Same filename and directory in other branches
- 8.9.x core/modules/node/src/EventSubscriber/NodeTranslationExceptionSubscriber.php
- 9 core/modules/node/src/EventSubscriber/NodeTranslationExceptionSubscriber.php
Namespace
Drupal\node\EventSubscriber
File
core/modules/node/src/EventSubscriber/NodeTranslationExceptionSubscriber.php
View source
<?php
namespace Drupal\node\EventSubscriber;
use Drupal\Core\KeyValueStore\KeyValueFactoryInterface;
use Drupal\Core\Language\LanguageManagerInterface;
use Drupal\Core\ParamConverter\ParamNotConvertedException;
use Drupal\Core\Routing\UrlGeneratorInterface;
use Drupal\Core\State\StateInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpKernel\Event\ExceptionEvent;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Symfony\Component\HttpKernel\KernelEvents;
class NodeTranslationExceptionSubscriber implements EventSubscriberInterface {
protected $keyValue;
protected $languageManager;
protected $urlGenerator;
protected $state;
public function __construct(KeyValueFactoryInterface $key_value, LanguageManagerInterface $language_manager, UrlGeneratorInterface $url_generator, StateInterface $state) {
$this->keyValue = $key_value;
$this->languageManager = $language_manager;
$this->urlGenerator = $url_generator;
$this->state = $state;
}
public function onException(ExceptionEvent $event) {
$exception = $event
->getThrowable();
if (!$exception instanceof NotFoundHttpException) {
return;
}
$previous_exception = $exception
->getPrevious();
if ($previous_exception instanceof ParamNotConvertedException) {
$route_name = $previous_exception
->getRouteName();
$parameters = $previous_exception
->getRawParameters();
if ($route_name === 'entity.node.canonical' && isset($parameters['node'])) {
if (!$this->state
->get('node_translation_redirect')) {
return;
}
$old_nid = $parameters['node'];
$collection = $this->keyValue
->get('node_translation_redirect');
if ($old_nid && ($value = $collection
->get($old_nid))) {
[
$nid,
$langcode,
] = $value;
$language = $this->languageManager
->getLanguage($langcode);
$url = $this->urlGenerator
->generateFromRoute('entity.node.canonical', [
'node' => $nid,
], [
'language' => $language,
]);
$response = new RedirectResponse($url, 301);
$event
->setResponse($response);
}
}
}
}
public static function getSubscribedEvents() : array {
$events = [];
$events[KernelEvents::EXCEPTION] = [
'onException',
];
return $events;
}
}
Classes