23 files changed, 391 insertions, 37 deletions

diff --git a/OpenSim/Data/IPresenceData.cs b/OpenSim/Data/IPresenceData.cs
index b871f56..9ec48b0 100644
--- a/OpenSim/Data/IPresenceData.cs
+++ b/OpenSim/Data/IPresenceData.cs
@@ -53,5 +53,6 @@ namespace OpenSim.Data
         bool ReportAgent(UUID sessionID, UUID regionID);
         PresenceData[] Get(string field, string data);
         bool Delete(string field, string val);
+        bool VerifyAgent(UUID agentId, UUID secureSessionID);
     }
 }
diff --git a/OpenSim/Data/IXGroupData.cs b/OpenSim/Data/IXGroupData.cs
new file mode 100644
index 0000000..2965e8c
--- /dev/null
+++ b/OpenSim/Data/IXGroupData.cs
@@ -0,0 +1,71 @@
+/*
+ * 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 OpenMetaverse;
+using OpenSim.Framework;
+
+namespace OpenSim.Data
+{
+    public class XGroup
+    {
+        public UUID groupID;
+        public UUID ownerRoleID;
+        public string name;
+        public string charter;
+        public bool showInList; 
+        public UUID insigniaID; 
+        public int membershipFee;
+        public bool openEnrollment;
+        public bool allowPublish;
+        public bool maturePublish; 
+        public UUID founderID;
+        public ulong everyonePowers;
+        public ulong ownersPowers;
+
+        public XGroup Clone()
+        {
+            return (XGroup)MemberwiseClone();
+        }
+    }
+
+    /// <summary>
+    /// Early stub interface for groups data, not final.
+    /// </summary>
+    /// <remarks>
+    /// Currently in-use only for regression test purposes.  Needs to be filled out over time.
+    /// </remarks>
+    public interface IXGroupData
+    {
+        bool StoreGroup(XGroup group);
+        XGroup[] GetGroups(string field, string val);
+        XGroup[] GetGroups(string[] fields, string[] vals);
+        bool DeleteGroups(string field, string val);
+        bool DeleteGroups(string[] fields, string[] vals);
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Data/MSSQL/MSSQLPresenceData.cs b/OpenSim/Data/MSSQL/MSSQLPresenceData.cs
index e7b3d9c..deff2ed 100644
--- a/OpenSim/Data/MSSQL/MSSQLPresenceData.cs
+++ b/OpenSim/Data/MSSQL/MSSQLPresenceData.cs
@@ -100,5 +100,18 @@ namespace OpenSim.Data.MSSQL
             return true;
         }
 
