public static EventMessage Deserialize(string rawMessage)
{
EventMessage evtMsg = new EventMessage();
// '5:' [message id ('+')] ':' [message endpoint] ':' [json encoded event]
// 5:1::{"a":"b"}
evtMsg.RawMessage = rawMessage;
try
{
string[] args = rawMessage.Split(SPLITCHARS, 4); // limit the number of pieces
if (args.Length == 4)
{
int id;
if (int.TryParse(args[1], out id))
evtMsg.AckId = id;
evtMsg.Endpoint = args[2];
evtMsg.MessageText = args[3];
if (!string.IsNullOrEmpty(evtMsg.MessageText) &&
evtMsg.MessageText.Contains("name") &&
evtMsg.MessageText.Contains("args"))
{
evtMsg.Json = JsonEncodedEventMessage.Deserialize(evtMsg.MessageText);
evtMsg.Event = evtMsg.Json.Name;
}
else
evtMsg.Json = new JsonEncodedEventMessage();
}
}
catch (Exception ex)
{
Trace.WriteLine(ex);
}
return evtMsg;
}
/// <summary>
/// <para>Asynchronously sends payload using eventName</para>
/// <para>payload must a string or Json Serializable</para>
/// <para>Mimicks Socket.IO client 'socket.emit('name',payload);' pattern</para>
/// <para>Do not use the reserved socket.io event names: connect, disconnect, open, close, error, retry, reconnect</para>
/// </summary>
/// <param name="eventName"></param>
/// <param name="payload">must be a string or a Json Serializable object</param>
/// <remarks>ArgumentOutOfRangeException will be thrown on reserved event names</remarks>
public void Emit(string eventName, dynamic payload, string endPoint = "", Action<dynamic> callback = null)
{
string lceventName = eventName.ToLower();
IMessage msg = null;
switch (lceventName)
{
case "message":
if (payload is string)
msg = new TextMessage() { MessageText = payload };
else
msg = new JSONMessage(payload);
this.Send(msg);
break;
case "connect":
case "disconnect":
case "open":
case "close":
case "error":
case "retry":
case "reconnect":
throw new System.ArgumentOutOfRangeException(eventName, "Event name is reserved by socket.io, and cannot be used by clients or servers with this message type");
default:
if (!string.IsNullOrWhiteSpace(endPoint) && !endPoint.StartsWith("/"))
endPoint = "/" + endPoint;
msg = new EventMessage(eventName, payload, endPoint, callback);
if (callback != null)
this.registrationManager.AddCallBack(msg);
this.Send(msg);
break;
}
}
