Updates the values of additional fields added to a data object.

$object object Required

Data model like WP_Term or WP_Post.

$request WP_REST_Request Required

Full details about the request.

true|WP_Error True on success, WP_Error object if a field cannot be updated.

File: wp-includes/rest-api/endpoints/class-wp-rest-controller.php. View all references

protected function update_additional_fields_for_object( $object, $request ) {
	$additional_fields = $this->get_additional_fields();

	foreach ( $additional_fields as $field_name => $field_options ) {
		if ( ! $field_options['update_callback'] ) {
			continue;
		}

		// Don't run the update callbacks if the data wasn't passed in the request.
		if ( ! isset( $request[ $field_name ] ) ) {
			continue;
		}

		$result = call_user_func( $field_options['update_callback'], $request[ $field_name ], $object, $field_name, $request, $this->get_object_type() );

		if ( is_wp_error( $result ) ) {
			return $result;
		}
	}

	return true;
}