Merge branch 'master' into varregion

4 files changed, 215 insertions, 47 deletions

diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index aee621f..2f666c0 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -3930,32 +3930,52 @@ namespace OpenSim.Region.Framework.Scenes
                     }
                 }
 
+//                m_log.DebugFormat(
+//                    "[SCENE]: Found telehub object {0} for new user connection {1} to {2}", 
+//                    RegionInfo.RegionSettings.TelehubObject, acd.Name, Name);
+
                 // Honor Estate teleport routing via Telehubs excluding ViaHome and GodLike TeleportFlags
                 if (RegionInfo.RegionSettings.TelehubObject != UUID.Zero &&
                     RegionInfo.EstateSettings.AllowDirectTeleport == false &&
                     !viahome && !godlike)
                 {
                     SceneObjectGroup telehub = GetSceneObjectGroup(RegionInfo.RegionSettings.TelehubObject);
-                    // Can have multiple SpawnPoints
-                    List<SpawnPoint> spawnpoints = RegionInfo.RegionSettings.SpawnPoints();
-                    if (spawnpoints.Count > 1)
+
+                    if (telehub != null)
                     {
-                        // We have multiple SpawnPoints, Route the agent to a random or sequential one
-                        if (SpawnPointRouting == "random")
-                            acd.startpos = spawnpoints[Util.RandomClass.Next(spawnpoints.Count) - 1].GetLocation(
-                                telehub.AbsolutePosition,
-                                telehub.GroupRotation
-                            );
+                        // Can have multiple SpawnPoints
+                        List<SpawnPoint> spawnpoints = RegionInfo.RegionSettings.SpawnPoints();
+                        if (spawnpoints.Count > 1)
+                        {
+                            // We have multiple SpawnPoints, Route the agent to a random or sequential one
+                            if (SpawnPointRouting == "random")
+                                acd.startpos = spawnpoints[Util.RandomClass.Next(spawnpoints.Count) - 1].GetLocation(
+                                    telehub.AbsolutePosition,
+                                    telehub.GroupRotation
+                                );
+                            else
+                                acd.startpos = spawnpoints[SpawnPoint()].GetLocation(
+                                    telehub.AbsolutePosition,
+                                    telehub.GroupRotation
+                                );
+                        }
+                        else if (spawnpoints.Count == 1)
+                        {
+                            // We have a single SpawnPoint and will route the agent to it
+                            acd.startpos = spawnpoints[0].GetLocation(telehub.AbsolutePosition, telehub.GroupRotation);
+                        }
                         else
-                            acd.startpos = spawnpoints[SpawnPoint()].GetLocation(
-                                telehub.AbsolutePosition,
-                                telehub.GroupRotation
-                            );
+                        {
+                            m_log.DebugFormat(
+                                "[SCENE]: No spawnpoints defined for telehub {0} for {1} in {2}.  Continuing.", 
+                                RegionInfo.RegionSettings.TelehubObject, acd.Name, Name);
+                        }
                     }
                     else
                     {
-                        // We have a single SpawnPoint and will route the agent to it
-                        acd.startpos = spawnpoints[0].GetLocation(telehub.AbsolutePosition, telehub.GroupRotation);
+                        m_log.DebugFormat(
+                            "[SCENE]: No telehub {0} found to direct {1} in {2}.  Continuing.", 
+                            RegionInfo.RegionSettings.TelehubObject, acd.Name, Name);
                     }
 
