CMB2::process_field PHP Метод

    public function process_field($field_args)
    {
        switch ($field_args['type']) {
            case 'group':
                if ($this->save_group($field_args)) {
                    $this->updated[] = $field_args['id'];
                }
                break;
            case 'title':
                // Don't process title fields
                break;
            default:
                $field = $this->get_new_field($field_args);
                if ($field->save_field_from_data($this->data_to_save)) {
                    $this->updated[] = $field->id();
                }
                break;
        }
    }