/// <summary>
/// Performes a query on the provided IP address
///
/// If there is no internet connectio or any other error an exception will be thrown.
/// This exception will need to be handeled by the application
/// </summary>
/// <param name="ip">IP address to look up in the form x.x.x.x or host name</param>
/// <returns>A IPQuery object of the results</returns>
public static async Task <IPQuery> IPLookupAsync(string ip)
{
//create a clinet and set the base IP
HttpClient client = new HttpClient();
client.BaseAddress = new Uri("http://ip-api.com/xml/");
client.DefaultRequestHeaders.Accept.Clear();
//call the request with the supplied IP with all fields
HttpResponseMessage response = await client.GetAsync(ip + "?fields=262143");
//read the response as a string
string data = await response.Content.ReadAsStringAsync();
//convert the XML to a IPQuery object
XmlSerializer serializer = new XmlSerializer(typeof(IPQuery));
using (TextReader reader = new StringReader(data))
{
IPQuery result = (IPQuery)serializer.Deserialize(reader);
//return the result
return(result);
}
}
static void Main(string[] args)
{
//print out the help msg
if (args.Length == 1 && args[0] == "help")
{
Console.WriteLine("\nPlease specify an IP address in the form of x.x.x.x, a host name, or leave blank to use your IP\n");
return;
}
//print out please wait msg
Console.WriteLine();
Console.Write("Please wait...");
string ip = "";
//if a IP was supplied set IP to that IP
if (args.Length == 1)
{
ip = args[0];
}
//get the IP data
Task <IPQuery> t = IPQuery.IPLookupAsync(ip);
//display a progress while we wait
while (!t.IsCompleted)
{
Console.Write(".");
System.Threading.Thread.Sleep(500);
}
//Add some blank lines
Console.WriteLine();
Console.WriteLine();
//get results
IPQuery data = t.Result;
//print out the results
if (data.Status == "success")
{
Console.WriteLine(data);
}
//there was a error
else
{
Console.WriteLine("Error: {0}", data.Error);
Console.WriteLine("Please specify an IP address in the form of x.x.x.x, a host name, or leave blank to use your IP");
}
//add a blank line for easy reading
Console.WriteLine();
}