attachment_common', // Integrated into SquirrelMail 1.2 core
283 'auto_prune_sent', // Obsolete: See Proon Automatic Folder Pruning plugin
284 'compose_new_window', // Integrated into SquirrelMail 1.4 core
285 'delete_move_next', // Integrated into SquirrelMail 1.5 core
286 'disk_quota', // Obsolete: See Check Quota plugin
287 'email_priority', // Integrated into SquirrelMail 1.2 core
288 'emoticons', // Obsolete: See HTML Mail plugin
289 'focus_change', // Integrated into SquirrelMail 1.2 core
290 'folder_settings', // Integrated into SquirrelMail 1.5.1 core
291 'global_sql_addressbook', // Integrated into SquirrelMail 1.4 core
292 'hancock', // Not Working: See Random Signature Taglines plugin
293 'msg_flags', // Integrated into SquirrelMail 1.5.1 core
294 'message_source', // Added to SquirrelMail 1.4 Core Plugins (message_details)
295 'motd', // Integrated into SquirrelMail 1.2 core
296 'paginator', // Integrated into SquirrelMail 1.2 core
297 'printer_friendly', // Integrated into SquirrelMail 1.2 core
298 'procfilter', // Obsolete: See Server Side Filter plugin
299 'redhat_php_cgi_fix', // Integrated into SquirrelMail 1.1.1 core
300 'send_to_semicolon', // Integrated into SquirrelMail 1.4.1 core
301 'spamassassin', // Not working beyond SquirrelMail 1.2.7: See Spamassassin SpamFilter (Frontend) v2 plugin
302 'sqcalendar', // Added to SquirrelMail 1.2 Core Plugins (calendar)
303 'sqclock', // Integrated into SquirrelMail 1.2 core
304 'sql_squirrel_logger', // Obsolete: See Squirrel Logger plugin
305 'tmda', // Obsolete: See TMDA Tools plugin
306 'vacation', // Obsolete: See Vacation Local plugin
307 'view_as_html', // Integrated into SquirrelMail 1.5.1 core
308 'xmailer' // Integrated into SquirrelMail 1.2 core
309 );
310
311 if (isset($plugins[0])) {
312 foreach($plugins as $plugin) {
313 if(!file_exists(SM_PATH .'plugins/'.$plugin)) {
314 do_err('You have enabled the <i>'.$plugin.'</i> plugin, but I cannot find it.', FALSE);
315 } elseif (!is_readable(SM_PATH .'plugins/'.$plugin.'/setup.php')) {
316 do_err('You have enabled the <i>'.$plugin.'</i> plugin, but I cannot read its setup.php file.', FALSE);
317 } elseif (in_array($plugin, $bad_plugins)) {
318 do_err('You have enabled the <i>'.$plugin.'</i> plugin, which causes problems with this version of SquirrelMail. Please check the ReleaseNotes or other documentation for more information.', false);
319 }
320 }
321 // load plugin functions
322 include_once(SM_PATH . 'functions/plugin.php');
323 // turn on output buffering in order to prevent output of new lines
324 ob_start();
325 foreach ($plugins as $name) {
326 use_plugin($name);
327 }
328 // get output and remove whitespace
329 $output = trim(ob_get_contents());
330 ob_end_clean();
331 // if plugins output more than newlines and spacing, stop script execution.
332 if (!empty($output)) {
333 $plugin_load_error = 'Some output is produced when plugins are loaded.'
334 .' Usually it means error. Output said: '.htmlspecialchars($output);
335 do_err($plugin_load_error);
336 }
337 /**
338 * This hook was added in 1.5.2. Each plugins should print an error
339 * message and return TRUE if there are any errors in its setup/configuration.
