From 17d01636ae8a8054dc1fc043315f4fb2f4d53187 Mon Sep 17 00:00:00 2001
From: LukePulverenti <luke.pulverenti@gmail.com>
Date: Tue, 12 Mar 2013 23:57:54 -0400
Subject: #41 - Support Http Head requests

---
 .../HttpServer/RangeRequestWriter.cs               | 23 ++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

(limited to 'MediaBrowser.Server.Implementations/HttpServer/RangeRequestWriter.cs')

diff --git a/MediaBrowser.Server.Implementations/HttpServer/RangeRequestWriter.cs b/MediaBrowser.Server.Implementations/HttpServer/RangeRequestWriter.cs
index e5c4c9796..9981e5fe1 100644
--- a/MediaBrowser.Server.Implementations/HttpServer/RangeRequestWriter.cs
+++ b/MediaBrowser.Server.Implementations/HttpServer/RangeRequestWriter.cs
@@ -15,9 +15,10 @@ namespace MediaBrowser.Server.Implementations.HttpServer
         /// Gets or sets the source stream.
         /// </summary>
         /// <value>The source stream.</value>
-        public Stream SourceStream { get; set; }
-        public HttpListenerResponse Response { get; set; }
-        public NameValueCollection RequestHeaders { get; set; }
+        private Stream SourceStream { get; set; }
+        private HttpListenerResponse Response { get; set; }
+        private NameValueCollection RequestHeaders { get; set; }
+        private bool IsHeadRequest { get; set; }
 
         /// <summary>
         /// Initializes a new instance of the <see cref="StreamWriter" /> class.
@@ -25,11 +26,13 @@ namespace MediaBrowser.Server.Implementations.HttpServer
         /// <param name="requestHeaders">The request headers.</param>
         /// <param name="response">The response.</param>
         /// <param name="source">The source.</param>
-        public RangeRequestWriter(NameValueCollection requestHeaders, HttpListenerResponse response, Stream source)
+        /// <param name="isHeadRequest">if set to <c>true</c> [is head request].</param>
+        public RangeRequestWriter(NameValueCollection requestHeaders, HttpListenerResponse response, Stream source, bool isHeadRequest)
         {
             RequestHeaders = requestHeaders;
             Response = response;
             SourceStream = source;
+            IsHeadRequest = isHeadRequest;
         }
 
         /// <summary>
@@ -132,6 +135,12 @@ namespace MediaBrowser.Server.Implementations.HttpServer
             Response.ContentLength64 = rangeLength;
             Response.Headers["Content-Range"] = string.Format("bytes {0}-{1}/{2}", rangeStart, rangeEnd, totalContentLength);
 
+            // Headers only
+            if (IsHeadRequest)
+            {
+                return Task.FromResult(true);
+            }
+
             if (rangeStart > 0)
             {
                 sourceStream.Position = rangeStart;
@@ -157,6 +166,12 @@ namespace MediaBrowser.Server.Implementations.HttpServer
             Response.ContentLength64 = rangeLength;
             Response.Headers["Content-Range"] = string.Format("bytes {0}-{1}/{2}", rangeStart, rangeEnd, totalContentLength);
 
+            // Headers only
+            if (IsHeadRequest)
+            {
+                return;
+            }
+
             sourceStream.Position = rangeStart;
 
             // Fast track to just copy the stream to the end
-- 
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