+        public bool VerifyAgent(UUID agentId, UUID secureSessionID)
+        {
+            PresenceData[] ret = Get("SecureSessionID",
+                    secureSessionID.ToString());
+            
+            if (ret.Length == 0)
+                return false;
+
+            if(ret[0].UserID != agentId.ToString())
+                return false;
+
+            return true;
+        }
     }
 }
diff --git a/OpenSim/Data/MSSQL/MSSQLSimulationData.cs b/OpenSim/Data/MSSQL/MSSQLSimulationData.cs
index 5bb6ec9..f056806 100644
--- a/OpenSim/Data/MSSQL/MSSQLSimulationData.cs
+++ b/OpenSim/Data/MSSQL/MSSQLSimulationData.cs
@@ -351,7 +351,7 @@ IF EXISTS (SELECT UUID FROM prims WHERE UUID = @UUID)
             ScriptAccessPin = @ScriptAccessPin, AllowedDrop = @AllowedDrop, DieAtEdge = @DieAtEdge, SalePrice = @SalePrice, 
             SaleType = @SaleType, ColorR = @ColorR, ColorG = @ColorG, ColorB = @ColorB, ColorA = @ColorA, ParticleSystem = @ParticleSystem, 
             ClickAction = @ClickAction, Material = @Material, CollisionSound = @CollisionSound, CollisionSoundVolume = @CollisionSoundVolume, PassTouches = @PassTouches,
-            LinkNumber = @LinkNumber, MediaURL = @MediaURL
+            LinkNumber = @LinkNumber, MediaURL = @MediaURL, DynAttrs = @DynAttrs
         WHERE UUID = @UUID
     END
 ELSE
@@ -366,7 +366,7 @@ ELSE
             PayPrice, PayButton1, PayButton2, PayButton3, PayButton4, LoopedSound, LoopedSoundGain, TextureAnimation, OmegaX, 
             OmegaY, OmegaZ, CameraEyeOffsetX, CameraEyeOffsetY, CameraEyeOffsetZ, CameraAtOffsetX, CameraAtOffsetY, CameraAtOffsetZ, 
             ForceMouselook, ScriptAccessPin, AllowedDrop, DieAtEdge, SalePrice, SaleType, ColorR, ColorG, ColorB, ColorA, 
-            ParticleSystem, ClickAction, Material, CollisionSound, CollisionSoundVolume, PassTouches, LinkNumber, MediaURL
+            ParticleSystem, ClickAction, Material, CollisionSound, CollisionSoundVolume, PassTouches, LinkNumber, MediaURL, DynAttrs
             ) VALUES (
             @UUID, @CreationDate, @Name, @Text, @Description, @SitName, @TouchName, @ObjectFlags, @OwnerMask, @NextOwnerMask, @GroupMask, 
             @EveryoneMask, @BaseMask, @PositionX, @PositionY, @PositionZ, @GroupPositionX, @GroupPositionY, @GroupPositionZ, @VelocityX, 
@@ -376,7 +376,7 @@ ELSE
             @PayPrice, @PayButton1, @PayButton2, @PayButton3, @PayButton4, @LoopedSound, @LoopedSoundGain, @TextureAnimation, @OmegaX, 
             @OmegaY, @OmegaZ, @CameraEyeOffsetX, @CameraEyeOffsetY, @CameraEyeOffsetZ, @CameraAtOffsetX, @CameraAtOffsetY, @CameraAtOffsetZ, 
             @ForceMouselook, @ScriptAccessPin, @AllowedDrop, @DieAtEdge, @SalePrice, @SaleType, @ColorR, @ColorG, @ColorB, @ColorA, 
-            @ParticleSystem, @ClickAction, @Material, @CollisionSound, @CollisionSoundVolume, @PassTouches, @LinkNumber, @MediaURL
+            @ParticleSystem, @ClickAction, @Material, @CollisionSound, @CollisionSoundVolume, @PassTouches, @LinkNumber, @MediaURL, @DynAttrs
             )
     END";
 
@@ -1691,6 +1691,11 @@ VALUES
 
             if (!(primRow["MediaURL"] is System.DBNull))
                 prim.MediaUrl = (string)primRow["MediaURL"];
+            
+            if (!(primRow["DynAttrs"] is System.DBNull))
+                prim.DynAttrs = DAMap.FromXml((string)primRow["DynAttrs"]);
+            else
+                prim.DynAttrs = new DAMap();             
 
             return prim;
         }
@@ -1749,7 +1754,6 @@ VALUES
                 baseShape.Media = PrimitiveBaseShape.MediaList.FromXml((string)shapeRow["Media"]);
             }
 
-
             return baseShape;
         }
 
@@ -2086,6 +2090,11 @@ VALUES
                 parameters.Add(_Database.CreateParameter("PassTouches", 0));
             parameters.Add(_Database.CreateParameter("LinkNumber", prim.LinkNum));
             parameters.Add(_Database.CreateParameter("MediaURL", prim.MediaUrl));
+            
+            if (prim.DynAttrs.Count > 0)
+                parameters.Add(_Database.CreateParameter("DynAttrs", prim.DynAttrs.ToXml()));
+            else
+                parameters.Add(_Database.CreateParameter("DynAttrs", null));
 
             return parameters.ToArray();
         }
@@ -2143,7 +2152,6 @@ VALUES
                 parameters.Add(_Database.CreateParameter("Media", s.Media.ToXml()));
             }
 
