* @package squirrelmail
*/
-
-
-
-
/**
- * SquirrelMail internal version number -- DO NOT CHANGE
- * $sm_internal_version = array (release, major, minor)
+ * This is a development version so in order to track programmer mistakes we
+ * set the error reporting to E_ALL
*/
+error_reporting(E_ALL);
-$SQM_INTERNAL_VERSION = array(1,5,2);
/**
- * This is a development version so in order to track programmer mistakes we
- * set the error reporting to E_ALL
+ * Make sure we have a page name
+ *
*/
-
-error_reporting(E_ALL);
+if ( !defined('PAGE_NAME') ) define('PAGE_NAME', NULL);
/**
* If register_globals are on, unregister globals.
- * Code requires PHP 4.1.0 or newer.
+ * Second test covers boolean set as string (php_value register_globals off).
*/
-
-if ((bool) @ini_get('register_globals')) {
- /**
- * Remove all globals from $_GET, $_POST, and $_COOKIE.
- */
- foreach ($_REQUEST as $key => $value) {
- unset($GLOBALS[$key]);
- }
+if ((bool) ini_get('register_globals') &&
+ strtolower(ini_get('register_globals'))!='off') {
/**
- * Remove globalized $_FILES variables
- * Before 4.3.0 $_FILES are included in $_REQUEST.
- * Unglobalize them in separate call in order to remove dependency
- * on PHP version.
+ * Remove all globals that are not reserved by PHP
+ * 'value' and 'key' are used by foreach. Don't unset them inside foreach.
*/
- foreach ($_FILES as $key => $value) {
- unset($GLOBALS[$key]);
- // there are three undocumented $_FILES globals.
- unset($GLOBALS[$key.'_type']);
- unset($GLOBALS[$key.'_name']);
- unset($GLOBALS[$key.'_size']);
- }
- /**
- * Remove globalized environment variables.
- */
- foreach ($_ENV as $key => $value) {
- unset($GLOBALS[$key]);
- }
- /**
- * Remove globalized server variables.
- */
- foreach ($_SERVER as $key => $value) {
- unset($GLOBALS[$key]);
+ foreach ($GLOBALS as $key => $value) {
+ switch($key) {
+ case 'HTTP_POST_VARS':
+ case '_POST':
+ case 'HTTP_GET_VARS':
+ case '_GET':
+ case 'HTTP_COOKIE_VARS':
+ case '_COOKIE':
+ case 'HTTP_SERVER_VARS':
+ case '_SERVER':
+ case 'HTTP_ENV_VARS':
+ case '_ENV':
+ case 'HTTP_POST_FILES':
+ case '_FILES':
+ case '_REQUEST':
+ case 'HTTP_SESSION_VARS':
+ case '_SESSION':
+ case 'GLOBALS':
+ case 'key':
+ case 'value':
+ break;
+ default:
+ unset($GLOBALS[$key]);
+ }
}
+ // Unset variables used in foreach
+ unset($GLOBALS['key']);
+ unset($GLOBALS['value']);
+}
+
+/**
+ * Used as a dummy value, e.g., for passing as an empty
+ * hook argument (where the value is passed by reference,
+ * and therefore NULL itself is not acceptable).
+ */
+global $null;
+$null = NULL;
+
+/**
+ * [#1518885] session.use_cookies = off breaks SquirrelMail
+ *
+ * When session cookies are not used, all http redirects, meta refreshes,
+ * src/download.php and javascript URLs are broken. Setting must be set
+ * before session is started.
