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 | |
6a2a6e44 |
21 | /** |
22 | * If register_globals are on, unregister globals. |
a3b99374 |
23 | * Second test covers boolean set as string (php_value register_globals off). |
6a2a6e44 |
24 | */ |
55dd9abf |
25 | if ((bool) ini_get('register_globals') && |
a3b99374 |
26 | strtolower(ini_get('register_globals'))!='off') { |
6a2a6e44 |
27 | /** |
55dd9abf |
28 | * Remove all globals that are not reserved by PHP |
29 | * 'value' and 'key' are used by foreach. Don't unset them inside foreach. |
6a2a6e44 |
30 | */ |
55dd9abf |
31 | foreach ($GLOBALS as $key => $value) { |
32 | switch($key) { |
33 | case 'HTTP_POST_VARS': |
34 | case '_POST': |
35 | case 'HTTP_GET_VARS': |
36 | case '_GET': |
37 | case 'HTTP_COOKIE_VARS': |
38 | case '_COOKIE': |
39 | case 'HTTP_SERVER_VARS': |
40 | case '_SERVER': |
41 | case 'HTTP_ENV_VARS': |
42 | case '_ENV': |
43 | case 'HTTP_POST_FILES': |
44 | case '_FILES': |
45 | case '_REQUEST': |
46 | case 'HTTP_SESSION_VARS': |
47 | case '_SESSION': |
48 | case 'GLOBALS': |
49 | case 'key': |
50 | case 'value': |
51 | break; |
52 | case 'sInitLocation': |
53 | // FIXME: variable must be set only in src/login.php |
54 | break; |
55 | default: |
56 | unset($GLOBALS[$key]); |
57 | } |
6a2a6e44 |
58 | } |
55dd9abf |
59 | // Unset variables used in foreach |
60 | unset($GLOBALS['key']); |
61 | unset($GLOBALS['value']); |
6a2a6e44 |
62 | } |
63 | |
71efd1ed |
64 | /** |
65 | * [#1518885] session.use_cookies = off breaks SquirrelMail |
66 | * |
67 | * When session cookies are not used, all http redirects, meta refreshes, |
68 | * src/download.php and javascript URLs are broken. Setting must be set |
69 | * before session is started. |
70 | */ |
71 | if (!(bool)ini_get('session.use_cookies') || |
72 | ini_get('session.use_cookies') == 'off') { |
73 | ini_set('session.use_cookies','1'); |
74 | } |
6a2a6e44 |
75 | |
202bcbcc |
76 | /** |
77 | * calculate SM_PATH and calculate the base_uri |
78 | * assumptions made: init.php is only called from plugins or from the src dir. |
79 | * files in the plugin directory may not be part of a subdirectory called "src" |
80 | * |
81 | */ |
82 | if (isset($_SERVER['SCRIPT_NAME'])) { |
83 | $a = explode('/',$_SERVER['SCRIPT_NAME']); |
84 | } elseif (isset($HTTP_SERVER_VARS['SCRIPT_NAME'])) { |
b0829edf |
85 | $a = explode('/',$HTTP_SERVER_VARS['SCRIPT_NAME']); |
86 | } else { |
87 | $error = 'Unable to detect script environment. ' |
88 | .'Please test your PHP settings and send PHP core config, $_SERVER ' |
89 | .'and $HTTP_SERVER_VARS to SquirrelMail developers.'; |
90 | die($error); |
202bcbcc |
91 | } |
92 | $sSM_PATH = ''; |
93 | for($i = count($a) -2;$i > -1; --$i) { |
94 | $sSM_PATH .= '../'; |
95 | if ($a[$i] === 'src' || $a[$i] === 'plugins') { |
96 | break; |
97 | } |
98 | } |
99 | |
100 | $base_uri = implode('/',array_slice($a,0,$i)). '/'; |
101 | |
202bcbcc |
102 | define('SM_PATH',$sSM_PATH); |
6a2a6e44 |
103 | define('SM_BASE_URI', $base_uri); |
202bcbcc |
104 | /** |
105 | * global var $bInit is used to check if initialisation took place. |
106 | * At this moment it's a workarounf for the include of addrbook_search_html |
