Short PHP tags are against the SquirrelMail coding standards.
[squirrelmail.git] / src / configtest.php
CommitLineData
d1ae9d4c 1<?php
134e4174 2
30967a1e 3/**
d1ae9d4c 4 * SquirrelMail configtest script
5 *
4b5049de 6 * @copyright &copy; 2003-2007 The SquirrelMail Project Team
4b4abf93 7 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
30967a1e 8 * @version $Id$
9 * @package squirrelmail
10 * @subpackage config
d1ae9d4c 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
df758744 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
dda39a1a 21/** force verbose error reporting and turn on display of errors */
22error_reporting(E_ALL);
23ini_set('display_errors',1);
24
25/** Blockcopy from init.php. Cleans globals. */
26if ((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 $fatal fatal error or only warning
67 */
3a196538 68function do_err($str, $fatal = TRUE) {
f084f987 69 global $IND, $warnings;
70 $level = $fatal ? 'FATAL ERROR:' : 'WARNING:';
3a196538 71 echo '<p>'.$IND.'<font color="red"><b>' . $level . '</b></font> ' .$str. "</p>\n";
72 if($fatal) {
f084f987 73 echo '</body></html>';
74 exit;
3a196538 75 } else {
f084f987 76 $warnings++;
77 }
5b53b7e0 78}
79
5b53b7e0 80ob_implicit_flush();
30967a1e 81/** @ignore */
5b53b7e0 82define('SM_PATH', '../');
dda39a1a 83/** load minimal function set */
b37e457f 84require(SM_PATH . 'include/constants.php');
dda39a1a 85require(SM_PATH . 'functions/global.php');
86require(SM_PATH . 'functions/strings.php');
b37e457f 87$SQM_INTERNAL_VERSION = preg_split('/\./', SM_VERSION, 3);
88$SQM_INTERNAL_VERSION[2] = intval($SQM_INTERNAL_VERSION[2]);
5b53b7e0 89
dda39a1a 90/** set default value in order to block remote access */
d0184454 91$allow_remote_configtest=false;
92
dda39a1a 93/** Load all configuration files before output begins */
94
95/* load default configuration */
96require(SM_PATH . 'config/config_default.php');
97/* reset arrays in default configuration */
98$ldap_server = array();
99$plugins = array();
100$fontsets = array();
101$theme = array();
102$theme[0]['PATH'] = SM_PATH . 'themes/default_theme.php';
103$theme[0]['NAME'] = 'Default';
104$aTemplateSet = array();
105$aTemplateSet[0]['ID'] = 'default';
106$aTemplateSet[0]['NAME'] = 'Default';
107/* load site configuration */
5b53b7e0 108if (file_exists(SM_PATH . 'config/config.php')) {
dda39a1a 109 require(SM_PATH . 'config/config.php');
5b53b7e0 110}
dda39a1a 111/* load local configuration overrides */
112if (file_exists(SM_PATH . 'config/config_local.php')) {
113 require(SM_PATH . 'config/config_local.php');
114}
115
8459a9bb 116/** Load plugins */
117global $disable_plugins;
118$squirrelmail_plugin_hooks = array();
119if (!$disable_plugins && file_exists(SM_PATH . 'config/plugin_hooks.php')) {
120 require(SM_PATH . 'config/plugin_hooks.php');
121}
122
dda39a1a 123/** Warning counter */
124$warnings = 0;
125
126/** indent */
127$IND = str_repeat('&nbsp;',4);
c772f125 128
69792446 129/**
130 * get_location starts session and must be run before output is started.
131 */
132$test_location = get_location();
133
151562a7 134?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
135 "http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
d1ae9d4c 136<html>
137<head>
f084f987 138 <meta name="robots" content="noindex,nofollow">
139 <title>SquirrelMail configtest</title>
d1ae9d4c 140</head>
141<body>
142<h1>SquirrelMail configtest</h1>
143
144<p>This script will try to check some aspects of your SquirrelMail configuration
145and point you to errors whereever it can find them. You need to go run <tt>conf.pl</tt>
d18703d3 146in the <tt>config/</tt> directory first before you run this script.</p>
d1ae9d4c 147
148<?php
149
d1ae9d4c 150$included = array_map('basename', get_included_files() );
151if(!in_array('config.php', $included)) {
152 if(!file_exists(SM_PATH . 'config/config.php')) {
153 do_err('Config file '.SM_PATH . 'config/config.php does not exist!<br />'.
f084f987 154 'You need to run <tt>conf.pl</tt> first.');
d1ae9d4c 155 }
156 do_err('Could not read '.SM_PATH.'config/config.php! Check file permissions.');
157}
158if(!in_array('strings.php', $included)) {
159 do_err('Could not include '.SM_PATH.'functions/strings.php!<br />'.
