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Copy pathSocket.cs
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458 lines (383 loc) · 13.7 KB
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using Newtonsoft.Json.Linq;
using Socket.IO.NET35.Collections;
using Socket.IO.NET35.Logging;
using Socket.IO.NET35.Tasks;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using SOCKETNET35 = Socket.IO.NET35;
namespace Socket.IO.NET35
{
public class Socket : Emitter
{
public static readonly string EVENT_CONNECT = "connect";
public static readonly string EVENT_DISCONNECT = "disconnect";
public static readonly string EVENT_ERROR = "error";
public static readonly string EVENT_MESSAGE = "message";
public static readonly string EVENT_CONNECT_ERROR = Manager.EVENT_CONNECT_ERROR;
public static readonly string EVENT_CONNECT_TIMEOUT = Manager.EVENT_CONNECT_TIMEOUT;
public static readonly string EVENT_RECONNECT = Manager.EVENT_RECONNECT;
public static readonly string EVENT_RECONNECT_ERROR = Manager.EVENT_RECONNECT_ERROR;
public static readonly string EVENT_RECONNECT_FAILED = Manager.EVENT_RECONNECT_FAILED;
public static readonly string EVENT_RECONNECT_ATTEMPT = Manager.EVENT_RECONNECT_ATTEMPT;
public static readonly string EVENT_RECONNECTING = Manager.EVENT_RECONNECTING;
private static readonly List<string> Events = new List<string>()
{
EVENT_CONNECT,
EVENT_CONNECT_ERROR,
EVENT_CONNECT_TIMEOUT,
EVENT_DISCONNECT,
EVENT_ERROR,
EVENT_RECONNECT,
EVENT_RECONNECT_ATTEMPT,
EVENT_RECONNECT_FAILED,
EVENT_RECONNECT_ERROR,
EVENT_RECONNECTING
};
public bool Connected;
//private bool Disconnected = true;
private int Ids;
private string Nsp;
private Manager _io;
private System.Collections.Concurrent.ConcurrentDictionary<int, IAck> Acks = new System.Collections.Concurrent.ConcurrentDictionary<int, IAck>();
private ConcurrentQueue<On.IHandle> Subs;
private ConcurrentQueue<List<object>> ReceiveBuffer = new ConcurrentQueue<List<object>>();
private ConcurrentQueue<Packet> SendBuffer = new ConcurrentQueue<Packet>();
private Queue<TaskWorker> TasksQueue;
public Socket(Manager io, string nsp)
{
_io = io;
Nsp = nsp;
this.SubEvents();
TasksQueue = new Queue<TaskWorker>();
}
private void SubEvents()
{
Manager io = _io;
Subs = new ConcurrentQueue<On.IHandle>();
Subs.Enqueue(SOCKETNET35.On.Create(io, Manager.EVENT_OPEN, new ListenerImpl(OnOpen)));
Subs.Enqueue(SOCKETNET35.On.Create(io, Manager.EVENT_PACKET, new ListenerImpl((data) => {
OnPacket((Packet)data);
})));
Subs.Enqueue(SOCKETNET35.On.Create(io, Manager.EVENT_CLOSE, new ListenerImpl((data) => OnClose((string)data))));
Subs.Enqueue(SOCKETNET35.On.Create(io, Manager.EVENT_CONNECT, new ListenerImpl((s) => {
})));
}
public Socket Open()
{
//Task.Factory.StartNew(() =>
//{
// if (!Connected)
// {
// _io.Open();
// if (_io.ReadyState == Manager.ReadyStateEnum.OPEN)
// {
// OnOpen();
// }
// }
//},
//CancellationToken.None,
//TaskCreationOptions.None,
//TaskScheduler.Default);
if (Subs.Count == 0)
{
// Registers the "sub" events if they are not
// used in a Connect-Disconnect-Connect cycle
SubEvents();
}
var task = new TaskWorker(null);
task.QueueWorker(
TasksQueue,
null,
(x, e) => {
