From 5f7e392c7cc9410262dfb3333d9b60f6ff26eb79 Mon Sep 17 00:00:00 2001
From: Mic Bowman
Date: Tue, 10 Jan 2012 16:26:01 -0800
Subject: Add a check to see if an asset exists before recreating it while
 loading an archive. This does add an extra roundtrip to the asset server if
 loading new assets but it protects against overwriting (and potentially
 corrupting) existing assets.

---
 OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs b/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
index 587d260..edc5ba4 100644
--- a/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
+++ b/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
@@ -404,6 +404,12 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             string extension = filename.Substring(i);
             string uuid = filename.Remove(filename.Length - extension.Length);
 
+            if (m_scene.AssetService.GetMetadata(uuid) != null)
+            {
+                // m_log.DebugFormat("[ARCHIVER]: found existing asset {0}",uuid);
+                return true;
+            }
+
             if (ArchiveConstants.EXTENSION_TO_ASSET_TYPE.ContainsKey(extension))
             {
                 sbyte assetType = ArchiveConstants.EXTENSION_TO_ASSET_TYPE[extension];
-- 
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