f084f987 160 'Check permissions on that file.');
d1ae9d4c 161}
162
d0184454 163/* Block remote use of script */
164if (! $allow_remote_configtest) {
165 sqGetGlobalVar('REMOTE_ADDR',$client_ip,SQ_SERVER);
a15f9d93 166 sqGetGlobalVar('SERVER_ADDR',$server_ip,SQ_SERVER);
167
168 if ((! isset($client_ip) || $client_ip!='127.0.0.1') &&
f084f987 169 (! isset($client_ip) || ! isset($server_ip) || $client_ip!=$server_ip)) {
f8a1ed5a 170 do_err('Enable "Allow remote configtest" option in squirrelmail configuration in order to use this script.');
d0184454 171 }
172}
d1ae9d4c 173/* checking PHP specs */
174
b37e457f 175echo "<p><table>\n<tr><td>SquirrelMail version:</td><td><b>" . SM_VERSION . "</b></td></tr>\n" .
f084f987 176 '<tr><td>Config file version:</td><td><b>' . $config_version . "</b></td></tr>\n" .
177 '<tr><td>Config file last modified:</td><td><b>' .
178 date ('d F Y H:i:s', filemtime(SM_PATH . 'config/config.php')) .
179 "</b></td></tr>\n</table>\n</p>\n\n";
d1ae9d4c 180
c3da9f50 181/* check $config_version */
65efa982 182if ($config_version!='1.5.0') {
c3da9f50 183 do_err('Configuration file version does not match required version. Please update your configuration file.');
184}
a15f9d93 185
d1ae9d4c 186echo "Checking PHP configuration...<br />\n";
187
abd74f7d 188if(!check_php_version(4,1,0)) {
189 do_err('Insufficient PHP version: '. PHP_VERSION . '! Minimum required: 4.1.0');
d1ae9d4c 190}
191
3a196538 192echo $IND . 'PHP version ' . PHP_VERSION . ' OK. (You have: ' . phpversion() . ". Minimum: 4.1.0)<br />\n";
a3b99374 193/* test for boolean false and any string that is not equal to 'off' */
194if ((bool) ini_get('register_globals') &&
195 strtolower(ini_get('register_globals'))!='off') {
dda39a1a 196 do_err('You have register_globals turned on. This is not an error, but it CAN be a security hazard. Consider turning register_globals off.', false);
c772f125 197}
d1ae9d4c 198$php_exts = array('session','pcre');
199$diff = array_diff($php_exts, get_loaded_extensions());
200if(count($diff)) {
201 do_err('Required PHP extensions missing: '.implode(', ',$diff) );
202}
203
17fca61d 204echo $IND . "PHP extensions OK.<br />\n";
d1ae9d4c 205
8f186a2a 206/* dangerous php settings */
207/**
208 * mbstring.func_overload allows to replace original string and regexp functions
209 * with their equivalents from php mbstring extension. It causes problems when
d0184454 210 * scripts analyze 8bit strings byte after byte or use 8bit strings in regexp tests.
9211bcef 211 * Setting can be controlled in php.ini (php 4.2.0), webserver config (php 4.2.0)
8f186a2a 212 * and .htaccess files (php 4.3.5).
213 */
214if (function_exists('mb_internal_encoding') &&
9211bcef 215 check_php_version(4,2,0) &&
8f186a2a 216 (int)ini_get('mbstring.func_overload')!=0) {
217 $mb_error='You have enabled mbstring overloading.'
218 .' It can cause problems with SquirrelMail scripts that rely on single byte string functions.';
219 do_err($mb_error);
220}
d1ae9d4c 221
99c1c0d6 222/**
223 * Do not use SquirrelMail with magic_quotes_* on.
224 */
225if ( get_magic_quotes_runtime() || get_magic_quotes_gpc() ||
226 ( (bool) ini_get('magic_quotes_sybase') && ini_get('magic_quotes_sybase') != 'off' )
227 ) {
228 $magic_quotes_warning='You have enabled any one of <tt>magic_quotes_runtime</tt>, '
229 .'<tt>magic_quotes_gpc</tt> or <tt>magic_quotes_sybase</tt> in your PHP '
230 .'configuration. We recommend all those settings to be off. SquirrelMail '
231 .'may work with them on, but when experiencing stray backslashes in your mail '
232 .'or other strange behaviour, it may be advisable to turn them off.';
233 do_err($magic_quotes_warning,false);
234}
235
236
d1ae9d4c 237/* checking paths */
238
239echo "Checking paths...<br />\n";
240
241if(!file_exists($data_dir)) {
d0184454 242 // data_dir is not that important in db_setups.