107 | * inside compose.php. If we found a better way then remove this. Do only use |
108 | * this var if you know for sure a page can be called stand alone and be included |
109 | * in another file. |
110 | */ |
111 | $bInit = true; |
112 | |
8e1e2794 |
113 | /** |
114 | * This theme as a failsafe if no themes were found, or if we error |
115 | * out before anything could be initialised. |
116 | */ |
117 | $color = array(); |
118 | $color[0] = '#DCDCDC'; /* light gray TitleBar */ |
119 | $color[1] = '#800000'; /* red */ |
120 | $color[2] = '#CC0000'; /* light red Warning/Error Messages */ |
121 | $color[3] = '#A0B8C8'; /* green-blue Left Bar Background */ |
122 | $color[4] = '#FFFFFF'; /* white Normal Background */ |
123 | $color[5] = '#FFFFCC'; /* light yellow Table Headers */ |
124 | $color[6] = '#000000'; /* black Text on left bar */ |
125 | $color[7] = '#0000CC'; /* blue Links */ |
126 | $color[8] = '#000000'; /* black Normal text */ |
127 | $color[9] = '#ABABAB'; /* mid-gray Darker version of #0 */ |
128 | $color[10] = '#666666'; /* dark gray Darker version of #9 */ |
129 | $color[11] = '#770000'; /* dark red Special Folders color */ |
130 | $color[12] = '#EDEDED'; |
131 | $color[13] = '#800000'; /* (dark red) Color for quoted text -- > 1 quote */ |
132 | $color[14] = '#ff0000'; /* (red) Color for quoted text -- >> 2 or more */ |
133 | $color[15] = '#002266'; /* (dark blue) Unselectable folders */ |
134 | $color[16] = '#ff9933'; /* (orange) Highlight color */ |
135 | |
202bcbcc |
136 | require(SM_PATH . 'functions/global.php'); |
918fcc1d |
137 | require(SM_PATH . 'functions/arrays.php'); |
5e68a08e |
138 | |
139 | /* load default configuration */ |
140 | require(SM_PATH . 'config/config_default.php'); |
141 | /* reset arrays in default configuration */ |
142 | $ldap_server = array(); |
143 | $plugins = array(); |
144 | $fontsets = array(); |
145 | $theme = array(); |
146 | $theme[0]['PATH'] = SM_PATH . 'themes/default_theme.php'; |
147 | $theme[0]['NAME'] = 'Default'; |
148 | $aTemplateSet = array(); |
149 | $aTemplateSet[0]['PATH'] = SM_PATH . 'templates/default/'; |
150 | $aTemplateSet[0]['NAME'] = 'Default template'; |
151 | /* load site configuration */ |
202bcbcc |
152 | require(SM_PATH . 'config/config.php'); |
5e68a08e |
153 | /* load local configuration overrides */ |
154 | if (file_exists(SM_PATH . 'config/config_local.php')) { |
155 | require(SM_PATH . 'config/config_local.php'); |
156 | } |
157 | |
202bcbcc |
158 | require(SM_PATH . 'functions/plugin.php'); |
159 | require(SM_PATH . 'include/constants.php'); |
160 | require(SM_PATH . 'include/languages.php'); |
161 | |
162 | /** |
163 | * If magic_quotes_runtime is on, SquirrelMail breaks in new and creative ways. |
164 | * Force magic_quotes_runtime off. |
165 | * tassium@squirrelmail.org - I put it here in the hopes that all SM code includes this. |
166 | * If there's a better place, please let me know. |
167 | */ |
168 | ini_set('magic_quotes_runtime','0'); |
169 | |
170 | |
171 | /* if running with magic_quotes_gpc then strip the slashes |
172 | from POST and GET global arrays */ |
173 | if (get_magic_quotes_gpc()) { |
174 | sqstripslashes($_GET); |
175 | sqstripslashes($_POST); |
176 | } |
177 | |
202bcbcc |
178 | |
