/// <summary>
/// Gets your external router IP address from a public web IP API.
/// <para>See System.Net.WebClient.DownloadString(string) on MSDN for exception info.</para>
/// </summary>
/// <param name="api">The API to get your IP Address from.</param>
/// <param name="timeOut">The timeout in milliseconds before the function fails.</param>
/// <returns>Returns a new IPAddress with the resuling IP address from the IP API, else null on fail/timeout.</returns>
/// <exception cref="System.ArgumentNullException"/>
/// <exception cref="System.Net.WebException"/>
/// <exception cref="System.NotSupportedException"/>
public virtual IPAddress IPFromAPI(IPAPI api, int timeOut)
{
try {
using (WebTimeoutClient client = new WebTimeoutClient(timeOut)) {
string webAddress = null, response = string.Empty;
IPAddress address = null;
switch (api)
{
case IPAPI.IPIfy:
webAddress = webIPify;
break;
case IPAPI.IPInfo:
webAddress = webIPInfo;
break;
case IPAPI.IPAPI:
response = client.DownloadString(webIPAPI);
int index = response.IndexOf("query") + 8;
int length = response.IndexOf("region") - 3 - index;
if (IPAddress.TryParse(response, out address))
{
return(address);
}
return(null);
case IPAPI.CheckIPDyDNS:
response = client.DownloadString(webCheckIPDynDNS);
string IP = new Regex(@"\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}").Match(response).Value;
if (IPAddress.TryParse(response, out address))
{
return(address);
}
return(null);
}
response = client.DownloadString(webAddress);
if (IPAddress.TryParse(response, out address))
{
return(address);
}
return(null);
}
} catch (WebException ex) {
if (ex.Status == WebExceptionStatus.Timeout)
{
return(null);
}
throw ex;
}
}
/// <summary>
/// Gets your external router IP address from a public web IP API.
/// <para>See System.Net.WebClient.DownloadString(string) on MSDN for exception info.</para>
/// </summary>
/// <param name="api">The API to get your IP Address from.</param>
/// <param name="timeOut">The timeout in milliseconds before the function fails.</param>
/// <returns>Returns a new IPAddress with the resuling IP address from the IP API, else null on fail/timeout.</returns>
/// <exception cref="System.ArgumentNullException"/>
/// <exception cref="System.Net.WebException"/>
/// <exception cref="System.NotSupportedException"/>
public virtual IPAddress IPFromAPI( IPAPI api, int timeOut )
{
try {
using( WebTimeoutClient client = new WebTimeoutClient( timeOut ) ) {
string webAddress = null, response = string.Empty;
IPAddress address = null;
switch( api ) {
case IPAPI.IPIfy:
webAddress = webIPify;
break;
case IPAPI.IPInfo:
webAddress = webIPInfo;
break;
case IPAPI.IPAPI:
response = client.DownloadString( webIPAPI );
int index = response.IndexOf( "query" ) + 8;
int length = response.IndexOf( "region" ) - 3 - index;
if ( IPAddress.TryParse( response, out address ) ) return address;
return null;
case IPAPI.CheckIPDyDNS:
response = client.DownloadString( webCheckIPDynDNS );
string IP = new Regex( @"\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}" ).Match( response ).Value;
if ( IPAddress.TryParse( response, out address ) ) return address;
return null;
}
response = client.DownloadString( webAddress );
if ( IPAddress.TryParse( response, out address ) ) return address;
return null;
}
} catch( WebException ex ) {
if ( ex.Status == WebExceptionStatus.Timeout ) return null;
throw ex;
}
}