-
             return parameters.ToArray();
         }
 
diff --git a/OpenSim/Data/MSSQL/Properties/AssemblyInfo.cs b/OpenSim/Data/MSSQL/Properties/AssemblyInfo.cs
index 1a67e70..4e96be8 100644
--- a/OpenSim/Data/MSSQL/Properties/AssemblyInfo.cs
+++ b/OpenSim/Data/MSSQL/Properties/AssemblyInfo.cs
@@ -61,5 +61,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Revision and Build Numbers
 // by using the '*' as shown below:
 
-[assembly : AssemblyVersion("0.7.5.*")]
+[assembly : AssemblyVersion("0.7.6.*")]
 [assembly : AssemblyFileVersion("0.6.5.0")]
diff --git a/OpenSim/Data/MSSQL/Resources/RegionStore.migrations b/OpenSim/Data/MSSQL/Resources/RegionStore.migrations
index 350e548..92cc38a 100644
--- a/OpenSim/Data/MSSQL/Resources/RegionStore.migrations
+++ b/OpenSim/Data/MSSQL/Resources/RegionStore.migrations
@@ -1148,3 +1148,11 @@ CREATE TABLE [dbo].[regionenvironment](
 ) ON [PRIMARY]
 
 COMMIT
+
+:VERSION 38       #---------------- Dynamic attributes
+
+BEGIN TRANSACTION
+
+ALTER TABLE prims ADD COLUMN DynAttrs TEXT;
+
+COMMIT
diff --git a/OpenSim/Data/MySQL/MySQLPresenceData.cs b/OpenSim/Data/MySQL/MySQLPresenceData.cs
index 7808060..3f90639 100644
--- a/OpenSim/Data/MySQL/MySQLPresenceData.cs
+++ b/OpenSim/Data/MySQL/MySQLPresenceData.cs
@@ -95,5 +95,19 @@ namespace OpenSim.Data.MySQL
 
             return true;
         }
+
+        public bool VerifyAgent(UUID agentId, UUID secureSessionID)
+        {
+            PresenceData[] ret = Get("SecureSessionID",
+                    secureSessionID.ToString());
+
+            if (ret.Length == 0)
+                return false;
+
+            if(ret[0].UserID != agentId.ToString())
+                return false;
+
+            return true;
+        }
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Data/MySQL/MySQLSimulationData.cs b/OpenSim/Data/MySQL/MySQLSimulationData.cs
index d5a4f46..30ae7a9 100644
--- a/OpenSim/Data/MySQL/MySQLSimulationData.cs
+++ b/OpenSim/Data/MySQL/MySQLSimulationData.cs
@@ -176,7 +176,7 @@ namespace OpenSim.Data.MySQL
                                     "PassCollisions, " +
                                     "LinkNumber, MediaURL, KeyframeMotion, " +
                                     "PhysicsShapeType, Density, GravityModifier, " +
-                                    "Friction, Restitution, Vehicle " +
+                                    "Friction, Restitution, Vehicle, DynAttrs " +
                                     ") values (" + "?UUID, " +
                                     "?CreationDate, ?Name, ?Text, " +
                                     "?Description, ?SitName, ?TouchName, " +
@@ -211,7 +211,7 @@ namespace OpenSim.Data.MySQL
                                     "?CollisionSoundVolume, ?PassTouches, ?PassCollisions, " +
                                     "?LinkNumber, ?MediaURL, ?KeyframeMotion, " +
                                     "?PhysicsShapeType, ?Density, ?GravityModifier, " +
-                                    "?Friction, ?Restitution, ?Vehicle)";
+                                    "?Friction, ?Restitution, ?Vehicle, ?DynAttrs)";
 
                             FillPrimCommand(cmd, prim, obj.UUID, regionUUID);
 