+ */
+if (!(bool)ini_get('session.use_cookies') ||
+ ini_get('session.use_cookies') == 'off') {
+ ini_set('session.use_cookies','1');
}
*
*/
if (isset($_SERVER['SCRIPT_NAME'])) {
- $a = explode('/',$_SERVER['SCRIPT_NAME']);
+ $a = explode('/', $_SERVER['SCRIPT_NAME']);
} elseif (isset($HTTP_SERVER_VARS['SCRIPT_NAME'])) {
- $a = explode('/',$_SERVER['SCRIPT_NAME']);
+ $a = explode('/', $HTTP_SERVER_VARS['SCRIPT_NAME']);
+} else {
+ $error = 'Unable to detect script environment. Please test your PHP '
+ . 'settings and send your PHP core configuration, $_SERVER and '
+ . '$HTTP_SERVER_VARS contents to the SquirrelMail developers.';
+ die($error);
}
$sSM_PATH = '';
-for($i = count($a) -2;$i > -1; --$i) {
+for($i = count($a) -2; $i > -1; --$i) {
$sSM_PATH .= '../';
if ($a[$i] === 'src' || $a[$i] === 'plugins') {
break;
}
}
-$base_uri = implode('/',array_slice($a,0,$i)). '/';
+$base_uri = implode('/', array_slice($a, 0, $i)). '/';
define('SM_PATH',$sSM_PATH);
define('SM_BASE_URI', $base_uri);
+
+
/**
* global var $bInit is used to check if initialisation took place.
* At this moment it's a workarounf for the include of addrbook_search_html
*/
$bInit = true;
+/**
+ * This theme as a failsafe if no themes were found, or if we error
+ * out before anything could be initialised.
+ */
+$color = array();
+$color[0] = '#DCDCDC'; /* light gray TitleBar */
+$color[1] = '#800000'; /* red */
+$color[2] = '#CC0000'; /* light red Warning/Error Messages */
+$color[3] = '#A0B8C8'; /* green-blue Left Bar Background */
+$color[4] = '#FFFFFF'; /* white Normal Background */
+$color[5] = '#FFFFCC'; /* light yellow Table Headers */
+$color[6] = '#000000'; /* black Text on left bar */
+$color[7] = '#0000CC'; /* blue Links */
+$color[8] = '#000000'; /* black Normal text */
+$color[9] = '#ABABAB'; /* mid-gray Darker version of #0 */
+$color[10] = '#666666'; /* dark gray Darker version of #9 */
+$color[11] = '#770000'; /* dark red Special Folders color */
+$color[12] = '#EDEDED';
+$color[13] = '#800000'; /* (dark red) Color for quoted text -- > 1 quote */
+$color[14] = '#ff0000'; /* (red) Color for quoted text -- >> 2 or more */
+$color[15] = '#002266'; /* (dark blue) Unselectable folders */
+$color[16] = '#ff9933'; /* (orange) Highlight color */
+
require(SM_PATH . 'functions/global.php');
+require(SM_PATH . 'functions/strings.php');
+require(SM_PATH . 'functions/arrays.php');
+
+/* load default configuration */
+require(SM_PATH . 'config/config_default.php');
+/* reset arrays in default configuration */
+$ldap_server = array();
+$plugins = array();
+$fontsets = array();
+$aTemplateSet = array();
+$aTemplateSet[0]['ID'] = 'default';
+$aTemplateSet[0]['NAME'] = 'Default';
+
+/* load site configuration */
require(SM_PATH . 'config/config.php');
+/* load local configuration overrides */
+if (file_exists(SM_PATH . 'config/config_local.php')) {
+ require(SM_PATH . 'config/config_local.php');
+}
+
require(SM_PATH . 'functions/plugin.php');
require(SM_PATH . 'include/constants.php');
require(SM_PATH . 'include/languages.php');
+require(SM_PATH . 'class/template/Template.class.php');
+require(SM_PATH . 'class/error.class.php');
/**
* If magic_quotes_runtime is on, SquirrelMail breaks in new and creative ways.
