public UDPPacket(PonykartPacket contents, ReliableUDPConnection sender)
{
Protocol = NetworkManager.Protocol;
CID = (UInt32)sender.ConnectionID;
SequenceNo = sender.NextSequenceNumber;
Ack = sender.RemoteSeqNo;
AckField = sender.AckField;
Contents = contents;
Responded = contents.Volatile;
}
public UDPPacket(byte[] creator)
{
Protocol = GetProtocol(creator);
CID = GetCID(creator);
SequenceNo = GetSequenceNo(creator);
Ack = GetAck(creator);
AckField = GetAckField(creator);
Contents = new PonykartPacket(GetContents(creator));
Responded = false;
}
/// <summary>
/// Handle the information in a packet received via this connection.
/// </summary>
public void PacketHandler(PonykartPacket packet)
{
LastRecvTime = System.DateTime.Now;
string contents = packet.StringContents;
byte[] contentsArr = packet.ToBytes();
//Launch.Log(string.Format("Received packet type {1}: {0}", contents, packet.Type));
NetworkManager nm = LKernel.Get<NetworkManager>();
if (!Enum.IsDefined(typeof(Commands), (Commands) packet.Type)) {
// Unrecognized packet type!
Launch.Log(string.Format("Error: Malformed packet type: {0}", packet.Type));
return;
}
switch ((Commands) packet.Type) {
#region Connection Negotiation
case Commands.Connect:
if (nm.NetworkType == NetworkTypes.Client) {
return;
} else {
if (nm.Password.SequenceEqual(contents)) {
Launch.Log(string.Format("Client provided correct password ({0})", contents));
validated = true;
ReadyToSend = true;
SendPacket(Commands.ConnectAccept, contents);
foreach(NetworkEntity ne in nm.Players) {
SendPacket(Commands.NewPlayer, ne.Serialize());
}
LobbyLabel.Text += String.Format("Player {0} joined.\n", nm.Players.Count);
} else {
Launch.Log(string.Format("Client gave bad password: {0} instead of {1}", contents, nm.Password));
SendPacket((Int16) Commands.ConnectReject, (string) null);
CloseConnection();
}
}
break;
case Commands.ConnectAccept:
Launch.Log("Server accepted our password.");
LobbyLabel.Text += "Connected.\n";
ReadyToSend = true;
break;
case Commands.ConnectReject:
Launch.Log("Server rejected our password.");
break;
#endregion
#region Player Management
case Commands.RequestPlayer :
if (nm.NetworkType == NetworkTypes.Host) {
if (nm.Players.Count < Settings.Default.NumberOfPlayers) {
var NPlayer = new NetworkEntity(this);
nm.Players.Add(NPlayer);
nm.ForEachConnection((c) => c.SendPacket((c == this)?Commands.NewLocalPlayer:Commands.NewPlayer, NPlayer.Serialize()));
} else {
SendPacket(Commands.RejectPlayer, "Full");
}
}
break;
case Commands.NewPlayer :
if (nm.NetworkType == NetworkTypes.Client) {
nm.Players.Add(NetworkEntity.Deserialize(packet.StringContents,this, false));
}
break;
case Commands.NewLocalPlayer:
if (nm.NetworkType == NetworkTypes.Client) {
nm.Players.Add(NetworkEntity.Deserialize(packet.StringContents, null, true));
}
break;
case Commands.RejectPlayer :
// TODO: move forward in menus only when applicable
break;
case Commands.RequestPlayerChange :
if (nm.NetworkType == NetworkTypes.Host) {
if (NetworkEntity.PerformChange(packet.StringContents, this)) {
nm.ForEachConnection((c) => c.SendPacket(Commands.PlayerChange, packet.StringContents));
} else {
this.SendPacket(Commands.RejectChange,packet.StringContents); // TODO: include reason?
}
}
break;
case Commands.PlayerChange :
if (nm.NetworkType == NetworkTypes.Client) {
if (!NetworkEntity.PerformChange(packet.StringContents, this)) {
// TODO: Request new player list.
}
}
break;
case Commands.LeaveGame:
if (nm.NetworkType == NetworkTypes.Host) {
if (!NetworkEntity.PerformChange(packet.StringContents, this)) {
// TODO: Request new player list.
}
}
break;
case Commands.RemovePlayer:
Launch.Log(string.Format("Got unimplemented packet type: {0}", packet.Type));
break;
#endregion
#region Pre-game Setup
case Commands.SelectLevel:
if (nm.NetworkType == NetworkTypes.Client) {
LKernel.Get<MainMenuMultiplayerHandler>().LevelSelection = packet.StringContents;
SendPacket(Commands.LevelAccept, "");
}
break;
case Commands.StartGame:
if (nm.NetworkType == NetworkTypes.Client) {
LKernel.Get<MainMenuMultiplayerHandler>().LevelSelection = packet.StringContents;
LKernel.Get<MainMenuMultiplayerHandler>().Start_Game();
}
break;
#endregion
#region Game
case Commands.ReadyToRumble :
if (nm.NetworkType == NetworkTypes.Host) {
nm.ReadyConnections.Add(this);
if (nm.AllConnectionsReady) {
LKernel.Get<RaceCountdown>().Start();
nm.ForEachConnection((c) => c.SendPacket(Commands.BeginRumbling));
}
}
break;
case Commands.BeginRumbling :
if (nm.NetworkType == NetworkTypes.Client) {
nm.AllConnectionsReady = true;
LKernel.Get<RaceCountdown>().Start();
}
break;
case Commands.SendPositions:
if (nm.NetworkType == NetworkTypes.Client) {
NetworkEntity.DeserializeLocations(packet.StringContents, this);
} else {
NetworkEntity.DeserializeLocations(packet.StringContents, this);
}
break;
#endregion
case Commands.ServerMessage:
Launch.Log(string.Format("Server message: '{0}'", contents));
break;
case Commands.NoMessage: // Do nothing.
break;
default: // Unimplemented packet type
Launch.Log(string.Format("Got unimplemented packet type: {0}", packet.Type));
break;
}
}
