diff options
Diffstat (limited to 'system')
| -rwxr-xr-x | system/core/Input.php | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/system/core/Input.php b/system/core/Input.php index 73f46ba6a..36ff96d03 100755 --- a/system/core/Input.php +++ b/system/core/Input.php @@ -383,7 +383,27 @@ class CI_Input { */ public function valid_ip($ip) { - return (bool) filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4); + if ($this->ip_version($ip) === 4) + { + return (bool) filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4); + } + else + { + return (bool) filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6); + } + } + + // -------------------------------------------------------------------- + + /** + * Return ip version + * + * @param string + * @return int + */ + public function ip_version($ip) + { + return strpos($ip, ":") === false ? 4 : 6; } // -------------------------------------------------------------------- |