<?php namespace Automattic\WooCommerce\StoreApi\Schemas\V1; use Automattic\WooCommerce\StoreApi\Exceptions\RouteException; use Automattic\WooCommerce\StoreApi\SchemaController; use Automattic\WooCommerce\StoreApi\Schemas\ExtendSchema; use Automattic\WooCommerce\StoreApi\Utilities\CartController; /** * Class CartExtensionsSchema */ class CartExtensionsSchema extends AbstractSchema { /** * The schema item name. * * @var string */ protected $title = 'cart-extensions'; /** * The schema item identifier. * * @var string */ const IDENTIFIER = 'cart-extensions'; /** * Cart schema instance. * * @var CartSchema */ public $cart_schema; /** * Constructor. * * @param ExtendSchema $extend Rest Extending instance. * @param SchemaController $controller Schema Controller instance. */ public function __construct( ExtendSchema $extend, SchemaController $controller ) { parent::__construct( $extend, $controller ); $this->cart_schema = $this->controller->get( CartSchema::IDENTIFIER ); } /** * Cart extensions schema properties. * * @return array */ public function get_properties() { return []; } /** * Handle the request and return a valid response for this endpoint. * * @param \WP_REST_Request $request Request containing data for the extension callback. * @throws RouteException When callback is not callable or parameters are incorrect. * * @return array */ public function get_item_response( $request = null ) { try { $callback = $this->extend->get_update_callback( $request['namespace'] ); } catch ( \Exception $e ) { throw new RouteException( 'woocommerce_rest_cart_extensions_error', $e->getMessage(), 400 ); } $controller = new CartController(); if ( is_callable( $callback ) ) { $callback( $request['data'] ); // We recalculate the cart if we had something to run. $controller->calculate_totals(); } $cart = $controller->get_cart_instance(); return rest_ensure_response( $this->cart_schema->get_item_response( $cart ) ); } }