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修复获取用户IP导致的报错问题

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温泉
2020-05-01 14:20:41 +08:00
parent 053c46ffb7
commit 332a01b5f3
1 changed files with 7 additions and 9 deletions
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function/function_core.php
+5 -7
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@@ -166,19 +166,17 @@ function tips($message, $url = 'javascript:history.go(-1);')
*/ */
function get_real_ip() function get_real_ip()
{ {
$ip = false; $ip=FALSE;
//客户端IP 或 NONE
if(!empty($_SERVER["HTTP_CLIENT_IP"])){ if(!empty($_SERVER["HTTP_CLIENT_IP"])){
$ip = $_SERVER["HTTP_CLIENT_IP"]; $ip = $_SERVER["HTTP_CLIENT_IP"];
} }
//多重代理服务器下的客户端真实IP地址（可能伪造）,如果没有使用代理，此字段为空
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) { if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$ips = explode (", ", $_SERVER['HTTP_X_FORWARDED_FOR']); $ips = explode (", ", $_SERVER['HTTP_X_FORWARDED_FOR']);
if ($ip) { if ($ip) { array_unshift($ips, $ip); $ip = FALSE; }
array_unshift($ips, $ip);
$ip = FALSE;
}
for ($i = 0; $i < count($ips); $i++) { for ($i = 0; $i < count($ips); $i++) {
$istart = substr($str , 0 , 3); if (!preg_match ("/^(10│172.16│192.168)./", $ips[$i])) {
if ($istart != "10." && $istart != "172" && $istart != "16." && $istart != "192" && $istart != "168"){
$ip = $ips[$i]; $ip = $ips[$i];
break; break;
} }