View file File name : AbstractRoute.php Content :<?php namespace Automattic\WooCommerce\StoreApi\Routes\V1; use Automattic\WooCommerce\StoreApi\SchemaController; use Automattic\WooCommerce\StoreApi\Routes\RouteInterface; use Automattic\WooCommerce\StoreApi\Exceptions\RouteException; use Automattic\WooCommerce\StoreApi\Exceptions\InvalidCartException; use Automattic\WooCommerce\StoreApi\Schemas\v1\AbstractSchema; use Automattic\WooCommerce\Blocks\Domain\Services\CheckoutFields; use Automattic\WooCommerce\Blocks\Package; use WP_Error; /** * AbstractRoute class. */ abstract class AbstractRoute implements RouteInterface { /** * Schema class instance. * * @var AbstractSchema */ protected $schema; /** * Route namespace. * * @var string */ protected $namespace = 'wc/store/v1'; /** * Schema Controller instance. * * @var SchemaController */ protected $schema_controller; /** * The routes schema. * * @var string */ const SCHEMA_TYPE = ''; /** * The routes schema version. * * @var integer */ const SCHEMA_VERSION = 1; /** * Constructor. * * @param SchemaController $schema_controller Schema Controller instance. * @param AbstractSchema $schema Schema class for this route. */ public function __construct( SchemaController $schema_controller, AbstractSchema $schema ) { $this->schema_controller = $schema_controller; $this->schema = $schema; } /** * Get the namespace for this route. * * @return string */ public function get_namespace() { return $this->namespace; } /** * Set the namespace for this route. * * @param string $namespace Given namespace. */ public function set_namespace( $namespace ) { $this->namespace = $namespace; } /** * Get item schema properties. * * @return array */ public function get_item_schema() { return $this->schema->get_item_schema(); } /** * Get the route response based on the type of request. * * @param \WP_REST_Request $request Request object. * @return \WP_REST_Response */ public function get_response( \WP_REST_Request $request ) { $response = null; try { $response = $this->get_response_by_request_method( $request ); } catch ( RouteException $error ) { $response = $this->get_route_error_response( $error->getErrorCode(), $error->getMessage(), $error->getCode(), $error->getAdditionalData() ); } catch ( InvalidCartException $error ) { $response = $this->get_route_error_response_from_object( $error->getError(), $error->getCode(), $error->getAdditionalData() ); } catch ( \Exception $error ) { $response = $this->get_route_error_response( 'woocommerce_rest_unknown_server_error', $error->getMessage(), 500 ); } return is_wp_error( $response ) ? $this->error_to_response( $response ) : $response; } /** * Get the route response based on the type of request. * * @param \WP_REST_Request $request Request object. * @return \WP_REST_Response */ protected function get_response_by_request_method( \WP_REST_Request $request ) { switch ( $request->get_method() ) { case 'POST': return $this->get_route_post_response( $request ); case 'PUT': case 'PATCH': return $this->get_route_update_response( $request ); case 'DELETE': return $this->get_route_delete_response( $request ); } return $this->get_route_response( $request ); } /** * Converts an error to a response object. Based on \WP_REST_Server. * * @param \WP_Error $error WP_Error instance. * @return \WP_REST_Response List of associative arrays with code and message keys. */ protected function error_to_response( $error ) { $error_data = $error->get_error_data(); $status = isset( $error_data, $error_data['status'] ) ? $error_data['status'] : 500; $errors = []; foreach ( (array) $error->errors as $code => $messages ) { foreach ( (array) $messages as $message ) { $errors[] = array( 'code' => $code, 'message' => $message, 'data' => $error->get_error_data( $code ), ); } } $data = array_shift( $errors ); if ( count( $errors ) ) { $data['additional_errors'] = $errors; } return new \WP_REST_Response( $data, $status ); } /** * Get route response for GET requests. * * When implemented, should return a \WP_REST_Response. * * @throws RouteException On error. * @param \WP_REST_Request $request Request object. * @return \WP_REST_Response */ protected function get_route_response( \WP_REST_Request $request ) { return $this->get_route_error_response( 'woocommerce_rest_invalid_endpoint', __( 'Method not implemented', 'woocommerce' ), 404 ); } /** * Get route response for POST requests. * * When implemented, should return a \WP_REST_Response. * * @throws RouteException On error. * @param \WP_REST_Request $request Request object. * @return \WP_REST_Response */ protected function get_route_post_response( \WP_REST_Request $request ) { return $this->get_route_error_response( 'woocommerce_rest_invalid_endpoint', __( 