243 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
244 $data_dir_error = "Data dir ($data_dir) does not exist!\n";
245 echo $IND .'<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
246 } else {
247 do_err("Data dir ($data_dir) does not exist!");
248 }
91e0dccc 249}
d0184454 250// don't check if errors
251if(!isset($data_dir_error) && !is_dir($data_dir)) {
252 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
253 $data_dir_error = "Data dir ($data_dir) is not a directory!\n";
254 echo $IND . '<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
255 } else {
256 do_err("Data dir ($data_dir) is not a directory!");
257 }
91e0dccc 258}
d4eaadbe 259// datadir should be executable - but no clean way to test on that
d0184454 260if(!isset($data_dir_error) && !is_writable($data_dir)) {
261 if (isset($prefs_dsn) && ! empty($prefs_dsn)) {
262 $data_dir_error = "Data dir ($data_dir) is not writable!\n";
263 echo $IND . '<font color="red"><b>ERROR:</b></font> ' . $data_dir_error;
264 } else {
265 do_err("Data dir ($data_dir) is not writable!");
266 }
d1ae9d4c 267}
268
d0184454 269if (isset($data_dir_error)) {
270 echo " Some plugins might need access to data directory.<br />\n";
271} else {
272 // todo_ornot: actually write something and read it back.
273 echo $IND . "Data dir OK.<br />\n";
274}
d1ae9d4c 275
276if($data_dir == $attachment_dir) {
277 echo $IND . "Attachment dir is the same as data dir.<br />\n";
d0184454 278 if (isset($data_dir_error)) {
279 do_err($data_dir_error);
280 }
d1ae9d4c 281} else {
282 if(!file_exists($attachment_dir)) {
283 do_err("Attachment dir ($attachment_dir) does not exist!");
91e0dccc 284 }
d1ae9d4c 285 if (!is_dir($attachment_dir)) {
286 do_err("Attachment dir ($attachment_dir) is not a directory!");
91e0dccc 287 }
d1ae9d4c 288 if (!is_writable($attachment_dir)) {
289 do_err("I cannot write to attachment dir ($attachment_dir)!");
290 }
291 echo $IND . "Attachment dir OK.<br />\n";
292}
293
294
646b17e0 295echo "Checking plugins...<br />\n";
296
d1ae9d4c 297/* check plugins and themes */
99a44bdc 298//FIXME: check requirements given in plugin _info() function, such
299// as required PHP extensions, Pear packages, other plugins, SM version, etc
300// see development docs for list of returned info from that function
f084f987 301$bad_plugins = array(
0880efc9 302 'attachment_common', // Integrated into SquirrelMail 1.2 core
eb7bd9b7 303 'auto_prune_sent', // Obsolete: See Proon Automatic Folder Pruning plugin
0880efc9 304 'compose_new_window', // Integrated into SquirrelMail 1.4 core
305 'delete_move_next', // Integrated into SquirrelMail 1.5 core
eb7bd9b7 306 'disk_quota', // Obsolete: See Check Quota plugin
0880efc9 307 'email_priority', // Integrated into SquirrelMail 1.2 core
eb7bd9b7 308 'emoticons', // Obsolete: See HTML Mail plugin
0880efc9 309 'focus_change', // Integrated into SquirrelMail 1.2 core
310 'folder_settings', // Integrated into SquirrelMail 1.5.1 core
311 'global_sql_addressbook', // Integrated into SquirrelMail 1.4 core
eb7bd9b7 312 'hancock', // Not Working: See Random Signature Taglines plugin
0880efc9 313 'msg_flags', // Integrated into SquirrelMail 1.5.1 core
314 'message_source', // Added to SquirrelMail 1.4 Core Plugins (message_details)
315 'motd', // Integrated into SquirrelMail 1.2 core
316 'paginator', // Integrated into SquirrelMail 1.2 core
317 'printer_friendly', // Integrated into SquirrelMail 1.2 core
eb7bd9b7 318 'procfilter', // Obsolete: See Server Side Filter plugin
0880efc9 319 'redhat_php_cgi_fix', // Integrated into SquirrelMail 1.1.1 core
320 'send_to_semicolon', // Integrated into SquirrelMail 1.4.1 core
321 'spamassassin', // Not working beyond SquirrelMail 1.2.7: See Spamassassin SpamFilter (Frontend) v2 plugin
322 'sqcalendar', // Added to SquirrelMail 1.2 Core Plugins (calendar)
323 'sqclock', // Integrated into SquirrelMail 1.2 core
eb7bd9b7 324 'sql_squirrel_logger', // Obsolete: See Squirrel Logger plugin
325 'tmda', // Obsolete: See TMDA Tools plugin
326 'vacation', // Obsolete: See Vacation Local plugin
0880efc9 327 'view_as_html', // Integrated into SquirrelMail 1.5.1 core
328 'xmailer' // Integrated into SquirrelMail 1.2 core
f084f987 329 );
3a196538 330
5b53b7e0 331if (isset($plugins[0])) {
332 foreach($plugins as $plugin) {
333 if(!file_exists(SM_PATH .'plugins/'.$plugin)) {
f084f987 334 do_err('You have enabled the <i>'.$plugin.'</i> plugin, but I cannot find it.', FALSE);
5b53b7e0 335 } elseif (!is_readable(SM_PATH .'plugins/'.$plugin.'/setup.php')) {
f084f987 336 do_err('You have enabled the <i>'.$plugin.'</i> plugin, but I cannot read its setup.php file.', FALSE);
337 } elseif (in_array($plugin, $bad_plugins)) {
338 do_err('You have enabled the <i>'.$plugin.'</i> plugin, which causes problems with this version of SquirrelMail. Please check the ReleaseNotes or other documentation for more information.', false);
339 }
d1ae9d4c 340 }
69792446 341 // load plugin functions
342 include_once(SM_PATH . 'functions/plugin.php');
343 // turn on output buffering in order to prevent output of new lines
344 ob_start();
345 foreach ($plugins as $name) {
346 use_plugin($name);
347 }
348 // get output and remove whitespace
349 $output = trim(ob_get_contents());
350 ob_end_clean();
351 // if plugins output more than newlines and spacing, stop script execution.
