WP_REST_Server::add_image_to_index() WordPress Method

The WP_REST_Server::add_image_to_index() method allows you to add an image to the WordPress REST API index. This method accepts two arguments: the image ID and the image URL. The image ID is the number that is assigned to the image when it is uploaded to the WordPress media library. The image URL is the URL of the image file. This method can be used to add an image to the WordPress REST API index when the image is uploaded to the WordPress media library.

WP_REST_Server::add_image_to_index( WP_REST_Response $response, int $image_id, string $type ) #

	protected function add_image_to_index( WP_REST_Response $response, $image_id, $type ) {
		$response->data[ $type ] = (int) $image_id;
		if ( $image_id ) {
			$response->add_link(
				'https://api.w.org/featuredmedia',
				rest_url( rest_get_route_for_post( $image_id ) ),
				array(
					'embeddable' => true,
					'type'       => $type,
				)
			);
		}
	}