<?php
/**
* REST API Experiment Controller
*
* Handles requests to /experiment
*/
namespace Automattic\WooCommerce\Admin\API;
defined( 'ABSPATH' ) || exit;
/**
* Data controller.
*
* @extends WC_REST_Data_Controller
*/
class Experiments extends \WC_REST_Data_Controller {
/**
* Endpoint namespace.
*
* @var string
*/
protected $namespace = 'wc-admin';
/**
* Route base.
*
* @var string
*/
protected $rest_base = 'experiments';
/**
* Register routes.
*/
public function register_routes() {
register_rest_route(
$this->namespace,
'/' . $this->rest_base . '/assignment',
array(
array(
'methods' => \WP_REST_Server::READABLE,
'callback' => array( $this, 'get_assignment' ),
'permission_callback' => array( $this, 'get_item_permissions_check' ),
),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
}
/**
* Forward the experiment request to WP.com and return the WP.com response.
*
* @param \WP_REST_Request $request Request data.
*
* @return \WP_Error|\WP_REST_Response
*/
public function get_assignment( $request ) {
$args = $request->get_query_params();
if ( ! isset( $args['experiment_name'] ) ) {
return new \WP_Error(
'woocommerce_rest_experiment_name_required',
__( 'Sorry, experiment_name is required.', 'woocommerce' ),
array( 'status' => 400 )
);
}
unset( $args['rest_route'] );
$abtest = new \WooCommerce\Admin\Experimental_Abtest(
$request->get_param( 'anon_id' ) ?? '',
'woocommerce',
true, // set consent to true here since frontend has checked it already.
true // set true to send request as auth user.
);
$response = $abtest->request_assignment( $args );
if ( is_wp_error( $response ) ) {
return $response;
}
return json_decode( $response['body'], true );
}
}