public ResetScriptEngine()
{
_instance = this;
}
// the main listener function
protected void TcpServerWorkerListening(object sender, DoWorkEventArgs e)
{
//---listen at the specified IP and port no.---
const int portNo = 614;
IPAddress serverIp = IPAddress.Parse("127.0.0.1");
if (_server == null)
{
_server = new TcpListener(serverIp, portNo);
}
try
{
_server.Start();
RhinoApp.WriteLine("VS Code Listener Started...");
}
catch (Exception err)
{
RhinoApp.WriteLine(err.ToString());
}
while (true)
{
// incoming client connected
TcpClient client;
try
{
client = _server.AcceptTcpClient();
}
catch (Exception serverException)
{
return;
}
// get the incoming data through a network stream
NetworkStream nwStream = client.GetStream();
byte[] buffer = new byte[client.ReceiveBufferSize];
// read incoming stream
int bytesRead = nwStream.Read(buffer, 0, client.ReceiveBufferSize);
// convert the data received into a string
StringBuilder msg = new StringBuilder();
// parse the buffer into msg
foreach (var b in buffer)
{
if (b.Equals(00))
{
break;
}
msg.Append(Convert.ToChar(b).ToString());
}
// parse the received message into C# Object
string msgString = msg.ToString();
msgString = Regex.Split(msgString, "}")[0] + "}";
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(msgString));
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(msgObject));
msgObject msgObj;
try
{
msgObj = ser.ReadObject(ms) as msgObject;
}
catch (Exception ex)
{
RhinoApp.WriteLine("Received invalid data, please try again.");
return;
}
ms.Close();
// invoke the main task in the main thread
Application.Current.Dispatcher.Invoke(() =>
{
// create python script runner
PythonScript myScript = PythonScript.Create();
// redirect output to _output field
myScript.Output = PrintToVSCode;
FeedbackSender feedbackSender = new FeedbackSender(nwStream);
GotCodeFeekBack += feedbackSender.OnGotCodeFeedBack;
// if flagged reset, then reset the script engine.
if (msgObj.reset)
{
ResetScriptEngine.ResetEngine();
}
// if it is not a temp folder, add the folder to python library path
if (!msgObj.temp)
{
string pythonFilePath = Path.GetDirectoryName(msgObj.filename);
string code = string.Format("import sys\nimport os\nif \"{0}\" not in sys.path: sys.path.append(\"{0}\")", pythonFilePath);
try
{
myScript.ExecuteScript(code);
}
catch (Exception exception)
{
PrintToVSCode(exception.Message);
}
}
// determines if run actual script
if (msgObj.run)
{
uint sn = _idoc.BeginUndoRecord("VS Code execution");
var sn_start = RhinoObject.NextRuntimeSerialNumber;
try
{
if (msgObj.minimize)
{
Utils.MinimizeVSCodeWindow();
}
myScript.ExecuteFile(msgObj.filename);
}
catch (Exception ex)
{
// get the exception message
var error = myScript.GetStackTraceFromException(ex);
string message = ex.Message + "\n" + error;
// send exception msg back to VS Code
PrintToVSCode(message);
}
finally
{
CloseConnection(nwStream);
_idoc.EndUndoRecord(sn);
if (msgObj.minimize)
{
Utils.RestoreVSCodeWindow();
}
// fix the rs.Prompt bug
RhinoApp.SetCommandPrompt("Command");
// select created objects
var sn_end = RhinoObject.NextRuntimeSerialNumber;
if (sn_end > sn_start)
{
for (var i = sn_start; i < sn_end; i++)
{
var obj = _idoc.Objects.Find(i);
if (null != obj)
{
obj.Select(true);
}
}
}
// enable the view
_idoc.Views.RedrawEnabled = true;
}
}
else
{
CloseConnection(nwStream);
}
});
}
}
