wordpress禁止指定省份访问

/**  
    *  
    * test.php(屏蔽地方IP)  
    *  
    * @package …..  
    * @author ….  
    * @copyright Copyright (c) 2015-2020 (https://www.zhankr.net)  
    * @license …..  
    * @version ICP 4444$  
    */  
    header("Content-type: text/html; charset=utf-8");  
    $verification = '广东省';//需要屏蔽省份的IP    
    $ip = $_SERVER['REMOTE_ADDR'];//获取访客IP    
    $antecedents = $_SERVER['HTTP_REFERER'];//访客来路地址    
    $result = file_get_contents("http://ip.taobao.com/service/getIpInfo.php?ip=".$ip);  
    $address = json_decode($result,true);  
    //判断访客是否属于广东省，是否来自百度，是否来自谷歌    
    if($address['data']['region'] == $verification && strpos($antecedents, 'baidu') === false && strpos($antecedents, 'google') === false){  
    sleep(86400);//设置一个999999秒。看他们有没有这么好耐心。    
    Header("HTTP/1.1 204 No Content");  
    exit;  
    }  

< ?php require('shielded.php');? >