Automattic\WooCommerce\StoreApi\Utilities

OrderController::validate_coupon_usage_limit │ protected │ WC 1.0

Check usage restrictions of a coupon against the order.

Метод класса: OrderController{}

Хуков нет.

Возвращает

null. Ничего (null).

Использование

// protected - в коде основоного (родительского) или дочернего класса
$result = $this->validate_coupon_usage_limit( $coupon, $order );

$coupon(WC_Coupon) (обязательный)

Coupon object applied to the cart.

$order(WC_Order) (обязательный)

Order object.

Код OrderController::validate_coupon_usage_limit() OrderController::validate coupon usage limit ^{WC 10.4.3}

protected function validate_coupon_usage_limit( \WC_Coupon $coupon, \WC_Order $order ) {
	$coupon_usage_limit = $coupon->get_usage_limit_per_user();

	if ( 0 === $coupon_usage_limit ) {
		return;
	}

	// First, we check a logged in customer usage count, which happens against their user id, billing email, and account email.
	if ( $order->get_customer_id() ) {
		// We get usage per user id and associated emails.
		$usage_count = $this->get_usage_per_aliases(
			$coupon,
			array(
				$order->get_billing_email(),
				$order->get_customer_id(),
				$this->get_email_from_user_id( $order->get_customer_id() ),
			)
		);
	} else {
		// Otherwise we check if the email doesn't belong to an existing user.
		// This will get us any user ids for the given billing email.
		$user_ids = wc_get_container()->get( CustomerSearchService::class )->find_user_ids_by_billing_email_for_coupons_usage_lookup( array( $order->get_billing_email() ) );

		// Convert all found user ids to a list of email addresses.
		$user_emails = array_map( array( $this, 'get_email_from_user_id' ), $user_ids );

		// This matches a user against the given billing email and gets their ID/email/billing email.
		$found_user = get_user_by( 'email', $order->get_billing_email() );
		if ( $found_user ) {
			$user_ids[]    = $found_user->ID;
			$user_emails[] = $found_user->user_email;
			$user_emails[] = get_user_meta( $found_user->ID, 'billing_email', true );
		}

		// Finally, grab usage count for all found IDs and emails.
		$usage_count = $this->get_usage_per_aliases(
			$coupon,
			array_merge(
				$user_emails,
				$user_ids,
				array( $order->get_billing_email() )
			)
		);
	}

	if ( $usage_count >= $coupon_usage_limit ) {
		throw new Exception( $coupon->get_coupon_error( \WC_Coupon::E_WC_COUPON_USAGE_LIMIT_REACHED ) );
	}
}