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public function CustomPageExceptionHtmlSubscriber::on404

public CustomPageExceptionHtmlSubscriber::on404(GetResponseForExceptionEvent $event)

Handles a 404 error for HTML.

Parameters

\Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent $event: The event to process.

Overrides DefaultExceptionHtmlSubscriber::on404

File

core/lib/Drupal/Core/EventSubscriber/CustomPageExceptionHtmlSubscriber.php, line 78

Class

CustomPageExceptionHtmlSubscriber
Exception subscriber for handling core custom HTML error pages.

Namespace

Drupal\Core\EventSubscriber

Code

public function on404(GetResponseForExceptionEvent $event) {
  $custom_404_path = $this->configFactory->get('system.site')->get('page.404');
  if (!empty($custom_404_path)) {
    $this->makeSubrequestToCustomPath($event, $custom_404_path, Response::HTTP_NOT_FOUND);
  }
}

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Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/core!lib!Drupal!Core!EventSubscriber!CustomPageExceptionHtmlSubscriber.php/function/CustomPageExceptionHtmlSubscriber::on404/8.1.x