function ViewsLocalTask::alterLocalTasks

Alters base_route and parent_id into the views local tasks.

File

core/modules/views/src/Plugin/Derivative/ViewsLocalTask.php, line 108

Class

ViewsLocalTask

Provides local task definitions for all views configured as local tasks.

Namespace

Code

public function alterLocalTasks(&$local_tasks) {
    $view_route_names = $this->state
        ->get('views.view_route_names');
    foreach ($this->getApplicableMenuViews() as $pair) {
        [
            $view_id,
            $display_id,
        ] = $pair;
        
        /** @var \Drupal\views\ViewExecutable $executable */
        $executable = $this->viewStorage
            ->load($view_id)
            ->getExecutable();
        $executable->setDisplay($display_id);
        $menu = $executable->display_handler
            ->getOption('menu');
        // We already have set the base_route for default tabs.
        if (in_array($menu['type'], [
            'tab',
        ])) {
            $plugin_id = 'view.' . $executable->storage
                ->id() . '.' . $display_id;
            $view_route_name = $view_route_names[$executable->storage
                ->id() . '.' . $display_id];
            // Don't add a local task for views which override existing routes.
            if ($view_route_name != $plugin_id) {
                unset($local_tasks[$plugin_id]);
                continue;
            }
            // Find out the parent route.
            // @todo Find out how to find both the root and parent tab.
            $path = $executable->display_handler
                ->getPath();
            $split = explode('/', $path);
            array_pop($split);
            $path = implode('/', $split);
            $pattern = '/' . str_replace('%', '{}', $path);
            if ($routes = $this->routeProvider
                ->getRoutesByPattern($pattern)) {
                foreach ($routes->all() as $name => $route) {
                    $local_tasks['views_view:' . $plugin_id]['base_route'] = $name;
                    // Skip after the first found route.
                    break;
                }
            }
        }
    }
}