有时我们希望网站长沙地址的IP可以登录而其它地区的IP登录不了,下面我来给大家写一个php程序这个就可以实现限制后台某IP段可以登陆,实例代码如下:
- public function login() {
- //设定IP段登录
- if(getenv("HTTP_CLIENT_IP")) {
- $onlineip = getenv('HTTP_CLIENT_IP');
- }
- elseif(getenv('HTTP_X_FORWARDED_FOR')){
- $onlineip = getenv('HTTP_X_FORWARDED_FOR');
- }
- elseif(getenv('REMOTE_ADDR')){
- $onlineip = getenv('REMOTE_ADDR');
- }
- else{
- $onlineip = $HTTP_SERVER_VARS['REMOTE_ADDR'];
- }
- // echo $onlineip;
- $adminip = $onlineip;
- $arrayip = array('117.121.48.*','127.0.0.*');//ip段
- $ipregexp = implode('|', str_replace( array('*','.'), array('d+','.') ,$arrayip) );
- $allow = preg_match("/^(".$ipregexp.")$/", $adminip);
- if ($allow != 1) {
- showmessage(L('你的ip地址不在被允许的范围内!'),'?m=admin&c=index&a=login',6000);
- }
把下面代码放到你的网站后台登录入口调用,然后再把m=admin&c=index&a=login改成你的地址就可以了.
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波比源码 » php怎么设置后台某IP段可以登陆?
波比源码 » php怎么设置后台某IP段可以登陆?
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