340 */
341 $plugin_err = boolean_hook_function('configtest', $null);
342 if($plugin_err) {
343 do_err('Some plugin tests failed.');
344 } else {
345 echo $IND . "Plugins OK.<br />\n";
346 }
347 } else {
348 echo $IND . "Plugins are not enabled in config.<br />\n";
349 }
350 foreach($theme as $thm) {
351 if(!file_exists($thm['PATH'])) {
352 do_err('You have enabled the <i>'.$thm['NAME'].'</i> theme but I cannot find it ('.$thm['PATH'].').', FALSE);
353 } elseif(!is_readable($thm['PATH'])) {
354 do_err('You have enabled the <i>'.$thm['NAME'].'</i> theme but I cannot read it ('.$thm['PATH'].').', FALSE);
355 }
356 }
357
358 echo $IND . "Themes OK.<br />\n";
359
360 if ( $squirrelmail_default_language != 'en_US' ) {
361 $loc_path = SM_PATH .'locale/'.$squirrelmail_default_language.'/LC_MESSAGES/squirrelmail.mo';
362 if( ! file_exists( $loc_path ) ) {
363 do_err('You have set <i>' . $squirrelmail_default_language .
364 '</i> as your default language, but I cannot find this translation (should be '.
365 'in <tt>' . $loc_path . '</tt>). Please note that you have to download translations '.
366 'separately from the main SquirrelMail package.', FALSE);
367 } elseif ( ! is_readable( $loc_path ) ) {
368 do_err('You have set <i>' . $squirrelmail_default_language .
369 '</i> as your default language, but I cannot read this translation (file '.
370 'in <tt>' . $loc_path . '</tt> unreadable).', FALSE);
371 } else {
372 echo $IND . "Default language OK.<br />\n";
373 }
374 } else {
375 echo $IND . "Default language OK.<br />\n";
376 }
377
378 echo $IND . "Base URL detected as: <tt>" . htmlspecialchars($test_location) .
379 "</tt> (location base " . (empty($config_location_base) ? 'autodetected' : 'set to <tt>' .
380 htmlspecialchars($config_location_base)."</tt>") . ")<br />\n";
381
382 /* check minimal requirements for other security options */
383
384 /* imaps or ssmtp */
385 if($use_smtp_tls == 1 || $use_imap_tls == 1) {
386 if(!check_php_version(4,3,0)) {
387 do_err('You need at least PHP 4.3.0 for SMTP/IMAP TLS!');
388 }
389 if(!extension_loaded('openssl')) {
390 do_err('You need the openssl PHP extension to use SMTP/IMAP TLS!');
391 }
392 }
393 /* starttls extensions */
394 if($use_smtp_tls === 2 || $use_imap_tls === 2) {
395 if (! function_exists('stream_socket_enable_crypto')) {
396 do_err('If you want to use STARTTLS extension, you need stream_socket_enable_crypto() function from PHP 5.1.0 and newer.');
397 }
398 }
399 /* digest-md5 */
400 if ($smtp_auth_mech=='digest-md5' || $imap_auth_mech =='digest-md5') {
401 if (!extension_loaded('xml')) {
402 do_err('You need the PHP XML extension to use Digest-MD5 authentication!');
403 }
404 }
405
406 /* check outgoing mail */
407
408 echo "Checking outgoing mail service....<br />\n";
409
410 if($useSendmail) {
411 // is_executable also checks for existance, but we want to be as precise as possible with the errors
412 if(!file_exists($sendmail_path)) {
413 do_err("Location of sendmail program incorrect ($sendmail_path)!");
414 }
415 if(!is_executable($sendmail_path)) {
416 do_err("I cannot execute the sendmail program ($sendmail_path)!");
417 }
418
419 echo $IND . "sendmail OK<br />\n";
420 } else {
421 $stream = fsockopen( ($use_smtp_tls==1?'tls://':'').$smtpServerAddress, $smtpPort,
422 $errorNumber, $errorString);
423 if(!$stream) {
424 do_err("Error connecting to SMTP server \"$smtpServerAddress:$smtpPort\".".
425 "Server error: ($errorNumber) ".htmlspecialchars($errorString));
426 }
427
428 // check for SMTP code; should be 2xx to allow us access
429 $smtpline = fgets($stream, 1024);
430 if(((int) $smtpline{0}) > 3) {
431 do_err("Error connecting to SMTP server. Server error: ".
