docusign_signature-1.0.x-dev/modules/examples/src/Controller/OverviewController.php

<?php

declare(strict_types=1);

namespace Drupal\docusign_signature_examples\Controller;

use Drupal\Core\Controller\ControllerBase;
use Drupal\Core\Menu\MenuActiveTrailInterface;
use Drupal\Core\Menu\MenuLinkTreeInterface;
use Drupal\Core\Menu\MenuTreeParameters;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Manage DocuSign examples overview.
 *
 * @package Drupal\docusign_signature_examples\Controller
 */
class OverviewController extends ControllerBase {

  /**
   * The menu link tree manager.
   *
   * @var \Drupal\Core\Menu\MenuLinkTreeInterface
   */
  protected MenuLinkTreeInterface $menuTree;

  /**
   * The active menu trail service.
   *
   * @var \Drupal\Core\Menu\MenuActiveTrailInterface
   */
  protected MenuActiveTrailInterface $menuActiveTrail;

  /**
   * Constructs a OverviewController object.
   *
   * @param \Drupal\Core\Menu\MenuLinkTreeInterface $menu_tree
   *   The menu tree manager.
   * @param \Drupal\Core\Menu\MenuActiveTrailInterface $menu_active_trail
   *   The active menu trail service.
   */
  public function __construct(
    MenuLinkTreeInterface $menu_tree,
    MenuActiveTrailInterface $menu_active_trail
  ) {
    $this->menuTree = $menu_tree;
    $this->menuActiveTrail = $menu_active_trail;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static(
      $container->get('menu.link_tree'),
      $container->get('menu.active_trail')
    );
  }

  /**
   * Display all DocuSign examples.
   *
   * Do not check access because access page is not allowed
   * if DocuSign access token doesn't exist or is expired.
   *
   * @return array
   *   The list of DocuSign examples.
   */
  public function page(): array {
    $content = [];
    $instance = $this->menuActiveTrail->getActiveLink('admin');

    // Only find the children of this link.
    $link_id = $instance->getPluginId();
    $parameters = new MenuTreeParameters();
    $parameters->setRoot($link_id)->excludeRoot()->setTopLevelOnly()->onlyEnabledLinks();
    $tree = $this->menuTree->load(NULL, $parameters);
    $manipulators = [
      ['callable' => 'menu.default_tree_manipulators:generateIndexAndSort'],
    ];
    $tree = $this->menuTree->transform($tree, $manipulators);
    foreach ($tree as $key => $element) {
      /** @var \Drupal\Core\Menu\MenuLinkInterface $link */
      $link = $element->link;

      $content[$key]['title'] = $link->getTitle();
      $content[$key]['options'] = $link->getOptions();
      $content[$key]['description'] = $link->getDescription();
      $content[$key]['url'] = $link->getUrlObject();
    }
    ksort($content);

    return [
      '#theme' => 'admin_block_content',
      '#content' => $content,
    ];
  }

}