202bcbcc |
1 | <?php |
2 | |
3 | /** |
4 | * init.php -- initialisation file |
5 | * |
6 | * File should be loaded in every file in src/ or plugins that occupate an entire frame |
7 | * |
8 | * @copyright © 2006 The SquirrelMail Project Team |
9 | * @license http://opensource.org/licenses/gpl-license.php GNU Public License |
10 | * @version $Id$ |
11 | * @package squirrelmail |
12 | */ |
13 | |
202bcbcc |
14 | /** |
15 | * This is a development version so in order to track programmer mistakes we |
16 | * set the error reporting to E_ALL |
17 | */ |
202bcbcc |
18 | error_reporting(E_ALL); |
19 | |
20 | |
c7ebdfcf |
21 | /** |
22 | * Make sure we have a page name |
23 | * |
24 | */ |
25 | if ( !defined('PAGE_NAME') ) define('PAGE_NAME', NULL); |
26 | |
27 | |
6a2a6e44 |
28 | /** |
29 | * If register_globals are on, unregister globals. |
a3b99374 |
30 | * Second test covers boolean set as string (php_value register_globals off). |
6a2a6e44 |
31 | */ |
55dd9abf |
32 | if ((bool) ini_get('register_globals') && |
a3b99374 |
33 | strtolower(ini_get('register_globals'))!='off') { |
6a2a6e44 |
34 | /** |
55dd9abf |
35 | * Remove all globals that are not reserved by PHP |
36 | * 'value' and 'key' are used by foreach. Don't unset them inside foreach. |
6a2a6e44 |
37 | */ |
55dd9abf |
38 | foreach ($GLOBALS as $key => $value) { |
39 | switch($key) { |
40 | case 'HTTP_POST_VARS': |
41 | case '_POST': |
42 | case 'HTTP_GET_VARS': |
43 | case '_GET': |
44 | case 'HTTP_COOKIE_VARS': |
45 | case '_COOKIE': |
46 | case 'HTTP_SERVER_VARS': |
47 | case '_SERVER': |
48 | case 'HTTP_ENV_VARS': |
49 | case '_ENV': |
50 | case 'HTTP_POST_FILES': |
51 | case '_FILES': |
52 | case '_REQUEST': |
53 | case 'HTTP_SESSION_VARS': |
54 | case '_SESSION': |
55 | case 'GLOBALS': |
56 | case 'key': |
57 | case 'value': |
58 | break; |
55dd9abf |
59 | default: |
60 | unset($GLOBALS[$key]); |
61 | } |
6a2a6e44 |
62 | } |
55dd9abf |
63 | // Unset variables used in foreach |
64 | unset($GLOBALS['key']); |
65 | unset($GLOBALS['value']); |
6a2a6e44 |
66 | } |
67 | |
d849b570 |
68 | /** |
69 | * Used as a dummy value, e.g., for passing as an empty |
e39d00e9 |
70 | * hook argument (where the value is passed by reference, |
71 | * and therefore NULL itself is not acceptable). |
d849b570 |
72 | */ |
086ad092 |
73 | global $null; |
d849b570 |
74 | $null = NULL; |
75 | |
71efd1ed |
76 | /** |
77 | * [#1518885] session.use_cookies = off breaks SquirrelMail |
78 | * |
086ad092 |
79 | * When session cookies are not used, all http redirects, meta refreshes, |
80 | * src/download.php and javascript URLs are broken. Setting must be set |
71efd1ed |
81 | * before session is started. |
82 | */ |
83 | if (!(bool)ini_get('session.use_cookies') || |
84 | ini_get('session.use_cookies') == 'off') { |
85 | ini_set('session.use_cookies','1'); |
86 | } |
6a2a6e44 |
87 | |
3f081dd0 |
88 | |
202bcbcc |
89 | /** |
90 | * calculate SM_PATH and calculate the base_uri |
91 | * assumptions made: init.php is only called from plugins or from the src dir. |
92 | * files in the plugin directory may not be part of a subdirectory called "src" |
93 | * |
94 | */ |
95 | if (isset($_SERVER['SCRIPT_NAME'])) { |
3f081dd0 |
96 | $a = explode('/', $_SERVER['SCRIPT_NAME']); |
202bcbcc |
97 | } elseif (isset($HTTP_SERVER_VARS['SCRIPT_NAME'])) { |
3f081dd0 |