352 if (!empty($output)) {
c13b8d16 353 $plugin_load_error = 'Some output is produced when plugins are loaded. Usually this means there is an error in one of the plugin setup or configuration files. The output was: '.htmlspecialchars($output);
69792446 354 do_err($plugin_load_error);
355 }
56f9bb83 356 /**
357 * Print plugin versions
358 */
56f9bb83 359 echo $IND . "Plugin versions...<br />\n";
360 foreach ($plugins as $name) {
d95b10b3 361 $plugin_version = get_plugin_version($name);
fc6228e4 362 echo $IND . $IND . $name . ' ' . (empty($plugin_version) ? '??' : $plugin_version) . "<br />\n";
2cbaf68d 363
364 // check if this plugin has any other plugin
365 // dependencies and if they are satisfied
366 //
367 $failed_dependencies = check_plugin_dependencies($name);
368 if (is_array($failed_dependencies)) {
369 $missing_plugins = '';
fc6228e4 370 foreach ($failed_dependencies as $depend_name => $depend_requirements) {
371 $missing_plugins .= ', ' . $depend_name . ' (version ' . $depend_requirements['version'] . ', ' . ($depend_requirements['activate'] ? 'must be activated' : 'need not be activated') . ')';
2cbaf68d 372 }
373 do_err($name . ' is missing some dependencies: ' . trim($missing_plugins, ', '), FALSE);
374 }
375
56f9bb83 376 }
69792446 377 /**
97ae6d06 378 * This hook was added in 1.5.2 and 1.4.10. Each plugins should print an error
6e515418 379 * message and return TRUE if there are any errors in its setup/configuration.
69792446 380 */
62fb877b 381 $plugin_err = boolean_hook_function('configtest', $null, 1);
69792446 382 if($plugin_err) {
383 do_err('Some plugin tests failed.');
384 } else {
385 echo $IND . "Plugins OK.<br />\n";
386 }
5b53b7e0 387} else {
388 echo $IND . "Plugins are not enabled in config.<br />\n";
d1ae9d4c 389}
d1ae9d4c 390foreach($theme as $thm) {
391 if(!file_exists($thm['PATH'])) {
392 do_err('You have enabled the <i>'.$thm['NAME'].'</i> theme but I cannot find it ('.$thm['PATH'].').', FALSE);
393 } elseif(!is_readable($thm['PATH'])) {
394 do_err('You have enabled the <i>'.$thm['NAME'].'</i> theme but I cannot read it ('.$thm['PATH'].').', FALSE);
395 }
396}
397
398echo $IND . "Themes OK.<br />\n";
399
07337c9b 400if ( $squirrelmail_default_language != 'en_US' ) {
401 $loc_path = SM_PATH .'locale/'.$squirrelmail_default_language.'/LC_MESSAGES/squirrelmail.mo';
402 if( ! file_exists( $loc_path ) ) {
f8a1ed5a 403 do_err('You have set <i>' . $squirrelmail_default_language .
f084f987 404 '</i> as your default language, but I cannot find this translation (should be '.
405 'in <tt>' . $loc_path . '</tt>). Please note that you have to download translations '.
406 'separately from the main SquirrelMail package.', FALSE);
07337c9b 407 } elseif ( ! is_readable( $loc_path ) ) {
f8a1ed5a 408 do_err('You have set <i>' . $squirrelmail_default_language .
f084f987 409 '</i> as your default language, but I cannot read this translation (file '.
410 'in <tt>' . $loc_path . '</tt> unreadable).', FALSE);
07337c9b 411 } else {
412 echo $IND . "Default language OK.<br />\n";
413 }
414} else {
415 echo $IND . "Default language OK.<br />\n";
416}
417
74530cf4 418echo $IND . "Base URL detected as: <tt>" . htmlspecialchars($test_location) .
419 "</tt> (location base " . (empty($config_location_base) ? 'autodetected' : 'set to <tt>' .