179 | /* strip any tags added to the url from PHP_SELF. |
180 | This fixes hand crafted url XXS expoits for any |
181 | page that uses PHP_SELF as the FORM action */ |
182 | $_SERVER['PHP_SELF'] = strip_tags($_SERVER['PHP_SELF']); |
183 | |
184 | $PHP_SELF = php_self(); |
185 | |
186 | /** |
187 | * Initialize the session |
188 | */ |
189 | |
e8c4e350 |
190 | /** set the name of the session cookie */ |
191 | if (!isset($session_name) || !$session_name) { |
192 | $session_name = 'SQMSESSID'; |
193 | } |
194 | |
195 | /** |
196 | * if session.auto_start is On then close the session |
1d537493 |
197 | */ |
198 | $sSessionAutostartName = session_name(); |
199 | if ((isset($sSessionAutostartName) || $sSessionAutostartName == '') && |
200 | $sSessionAutostartName !== $session_name) { |
201 | $sCookiePath = ini_get('session.cookie_path'); |
202 | $sCookieDomain = ini_get('session.cookie_domain'); |
e8c4e350 |
203 | // reset the cookie |
1d537493 |
204 | setcookie($sSessionAutostartName,'',time() - 604800,$sCookiePath,$sCookieDomain); |
e8c4e350 |
205 | @session_destroy(); |
206 | session_write_close(); |
1d537493 |
207 | } |
e8c4e350 |
208 | |
202bcbcc |
209 | /** |
210 | * includes from classes stored in the session |
211 | */ |
212 | require(SM_PATH . 'class/mime.class.php'); |
213 | |
202bcbcc |
214 | ini_set('session.name' , $session_name); |
215 | session_set_cookie_params (0, $base_uri); |
216 | sqsession_is_active(); |
217 | |
202bcbcc |
218 | /** |
3464e1f4 |
219 | * DISABLED. |
202bcbcc |
220 | * Remove globalized session data in rg=on setups |
3464e1f4 |
221 | * |
222 | * Code can be utilized when session is started, but data is not loaded. |
223 | * We have already loaded configuration and other important vars. Can't |
224 | * clean session globals here. |
225 | if ((bool) @ini_get('register_globals') && |
226 | strtolower(ini_get('register_globals'))!='off') { |
202bcbcc |
227 | foreach ($_SESSION as $key => $value) { |
228 | unset($GLOBALS[$key]); |
229 | } |
230 | } |
3464e1f4 |
231 | */ |
6a2a6e44 |
232 | |
826ddd72 |
233 | sqsession_register(SM_BASE_URI,'base_uri'); |
6a2a6e44 |
234 | |
e8c4e350 |
235 | /** |
236 | * SquirrelMail version number -- DO NOT CHANGE |
237 | */ |
238 | $version = '1.5.2 [CVS]'; |
239 | |
1d537493 |
240 | /** |
241 | * SquirrelMail internal version number -- DO NOT CHANGE |
242 | * $sm_internal_version = array (release, major, minor) |
243 | */ |
244 | $SQM_INTERNAL_VERSION = array(1,5,2); |
245 | |
202bcbcc |
246 | /** |
247 | * Retrieve the language cookie |
248 | */ |
249 | if (! sqgetGlobalVar('squirrelmail_language',$squirrelmail_language,SQ_COOKIE)) { |
250 | $squirrelmail_language = ''; |
251 | } |
252 | |
253 | |
254 | /** |
255 | * @var $sInitlocation From where do we include. |
256 | */ |
257 | if (!isset($sInitLocation)) { |
258 | $sInitLocation=NULL; |
259 | } |
260 | |
261 | /** |
262 | * MAIN PLUGIN LOADING CODE HERE |
263 | */ |
264 | |
265 | /** |
266 | * Include Compatibility plugin if available. |
267 | */ |
268 | if (file_exists(SM_PATH . 'plugins/compatibility/functions.php')) |
269 | include_once(SM_PATH . 'plugins/compatibility/functions.php'); |
270 | $squirrelmail_plugin_hooks = array(); |
271 | |