@@ -228,7 +228,8 @@ namespace OpenSim.Data.MySQL
                                     "PathTaperX, PathTaperY, PathTwist, " +
                                     "PathTwistBegin, ProfileBegin, ProfileEnd, " +
                                     "ProfileCurve, ProfileHollow, Texture, " +
-                                    "ExtraParams, State, Media) values (?UUID, " +
+                                    "ExtraParams, State, Media) " +
+                                    "values (?UUID, " +
                                     "?Shape, ?ScaleX, ?ScaleY, ?ScaleZ, " +
                                     "?PCode, ?PathBegin, ?PathEnd, " +
                                     "?PathScaleX, ?PathScaleY, " +
@@ -1321,6 +1322,11 @@ namespace OpenSim.Data.MySQL
             
             if (!(row["MediaURL"] is System.DBNull))
                 prim.MediaUrl = (string)row["MediaURL"];
+            
+            if (!(row["DynAttrs"] is System.DBNull))
+                prim.DynAttrs = DAMap.FromXml((string)row["DynAttrs"]);
+            else
+                prim.DynAttrs = new DAMap();        
 
             if (!(row["KeyframeMotion"] is DBNull))
             {
@@ -1731,6 +1737,11 @@ namespace OpenSim.Data.MySQL
                 cmd.Parameters.AddWithValue("Vehicle", prim.VehicleParams.ToXml2());
             else
                 cmd.Parameters.AddWithValue("Vehicle", String.Empty);
+
+            if (prim.DynAttrs.Count > 0)
+                cmd.Parameters.AddWithValue("DynAttrs", prim.DynAttrs.ToXml());
+            else
+                cmd.Parameters.AddWithValue("DynAttrs", null);
         }
 
         /// <summary>
diff --git a/OpenSim/Data/MySQL/Properties/AssemblyInfo.cs b/OpenSim/Data/MySQL/Properties/AssemblyInfo.cs
index ab3fe36..7bfa28d 100644
--- a/OpenSim/Data/MySQL/Properties/AssemblyInfo.cs
+++ b/OpenSim/Data/MySQL/Properties/AssemblyInfo.cs
@@ -61,5 +61,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Revision and Build Numbers
 // by using the '*' as shown below:
 
-[assembly : AssemblyVersion("0.7.5.*")]
+[assembly : AssemblyVersion("0.7.6.*")]
 [assembly : AssemblyFileVersion("0.6.5.0")]
diff --git a/OpenSim/Data/MySQL/Resources/RegionStore.migrations b/OpenSim/Data/MySQL/Resources/RegionStore.migrations
index c4b0832..0be5587 100644
--- a/OpenSim/Data/MySQL/Resources/RegionStore.migrations
+++ b/OpenSim/Data/MySQL/Resources/RegionStore.migrations
@@ -902,3 +902,11 @@ BEGIN;
 CREATE TABLE `regionextra` (`RegionID` char(36) not null, `Name` varchar(32) not null, `value` text, primary key(`RegionID`, `Name`));
 
 COMMIT;
+
+:VERSION 46       #---------------- Dynamic attributes
+
+BEGIN;
+
+ALTER TABLE prims ADD COLUMN DynAttrs TEXT;
+
+COMMIT;
diff --git a/OpenSim/Data/Null/NullGenericDataHandler.cs b/OpenSim/Data/Null/NullGenericDataHandler.cs
new file mode 100644
index 0000000..dd9d190
--- /dev/null
+++ b/OpenSim/Data/Null/NullGenericDataHandler.cs
@@ -0,0 +1,67 @@
+/*
+ * 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.Linq;
+using System.Reflection;
+using log4net;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Data;
+
+namespace OpenSim.Data.Null
+{
+    /// <summary>
+    /// Not a proper generic data handler yet - probably needs to actually store the data as well instead of relying
+    /// on descendent classes
+    /// </summary>
+    public class NullGenericDataHandler
+    {
+        protected List<T> Get<T>(string[] fields, string[] vals, List<T> inputEntities)
+        {
+            List<T> entities = inputEntities;
+
+            for (int i = 0; i < fields.Length; i++)
+            {
+                entities
+                    = entities.Where(
+                        e =>
+                        {
+                            FieldInfo fi = typeof(T).GetField(fields[i]);
+                            if (fi == null)
+                                throw new NotImplementedException(string.Format("No field {0} for val {1}", fields[i], vals[i]));
+
+                            return fi.GetValue(e).ToString() == vals[i];
+                        }
+                    ).ToList();
+            }
+
+            return entities;
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Data/Null/NullPresenceData.cs b/OpenSim/Data/Null/NullPresenceData.cs
index c06c223..b85b95e 100644
--- a/OpenSim/Data/Null/NullPresenceData.cs
+++ b/OpenSim/Data/Null/NullPresenceData.cs
@@ -222,5 +222,13 @@ namespace OpenSim.Data.Null
             return true;
         }
 