432 htmlspecialchars($smtpline));
433 }
434
435 /* smtp starttls checks */
436 if ($use_smtp_tls===2) {
437 // if something breaks, script should close smtp connection on exit.
438
439 // say helo
440 fwrite($stream,"EHLO $client_ip\r\n");
441
442 $ehlo=array();
443 $ehlo_error = false;
444 while ($line=fgets($stream, 1024)){
445 if (preg_match("/^250(-|\s)(\S*)\s+(\S.*)/",$line,$match)||
446 preg_match("/^250(-|\s)(\S*)\s+/",$line,$match)) {
447 if (!isset($match[3])) {
448 // simple one word extension
449 $ehlo[strtoupper($match[2])]='';
450 } else {
451 // ehlo-keyword + ehlo-param
452 $ehlo[strtoupper($match[2])]=trim($match[3]);
453 }
454 if ($match[1]==' ') {
455 $ret = $line;
456 break;
457 }
458 } else {
459 //
460 $ehlo_error = true;
461 $ehlo[]=$line;
462 break;
463 }
464 }
465 if ($ehlo_error) {
466 do_err('SMTP EHLO failed. You need ESMTP support for SMTP STARTTLS');
467 } elseif (!array_key_exists('STARTTLS',$ehlo)) {
468 do_err('STARTTLS support is not declared by SMTP server.');
469 }
470
471 fwrite($stream,"STARTTLS\r\n");
472 $starttls_response=fgets($stream, 1024);
473 if ($starttls_response[0]!=2) {
474 $starttls_cmd_err = 'SMTP STARTTLS failed. Server replied: '
475 .htmlspecialchars($starttls_response);
476 do_err($starttls_cmd_err);
477 } elseif(! stream_socket_enable_crypto($stream,true,STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
478 do_err('Failed to enable encryption on SMTP STARTTLS connection.');
479 } else {
480 echo $IND . "SMTP STARTTLS extension looks OK.<br />\n";
481 }
482 // According to RFC we should second ehlo call here.
483 }
484
485 fputs($stream, 'QUIT');
486 fclose($stream);
487 echo $IND . 'SMTP server OK (<tt><small>'.
488 trim(htmlspecialchars($smtpline))."</small></tt>)<br />\n";
489
490 /* POP before SMTP */
491 if($pop_before_smtp) {
492 $stream = fsockopen($smtpServerAddress, 110, $err_no, $err_str);
493 if (!$stream) {
494 do_err("Error connecting to POP Server ($smtpServerAddress:110) "
495 . $err_no . ' : ' . htmlspecialchars($err_str));
496 }
497
498 $tmp = fgets($stream, 1024);
499 if (substr($tmp, 0, 3) != '+OK') {
500 do_err("Error connecting to POP Server ($smtpServerAddress:110)"
501 . ' '.htmlspecialchars($tmp));
502 }
503 fputs($stream, 'QUIT');
504 fclose($stream);
505 echo $IND . "POP-before-SMTP OK.<br />\n";
506 }
507 }
508
509 /**
510 * Check the IMAP server
511 */
512 echo "Checking IMAP service....<br />\n";
513
514 /** Can we open a connection? */
515 $stream = fsockopen( ($use_imap_tls==1?'tls://':'').$imapServerAddress, $imapPort,
516 $errorNumber, $errorString);
517 if(!$stream) {
518 do_err("Error connecting to IMAP server \"$imapServerAddress:$imapPort\".".
519 "Server error: ($errorNumber) ".
520 htmlspecialchars($errorString));
521 }
522
523 /** Is the first response 'OK'? */
524 $imapline = fgets($stream, 1024);
525 if(substr($imapline, 0,4) != '* OK') {
526 do_err('Error connecting to IMAP server. Server error: '.
527 htmlspecialchars($imapline));
528 }
529
530 echo $IND . 'IMAP server ready (<tt><small>'.
