From 55a53cfab7e0dcb320f4fe3f4e4273dafe236305 Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Sat, 1 Oct 2016 22:09:33 -0400
Subject: [PATCH] add expires response header

---
 .../HttpServer/HttpResultFactory.cs                       | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/MediaBrowser.Server.Implementations/HttpServer/HttpResultFactory.cs b/MediaBrowser.Server.Implementations/HttpServer/HttpResultFactory.cs
index c55e98388e..04085d3c7e 100644
--- a/MediaBrowser.Server.Implementations/HttpServer/HttpResultFactory.cs
+++ b/MediaBrowser.Server.Implementations/HttpServer/HttpResultFactory.cs
@@ -93,12 +93,14 @@ namespace MediaBrowser.Server.Implementations.HttpServer
                     }
                 }
             }
-
-            if (responseHeaders != null)
+            if (responseHeaders == null)
             {
-                AddResponseHeaders(result, responseHeaders);
+                responseHeaders = new Dictionary<string, string>();
             }
 
+            responseHeaders["Expires"] = "-1";
+            AddResponseHeaders(result, responseHeaders);
+
             return result;
         }