+        public bool VerifyAgent(UUID agentId, UUID secureSessionID)
+        {
+            if (Instance != this)
+                return Instance.VerifyAgent(agentId, secureSessionID);
+
+            return false;
+        }
+
     }
 }
diff --git a/OpenSim/Data/Null/NullRegionData.cs b/OpenSim/Data/Null/NullRegionData.cs
index b4d701a..f707d98 100644
--- a/OpenSim/Data/Null/NullRegionData.cs
+++ b/OpenSim/Data/Null/NullRegionData.cs
@@ -113,11 +113,14 @@ namespace OpenSim.Data.Null
             // Find region data
             List<RegionData> ret = new List<RegionData>();
 
-            foreach (RegionData r in m_regionData.Values)
+            lock (m_regionData)
             {
-//                    m_log.DebugFormat("[NULL REGION DATA]: comparing {0} to {1}", cleanName, r.RegionName.ToLower());
+                foreach (RegionData r in m_regionData.Values)
+                {
+                    // m_log.DebugFormat("[NULL REGION DATA]: comparing {0} to {1}", cleanName, r.RegionName.ToLower());
                     if (queryMatch(r.RegionName.ToLower()))
                         ret.Add(r);
+                }
             }
 
             if (ret.Count > 0)
@@ -133,10 +136,13 @@ namespace OpenSim.Data.Null
 
             List<RegionData> ret = new List<RegionData>();
 
-            foreach (RegionData r in m_regionData.Values)
+            lock (m_regionData)
             {
-                if (r.posX == posX && r.posY == posY)
-                    ret.Add(r);
+                foreach (RegionData r in m_regionData.Values)
+                {
+                    if (r.posX == posX && r.posY == posY)
+                        ret.Add(r);
+                }
             }
 
             if (ret.Count > 0)
@@ -150,8 +156,11 @@ namespace OpenSim.Data.Null
             if (m_useStaticInstance && Instance != this)
                 return Instance.Get(regionID, scopeID);
 
-            if (m_regionData.ContainsKey(regionID))
-                return m_regionData[regionID];
+            lock (m_regionData)
+            {
+                if (m_regionData.ContainsKey(regionID))
+                    return m_regionData[regionID];
+            }
 
             return null;
         }
@@ -163,10 +172,13 @@ namespace OpenSim.Data.Null
 
             List<RegionData> ret = new List<RegionData>();
 
-            foreach (RegionData r in m_regionData.Values)
+            lock (m_regionData)
             {
-                if (r.posX >= startX && r.posX <= endX && r.posY >= startY && r.posY <= endY)
-                    ret.Add(r);
+                foreach (RegionData r in m_regionData.Values)
+                {
+                    if (r.posX >= startX && r.posX <= endX && r.posY >= startY && r.posY <= endY)
+                        ret.Add(r);
+                }
             }
 
             return ret;
@@ -180,7 +192,10 @@ namespace OpenSim.Data.Null
 //            m_log.DebugFormat(
 //                "[NULL REGION DATA]: Storing region {0} {1}, scope {2}", data.RegionName, data.RegionID, data.ScopeID);
 
-            m_regionData[data.RegionID] = data;
+            lock (m_regionData)
+            {
+                m_regionData[data.RegionID] = data;
+            }
 
             return true;
         }
@@ -190,10 +205,13 @@ namespace OpenSim.Data.Null
             if (m_useStaticInstance && Instance != this)
                 return Instance.SetDataItem(regionID, item, value);
 
