* REST API MarketingRecommendations Controller
* Handles requests to /marketing/recommendations.
namespace Automattic\WooCommerce\Admin\API;
use Automattic\WooCommerce\Admin\Features\MarketingRecommendations\Init as MarketingRecommendationsInit;
defined( 'ABSPATH' ) || exit;
* MarketingRecommendations Controller.
* @extends WC_REST_Controller
class MarketingRecommendations extends WC_REST_Controller {
protected $namespace = 'wc-admin';
protected $rest_base = 'marketing/recommendations';
public function register_routes() {
'methods' => \WP_REST_Server::READABLE,
'callback' => [ $this, 'get_items' ],
'permission_callback' => [ $this, 'get_items_permissions_check' ],
'validate_callback' => 'rest_validate_request_arg',
'sanitize_callback' => 'sanitize_title_with_dashes',
'enum' => [ 'channels', 'extensions' ],
'schema' => [ $this, 'get_public_item_schema' ],
* Check whether a given request has permission to view marketing recommendations.
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|boolean
public function get_items_permissions_check( $request ) {
if ( ! current_user_can( 'install_plugins' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_view', __( 'Sorry, you cannot view marketing channels.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
* Retrieves a collection of recommendations.
* @param WP_REST_Request $request Full details about the request.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
public function get_items( $request ) {
$category = $request->get_param( 'category' );
if ( 'channels' === $category ) {
$items = MarketingRecommendationsInit::get_recommended_marketing_channels();
} elseif ( 'extensions' === $category ) {
$items = MarketingRecommendationsInit::get_recommended_marketing_extensions_excluding_channels();
return new WP_Error( 'woocommerce_rest_invalid_category', __( 'The specified category for recommendations is invalid. Allowed values: "channels", "extensions".', 'woocommerce' ), array( 'status' => 400 ) );
foreach ( $items as $item ) {
$response = $this->prepare_item_for_response( $item, $request );
$responses[] = $this->prepare_response_for_collection( $response );
return rest_ensure_response( $responses );
* Prepares the item for the REST response.
* @param array $item WordPress representation of the item.
* @param WP_REST_Request $request Request object.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
public function prepare_item_for_response( $item, $request ) {
$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
$data = $this->add_additional_fields_to_object( $item, $request );
$data = $this->filter_response_by_context( $data, $context );
return rest_ensure_response( $data );
* Retrieves the item's schema, conforming to JSON Schema.
* @return array Item schema data.
public function get_item_schema() {
'$schema' => 'http://json-schema.org/draft-04/schema#',
'title' => 'marketing_recommendation',
return $this->add_additional_fields_schema( $schema );