public function PixelSubscriber::onKernelResponse in Simple Facebook Pixel 8

Invalidates page cache tags if needed.

File

src/EventSubscriber/PixelSubscriber.php, line 95

Class

PixelSubscriber

Class PixelSubscriber.

Namespace

Drupal\simple_facebook_pixel\EventSubscriber

Code

public function onKernelResponse(FilterResponseEvent $event) {
  $response = $event
    ->getResponse();
  if (strpos($response
    ->getContent(), 'CompleteRegistration') !== FALSE) {
    Cache::invalidateTags([
      'simple_facebook_pixel:complete_registration',
    ]);
  }
  if (strpos($response
    ->getContent(), '"track", "AddToCart"') !== FALSE) {
    Cache::invalidateTags([
      'simple_facebook_pixel:add_to_cart',
    ]);
  }
  if (strpos($response
    ->getContent(), '"track", "AddToWishlist"') !== FALSE) {
    Cache::invalidateTags([
      'simple_facebook_pixel:add_to_wishlist',
    ]);
  }
  if (strpos($response
    ->getContent(), '"track", "Purchase"') !== FALSE) {
    Cache::invalidateTags([
      'simple_facebook_pixel:purchase',
    ]);
  }
}