/// <summary>
/// When a server sends data initially, it needs to be validated with a validation code.
/// Once that has happened, this method is called, and it allows the server to be seen in the Serverlist.
/// This method also corrects local IP addresses by converting them to External IP
/// addresses, so that external clients get a good IP to connect to.
/// </summary>
/// <param name="remote">The remote IP of the server</param>
private bool ValidateServer(IPEndPoint remote)
{
string key = String.Format("{0}:{1}", remote.Address, remote.Port);
GameServer server;
// try to fetch the existing server, if its not here... we have bigger problems
if (!Servers.TryGetValue(key, out server))
{
Program.ErrorLog.Write("NOTICE: [MasterServer.ValidateServer] We encountered a strange error trying to fetch a connected server.");
return(false);
}
// Parse our External IP Address
IPAddress ExtAddress = IPAddress.Loopback;
IPAddress.TryParse(Program.Config.GamespyExtAddress, out ExtAddress);
bool ExtAddressIsLocal = Networking.IsLanIP(ExtAddress);
// Parse Server address and see if its external or LAN
IPAddress serverAddress = server.AddressInfo.Address;
bool isLocalServer = Networking.IsLanIP(server.AddressInfo.Address);
// Check to make sure we allow external servers in our list
if (!isLocalServer && !Program.Config.GamespyAllowExtServers)
{
DebugLog.Write("External Server not Allowed: " + key);
return(false);
}
else if (isLocalServer && !ExtAddressIsLocal)
{
server.AddressInfo.Address = ExtAddress;
}
// Server is valid
server.IsValidated = true;
server.LastRefreshed = DateTime.Now;
server.LastPing = DateTime.Now;
server.country = (serverAddress.AddressFamily == AddressFamily.InterNetwork)
? Ip2nation.GetCountryCode(serverAddress).ToUpperInvariant()
: "??";
// Update or add the new server
DebugLog.Write("Adding Validated Server to Serverlist: " + key);
Servers.AddOrUpdate(key, server, (k, old) => { return(server); });
// Fire the event
if (OnServerlistUpdate != null)
{
OnServerlistUpdate(null, EventArgs.Empty);
}
return(true);
}
/// <summary>
/// Whenever the "newuser" command is recieved, this method is called to
/// add the new users information into the database
/// </summary>
/// <param name="Recv">Array of parms sent by the server</param>
private void CreateNewUser(Dictionary <string, string> Recv)
{
// Make sure the user doesnt exist already
try
{
using (GamespyDatabase Database = new GamespyDatabase())
{
// Check to see if user exists
if (Database.UserExists(Recv["nick"]))
{
Stream.SendAsync(@"\error\\err\516\fatal\\errmsg\This account name is already in use!\id\1\final\");
Disconnect(5);
return;
}
// We need to decode the Gamespy specific encoding for the password
string Password = GamespyUtils.DecodePassword(Recv["passwordenc"]);
string Cc = (RemoteEndPoint.AddressFamily == AddressFamily.InterNetwork)
? Ip2nation.GetCountryCode(RemoteEndPoint.Address)
: Program.Config.ASP_LocalIpCountryCode;
// Attempt to create account. If Pid is 0, then we couldnt create the account
if ((PlayerId = Database.CreateUser(Recv["nick"], Password, Recv["email"], Cc)) == 0)
{
Stream.SendAsync(@"\error\\err\516\fatal\\errmsg\Error creating account!\id\1\final\");
Disconnect(6);
return;
}
Stream.SendAsync(@"\nur\\userid\{0}\profileid\{0}\id\1\final\", PlayerId);
}
}
catch (Exception e)
{
// Check for invalid query params
if (e is KeyNotFoundException)
{
Stream.SendAsync(@"\error\\err\0\fatal\\errmsg\Invalid Query!\id\1\final\");
}
else
{
Stream.SendAsync(@"\error\\err\516\fatal\\errmsg\Error creating account!\id\1\final\");
GpcmServer.Log("ERROR: [Gpcm.CreateNewUser] An error occured while trying to create a new User account :: " + e.Message);
}
Disconnect(7);
return;
}
}