531 htmlspecialchars(trim($imapline))."</small></tt>)<br />\n";
532
533 /** Check capabilities */
534 fputs($stream, "A001 CAPABILITY\r\n");
535 $capline = '';
536 while ($line=fgets($stream, 1024)){
537 if (preg_match("/A001.*/",$line)) {
538 break;
539 } else {
540 $capline.=$line;
541 }
542 }
543
544 /* don't display capabilities before STARTTLS */
545 if ($use_imap_tls===2 && stristr($capline, 'STARTTLS') === false) {
546 do_err('Your server doesn\'t support STARTTLS.');
547 } elseif($use_imap_tls===2) {
548 /* try starting starttls */
549 fwrite($stream,"A002 STARTTLS\r\n");
550 $starttls_line=fgets($stream, 1024);
551 if (! preg_match("/^A002 OK.*/i",$starttls_line)) {
552 $imap_starttls_err = 'IMAP STARTTLS failed. Server replied: '
553 .htmlspecialchars($starttls_line);
554 do_err($imap_starttls_err);
555 } elseif (! stream_socket_enable_crypto($stream,true,STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
556 do_err('Failed to enable encryption on IMAP connection.');
557 } else {
558 echo $IND . "IMAP STARTTLS extension looks OK.<br />\n";
559 }
560
561 // get new capability line
562 fwrite($stream,"A003 CAPABILITY\r\n");
563 $capline='';
564 while ($line=fgets($stream, 1024)){
565 if (preg_match("/A003.*/",$line)) {
566 break;
567 } else {
568 $capline.=$line;
569 }
570 }
571 }
572
573 echo $IND . 'Capabilities: <tt>'.htmlspecialchars($capline)."</tt><br />\n";
574
575 if($imap_auth_mech == 'login' && stristr($capline, 'LOGINDISABLED') !== FALSE) {
576 do_err('Your server doesn\'t allow plaintext logins. '.
577 'Try enabling another authentication mechanism like CRAM-MD5, DIGEST-MD5 or TLS-encryption '.
578 'in the SquirrelMail configuration.', FALSE);
579 }
580
581 if (stristr($capline, 'XMAGICTRASH') !== false) {
582 $magic_trash = 'It looks like IMAP_MOVE_EXPUNGE_TO_TRASH option is turned on '
583 .'in your Courier IMAP configuration. Courier does not provide tools that '
584 .'allow to detect folder used for Trash or commands are not documented. '
585 .'SquirrelMail can\'t detect special trash folder. SquirrelMail manages '
586 .'all message deletion or move operations internally and '
587 .'IMAP_MOVE_EXPUNGE_TO_TRASH option can cause errors in message and '
588 .'folder management operations. Please turn off IMAP_MOVE_EXPUNGE_TO_TRASH '
589 .'option in Courier imapd configuration.';
590 do_err($magic_trash,false);
591 }
592
593 /* add warning about IMAP delivery */
594 if (stristr($capline, 'XCOURIEROUTBOX') !== false) {
595 $courier_outbox = 'OUTBOX setting is enabled in your Courier imapd '
596 .'configuration. SquirrelMail uses standard SMTP protocol or sendmail '
597 .'binary to send emails. Courier IMAP delivery method is not supported'
598 .' and can create duplicate email messages.';
599 do_err($courier_outbox,false);
600 }
601
602 /** OK, close connection */
603 fputs($stream, "A004 LOGOUT\r\n");
604 fclose($stream);
605
606 echo "Checking internationalization (i18n) settings...<br />\n";
607 echo "$IND gettext - ";
608 if (function_exists('gettext')) {
609 echo 'Gettext functions are available.'
610 .' On some systems you must have appropriate system locales compiled.'