}
/**
- * if session.auto_start is On then close the session
- */
-$session_autostart_name = session_name();
-if ((isset($session_autostart_name) || $session_autostart_name == '') &&
- $session_autostart_name !== $session_name) {
- $cookiepath = ini_get('session.cookie_path');
- $cookiedomain = ini_get('session.cookie_domain');
+ * When session.auto_start is On we want to destroy/close the session
+ */
+$sSessionAutostartName = session_name();
+$sCookiePath = null;
+if (isset($sSessionAutostartName) && $sSessionAutostartName !== $session_name) {
+ $sCookiePath = ini_get('session.cookie_path');
+ $sCookieDomain = ini_get('session.cookie_domain');
// reset the cookie
- setcookie($session_autostart_name,'',time() - 604800,$cookiepath,$cookiedomain);
+ setcookie($sSessionAutostartName,'',time() - 604800,$sCookiePath,$sCookieDomain);
@session_destroy();
session_write_close();
-}
+}
/**
* includes from classes stored in the session
sqsession_is_active();
/**
- * Remove globalized session data in rg=on setups
+ * When on login page, have to reset the user session, making
+ * sure to save session restore data first
*/
-if ((bool) @ini_get('register_globals')) {
- foreach ($_SESSION as $key => $value) {
- unset($GLOBALS[$key]);
+if (PAGE_NAME == 'login') {
+ if (!sqGetGlobalVar('session_expired_post', $sep, SQ_SESSION))
+ $sep = '';
+ if (!sqGetGlobalVar('session_expired_location', $sel, SQ_SESSION))
+ $sel = '';
+ sqsession_destroy();
+ session_write_close();
+
+ /**
+ * in some rare instances, the session seems to stick
+ * around even after destroying it (!!), so if it does,
+ * we'll manually flatten the $_SESSION data
+ */
+ if (!empty($_SESSION))
+ $_SESSION = array();
+
+ sqsession_is_active();
+ session_regenerate_id();
+
+ // put session restore data back into session if necessary
+ if (!empty($sel)) {
+ sqsession_register($sel, 'session_expired_location');
+ if (!empty($sep))
+ sqsession_register($sep, 'session_expired_post');
}
}
-sqsession_register($base_uri, SM_BASE_URI);
-
/**
- * SquirrelMail version number -- DO NOT CHANGE
+ * SquirrelMail internal version number -- DO NOT CHANGE
+ * $sm_internal_version = array (release, major, minor)
*/
-$version = '1.5.2 [CVS]';
+$SQM_INTERNAL_VERSION = explode('.', SM_VERSION, 3);
+$SQM_INTERNAL_VERSION[2] = intval($SQM_INTERNAL_VERSION[2]);
-/**
- * Retrieve the language cookie
+
+/* load prefs system; even when user not logged in, should be OK to do this here */
+require(SM_PATH . 'functions/prefs.php');
+
+$prefs_backend = do_hook('prefs_backend', $null);
+if (isset($prefs_backend) && !empty($prefs_backend) && file_exists(SM_PATH . $prefs_backend)) {
+ require(SM_PATH . $prefs_backend);
+} elseif (isset($prefs_dsn) && !empty($prefs_dsn)) {
+ require(SM_PATH . 'functions/db_prefs.php');
+} else {
+ require(SM_PATH . 'functions/file_prefs.php');
+}
+
+
+/* if plugins are disabled only for one user and
+ * the current user is NOT that user, turn them
+ * back on
*/
-if (! sqgetGlobalVar('squirrelmail_language',$squirrelmail_language,SQ_COOKIE)) {
- $squirrelmail_language = '';
+sqgetGlobalVar('username',$username,SQ_SESSION);
+if ($disable_plugins && !empty($disable_plugins_user)
+ && $username != $disable_plugins_user) {
+ $disable_plugins = false;
+}
+
+/* remove all plugins if they are disabled */
+if ($disable_plugins) {
+ $plugins = array();
}
/**
- * @var $sInitlocation From where do we include.
+ * Include Compatibility plugin if available.
*/
-if (!isset($sInitLocation)) {
- $sInitLocation=NULL;
-}
+if (!$disable_plugins && file_exists(SM_PATH . 'plugins/compatibility/functions.php'))
+ include_once(SM_PATH . 'plugins/compatibility/functions.php');
/**
* MAIN PLUGIN LOADING CODE HERE
+ * On init, we no longer need to load all plugin setup files.
+ * Now, we load the statically generated hook registrations here
+ * and let the hook calls include only the plugins needed.