98 | $a = explode('/', $HTTP_SERVER_VARS['SCRIPT_NAME']); |
b0829edf |
99 | } else { |
3f081dd0 |
100 | $error = 'Unable to detect script environment. Please test your PHP ' |
101 | . 'settings and send your PHP core configuration, $_SERVER and ' |
102 | . '$HTTP_SERVER_VARS contents to the SquirrelMail developers.'; |
b0829edf |
103 | die($error); |
202bcbcc |
104 | } |
105 | $sSM_PATH = ''; |
3f081dd0 |
106 | for($i = count($a) -2; $i > -1; --$i) { |
202bcbcc |
107 | $sSM_PATH .= '../'; |
108 | if ($a[$i] === 'src' || $a[$i] === 'plugins') { |
109 | break; |
110 | } |
111 | } |
112 | |
3f081dd0 |
113 | $base_uri = implode('/', array_slice($a, 0, $i)). '/'; |
202bcbcc |
114 | |
202bcbcc |
115 | define('SM_PATH',$sSM_PATH); |
6a2a6e44 |
116 | define('SM_BASE_URI', $base_uri); |
3f081dd0 |
117 | |
118 | |
202bcbcc |
119 | /** |
120 | * global var $bInit is used to check if initialisation took place. |
121 | * At this moment it's a workarounf for the include of addrbook_search_html |
122 | * inside compose.php. If we found a better way then remove this. Do only use |
123 | * this var if you know for sure a page can be called stand alone and be included |
124 | * in another file. |
125 | */ |
126 | $bInit = true; |
127 | |
8e1e2794 |
128 | /** |
129 | * This theme as a failsafe if no themes were found, or if we error |
130 | * out before anything could be initialised. |
131 | */ |
132 | $color = array(); |
133 | $color[0] = '#DCDCDC'; /* light gray TitleBar */ |
134 | $color[1] = '#800000'; /* red */ |
135 | $color[2] = '#CC0000'; /* light red Warning/Error Messages */ |
136 | $color[3] = '#A0B8C8'; /* green-blue Left Bar Background */ |
137 | $color[4] = '#FFFFFF'; /* white Normal Background */ |
138 | $color[5] = '#FFFFCC'; /* light yellow Table Headers */ |
139 | $color[6] = '#000000'; /* black Text on left bar */ |
140 | $color[7] = '#0000CC'; /* blue Links */ |
141 | $color[8] = '#000000'; /* black Normal text */ |
142 | $color[9] = '#ABABAB'; /* mid-gray Darker version of #0 */ |
143 | $color[10] = '#666666'; /* dark gray Darker version of #9 */ |
144 | $color[11] = '#770000'; /* dark red Special Folders color */ |
145 | $color[12] = '#EDEDED'; |
146 | $color[13] = '#800000'; /* (dark red) Color for quoted text -- > 1 quote */ |
147 | $color[14] = '#ff0000'; /* (red) Color for quoted text -- >> 2 or more */ |
148 | $color[15] = '#002266'; /* (dark blue) Unselectable folders */ |
149 | $color[16] = '#ff9933'; /* (orange) Highlight color */ |
150 | |
202bcbcc |
151 | require(SM_PATH . 'functions/global.php'); |
4ffcf13a |
152 | require(SM_PATH . 'functions/strings.php'); |
918fcc1d |
153 | require(SM_PATH . 'functions/arrays.php'); |
5e68a08e |
154 | |
155 | /* load default configuration */ |
156 | require(SM_PATH . 'config/config_default.php'); |
157 | /* reset arrays in default configuration */ |
158 | $ldap_server = array(); |
159 | $plugins = array(); |
160 | $fontsets = array(); |
5e68a08e |
161 | $aTemplateSet = array(); |
28294310 |
162 | $aTemplateSet[0]['ID'] = 'default'; |
163 | $aTemplateSet[0]['NAME'] = 'Default'; |
01fd1d1a |
164 | |
5e68a08e |
165 | /* load site configuration */ |
202bcbcc |
166 | require(SM_PATH . 'config/config.php'); |
5e68a08e |
167 | /* load local configuration overrides */ |
168 | if (file_exists(SM_PATH . 'config/config_local.php')) { |
