From 52ec22612593f2f36f66e3b3963d001c8f738a03 Mon Sep 17 00:00:00 2001
From: Sebastien Ros <sebastien.ros@microsoft.com>
Date: Mon, 28 Apr 2014 13:20:42 -0700
Subject: [PATCH] Disable public caching when querystring is present

---
 .../Modules/Orchard.OutputCache/Filters/OutputCacheFilter.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Orchard.Web/Modules/Orchard.OutputCache/Filters/OutputCacheFilter.cs b/src/Orchard.Web/Modules/Orchard.OutputCache/Filters/OutputCacheFilter.cs
index dea8cec14..f33d89a6a 100644
--- a/src/Orchard.Web/Modules/Orchard.OutputCache/Filters/OutputCacheFilter.cs
+++ b/src/Orchard.Web/Modules/Orchard.OutputCache/Filters/OutputCacheFilter.cs
@@ -228,6 +228,11 @@ namespace Orchard.OutputCache.Filters {
                 }
             }
 
+            // don't enable public caching for requests with query string 
+            if (queryString.AllKeys.Any()) {
+                _maxAge = 0;
+            }
+
             // compute the cache key
             _cacheKey = ComputeCacheKey(filterContext, parameters);