MenuTestHooks.php

<?php

declare (strict_types=1);
namespace Drupal\menu_test\Hook;

use Drupal\Core\Url;
use Drupal\Core\Cache\RefinableCacheableDependencyInterface;
use Drupal\Core\Hook\Attribute\Hook;

/**
 * Hook implementations for menu_test.
 */
class MenuTestHooks {
    
    /**
     * Implements hook_menu_links_discovered_alter().
     */
    public function menuLinksDiscoveredAlter(&$links) : void {
        // Many of the machine names here are slightly different from the route name.
        // Since the machine name is arbitrary, this helps ensure that core does not
        // add mistaken assumptions about the correlation.
        $links['menu_test.menu_name_test']['menu_name'] = menu_test_menu_name();
        $links['menu_test.context']['title'] = \Drupal::config('menu_test.menu_item')->get('title');
        // Adds a custom menu link.
        $links['menu_test.custom'] = [
            'title' => 'Custom link',
            'route_name' => 'menu_test.custom',
            'description' => 'Custom link used to check the integrity of manually added menu links.',
            'parent' => 'menu_test',
        ];
    }
    
    /**
     * Implements hook_menu_local_tasks_alter().
     */
    public function menuLocalTasksAlter(&$data, $route_name, RefinableCacheableDependencyInterface &$cacheability) : void {
        if (in_array($route_name, [
            'menu_test.tasks_default',
        ])) {
            $data['tabs'][0]['foo'] = [
                '#theme' => 'menu_local_task',
                '#link' => [
                    'title' => "Task 1 <script>alert('Welcome to the jungle!')</script>",
                    'url' => Url::fromRoute('menu_test.router_test1', [
                        'bar' => '1',
                    ]),
                ],
                '#weight' => 10,
            ];
            $data['tabs'][0]['bar'] = [
                '#theme' => 'menu_local_task',
                '#link' => [
                    'title' => 'Task 2',
                    'url' => Url::fromRoute('menu_test.router_test2', [
                        'bar' => '2',
                    ]),
                ],
                '#weight' => 20,
            ];
        }
        $cacheability->addCacheTags([
            'kittens:dwarf-cat',
        ]);
    }

}