static function start()
{
// Force transfer session id to cookies if it passed via url
if (!empty($_REQUEST[SESS_NAME])) {
self::set_id($_REQUEST[SESS_NAME]);
}
session_name(SESS_NAME);
session_start();
// Session checker (for external services, returns "OK" if session exists, empty - otherwise)
if (!empty($_REQUEST['check_session'])) {
die(!empty($_SESSION) ? 'OK' : '');
}
// Validate session
if (!defined('SKIP_SESSION_VALIDATION')) {
$validator_data = self::get_validator_data();
if (!isset($_SESSION['_validator_data'])) {
$_SESSION['_validator_data'] = $validator_data;
} else {
if ($_SESSION['_validator_data'] != $validator_data) {
session_regenerate_id();
$_SESSION = array();
}
}
}
// _SESSION superglobal variable populates here, so remove it from global scope if needed
if (fn_get_ini_param('register_globals')) {
fn_unregister_globals('_SESSION');
}
}
/**
* Get file contents from local or remote filesystem
*
* @param string $location file location
* @param string $base_dir
* @return string $result
*/
function fn_get_contents($location, $base_dir = '')
{
$result = '';
$path = $base_dir . $location;
if (!empty($base_dir) && !fn_check_path($path)) {
return $result;
}
// Location is regular file
if (is_file($path)) {
$result = @file_get_contents($path);
// Location is url
} elseif (strpos($path, '://') !== false) {
// Prepare url
$path = str_replace(' ', '%20', $path);
if (fn_get_ini_param('allow_url_fopen') == true) {
$result = @file_get_contents($path);
} else {
list(, $result) = fn_http_request('GET', $path);
}
}
return $result;
}
if (isset($_SERVER['HTTP_X_REWRITE_URL'])) {
// for isapi_rewrite
$_SERVER['REQUEST_URI'] = $_SERVER['HTTP_X_REWRITE_URL'];
}
// Define real URL
define('REAL_URL', (defined('HTTPS') ? 'https://' : 'http://') . REAL_HOST . !empty($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '');
}
if (!defined('PATH_SEPARATOR')) {
define('PATH_SEPARATOR', defined('IS_WINDOWS') ? ';' : ':');
}
define('PS', PATH_SEPARATOR);
if (!empty($_SERVER['QUERY_STRING'])) {
$_SERVER['QUERY_STRING'] = defined('QUOTES_ENABLED') ? stripslashes($_SERVER['QUERY_STRING']) : $_SERVER['QUERY_STRING'];
$_SERVER['QUERY_STRING'] = str_replace(array('"', "'"), array('', ''), $_SERVER['QUERY_STRING']);
}
if (fn_get_ini_param('register_globals')) {
fn_unregister_globals();
}
// create REQUEST from stripped GET and POST
$_REQUEST = fn_safe_input(array_merge($_POST, $_GET));
// Set pear include path
@ini_set('include_path', DIR_ROOT . '/lib/pear/' . ini_get('include_path'));
/**
* Retrieve parameter from php options
*
* @param string $param parameter to get value for
* @param boolean $get_value if true, get value, otherwise return true if parameter enabled, false if disabled
* @return mixed parameter value
*/
function fn_get_ini_param($param, $get_value = false)
{