611 ."<br />\n";
612
613 /* optional setlocale() tests. Should work only on glibc systems. */
614 if (sqgetGlobalVar('testlocales',$testlocales,SQ_GET)) {
615 include_once(SM_PATH . 'include/languages.php');
616 echo $IND . $IND . 'Testing translations:<br>';
617 foreach ($languages as $lang_code => $lang_data) {
618 /* don't test aliases */
619 if (isset($lang_data['NAME'])) {
620 /* locale can be $lang_code or $lang_data['LOCALE'] */
621 if (isset($lang_data['LOCALE'])) {
622 $setlocale = $lang_data['LOCALE'];
623 } else {
624 $setlocale = $lang_code;
625 }
626 /* prepare information about tested locales */
627 if (is_array($setlocale)) {
628 $display_locale = implode(', ',$setlocale);
629 $locale_count = count($setlocale);
630 } else {
631 $display_locale = $setlocale;
632 $locale_count = 1;
633 }
634 $tested_locales_msg = 'Tested '.htmlspecialchars($display_locale).' '
635 .($locale_count>1 ? 'locales':'locale'). '.';
636
637 echo $IND . $IND .$IND . $lang_data['NAME'].' (' .$lang_code. ') - ';
638 $retlocale = sq_setlocale(LC_ALL,$setlocale);
639 if (is_bool($retlocale)) {
640 echo '<font color="red">unsupported</font>. ';
641 echo $tested_locales_msg;
642 } else {
643 echo 'supported. '
644 .$tested_locales_msg
645 .' setlocale() returned "'.htmlspecialchars($retlocale).'"';
646 }
647 echo "<br />\n";
648 }
649 }
650 echo $IND . $IND . '<a href="configtest.php">Don\'t test translations</a>';
651 } else {
652 echo $IND . $IND . '<a href="configtest.php?testlocales=1">Test translations</a>. '
653 .'This test is not accurate and might work only on some systems.'
654 ."\n";
655 }
656 echo "<br />\n";
657 /* end of translation tests */
658 } else {
659 echo 'Gettext functions are unavailable.'
660 .' SquirrelMail will use slower internal gettext functions.'
661 ."<br />\n";
662 }
663 echo "$IND mbstring - ";
664 if (function_exists('mb_detect_encoding')) {
665 echo "Mbstring functions are available.<br />\n";
666 } else {
667 echo 'Mbstring functions are unavailable.'
668 ." Japanese translation won't work.<br />\n";
669 }
670 echo "$IND recode - ";
671 if (function_exists('recode')) {
672 echo "Recode functions are available.<br />\n";
673 } elseif (isset($use_php_recode) && $use_php_recode) {
674 echo "Recode functions are unavailable.<br />\n";
675 do_err('Your configuration requires recode support, but recode support is missing.');
676 } else {
677 echo "Recode functions are unavailable.<br />\n";
678 }
679 echo "$IND iconv - ";
680 if (function_exists('iconv')) {
681 echo "Iconv functions are available.<br />\n";
682 } elseif (isset($use_php_iconv) && $use_php_iconv) {
683 echo "Iconv functions are unavailable.<br />\n";
684 do_err('Your configuration requires iconv support, but iconv support is missing.');
685 } else {
686 echo "Iconv functions are unavailable.<br />\n";
687 }
688 // same test as in include/init.php + date_default_timezone_set check
689 echo "$IND timezone - ";
690 if ( (!ini_get('safe_mode')) || function_exists('date_default_timezone_set') ||
691 !strcmp(ini_get('safe_mode_allowed_env_vars'),'') ||
692 preg_match('/^([\w_]+,)*TZ/', ini_get('safe_mode_allowed_env_vars')) ) {
693 echo "Webmail users can change their time zone settings. \n";
694 } else {
695 echo "Webmail users can't change their time zone settings. \n";
696 }
697 if (isset($_ENV['TZ'])) {
698 echo 'Default time zone is '.htmlspecialchars($_ENV['TZ']);
699 } else {
700 echo 'Current time zone is '.date('T');
701 }
702 echo ".<br />\n";
703
704 // Pear DB tests
