Argentini.Halide.H3Http.DomainRedirect C# (CSharp) Method

        public static String DomainRedirect(String defaultPageName, String domainName)
        {
            String pageName = defaultPageName.ToLower();
            String domain = domainName.ToLower();

            String SERVER = HttpContext.Current.Request.ServerVariables["SERVER_NAME"].ToString().ToLower();
            String URL = HttpContext.Current.Request.ServerVariables["SCRIPT_NAME"].ToString().ToLower().Replace("/" + pageName, "/");

            if (HttpContext.Current.Request.ServerVariables["QUERY_STRING"].ToString().Length > 0)
            {
                URL += "?" + HttpContext.Current.Request.ServerVariables["QUERY_STRING"].ToString();
            }

            if (SERVER.IndexOf(domain) == -1)
            {
                return (domain + URL);
            }

            else
            {
                return (String.Empty);
            }
        }