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<?php
/**
* Pimcore
*
* This source file is available under two different licenses:
* - GNU General Public License version 3 (GPLv3)
* - Pimcore Commercial License (PCL)
* Full copyright and license information is available in
* LICENSE.md which is distributed with this source code.
*
* @copyright Copyright (c) Pimcore GmbH (http://www.pimcore.org)
* @license http://www.pimcore.org/license GPLv3 and PCL
*/
namespace Pimcore\Bundle\EcommerceFrameworkBundle\EventListener\Frontend;
use Pimcore\Bundle\CoreBundle\EventListener\Traits\PimcoreContextAwareTrait;
use Pimcore\Bundle\EcommerceFrameworkBundle\Tracking\TrackingCodeAwareInterface;
use Pimcore\Bundle\EcommerceFrameworkBundle\Tracking\TrackingManager;
use Pimcore\Http\Request\Resolver\PimcoreContextResolver;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\Cookie;
use Symfony\Component\HttpFoundation\Exception\SessionNotFoundException;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\HttpFoundation\Session\Session;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
use Symfony\Component\HttpKernel\Event\RequestEvent;
use Symfony\Component\HttpKernel\Event\ResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
/**
* @internal
*/
class TrackingCodeFlashMessageListener implements EventSubscriberInterface
{
use PimcoreContextAwareTrait;
const FLASH_MESSAGE_BAG_KEY = 'ecommerceframework_trackingcode_flashmessagelistener';
/**
* @var RequestStack
*/
protected RequestStack $requestStack;
/**
* @var TrackingManager
*/
protected $trackingManger;
public function __construct(RequestStack $requestStack, TrackingManager $trackingManager)
{
$this->requestStack = $requestStack;
$this->trackingManger = $trackingManager;
}
public static function getSubscribedEvents(): array
{
return [
KernelEvents::REQUEST => 'onKernelRequest',
KernelEvents::RESPONSE => 'onKernelResponse',
];
}
public function onKernelRequest(RequestEvent $event)
{
$request = $event->getRequest();
if (!$this->matchesPimcoreContext($request, PimcoreContextResolver::CONTEXT_DEFAULT)) {
return;
}
if (!$event->isMainRequest()) {
return;
}
// Check FlashBag cookie exists to avoid autostart session by accessing the FlashBag.
$flashBagCookie = (bool)$request->cookies->get(self::FLASH_MESSAGE_BAG_KEY);
$session = $this->getSession();
if ($flashBagCookie && $session instanceof Session) {
$trackedCodes = $session->getFlashBag()->get(self::FLASH_MESSAGE_BAG_KEY);
if (is_array($trackedCodes) && count($trackedCodes)) {
foreach ($this->trackingManger->getTrackers() as $tracker) {
if ($tracker instanceof TrackingCodeAwareInterface && isset($trackedCodes[get_class($tracker)])) {
foreach ($trackedCodes[get_class($tracker)] as $trackedCode) {
$tracker->trackCode($trackedCode);
}
}
}
}
}
}
/**
* @return SessionInterface|null
*/
private function getSession(): ?SessionInterface
{
try {
$session = $this->requestStack->getSession();
} catch (SessionNotFoundException) {
$session = null;
}
return $session;
}
/**
* @param ResponseEvent $event
*/
public function onKernelResponse(ResponseEvent $event)
{
$response = $event->getResponse();
$request = $event->getRequest();
$session = $this->getSession();
/**
* If tracking codes are forwarded as FlashMessage, then set a cookie which is checked in subsequent request for successful handshake
* else clear cookie, if set and FlashBag is already processed.
*/
if (
$session instanceof Session &&
$session->isStarted() &&
$session->getFlashBag()->has(self::FLASH_MESSAGE_BAG_KEY)
) {
$response->headers->setCookie(new Cookie(self::FLASH_MESSAGE_BAG_KEY, '1'));
$response->headers->set('X-Pimcore-Output-Cache-Disable-Reason', 'Tracking Codes Passed');
} elseif ($request->cookies->has(self::FLASH_MESSAGE_BAG_KEY)) {
$response->headers->clearCookie(self::FLASH_MESSAGE_BAG_KEY);
}
}
}

vendor/pimcore/pimcore/bundles/EcommerceFrameworkBundle/EventListener/Frontend/TrackingCodeFlashMessageListener.php line 65