function AdminRouteSubscriber::alterRoutes

Overrides RouteSubscriberBase::alterRoutes

File

core/modules/system/src/EventSubscriber/AdminRouteSubscriber.php, line 18

Class

AdminRouteSubscriber

Adds the _admin_route option to each admin HTML route.

Namespace

Drupal\system\EventSubscriber

Code

protected function alterRoutes(RouteCollection $collection) {
    foreach ($collection->all() as $route) {
        $path = $route->getPath();
        if (($path == '/admin' || str_starts_with($path, '/admin/')) && !$route->hasOption('_admin_route') && static::isHtmlRoute($route)) {
            $route->setOption('_admin_route', TRUE);
        }
    }
}