169 | require(SM_PATH . 'config/config_local.php'); |
170 | } |
171 | |
202bcbcc |
172 | require(SM_PATH . 'functions/plugin.php'); |
173 | require(SM_PATH . 'include/constants.php'); |
174 | require(SM_PATH . 'include/languages.php'); |
42b5e8aa |
175 | require(SM_PATH . 'class/template/Template.class.php'); |
5ab684a5 |
176 | require(SM_PATH . 'class/error.class.php'); |
202bcbcc |
177 | |
178 | /** |
179 | * If magic_quotes_runtime is on, SquirrelMail breaks in new and creative ways. |
180 | * Force magic_quotes_runtime off. |
181 | * tassium@squirrelmail.org - I put it here in the hopes that all SM code includes this. |
182 | * If there's a better place, please let me know. |
183 | */ |
184 | ini_set('magic_quotes_runtime','0'); |
185 | |
186 | |
187 | /* if running with magic_quotes_gpc then strip the slashes |
188 | from POST and GET global arrays */ |
189 | if (get_magic_quotes_gpc()) { |
190 | sqstripslashes($_GET); |
191 | sqstripslashes($_POST); |
192 | } |
193 | |
202bcbcc |
194 | |
195 | /* strip any tags added to the url from PHP_SELF. |
196 | This fixes hand crafted url XXS expoits for any |
197 | page that uses PHP_SELF as the FORM action */ |
198 | $_SERVER['PHP_SELF'] = strip_tags($_SERVER['PHP_SELF']); |
199 | |
200 | $PHP_SELF = php_self(); |
201 | |
202 | /** |
203 | * Initialize the session |
204 | */ |
205 | |
e8c4e350 |
206 | /** set the name of the session cookie */ |
207 | if (!isset($session_name) || !$session_name) { |
208 | $session_name = 'SQMSESSID'; |
209 | } |
210 | |
211 | /** |
319ad3c0 |
212 | * When session.auto_start is On we want to destroy/close the session |
1d537493 |
213 | */ |
214 | $sSessionAutostartName = session_name(); |
bf6140e3 |
215 | $sCookiePath = null; |
319ad3c0 |
216 | if (isset($sSessionAutostartName) && $sSessionAutostartName !== $session_name) { |
1d537493 |
217 | $sCookiePath = ini_get('session.cookie_path'); |
218 | $sCookieDomain = ini_get('session.cookie_domain'); |
e8c4e350 |
219 | // reset the cookie |
1d537493 |
220 | setcookie($sSessionAutostartName,'',time() - 604800,$sCookiePath,$sCookieDomain); |
e8c4e350 |
221 | @session_destroy(); |
222 | session_write_close(); |
1d537493 |
223 | } |
e8c4e350 |
224 | |
202bcbcc |
225 | /** |
226 | * includes from classes stored in the session |
227 | */ |
228 | require(SM_PATH . 'class/mime.class.php'); |
229 | |
202bcbcc |
230 | ini_set('session.name' , $session_name); |
231 | session_set_cookie_params (0, $base_uri); |
232 | sqsession_is_active(); |
233 | |
319ad3c0 |
234 | /** |
235 | * When on login page, have to reset the user session, making |
236 | * sure to save session restore data first |
237 | */ |
238 | if (PAGE_NAME == 'login') { |
239 | if (!sqGetGlobalVar('session_expired_post', $sep, SQ_SESSION)) |
240 | $sep = ''; |
241 | if (!sqGetGlobalVar('session_expired_location', $sel, SQ_SESSION)) |
242 | $sel = ''; |
243 | sqsession_destroy(); |
244 | session_write_close(); |
245 | |
246 | /** |
247 | * in some rare instances, the session seems to stick |
248 | * around even after destroying it (!!), so if it does, |
249 | * we'll manually flatten the $_SESSION data |
250 | */ |
251 | if (!empty($_SESSION)) |
252 | $_SESSION = array(); |
253 | |
254 | sqsession_is_active(); |
255 | session_regenerate_id(); |
ef33def6 |
256 | |
257 | // put session restore data back into session if necessary |
