public function update_item( $request ) {
		if ( isset( $request['parent'] ) ) {
			if ( ! is_taxonomy_hierarchical( $this->taxonomy ) ) {
				return new WP_Error( 'rest_taxonomy_not_hierarchical', __( 'Can not set resource parent, 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 resource doesn't exist." ), array( 'status' => 400 ) );
			}
		}

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

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

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

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

		/* This action is documented in lib/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'], (int) $request['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', 'view' );
		$response = $this->prepare_item_for_response( $term, $request );
		return rest_ensure_response( $response );
	}
public function update_item( $request ) {
		if ( isset( $request['parent'] ) ) {
			if ( ! is_taxonomy_hierarchical( $this->taxonomy ) ) {
				return new WP_Error( 'rest_taxonomy_not_hierarchical', __( 'Can not set resource parent, 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 resource doesn't exist." ), array( 'status' => 400 ) );
			}
		}

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

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

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

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

		/* This action is documented in lib/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'], (int) $request['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', 'view' );
		$response = $this->prepare_item_for_response( $term, $request );
		return rest_ensure_response( $response );
	}
public function update_item ( $ request ) { if ( isset ( $ request [ 'parent' ] ) ) { if ( ! is_taxonomy_hierarchical ( $ this -> taxonomy ) ) { return new WP_Error ( 'rest_taxonomy_not_hierarchical' , __ ( 'Can not set resource parent, 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 resource doesn't exist." ) , array ( 'status' => 400 ) ) ; } } $ prepared_term = $ this -> prepare_item_for_database ( $ request ) ; $ term = get_term ( ( int ) $ request [ 'id' ] , $ this -> taxonomy ) ; // Only update the term if we haz something to update. if ( ! empty ( $ prepared_term ) ) { $ update = wp_update_term ( $ term -> term_id , $ term -> taxonomy , ( array ) $ prepared_term ) ; if ( is_wp_error ( $ update ) ) { return $ update ; } } $ term = get_term ( ( int ) $ request [ 'id' ] , $ this -> taxonomy ) ; /* This action is documented in lib/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' ] , ( int ) $ request [ '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' , 'view' ) ; $ response = $ this -> prepare_item_for_response ( $ term , $ request ) ; return rest_ensure_response ( $ response ) ; }
Updates a single term from a taxonomy.

@param WP_REST_Request $request Full details about the request
@return WP_REST_Request|WP_Error
Updates a single term from a taxonomy .