272 | /* On init, register all plugins configured for use. */ |
273 | if (isset($plugins) && is_array($plugins)) { |
274 | // turn on output buffering in order to prevent output of new lines |
275 | ob_start(); |
276 | foreach ($plugins as $name) { |
277 | use_plugin($name); |
278 | } |
279 | // get output and remove whitespace |
280 | $output = trim(ob_get_contents()); |
281 | ob_end_clean(); |
282 | // if plugins output more than newlines and spacing, stop script execution. |
283 | if (!empty($output)) { |
284 | die($output); |
285 | } |
286 | } |
287 | |
2c6792a0 |
288 | /** |
289 | * Before 1.5.2 version hook was part of functions/constants.php. |
290 | * After init layout changes, hook had to be moved because include/constants.php is |
291 | * loaded before plugins are initialized. |
292 | * @since 1.2.0 |
293 | */ |
294 | do_hook('loading_constants'); |
202bcbcc |
295 | |
296 | switch ($sInitLocation) { |
c4e5f61f |
297 | case 'style': |
c4e5f61f |
298 | |
2b26084f |
299 | // need to get the right template set up |
300 | sqGetGlobalVar('templatedir', $templatedir, SQ_GET); |
c4e5f61f |
301 | |
2b26084f |
302 | // sanitize just in case... |
303 | $templatedir = preg_replace('/(\.\.\/){1,}/', '', $templatedir); |
c4e5f61f |
304 | |
2b26084f |
305 | // could also conceivably make sure given templatedir is in $aTemplateSet |
c4e5f61f |
306 | |
2b26084f |
307 | // set template directory only if what was given is valid |
308 | if (is_dir(SM_PATH . 'templates/' . $templatedir . '/')) { |
309 | $sTplDir = SM_PATH . 'templates/' . $templatedir . '/'; |
c4e5f61f |
310 | } |
311 | |
2b26084f |
312 | session_write_close(); |
313 | sqsetcookieflush(); |
c4e5f61f |
314 | break; |
315 | |
202bcbcc |
316 | case 'redirect': |
4d2f7565 |
317 | /** |
826ddd72 |
318 | * directory hashing functions are needed for all setups in case |
4d2f7565 |
319 | * plugins use own pref files. |
320 | */ |
321 | require(SM_PATH . 'functions/prefs.php'); |
322 | /* hook loads custom prefs backend plugins */ |
202bcbcc |
323 | $prefs_backend = do_hook_function('prefs_backend'); |
324 | if (isset($prefs_backend) && !empty($prefs_backend) && file_exists(SM_PATH . $prefs_backend)) { |
325 | require(SM_PATH . $prefs_backend); |
326 | } elseif (isset($prefs_dsn) && !empty($prefs_dsn)) { |
327 | require(SM_PATH . 'functions/db_prefs.php'); |
328 | } else { |
202bcbcc |
329 | require(SM_PATH . 'functions/file_prefs.php'); |
330 | } |
331 | //nobreak; |
332 | case 'login': |
333 | require(SM_PATH . 'functions/display_messages.php' ); |
334 | require(SM_PATH . 'functions/page_header.php'); |
335 | require(SM_PATH . 'functions/html.php'); |
1d537493 |
336 | /** |
337 | * cleanup old cookies with a cookie path the same as the standard php.ini |
338 | * cookie path. All previous SquirrelMail version used the standard php.ini |
339 | * cookie path for storing the session name. That behaviour changed. |
340 | */ |
341 | if ($sCookiePath !== SM_BASE_URI) { |
342 | /** |
343 | * do not delete the standard sessions with session.name is i.e. PHPSESSID |
344 | * because they probably belong to other php apps |
345 | */ |
346 | if (ini_get('session.name') !== $sSessionAutostartName) { |
347 | sqsetcookie(ini_get('session.name'),'',0,$sCookiePath); |
