public ServerFileInfoResponse GetServerResponse(IPEndPoint ipEndPoint, string hash)
{
ServerFileInfoResponse response = new ServerFileInfoResponse();
List<IPEndPoint> ipList = new List<IPEndPoint>();
Uri requestUri = new Uri(string.Format("http://{0}:{1}/filename|{2}", ipEndPoint.Address, ipEndPoint.Port, hash));
HTTPClient client = new HTTPClient();
string xml = client.DownloadString(requestUri);
XDocument doc = XDocument.Parse(xml);
var userlist = from user in doc.Descendants("User") select user;
foreach (XElement element in userlist)
{
if(element.Attribute("IP") != null && element.Attribute("Port") != null)
{
string ipStr = element.Attribute("IP").Value;
string portStr = element.Attribute("Port").Value;
int port;
IPAddress ip;
if(int.TryParse(portStr, out port) && IPAddress.TryParse(ipStr, out ip))
{
IPEndPoint endPoint = new IPEndPoint(ip, port);
ipList.Add(endPoint);
}
}
}
response.IpList = ipList;
var fileSize = doc.Descendants("FileSize");
if(fileSize.Count() != 0 && fileSize.First().Attribute("Size") != null)
{
long size;
string sizeStr = fileSize.First().Attribute("Size").Value;
if (long.TryParse(sizeStr, out size))
{
response.FileSize = size;
}
}
var blocks = doc.Descendants("Blocks");
if(blocks.Count() != 0 && blocks.First().Attribute("Number") != null)
{
int blockNum;
string blockNumStr = blocks.First().Attribute("Number").Value;
if(int.TryParse(blockNumStr, out blockNum))
{
response.BlockNum = blockNum;
}
}
return response;
}
