use Drupal\Core\Routing\RouteSubscriberBase;
use Drupal\Core\Routing\RoutingEvents;
+use Symfony\Component\Routing\Route;
use Symfony\Component\Routing\RouteCollection;
/**
- * Adds the _admin_route option to each admin route.
+ * Adds the _admin_route option to each admin HTML route.
*/
class AdminRouteSubscriber extends RouteSubscriberBase {
*/
protected function alterRoutes(RouteCollection $collection) {
foreach ($collection->all() as $route) {
- if (strpos($route->getPath(), '/admin') === 0 && !$route->hasOption('_admin_route')) {
+ if (strpos($route->getPath(), '/admin') === 0 && !$route->hasOption('_admin_route') && static::isHtmlRoute($route)) {
$route->setOption('_admin_route', TRUE);
}
}
return $events;
}
+ /**
+ * Determines whether the given route is a HTML route.
+ *
+ * @param \Symfony\Component\Routing\Route $route
+ * The route to analyze.
+ *
+ * @return bool
+ * TRUE if HTML is a valid format for this route.
+ */
+ protected static function isHtmlRoute(Route $route) {
+ // If a route has no explicit format, then HTML is valid.
+ $format = $route->hasRequirement('_format') ? explode('|', $route->getRequirement('_format')) : ['html'];
+ return in_array('html', $format, TRUE);
+ }
+
}