348 | } |
349 | } |
202bcbcc |
350 | break; |
351 | default: |
352 | require(SM_PATH . 'functions/display_messages.php' ); |
353 | require(SM_PATH . 'functions/page_header.php'); |
354 | require(SM_PATH . 'functions/html.php'); |
355 | require(SM_PATH . 'functions/strings.php'); |
356 | |
357 | |
358 | /** |
359 | * Check if we are logged in |
360 | */ |
361 | require(SM_PATH . 'functions/auth.php'); |
362 | |
363 | if ( !sqsession_is_registered('user_is_logged_in') ) { |
364 | // First we store some information in the new session to prevent |
365 | // information-loss. |
366 | // |
367 | $session_expired_post = $_POST; |
368 | $session_expired_location = $PHP_SELF; |
369 | if (!sqsession_is_registered('session_expired_post')) { |
370 | sqsession_register($session_expired_post,'session_expired_post'); |
371 | } |
372 | if (!sqsession_is_registered('session_expired_location')) { |
373 | sqsession_register($session_expired_location,'session_expired_location'); |
374 | } |
375 | // signout page will deal with users who aren't logged |
376 | // in on its own; don't show error here |
377 | // |
378 | if (strpos($PHP_SELF, 'signout.php') !== FALSE) { |
379 | return; |
380 | } |
381 | |
8efadc6b |
382 | /** |
383 | * Initialize the template object (logout_error uses it) |
384 | */ |
385 | require(SM_PATH . 'class/template/template.class.php'); |
386 | /* |
387 | * $sTplDir is not initialized when a user is not logged in, so we will use |
388 | * the config file defaults here. If the neccesary variables are net set, |
389 | * force a default value. |
390 | */ |
391 | $aTemplateSet = ( !isset($aTemplateSet) ? array() : $aTemplateSet ); |
392 | $templateset_default = ( !isset($templateset_default) ? 0 : $templateset_default ); |
393 | |
394 | $sTplDir = ( !isset($aTemplateSet[$templateset_default]['PATH']) ? |
395 | SM_PATH . 'templates/default/' : |
396 | $aTemplateSet[$templateset_default]['PATH'] ); |
397 | $oTemplate = new Template($sTplDir); |
398 | |
202bcbcc |
399 | set_up_language($squirrelmail_language, true); |
400 | logout_error( _("You must be logged in to access this page.") ); |
401 | exit; |
402 | } |
403 | |
404 | sqgetGlobalVar('username',$username,SQ_SESSION); |
405 | |
406 | /** |
407 | * Setting the prefs backend |
408 | */ |
409 | sqgetGlobalVar('prefs_cache', $prefs_cache, SQ_SESSION ); |
410 | sqgetGlobalVar('prefs_are_cached', $prefs_are_cached, SQ_SESSION ); |
411 | |
412 | if ( !sqsession_is_registered('prefs_are_cached') || |
413 | !isset( $prefs_cache) || |
414 | !is_array( $prefs_cache)) { |
415 | $prefs_are_cached = false; |
416 | $prefs_cache = false; //array(); |
417 | } |
418 | |
c4e5f61f |
419 | /* see 'redirect' case */ |
4d2f7565 |
420 | require(SM_PATH . 'functions/prefs.php'); |
421 | |
202bcbcc |
422 | $prefs_backend = do_hook_function('prefs_backend'); |
423 | if (isset($prefs_backend) && !empty($prefs_backend) && file_exists(SM_PATH . $prefs_backend)) { |
424 | require(SM_PATH . $prefs_backend); |
425 | } elseif (isset($prefs_dsn) && !empty($prefs_dsn)) { |
426 | require(SM_PATH . 'functions/db_prefs.php'); |
427 | } else { |
202bcbcc |
428 | require(SM_PATH . 'functions/file_prefs.php'); |
429 | } |
430 | |
431 | /** |
