public function ExceptionListener::onKernelException

File

drupal/core/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/EventListener/ExceptionListener.php, line 39

Class

ExceptionListener

ExceptionListener.

Namespace

Code

public function onKernelException(GetResponseForExceptionEvent $event) {
  static $handling;
  if (true === $handling) {
    return false;
  }
  $handling = true;
  $exception = $event
    ->getException();
  $request = $event
    ->getRequest();
  $this
    ->logException($exception, sprintf('Uncaught PHP Exception %s: "%s" at %s line %s', get_class($exception), $exception
    ->getMessage(), $exception
    ->getFile(), $exception
    ->getLine()));
  $attributes = array(
    '_controller' => $this->controller,
    'exception' => FlattenException::create($exception),
    'logger' => $this->logger instanceof DebugLoggerInterface ? $this->logger : null,
    'format' => $request
      ->getRequestFormat(),
  );
  $request = $request
    ->duplicate(null, null, $attributes);
  $request
    ->setMethod('GET');
  try {
    $response = $event
      ->getKernel()
      ->handle($request, HttpKernelInterface::SUB_REQUEST, true);
  } catch (\Exception $e) {
    $this
      ->logException($exception, sprintf('Exception thrown when handling an exception (%s: %s)', get_class($e), $e
      ->getMessage()), false);

    // set handling to false otherwise it wont be able to handle further more
    $handling = false;

    // re-throw the exception from within HttpKernel as this is a catch-all
    return;
  }
  $event
    ->setResponse($response);
  $handling = false;
}