<?php
namespace Home\Controller;
use Think\Controller;
class CommonController extends Controller{

    public function _initialize()
    {
        if(empty($_COOKIE['user_login_mobile']))
        {    

            redirect(U(,'请注册...');
        }else{
            $user=D('user');
            $mobile=pwd_decode($_COOKIE['user_login_mobile']);
            $user_msg=$user->where("mobile=$mobile")->select();
            if(empty($user_msg)){
                cookie('user_login_mobile',null);
                redirect(U(,'请注册...');
            }
        }
    }
}

 //加密
 function pwd_encode($data,$key,$expire)
 {
     $key=$key?$key:C('PWD_KEY');
     $expire=$expire?$expire:C('AUTO_LOGIN_TIME');
     return \Think\Crypt\Driver\Think::encrypt($data,$key,$expire);
 }
 //解密
 function pwd_decode($data)
 {
     $key=$key?$key:C('PWD_KEY');
     return \Think\Crypt\Driver\Think::decrypt($data,$key);
 }

  //登录成功>>>>>>>
             //加密
             $user_login_mobile=pwd_encode($data['mobile']);
             //存入cookie,保存时间1个星期，一个星期内不需要再次登录
             cookie('user_login_mobile',$user_login_mobile,3600*24*7);
             //之后跳转首页
             redirect(U('Home/Index/index'), 2,'登录成功...');