关于利用PHP获取访客IP、地区位置
1获取真实ip,本地测试总是::1 或者127.0.0.1 或者局域网的ip
/**
* 获取用户真实 IP
*/
function getIP()
{
static $realip;
if (isset($_SERVER)){
if (isset($_SERVER["HTTP_X_FORWARDED_FOR"])){
$realip = $_SERVER["HTTP_X_FORWARDED_FOR"];
} else if (isset($_SERVER["HTTP_CLIENT_IP"])) {
$realip = $_SERVER["HTTP_CLIENT_IP"];
} else {
$realip = $_SERVER["REMOTE_ADDR"];
}
} else {
if (getenv("HTTP_X_FORWARDED_FOR")){
$realip = getenv("HTTP_X_FORWARDED_FOR");
} else if (getenv("HTTP_CLIENT_IP")) {
$realip = getenv("HTTP_CLIENT_IP");
} else {
$realip = getenv("REMOTE_ADDR");
}
}
return $realip;
}
2.根据ip获取地址
/**
* 获取 IP 地理位置
* 淘宝IP接口
* @Return: array
*/
function getCity($ip = '')
{
if($ip == ''){
$url = "http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=json";
$ip=json_decode(file_get_contents($url),true);
$data = $ip;
}else{
$url="http://ip.taobao.com/service/getIpInfo.php?ip=".$ip;
$ip=json_decode(file_get_contents($url));
if((string)$ip->code=='1'){
return false;
}
$data = (array)$ip->data;
}
return $data;
}
用法:
var_dump(getIP());
var_dump(getCity());
var_dump(getCity('218.93.250.162'));