Admin_UserController::deleteAction PHP Метод

    public function deleteAction()
    {
        $user = User\AbstractUser::getById(intval($this->getParam("id")));
        // only admins are allowed to delete admins and folders
        // because a folder might contain an admin user, so it is simply not allowed for users with the "users" permission
        if ($user instanceof User\Folder && !$this->getUser()->isAdmin() || $user instanceof User && $user->isAdmin() && !$this->getUser()->isAdmin()) {
            throw new \Exception("You are not allowed to delete this user");
        } else {
            if ($user instanceof User\Role\Folder) {
                $list = [$user];
                $this->populateChildNodes($user, $list, $user instanceof User\Role\Folder);
                $listCount = count($list);
                for ($i = $listCount - 1; $i >= 0; $i--) {
                    // iterate over the list from the so that nothing can get "lost"
                    $user = $list[$i];
                    $user->delete();
                }
            } else {
                if ($user->getId()) {
                    $user->delete();
                }
            }
        }
        $this->_helper->json(["success" => true]);
    }