public function deleteBrand()
 {
     $id = null;
     if (!empty($_GET['id'])) {
         $id = (int) $_GET['id'];
     }
     $brand = new Brand();
     $brand->withId($id);
     if ($brand->hasId()) {
         $brand->delete();
     }
     header('Location: ' . $this->getUrl('brands'));
     exit;
 }