258 | if (!empty($sel)) { |
259 | sqsession_register($sel, 'session_expired_location'); |
260 | if (!empty($sep)) |
261 | sqsession_register($sep, 'session_expired_post'); |
262 | } |
319ad3c0 |
263 | } |
264 | |
5aed95be |
265 | /** |
266 | * SquirrelMail internal version number -- DO NOT CHANGE |
267 | * $sm_internal_version = array (release, major, minor) |
268 | */ |
a895042a |
269 | $SQM_INTERNAL_VERSION = explode('.', SM_VERSION, 3); |
b37e457f |
270 | $SQM_INTERNAL_VERSION[2] = intval($SQM_INTERNAL_VERSION[2]); |
5aed95be |
271 | |
93d67e0d |
272 | |
6d5775db |
273 | /* load prefs system; even when user not logged in, should be OK to do this here */ |
274 | require(SM_PATH . 'functions/prefs.php'); |
275 | |
276 | $prefs_backend = do_hook('prefs_backend', $null); |
277 | if (isset($prefs_backend) && !empty($prefs_backend) && file_exists(SM_PATH . $prefs_backend)) { |
278 | require(SM_PATH . $prefs_backend); |
279 | } elseif (isset($prefs_dsn) && !empty($prefs_dsn)) { |
280 | require(SM_PATH . 'functions/db_prefs.php'); |
281 | } else { |
282 | require(SM_PATH . 'functions/file_prefs.php'); |
283 | } |
284 | |
285 | |
086ad092 |
286 | /* if plugins are disabled only for one user and |
93d67e0d |
287 | * the current user is NOT that user, turn them |
288 | * back on |
289 | */ |
290 | sqgetGlobalVar('username',$username,SQ_SESSION); |
291 | if ($disable_plugins && !empty($disable_plugins_user) |
292 | && $username != $disable_plugins_user) { |
293 | $disable_plugins = false; |
294 | } |
295 | |
296 | /* remove all plugins if they are disabled */ |
297 | if ($disable_plugins) { |
298 | $plugins = array(); |
299 | } |
300 | |
301 | |
5aed95be |
302 | /** |
303 | * Include Compatibility plugin if available. |
304 | */ |
93d67e0d |
305 | if (!$disable_plugins && file_exists(SM_PATH . 'plugins/compatibility/functions.php')) |
5aed95be |
306 | include_once(SM_PATH . 'plugins/compatibility/functions.php'); |
307 | |
308 | /** |
309 | * MAIN PLUGIN LOADING CODE HERE |
086ad092 |
310 | * On init, we no longer need to load all plugin setup files. |
5aed95be |
311 | * Now, we load the statically generated hook registrations here |
312 | * and let the hook calls include only the plugins needed. |
313 | */ |
314 | $squirrelmail_plugin_hooks = array(); |
93d67e0d |
315 | if (!$disable_plugins && file_exists(SM_PATH . 'config/plugin_hooks.php')) { |
5aed95be |
316 | require(SM_PATH . 'config/plugin_hooks.php'); |
317 | } |
318 | |
319 | /** |
320 | * allow plugins to override main configuration; hook is placed |
321 | * here to allow plugins to use session information to do their work |
322 | */ |
d849b570 |
323 | do_hook('config_override', $null); |
5aed95be |
324 | |
202bcbcc |
325 | /** |
3464e1f4 |
326 | * DISABLED. |
202bcbcc |
327 | * Remove globalized session data in rg=on setups |
086ad092 |
328 | * |
3464e1f4 |
329 | * Code can be utilized when session is started, but data is not loaded. |
086ad092 |
330 | * We have already loaded configuration and other important vars. Can't |
3464e1f4 |
331 | * clean session globals here. |
332 | if ((bool) @ini_get('register_globals') && |
333 | strtolower(ini_get('register_globals'))!='off') { |
202bcbcc |
334 | foreach ($_SESSION as $key => $value) { |
335 | unset($GLOBALS[$key]); |
336 | } |
337 | } |
3464e1f4 |
338 | */ |
