ARBiz::beforeSave PHP Method

    protected function beforeSave()
    {
        $now = time();
        if (parent::beforeSave()) {
            if ($this->isNewRecord) {
                $this->create_time = $now;
                $this->update_time = $now;
            } else {
                $this->update_time = $now;
            }
            return true;
        }
        return false;
    }