Add MarketDataServer

MarketDataServer/Handlers/CustomHeaderHandler.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Net.Http;
+
+namespace MarketDataServer.Handlers
+{
+  public class CustomHeaderHandler : DelegatingHandler
+  {
+      protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, System.Threading.CancellationToken cancellationToken)
+      {
+      return base.SendAsync(request, cancellationToken)
+          .ContinueWith((task) =>
+          {
+              HttpResponseMessage response = task.Result;
+              response.Headers.Add("Access-Control-Allow-Origin", "*");
+              //response.Headers.Add("Access-Control-Allow-Credentials", "true");
+              //response.Headers.Add("Access-Control-Allow-Methods", "OPTIONS, GET, POST");
+              //response.Headers.Add("Access-Control-Allow-Headers", "Content-Type, Depth, User-Agent, X-File-Size, X-Requested-With, If-Modified-Since, X-File-Name, Cache-Control");
+              return response;
+          });
+      }
+  }
+}