420 htmlspecialchars($config_location_base)."</tt>") . ")<br />\n";
23649466 421
a15f9d93 422/* check minimal requirements for other security options */
d1ae9d4c 423
a15f9d93 424/* imaps or ssmtp */
425if($use_smtp_tls == 1 || $use_imap_tls == 1) {
d1ae9d4c 426 if(!check_php_version(4,3,0)) {
427 do_err('You need at least PHP 4.3.0 for SMTP/IMAP TLS!');
428 }
429 if(!extension_loaded('openssl')) {
430 do_err('You need the openssl PHP extension to use SMTP/IMAP TLS!');
431 }
432}
a15f9d93 433/* starttls extensions */
1c4f110f 434if($use_smtp_tls === 2 || $use_imap_tls === 2) {
a15f9d93 435 if (! function_exists('stream_socket_enable_crypto')) {
436 do_err('If you want to use STARTTLS extension, you need stream_socket_enable_crypto() function from PHP 5.1.0 and newer.');
437 }
438}
439/* digest-md5 */
440if ($smtp_auth_mech=='digest-md5' || $imap_auth_mech =='digest-md5') {
441 if (!extension_loaded('xml')) {
442 do_err('You need the PHP XML extension to use Digest-MD5 authentication!');
443 }
444}
445
446/* check outgoing mail */
d1ae9d4c 447
448echo "Checking outgoing mail service....<br />\n";
449
450if($useSendmail) {
451 // is_executable also checks for existance, but we want to be as precise as possible with the errors
452 if(!file_exists($sendmail_path)) {
453 do_err("Location of sendmail program incorrect ($sendmail_path)!");
91e0dccc 454 }
d1ae9d4c 455 if(!is_executable($sendmail_path)) {
456 do_err("I cannot execute the sendmail program ($sendmail_path)!");
457 }
458
459 echo $IND . "sendmail OK<br />\n";
460} else {
a15f9d93 461 $stream = fsockopen( ($use_smtp_tls==1?'tls://':'').$smtpServerAddress, $smtpPort,
f084f987 462 $errorNumber, $errorString);
d1ae9d4c 463 if(!$stream) {
464 do_err("Error connecting to SMTP server \"$smtpServerAddress:$smtpPort\".".
f084f987 465 "Server error: ($errorNumber) ".htmlspecialchars($errorString));
d1ae9d4c 466 }
467
468 // check for SMTP code; should be 2xx to allow us access
469 $smtpline = fgets($stream, 1024);
470 if(((int) $smtpline{0}) > 3) {
9c941728 471 do_err("Error connecting to SMTP server. Server error: ".
f084f987 472 htmlspecialchars($smtpline));
d1ae9d4c 473 }
474
a15f9d93 475 /* smtp starttls checks */
1c4f110f 476 if ($use_smtp_tls===2) {
a15f9d93 477 // if something breaks, script should close smtp connection on exit.
478
479 // say helo
480 fwrite($stream,"EHLO $client_ip\r\n");
481
482 $ehlo=array();
483 $ehlo_error = false;
484 while ($line=fgets($stream, 1024)){
485 if (preg_match("/^250(-|\s)(\S*)\s+(\S.*)/",$line,$match)||
f084f987 486 preg_match("/^250(-|\s)(\S*)\s+/",$line,$match)) {
a15f9d93 487 if (!isset($match[3])) {
488 // simple one word extension
489 $ehlo[strtoupper($match[2])]='';
490 } else {
491 // ehlo-keyword + ehlo-param
492 $ehlo[strtoupper($match[2])]=trim($match[3]);
493 }
494 if ($match[1]==' ') {
495 $ret = $line;
496 break;
497 }
498 } else {
499 //
500 $ehlo_error = true;
501 $ehlo[]=$line;
502 break;
503 }
504 }
505 if ($ehlo_error) {
506 do_err('SMTP EHLO failed. You need ESMTP support for SMTP STARTTLS');
507 } elseif (!array_key_exists('STARTTLS',$ehlo)) {
508 do_err('STARTTLS support is not declared by SMTP server.');
509 }
510
511 fwrite($stream,"STARTTLS\r\n");
512 $starttls_response=fgets($stream, 1024);
513 if ($starttls_response[0]!=2) {
514 $starttls_cmd_err = 'SMTP STARTTLS failed. Server replied: '
515 .htmlspecialchars($starttls_response);
516 do_err($starttls_cmd_err);
517 } elseif(! stream_socket_enable_crypto($stream,true,STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
518 do_err('Failed to enable encryption on SMTP STARTTLS connection.');
519 } else {
520 echo $IND . "SMTP STARTTLS extension looks OK.<br />\n";
521 }
522 // According to RFC we should second ehlo call here.
523 }
524
d1ae9d4c 525 fputs($stream, 'QUIT');
526 fclose($stream);
9c941728 527 echo $IND . 'SMTP server OK (<tt><small>'.
