public function preRequest(\SS_HTTPRequest $request, \Session $session, \DataModel $model)
    {
        if (strtolower($request->httpMethod()) === 'post' && (
            $request->getURL() === 'Security/LoginForm' ||
            $request->getURL() === 'Security/LostPasswordForm' ||
            $request->getURL() === 'Security/ChangePasswordForm' 
            )) {
            Restrictable::set_enabled(false);
        }
    }