--- fenglin/lib/client_addr.inc.php	2004/06/27 00:39:39	1.5
+++ fenglin/lib/client_addr.inc.php	2010/01/07 01:28:59	1.9
@@ -10,12 +10,12 @@ function Client_Address($addr=null,$x_ad
 	if ($addr == null)
 		$addr = $_SERVER["REMOTE_ADDR"];
 
-	if ($x_addr == null && isset($_SERVER["HTTP_X_CLIENT_ADDR"]))
-		$x_addr = $_SERVER["HTTP_X_CLIENT_ADDR"];
+	if ($x_addr == null && isset($_SERVER["HTTP_X_FORWARDED_FOR"]))
+		$x_addr = $_SERVER["HTTP_X_FORWARDED_FOR"];
 
-	foreach($proxy_ip as $ip)
+	foreach($proxy_ip as $tmp => $ip)
 	{
-		if (ereg($ip,$addr))
+		if (preg_match("/".$ip."/",$addr))
 		{
 			if ($x_addr != null)
 			{
@@ -23,9 +23,9 @@ function Client_Address($addr=null,$x_ad
 				for($i=count($client_addr)-1;$i>=0;$i--)
 				{
 					$proxy = false;
-					foreach($proxy_ip as $ip)
+					foreach($proxy_ip as $tmp => $ip)
 					{
-						if (ereg($ip,$client_addr[$i]))
+						if (preg_match("/".$ip."/",$client_addr[$i]))
 							$proxy = true;
 					}
 					if (!$proxy)