'Method not implemented', 'woocommerce' ), 404 ); } /** * Get route response for PUT requests. * * When implemented, should return a \WP_REST_Response. * * @throws RouteException On error. * @param \WP_REST_Request $request Request object. * @return \WP_REST_Response */ protected function get_route_update_response( \WP_REST_Request $request ) { return $this->get_route_error_response( 'woocommerce_rest_invalid_endpoint', __( 'Method not implemented', 'woocommerce' ), 404 ); } /** * Get route response for DELETE requests. * * When implemented, should return a \WP_REST_Response. * * @throws RouteException On error. * @param \WP_REST_Request $request Request object. * @return \WP_REST_Response */ protected function get_route_delete_response( \WP_REST_Request $request ) { return $this->get_route_error_response( 'woocommerce_rest_invalid_endpoint', __( 'Method not implemented', 'woocommerce' ), 404 ); } /** * Get route response when something went wrong. * * @param string $error_code String based error code. * @param string $error_message User facing error message. * @param int $http_status_code HTTP status. Defaults to 500. * @param array $additional_data Extra data (key value pairs) to expose in the error response. * @return \WP_Error WP Error object. */ protected function get_route_error_response( $error_code, $error_message, $http_status_code = 500, $additional_data = [] ) { return new \WP_Error( $error_code, $error_message, array_merge( $additional_data, [ 'status' => $http_status_code ] ) ); } /** * Get route response when something went wrong and the supplied error is a WP_Error. This currently only happens * when an item in the cart is out of stock, partially out of stock, can only be bought individually, or when the * item is not purchasable. * * @param WP_Error $error_object The WP_Error object containing the error. * @param int $http_status_code HTTP status. Defaults to 500. * @param array $additional_data Extra data (key value pairs) to expose in the error response. * @return WP_Error WP Error object. */ protected function get_route_error_response_from_object( $error_object, $http_status_code = 500, $additional_data = [] ) { $error_object->add_data( array_merge( $additional_data, [ 'status' => $http_status_code ] ) ); return $error_object; } /** * Prepare a single item for response. * * @param mixed $item Item to format to schema. * @param \WP_REST_Request $request Request object. * @return \WP_REST_Response $response Response data. */ public function prepare_item_for_response( $item, \WP_REST_Request $request ) { $response = rest_ensure_response( $this->schema->get_item_response( $item ) ); $response->add_links( $this->prepare_links( $item, $request ) ); return $response; } /** * Retrieves the context param. * * Ensures consistent descriptions between endpoints, and populates enum from schema. * * @param array $args Optional. Additional arguments for context parameter. Default empty array. * @return array Context parameter details. */ protected function get_context_param( $args = array() ) { $param_details = array( 'description' => __( 'Scope under which the request is made; determines fields present in response.', 'woocommerce' ), 'type' => 'string', 'sanitize_callback' => 'sanitize_key', 'validate_callback' => 'rest_validate_request_arg', ); $schema = $this->get_item_schema(); if ( empty( $schema['properties'] ) ) { return array_merge( $param_details, $args ); } $contexts = array(); foreach ( $schema['properties'] as $attributes ) { if ( ! empty( $attributes['context'] ) ) { $contexts = array_merge( $contexts, $attributes['context'] ); } } if ( ! empty( $contexts ) ) { $param_details['enum'] = array_unique( $contexts ); rsort( $param_details['enum'] ); } return array_merge( $param_details, $args ); } /** * Prepares a response for insertion into a collection. * * @param \WP_REST_Response $response Response object. * @return array|mixed Response data, ready for insertion into collection data. */ protected function prepare_response_for_collection( \WP_REST_Response $response ) { $data = (array) $response->get_data(); $server = rest_get_server(); $links = $server::get_compact_response_links( $response ); if ( ! empty( $links ) ) { $data['_links'] = $links; } return $data; } /** * Prepare links for the request. * * @param mixed $item Item to prepare. * @param \WP_REST_Request $request Request object. * @return array */ protected function prepare_links( $item, $request ) { return []; } /** * Retrieves the query params for the collections. * * @return array Query parameters for the collection. */ public function get_collection_params() { return array( 'context' => $this->get_context_param(), ); } }