/// <summary>
/// Tries to connect to the BoxServer
/// </summary>
/// <param name="ProcessErrors">Specifies whether to process errors and display them to the user</param>
/// <returns>True if succesful</returns>
public bool Connect(bool ProcessErrors)
{
try
{
var ConnectionString = string.Format(
"tcp://{0}:{1}/BoxRemote",
Pandora.Profile.Server.Address,
Pandora.Profile.Server.Port);
m_Remote = Activator.GetObject(typeof(BoxRemote), ConnectionString) as BoxRemote;
// Perform Login
BoxMessage msg = new LoginMessage();
msg.Username = Pandora.Profile.Server.Username;
msg.Password = Pandora.Profile.Server.Password;
var data = msg.Compress();
string outType = null;
var result = m_Remote.PerformRemoteRequest(msg.GetType().FullName, data, out outType);
if (result == null)
{
MessageBox.Show(Pandora.Localization.TextProvider["Errors.ServerError"]);
Connected = false;
return(false);
}
var t = Type.GetType(outType);
var outcome = BoxMessage.Decompress(result, t);
if (ProcessErrors)
{
if (!CheckErrors(outcome))
{
Connected = false;
return(false);
}
}
if (outcome is LoginSuccess)
{
Connected = true;
return(true);
}
Connected = false;
return(false);
}
catch (Exception err)
{
Pandora.Log.WriteError(err, "Connection failed to box server");
Connected = false;
}
return(false);
}
/// <summary>
/// Handles incoming messages
/// </summary>
/// <param name="typeName">The name of the type of the message</param>
/// <param name="data">The byte array representing the message</param>
/// <param name="answerType">Will hold the name of the type of the answer message</param>
/// <returns>A stream of bytes</returns>
private byte[] BoxRemote_OnMessage(string typeName, byte[] data, out string answerType)
{
answerType = null;
BoxMessage inMsg = null;
BoxMessage outMsg = null;
Type type = Type.GetType(typeName);
if (type != null)
{
inMsg = BoxMessage.Decompress(data, type);
if (inMsg != null)
{
// Authenticate
AuthenticationResult auth = Authentication.Authenticate(inMsg);
if (auth == AuthenticationResult.Success)
{
// Perform message
outMsg = inMsg.Perform();
}
else
{
// Return authentication error
outMsg = new LoginError(auth);
}
}
else
{
// Send generic server error
outMsg = new ErrorMessage("An error occurred when decompressing the incoming message.");
}
}
else
{
outMsg = new FeatureNotSupported();
}
if (outMsg != null)
{
answerType = outMsg.GetType().FullName;
return(outMsg.Compress());
}
else
{
// Actions that don't require an answer
answerType = null;
return(null);
}
}
/// <summary>
/// Sends a message to the server. Processes errors too.
/// </summary>
/// <param name="msg">The message to send to the server</param>
/// <returns>A BoxMessage if there is one</returns>
public BoxMessage ProcessMessage(BoxMessage msg)
{
BoxMessage outcome = null;
if (!Connected)
{
Connect();
}
if (!Connected)
{
return(null);
}
var data = msg.Compress();
string outType = null;
try
{
var result = m_Remote.PerformRemoteRequest(msg.GetType().FullName, data, out outType);
if (result == null)
{
return(null);
}
var t = Type.GetType(outType);
outcome = BoxMessage.Decompress(result, t);
if (!CheckErrors(outcome))
{
outcome = null;
}
}
catch (Exception err)
{
Pandora.Log.WriteError(err, "Error when processing a BoxMessage of type: {0}", msg.GetType().FullName);
MessageBox.Show(Pandora.Localization.TextProvider["Errors.ConnectionLost"]);
Connected = false;
outcome = null;
}
return(outcome);
}