*/
+$squirrelmail_plugin_hooks = array();
+if (!$disable_plugins && file_exists(SM_PATH . 'config/plugin_hooks.php')) {
+ require(SM_PATH . 'config/plugin_hooks.php');
+}
/**
- * Include Compatibility plugin if available.
+ * allow plugins to override main configuration; hook is placed
+ * here to allow plugins to use session information to do their work
*/
-if (file_exists(SM_PATH . 'plugins/compatibility/functions.php'))
- include_once(SM_PATH . 'plugins/compatibility/functions.php');
-$squirrelmail_plugin_hooks = array();
+do_hook('config_override', $null);
-/* On init, register all plugins configured for use. */
-if (isset($plugins) && is_array($plugins)) {
- // turn on output buffering in order to prevent output of new lines
- ob_start();
- foreach ($plugins as $name) {
- use_plugin($name);
- }
- // get output and remove whitespace
- $output = trim(ob_get_contents());
- ob_end_clean();
- // if plugins output more than newlines and spacing, stop script execution.
- if (!empty($output)) {
- die($output);
+/**
+ * DISABLED.
+ * Remove globalized session data in rg=on setups
+ *
+ * Code can be utilized when session is started, but data is not loaded.
+ * We have already loaded configuration and other important vars. Can't
+ * clean session globals here.
+if ((bool) @ini_get('register_globals') &&
+ strtolower(ini_get('register_globals'))!='off') {
+ foreach ($_SESSION as $key => $value) {
+ unset($GLOBALS[$key]);
}
}
+*/
+sqsession_register(SM_BASE_URI,'base_uri');
-switch ($sInitLocation) {
- case 'style': session_write_close(); sqsetcookieflush(); break;
- case 'redirect':
- $prefs_backend = do_hook_function('prefs_backend');
- if (isset($prefs_backend) && !empty($prefs_backend) && file_exists(SM_PATH . $prefs_backend)) {
- require(SM_PATH . $prefs_backend);
- } elseif (isset($prefs_dsn) && !empty($prefs_dsn)) {
- require(SM_PATH . 'functions/db_prefs.php');
+/**
+ * Retrieve the language cookie
+ */
+if (! sqgetGlobalVar('squirrelmail_language',$squirrelmail_language,SQ_COOKIE)) {
+ $squirrelmail_language = '';
+}
+
+
+/**
+ * Do something special for some pages. This is based on the PAGE_NAME constand
+ * set at the top of every page.
+ */
+switch (PAGE_NAME) {
+ case 'style':
+
+ // need to get the right template set up
+ //
+ sqGetGlobalVar('templateid', $templateid, SQ_GET);
+
+ // sanitize just in case...
+ //
+ $templateid = preg_replace('/(\.\.\/){1,}/', '', $templateid);
+
+ // make sure given template actually is available
+ //
+ $found_templateset = false;
+ for ($i = 0; $i < count($aTemplateSet); ++$i) {
+ if ($aTemplateSet[$i]['ID'] == $templateid) {
+ $found_templateset = true;
+ break;
+ }
+ }
+
+// FIXME: do we need/want to check here for actual (physical) presence of template sets?
+ // selected template not available, fall back to default template
+ //
+ if (!$found_templateset) {
+ $sTemplateID = Template::get_default_template_set();
} else {
- require(SM_PATH . 'functions/prefs.php');
- require(SM_PATH . 'functions/file_prefs.php');
+ $sTemplateID = $templateid;
}
+
+ session_write_close();
+ break;
+
+ case 'redirect':
+ require(SM_PATH . 'functions/auth.php');
//nobreak;
+
case 'login':
require(SM_PATH . 'functions/display_messages.php' );
require(SM_PATH . 'functions/page_header.php');
require(SM_PATH . 'functions/html.php');
+
+ // reset template file cache
+ //
+ $sTemplateID = Template::get_default_template_set();
+ Template::cache_template_file_hierarchy(TRUE);
+
+ /**
+ * Make sure icon variables are setup for the login page.
