CREATE TABLE `user` (`id` int(11) NOT NULL AUTO_INCREMENT,`nickname` varchar(32) NOT NULL,`avatar` varchar(128) DEFAULT NULL,`logintime` int(10) DEFAULT NULL,PRIMARY KEY (`id`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8

CREATE TABLE `user_auths` (`id` int(11) NOT NULL AUTO_INCREMENT,`user_id` int(11) NOT NULL,`identity_type` varchar(32) NOT NULL COMMENT '登入类型normal(手机号，邮箱，用户名)或（微信）weixin或（微博）weibo或（QQ）qq',`identifier` varchar(56) NOT NULL COMMENT '登入标识(phoneNumber,email,username)或(微信UserName)或（微博UID）',`credential` varchar(42) NOT NULL COMMENT '密码凭证access_token',PRIMARY KEY (`id`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8

<?php
namespace app\demo\controller;
class Index extends Com
{public function login(){//测试数据，如果已建库，可以添加至数据表再写入session$this->recorder->write('user_id',9527);$this->recorder->write('user_name','华安');$this->recorder->write('access_token',md5('opassword'));$this->success('登入成功','/index/index');return '登入首页';}public function index(){return '成功登入首页';}
}

<?php
namespace app\demo\controller;
use think\facade\Session;
class Recorder
{private static $data;public function __construct(){if(!Session::has('user_info')){self::$data = array();}else{self::$data = Session::get('user_info');}}public function write($name,$value){self::$data[$name] = $value;}public function read($name){if(empty(self::$data[$name])){return null;}else{return self::$data[$name];}}public function delete($name){unset(self::$data[$name]);}public function __destruct(){Session::set('user_info',self::$data);// TODO: Implement __destruct() method.
    }
}

<?php
namespace app\demo\controller;
use think\App;
use think\Controller;
use think\facade\Session;
class Com extends Controller
{protected $recorder;public function __construct(App $app = null){$this->recorder = new Recorder();parent::__construct($app);}protected function initialize(){$controller = $this->request->controller();$action = $this->request->action();//添加拦截器if($controller.$action !== 'Indexlogin'){//验证是否登录if(!$this->check_login()){$this->error('请先登录','/index/login',3);}// $auth = db('user_auths')->where(['user_id'=>$this->recorder->read('user_id')])->find();//测试数据，登入方式可以自行选择，这里采用用户名的登入方式$auth = ['user_id'=>9527,'identity_type'=>'username','identifier'=>'华安','credential'=>md5('upassword')];if(empty($this->recorder->read('access_token'))){//token已失效，需要重新登入$this->redirect('/index/login');}if($auth['credential']!==$this->recorder->read('access_token')){$this->error('你的账号已在别处登入','/index/login');}}}public function check_login(){$is_login = false;if(Session::has('user_info')){$is_login = true;}return $is_login;}
}

return ['__domain__' => ['demo' => 'demo',
]