WP_REST_Terms_Controller::update_item( WP_REST_Request $request )

Updates a single term from a taxonomy.


Parameters Parameters

$request

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


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Return Return

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



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Source Source

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

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

		if ( isset( $request['parent'] ) ) {
			if ( ! is_taxonomy_hierarchical( $this->taxonomy ) ) {
				return new WP_Error(
					'rest_taxonomy_not_hierarchical',
					__( 'Cannot set parent term, taxonomy is not hierarchical.' ),
					array( 'status' => 400 )
				);
			}

			$parent = get_term( (int) $request['parent'], $this->taxonomy );

			if ( ! $parent ) {
				return new WP_Error(
					'rest_term_invalid',
					__( 'Parent term does not exist.' ),
					array( 'status' => 400 )
				);
			}
		}

		$prepared_term = $this->prepare_item_for_database( $request );

		// Only update the term if we have something to update.
		if ( ! empty( $prepared_term ) ) {
			$update = wp_update_term( $term->term_id, $term->taxonomy, wp_slash( (array) $prepared_term ) );

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

		$term = get_term( $term->term_id, $this->taxonomy );

		/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php */
		do_action( "rest_insert_{$this->taxonomy}", $term, $request, false );

		$schema = $this->get_item_schema();
		if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) {
			$meta_update = $this->meta->update_value( $request['meta'], $term->term_id );

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

		$fields_update = $this->update_additional_fields_for_object( $term, $request );

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

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

		/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php */
		do_action( "rest_after_insert_{$this->taxonomy}", $term, $request, false );

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

		return rest_ensure_response( $response );
	}

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Changelog Changelog

Changelog
Version Description
4.7.0 Introduced.

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