default ) ) { $this->json['default'] = $this->default; } else { $this->json['default'] = $this->setting->default; } $this->json['value'] = $this->value(); $this->json['choices'] = $this->choices; $this->json['required'] = $this->required; $selected_fields = array(); foreach ( $this->choices as $key => $value ) { $selected_fields = array_merge( $selected_fields, $value['fields'] ); } $this->json['fields'] = $selected_fields; } /** * An Underscore (JS) template for this control's content (but not its container). * * Class variables for this control class are available in the `data` JS object; * export custom variables by overriding {@see WP_Customize_Control::to_json()}. * * @see WP_Customize_Control::print_template() * * @access protected */ protected function content_template() { ?>