6a2a6e44 |
339 | |
826ddd72 |
340 | sqsession_register(SM_BASE_URI,'base_uri'); |
6a2a6e44 |
341 | |
202bcbcc |
342 | /** |
343 | * Retrieve the language cookie |
344 | */ |
345 | if (! sqgetGlobalVar('squirrelmail_language',$squirrelmail_language,SQ_COOKIE)) { |
346 | $squirrelmail_language = ''; |
347 | } |
348 | |
bf3abdc3 |
349 | |
202bcbcc |
350 | /** |
9e06a3ea |
351 | * Do something special for some pages. This is based on the PAGE_NAME constand |
352 | * set at the top of every page. |
202bcbcc |
353 | */ |
9e06a3ea |
354 | switch (PAGE_NAME) { |
086ad092 |
355 | case 'style': |
c4e5f61f |
356 | |
2b26084f |
357 | // need to get the right template set up |
28294310 |
358 | // |
359 | sqGetGlobalVar('templateid', $templateid, SQ_GET); |
c4e5f61f |
360 | |
2b26084f |
361 | // sanitize just in case... |
28294310 |
362 | // |
363 | $templateid = preg_replace('/(\.\.\/){1,}/', '', $templateid); |
364 | |
365 | // make sure given template actually is available |
366 | // |
28294310 |
367 | $found_templateset = false; |
368 | for ($i = 0; $i < count($aTemplateSet); ++$i) { |
369 | if ($aTemplateSet[$i]['ID'] == $templateid) { |
370 | $found_templateset = true; |
371 | break; |
372 | } |
373 | } |
c4e5f61f |
374 | |
be155e14 |
375 | // FIXME: do we need/want to check here for actual (physical) presence of template sets? |
28294310 |
376 | // selected template not available, fall back to default template |
377 | // |
378 | if (!$found_templateset) { |
42b5e8aa |
379 | $sTemplateID = Template::get_default_template_set(); |
28294310 |
380 | } else { |
381 | $sTemplateID = $templateid; |
c4e5f61f |
382 | } |
383 | |
2b26084f |
384 | session_write_close(); |
c4e5f61f |
385 | break; |
386 | |
202bcbcc |
387 | case 'redirect': |
2e616fa4 |
388 | require(SM_PATH . 'functions/auth.php'); |
202bcbcc |
389 | //nobreak; |
bf3abdc3 |
390 | |
202bcbcc |
391 | case 'login': |
392 | require(SM_PATH . 'functions/display_messages.php' ); |
393 | require(SM_PATH . 'functions/page_header.php'); |
394 | require(SM_PATH . 'functions/html.php'); |
42b5e8aa |
395 | |
396 | // reset template file cache |
397 | // |
398 | $sTemplateID = Template::get_default_template_set(); |
399 | Template::cache_template_file_hierarchy(TRUE); |
400 | |
01fd1d1a |
401 | /** |
402 | * Make sure icon variables are setup for the login page. |
403 | */ |
404 | $icon_theme = $icon_themes[$icon_theme_def]['PATH']; |
405 | /* |
406 | * NOTE: The $icon_theme_path var should contain the path to the icon |
407 | * theme to use. If the admin has disabled icons, or the user has |
408 | * set the icon theme to "None," no icons will be used. |
409 | */ |
410 | $icon_theme_path = (!$use_icons || $icon_theme=='none') ? NULL : ($icon_theme == 'template' ? SM_PATH . Template::calculate_template_images_directory($sTemplateID) : $icon_theme); |
411 | |
1d537493 |
412 | /** |
413 | * cleanup old cookies with a cookie path the same as the standard php.ini |
414 | * cookie path. All previous SquirrelMail version used the standard php.ini |
415 | * cookie path for storing the session name. That behaviour changed. |
416 | */ |
417 | if ($sCookiePath !== SM_BASE_URI) { |
418 | /** |
419 | * do not delete the standard sessions with session.name is i.e. PHPSESSID |
420 | * because they probably belong to other php apps |
421 | */ |
