2 files changed, 150 insertions, 11 deletions

diff --git a/OpenSim/Region/Environment/Scenes/Scene.Inventory.cs b/OpenSim/Region/Environment/Scenes/Scene.Inventory.cs
index d47e068..e548f36 100644
--- a/OpenSim/Region/Environment/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Environment/Scenes/Scene.Inventory.cs
@@ -759,8 +759,11 @@ namespace OpenSim.Region.Environment.Scenes
                                            sbyte assetType,
                                            byte wearableType, uint nextOwnerMask, int creationDate)
         {
-//            m_log.DebugFormat("[AGENT INVENTORY]: Received request to create inventory item {0} in folder {1}", name, folderID);
+            m_log.DebugFormat("[AGENT INVENTORY]: Received request to create inventory item {0} in folder {1}", name, folderID);
 
+            if (!ExternalChecks.ExternalChecksCanCreateAvatarInventory(invType, remoteClient.AgentId))
+                return;
+                
             if (transactionID == UUID.Zero)
             {
                 CachedUserInfo userInfo
@@ -771,14 +774,16 @@ namespace OpenSim.Region.Environment.Scenes
                     ScenePresence presence;
                     TryGetAvatar(remoteClient.AgentId, out presence);
                     byte[] data = null;
+                    
                     if (invType == 3 && presence != null) // OpenMetaverse.asset.assettype.landmark = 3 - needs to be turned into an enum
                     {
-                        Vector3 pos=presence.AbsolutePosition;
-                        string strdata=String.Format("Landmark version 2\nregion_id {0}\nlocal_pos {1} {2} {3}\nregion_handle {4}\n",
+                        Vector3 pos = presence.AbsolutePosition;
+                        string strdata = String.Format(
+                            "Landmark version 2\nregion_id {0}\nlocal_pos {1} {2} {3}\nregion_handle {4}\n",
                             presence.Scene.RegionInfo.RegionID,
                             pos.X, pos.Y, pos.Z,
                             presence.RegionHandle);
-                        data=Encoding.ASCII.GetBytes(strdata);
+                        data = Encoding.ASCII.GetBytes(strdata);
                     }
 
                     AssetBase asset = CreateAsset(name, description, assetType, data);
@@ -1245,9 +1250,7 @@ namespace OpenSim.Region.Environment.Scenes
             if (part != null)
             {
                 if (!ExternalChecks.ExternalChecksCanEditObjectInventory(part.UUID, remoteClient.AgentId))
-                {
                     return;
-                }
 
                 TaskInventoryItem currentItem = part.GetInventoryItem(itemID);
 
@@ -1344,9 +1347,7 @@ namespace OpenSim.Region.Environment.Scenes
                         if (part != null)
                         {
                             if (!ExternalChecks.ExternalChecksCanEditObjectInventory(part.UUID, remoteClient.AgentId))
-                            {
                                 return;
-                            }
 
                             part.ParentGroup.AddInventoryItem(remoteClient, localID, item, copyID);
                             // TODO: switch to posting on_rez here when scripts
@@ -1573,7 +1574,6 @@ namespace OpenSim.Region.Environment.Scenes
                 //If they can take, they can delete!
                 permissionToDelete = permissionToTake;
             }
-
             else if (destination == 6) //Delete
             {
                 permissionToTake =
diff --git a/OpenSim/Region/Environment/Scenes/SceneExternalChecks.cs b/OpenSim/Region/Environment/Scenes/SceneExternalChecks.cs
index 0e018e8..cc627b0 100644
--- a/OpenSim/Region/Environment/Scenes/SceneExternalChecks.cs
+++ b/OpenSim/Region/Environment/Scenes/SceneExternalChecks.cs
@@ -1089,8 +1089,7 @@ namespace OpenSim.Region.Environment.Scenes
 
         /// <summary>
         /// Check whether the specified user is allowed to directly create the given inventory type in a prim's
-        /// inventory (e.g. the New Script button in the 1.21 Linden Lab client).  This permission check does not 
-        /// apply to existing items that are being dragged in to that prim's inventory.
+        /// inventory (e.g. the New Script button in the 1.21 Linden Lab client).
         /// </summary>
         /// <param name="invType"></param>
         /// <param name="objectID"></param>
@@ -1164,7 +1163,147 @@ namespace OpenSim.Region.Environment.Scenes
             