432 | * initializing user settings |
433 | */ |
434 | require(SM_PATH . 'include/load_prefs.php'); |
435 | |
202bcbcc |
436 | // i do not understand the frames language cookie story |
437 | /** |
438 | * We'll need this to later have a noframes version |
439 | * |
440 | * Check if the user has a language preference, but no cookie. |
441 | * Send him a cookie with his language preference, if there is |
442 | * such discrepancy. |
443 | */ |
444 | $my_language = getPref($data_dir, $username, 'language'); |
445 | if ($my_language != $squirrelmail_language) { |
446 | sqsetcookie('squirrelmail_language', $my_language, time()+2592000, $base_uri); |
447 | } |
448 | // /dont understand |
449 | |
450 | /** |
451 | * Set up the language. |
452 | */ |
453 | $err=set_up_language(getPref($data_dir, $username, 'language')); |
454 | /* this is the last cookie we set so flush it. */ |
455 | sqsetcookieflush(); |
456 | |
457 | // Japanese translation used without mbstring support |
458 | if ($err==2) { |
459 | $sError = |
460 | "<p>You need to have PHP installed with the multibyte string function \n". |
461 | "enabled (using configure option --enable-mbstring).</p>\n". |
462 | "<p>System assumed that you accidently switched to Japanese translation \n". |
463 | "and reverted your language preference to English.</p>\n". |
464 | "<p>Please refresh this page in order to use webmail.</p>\n"; |
465 | error_box($sError); |
466 | } |
467 | |
468 | $timeZone = getPref($data_dir, $username, 'timezone'); |
469 | |
470 | /* Check to see if we are allowed to set the TZ environment variable. |
471 | * We are able to do this if ... |
472 | * safe_mode is disabled OR |
473 | * safe_mode_allowed_env_vars is empty (you are allowed to set any) OR |
474 | * safe_mode_allowed_env_vars contains TZ |
475 | */ |
476 | $tzChangeAllowed = (!ini_get('safe_mode')) || |
477 | !strcmp(ini_get('safe_mode_allowed_env_vars'),'') || |
478 | preg_match('/^([\w_]+,)*TZ/', ini_get('safe_mode_allowed_env_vars')); |
479 | |
480 | if ( $timeZone != SMPREF_NONE && ($timeZone != "") |
481 | && $tzChangeAllowed ) { |
482 | |
483 | // get time zone key, if strict or custom strict timezones are used |
484 | if (isset($time_zone_type) && |
485 | ($time_zone_type == 1 || $time_zone_type == 3)) { |
486 | /* load time zone functions */ |
487 | require(SM_PATH . 'include/timezones.php'); |
488 | $realTimeZone = sq_get_tz_key($timeZone); |
489 | } else { |
490 | $realTimeZone = $timeZone; |
491 | } |
492 | |
493 | // set time zone |
494 | if ($realTimeZone) { |
495 | putenv("TZ=".$realTimeZone); |
496 | } |
497 | } |
867fed37 |
498 | |
499 | /** |
500 | * php 5.1.0 added time zone functions. Set time zone with them in order |
501 | * to prevent E_STRICT notices and allow time zone modifications in safe_mode. |
502 | */ |
503 | if (function_exists('date_default_timezone_set')) { |
504 | if ($timeZone != SMPREF_NONE && $timeZone != "") { |
505 | date_default_timezone_set($timeZone); |
506 | } else { |
507 | // interface runs on server's time zone. Remove php E_STRICT complains |
508 | $default_timezone = @date_default_timezone_get(); |
509 | date_default_timezone_set($default_timezone); |
510 | } |
511 | } |
202bcbcc |
512 | break; |
513 | } |
514 | |