                     return true;
diff --git a/OpenSim/Region/Framework/Scenes/Tests/SceneTelehubTests.cs b/OpenSim/Region/Framework/Scenes/Tests/SceneTelehubTests.cs
new file mode 100644
index 0000000..9a97acc
--- /dev/null
+++ b/OpenSim/Region/Framework/Scenes/Tests/SceneTelehubTests.cs
@@ -0,0 +1,119 @@
+/*
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using Nini.Config;
+using NUnit.Framework;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Region.CoreModules.World.Estate;
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Services.Interfaces;
+using OpenSim.Tests.Common;
+using OpenSim.Tests.Common.Mock;
+
+namespace OpenSim.Region.Framework.Scenes.Tests
+{
+    /// <summary>
+    /// Scene telehub tests
+    /// </summary>
+    /// <remarks>
+    /// TODO: Tests which run through normal functionality.  Currently, the only test is one that checks behaviour
+    /// in the case of an error condition
+    /// </remarks>
+    [TestFixture]
+    public class SceneTelehubTests : OpenSimTestCase
+    {
+        /// <summary>
+        /// Test for desired behaviour when a telehub has no spawn points
+        /// </summary>
+        [Test]
+        public void TestNoTelehubSpawnPoints()
+        {
+            TestHelpers.InMethod();
+//            TestHelpers.EnableLogging();
+
+            EstateManagementModule emm = new EstateManagementModule();
+
+            SceneHelpers sh = new SceneHelpers();
+            Scene scene = sh.SetupScene();
+            SceneHelpers.SetupSceneModules(scene, emm);
+
+            UUID telehubSceneObjectOwner = TestHelpers.ParseTail(0x1);
+
+            SceneObjectGroup telehubSo = SceneHelpers.AddSceneObject(scene, "telehubObject", telehubSceneObjectOwner);
+
+            emm.HandleOnEstateManageTelehub(null, UUID.Zero, UUID.Zero, "connect", telehubSo.LocalId);
+            scene.RegionInfo.EstateSettings.AllowDirectTeleport = false;
+
+            // Must still be possible to successfully log in
+            UUID loggingInUserId = TestHelpers.ParseTail(0x2);
+
+            UserAccount ua 
+                = UserAccountHelpers.CreateUserWithInventory(scene, "Test", "User", loggingInUserId, "password");
+
+            SceneHelpers.AddScenePresence(scene, ua);
+
+            Assert.That(scene.GetScenePresence(loggingInUserId), Is.Not.Null);
+        }
+
+        /// <summary>
+        /// Test for desired behaviour when the scene object nominated as a telehub object does not exist.
+        /// </summary>
+        [Test]
+        public void TestNoTelehubSceneObject()
+        {
+            TestHelpers.InMethod();
+//            TestHelpers.EnableLogging();
+
+            EstateManagementModule emm = new EstateManagementModule();
+
+            SceneHelpers sh = new SceneHelpers();
+            Scene scene = sh.SetupScene();
+            SceneHelpers.SetupSceneModules(scene, emm);
+
+            UUID telehubSceneObjectOwner = TestHelpers.ParseTail(0x1);
+
+            SceneObjectGroup telehubSo = SceneHelpers.AddSceneObject(scene, "telehubObject", telehubSceneObjectOwner);
+            SceneObjectGroup spawnPointSo = SceneHelpers.AddSceneObject(scene, "spawnpointObject", telehubSceneObjectOwner);
+
+            emm.HandleOnEstateManageTelehub(null, UUID.Zero, UUID.Zero, "connect", telehubSo.LocalId);
+            emm.HandleOnEstateManageTelehub(null, UUID.Zero, UUID.Zero, "spawnpoint add", spawnPointSo.LocalId);
+            scene.RegionInfo.EstateSettings.AllowDirectTeleport = false;
+
+            scene.DeleteSceneObject(telehubSo, false);
+
+            // Must still be possible to successfully log in
+            UUID loggingInUserId = TestHelpers.ParseTail(0x2);
+
+            UserAccount ua 
+                = UserAccountHelpers.CreateUserWithInventory(scene, "Test", "User", loggingInUserId, "password");
+
+            SceneHelpers.AddScenePresence(scene, ua);
+
+            Assert.That(scene.GetScenePresence(loggingInUserId), Is.Not.Null);
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs b/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
index dd27294..1e59e3f 100644
--- a/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
+++ b/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
@@ -62,8 +62,8 @@ namespace OpenSim.Region.Framework.Scenes.Tests
                 = AssetHelpers.CreateAsset(corruptAssetUuid, AssetType.Notecard, "CORRUPT ASSET", UUID.Zero);
             m_assetService.Store(corruptAsset);
 
-            IDictionary<UUID, AssetType> foundAssetUuids = new Dictionary<UUID, AssetType>();
-            m_uuidGatherer.GatherAssetUuids(corruptAssetUuid, AssetType.Object, foundAssetUuids);
+            IDictionary<UUID, sbyte> foundAssetUuids = new Dictionary<UUID, sbyte>();
+            m_uuidGatherer.GatherAssetUuids(corruptAssetUuid, (sbyte)AssetType.Object, foundAssetUuids);
 
             // We count the uuid as gathered even if the asset itself is corrupt.
             Assert.That(foundAssetUuids.Count, Is.EqualTo(1));
@@ -78,9 +78,9 @@ namespace OpenSim.Region.Framework.Scenes.Tests
             TestHelpers.InMethod();
             
             UUID missingAssetUuid = UUID.Parse("00000000-0000-0000-0000-000000000666");
-            IDictionary<UUID, AssetType> foundAssetUuids = new Dictionary<UUID, AssetType>();
+            IDictionary<UUID, sbyte> foundAssetUuids = new Dictionary<UUID, sbyte>();
             
