public function delete($id)
 {
     if (!AuthUser::hasPermission('user_delete')) {
         Flash::set('error', __('You do not have permission to access the requested page!'));
         redirect(get_url());
     }
     // Sanity checks
     use_helper('Validate');
     if (!Validate::numeric($id)) {
         Flash::set('error', __('Invalid input found!'));
         redirect(get_url());
     }
     // CSRF checks
     if (isset($_GET['csrf_token'])) {
         $csrf_token = $_GET['csrf_token'];
         if (!SecureToken::validateToken($csrf_token, BASE_URL . 'user/delete/' . $id)) {
             Flash::set('error', __('Invalid CSRF token found!'));
             redirect(get_url('user'));
         }
     } else {
         Flash::set('error', __('No CSRF token found!'));
         redirect(get_url('user'));
     }
     // security (dont delete the first admin)
     if ($id > 1) {
         // find the user to delete
         if ($user = Record::findByIdFrom('User', $id)) {
             if ($user->delete()) {
                 // delete user-roles relationship
                 UserRole::setRolesFor($user->id, array());
                 Flash::set('success', __('User <strong>:name</strong> has been deleted!', array(':name' => $user->name)));
                 Observer::notify('user_after_delete', $user->name, $user->id);
             } else {
                 Flash::set('error', __('User <strong>:name</strong> has not been deleted!', array(':name' => $user->name)));
             }
         } else {
             Flash::set('error', __('User not found!'));
         }
     } else {
         Flash::set('error', __('Action disabled!'));
     }
     redirect(get_url('user'));
 }