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Fixed PHP Notices:

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Undefined index:  HTTP_X_FORWARDED_FOR
    Undefined index:  HTTP_CLIENT_IP
    Undefined variable: proxy

Also fixed the return value order to match calls to common_client_ip() in actions/api.php and lib/rssaction.php
This commit is contained in:
Jeffery To 2009-08-02 20:10:31 +08:00
parent 20c536fdd4
commit e670e4306b
1 changed files with 5 additions and 4 deletions
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9
lib/util.php
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@ -1410,20 +1410,21 @@ function common_client_ip()
return null; return null;
} }
if ($_SERVER['HTTP_X_FORWARDED_FOR']) { if (array_key_exists('HTTP_X_FORWARDED_FOR', $_SERVER)) {
if ($_SERVER['HTTP_CLIENT_IP']) { if (array_key_exists('HTTP_CLIENT_IP', $_SERVER)) {
$proxy = $_SERVER['HTTP_CLIENT_IP']; $proxy = $_SERVER['HTTP_CLIENT_IP'];
} else { } else {
$proxy = $_SERVER['REMOTE_ADDR']; $proxy = $_SERVER['REMOTE_ADDR'];
} }
$ip = $_SERVER['HTTP_X_FORWARDED_FOR']; $ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
} else { } else {
if ($_SERVER['HTTP_CLIENT_IP']) { $proxy = null;
if (array_key_exists('HTTP_CLIENT_IP', $_SERVER)) {
$ip = $_SERVER['HTTP_CLIENT_IP']; $ip = $_SERVER['HTTP_CLIENT_IP'];
} else { } else {
$ip = $_SERVER['REMOTE_ADDR']; $ip = $_SERVER['REMOTE_ADDR'];
} }
} }
return array($ip, $proxy); return array($proxy, $ip);
} }