elseif ( self::DB_STATUS === $args['status'] ) { $args['status'] = ''; } elseif ( is_array( $args['status'] ) ) { $args['status'] = array_diff_key( $args['status'], array( self::STATUS => null ) ); } return $args; } /** * Append draft status to a list of statuses. * * @param array $statuses Array of statuses. * @internal * @return array */ public function append_draft_order_post_status( $statuses ) { $statuses[] = self::STATUS; return $statuses; } /** * Delete draft orders older than a day in batches of 20. * * Ran on a daily cron schedule. * * @internal */ public function delete_expired_draft_orders() { $count = 0; $batch_size = 20; $this->ensure_draft_status_registered(); $orders = wc_get_orders( [ 'date_modified' => '<=' . strtotime( '-1 DAY' ), 'limit' => $batch_size, 'status' => self::DB_STATUS, 'type' => 'shop_order', ] ); // do we bail because the query results are unexpected? try { $this->assert_order_results( $orders, $batch_size ); if ( $orders ) { foreach ( $orders as $order ) { $order->delete( true ); $count ++; } } if ( $batch_size === $count && function_exists( 'as_enqueue_async_action' ) ) { as_enqueue_async_action( 'woocommerce_cleanup_draft_orders' ); } } catch ( Exception $error ) { wc_caught_exception( $error, __METHOD__ ); } } /** * Since it's possible for third party code to clobber the `$wp_post_statuses` global, * we need to do a final check here to make sure the draft post status is * registered with the global so that it is not removed by WP_Query status * validation checks. */ private function ensure_draft_status_registered() { $is_registered = get_post_stati( [ 'name' => self::DB_STATUS ] ); if ( empty( $is_registered ) ) { register_post_status( self::DB_STATUS, $this->get_post_status_properties() ); } } /** * Asserts whether incoming order results are expected given the query * this service class executes. * * @param WC_Order[] $order_results The order results being asserted. * @param int $expected_batch_size The expected batch size for the results. * @throws Exception If any assertions fail, an exception is thrown. */ private function assert_order_results( $order_results, $expected_batch_size ) { // if not an array, then just return because it won't get handled // anyways. if ( ! is_array( $order_results ) ) { return; } $suffix = ' This is an indicator that something is filtering WooCommerce or WordPress queries and modifying the query parameters.'; // if count is greater than our expected batch size, then that's a problem. if ( count( $order_results ) > 20 ) { throw new Exception( 'There are an unexpected number of results returned from the query.' . $suffix ); } // if any of the returned orders are not draft (or not a WC_Order), then that's a problem. foreach ( $order_results as $order ) { if ( ! ( $order instanceof WC_Order ) ) { throw new Exception( 'The returned results contain a value that is not a WC_Order.' . $suffix ); } if ( ! $order->has_status( self::STATUS ) ) { throw new Exception( 'The results contain an order that is not a `wc-checkout-draft` status in the results.' . $suffix ); } } } }