Give_Payments_Query::user PHP Метод

    public function user()
    {
        if (is_null($this->args['user'])) {
            return;
        }
        if (is_numeric($this->args['user'])) {
            $user_key = '_give_payment_user_id';
        } else {
            $user_key = '_give_payment_user_email';
        }
        $this->__set('meta_query', array('key' => $user_key, 'value' => $this->args['user']));
    }