+ */
+ $icon_theme = $icon_themes[$icon_theme_def]['PATH'];
+ /*
+ * NOTE: The $icon_theme_path var should contain the path to the icon
+ * theme to use. If the admin has disabled icons, or the user has
+ * set the icon theme to "None," no icons will be used.
+ */
+ $icon_theme_path = (!$use_icons || $icon_theme=='none') ? NULL : ($icon_theme == 'template' ? SM_PATH . Template::calculate_template_images_directory($sTemplateID) : $icon_theme);
+
+ /**
+ * cleanup old cookies with a cookie path the same as the standard php.ini
+ * cookie path. All previous SquirrelMail version used the standard php.ini
+ * cookie path for storing the session name. That behaviour changed.
+ */
+ if ($sCookiePath !== SM_BASE_URI) {
+ /**
+ * do not delete the standard sessions with session.name is i.e. PHPSESSID
+ * because they probably belong to other php apps
+ */
+ if (ini_get('session.name') !== $sSessionAutostartName) {
+ // This does not work. Sometimes the cookie with SQSESSID=deleted and path /
+ // is picked up in webmail.php => login will fail
+ //sqsetcookie(ini_get('session.name'),'',0,$sCookiePath);
+ }
+ }
break;
default:
require(SM_PATH . 'functions/display_messages.php' );
require(SM_PATH . 'functions/page_header.php');
require(SM_PATH . 'functions/html.php');
- require(SM_PATH . 'functions/strings.php');
/**
require(SM_PATH . 'functions/auth.php');
if ( !sqsession_is_registered('user_is_logged_in') ) {
+
+ // use $message to indicate what logout text the user
+ // will see... if 0, typical "You must be logged in"
+ // if 1, information that the user session was saved
+ // and will be resumed after (re)login
+ //
+ $message = 0;
+
// First we store some information in the new session to prevent
// information-loss.
//
$session_expired_post = $_POST;
- $session_expired_location = $PHP_SELF;
+ $session_expired_location = PAGE_NAME;
if (!sqsession_is_registered('session_expired_post')) {
sqsession_register($session_expired_post,'session_expired_post');
}
if (!sqsession_is_registered('session_expired_location')) {
sqsession_register($session_expired_location,'session_expired_location');
+ if ($session_expired_location == 'compose')
+ $message = 1;
}
// signout page will deal with users who aren't logged
// in on its own; don't show error here
//
- if (strpos($PHP_SELF, 'signout.php') !== FALSE) {
- return;
+ if ( PAGE_NAME == 'signout' ) {
+ return;
}
+ /**
+ * Initialize the template object (logout_error uses it)
+ */
+ /*
+ * $sTemplateID is not initialized when a user is not logged in, so we
+ * will use the config file defaults here. If the neccesary variables
+ * are net set, force a default value.
+ */
+ $sTemplateID = Template::get_default_template_set();
+ $oTemplate = Template::construct_template($sTemplateID);
+
set_up_language($squirrelmail_language, true);
- logout_error( _("You must be logged in to access this page.") );
+ if (!$message)
+ logout_error( _("You must be logged in to access this page.") );
+ else
+ logout_error( _("Your session has expired, but will be resumed after logging in again.") );
exit;
}
+//FIXME: remove next line if the placement of the copy of this line above does not prove to be problematic
sqgetGlobalVar('username',$username,SQ_SESSION);
+ sqgetGlobalVar('authz',$authz,SQ_SESSION);
/**
* Setting the prefs backend
$prefs_cache = false; //array();
}
- $prefs_backend = do_hook_function('prefs_backend');
- if (isset($prefs_backend) && !empty($prefs_backend) && file_exists(SM_PATH . $prefs_backend)) {
- require(SM_PATH . $prefs_backend);
- } elseif (isset($prefs_dsn) && !empty($prefs_dsn)) {
- require(SM_PATH . 'functions/db_prefs.php');
- } else {
- require(SM_PATH . 'functions/prefs.php');
- require(SM_PATH . 'functions/file_prefs.php');
- }
-
/**
* initializing user settings
*/
require(SM_PATH . 'include/load_prefs.php');
-
// i do not understand the frames language cookie story
/**
* We'll need this to later have a noframes version
* Set up the language.
