rest_get_server

WordPress Version: 4.6

/**
 * Retrieves the current REST server instance.
 *
 * Instantiates a new instance if none exists already.
 *
 * @since 4.5.0
 *
 * @global WP_REST_Server $wp_rest_server REST server instance.
 *
 * @return WP_REST_Server REST server instance.
 */
function rest_get_server()
{
    /* @var WP_REST_Server $wp_rest_server */
    global $wp_rest_server;
    if (empty($wp_rest_server)) {
        /**
         * Filters the REST Server Class.
         *
         * This filter allows you to adjust the server class used by the API, using a
         * different class to handle requests.
         *
         * @since 4.4.0
         *
         * @param string $class_name The name of the server class. Default 'WP_REST_Server'.
         */
        $wp_rest_server_class = apply_filters('wp_rest_server_class', 'WP_REST_Server');
        $wp_rest_server = new $wp_rest_server_class();
        /**
         * Fires when preparing to serve an API request.
         *
         * Endpoint objects should be created and register their hooks on this action rather
         * than another action to ensure they're only loaded when needed.
         *
         * @since 4.4.0
         *
         * @param WP_REST_Server $wp_rest_server Server object.
         */
        do_action('rest_api_init', $wp_rest_server);
    }
    return $wp_rest_server;
}