/// <summary>
/// When a client is connected, bind all relevant events.
/// </summary>
/// <param name="Socket"></param>
private void OnClient(IWebSocketConnection Socket)
{
// Handle new socket opens.
Socket.OnOpen = () =>
{
Console.Error.WriteLine("[II] Repeater Open: " + Socket.ConnectionInfo.ClientIpAddress + Socket.ConnectionInfo.Path);
try
{
// Extract repeater arguments from URL.
var sPath = Socket.ConnectionInfo.Path.ToLowerInvariant();
var dArgs = Regex.Matches(sPath, "([^?=&]+)(=([^&]*))?").Cast <Match>().ToDictionary(x => x.Groups[1].Value, x => x.Groups[3].Value);
// Handle based on the available types.
if (sPath.StartsWith("/tuio"))
{
dSockets[Socket] = new TUIOForwarder(dArgs);
}
else if (sPath.StartsWith("/console"))
{
dSockets[Socket] = new ConsoleForwarder();
}
else if (sPath.StartsWith("/win7"))
{
dSockets[Socket] = new Win7Forwarder(dArgs);
}
else if (sPath.StartsWith("/win8"))
{
dSockets[Socket] = new Win8Forwarder(dArgs);
}
else if (sPath.StartsWith("/mouse"))
{
dSockets[Socket] = new MouseForwarder(dArgs);
}
else
{
throw new ArgumentException("Unsupported Repeater");
}
}
catch (Exception e)
{
Console.Error.WriteLine(e.Message);
Socket.Close();
}
};
// Handle socket closures.
Socket.OnClose = () =>
{
Console.Error.WriteLine("[II] Repeater Closed: " + Socket.ConnectionInfo.ClientIpAddress + Socket.ConnectionInfo.Path);
// Clean up.
IForwarder pOut;
if (dSockets.TryRemove(Socket, out pOut))
{
if (pOut != null)
{
pOut.Dispose();
}
}
};
// Handle socket errors.
Socket.OnError = (Exception e) =>
{
Console.WriteLine("[WW] Repeater Socket Error: " + e.Message);
Socket.Close();
};
// Listen for socket commands.
Socket.OnMessage = (string data) =>
{
// Parse the message out.
var pMessage = TouchMessage.FromString(data);
if (pMessage.Valid == false)
{
//Console.Error.WriteLine("[WW] Touch Invalid: " + data);
return;
}
// Find the forwarder.
IForwarder pFwd;
if (dSockets.TryGetValue(Socket, out pFwd))
{
if (pFwd != null)
{
pFwd.Forward(pMessage);
}
}
};
}
/// <summary>
/// Parse a string in the format "#type|id|x|y|z" OR "#type|id|x|y|z|userdata". id is an integer, type is one of 'u', 'd', or 'm' (up, down, move).
/// </summary>
/// <param name="Data"></param>
public static TouchMessage FromString(String Data)
{
// New packet.
var pMessage = new TouchMessage()
{
Valid = false
};
// Source data.
pMessage.Source = Data;
try
{
// Constants.
const char SPLIT = '|'; // delimiter
const string MAGIC = "#"; // magic start
const int VARS_NO_USER = 5; // number of data items excluding user data
const int VARS_W_USER = VARS_NO_USER + 1; // number of data items including user data
// Verify magic.
if (Data == null || !Data.StartsWith(MAGIC))
{
return(pMessage);
}
// Consume magic start.
Data = Data.Substring(1);
// Parse information out.
var tParts = Data.Split(SPLIT);
if (tParts.Length == VARS_NO_USER || tParts.Length == VARS_W_USER)
{
var t = tParts[0].ToString(); // type
pMessage.Type = (t == "u") ? Nature.Up : (t == "d") ? Nature.Down : (t == "m") ? Nature.Move : Nature.Unknown;
pMessage.ID = int.Parse(tParts[1].ToString()); // id
pMessage.X = double.Parse(tParts[2].ToString()); // x
pMessage.Y = double.Parse(tParts[3].ToString()); // y
pMessage.Z = double.Parse(tParts[4].ToString()); // z
if (tParts.Length == VARS_W_USER) // userdata
{
pMessage.UserData = tParts[5].ToString();
}
}
else
{
return(pMessage);
}
// If the type is unknown.
if (pMessage.Type == Nature.Unknown)
{
return(pMessage);
}
// Say we are valid.
pMessage.Valid = true;
}
finally
{
// Log malformed message string.
}
// Return the message.
return(pMessage);
}