<?php
namespace Home\Controller;
use Think\Controller;

class BaseController extends Controller
{
    private $loginStatus=1;//1为登录正常，0为登录异常
    public $user_id;
    public $openid;
    function _initialize() {
        //api接口相关设置
        C("SHOW_PAGE_TRACE",false);//强制关闭调试器
        header("Access-Control-Allow-Origin:*");//允许ajax远程跨域
        header('Access-Control-Allow-Headers:x-requested-with,content-type,user_id,openid');
    }
    public function __construct(){
        parent::__construct();
        //校验用户登录信息
        $this->checkLogin();
    }
    function checkLogin(){
        $this->user_id=$_SERVER['HTTP_USER_ID'];
        if(!$this->user_id){
            $loginStatus = 0;
        }
        $this->openid = $_SERVER['HTTP_OPENID'];
        if(!$this->openid){
            $loginStatus = 0;
        }
        header('loginStatus:'.$this->loginStatus);
        //error方法一定要放到header下而，否则客户端无法收到header中的loginStatus,newToken字段
        if(!$this->loginStatus ){
            $this->error('未登录');
        }
    }

}