TourUIController.php in Tour UI 8

Namespace

Drupal\tour_ui\Controller

File

src/Controller/TourUIController.php

<?php

namespace Drupal\tour_ui\Controller;

use Drupal\Core\Controller\ControllerBase;
use Drupal\Core\Database\Connection;
use Drupal\Core\Extension\ModuleHandlerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;

/**
 * Tour UI Controller.
 */
class TourUIController extends ControllerBase {

  /**
   * The module handler.
   *
   * @var \Drupal\Core\Extension\ModuleHandlerInterface
   */
  protected $moduleHandler;

  /**
   * The database connection.
   *
   * @var \Drupal\Core\Database\Connection
   */
  protected $database;

  /**
   * {@inheritdoc}
   */
  public function __construct(ModuleHandlerInterface $moduleHandler, Connection $database) {
    $this->moduleHandler = $moduleHandler;
    $this->database = $database;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('module_handler'), $container
      ->get('database'));
  }

  /**
   * Returns list of modules included as part of the URL string.
   *
   * @param \Symfony\Component\HttpFoundation\Request $request
   *   The Request Service.
   *
   * @return \Symfony\Component\HttpFoundation\JsonResponse
   *   Return list in JSON format.
   */
  public function getModules(Request $request) {
    $matches = [];
    $part = $request->query
      ->get('q');
    if ($part) {
      $matches[] = $part;

      // Escape user input.
      $part = preg_quote($part);
      $modules = $this->moduleHandler
        ->getModuleList();
      foreach ($modules as $module => $data) {
        if (preg_match("/{$part}/", $module)) {
          $matches[] = $module;
        }
      }
    }
    return new JsonResponse($matches);
  }

  /**
   * Build list of route and path pattern.
   *
   * @param \Symfony\Component\HttpFoundation\Request $request
   *
   * @return \Symfony\Component\HttpFoundation\JsonResponse
   */
  public function getRoutes(Request $request) {
    $matches = [];
    $part = $request->query
      ->get('q');
    if ($part && strlen($part) > 3) {
      $list = [];
      $result = $this->database
        ->query('SELECT * from {router}');
      foreach ($result as $row) {
        $list[$row->name] = $row->name . ' (' . $row->pattern_outline . ')';
      }
      asort($list);
      $matches[] = $part;
      $part = preg_quote($part, '/');
      foreach ($list as $route => $data) {
        if (preg_match("/{$part}/", $data)) {
          $matches[] = $data;
        }
      }
    }
    return new JsonResponse($matches);
  }

}

Classes

Name	Description
TourUIController	Tour UI Controller.