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WP_REST_Terms_Controller::delete_item( WP_REST_Request $request )

Deletes a single term from a taxonomy.

Parameters

$request

(WP_REST_Request) (Required) Full details about the request.

Return

(WP_REST_Response|WP_Error) Response object on success, or WP_Error object on failure.

Source

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

public function delete_item( $request ) {
		$term = $this->get_term( $request['id'] );
		if ( is_wp_error( $term ) ) {
			return $term;
		}

		$force = isset( $request['force'] ) ? (bool) $request['force'] : false;

		// We don't support trashing for terms.
		if ( ! $force ) {
			return new WP_Error(
				'rest_trash_not_supported',
				/* translators: %s: force=true */
				sprintf( __( "Terms do not support trashing. Set '%s' to delete." ), 'force=true' ),
				array( 'status' => 501 )
			);
		}

		$request->set_param( 'context', 'view' );

		$previous = $this->prepare_item_for_response( $term, $request );

		$retval = wp_delete_term( $term->term_id, $term->taxonomy );

		if ( ! $retval ) {
			return new WP_Error(
				'rest_cannot_delete',
				__( 'The term cannot be deleted.' ),
				array( 'status' => 500 )
			);
		}

		$response = new WP_REST_Response();
		$response->set_data(
			array(
				'deleted'  => true,
				'previous' => $previous->get_data(),
			)
		);

		/**
		 * Fires after a single term is deleted via the REST API.
		 *
		 * The dynamic portion of the hook name, `$this->taxonomy`, refers to the taxonomy slug.
		 *
		 * @since 4.7.0
		 *
		 * @param WP_Term          $term     The deleted term.
		 * @param WP_REST_Response $response The response data.
		 * @param WP_REST_Request  $request  The request sent to the API.
		 */
		do_action( "rest_delete_{$this->taxonomy}", $term, $response, $request );

		return $response;
	}

Uses

Uses Description
wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php: WP_REST_Terms_Controller::get_term()

Get the term, if the ID is valid.
wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php: WP_REST_Terms_Controller::prepare_item_for_response()

Prepares a single term output for response.
wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php: rest_delete_{$this->taxonomy}

Fires after a single term is deleted via the REST API.
wp-includes/l10n.php: __()

Retrieve the translation of $text.
wp-includes/taxonomy.php: wp_delete_term()

Removes a term from the database.
wp-includes/plugin.php: do_action()

Execute functions hooked on a specific action hook.
wp-includes/load.php: is_wp_error()

Check whether variable is a WordPress Error.
wp-includes/class-wp-error.php: WP_Error::__construct()

Initialize the error.

Changelog

Version Description
4.7.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_rest_terms_controller/delete_item