public function CustomErrorController::index in Customerror 8

This is the method that will get called, with the services above already available.

Parameters

int $code: The code of error.

1 string reference to 'CustomErrorController::index'

customerror.routing.yml in ./customerror.routing.yml

customerror.routing.yml

File

src/Controller/CustomErrorController.php, line 24

Class

CustomErrorController

Controller for errors pages.

Namespace

Drupal\customerror\Controller

Code

public function index($code) {
  if (!is_numeric($code)) {
    throw new AccessDeniedHttpException();
  }
  $theme = customerror_get_theme($code);
  if (!empty($theme)) {
    global $custom_theme;
    $custom_theme = $theme;
  }
  switch ($code) {
    case 403:
      $internal_path = substr(\Drupal::request()
        ->getRequestUri(), strlen(base_path()));
      if ($internal_path) {
        $dest = parse_url($internal_path);
        if (isset($dest['query']['destination'])) {
          $_GET['destination'] = $dest['query']['destination'];
        }
        else {
          $_GET['destination'] = $internal_path;
        }
      }
      else {
        $_GET['destination'] = \Drupal::config('system.site')
          ->get('page.front');
      }
      $_SESSION['destination'] = $_GET['destination'];
    case 404:
    default:

      // Check if we should redirect.
      $destination = \Drupal::request()
        ->getRequestUri();
      $redirect_list = \Drupal::config('customerror.settings')
        ->get('redirect');
      $redirect_list = !empty($redirect_list) ? explode("\n", $redirect_list) : [];
      foreach ($redirect_list as $item) {
        list($src, $dst) = explode(' ', $item);
        if (isset($src) && isset($dst)) {
          $src = str_replace("/", "\\/", $src);
          $dst = str_replace("\r", "", $dst);

          // In case there are spaces in the URL, we escape them.
          $orig_dst = str_replace(" ", "%20", $destination);
          if (preg_match("/{$src}/", $orig_dst)) {

            // drupal_goto($dst);
            // return new RedirectResponse(url($dst, array('absolute' => TRUE)));
            $dst = $dst == '<front>' ? Url::fromRoute($dst)
              ->toString() : $dst;
            header('Location: ' . $dst, TRUE, 302);
            exit;
          }
        }
      }

      // Make sure that we sent an appropriate header.
      customerror_header($code);
      $content = \Drupal::config('customerror.settings')
        ->get("{$code}.body");
      break;
  }
  $login_form = '';

  // If the user is not logged in, show the login form.
  if (\Drupal::currentUser()
    ->isAnonymous()) {

    // For reasons that are not clear to me, setting the form state redirect
    // here has no effect, logging in at this form puts us on a custom error
    // path looking like this: /customerror/403?destination=/admin/config
    // And that destination isn't going to do anything for us at that point.
    // $path = $this->getRequest()->getPathInfo();
    // $url = \Drupal\Core\Url::fromUserInput($path);
    $form_state = new \Drupal\Core\Form\FormState();

    // $form_state->setRedirectUrl($url);
    // Instead of the above code, we have to do the same thing in ... ah,
    // that's the deal, we have to do it in the submit handler or else it's
    // overridden, OK this makes sense now.
    $login_form = \Drupal::formBuilder()
      ->getForm('Drupal\\user\\Form\\UserLoginForm', $form_state);
  }
  return [
    '#theme' => 'customerror__' . $code,
    '#description' => $content,
    '#login_form' => $login_form,
  ];
}