4 files changed, 168 insertions, 1 deletions

diff --git a/OpenSim/Region/CoreModules/Framework/DynamicAttributes/DAExampleModule.cs b/OpenSim/Region/CoreModules/Framework/DynamicAttributes/DAExampleModule.cs
new file mode 100644
index 0000000..d36f65a
--- /dev/null
+++ b/OpenSim/Region/CoreModules/Framework/DynamicAttributes/DAExampleModule.cs
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * 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 System.Collections.Generic;
+using System.Reflection;
+using log4net;
+using Mono.Addins;
+using Nini.Config;
+using OpenMetaverse;
+using OpenMetaverse.Packets;
+using OpenMetaverse.StructuredData;
+using OpenSim.Framework;
+using OpenSim.Region.Framework;
+using OpenSim.Region.Framework.Interfaces;
+using OpenSim.Region.Framework.Scenes;
+
+namespace OpenSim.Region.Framework.DynamicAttributes.DAExampleModule
+{
+    [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "DAExampleModule")]
+    public class DAExampleModule : INonSharedRegionModule
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private static readonly bool ENABLED = false;   // enable for testing
+
+        protected Scene m_scene;
+        protected IDialogModule m_dialogMod;
+        
+        public string Name { get { return "DAExample Module"; } }        
+        public Type ReplaceableInterface { get { return null; } }        
+
+        public void Initialise(IConfigSource source) {}
+        
+        public void AddRegion(Scene scene)
+        {
+            if (ENABLED)
+            {
+                m_scene = scene;
+                m_scene.EventManager.OnSceneGroupMove += OnSceneGroupMove;
+                m_dialogMod = m_scene.RequestModuleInterface<IDialogModule>();
+            }
+        }
+        
+        public void RemoveRegion(Scene scene) 
+        {
+            if (ENABLED)
+            {
+                m_scene.EventManager.OnSceneGroupMove -= OnSceneGroupMove;
+            }
+        }
+        
+        public void RegionLoaded(Scene scene) {}
+        
+        public void Close() 
+        {
+            RemoveRegion(m_scene);
+        }
+        
+        protected bool OnSceneGroupMove(UUID groupId, Vector3 delta)
+        {
+            OSDMap attrs = null;
+            SceneObjectPart sop = m_scene.GetSceneObjectPart(groupId);
+            if (!sop.DynAttrs.TryGetValue(Name, out attrs))
+                attrs = new OSDMap();
+            
+            OSDInteger newValue;
+                
+            if (!attrs.ContainsKey("moves"))
+                newValue = new OSDInteger(1);
+            else
+                newValue = new OSDInteger(((OSDInteger)attrs["moves"]).AsInteger() + 1);
+                    
+            attrs["moves"] = newValue;
+
+            sop.DynAttrs[Name] = attrs;
+    
+            m_dialogMod.SendGeneralAlert(string.Format("{0} {1} moved {2} times", sop.Name, sop.UUID, newValue));
+            
+            return true;
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Region/CoreModules/World/Serialiser/Tests/SerialiserTests.cs b/OpenSim/Region/CoreModules/World/Serialiser/Tests/SerialiserTests.cs
index bcb8e2f..b4348c9 100644
--- a/OpenSim/Region/CoreModules/World/Serialiser/Tests/SerialiserTests.cs
+++ b/OpenSim/Region/CoreModules/World/Serialiser/Tests/SerialiserTests.cs
@@ -35,6 +35,7 @@ using OpenSim.Framework;
 using OpenSim.Region.Framework.Scenes;
 using OpenSim.Region.Framework.Scenes.Serialization;
 using OpenSim.Tests.Common;
+using OpenMetaverse.StructuredData;
 
 namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
 {
@@ -143,6 +144,7 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
                     <Flags>None</Flags>
                     <CollisionSound><Guid>00000000-0000-0000-0000-000000000000</Guid></CollisionSound>
                     <CollisionSoundVolume>0</CollisionSoundVolume>
+                    <DynAttrs><llsd><map><key>MyStore</key><map><key>the answer</key><integer>42</integer></map></map></llsd></DynAttrs>
                 </SceneObjectPart>
             </RootPart>
             <OtherParts />
@@ -331,6 +333,7 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
                 <EveryoneMask>0</EveryoneMask>
                 <NextOwnerMask>2147483647</NextOwnerMask>
                 <Flags>None</Flags>
+                <DynAttrs><llsd><map><key>MyStore</key><map><key>last words</key><string>Rosebud</string></map></map></llsd></DynAttrs>
                 <SitTargetAvatar><UUID>00000000-0000-0000-0000-000000000000</UUID></SitTargetAvatar>
             </SceneObjectPart>
             <OtherParts />
@@ -359,6 +362,8 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
             Assert.That(rootPart.UUID, Is.EqualTo(new UUID("e6a5a05e-e8cc-4816-8701-04165e335790")));
             Assert.That(rootPart.CreatorID, Is.EqualTo(new UUID("a6dacf01-4636-4bb9-8a97-30609438af9d")));
             Assert.That(rootPart.Name, Is.EqualTo("PrimMyRide"));
+            OSDMap store = rootPart.DynAttrs["MyStore"];
+            Assert.AreEqual(42, store["the answer"].AsInteger());
 
             // TODO: Check other properties
         }
@@ -409,6 +414,14 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
             rp.CreatorID = rpCreatorId;
             rp.Shape = shape;
 
+            string daStoreName = "MyStore";
+            string daKey = "foo";
+            string daValue = "bar";
+            OSDMap myStore = new OSDMap();
+            myStore.Add(daKey, daValue);
+            rp.DynAttrs = new DAMap();
+            rp.DynAttrs[daStoreName] = myStore;
+
             SceneObjectGroup so = new SceneObjectGroup(rp);
 
             // Need to add the object to the scene so that the request to get script state succeeds
@@ -424,6 +437,7 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
             UUID uuid = UUID.Zero;
             string name = null;
             UUID creatorId = UUID.Zero;
+            DAMap daMap = null;
 
             while (xtr.Read() && xtr.Name != "SceneObjectPart")
             {
@@ -449,6 +463,10 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
                         creatorId = UUID.Parse(xtr.ReadElementString("UUID"));
                         xtr.ReadEndElement();
                         break;
+                    case "DynAttrs":
+                        daMap = new DAMap();
+                        daMap.ReadXml(xtr);
+                        break;
                 }
             }
 
@@ -462,6 +480,8 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
             Assert.That(uuid, Is.EqualTo(rpUuid));
             Assert.That(name, Is.EqualTo(rpName));
             Assert.That(creatorId, Is.EqualTo(rpCreatorId));
+            Assert.NotNull(daMap);
+            Assert.AreEqual(daValue, daMap[daStoreName][daKey].AsString());
         }
 
         [Test]
@@ -476,6 +496,8 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
             Assert.That(rootPart.UUID, Is.EqualTo(new UUID("9be68fdd-f740-4a0f-9675-dfbbb536b946")));
             Assert.That(rootPart.CreatorID, Is.EqualTo(new UUID("b46ef588-411e-4a8b-a284-d7dcfe8e74ef")));
             Assert.That(rootPart.Name, Is.EqualTo("PrimFun"));
+            OSDMap store = rootPart.DynAttrs["MyStore"];
+            Assert.AreEqual("Rosebud", store["last words"].AsString());
 
             // TODO: Check other properties
         }
@@ -500,6 +522,14 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
             rp.CreatorID = rpCreatorId;
             rp.Shape = shape;
 
+            string daStoreName = "MyStore";
+            string daKey = "foo";
+            string daValue = "bar";
+            OSDMap myStore = new OSDMap();
+            myStore.Add(daKey, daValue);
+            rp.DynAttrs = new DAMap();
+            rp.DynAttrs[daStoreName] = myStore;
+
             SceneObjectGroup so = new SceneObjectGroup(rp);
 
             // Need to add the object to the scene so that the request to get script state succeeds
@@ -516,6 +546,7 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
             UUID uuid = UUID.Zero;
             string name = null;
             UUID creatorId = UUID.Zero;
+            DAMap daMap = null;
 
             while (xtr.Read() && xtr.Name != "SceneObjectPart")
             {
@@ -537,6 +568,10 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
                         creatorId = UUID.Parse(xtr.ReadElementString("Guid"));
                         xtr.ReadEndElement();
                         break;
+                    case "DynAttrs":
+                        daMap = new DAMap();
+                        daMap.ReadXml(xtr);
+                        break;
                 }
             }
 