-            if (!m_regionData.ContainsKey(regionID))
-                return false;
+            lock (m_regionData)
+            {
+                if (!m_regionData.ContainsKey(regionID))
+                    return false;
 
-            m_regionData[regionID].Data[item] = value;
+                m_regionData[regionID].Data[item] = value;
+            }
 
             return true;
         }
@@ -205,10 +223,13 @@ namespace OpenSim.Data.Null
 
 //            m_log.DebugFormat("[NULL REGION DATA]: Deleting region {0}", regionID);
 
-            if (!m_regionData.ContainsKey(regionID))
-                return false;
+            lock (m_regionData)
+            {
+                if (!m_regionData.ContainsKey(regionID))
+                    return false;
 
-            m_regionData.Remove(regionID);
+                m_regionData.Remove(regionID);
+            }
 
             return true;
         }
@@ -238,10 +259,13 @@ namespace OpenSim.Data.Null
 
             List<RegionData> ret = new List<RegionData>();
 
-            foreach (RegionData r in m_regionData.Values)
+            lock (m_regionData)
             {
-                if ((Convert.ToInt32(r.Data["flags"]) & regionFlags) != 0)
-                    ret.Add(r);
+                foreach (RegionData r in m_regionData.Values)
+                {
+                    if ((Convert.ToInt32(r.Data["flags"]) & regionFlags) != 0)
+                        ret.Add(r);
+                }
             }
 
             return ret;
diff --git a/OpenSim/Data/Null/NullXGroupData.cs b/OpenSim/Data/Null/NullXGroupData.cs
new file mode 100644
index 0000000..7a86b9f
--- /dev/null
+++ b/OpenSim/Data/Null/NullXGroupData.cs
@@ -0,0 +1,90 @@
+/*
+ * 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;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Threading;
+using log4net;
+using OpenMetaverse;
+using OpenSim.Framework;
+using OpenSim.Data;
+
+namespace OpenSim.Data.Null
+{
+    public class NullXGroupData : NullGenericDataHandler, IXGroupData
+    {
+//        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+        private Dictionary<UUID, XGroup> m_groups = new Dictionary<UUID, XGroup>();
+
+        public NullXGroupData(string connectionString, string realm) {}
+
+        public bool StoreGroup(XGroup group)
+        {
+            lock (m_groups)
+            {
+                m_groups[group.groupID] = group.Clone();
+            }
+
+            return true;
+        }
+
+        public XGroup[] GetGroups(string field, string val)
+        {
+            return GetGroups(new string[] { field }, new string[] { val });
+        }
+
+        public XGroup[] GetGroups(string[] fields, string[] vals)
+        {
+            lock (m_groups)
+            {
+                List<XGroup> origGroups = Get<XGroup>(fields, vals, m_groups.Values.ToList());
+
+                return origGroups.Select(g => g.Clone()).ToArray();
+            }
+        }
+
+        public bool DeleteGroups(string field, string val)
+        {
+            return DeleteGroups(new string[] { field }, new string[] { val });
+        }
+
+        public bool DeleteGroups(string[] fields, string[] vals)
+        {
+            lock (m_groups)
+            {
+                XGroup[] groupsToDelete = GetGroups(fields, vals);
+                Array.ForEach(groupsToDelete, g => m_groups.Remove(g.groupID));
+            }
+
+            return true;
+        }
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Data/Null/Properties/AssemblyInfo.cs b/OpenSim/Data/Null/Properties/AssemblyInfo.cs
index 43b0bb3..3931b3d 100644
--- a/OpenSim/Data/Null/Properties/AssemblyInfo.cs
+++ b/OpenSim/Data/Null/Properties/AssemblyInfo.cs
@@ -61,5 +61,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Revision and Build Numbers
 // by using the '*' as shown below:
 
-[assembly : AssemblyVersion("0.7.5.*")]
+[assembly : AssemblyVersion("0.7.6.*")]
 [assembly : AssemblyFileVersion("0.6.5.0")]
diff --git a/OpenSim/Data/Properties/AssemblyInfo.cs b/OpenSim/Data/Properties/AssemblyInfo.cs
index 0da1a6b..9f342ad 100644
--- a/OpenSim/Data/Properties/AssemblyInfo.cs
+++ b/OpenSim/Data/Properties/AssemblyInfo.cs
@@ -61,5 +61,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Revision and Build Numbers
 // by using the '*' as shown below:
 
