public MSession GetLocalToken()
{
MSession session;
if (!File.Exists(TokenFile)) // no session data
{
var ClientToken = Guid.NewGuid().ToString().Replace("-", ""); // create new clienttoken
session = MSession.createEmpty();
session.ClientToken = ClientToken;
WriteLogin(session);
}
else // exists session data
{
var filedata = File.ReadAllText(TokenFile, Encoding.UTF8);
try
{
var job = JObject.Parse(filedata);
session = new MSession();
session.AccessToken = job["session"]?.ToString();
session.UUID = job["uuid"]?.ToString();
session.Username = job["username"]?.ToString();
session.ClientToken = job["clientToken"]?.ToString();
}
catch (Newtonsoft.Json.JsonReaderException) // if JSON file isn't vaild
{
DeleteTokenFile();
session = GetLocalToken();
}
}
return(session);
}
internal static MSession createEmpty()
{
var session = new MSession();
session.Username = "";
session.AccessToken = "";
session.UUID = "";
session.ClientToken = "";
return(session);
}
public MSession offline(string user)
{
MSession result = MSession.GetOfflineSession(user);
MSession token = GetLocalToken();
result.ClientToken = token.ClientToken;
WriteLogin(result);
return(result);
}
public static MSession GetOfflineSession(string username)
{
var login = new MSession();
login.Username = username;
login.AccessToken = "Offline";
login.UUID = "Offline";
login.Result = MLoginResult.Success;
login.Message = "";
login.ClientToken = "";
return(login);
}
public MSession Refresh()
{
var result = new MSession();
try
{
var session = GetLocalToken();
if (session.AccessToken == "")
{
result.Result = MLoginResult.NeedLogin;
return(result);
}
if (session.AccessToken == "Offline")
{
result.Result = MLoginResult.Success;
return(result);
}
var req = new JObject
{
{ "accessToken", session.AccessToken },
{ "clientToken", session.ClientToken }
};
var resHeader = mojangRequest("refresh", req.ToString());
using (var res = new StreamReader(resHeader.GetResponseStream()))
{
var response = res.ReadToEnd();
result._RawResponse = response;
JObject job = JObject.Parse(response);
result.AccessToken = job["accessToken"].ToString();
result.AccessToken = job["accessToken"].ToString();
result.UUID = job["selectedProfile"]["id"].ToString();
result.Username = job["selectedProfile"]["name"].ToString();
result.ClientToken = session.ClientToken;
WriteLogin(result);
result.Result = MLoginResult.Success;
}
}
catch
{
result.Result = MLoginResult.UnknownError;
}
return(result);
}
public MSession Validate()
{
var result = new MSession();
try
{
var session = GetLocalToken();
if (session.AccessToken == "Offline")
{
return(session);
}
JObject job = new JObject
{
{ "accessToken", session.AccessToken },
{ "clientToken", session.ClientToken }
};
var resHeader = mojangRequest("validate", job.ToString());
using (var res = new StreamReader(resHeader.GetResponseStream()))
{
if (resHeader.StatusCode == HttpStatusCode.NoContent) // StatusCode == 204
{
result.Result = MLoginResult.Success;
result.AccessToken = session.AccessToken;
result.UUID = session.UUID;
result.Username = session.Username;
result.ClientToken = session.ClientToken;
}
else
{
result.Result = MLoginResult.NeedLogin;
}
}
}
catch
{
result.Result = MLoginResult.UnknownError;
}
return(result);
}
private void WriteLogin(MSession result)
{
WriteLogin(result.Username, result.AccessToken, result.UUID, result.ClientToken);
}
public MSession Authenticate(string id, string pw)
{
MSession result = new MSession();
string ClientToken = GetLocalToken().ClientToken;
var job = new JObject
{
{ "username", id },
{ "password", pw },
{ "clientToken", ClientToken },
{ "agent", new JObject
{
{ "name", "Minecraft" },
{ "version", 1 }
} }
};
var resHeader = mojangRequest("authenticate", job.ToString());
using (var res = new StreamReader(resHeader.GetResponseStream()))
{
var Response = res.ReadToEnd();
result.ClientToken = ClientToken;
if (resHeader.StatusCode == HttpStatusCode.OK) // ResultCode == 200
{
var jObj = JObject.Parse(Response); //json parse
result.AccessToken = jObj["accessToken"].ToString();
result.UUID = jObj["selectedProfile"]["id"].ToString();
result.Username = jObj["selectedProfile"]["name"].ToString();
WriteLogin(result);
result.Result = MLoginResult.Success;
}
else // fail to login
{
var json = JObject.Parse(Response);
var error = json["error"]?.ToString(); // error type
result._RawResponse = Response;
result.Message = json["message"]?.ToString() ?? ""; // detail error message
switch (error)
{
case "Method Not Allowed":
case "Not Found":
case "Unsupported Media Type":
result.Result = MLoginResult.BadRequest;
break;
case "IllegalArgumentException":
case "ForbiddenOperationException":
result.Result = MLoginResult.WrongAccount;
break;
default:
result.Result = MLoginResult.UnknownError;
break;
}
}
return(result);
}
}