function RouteSubscriber::alterRoutes

Overrides RouteSubscriberBase::alterRoutes

File

core/modules/views/src/EventSubscriber/RouteSubscriber.php, line 134

Class

RouteSubscriber

Builds up the routes of all views.

Namespace

Code

protected function alterRoutes(RouteCollection $collection) {
    foreach ($this->getViewsDisplayIDsWithRoute() as $pair) {
        list($view_id, $display_id) = explode('.', $pair);
        $view = $this->viewStorage
            ->load($view_id);
        // @todo This should have an executable factory injected.
        if (($view = $view->getExecutable()) && $view instanceof ViewExecutable) {
            if ($view->setDisplay($display_id) && ($display = $view->displayHandlers
                ->get($display_id))) {
                if ($display instanceof DisplayRouterInterface) {
                    // If the display returns TRUE a route item was found, so it does not
                    // have to be added.
                    $view_route_names = $display->alterRoutes($collection);
                    $this->viewRouteNames = $view_route_names + $this->viewRouteNames;
                    foreach ($view_route_names as $id_display => $route_name) {
                        $view_route_name = $this->viewsDisplayPairs[$id_display];
                        unset($this->viewsDisplayPairs[$id_display]);
                        $collection->remove("views.{$view_route_name}");
                    }
                }
            }
            $view->destroy();
        }
    }
}