From 2a047eaab36d2d9d64ac6dcc55de4ac166ba32fb Mon Sep 17 00:00:00 2001
From: cmsilv <cmsilv@umich.edu>
Date: Thu, 18 Apr 2019 15:07:26 -0400
Subject: [PATCH] Fix issue where unable  to access files in App_data (#8180)

---
 src/Orchard/FileSystems/AppData/AppDataFolder.cs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/Orchard/FileSystems/AppData/AppDataFolder.cs b/src/Orchard/FileSystems/AppData/AppDataFolder.cs
index 1c47b1119..bfb4dac67 100644
--- a/src/Orchard/FileSystems/AppData/AppDataFolder.cs
+++ b/src/Orchard/FileSystems/AppData/AppDataFolder.cs
@@ -141,6 +141,12 @@ namespace Orchard.FileSystems.AppData {
             // move to destination
             // will throw exception if destination exists
             File.Move(tempPath, path);
+            
+            // Modify file's access control to inherit permissions from parent directory. When files are moved they do not inherit
+            // permissions from the parent directory by default
+            System.Security.AccessControl.FileSecurity fileSecurity = File.GetAccessControl(path);
+            fileSecurity.SetAccessRuleProtection(false, false);
+            File.SetAccessControl(path, fileSecurity);
         }
 
         public Stream CreateFile(string path) {
@@ -219,4 +225,4 @@ namespace Orchard.FileSystems.AppData {
             return CombineToPhysicalPath(path);
         }
     }
-}
\ No newline at end of file
+}