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1 using System;
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2 using System.Text;
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3 using Common.Messages;
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4 using GalaSoft.MvvmLight.Messaging;
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5
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6 namespace Server.Listeners
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7 {
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8 public class ZeroMqListener : IListener
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9 {
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10 public bool IsListening { get; set; }
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11 private readonly string _zeroMqAddress;
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12 public ZeroMqListener(string zeroMqAddress)
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13 {
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14 _zeroMqAddress = zeroMqAddress;
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15 }
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16
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17 public void Start()
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18 {
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19 if (IsListening) return;
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20
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21 Messenger.Default.Send(new ZeroMqLogMessage() { Body = "Opening listener" });
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22 IsListening = true;
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23
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24 try
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25 {
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26 using (var ctx = new ZMQ.Context(1))
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27 {
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28
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29 var socket = ctx.Socket(ZMQ.REP);
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30 socket.Bind(_zeroMqAddress);
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31
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32 while (IsListening)
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33 {
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34 byte[] message;
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35 socket.Recv(out message);
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36 Messenger.Default.Send(new ZeroMqClientMessage());
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37
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38 socket.Send(Encoding.ASCII.GetBytes(""));
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39 }
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40 }
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41 }
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42 catch (Exception e)
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43 {
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44 Messenger.Default.Send(new ZeroMqLogMessage() { Body = e.Message });
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45 }
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46 }
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47
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48 public void Stop()
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49 {
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50 if (!IsListening) return;
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51 IsListening = false;
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52 Messenger.Default.Send(new ZeroMqLogMessage() { Body = "Listener closed." });
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53 }
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54 }
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55 }
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