private static function identificationUserSign() { if (SJB_Settings::getValue('sessionBindIP')) { $userIdentity = md5(SJB_Request::getvar('HTTP_USER_AGENT', '', 'SERVER') . SJB_Request::getvar('REMOTE_ADDR', '', 'SERVER')); if (self::getValue('userSign') !== $userIdentity) { session_unset(); Zend_Session::regenerateId(); self::setValue('userSign', $userIdentity); } } }