PHP获取用户真实 IP , 淘宝IP接口获得ip地理位置(转) 

 1 <?php
 2 /**
 3  * 获取用户真实 IP
 4  */
 5 function getIP()
 6 {
 7     static $realip;
 8     if (isset($_SERVER)){
 9         if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])){
10             $realip = $_SERVER["HTTP_X_FORWARDED_FOR"];
11         } else if (isset($_SERVER["HTTP_CLIENT_IP"])) {
12             $realip = $_SERVER["HTTP_CLIENT_IP"];
13         } else {
14             $realip = $_SERVER["REMOTE_ADDR"];
15         }
16     } else {
17         if (getenv("HTTP_X_FORWARDED_FOR")){
18             $realip = getenv("HTTP_X_FORWARDED_FOR");
19         } else if (getenv("HTTP_CLIENT_IP")) {
20             $realip = getenv("HTTP_CLIENT_IP");
21         } else {
22             $realip = getenv("REMOTE_ADDR");
23         }
24     }
25  
26  
27     return $realip;
28 }
 1 /**
 2  * 获取 IP  地理位置
 3  * 淘宝IP接口
 4  * @Return: array
 5  */
 6 function getCity($ip)
 7 {
 8 $url="http://ip.taobao.com/service/getIpInfo.php?ip=".$ip;
 9 $ip=json_decode(file_get_contents($url)); 
10 if((string)$ip->code=='1'){
11   return false;
12   }
13   $data = (array)$ip->data;
14 return $data; 
15 }

 

posted @ 2013-12-04 13:53  幻星宇  阅读(413)  评论(0)    收藏  举报