imported signalr 1.1.3 into NzbDrone.

src/Microsoft.AspNet.SignalR.Core/Hubs/SignalProxy.cs

@@ -0,0 +1,63 @@
+// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.md in the project root for license information.
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.Dynamic;
+using System.Threading.Tasks;
+using Microsoft.AspNet.SignalR.Infrastructure;
+
+namespace Microsoft.AspNet.SignalR.Hubs
+{
+    public abstract class SignalProxy : DynamicObject, IClientProxy
+    {
+        private readonly IList<string> _exclude;
+        private readonly string _prefix;
+
+        protected SignalProxy(Func<string, ClientHubInvocation, IList<string>, Task> send, string signal, string hubName, string prefix, IList<string> exclude)
+        {
+            Send = send;
+            Signal = signal;
+            HubName = hubName;
+            _prefix = prefix;
+            _exclude = exclude;
+        }
+
+        protected Func<string, ClientHubInvocation, IList<string>, Task> Send { get; private set; }
+        protected string Signal { get; private set; }
+        protected string HubName { get; private set; }
+
+        public override bool TryGetMember(GetMemberBinder binder, out object result)
+        {
+            result = null;
+            return false;
+        }
+
+        [SuppressMessage("Microsoft.Design", "CA1062:Validate arguments of public methods", MessageId = "0", Justification = "The compiler generates calls to invoke this")]
+        public override bool TryInvokeMember(InvokeMemberBinder binder, object[] args, out object result)
+        {
+            result = Invoke(binder.Name, args);
+            return true;
+        }
+
+        public Task Invoke(string method, params object[] args)
+        {
+            var invocation = GetInvocationData(method, args);
+
+            string signal = _prefix + HubName + "." + Signal;
+
+            return Send(signal, invocation, _exclude);
+        }
+
+        protected virtual ClientHubInvocation GetInvocationData(string method, object[] args)
+        {
+            return new ClientHubInvocation
+            {
+                Hub = HubName,
+                Method = method,
+                Args = args,
+                Target = Signal
+            };
+        }
+    }
+}