Admin_UserController::populateChildNodes PHP Метод

    protected function populateChildNodes($node, &$currentList, $roleMode)
    {
        $currentUser = \Pimcore\Tool\Admin::getCurrentUser();
        $list = $roleMode ? new User\Role\Listing() : new User\Listing();
        $list->setCondition("parentId = ?", $node->getId());
        $list->setOrder("ASC");
        $list->setOrderKey("name");
        $list->load();
        $childList = $roleMode ? $list->getRoles() : $list->getUsers();
        if (is_array($childList)) {
            foreach ($childList as $user) {
                if ($user->getId() == $currentUser->getId()) {
                    throw new \Exception("Cannot delete current user");
                }
                if ($user->getId() && $currentUser->getId() && $user->getName() != "system") {
                    $currentList[] = $user;
                    $this->populateChildNodes($user, $currentList, $roleMode);
                }
            }
        }
        return $currentList;
    }