public static async Task<ServerNetworkInfo> GetServerNetworkInfo(IPEndPoint endpoint)
{
ServerNetworkInfo result = null;
try
{
string jsonString;
using (var client = new WebClient())
{
jsonString = await client.DownloadStringTaskAsync(String.Format(Config.Default.ServerStatusUrlFormat, endpoint.Address, endpoint.Port));
}
if(jsonString == null)
{
logger.Debug(String.Format("Server info request returned null string for {0}:{1}", endpoint.Address, endpoint.Port));
return result;
}
JObject query = JObject.Parse(jsonString);
if(query == null)
{
logger.Debug(String.Format("Server info request failed to parse for {0}:{1} - '{2}'", endpoint.Address, endpoint.Port, jsonString));
return null;
}
var status = query.SelectToken("status");
if(status == null || !(bool)status)
{
logger.Debug($"Server at {endpoint.Address}:{endpoint.Port} returned no status or a status of false.");
return null;
}
var server = query.SelectToken("server");
if (server.Type == JTokenType.String)
{
logger.Debug(String.Format("Server at {0}:{1} returned status {2}", endpoint.Address, endpoint.Port, (string)server));
}
else
{
result = new ServerNetworkInfo();
result.Name = (string)query.SelectToken("server.name");
Version ver;
string versionString = (string)query.SelectToken("server.version");
if (versionString.IndexOf('.') == -1)
{
versionString = versionString + ".0";
}
Version.TryParse(versionString, out ver);
result.Version = ver;
result.Map = (string)query.SelectToken("server.map");
result.Players = Int32.Parse((string)query.SelectToken("server.playerCount"));
result.MaxPlayers = Int32.Parse((string)query.SelectToken("server.playerMax"));
}
}
catch (Exception ex)
{
logger.Debug(String.Format("Exception checking status for: {0}:{1} {2}\r\n{3}", endpoint.Address, endpoint.Port, ex.Message, ex.StackTrace));
}
return result;
}
public static ServerNetworkInfo GetServerNetworkInfoDirect(IPEndPoint endpoint)
{
ServerNetworkInfo result = null;
QueryMaster.ServerInfo serverInfo = null;
ReadOnlyCollection <QueryMaster.Player> players = null;
try
{
using (var server = QueryMaster.ServerQuery.GetServerInstance(QueryMaster.EngineType.Source, endpoint))
{
serverInfo = server.GetInfo();
players = server.GetPlayers();
}
if (serverInfo != null)
{
result = new ServerNetworkInfo();
result.Name = serverInfo.Name;
result.Map = serverInfo.Map;
result.Players = serverInfo.Players;
result.MaxPlayers = serverInfo.MaxPlayers;
// get the name and version of the server using regular expression.
if (!string.IsNullOrWhiteSpace(result.Name))
{
var match = Regex.Match(result.Name, @" - \(v([0-9]+\.[0-9]*)\)");
if (match.Success && match.Groups.Count >= 2)
{
// remove the version number from the name
result.Name = result.Name.Replace(match.Groups[0].Value, "");
// get the version number
var serverVersion = match.Groups[1].Value;
Version ver;
if (!String.IsNullOrWhiteSpace(serverVersion) && Version.TryParse(serverVersion, out ver))
{
result.Version = ver;
}
}
}
}
if (players != null)
{
// set the number of players based on the player list, excludes any players in the list without a valid name.
result.Players = players.Count(record => !string.IsNullOrWhiteSpace(record.Name));
}
}
catch (Exception ex)
{
logger.Debug(String.Format("Exception checking status for: {0}:{1} {2}\r\n{3}", endpoint.Address, endpoint.Port, ex.Message, ex.StackTrace));
}
return(result);
}
