WP_REST_Controller::get_additional_fields( string $object_type = null )

Retrieves all of the registered additional fields for a given object-type.

Parameters

$object_type

(Optional) The object type.

Default value: null

Return

(array) Registered additional fields (if any), empty array if none or if the object type could not be inferred.

Source

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

	protected function get_additional_fields( $object_type = null ) {

		if ( ! $object_type ) {
			$object_type = $this->get_object_type();
		}

		if ( ! $object_type ) {
			return array();
		}

		global $wp_rest_additional_fields;

		if ( ! $wp_rest_additional_fields || ! isset( $wp_rest_additional_fields[ $object_type ] ) ) {
			return array();
		}

		return $wp_rest_additional_fields[ $object_type ];
	}

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Related

Uses

Uses
Uses Description
wp-includes/rest-api/endpoints/class-wp-rest-controller.php: WP_REST_Controller::get_object_type()

Retrieves the object type this controller is responsible for managing.

Used By

Used By
Used By Description
wp-includes/rest-api/endpoints/class-wp-rest-controller.php: WP_REST_Controller::add_additional_fields_to_object()

Adds the values from additional fields to a data object.
wp-includes/rest-api/endpoints/class-wp-rest-controller.php: WP_REST_Controller::update_additional_fields_for_object()

Updates the values of additional fields added to a data object.
wp-includes/rest-api/endpoints/class-wp-rest-controller.php: WP_REST_Controller::add_additional_fields_schema()

Adds the schema from additional fields to a schema array.

Changelog

Changelog
Version Description
WP-4.7.0 Introduced.