-            m_uuidGatherer.GatherAssetUuids(missingAssetUuid, AssetType.Object, foundAssetUuids);
+            m_uuidGatherer.GatherAssetUuids(missingAssetUuid, (sbyte)AssetType.Object, foundAssetUuids);
 
             // We count the uuid as gathered even if the asset itself is missing.
             Assert.That(foundAssetUuids.Count, Is.EqualTo(1));
@@ -103,8 +103,8 @@ namespace OpenSim.Region.Framework.Scenes.Tests
             AssetBase ncAsset = AssetHelpers.CreateNotecardAsset(ncAssetId, soAssetId.ToString());
             m_assetService.Store(ncAsset);
 
-            IDictionary<UUID, AssetType> foundAssetUuids = new Dictionary<UUID, AssetType>();
-            m_uuidGatherer.GatherAssetUuids(ncAssetId, AssetType.Notecard, foundAssetUuids);
+            IDictionary<UUID, sbyte> foundAssetUuids = new Dictionary<UUID, sbyte>();
+            m_uuidGatherer.GatherAssetUuids(ncAssetId, (sbyte)AssetType.Notecard, foundAssetUuids);
 
             // We count the uuid as gathered even if the asset itself is corrupt.
             Assert.That(foundAssetUuids.Count, Is.EqualTo(2));
diff --git a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
index 3e074b9..75a51b5 100644
--- a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
+++ b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
@@ -38,6 +38,7 @@ using OpenMetaverse.StructuredData;
 using OpenSim.Framework;
 using OpenSim.Region.Framework.Scenes.Serialization;
 using OpenSim.Services.Interfaces;
+using OpenSimAssetType = OpenSim.Framework.SLUtil.OpenSimAssetType;
 
 namespace OpenSim.Region.Framework.Scenes
 {
@@ -83,7 +84,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="assetUuid">The uuid of the asset for which to gather referenced assets</param>
         /// <param name="assetType">The type of the asset for the uuid given</param>
         /// <param name="assetUuids">The assets gathered</param>
-        public void GatherAssetUuids(UUID assetUuid, AssetType assetType, IDictionary<UUID, AssetType> assetUuids)
+        public void GatherAssetUuids(UUID assetUuid, sbyte assetType, IDictionary<UUID, sbyte> assetUuids)
         {
             // avoid infinite loops
             if (assetUuids.ContainsKey(assetUuid))
@@ -93,23 +94,27 @@ namespace OpenSim.Region.Framework.Scenes
             {               
                 assetUuids[assetUuid] = assetType;
     
-                if (AssetType.Bodypart == assetType || AssetType.Clothing == assetType)
+                if ((sbyte)AssetType.Bodypart == assetType || (sbyte)AssetType.Clothing == assetType)
                 {
                     GetWearableAssetUuids(assetUuid, assetUuids);
                 }
-                else if (AssetType.Gesture == assetType)
+                else if ((sbyte)AssetType.Gesture == assetType)
                 {
                     GetGestureAssetUuids(assetUuid, assetUuids);
                 }
-                else if (AssetType.Notecard == assetType)
+                else if ((sbyte)AssetType.Notecard == assetType)
                 {
                     GetTextEmbeddedAssetUuids(assetUuid, assetUuids);
                 }
-                else if (AssetType.LSLText == assetType)
+                else if ((sbyte)AssetType.LSLText == assetType)
                 {
                     GetTextEmbeddedAssetUuids(assetUuid, assetUuids);
                 }
-                else if (AssetType.Object == assetType)
+                else if ((sbyte)OpenSimAssetType.Material == assetType)
+                {
+                    GetMaterialAssetUuids(assetUuid, assetUuids);
+                }
+                else if ((sbyte)AssetType.Object == assetType)
                 {
                     GetSceneObjectAssetUuids(assetUuid, assetUuids);
                 }
@@ -136,7 +141,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// A dictionary which is populated with the asset UUIDs gathered and the type of that asset.
         /// For assets where the type is not clear (e.g. UUIDs extracted from LSL and notecards), the type is Unknown.
         /// </param>
-        public void GatherAssetUuids(SceneObjectGroup sceneObject, IDictionary<UUID, AssetType> assetUuids)
+        public void GatherAssetUuids(SceneObjectGroup sceneObject, IDictionary<UUID, sbyte> assetUuids)
         {
 //            m_log.DebugFormat(
 //                "[ASSET GATHERER]: Getting assets for object {0}, {1}", sceneObject.Name, sceneObject.UUID);
@@ -156,7 +161,7 @@ namespace OpenSim.Region.Framework.Scenes
                     {
                         // Get the prim's default texture.  This will be used for faces which don't have their own texture
                         if (textureEntry.DefaultTexture != null)
-                            assetUuids[textureEntry.DefaultTexture.TextureID] = AssetType.Texture;
+                            assetUuids[textureEntry.DefaultTexture.TextureID] = (sbyte)AssetType.Texture;
 
