权限表结构

CREATE TABLE `blog_auth` (
  `id` int(11) unsigned NOT NULL AUTO_INCREMENT COMMENT '序号',
  `pid` int(11) NOT NULL COMMENT '父级ID',
  `auth_name` varchar(191) NOT NULL COMMENT '权限名字',
  `auth_title` varchar(191) NOT NULL COMMENT '权限标题',
  `auth_icon` varchar(191) DEFAULT NULL COMMENT '权限图标',
  `auth_rule` varchar(191) NOT NULL COMMENT '权限路径',
  `menu` tinyint(1) NOT NULL COMMENT '菜单  1=>显示菜单，0=>不显示菜单',
  `debug` tinyint(1) NOT NULL COMMENT '调试模式 1-->仅调试模式显示，0-->任何时候都显示',
  `create_by` int(11) NOT NULL COMMENT '创建人',
  `update_by` int(11) NOT NULL COMMENT '更新人',
  `create_time` int(11) NOT NULL COMMENT '创建时间',
  `update_time` int(11) NOT NULL COMMENT '更新时间',
  `delete_time` int(11) NOT NULL COMMENT '删除时间',
  `sort` int(11) NOT NULL COMMENT '排序字段',
  `status` tinyint(1) NOT NULL COMMENT '状态',
  PRIMARY KEY (`id`) USING BTREE
) ENGINE=MyISAM AUTO_INCREMENT=23 DEFAULT CHARSET=utf8 ROW_FORMAT=DYNAMIC;

相关代码

 /**
     * @title 菜单列表
     * @param int $uid
     * @return array
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getMenuList($uid = 0)
    {//展示只有菜单类型的权限列表
        $auth_list_info = Db::name('auth')->field(['id','pid','auth_title','auth_rule'])->select();
        if ($auth_list_info === null){return [];}
        $auth_list_info = is_array($auth_list_info) ? $auth_list_info : $auth_list_info->toArray();
        return $this->getSonsInfo($auth_list_info);
    }

    /**
     * @title 菜单树生成
     * @param array $items - 数据
     * @param int $pid - 父级ID的值
     * @param int $deep - 深度
     * @return array
     */
    protected function getSonsInfo(array $items,$pid=0,$deep=0)
    {
        $lists = [];
        foreach ($items as $item){
            if ($item['pid'] === $pid){
                $item['deep'] = $deep;
                $item['son'] = $this->getSonsInfo($items,$item['id'],$deep+1);
                $lists[] = $item;
            }
        }
        return $lists;
    }

打印结果

Array ( [0] => Array ( [id] => 1 [pid] => 0 [auth_title] => 博客后台人员账户 [auth_rule] => backend/account/default [deep] => 0 [son] => Array ( [0] => Array ( [id] => 2 [pid] => 1 [auth_title] => 博客后台人员账户列表页 [auth_rule] => backend/account/index [deep] => 1 [son] => Array ( ) ) ) ) [1] => Array ( [id] => 9 [pid] => 0 [auth_title] => 博客后台首页 [auth_rule] => backend/index/default [deep] => 0 [son] => Array ( [0] => Array ( [id] => 10 [pid] => 9 [auth_title] => 博客后台首页 [auth_rule] => backend/index/index [deep] => 1 [son] => Array ( ) ) ) ) [2] => Array ( [id] => 19 [pid] => 0 [auth_title] => 博客后台文章管理 [auth_rule] => backend/article/default [deep] => 0 [son] => Array ( [0] => Array ( [id] => 20 [pid] => 19 [auth_title] => 博客后台文章列表页 [auth_rule] => backend/article/index [deep] => 1 [son] => Array ( ) ) ) ) )