422 | if (ini_get('session.name') !== $sSessionAutostartName) { |
30a428c6 |
423 | // This does not work. Sometimes the cookie with SQSESSID=deleted and path / |
424 | // is picked up in webmail.php => login will fail |
425 | //sqsetcookie(ini_get('session.name'),'',0,$sCookiePath); |
1d537493 |
426 | } |
427 | } |
202bcbcc |
428 | break; |
429 | default: |
430 | require(SM_PATH . 'functions/display_messages.php' ); |
431 | require(SM_PATH . 'functions/page_header.php'); |
432 | require(SM_PATH . 'functions/html.php'); |
202bcbcc |
433 | |
434 | |
435 | /** |
436 | * Check if we are logged in |
437 | */ |
438 | require(SM_PATH . 'functions/auth.php'); |
439 | |
440 | if ( !sqsession_is_registered('user_is_logged_in') ) { |
f8eb968d |
441 | |
442 | // use $message to indicate what logout text the user |
443 | // will see... if 0, typical "You must be logged in" |
444 | // if 1, information that the user session was saved |
445 | // and will be resumed after (re)login |
446 | // |
447 | $message = 0; |
448 | |
202bcbcc |
449 | // First we store some information in the new session to prevent |
450 | // information-loss. |
451 | // |
452 | $session_expired_post = $_POST; |
f8e68605 |
453 | $session_expired_location = PAGE_NAME; |
202bcbcc |
454 | if (!sqsession_is_registered('session_expired_post')) { |
455 | sqsession_register($session_expired_post,'session_expired_post'); |
456 | } |
457 | if (!sqsession_is_registered('session_expired_location')) { |
458 | sqsession_register($session_expired_location,'session_expired_location'); |
f8e68605 |
459 | if ($session_expired_location == 'compose') |
f8eb968d |
460 | $message = 1; |
202bcbcc |
461 | } |
462 | // signout page will deal with users who aren't logged |
463 | // in on its own; don't show error here |
464 | // |
9e06a3ea |
465 | if ( PAGE_NAME == 'signout' ) { |
a140422a |
466 | return; |
202bcbcc |
467 | } |
468 | |
8efadc6b |
469 | /** |
470 | * Initialize the template object (logout_error uses it) |
471 | */ |
8efadc6b |
472 | /* |
086ad092 |
473 | * $sTemplateID is not initialized when a user is not logged in, so we |
474 | * will use the config file defaults here. If the neccesary variables |
28294310 |
475 | * are net set, force a default value. |
8efadc6b |
476 | */ |
42b5e8aa |
477 | $sTemplateID = Template::get_default_template_set(); |
28294310 |
478 | $oTemplate = Template::construct_template($sTemplateID); |
8efadc6b |
479 | |
202bcbcc |
480 | set_up_language($squirrelmail_language, true); |
f8eb968d |
481 | if (!$message) |
482 | logout_error( _("You must be logged in to access this page.") ); |
483 | else |
484 | logout_error( _("Your session has expired, but will be resumed after logging in again.") ); |
202bcbcc |
485 | exit; |
486 | } |
487 | |
93d67e0d |
488 | //FIXME: remove next line if the placement of the copy of this line above does not prove to be problematic |
202bcbcc |
489 | sqgetGlobalVar('username',$username,SQ_SESSION); |
79524620 |
490 | sqgetGlobalVar('authz',$authz,SQ_SESSION); |
202bcbcc |
491 | |
492 | /** |
493 | * Setting the prefs backend |
494 | */ |
495 | sqgetGlobalVar('prefs_cache', $prefs_cache, SQ_SESSION ); |
496 | sqgetGlobalVar('prefs_are_cached', $prefs_are_cached, SQ_SESSION ); |
497 | |
498 | if ( !sqsession_is_registered('prefs_are_cached') || |
499 | !isset( $prefs_cache) || |
