private static function getIpAddress()

in Helper/ServerEventFactory.php [56:79]

• 24 lines of code
• 5 McCabe index (conditional complexity)

    private static function getIpAddress()
    {
        $HEADERS_TO_SCAN = [
        'HTTP_CLIENT_IP',
        'HTTP_X_FORWARDED_FOR',
        'HTTP_X_FORWARDED',
        'HTTP_X_CLUSTER_CLIENT_IP',
        'HTTP_FORWARDED_FOR',
        'HTTP_FORWARDED',
        'REMOTE_ADDR'
        ];
        foreach ($HEADERS_TO_SCAN as $header) {
            if (array_key_exists($header, $_SERVER)) {
                $ipList = explode(',', $_SERVER[$header]);
                foreach ($ipList as $ip) {
                    $trimmedIp = trim($ip);
                    if (self::isValidIpAddress($trimmedIp)) {
                        return $trimmedIp;
                    }
                }
            }
        }
        return null;
    }