*/
$err=set_up_language(getPref($data_dir, $username, 'language'));
- /* this is the last cookie we set so flush it. */
- sqsetcookieflush();
// Japanese translation used without mbstring support
if ($err==2) {
putenv("TZ=".$realTimeZone);
}
}
+
+ /**
+ * php 5.1.0 added time zone functions. Set time zone with them in order
+ * to prevent E_STRICT notices and allow time zone modifications in safe_mode.
+ */
+ if (function_exists('date_default_timezone_set')) {
+ if ($timeZone != SMPREF_NONE && $timeZone != "") {
+ date_default_timezone_set($timeZone);
+ } else {
+ // interface runs on server's time zone. Remove php E_STRICT complains
+ $default_timezone = @date_default_timezone_get();
+ date_default_timezone_set($default_timezone);
+ }
+ }
break;
}
-/**
- * Initialize the template object
- */
-require(SM_PATH . 'class/template/template.class.php');
/*
- * $sTplDir is not initialized when a user is not logged in, so we will use
- * the config file defaults here. If the neccesary variables are net set,
- * force a default value.
+ * $sTemplateID is not initialized when a user is not logged in, so we
+ * will use the config file defaults here. If the neccesary variables
+ * are not set, force a default value.
+ *
+ * If the user is logged in, $sTemplateID will be set in load_prefs.php,
+ * so we shouldn't change it here.
*/
-$aTemplateSet = ( !isset($aTemplateSet) ? array() : $aTemplateSet );
-$templateset_default = ( !isset($templateset_default) ? 0 : $templateset_default );
+if (!isset($sTemplateID)) {
+ $sTemplateID = Template::get_default_template_set();
+ $icon_theme_path = !$use_icons ? NULL : Template::calculate_template_images_directory($sTemplateID);
+}
+
+// template object may have already been constructed in load_prefs.php
+//
+if (empty($oTemplate)) {
+ $oTemplate = Template::construct_template($sTemplateID);
+}
-$sTplDir = ( !isset($aTemplateSet[$templateset_default]['PATH']) ?
- SM_PATH . 'templates/default/' :
- $aTemplateSet[$templateset_default]['PATH'] );
-$oTemplate = new Template($sTplDir);
+// We want some variables to always be available to the template
+$oTemplate->assign('javascript_on',
+ (sqGetGlobalVar('user_is_logged_in', $user_is_logged_in, SQ_SESSION)
+ ? checkForJavascript() : 0));
+$oTemplate->assign('base_uri', sqm_baseuri());
+$always_include = array('sTemplateID', 'icon_theme_path');
+foreach ($always_include as $var) {
+ $oTemplate->assign($var, (isset($$var) ? $$var : NULL));
+}
/**
* Initialize our custom error handler object
*/
-require(SM_PATH . 'class/error.class.php');
$oErrorHandler = new ErrorHandler($oTemplate,'error_message.tpl');
/**
/**
* Javascript support detection function
* @param boolean $reset recheck javascript support if set to true.
- * @return integer SMPREF_JS_ON or SMPREF_JS_OFF ({@see functions/constants.php})
+ * @return integer SMPREF_JS_ON or SMPREF_JS_OFF ({@see include/constants.php})
* @since 1.5.1
*/
-
function checkForJavascript($reset = FALSE) {
global $data_dir, $username, $javascript_on, $javascript_setting;
if ( !$reset && sqGetGlobalVar('javascript_on', $javascript_on, SQ_SESSION) )
return $javascript_on;
+ $user_is_logged_in = FALSE;
if ( $reset || !isset($javascript_setting) )
$javascript_setting = getPref($data_dir, $username, 'javascript_setting', SMPREF_JS_AUTODETECT);
function sqm_baseuri() {
global $base_uri;
return $base_uri;
-}
\ No newline at end of file
+}
projects / squirrelmail.git / blobdiff