From 19e202d5e1e107de9ac9bc110422187b8c6899ce Mon Sep 17 00:00:00 2001
From: LukePulverenti Luke Pulverenti luke pulverenti
 <LukePulverenti Luke Pulverenti luke.pulverenti@gmail.com>
Date: Tue, 18 Sep 2012 18:50:26 -0400
Subject: Added http server support for etags

---
 MediaBrowser.Api/HttpHandlers/ImageHandler.cs | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'MediaBrowser.Api/HttpHandlers/ImageHandler.cs')

diff --git a/MediaBrowser.Api/HttpHandlers/ImageHandler.cs b/MediaBrowser.Api/HttpHandlers/ImageHandler.cs
index c168569cd..d3aaf27ff 100644
--- a/MediaBrowser.Api/HttpHandlers/ImageHandler.cs
+++ b/MediaBrowser.Api/HttpHandlers/ImageHandler.cs
@@ -137,6 +137,23 @@ namespace MediaBrowser.Api.HttpHandlers
             return date;
         }
 
+        protected override async Task<string> GetETag()
+        {
+            string tag = string.Empty;
+
+            var entity = await GetSourceEntity().ConfigureAwait(false);
+
+            foreach (var processor in Kernel.Instance.ImageProcessors)
+            {
+                if (processor.IsConfiguredToProcess(entity, ImageType, ImageIndex))
+                {
+                    tag += processor.ProcessingConfigurationDateLastModifiedUtc.Ticks.ToString();
+                }
+            }
+
+            return tag;
+        }
+
         private int ImageIndex
         {
             get
-- 
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