Experiments.php
| 1 | <?php |
| 2 | /** |
| 3 | * REST API Experiment Controller |
| 4 | * |
| 5 | * Handles requests to /experiment |
| 6 | */ |
| 7 | |
| 8 | namespace Automattic\WooCommerce\Admin\API; |
| 9 | |
| 10 | defined( 'ABSPATH' ) || exit; |
| 11 | |
| 12 | /** |
| 13 | * Data controller. |
| 14 | * |
| 15 | * @extends WC_REST_Data_Controller |
| 16 | */ |
| 17 | class Experiments extends \WC_REST_Data_Controller { |
| 18 | |
| 19 | /** |
| 20 | * Endpoint namespace. |
| 21 | * |
| 22 | * @var string |
| 23 | */ |
| 24 | protected $namespace = 'wc-admin'; |
| 25 | |
| 26 | /** |
| 27 | * Route base. |
| 28 | * |
| 29 | * @var string |
| 30 | */ |
| 31 | protected $rest_base = 'experiments'; |
| 32 | |
| 33 | /** |
| 34 | * Register routes. |
| 35 | */ |
| 36 | public function register_routes() { |
| 37 | register_rest_route( |
| 38 | $this->namespace, |
| 39 | '/' . $this->rest_base . '/assignment', |
| 40 | array( |
| 41 | array( |
| 42 | 'methods' => \WP_REST_Server::READABLE, |
| 43 | 'callback' => array( $this, 'get_assignment' ), |
| 44 | 'permission_callback' => array( $this, 'get_item_permissions_check' ), |
| 45 | ), |
| 46 | 'schema' => array( $this, 'get_public_item_schema' ), |
| 47 | ) |
| 48 | ); |
| 49 | } |
| 50 | |
| 51 | |
| 52 | /** |
| 53 | * Forward the experiment request to WP.com and return the WP.com response. |
| 54 | * |
| 55 | * @param \WP_REST_Request $request Request data. |
| 56 | * |
| 57 | * @return \WP_Error|\WP_REST_Response |
| 58 | */ |
| 59 | public function get_assignment( $request ) { |
| 60 | $args = $request->get_query_params(); |
| 61 | |
| 62 | if ( ! isset( $args['experiment_name'] ) ) { |
| 63 | return new \WP_Error( |
| 64 | 'woocommerce_rest_experiment_name_required', |
| 65 | __( 'Sorry, experiment_name is required.', 'woocommerce' ), |
| 66 | array( 'status' => 400 ) |
| 67 | ); |
| 68 | } |
| 69 | |
| 70 | unset( $args['rest_route'] ); |
| 71 | |
| 72 | $abtest = new \WooCommerce\Admin\Experimental_Abtest( |
| 73 | $request->get_param( 'anon_id' ) ?? '', |
| 74 | 'woocommerce', |
| 75 | true, // set consent to true here since frontend has checked it already. |
| 76 | true // set true to send request as auth user. |
| 77 | ); |
| 78 | $response = $abtest->request_assignment( $args ); |
| 79 | if ( is_wp_error( $response ) ) { |
| 80 | return $response; |
| 81 | } |
| 82 | |
| 83 | return json_decode( $response['body'], true ); |
| 84 | } |
| 85 | } |
| 86 |