4 files changed, 30 insertions, 23 deletions

diff --git a/OpenSim/Framework/PermissionsUtil.cs b/OpenSim/Framework/PermissionsUtil.cs
index a7f933c..39ccaba 100644
--- a/OpenSim/Framework/PermissionsUtil.cs
+++ b/OpenSim/Framework/PermissionsUtil.cs
@@ -65,9 +65,9 @@ namespace OpenSim.Framework
             return str;
         }
 
-        public static void ApplyFoldedPermissions(uint source, ref uint target)
+        public static void ApplyFoldedPermissions(uint foldedSourcePerms, ref uint targetPerms)
         {
-            uint folded = source & (uint)PermissionMask.FoldedMask;
+            uint folded = foldedSourcePerms & (uint)PermissionMask.FoldedMask;
             if(folded == 0) // invalid we need to ignore
                 return; 
 
@@ -75,15 +75,15 @@ namespace OpenSim.Framework
             folded &= (uint)PermissionMask.UnfoldedMask; // not really necessary but well
             folded |= ~(uint)PermissionMask.UnfoldedMask;
 
-            uint tmp = target;
+            uint tmp = targetPerms;
             tmp &= folded;
-            target = tmp;
+            targetPerms = tmp;
         }
 
         // do not touch MOD
-        public static void ApplyNoModFoldedPermissions(uint source, ref uint target)
+        public static void ApplyNoModFoldedPermissions(uint foldedSourcePerms, ref uint target)
         {
-            uint folded = source & (uint)PermissionMask.FoldedMask;
+            uint folded = foldedSourcePerms & (uint)PermissionMask.FoldedMask;
             if(folded == 0) // invalid we need to ignore
                 return; 
 
@@ -96,5 +96,21 @@ namespace OpenSim.Framework
             target = tmp;
         }
 
+        public static uint FixAndFoldPermissions(uint perms)
+        {
+            uint tmp = perms;
+
+            // C & T rule
+            if((tmp & (uint)(PermissionMask.Copy | PermissionMask.Transfer)) == 0)
+                tmp |= (uint)PermissionMask.Transfer;
+
+            // unlock
+            tmp |= (uint)PermissionMask.Move;
+
+            tmp &= ~(uint)PermissionMask.FoldedMask;
+            tmp |= ((tmp >> (int)PermissionMask.FoldingShift) & (uint)PermissionMask.FoldedMask);
+
+            return tmp;
+        }
     }
 }
diff --git a/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs b/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
index bce0610..d4f9c16 100644
--- a/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
@@ -594,16 +594,7 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                 uint basePerms = effectivePerms & so.RootPart.NextOwnerMask;
                 
                 // rebuild folded perms since we don't have then on inworld objects
-                // possible existent ones where already unfolded
-
-                if((basePerms & (uint)PermissionMask.Copy) == 0)
-                    basePerms |= (uint)PermissionMask.Transfer;
-
-                // unlock
-                basePerms |= (uint)PermissionMask.Move;
-
-                basePerms &= ~(uint)PermissionMask.FoldedMask;
-                basePerms |= ((basePerms >> (int)PermissionMask.FoldingShift) & (uint)PermissionMask.FoldedMask);
+                basePerms = PermissionsUtil.FixAndFoldPermissions(basePerms);
                
                 item.BasePermissions = basePerms;               
                 item.CurrentPermissions = item.BasePermissions;
@@ -1146,9 +1137,7 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                             if ((item.BasePermissions & (uint)PermissionMask.FoldedMask) != 0)
                             {
                                 // We have permissions stored there so use them
-                                part.NextOwnerMask = ((item.BasePermissions & 7) << 13);
-                                if ((item.BasePermissions & (uint)PermissionMask.FoldedExport) != 0)
-                                    part.NextOwnerMask |= (uint)PermissionMask.Export;
+                                part.NextOwnerMask = ((item.BasePermissions & (uint)PermissionMask.FoldedMask) << (int)PermissionMask.FoldingShift);
                                 part.NextOwnerMask |= (uint)PermissionMask.Move;
                             }
                             else
diff --git a/OpenSim/Region/CoreModules/World/Objects/BuySell/BuySellModule.cs b/OpenSim/Region/CoreModules/World/Objects/BuySell/BuySellModule.cs
index 84f33d1..af53aa3 100644
--- a/OpenSim/Region/CoreModules/World/Objects/BuySell/BuySellModule.cs
+++ b/OpenSim/Region/CoreModules/World/Objects/BuySell/BuySellModule.cs
@@ -210,9 +210,9 @@ namespace OpenSim.Region.CoreModules.World.Objects.BuySell
                
                 PermissionsUtil.ApplyFoldedPermissions(perms, ref perms);
 
-                item.BasePermissions = perms & part.NextOwnerMask;
+                perms &=  part.NextOwnerMask;
 
-// we need to rebuild folded here
+                item.BasePermissions = PermissionsUtil.FixAndFoldPermissions(perms);
 
                 item.CurrentPermissions = item.BasePermissions;
                 item.NextPermissions = part.NextOwnerMask;
diff --git a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
index 5e19a8a..0549571 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
@@ -1272,14 +1272,16 @@ namespace OpenSim.Region.Framework.Scenes
                 {
                     uint perms = agentItem.BasePermissions;
                     PermissionsUtil.ApplyFoldedPermissions(taskItem.CurrentPermissions, ref perms );
-                    agentItem.BasePermissions = perms;
+//                    perms |= (uint)PermissionMask.Move;
+//                    agentItem.BasePermissions = perms;
+                    agentItem.BasePermissions = PermissionsUtil.FixAndFoldPermissions(perms);
                 }
                 else
                     agentItem.BasePermissions &= taskItem.CurrentPermissions;
 
                 // always unlock
                 agentItem.BasePermissions |= (uint)PermissionMask.Move;
-                           
+                            
                 agentItem.CurrentPermissions = agentItem.BasePermissions;
 
                 agentItem.Flags |= (uint)InventoryItemFlags.ObjectSlamPerm;