515 | /** |
516 | * Initialize the template object |
517 | */ |
518 | require(SM_PATH . 'class/template/template.class.php'); |
3aa46abc |
519 | |
202bcbcc |
520 | /* |
521 | * $sTplDir is not initialized when a user is not logged in, so we will use |
c4e5f61f |
522 | * the config file defaults here. If the neccesary variables are not set, |
202bcbcc |
523 | * force a default value. |
3aa46abc |
524 | * |
525 | * If the user is logged in, $sTplDir will be set in load_prefs.php, so we |
526 | * shouldn't change it here. |
202bcbcc |
527 | */ |
3aa46abc |
528 | if (!isset($sTplDir)) { |
529 | $aTemplateSet = ( !isset($aTemplateSet) ? array() : $aTemplateSet ); |
530 | $templateset_default = ( !isset($templateset_default) ? 0 : $templateset_default ); |
531 | |
36543f08 |
532 | $sTplDir = !isset($aTemplateSet[$templateset_default]['PATH']) ? SM_PATH . 'templates/default/' : $aTemplateSet[$templateset_default]['PATH']; |
533 | $icon_theme_path = !$use_icons ? NULL : $sTplDir . 'images/'; |
3aa46abc |
534 | } |
202bcbcc |
535 | $oTemplate = new Template($sTplDir); |
536 | |
7aae649d |
537 | // We want some variables to always be available to the template |
538 | $always_include = array('sTplDir', 'icon_theme_path'); |
539 | foreach ($always_include as $var) { |
540 | $oTemplate->assign($var, (isset($$var) ? $$var : NULL)); |
541 | } |
542 | |
202bcbcc |
543 | /** |
544 | * Initialize our custom error handler object |
545 | */ |
546 | require(SM_PATH . 'class/error.class.php'); |
547 | $oErrorHandler = new ErrorHandler($oTemplate,'error_message.tpl'); |
548 | |
549 | /** |
550 | * Activate custom error handling |
551 | */ |
552 | if (version_compare(PHP_VERSION, "4.3.0", ">=")) { |
553 | $oldErrorHandler = set_error_handler(array($oErrorHandler, 'SquirrelMailErrorhandler')); |
554 | } else { |
555 | $oldErrorHandler = set_error_handler('SquirrelMailErrorhandler'); |
556 | } |
557 | |
558 | /** |
559 | * Javascript support detection function |
560 | * @param boolean $reset recheck javascript support if set to true. |
867fed37 |
561 | * @return integer SMPREF_JS_ON or SMPREF_JS_OFF ({@see include/constants.php}) |
202bcbcc |
562 | * @since 1.5.1 |
563 | */ |
202bcbcc |
564 | function checkForJavascript($reset = FALSE) { |
565 | global $data_dir, $username, $javascript_on, $javascript_setting; |
566 | |
567 | if ( !$reset && sqGetGlobalVar('javascript_on', $javascript_on, SQ_SESSION) ) |
568 | return $javascript_on; |
569 | |
570 | if ( $reset || !isset($javascript_setting) ) |
571 | $javascript_setting = getPref($data_dir, $username, 'javascript_setting', SMPREF_JS_AUTODETECT); |
572 | |
573 | if ( !sqGetGlobalVar('new_js_autodetect_results', $js_autodetect_results) && |
574 | !sqGetGlobalVar('js_autodetect_results', $js_autodetect_results) ) |
575 | $js_autodetect_results = SMPREF_JS_OFF; |
576 | |
577 | if ( $javascript_setting == SMPREF_JS_AUTODETECT ) |
578 | $javascript_on = $js_autodetect_results; |
579 | else |
580 | $javascript_on = $javascript_setting; |
581 | |
582 | sqsession_register($javascript_on, 'javascript_on'); |
583 | return $javascript_on; |
584 | } |
585 | |
586 | function sqm_baseuri() { |
587 | global $base_uri; |
588 | return $base_uri; |
8e1e2794 |
589 | } |