if (!Connected)
{
_io.Open();
if (_io.ReadyState == Manager.ReadyStateEnum.OPEN)
{
OnOpen();
}
}
},
null,
null,
null
);
return this;
}
public Socket Connect()
{
return this.Open();
}
public Socket Send(params object[] args)
{
Emit(EVENT_MESSAGE, args);
return this;
}
public override Emitter Emit(string eventString, params object[] args)
{
var log = LogManager.GetLogger(GlobalHelper.CallerName());
if (Events.Contains(eventString))
{
base.Emit(eventString, args);
return this;
}
var _args = new List<object> { eventString };
_args.AddRange(args);
var jsonArgs = Packet.Args2JArray(_args);
var parserType = HasBinaryData.HasBinary(jsonArgs) ? Parser.BINARY_EVENT : Parser.EVENT;
var packet = new Packet(parserType, jsonArgs);
var lastArg = _args[_args.Count - 1];
if (lastArg is IAck)
{
log.Info(string.Format("emitting packet with ack id {0}", Ids));
Acks.TryAdd(Ids, (IAck)lastArg);
jsonArgs = Packet.Remove(jsonArgs, jsonArgs.Count - 1);
packet.Data = jsonArgs;
packet.Id = Ids++;
}
if (Connected)
{
log.Info(string.Format("Already connected for {0}... proceeding with packets", Ids));
PacketProcess(packet);
}
else
{
log.Info(string.Format("NOT connected for {0}... adding packet to queue", Ids));
SendBuffer.Enqueue(packet);
}
return this;
}
public Emitter Emit(string eventString, IAck ack, params object[] args)
{
var log = LogManager.GetLogger(GlobalHelper.CallerName());
var _args = new List<object> { eventString };
if (args != null)
{
_args.AddRange(args);
}
var jarray = new JArray(_args);
var packet = new Packet(Parser.EVENT, jarray);
log.Info(string.Format("emitting packet with ack id {0}", Ids));
Acks.TryAdd(Ids, ack);
packet.Id = Ids++;
PacketProcess(packet);
return this;
}
public Emitter Emit(string eventString, Action ack, params object[] args)
{
return Emit(eventString, new AckImpl(ack), args);
}
public Emitter Emit(string eventString, Action<object> ack, params object[] args)
{
return Emit(eventString, new AckImpl(ack), args);
}
public Emitter Emit(string eventString, Action<object, object> ack, params object[] args)
{
return Emit(eventString, new AckImpl(ack), args);
}
public Emitter Emit(string eventString, Action<object, object, object> ack, params object[] args)
{
return Emit(eventString, new AckImpl(ack), args);
}
public void PacketProcess(Packet packet)
{
packet.Nsp = Nsp;
_io.Packet(packet);
}
private void OnOpen()
{
var log = LogManager.GetLogger(GlobalHelper.CallerName());
log.Info(string.Format("Socket OnOpen {0}", Nsp));
if (Nsp != "/")
{
PacketProcess(new Packet(Parser.CONNECT));
}
}
private void OnClose(string reason)
{
var log = LogManager.GetLogger(GlobalHelper.CallerName());
log.Info(string.Format("close ({0})", reason));
Connected = false;
Emit(EVENT_DISCONNECT, reason);
}
private void OnPacket(Packet packet)
{
var log = LogManager.GetLogger(GlobalHelper.CallerName());
log.Info(string.Format("Packet data: {0} {1} {2}", packet.Id, packet.Type, packet.Data.ToString()));
if (Nsp != packet.Nsp)
{
return;
}
switch (packet.Type)
{
case Parser.CONNECT:
this.OnConnect();
break;
case Parser.EVENT:
this.OnEvent(packet);
break;
case Parser.BINARY_EVENT:
this.OnEvent(packet);
break;
case Parser.ACK:
this.OnAck(packet);
