fenglin/lib/client_addr.inc.php

<?

function Client_Address()
{
        $proxy_ip = array(
                "^61.129.42.22[01]$",
                "^203.95.5.66$",
                "^10.85.31.[0-9]{1,3}$",
                "^192.168.176.57$"
        );

        foreach($proxy_ip as $ip)
        {
                if (ereg($ip,$_SERVER["REMOTE_ADDR"]))
                {
                        if (isset($_SERVER["HTTP_X_CLIENT_ADDR"]))
                        {
                                $client_addr = explode(",",$_SERVER["HTTP_X_CLIENT_ADDR"]);
                                for($i=count($_SERVER["HTTP_X_CLIENT_ADDR"])-1;$i>=0;$i--)
                                {
                                        $proxy = false;
                                        foreach($proxy_ip as $ip)
                                        {
                                                if (ereg($ip,$_SERVER["REMOTE_ADDR"]))
                                                        $proxy = true;
                                        }
                                        if (!$proxy)
                                                return trim($client_addr[$i]);
                                }
                                return trim($client_addr[0]);
                        }
                        else
                        {
                                return $_SERVER["REMOTE_ADDR"];
                        }
                }
        }

        return $_SERVER["REMOTE_ADDR"];
}

?>
1	sysadm	1.1	<?
2
3			function Client_Address()
4			{
5	sysadm	1.2	$proxy_ip = array(
6			"^61.129.42.22[01]$",
7	sysadm	1.3	"^203.95.5.66$",
8	sysadm	1.2	"^10.85.31.[0-9]{1,3}$",
9			"^192.168.176.57$"
10			);
11
12			foreach($proxy_ip as $ip)
13			{
14			if (ereg($ip,$_SERVER["REMOTE_ADDR"]))
15			{
16			if (isset($_SERVER["HTTP_X_CLIENT_ADDR"]))
17			{
18			$client_addr = explode(",",$_SERVER["HTTP_X_CLIENT_ADDR"]);
19			for($i=count($_SERVER["HTTP_X_CLIENT_ADDR"])-1;$i>=0;$i--)
20			{
21			$proxy = false;
22			foreach($proxy_ip as $ip)
23			{
24			if (ereg($ip,$_SERVER["REMOTE_ADDR"]))
25			$proxy = true;
26			}
27			if (!$proxy)
28			return trim($client_addr[$i]);
29			}
30			return trim($client_addr[0]);
31			}
32			else
33			{
34			return $_SERVER["REMOTE_ADDR"];
35			}
36			}
37			}
38
39			return $_SERVER["REMOTE_ADDR"];
40	sysadm	1.1	}
41
42			?>
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