private void mqttConnection_OnConnectionError(MqttConnection Sender, Exception Exception)
{
this.exception = Exception;
this.State = MultiPlayerState.Error;
}
private void mqttConnection_OnContentReceived(MqttConnection Sender, MqttContent Content)
{
BinaryInput Input = Content.DataInput;
byte Command = Input.ReadByte();
switch (Command)
{
case 0: // Hello
string ApplicationName = Input.ReadString();
if (ApplicationName != this.applicationName)
break;
Player Player = this.Deserialize(Input);
if (Player == null)
break;
#if LineListener
Console.Out.WriteLine("Rx: HELLO(" + Player.ToString() + ")");
#endif
IPEndPoint ExpectedEndpoint = Player.GetExpectedEndpoint(this.p2pNetwork);
lock (this.remotePlayersByEndpoint)
{
this.remotePlayersByEndpoint[ExpectedEndpoint] = Player;
this.remotePlayerIPs[ExpectedEndpoint.Address] = true;
this.playersById[Player.PlayerId] = Player;
this.UpdateRemotePlayersLocked();
}
MultiPlayerEnvironmentPlayerInformationEventHandler h = this.OnPlayerAvailable;
if (h != null)
{
try
{
h(this, Player);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
Debug.WriteLine(ex.StackTrace.ToString());
}
}
break;
case 1: // Interconnect
ApplicationName = Input.ReadString();
if (ApplicationName != this.applicationName)
break;
Player = this.Deserialize(Input);
if (Player == null)
break;
#if LineListener
Console.Out.Write("Rx: INTERCONNECT(" + Player.ToString());
#endif
int Index = 0;
int i, c;
LinkedList<Player> Players = new LinkedList<Networking.Player>();
bool LocalPlayerIncluded = false;
Player.Index = Index++;
Players.AddLast(Player);
c = (int)Input.ReadUInt();
for (i = 0; i < c; i++)
{
Player = this.Deserialize(Input);
if (Player == null)
{
#if LineListener
Console.Out.Write("," + this.localPlayer.ToString());
#endif
this.localPlayer.Index = Index++;
LocalPlayerIncluded = true;
}
else
{
#if LineListener
Console.Out.Write("," + Player.ToString());
#endif
Player.Index = Index++;
Players.AddLast(Player);
}
}
#if LineListener
Console.Out.WriteLine(")");
#endif
if (!LocalPlayerIncluded)
break;
this.mqttConnection.Dispose();
this.mqttConnection = null;
lock (this.remotePlayersByEndpoint)
{
this.remotePlayersByEndpoint.Clear();
this.remotePlayerIPs.Clear();
this.remotePlayersByIndex.Clear();
this.playersById.Clear();
this.remotePlayersByIndex[this.localPlayer.Index] = this.localPlayer;
this.playersById[this.localPlayer.PlayerId] = this.localPlayer;
foreach (Player Player2 in Players)
{
ExpectedEndpoint = Player2.GetExpectedEndpoint(this.p2pNetwork);
this.remotePlayersByIndex[Player2.Index] = Player2;
this.remotePlayersByEndpoint[ExpectedEndpoint] = Player2;
this.remotePlayerIPs[ExpectedEndpoint.Address] = true;
this.playersById[Player2.PlayerId] = Player2;
}
this.UpdateRemotePlayersLocked();
}
this.State = MultiPlayerState.ConnectingPlayers;
this.StartConnecting();
break;
case 2: // Bye
ApplicationName = Input.ReadString();
if (ApplicationName != this.applicationName)
break;
Guid PlayerId = Input.ReadGuid();
lock (this.remotePlayersByEndpoint)
{
if (!this.playersById.TryGetValue(PlayerId, out Player))
break;
#if LineListener
Console.Out.WriteLine("Rx: BYE(" + Player.ToString() + ")");
#endif
ExpectedEndpoint = Player.GetExpectedEndpoint(this.p2pNetwork);
this.playersById.Remove(PlayerId);
this.remotePlayersByEndpoint.Remove(ExpectedEndpoint);
this.remotePlayersByIndex.Remove(Player.Index);
