/**
* Activate/Deactivate server
*/
public NetworkBackgammonRemoteGameRoom ActivateServer(string port)
{
if (m_channel == null)
{
// We need to use binary formatters, which allow the serialization of generic collections
BinaryServerFormatterSinkProvider serverProv = new BinaryServerFormatterSinkProvider();
serverProv.TypeFilterLevel = System.Runtime.Serialization.Formatters.TypeFilterLevel.Full;
BinaryClientFormatterSinkProvider clientProv = new BinaryClientFormatterSinkProvider();
IDictionary props = new Hashtable();
props["port"] = Convert.ToInt32(port);
props["name"] = String.Empty;
m_channel = new HttpChannel(props, clientProv, serverProv);
}
ChannelServices.RegisterChannel(m_channel, false);
RemotingConfiguration.RegisterWellKnownServiceType(typeof(NetworkBackgammonRemoteGameRoom), "GameRoom", WellKnownObjectMode.Singleton);
// Assign the instantiated remote server to the local server
MarshalByRefObject obj = (MarshalByRefObject)RemotingServices.Connect(typeof(NetworkBackgammonRemoteGameRoom), "http://127.0.0.1:" + port + "/GameRoom");
gameRoom = obj as NetworkBackgammonRemoteGameRoom;
return(gameRoom);
}
// Connect to a remote server (remoting) via an ip address and port
public bool ConnectServer(string ipAddr, string port)
{
bool retval = false;
try
{
// First disconenct any previous connection with the server
DisconnectServer();
// Get an available channel to use
int clientChannel = FindUnusedPort(IPAddress.Loopback);
if (clientChannel != 0)
{
BinaryServerFormatterSinkProvider serverProv = new BinaryServerFormatterSinkProvider();
serverProv.TypeFilterLevel = System.Runtime.Serialization.Formatters.TypeFilterLevel.Full;
BinaryClientFormatterSinkProvider clientProv = new BinaryClientFormatterSinkProvider();
IDictionary props = new Hashtable();
props["port"] = clientChannel;
props["machineName"] = System.Environment.MachineName;
props["name"] = String.Empty;
// Register a client channel so the server an communicate back - it needs a channel
// opened for the callback to the CallbackSink object that is anchored on the client!
// channel = new HttpChannel(clientChannel++);
channel = new HttpChannel(props, clientProv, serverProv);
}
else
{
throw new Exception("Couldn't find unused client port!");
}
// Registers a channel with the channel services
ChannelServices.RegisterChannel(channel, false);
// Now create a transparent proxy to the server component
MarshalByRefObject obj = (MarshalByRefObject)RemotingServices.Connect(typeof(NetworkBackgammonRemoteGameRoom), "http://" + ipAddr + ":" + port + "/GameRoom");
gameRoom = obj as NetworkBackgammonRemoteGameRoom;
serverIpAddress = ipAddr;
serverPort = port;
retval = gameRoom.VerifyConnection("ack") == "nack";
}
catch (Exception ex)
{
// Disconnect from the server
DisconnectServer();
}
return(retval);
}
// Disconnect as from the server and remove client as listener
public void DisconnectServer()
{
if (IsConnected && (Player != null))
{
// Remove the player from the game room
gameRoom.Leave(Player);
}
if (channel != null)
{
ChannelDataStore cds = (ChannelDataStore)channel.ChannelData;
foreach (string s in cds.ChannelUris)
{
channel.StopListening(s);
}
ChannelServices.UnregisterChannel(channel);
}
gameRoom = null;
Player = null;
channel = null;
}