f084f987 528 trim(htmlspecialchars($smtpline))."</small></tt>)<br />\n";
d1ae9d4c 529
530 /* POP before SMTP */
531 if($pop_before_smtp) {
532 $stream = fsockopen($smtpServerAddress, 110, $err_no, $err_str);
533 if (!$stream) {
9c941728 534 do_err("Error connecting to POP Server ($smtpServerAddress:110) "
f084f987 535 . $err_no . ' : ' . htmlspecialchars($err_str));
d1ae9d4c 536 }
537
538 $tmp = fgets($stream, 1024);
539 if (substr($tmp, 0, 3) != '+OK') {
540 do_err("Error connecting to POP Server ($smtpServerAddress:110)"
f084f987 541 . ' '.htmlspecialchars($tmp));
d1ae9d4c 542 }
543 fputs($stream, 'QUIT');
544 fclose($stream);
545 echo $IND . "POP-before-SMTP OK.<br />\n";
546 }
547}
548
df758744 549/**
550 * Check the IMAP server
551 */
d1ae9d4c 552echo "Checking IMAP service....<br />\n";
553
df758744 554/** Can we open a connection? */
a15f9d93 555$stream = fsockopen( ($use_imap_tls==1?'tls://':'').$imapServerAddress, $imapPort,
f084f987 556 $errorNumber, $errorString);
d1ae9d4c 557if(!$stream) {
70b71161 558 do_err("Error connecting to IMAP server \"$imapServerAddress:$imapPort\".".
f084f987 559 "Server error: ($errorNumber) ".
560 htmlspecialchars($errorString));
d1ae9d4c 561}
562
df758744 563/** Is the first response 'OK'? */
d1ae9d4c 564$imapline = fgets($stream, 1024);
565if(substr($imapline, 0,4) != '* OK') {
f084f987 566 do_err('Error connecting to IMAP server. Server error: '.
567 htmlspecialchars($imapline));
d1ae9d4c 568}
569
df758744 570echo $IND . 'IMAP server ready (<tt><small>'.
9c941728 571 htmlspecialchars(trim($imapline))."</small></tt>)<br />\n";
d1ae9d4c 572
df758744 573/** Check capabilities */
574fputs($stream, "A001 CAPABILITY\r\n");
a15f9d93 575$capline = '';
576while ($line=fgets($stream, 1024)){
f084f987 577 if (preg_match("/A001.*/",$line)) {
578 break;
579 } else {
580 $capline.=$line;
581 }
a15f9d93 582}
583
584/* don't display capabilities before STARTTLS */
1c4f110f 585if ($use_imap_tls===2 && stristr($capline, 'STARTTLS') === false) {
a15f9d93 586 do_err('Your server doesn\'t support STARTTLS.');
1c4f110f 587} elseif($use_imap_tls===2) {
a15f9d93 588 /* try starting starttls */
589 fwrite($stream,"A002 STARTTLS\r\n");
590 $starttls_line=fgets($stream, 1024);
591 if (! preg_match("/^A002 OK.*/i",$starttls_line)) {
592 $imap_starttls_err = 'IMAP STARTTLS failed. Server replied: '
f084f987 593 .htmlspecialchars($starttls_line);
a15f9d93 594 do_err($imap_starttls_err);
595 } elseif (! stream_socket_enable_crypto($stream,true,STREAM_CRYPTO_METHOD_TLS_CLIENT)) {
596 do_err('Failed to enable encryption on IMAP connection.');
597 } else {
598 echo $IND . "IMAP STARTTLS extension looks OK.<br />\n";
599 }
600
601 // get new capability line
602 fwrite($stream,"A003 CAPABILITY\r\n");
603 $capline='';
604 while ($line=fgets($stream, 1024)){
605 if (preg_match("/A003.*/",$line)) {
606 break;
607 } else {
608 $capline.=$line;
609 }
610 }
611}
df758744 612
613echo $IND . 'Capabilities: <tt>'.htmlspecialchars($capline)."</tt><br />\n";
614
615if($imap_auth_mech == 'login' && stristr($capline, 'LOGINDISABLED') !== FALSE) {
616 do_err('Your server doesn\'t allow plaintext logins. '.
f084f987 617 'Try enabling another authentication mechanism like CRAM-MD5, DIGEST-MD5 or TLS-encryption '.
618 'in the SquirrelMail configuration.', FALSE);
df758744 619}
df758744 620
ceb7ad3c 621if (stristr($capline, 'XMAGICTRASH') !== false) {
622 $magic_trash = 'It looks like IMAP_MOVE_EXPUNGE_TO_TRASH option is turned on '
623 .'in your Courier IMAP configuration. Courier does not provide tools that '
624 .'allow to detect folder used for Trash or commands are not documented. '
625 .'SquirrelMail can\'t detect special trash folder. SquirrelMail manages '
626 .'all message deletion or move operations internally and '
627 .'IMAP_MOVE_EXPUNGE_TO_TRASH option can cause errors in message and '
628 .'folder management operations. Please turn off IMAP_MOVE_EXPUNGE_TO_TRASH '
629 .'option in Courier imapd configuration.';
630 do_err($magic_trash,false);
631}
632
0fa9bde7 633/* add warning about IMAP delivery */
634if (stristr($capline, 'XCOURIEROUTBOX') !== false) {
635 $courier_outbox = 'OUTBOX setting is enabled in your Courier imapd '
636 .'configuration. SquirrelMail uses standard SMTP protocol or sendmail '
637 .'binary to send emails. Courier IMAP delivery method is not supported'
638 .' and can create duplicate email messages.';
639 do_err($courier_outbox,false);
640}
641
df758744 642/** OK, close connection */
a15f9d93 643fputs($stream, "A004 LOGOUT\r\n");
df758744 644fclose($stream);
645
17fca61d 646echo "Checking internationalization (i18n) settings...<br />\n";
0ed3bdc3 647echo "$IND gettext - ";
648if (function_exists('gettext')) {
8f186a2a 649 echo 'Gettext functions are available.'