IPAddress ExpectedAddress = ExpectedEndpoint.Address;
bool AddressFound = false;
foreach (IPEndPoint EP in this.remotePlayersByEndpoint.Keys)
{
if (IPAddress.Equals(EP.Address, ExpectedAddress))
{
AddressFound = true;
break;
}
}
if (!AddressFound)
this.remotePlayerIPs.Remove(ExpectedAddress);
this.UpdateRemotePlayersLocked();
}
break;
}
}
private void mqttConnection_OnStateChanged(MqttConnection Sender, MqttState NewState)
{
if (NewState == MqttState.Connected)
{
this.mqttConnection.SUBSCRIBE(this.mqttNegotiationTopic);
BinaryOutput Output = new BinaryOutput();
Output.WriteByte(0);
Output.WriteString(this.applicationName);
this.localPlayer.SetEndpoints(this.p2pNetwork.ExternalEndpoint, this.p2pNetwork.LocalEndpoint);
this.Serialize(this.localPlayer, Output);
this.mqttConnection.PUBLISH(this.mqttNegotiationTopic, MqttQualityOfService.AtLeastOne, false, Output);
#if LineListener
Console.Out.WriteLine("Tx: HELLO(" + this.localPlayer.ToString() + ")");
#endif
}
}
private void P2PNetworkStateChange(object Sender, PeerToPeerNetworkState NewState)
{
switch (NewState)
{
case PeerToPeerNetworkState.Created:
this.State = MultiPlayerState.Created;
break;
case PeerToPeerNetworkState.SearchingForGateway:
this.State = MultiPlayerState.SearchingForGateway;
break;
case PeerToPeerNetworkState.RegisteringApplicationInGateway:
this.State = MultiPlayerState.RegisteringApplicationInGateway;
break;
case PeerToPeerNetworkState.Ready:
try
{
this.localPlayer.SetEndpoints(this.p2pNetwork.ExternalEndpoint, this.p2pNetwork.LocalEndpoint);
this.mqttConnection = new MqttConnection(this.mqttServer, this.mqttPort, this.mqttTls, this.mqttUserName, this.mqttPassword);
this.mqttConnection.OnConnectionError += new MqttExceptionEventHandler(mqttConnection_OnConnectionError);
this.mqttConnection.OnError += new MqttExceptionEventHandler(mqttConnection_OnError);
this.mqttConnection.OnStateChanged += new StateChangedEventHandler(mqttConnection_OnStateChanged);
this.mqttConnection.OnContentReceived += new ContentReceivedEventHandler(mqttConnection_OnContentReceived);
this.State = MultiPlayerState.FindingPlayers;
}
catch (Exception ex)
{
this.exception = ex;
this.State = MultiPlayerState.Error;
}
break;
case PeerToPeerNetworkState.Error:
this.exception = this.p2pNetwork.Exception;
this.State = MultiPlayerState.Error;
break;
case PeerToPeerNetworkState.Closed:
this.State = MultiPlayerState.Closed;
break;
}
}
private void mqttConnection_OnPublished(MqttConnection Sender, ushort PacketIdentifier)
{
if (this.mqttConnection != null && PacketIdentifier == this.mqttTerminatedPacketIdentifier)
{
this.mqttConnection.Dispose();
this.mqttConnection = null;
}
}
private void CloseMqtt()
{
if (this.mqttConnection != null)
{
if (this.mqttConnection.State == MqttState.Connected)
{
BinaryOutput Output = new BinaryOutput();
Output.WriteByte(2);
Output.WriteString(this.applicationName);
Output.WriteGuid(this.localPlayer.PlayerId);
this.mqttTerminatedPacketIdentifier = this.mqttConnection.PUBLISH(this.mqttNegotiationTopic, MqttQualityOfService.AtLeastOne, false, Output);
this.mqttConnection.OnPublished += new PacketAcknowledgedEventHandler(mqttConnection_OnPublished);
#if LineListener
Console.Out.WriteLine("Tx: BYE(" + this.localPlayer.ToString() + ")");
#endif
}
else
{
this.mqttConnection.Dispose();
this.mqttConnection = null;
}
}
}