public function init()
    {
        if (!isset(Yii::$app->params['user.emailCaptchaExpire'])) {
            Yii::$app->params['user.emailCaptchaExpire'] = $this->expire;
        }

        $this->expire = Yii::$app->params['user.emailCaptchaExpire'];

        $data = Yii::$app->request->post(Yii::$app->request->get('formName', ''), []);
        $this->email = ArrayHelper::getValue($data, 'email');

    }