650 .' On some systems you must have appropriate system locales compiled.'
651 ."<br />\n";
fd72907b 652
653 /* optional setlocale() tests. Should work only on glibc systems. */
654 if (sqgetGlobalVar('testlocales',$testlocales,SQ_GET)) {
867fed37 655 include_once(SM_PATH . 'include/languages.php');
fd72907b 656 echo $IND . $IND . 'Testing translations:<br>';
657 foreach ($languages as $lang_code => $lang_data) {
658 /* don't test aliases */
659 if (isset($lang_data['NAME'])) {
660 /* locale can be $lang_code or $lang_data['LOCALE'] */
661 if (isset($lang_data['LOCALE'])) {
662 $setlocale = $lang_data['LOCALE'];
663 } else {
664 $setlocale = $lang_code;
665 }
666 /* prepare information about tested locales */
667 if (is_array($setlocale)) {
668 $display_locale = implode(', ',$setlocale);
669 $locale_count = count($setlocale);
670 } else {
671 $display_locale = $setlocale;
672 $locale_count = 1;
673 }
674 $tested_locales_msg = 'Tested '.htmlspecialchars($display_locale).' '
675 .($locale_count>1 ? 'locales':'locale'). '.';
676
677 echo $IND . $IND .$IND . $lang_data['NAME'].' (' .$lang_code. ') - ';
678 $retlocale = sq_setlocale(LC_ALL,$setlocale);
679 if (is_bool($retlocale)) {
680 echo '<font color="red">unsupported</font>. ';
681 echo $tested_locales_msg;
682 } else {
683 echo 'supported. '
684 .$tested_locales_msg
685 .' setlocale() returned "'.htmlspecialchars($retlocale).'"';
686 }
687 echo "<br />\n";
688 }
689 }
690 echo $IND . $IND . '<a href="configtest.php">Don\'t test translations</a>';
691 } else {
692 echo $IND . $IND . '<a href="configtest.php?testlocales=1">Test translations</a>. '
693 .'This test is not accurate and might work only on some systems.'
694 ."\n";
695 }
696 echo "<br />\n";
697 /* end of translation tests */
0ed3bdc3 698} else {
8f186a2a 699 echo 'Gettext functions are unavailable.'
700 .' SquirrelMail will use slower internal gettext functions.'
701 ."<br />\n";
0ed3bdc3 702}
703echo "$IND mbstring - ";
704if (function_exists('mb_detect_encoding')) {
705 echo "Mbstring functions are available.<br />\n";
706} else {
8f186a2a 707 echo 'Mbstring functions are unavailable.'
708 ." Japanese translation won't work.<br />\n";
0ed3bdc3 709}
710echo "$IND recode - ";
711if (function_exists('recode')) {
712 echo "Recode functions are available.<br />\n";
ba17b6c7 713} elseif (isset($use_php_recode) && $use_php_recode) {
0ed3bdc3 714 echo "Recode functions are unavailable.<br />\n";
715 do_err('Your configuration requires recode support, but recode support is missing.');
716} else {
717 echo "Recode functions are unavailable.<br />\n";
718}
719echo "$IND iconv - ";
720if (function_exists('iconv')) {
721 echo "Iconv functions are available.<br />\n";
ba17b6c7 722} elseif (isset($use_php_iconv) && $use_php_iconv) {
0ed3bdc3 723 echo "Iconv functions are unavailable.<br />\n";
724 do_err('Your configuration requires iconv support, but iconv support is missing.');
725} else {
726 echo "Iconv functions are unavailable.<br />\n";
727}
867fed37 728// same test as in include/init.php + date_default_timezone_set check
0ed3bdc3 729echo "$IND timezone - ";
867fed37 730if ( (!ini_get('safe_mode')) || function_exists('date_default_timezone_set') ||
f084f987 731 !strcmp(ini_get('safe_mode_allowed_env_vars'),'') ||
732 preg_match('/^([\w_]+,)*TZ/', ini_get('safe_mode_allowed_env_vars')) ) {
fd72907b 733 echo "Webmail users can change their time zone settings. \n";
0ed3bdc3 734} else {
fd72907b 735 echo "Webmail users can't change their time zone settings. \n";
4764a7ff 736}
fd72907b 737if (isset($_ENV['TZ'])) {
738 echo 'Default time zone is '.htmlspecialchars($_ENV['TZ']);
739} else {
740 echo 'Current time zone is '.date('T');
741}
742echo ".<br />\n";
d18703d3 743
4764a7ff 744// Pear DB tests
d18703d3 745echo "Checking database functions...<br />\n";