break;
case Parser.BINARY_ACK:
this.OnAck(packet);
break;
case Parser.DISCONNECT:
this.OnDisconnect();
break;
case Parser.ERROR:
this.Emit(EVENT_ERROR, packet.Data);
break;
}
}
private void OnEvent(Packet packet)
{
var log = LogManager.GetLogger(GlobalHelper.CallerName());
//var jarr =(string) ((JValue) packet.Data).Value;
//var job = JToken.Parse(jarr);
//var arr = job.ToArray();
//var args = job.Select(token => token.Value<string>()).Cast<object>().ToList();
var args = packet.GetDataAsList();
log.Info(string.Format("emitting event {0}", args));
if (packet.Id >= 0)
{
log.Info("attaching ack callback to event");
args.Add(new AckImp(this, packet.Id));
}
if (Connected)
{
var eventString = (string)args[0];
args.Remove(args[0]);
base.Emit(eventString, args.ToArray());
}
else
{
ReceiveBuffer.Enqueue(args);
}
}
private class AckImp : IAck
{
private Socket socket;
private int Id;
private readonly bool[] sent = new[] { false };
public AckImp(Socket socket, int id)
{
this.socket = socket;
this.Id = id;
}
public void Call(params object[] args)
{
if (sent[0])
{
return;
}
sent[0] = true;
var log = LogManager.GetLogger(GlobalHelper.CallerName());
var jsonArgs = Packet.Args2JArray(args);
log.Info(string.Format("sending ack {0}", args.Length != 0 ? jsonArgs.ToString() : "null"));
var parserType = HasBinaryData.HasBinary(args) ? Parser.BINARY_ACK : Parser.ACK;
var packet = new Packet(parserType, jsonArgs);
packet.Id = Id;
socket.PacketProcess(packet);
}
}
private void OnAck(Packet packet)
{
var log = LogManager.GetLogger(GlobalHelper.CallerName());
log.Info(string.Format("calling ack {0} with {1}", packet.Id, packet.Data));
var fn = Acks[packet.Id];
IAck outRef;
Acks.TryRemove(packet.Id, out outRef);
var args = packet.GetDataAsList();
fn.Call(args.ToArray());
}
private void OnConnect()
{
Connected = true;
//Disconnected = false;
Emit(EVENT_CONNECT);
EmitBuffered();
}
private void EmitBuffered()
{
while (ReceiveBuffer.Count > 0)
{
List<object> data;
ReceiveBuffer.TryDequeue(out data);
var eventString = (string)data[0];
base.Emit(eventString, data.ToArray());
}
ReceiveBuffer.Clear();
while (SendBuffer.Count > 0)
{
Packet packet;
SendBuffer.TryDequeue(out packet);
PacketProcess(packet);
}
SendBuffer.Clear();
}
private void OnDisconnect()
{
var log = LogManager.GetLogger(GlobalHelper.CallerName());
log.Info(string.Format("server disconnect ({0})", this.Nsp));
Destroy();
OnClose("io server disconnect");
}
private void Destroy()
{
foreach (var sub in Subs.GetEnumerator())
{
sub.Destroy();
}
Subs.Clear();
_io.Destroy(this);
}
public Socket Close()
{
if (!Connected)
{
return this;
}
var log = LogManager.GetLogger(GlobalHelper.CallerName());
log.Info(string.Format("performing disconnect ({0})", Nsp));
PacketProcess(new Packet(Parser.DISCONNECT));
Destroy();
OnClose("io client disconnect");
return this;
}
public Socket Disconnect()
{
return this.Close();
}
public Manager Io()
{
return _io;
}
private static IEnumerable<object> ToArray(JArray array)
{
int length = array.Count;
var data = new object[length];
for (int i = 0; i < length; i++)
{
object v;
try
{
v = array[i];
}
catch (Exception)
{
v = null;
}
data[i] = v;
}
return data;
}
}
}