yusheng-php/application/common/controller/BaseCom.php

<?php

namespace app\common\controller;

use think\Controller;
use think\Db;


class BaseCom extends Controller
{
    public $uid = 0;
    public $redis = '';
    //初始化
    protected function _initialize()
    {
        //允许跨域
        header("Access-Control-Allow-Origin: *");  // 允许所有域访问
        header("Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS");
        header("Access-Control-Allow-Headers: Content-Type, Authorization");
        header("Access-Control-Max-Age: 3600");

        //检测系统是否维护中
        $is_maintenance = get_system_config_value('is_maintenance');
        if($is_maintenance == 2){
            return V(203, '系统维护中');
        }
        //检测是什么系统
        $system = input('system','');
        if(empty($system)){
            $system = request()->header('system');
        }
        //版本号
        $version = input('App-Version','');
        if(empty($version)){
            $version = request()->header('App-Version');
        }
        $zhenshi_version = db::name('version')->where('type', 2)->value('oldversion');
        $result = version_compare($version,$zhenshi_version);
        //请求的接口
        $api = request()->controller().'/'.request()->action();
        if($system == 'iOS' && $result > 0){
            if($api == 'Index/index_banner' || $api == 'Index/room_type_list' || $api == 'Index/room_list' || $api == 'UserZone/expand_zone' || $api == 'UserZone/zone_list' || $api == 'UserZone/topic_list' || $api == 'UserZone/get_zone_topic'){
                $this->uid = 0;
                //定义一个常量
                define('UID', $this->uid);
            }else{
                $token = request()->header('token');
                if (empty($token)) {
                    $token = input('token', '');
                    if(empty($token)){
                        return V(301, '登录失效');
                    }
                }

                $reslut = model('UserToken')->check_login_token($token);
                if($reslut['code'] != 1) {
                    model('UserToken')->where('token', $token)->update(['token' => 1]);
                    return V($reslut['code'], $reslut['msg'],$reslut['data']);
                } else {
                    $this->uid = $reslut['data'];
                    //定义一个常量
                    define('UID', $this->uid);
                }
            }

        }else{
            $token = request()->header('token');
            if (empty($token)) {
                $token = input('token', '');
                if(empty($token)){
                    return V(301, '登录失效');
                }
            }

            $reslut = model('UserToken')->check_login_token($token);
            if($reslut['code'] != 1) {
                model('UserToken')->where('token', $token)->update(['token' => 1]);
                return V($reslut['code'], $reslut['msg'],$reslut['data']);
            } else {
                $this->uid = $reslut['data'];
                //定义一个常量
                define('UID', $this->uid);
            }
        }
    }

}