746if($addrbook_dsn || $prefs_dsn || $addrbook_global_dsn) {
134e4174 747 @include_once('DB.php');
748 if (class_exists('DB')) {
749 echo "$IND PHP Pear DB support is present.<br />\n";
750 $db_functions=array(
f084f987 751 'dbase' => 'dbase_open',
752 'fbsql' => 'fbsql_connect',
753 'interbase' => 'ibase_connect',
754 'informix' => 'ifx_connect',
755 'msql' => 'msql_connect',
756 'mssql' => 'mssql_connect',
757 'mysql' => 'mysql_connect',
758 'mysqli' => 'mysqli_connect',
759 'oci8' => 'ocilogon',
760 'odbc' => 'odbc_connect',
761 'pgsql' => 'pg_connect',
762 'sqlite' => 'sqlite_open',
763 'sybase' => 'sybase_connect'
764 );
134e4174 765
766 $dsns = array();
767 if($prefs_dsn) {
768 $dsns['preferences'] = $prefs_dsn;
769 }
770 if($addrbook_dsn) {
771 $dsns['addressbook'] = $addrbook_dsn;
772 }
773 if($addrbook_global_dsn) {
774 $dsns['global addressbook'] = $addrbook_global_dsn;
775 }
776
777 foreach($dsns as $type => $dsn) {
ba17b6c7 778 $aDsn = explode(':', $dsn);
779 $dbtype = array_shift($aDsn);
134e4174 780 if(isset($db_functions[$dbtype]) && function_exists($db_functions[$dbtype])) {
781 echo "$IND$dbtype database support present.<br />\n";
782
783 // now, test this interface:
784
785 $dbh = DB::connect($dsn, true);
786 if (DB::isError($dbh)) {
787 do_err('Database error: '. htmlspecialchars(DB::errorMessage($dbh)) .
f084f987 788 ' in ' .$type .' DSN.');
134e4174 789 }
790 $dbh->disconnect();
791 echo "$IND$type database connect successful.<br />\n";
792
793 } else {
ba17b6c7 794 do_err($dbtype.' database support not present!');
d18703d3 795 }
134e4174 796 }
797 } else {
8f186a2a 798 $db_error='Required PHP PEAR DB support is not available.'
799 .' Is PEAR installed and is the include path set correctly to find <tt>DB.php</tt>?'
800 .' The include path is now:<tt>' . ini_get('include_path') . '</tt>.';
801 do_err($db_error);
134e4174 802 }
4764a7ff 803} else {
d18703d3 804 echo $IND."not using database functionality.<br />\n";
0ed3bdc3 805}
7562c55b 806
807// LDAP DB tests
808echo "Checking LDAP functions...<br />\n";
809if( empty($ldap_server) ) {
134e4174 810 echo $IND."not using LDAP functionality.<br />\n";
7562c55b 811} else {
d0184454 812 if ( !function_exists('ldap_connect') ) {
7562c55b 813 do_err('Required LDAP support is not available.');
814 } else {
134e4174 815 echo "$IND LDAP support present.<br />\n";
7562c55b 816 foreach ( $ldap_server as $param ) {
817
d0184454 818 $linkid = @ldap_connect($param['host'], (empty($param['port']) ? 389 : $param['port']) );
7562c55b 819
820 if ( $linkid ) {
f084f987 821 echo "$IND LDAP connect to ".$param['host']." successful: ".$linkid."<br />\n";
91e0dccc 822
7562c55b 823 if ( !empty($param['protocol']) &&
f084f987 824 !ldap_set_option($linkid, LDAP_OPT_PROTOCOL_VERSION, $param['protocol']) ) {
7562c55b 825 do_err('Unable to set LDAP protocol');
91e0dccc 826 }
7562c55b 827
828 if ( empty($param['binddn']) ) {
d0184454 829 $bind = @ldap_bind($linkid);
7562c55b 830 } else {
d0184454 831 $bind = @ldap_bind($param['binddn'], $param['bindpw']);
7562c55b 832 }
833
834 if ( $bind ) {
835 echo "$IND LDAP Bind Successful <br />";
836 } else {
837 do_err('Unable to Bind to LDAP Server');
838 }
91e0dccc 839
d0184454 840 @ldap_close($linkid);
7562c55b 841 } else {
842 do_err('Connection to LDAP failed');
843 }
844 }
845 }
846}
a2b193bc 847
3a196538 848echo '<hr width="75%" align="center">';
849echo '<h2 align="center">Summary</h2>';
850$footer = '<hr width="75%" align="center">';
851if ($warnings) {
f084f987 852 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>';
853 echo $footer;
3a196538 854} else {
f084f987 855 print <<< EOF
d1ae9d4c 856<p>Congratulations, your SquirrelMail setup looks fine to me!</p>
857
13721b47 858<p><a href="login.php">Login now</a></p>
d1ae9d4c 859
860</body>
3a196538 861</html>
862EOF;
f084f987 863 echo $footer;
3a196538 864}
09efeab8 865?>