             return true;
         }
+        
+        public delegate bool CanCreateAvatarInventory(int invType, UUID userID);
+        private List<CanCreateAvatarInventory> CanCreateAvatarInventoryCheckFunctions 
+            = new List<CanCreateAvatarInventory>();
+        
+        public void addCheckCanCreateAvatarInventory(CanCreateAvatarInventory delegateFunc)
+        {
+            if (!CanCreateAvatarInventoryCheckFunctions.Contains(delegateFunc))
+                CanCreateAvatarInventoryCheckFunctions.Add(delegateFunc);
+        }
+
+        public void removeCheckCanCreateAvatarInventory(CanCreateAvatarInventory delegateFunc)
+        {
+            if (CanCreateAvatarInventoryCheckFunctions.Contains(delegateFunc))
+                CanCreateAvatarInventoryCheckFunctions.Remove(delegateFunc);
+        }
+
+        /// <summary>
+        /// Check whether the specified user is allowed to create the given inventory type in their inventory.
+        /// </summary>
+        /// <param name="invType"></param>
+        /// <param name="userID"></param>
+        /// <returns></returns>         
+        public bool ExternalChecksCanCreateAvatarInventory(int invType, UUID userID)
+        {
+            foreach (CanCreateAvatarInventory check in CanCreateAvatarInventoryCheckFunctions)
+            {
+                if (check(invType, userID) == false)
+                {
+                    return false;
+                }
+            }
+            
+            return true;
+        } 
+        
+        public delegate bool CanEditAvatarInventory(UUID itemID, UUID userID);
+        private List<CanEditAvatarInventory> CanEditAvatarInventoryCheckFunctions 
+            = new List<CanEditAvatarInventory>();
+        
+        public void addCheckCanEditAvatarInventory(CanEditAvatarInventory delegateFunc)
+        {
+            if (!CanEditAvatarInventoryCheckFunctions.Contains(delegateFunc))
+                CanEditAvatarInventoryCheckFunctions.Add(delegateFunc);
+        }
 
+        public void removeCheckCanEditAvatarInventory(CanEditAvatarInventory delegateFunc)
+        {
+            if (CanEditAvatarInventoryCheckFunctions.Contains(delegateFunc))
+                CanEditAvatarInventoryCheckFunctions.Remove(delegateFunc);
+        }
+
+        /// <summary>
+        /// Check whether the specified user is allowed to edit the given inventory item within their own inventory.
+        /// </summary>
+        /// <param name="itemID"></param>
+        /// <param name="userID"></param>
+        /// <returns></returns>         
+        public bool ExternalChecksCanEditAvatarInventory(UUID itemID, UUID userID)
+        {
+            foreach (CanEditAvatarInventory check in CanEditAvatarInventoryCheckFunctions)
+            {
+                if (check(itemID, userID) == false)
+                {
+                    return false;
+                }
+            }
+            
+            return true;
+        }         
+        
+        public delegate bool CanCopyAvatarInventory(UUID itemID, UUID userID);
+        private List<CanCopyAvatarInventory> CanCopyAvatarInventoryCheckFunctions 
+            = new List<CanCopyAvatarInventory>();
+        
+        public void addCheckCanCopyAvatarInventory(CanCopyAvatarInventory delegateFunc)
+        {
+            if (!CanCopyAvatarInventoryCheckFunctions.Contains(delegateFunc))
+                CanCopyAvatarInventoryCheckFunctions.Add(delegateFunc);
+        }
+
+        public void removeCheckCanCopyAvatarInventory(CanCopyAvatarInventory delegateFunc)
+        {
+            if (CanCopyAvatarInventoryCheckFunctions.Contains(delegateFunc))
+                CanCopyAvatarInventoryCheckFunctions.Remove(delegateFunc);
+        }        
+                
+        /// <summary>
+        /// Check whether the specified user is allowed to copy the given inventory item from their own inventory.
+        /// </summary>
+        /// <param name="itemID"></param>
+        /// <param name="userID"></param>
+        /// <returns></returns>         
+        public bool ExternalChecksCanCopyAvatarInventory(UUID itemID, UUID userID)
+        {
+            foreach (CanCopyAvatarInventory check in CanCopyAvatarInventoryCheckFunctions)
+            {
+                if (check(itemID, userID) == false)
+                {
+                    return false;
+                }
+            }
+            
+            return true;
+        }         
+        
+        public delegate bool CanDeleteAvatarInventory(UUID itemID, UUID userID);
+        private List<CanDeleteAvatarInventory> CanDeleteAvatarInventoryCheckFunctions 
+            = new List<CanDeleteAvatarInventory>();
+        
+        public void addCheckCanDeleteAvatarInventory(CanDeleteAvatarInventory delegateFunc)
+        {
+            if (!CanDeleteAvatarInventoryCheckFunctions.Contains(delegateFunc))
+                CanDeleteAvatarInventoryCheckFunctions.Add(delegateFunc);
+        }
+
+        public void removeCheckCanDeleteAvatarInventory(CanDeleteAvatarInventory delegateFunc)
+        {
+            if (CanDeleteAvatarInventoryCheckFunctions.Contains(delegateFunc))
+                CanDeleteAvatarInventoryCheckFunctions.Remove(delegateFunc);
+        }
+
+        /// <summary>
+        /// Check whether the specified user is allowed to edit the given inventory item within their own inventory.
+        /// </summary>
+        /// <param name="itemID"></param>
+        /// <param name="userID"></param>
+        /// <returns></returns>         
+        public bool ExternalChecksCanDeleteAvatarInventory(UUID itemID, UUID userID)
+        {
+            foreach (CanDeleteAvatarInventory check in CanDeleteAvatarInventoryCheckFunctions)
+            {
+                if (check(itemID, userID) == false)
+                {
+                    return false;
+                }
+            }
+            
+            return true;
+        }         
+        
         public delegate bool CanTeleport(UUID userID);
         private List<CanTeleport> CanTeleportCheckFunctions = new List<CanTeleport>();