500 | !is_array( $prefs_cache)) { |
501 | $prefs_are_cached = false; |
502 | $prefs_cache = false; //array(); |
503 | } |
504 | |
202bcbcc |
505 | /** |
506 | * initializing user settings |
507 | */ |
508 | require(SM_PATH . 'include/load_prefs.php'); |
509 | |
202bcbcc |
510 | // i do not understand the frames language cookie story |
511 | /** |
512 | * We'll need this to later have a noframes version |
513 | * |
514 | * Check if the user has a language preference, but no cookie. |
515 | * Send him a cookie with his language preference, if there is |
516 | * such discrepancy. |
517 | */ |
518 | $my_language = getPref($data_dir, $username, 'language'); |
519 | if ($my_language != $squirrelmail_language) { |
520 | sqsetcookie('squirrelmail_language', $my_language, time()+2592000, $base_uri); |
521 | } |
522 | // /dont understand |
523 | |
524 | /** |
525 | * Set up the language. |
526 | */ |
527 | $err=set_up_language(getPref($data_dir, $username, 'language')); |
202bcbcc |
528 | |
529 | // Japanese translation used without mbstring support |
530 | if ($err==2) { |
531 | $sError = |
532 | "<p>You need to have PHP installed with the multibyte string function \n". |
533 | "enabled (using configure option --enable-mbstring).</p>\n". |
534 | "<p>System assumed that you accidently switched to Japanese translation \n". |
535 | "and reverted your language preference to English.</p>\n". |
536 | "<p>Please refresh this page in order to use webmail.</p>\n"; |
537 | error_box($sError); |
538 | } |
539 | |
540 | $timeZone = getPref($data_dir, $username, 'timezone'); |
541 | |
542 | /* Check to see if we are allowed to set the TZ environment variable. |
543 | * We are able to do this if ... |
544 | * safe_mode is disabled OR |
545 | * safe_mode_allowed_env_vars is empty (you are allowed to set any) OR |
546 | * safe_mode_allowed_env_vars contains TZ |
547 | */ |
548 | $tzChangeAllowed = (!ini_get('safe_mode')) || |
549 | !strcmp(ini_get('safe_mode_allowed_env_vars'),'') || |
550 | preg_match('/^([\w_]+,)*TZ/', ini_get('safe_mode_allowed_env_vars')); |
551 | |
552 | if ( $timeZone != SMPREF_NONE && ($timeZone != "") |
553 | && $tzChangeAllowed ) { |
554 | |
555 | // get time zone key, if strict or custom strict timezones are used |
556 | if (isset($time_zone_type) && |
557 | ($time_zone_type == 1 || $time_zone_type == 3)) { |
558 | /* load time zone functions */ |
559 | require(SM_PATH . 'include/timezones.php'); |
560 | $realTimeZone = sq_get_tz_key($timeZone); |
561 | } else { |
562 | $realTimeZone = $timeZone; |
563 | } |
564 | |
565 | // set time zone |
566 | if ($realTimeZone) { |
567 | putenv("TZ=".$realTimeZone); |
568 | } |
569 | } |
867fed37 |
570 | |
571 | /** |
572 | * php 5.1.0 added time zone functions. Set time zone with them in order |
573 | * to prevent E_STRICT notices and allow time zone modifications in safe_mode. |
574 | */ |
575 | if (function_exists('date_default_timezone_set')) { |
576 | if ($timeZone != SMPREF_NONE && $timeZone != "") { |
577 | date_default_timezone_set($timeZone); |
578 | } else { |
579 | // interface runs on server's time zone. Remove php E_STRICT complains |
580 | $default_timezone = @date_default_timezone_get(); |
086ad092 |
581 | date_default_timezone_set($default_timezone); |
867fed37 |
582 | } |
583 | } |
202bcbcc |
584 | break; |
585 | } |
586 | |
202bcbcc |
