From 70d3b9aecaf5bf2447b43a1359c631eb60ca66aa Mon Sep 17 00:00:00 2001
From: Tom Grimshaw
Date: Sat, 26 Jun 2010 11:14:58 -0700
Subject: Add a DeleteAllSceneObjects(bool exceptNoCopy) method to allow 
 NoCopy objects to be retained when the scene is cleared.

---
 OpenSim/Region/Framework/Scenes/Scene.cs | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'OpenSim/Region')

diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index dc58d84..c596baa 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -2183,6 +2183,14 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public void DeleteAllSceneObjects()
         {
+            DeleteAllSceneObjects(false);
+        }
+
+        /// <summary>
+        /// Delete every object from the scene.  This does not include attachments worn by avatars.
+        /// </summary>
+        public void DeleteAllSceneObjects(bool exceptNoCopy)
+        {
             lock (Entities)
             {
                 ICollection<EntityBase> entities = new List<EntityBase>(Entities);
@@ -2192,8 +2200,13 @@ namespace OpenSim.Region.Framework.Scenes
                     if (e is SceneObjectGroup)
                     {
                         SceneObjectGroup sog = (SceneObjectGroup)e;
-                        if (!sog.IsAttachment)
-                            DeleteSceneObject((SceneObjectGroup)e, false);
+                        if (sog != null && !sog.IsAttachment)
+                        {
+                            if (!exceptNoCopy || ((sog.GetEffectivePermissions() & (uint)PermissionMask.Copy) != 0))
+                            {
+                                DeleteSceneObject((SceneObjectGroup)e, false);
+                            }
+                        }
                     }
                 }
             }
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