Merge pull request #3508 from BaronGreenback/nullable

Part 1: nullable Emby.DLNA

MediaBrowser.Common/Extensions/HttpContextExtensions.cs

@@ -0,0 +1,33 @@
+using MediaBrowser.Model.Services;
+using Microsoft.AspNetCore.Http;
+
+namespace MediaBrowser.Common.Extensions
+{
+    /// <summary>
+    /// Static class containing extension methods for <see cref="HttpContext"/>.
+    /// </summary>
+    public static class HttpContextExtensions
+    {
+        private const string ServiceStackRequest = "ServiceStackRequest";
+
+        /// <summary>
+        /// Set the ServiceStack request.
+        /// </summary>
+        /// <param name="httpContext">The HttpContext instance.</param>
+        /// <param name="request">The service stack request instance.</param>
+        public static void SetServiceStackRequest(this HttpContext httpContext, IRequest request)
+        {
+            httpContext.Items[ServiceStackRequest] = request;
+        }
+
+        /// <summary>
+        /// Get the ServiceStack request.
+        /// </summary>
+        /// <param name="httpContext">The HttpContext instance.</param>
+        /// <returns>The service stack request instance.</returns>
+        public static IRequest GetServiceStackRequest(this HttpContext httpContext)
+        {
+            return (IRequest)httpContext.Items[ServiceStackRequest];
+        }
+    }
+}