Contao\Frontend::getLoginStatus PHP Метод

    protected function getLoginStatus($strCookie)
    {
        $cookie = \Input::cookie($strCookie);
        if ($cookie === null) {
            return false;
        }
        $hash = $this->getSessionHash($strCookie);
        // Validate the cookie hash
        if ($cookie == $hash) {
            // Try to find the session
            $objSession = \SessionModel::findByHashAndName($hash, $strCookie);
            // Validate the session ID and timeout
            if ($objSession !== null && $objSession->sessionID == \System::getContainer()->get('session')->getId() && (\System::getContainer()->getParameter('contao.security.disable_ip_check') || $objSession->ip == \Environment::get('ip')) && $objSession->tstamp + \Config::get('sessionTimeout') > time()) {
                // Disable the cache if a back end user is logged in
                if (TL_MODE == 'FE' && $strCookie == 'BE_USER_AUTH') {
                    $_SESSION['DISABLE_CACHE'] = true;
                    // Always return false if we are not in preview mode (show hidden elements)
                    if (!\Input::cookie('FE_PREVIEW')) {
                        return false;
                    }
                }
                // The session could be verified
                return true;
            }
        }
        // Reset the cache settings
        if (TL_MODE == 'FE' && $strCookie == 'BE_USER_AUTH') {
            $_SESSION['DISABLE_CACHE'] = false;
        }
        // Remove the cookie if it is invalid to enable loading cached pages
        $this->setCookie($strCookie, $hash, time() - 86400, null, null, \Environment::get('ssl'), true);
        return false;
    }