705 echo "Checking database functions...<br />\n";
706 if($addrbook_dsn || $prefs_dsn || $addrbook_global_dsn) {
707 @include_once('DB.php');
708 if (class_exists('DB')) {
709 echo "$IND PHP Pear DB support is present.<br />\n";
710 $db_functions=array(
711 'dbase' => 'dbase_open',
712 'fbsql' => 'fbsql_connect',
713 'interbase' => 'ibase_connect',
714 'informix' => 'ifx_connect',
715 'msql' => 'msql_connect',
716 'mssql' => 'mssql_connect',
717 'mysql' => 'mysql_connect',
718 'mysqli' => 'mysqli_connect',
719 'oci8' => 'ocilogon',
720 'odbc' => 'odbc_connect',
721 'pgsql' => 'pg_connect',
722 'sqlite' => 'sqlite_open',
723 'sybase' => 'sybase_connect'
724 );
725
726 $dsns = array();
727 if($prefs_dsn) {
728 $dsns['preferences'] = $prefs_dsn;
729 }
730 if($addrbook_dsn) {
731 $dsns['addressbook'] = $addrbook_dsn;
732 }
733 if($addrbook_global_dsn) {
734 $dsns['global addressbook'] = $addrbook_global_dsn;
735 }
736
737 foreach($dsns as $type => $dsn) {
738 $aDsn = explode(':', $dsn);
739 $dbtype = array_shift($aDsn);
740 if(isset($db_functions[$dbtype]) && function_exists($db_functions[$dbtype])) {
741 echo "$IND$dbtype database support present.<br />\n";
742
743 // now, test this interface:
744
745 $dbh = DB::connect($dsn, true);
746 if (DB::isError($dbh)) {
747 do_err('Database error: '. htmlspecialchars(DB::errorMessage($dbh)) .
748 ' in ' .$type .' DSN.');
749 }
750 $dbh->disconnect();
751 echo "$IND$type database connect successful.<br />\n";
752
753 } else {
754 do_err($dbtype.' database support not present!');
755 }
756 }
757 } else {
758 $db_error='Required PHP PEAR DB support is not available.'
759 .' Is PEAR installed and is the include path set correctly to find <tt>DB.php</tt>?'
760 .' The include path is now:<tt>' . ini_get('include_path') . '</tt>.';
761 do_err($db_error);
762 }
763 } else {
764 echo $IND."not using database functionality.<br />\n";
765 }
766
767 // LDAP DB tests
768 echo "Checking LDAP functions...<br />\n";
769 if( empty($ldap_server) ) {
770 echo $IND."not using LDAP functionality.<br />\n";
771 } else {
772 if ( !function_exists('ldap_connect') ) {
773 do_err('Required LDAP support is not available.');
774 } else {
775 echo "$IND LDAP support present.<br />\n";
776 foreach ( $ldap_server as $param ) {
777
778 $linkid = @ldap_connect($param['host'], (empty($param['port']) ? 389 : $param['port']) );
779
780 if ( $linkid ) {
781 echo "$IND LDAP connect to ".$param['host']." successful: ".$linkid."<br />\n";
782
783 if ( !empty($param['protocol']) &&
784 !ldap_set_option($linkid, LDAP_OPT_PROTOCOL_VERSION, $param['protocol']) ) {
785 do_err('Unable to set LDAP protocol');
786 }
787
788 if ( empty($param['binddn']) ) {
789 $bind = @ldap_bind($linkid);
790 } else {
791 $bind = @ldap_bind($param['binddn'], $param['bindpw']);
792 }
793
794 if ( $bind ) {
795 echo "$IND LDAP Bind Successful <br />";
796 } else {
797 do_err('Unable to Bind to LDAP Server');
798 }
799
800 @ldap_close($linkid);
801 } else {
802 do_err('Connection to LDAP failed');
803 }
804 }
805 }
806 }
807
808 echo '<hr width="75%" align="center">';
809 echo '<h2 align="center">Summary</h2>';
810 $footer = '<hr width="75%" align="center">';
811 if ($warnings) {
812 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>';
813 echo $footer;
814 } else {
815 print <<< EOF
816 <p>Congratulations, your SquirrelMail setup looks fine to me!</p>
817
818 <p><a href="login.php">Login now</a></p>
819
820 </body>
821 </html>
822 EOF;
823 echo $footer;
824 }
825 ?>