587 | /* |
086ad092 |
588 | * $sTemplateID is not initialized when a user is not logged in, so we |
589 | * will use the config file defaults here. If the neccesary variables |
28294310 |
590 | * are not set, force a default value. |
086ad092 |
591 | * |
592 | * If the user is logged in, $sTemplateID will be set in load_prefs.php, |
28294310 |
593 | * so we shouldn't change it here. |
202bcbcc |
594 | */ |
28294310 |
595 | if (!isset($sTemplateID)) { |
42b5e8aa |
596 | $sTemplateID = Template::get_default_template_set(); |
28294310 |
597 | $icon_theme_path = !$use_icons ? NULL : Template::calculate_template_images_directory($sTemplateID); |
3aa46abc |
598 | } |
be155e14 |
599 | |
600 | // template object may have already been constructed in load_prefs.php |
601 | // |
602 | if (empty($oTemplate)) { |
603 | $oTemplate = Template::construct_template($sTemplateID); |
604 | } |
202bcbcc |
605 | |
7aae649d |
606 | // We want some variables to always be available to the template |
e39d00e9 |
607 | $oTemplate->assign('javascript_on', |
608 | (sqGetGlobalVar('user_is_logged_in', $user_is_logged_in, SQ_SESSION) |
609 | ? checkForJavascript() : 0)); |
fe8103c2 |
610 | $oTemplate->assign('base_uri', sqm_baseuri()); |
457e8593 |
611 | $always_include = array('sTemplateID', 'icon_theme_path'); |
7aae649d |
612 | foreach ($always_include as $var) { |
613 | $oTemplate->assign($var, (isset($$var) ? $$var : NULL)); |
614 | } |
615 | |
202bcbcc |
616 | /** |
617 | * Initialize our custom error handler object |
618 | */ |
202bcbcc |
619 | $oErrorHandler = new ErrorHandler($oTemplate,'error_message.tpl'); |
620 | |
621 | /** |
622 | * Activate custom error handling |
623 | */ |
624 | if (version_compare(PHP_VERSION, "4.3.0", ">=")) { |
625 | $oldErrorHandler = set_error_handler(array($oErrorHandler, 'SquirrelMailErrorhandler')); |
626 | } else { |
627 | $oldErrorHandler = set_error_handler('SquirrelMailErrorhandler'); |
628 | } |
629 | |
630 | /** |
631 | * Javascript support detection function |
632 | * @param boolean $reset recheck javascript support if set to true. |
867fed37 |
633 | * @return integer SMPREF_JS_ON or SMPREF_JS_OFF ({@see include/constants.php}) |
202bcbcc |
634 | * @since 1.5.1 |
635 | */ |
202bcbcc |
636 | function checkForJavascript($reset = FALSE) { |
637 | global $data_dir, $username, $javascript_on, $javascript_setting; |
638 | |
639 | if ( !$reset && sqGetGlobalVar('javascript_on', $javascript_on, SQ_SESSION) ) |
640 | return $javascript_on; |
641 | |
e39d00e9 |
642 | $user_is_logged_in = FALSE; |
bf3abdc3 |
643 | if ( $reset || !isset($javascript_setting) ) |
202bcbcc |
644 | $javascript_setting = getPref($data_dir, $username, 'javascript_setting', SMPREF_JS_AUTODETECT); |
645 | |
646 | if ( !sqGetGlobalVar('new_js_autodetect_results', $js_autodetect_results) && |
647 | !sqGetGlobalVar('js_autodetect_results', $js_autodetect_results) ) |
648 | $js_autodetect_results = SMPREF_JS_OFF; |
649 | |
650 | if ( $javascript_setting == SMPREF_JS_AUTODETECT ) |
651 | $javascript_on = $js_autodetect_results; |
652 | else |
653 | $javascript_on = $javascript_setting; |
654 | |
655 | sqsession_register($javascript_on, 'javascript_on'); |
656 | return $javascript_on; |
657 | } |
658 | |
659 | function sqm_baseuri() { |
660 | global $base_uri; |
661 | return $base_uri; |
8e1e2794 |
662 | } |