                         if (textureEntry.FaceTextures != null)
                         {
@@ -164,20 +169,20 @@ namespace OpenSim.Region.Framework.Scenes
                             foreach (Primitive.TextureEntryFace texture in textureEntry.FaceTextures)
                             {
                                 if (texture != null)
-                                    assetUuids[texture.TextureID] = AssetType.Texture;
+                                    assetUuids[texture.TextureID] = (sbyte)AssetType.Texture;
                             }
                         }
                     }
                     
                     // If the prim is a sculpt then preserve this information too
                     if (part.Shape.SculptTexture != UUID.Zero)
-                        assetUuids[part.Shape.SculptTexture] = AssetType.Texture;
+                        assetUuids[part.Shape.SculptTexture] = (sbyte)AssetType.Texture;
 
                     if (part.Shape.ProjectionTextureUUID != UUID.Zero)
-                        assetUuids[part.Shape.ProjectionTextureUUID] = AssetType.Texture;
+                        assetUuids[part.Shape.ProjectionTextureUUID] = (sbyte)AssetType.Texture;
 
                     if (part.CollisionSound != UUID.Zero)
-                        assetUuids[part.CollisionSound] = AssetType.Sound;
+                        assetUuids[part.CollisionSound] = (sbyte)AssetType.Sound;
 
                     if (part.ParticleSystem.Length > 0)
                     {
@@ -185,7 +190,7 @@ namespace OpenSim.Region.Framework.Scenes
                         {
                             Primitive.ParticleSystem ps = new Primitive.ParticleSystem(part.ParticleSystem, 0);
                             if (ps.Texture != UUID.Zero)
-                                assetUuids[ps.Texture] = AssetType.Texture;
+                                assetUuids[ps.Texture] = (sbyte)AssetType.Texture;
                         }
                         catch (Exception e)
                         {
@@ -205,7 +210,7 @@ namespace OpenSim.Region.Framework.Scenes
 //                            tii.Name, tii.Type, part.Name, part.UUID);
 
                         if (!assetUuids.ContainsKey(tii.AssetID))
-                            GatherAssetUuids(tii.AssetID, (AssetType)tii.Type, assetUuids);
+                            GatherAssetUuids(tii.AssetID, (sbyte)tii.Type, assetUuids);
                     }
 
                     // FIXME: We need to make gathering modular but we cannot yet, since gatherers are not guaranteed
@@ -214,7 +219,9 @@ namespace OpenSim.Region.Framework.Scenes
                     // Scene.EventManager is present.
 //                    part.ParentGroup.Scene.EventManager.TriggerGatherUuids(part, assetUuids);
 
-                    GatherMaterialsUuids(part, assetUuids);
+
+                    // still needed to retrieve textures used as materials for any parts containing legacy materials stored in DynAttrs
+                    GatherMaterialsUuids(part, assetUuids); 
                 }
                 catch (Exception e)
                 {
@@ -225,7 +232,7 @@ namespace OpenSim.Region.Framework.Scenes
                 }
             }
         }
-        
+
 //        /// <summary>
 //        /// The callback made when we request the asset for an object from the asset service.
 //        /// </summary>
@@ -241,10 +248,12 @@ namespace OpenSim.Region.Framework.Scenes
 
