ChiakiYu.Common.Web.UserAgentHelper.GetOperatingSystemName C# (CSharp) Method

        public static string GetOperatingSystemName(string userAgent)
        {
            if (userAgent.Contains("NT 6.1"))
            {
                return "Windows 7";
            }
            if (userAgent.Contains("NT 6.0"))
            {
                return "Windows Vista/Server 2008";
            }
            if (userAgent.Contains("NT 5.2"))
            {
                return "Windows Server 2003";
            }
            if (userAgent.Contains("NT 5.1"))
            {
                return "Windows XP";
            }
            if (userAgent.Contains("NT 5"))
            {
                return "Windows 2000";
            }
            if (userAgent.Contains("Mac"))
            {
                return "Mac";
            }
            if (userAgent.Contains("Unix"))
            {
                return "UNIX";
            }
            if (userAgent.Contains("Linux"))
            {
                return "Linux";
            }
            if (userAgent.Contains("SunOS"))
            {
                return "SunOS";
            }
            return "Other OperatingSystem";
        }