public static string IPCliente(TipoIP ipTipo)
{
try
{
//return HttpContext.Current.Request.UserHostName;
if (ipTipo == TipoIP.V4)
{
string IP4Address = String.Empty;
foreach (IPAddress IPA in Dns.GetHostAddresses(HttpContext.Current.Request.UserHostAddress))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
if (IP4Address != String.Empty)
{
return(IP4Address);
}
foreach (IPAddress IPA in Dns.GetHostAddresses(Dns.GetHostName()))
{
if (IPA.AddressFamily.ToString() == "InterNetwork")
{
IP4Address = IPA.ToString();
break;
}
}
return(IP4Address);
}
if (ipTipo == TipoIP.V6)
{
System.Web.HttpContext context = System.Web.HttpContext.Current;
string ipAddress = context.Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
if (!string.IsNullOrEmpty(ipAddress))
{
string[] addresses = ipAddress.Split(',');
if (addresses.Length != 0)
{
return(addresses[0]);
}
}
return(context.Request.ServerVariables["REMOTE_ADDR"]);
}
return("");
}
catch
{
return("");
}
}
public static bool ValidarIP(string ip, TipoIP tipoIP)
{
//
try
{
if (Validaciones.EsNulaVacia(ip))
{
return(false);
}
IPAddress dirip;
if (!IPAddress.TryParse(ip, out dirip))
{
return(false);
}
switch (tipoIP)
{
case TipoIP.V4:
StringBuilder expresionBuilder = new StringBuilder();
expresionBuilder.AppendFormat(@"^([01]?\d\d?|2[0-4]\d|25[0-5])\.([01]?\d\d?|2[0-4]\d|25[0-5])\.([01]?\d\d?|2[0-4]\d|25[0-5])\.([01]?\d\d?|2[0-4]\d|25[0-5])$");
string expresion = expresionBuilder.ToString();
if (Regex.IsMatch(ip, expresion))
{
return(dirip.AddressFamily == AddressFamily.InterNetwork);
}
else
{
return(false);
}
case TipoIP.V6:
return(dirip.AddressFamily == AddressFamily.InterNetworkV6);
default:
return(false);
}
}
catch
{
return(false);
}
}