         /// <summary>
         /// Gather all of the texture asset UUIDs used to reference "Materials" such as normal and specular maps
+        /// stored in legacy format in part.DynAttrs
         /// </summary>
         /// <param name="part"></param>
         /// <param name="assetUuids"></param>
-        public void GatherMaterialsUuids(SceneObjectPart part, IDictionary<UUID, AssetType> assetUuids)
+        //public void GatherMaterialsUuids(SceneObjectPart part, IDictionary<UUID, AssetType> assetUuids)
+        public void GatherMaterialsUuids(SceneObjectPart part, IDictionary<UUID, sbyte> assetUuids)
         {
             // scan thru the dynAttrs map of this part for any textures used as materials
             OSD osdMaterials = null;
@@ -280,7 +289,7 @@ namespace OpenSim.Region.Framework.Scenes
                                         UUID normalMapId = mat["NormMap"].AsUUID();
                                         if (normalMapId != UUID.Zero)
                                         {
-                                            assetUuids[normalMapId] = AssetType.Texture;
+                                            assetUuids[normalMapId] = (sbyte)AssetType.Texture;
                                             //m_log.Info("[UUID Gatherer]: found normal map ID: " + normalMapId.ToString());
                                         }
                                     }
@@ -289,7 +298,7 @@ namespace OpenSim.Region.Framework.Scenes
                                         UUID specularMapId = mat["SpecMap"].AsUUID();
                                         if (specularMapId != UUID.Zero)
                                         {
-                                            assetUuids[specularMapId] = AssetType.Texture;
+                                            assetUuids[specularMapId] = (sbyte)AssetType.Texture;
                                             //m_log.Info("[UUID Gatherer]: found specular map ID: " + specularMapId.ToString());
                                         }
                                     }
@@ -344,7 +353,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         /// <param name="scriptUuid"></param>
         /// <param name="assetUuids">Dictionary in which to record the references</param>
-        private void GetTextEmbeddedAssetUuids(UUID embeddingAssetId, IDictionary<UUID, AssetType> assetUuids)
+        private void GetTextEmbeddedAssetUuids(UUID embeddingAssetId, IDictionary<UUID, sbyte> assetUuids)
         {
 //            m_log.DebugFormat("[ASSET GATHERER]: Getting assets for uuid references in asset {0}", embeddingAssetId);
 
@@ -364,7 +373,7 @@ namespace OpenSim.Region.Framework.Scenes
 
                     // Embedded asset references (if not false positives) could be for many types of asset, so we will
                     // label these as unknown.
-                    assetUuids[uuid] = AssetType.Unknown;
+                    assetUuids[uuid] = (sbyte)AssetType.Unknown;
                 }
             }
         }
@@ -374,7 +383,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         /// <param name="wearableAssetUuid"></param>
         /// <param name="assetUuids">Dictionary in which to record the references</param>
-        private void GetWearableAssetUuids(UUID wearableAssetUuid, IDictionary<UUID, AssetType> assetUuids)
+        private void GetWearableAssetUuids(UUID wearableAssetUuid, IDictionary<UUID, sbyte> assetUuids)
         {
             AssetBase assetBase = GetAsset(wearableAssetUuid);
 
@@ -389,7 +398,7 @@ namespace OpenSim.Region.Framework.Scenes
     
                 foreach (UUID uuid in wearableAsset.Textures.Values)
                 {
-                    assetUuids[uuid] = AssetType.Texture;
+                    assetUuids[uuid] = (sbyte)AssetType.Texture;
                 }
             }
         }
@@ -401,7 +410,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         /// <param name="sceneObject"></param>
         /// <param name="assetUuids"></param>
-        private void GetSceneObjectAssetUuids(UUID sceneObjectUuid, IDictionary<UUID, AssetType> assetUuids)
+        private void GetSceneObjectAssetUuids(UUID sceneObjectUuid, IDictionary<UUID, sbyte> assetUuids)
         {
             AssetBase objectAsset = GetAsset(sceneObjectUuid);
 
@@ -430,7 +439,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         /// <param name="gestureUuid"></param>
         /// <param name="assetUuids"></param>
-        private void GetGestureAssetUuids(UUID gestureUuid, IDictionary<UUID, AssetType> assetUuids)
+        private void GetGestureAssetUuids(UUID gestureUuid, IDictionary<UUID, sbyte> assetUuids)
         {
             AssetBase assetBase = GetAsset(gestureUuid);
             if (null == assetBase)
@@ -464,9 +473,29 @@ namespace OpenSim.Region.Framework.Scenes
                 // If it can be parsed as a UUID, it is an asset ID
                 UUID uuid;
                 if (UUID.TryParse(id, out uuid))
-                    assetUuids[uuid] = AssetType.Animation;
+                    assetUuids[uuid] = (sbyte)AssetType.Animation;
             }
         }
+
+        /// <summary>
+        /// Get the asset uuid's referenced in a material.
+        /// </summary>
+        private void GetMaterialAssetUuids(UUID materialUuid, IDictionary<UUID, sbyte> assetUuids)
+        {
+            AssetBase assetBase = GetAsset(materialUuid);
+            if (null == assetBase)
+                return;
+
+            OSDMap mat = (OSDMap)OSDParser.DeserializeLLSDXml(assetBase.Data);
+
+            UUID normMap = mat["NormMap"].AsUUID();
+            if (normMap != UUID.Zero)
+                assetUuids[normMap] = (sbyte)AssetType.Texture;
+
+            UUID specMap = mat["SpecMap"].AsUUID();
+            if (specMap != UUID.Zero)
+                assetUuids[specMap] = (sbyte)AssetType.Texture;
+        }
     }
 
     public class HGUuidGatherer : UuidGatherer