@@ -549,6 +584,8 @@ namespace OpenSim.Region.CoreModules.World.Serialiser.Tests
             Assert.That(uuid, Is.EqualTo(rpUuid));
             Assert.That(name, Is.EqualTo(rpName));
             Assert.That(creatorId, Is.EqualTo(rpCreatorId));
+            Assert.NotNull(daMap);
+            Assert.AreEqual(daValue, daMap[daStoreName][daKey].AsString());
         }
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index 6720635..189d298 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -37,6 +37,7 @@ using System.Xml.Serialization;
 using log4net;
 using OpenMetaverse;
 using OpenMetaverse.Packets;
+using OpenMetaverse.StructuredData;
 using OpenSim.Framework;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes.Scripting;
@@ -124,6 +125,11 @@ namespace OpenSim.Region.Framework.Scenes
         
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
+        /// <summary>
+        /// Dynamic attributes can be created and deleted as required.
+        /// </summary>
+        public DAMap DynAttrs { get; set; }
+        
         /// <value>
         /// Is this a root part?
         /// </value>
@@ -335,6 +341,7 @@ namespace OpenSim.Region.Framework.Scenes
             m_particleSystem = Utils.EmptyBytes;
             Rezzed = DateTime.UtcNow;
             Description = String.Empty;
+            DynAttrs = new DAMap();
 
             // Prims currently only contain a single folder (Contents).  From looking at the Second Life protocol,
             // this appears to have the same UUID (!) as the prim.  If this isn't the case, one can't drag items from
@@ -1618,6 +1625,8 @@ namespace OpenSim.Region.Framework.Scenes
             Array.Copy(Shape.ExtraParams, extraP, extraP.Length);
             dupe.Shape.ExtraParams = extraP;
 
+            dupe.DynAttrs.CopyFrom(DynAttrs);
+            
             if (userExposed)
             {
 /*
@@ -4598,4 +4607,4 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
     }
-}
\ No newline at end of file
+}
diff --git a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
index 2d4c60a..4a2a47e 100644
--- a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
+++ b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
@@ -359,6 +359,7 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
             m_SOPXmlProcessors.Add("CollisionSound", ProcessCollisionSound);
             m_SOPXmlProcessors.Add("CollisionSoundVolume", ProcessCollisionSoundVolume);
             m_SOPXmlProcessors.Add("MediaUrl", ProcessMediaUrl);
+            m_SOPXmlProcessors.Add("DynAttrs", ProcessDynAttrs);
             m_SOPXmlProcessors.Add("TextureAnimation", ProcessTextureAnimation);
             m_SOPXmlProcessors.Add("ParticleSystem", ProcessParticleSystem);
             m_SOPXmlProcessors.Add("PayPrice0", ProcessPayPrice0);
@@ -722,6 +723,11 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
             obj.MediaUrl = reader.ReadElementContentAsString("MediaUrl", String.Empty);
         }
 
+        private static void ProcessDynAttrs(SceneObjectPart obj, XmlTextReader reader)
+        {
+            obj.DynAttrs.ReadXml(reader);
+        }
+
         private static void ProcessTextureAnimation(SceneObjectPart obj, XmlTextReader reader)
         {
             obj.TextureAnimation = Convert.FromBase64String(reader.ReadElementContentAsString("TextureAnimation", String.Empty));
@@ -1235,6 +1241,14 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
             writer.WriteElementString("CollisionSoundVolume", sop.CollisionSoundVolume.ToString());
             if (sop.MediaUrl != null)
                 writer.WriteElementString("MediaUrl", sop.MediaUrl.ToString());
+            
+            if (sop.DynAttrs.Count > 0)
+            {
+                writer.WriteStartElement("DynAttrs");
+                sop.DynAttrs.WriteXml(writer);
+                writer.WriteEndElement();
+            }
+
             WriteBytes(writer, "TextureAnimation", sop.TextureAnimation);
             WriteBytes(writer, "ParticleSystem", sop.ParticleSystem);
             writer.WriteElementString("PayPrice0", sop.PayPrice[0].ToString());