class CartEventSubscriber in Commerce Core 8.2

Hierarchy

• class \Drupal\commerce_promotion\EventSubscriber\CartEventSubscriber implements \Symfony\Component\EventDispatcher\EventSubscriberInterface

1 file declares its use of CartEventSubscriber

CommercePromotionServiceProvider.php in modules/promotion/src/CommercePromotionServiceProvider.php

File

modules/promotion/src/EventSubscriber/CartEventSubscriber.php, line 9

Namespace

Drupal\commerce_promotion\EventSubscriber

class CartEventSubscriber implements EventSubscriberInterface {

  /**
   * {@inheritdoc}
   */
  public static function getSubscribedEvents() {
    $events = [
      CartEvents::CART_EMPTY => [
        'onCartEmpty',
      ],
    ];
    return $events;
  }

  /**
   * Removes coupons when the cart has been emptied.
   *
   * @param \Drupal\commerce_cart\Event\CartEmptyEvent $event
   *   The cart event.
   */
  public function onCartEmpty(CartEmptyEvent $event) {
    $event
      ->getCart()
      ->set('coupons', []);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
CartEventSubscriber::getSubscribedEvents	public static	function	Returns an array of event names this subscriber wants to listen to.
CartEventSubscriber::onCartEmpty	public	function	Removes coupons when the cart has been emptied.