-[assembly : AssemblyVersion("0.7.5.*")]
+[assembly : AssemblyVersion("0.7.6.*")]
 [assembly : AssemblyFileVersion("0.6.5.0")]
diff --git a/OpenSim/Data/SQLite/Properties/AssemblyInfo.cs b/OpenSim/Data/SQLite/Properties/AssemblyInfo.cs
index c9a8553..ba52f82 100644
--- a/OpenSim/Data/SQLite/Properties/AssemblyInfo.cs
+++ b/OpenSim/Data/SQLite/Properties/AssemblyInfo.cs
@@ -61,5 +61,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Revision and Build Numbers
 // by using the '*' as shown below:
 
-[assembly : AssemblyVersion("0.7.5.*")]
+[assembly : AssemblyVersion("0.7.6.*")]
 [assembly : AssemblyFileVersion("0.6.5.0")]
diff --git a/OpenSim/Data/SQLite/Resources/RegionStore.migrations b/OpenSim/Data/SQLite/Resources/RegionStore.migrations
index e872977..e583dc2 100644
--- a/OpenSim/Data/SQLite/Resources/RegionStore.migrations
+++ b/OpenSim/Data/SQLite/Resources/RegionStore.migrations
@@ -575,3 +575,8 @@ CREATE TABLE `regionenvironment` (
 );
 
 COMMIT;
+
+:VERSION 27
+BEGIN;
+ALTER TABLE prims ADD COLUMN DynAttrs TEXT;
+COMMIT;
diff --git a/OpenSim/Data/SQLite/SQLiteSimulationData.cs b/OpenSim/Data/SQLite/SQLiteSimulationData.cs
index 42cd59d..c5a02d0 100644
--- a/OpenSim/Data/SQLite/SQLiteSimulationData.cs
+++ b/OpenSim/Data/SQLite/SQLiteSimulationData.cs
@@ -1232,6 +1232,8 @@ namespace OpenSim.Data.SQLite
             createCol(prims, "VolumeDetect", typeof(Int16));
 
             createCol(prims, "MediaURL", typeof(String));
+            
+            createCol(prims, "DynAttrs", typeof(String));
 
             // Add in contraints
             prims.PrimaryKey = new DataColumn[] { prims.Columns["UUID"] };
@@ -1711,6 +1713,16 @@ namespace OpenSim.Data.SQLite
 //                m_log.DebugFormat("[SQLITE]: MediaUrl type [{0}]", row["MediaURL"].GetType());
                 prim.MediaUrl = (string)row["MediaURL"];
             }
+            
+            if (!(row["DynAttrs"] is System.DBNull))
+            {
+                //m_log.DebugFormat("[SQLITE]: DynAttrs type [{0}]", row["DynAttrs"].GetType());
+                prim.DynAttrs = DAMap.FromXml((string)row["DynAttrs"]);
+            }   
+            else
+            {
+                prim.DynAttrs = new DAMap();
+            }
 
             return prim;
         }
@@ -2133,6 +2145,11 @@ namespace OpenSim.Data.SQLite
                 row["VolumeDetect"] = 0;
 
             row["MediaURL"] = prim.MediaUrl;
+
+            if (prim.DynAttrs.Count > 0)
+                row["DynAttrs"] = prim.DynAttrs.ToXml();
+            else
+                row["DynAttrs"] = null;
         }
 
         /// <summary>
@@ -2392,7 +2409,7 @@ namespace OpenSim.Data.SQLite
 
             if (!(row["Media"] is System.DBNull))
                 s.Media = PrimitiveBaseShape.MediaList.FromXml((string)row["Media"]);
-
+                        
             return s;
         }
 
diff --git a/OpenSim/Data/Tests/AssetTests.cs b/OpenSim/Data/Tests/AssetTests.cs
index 1174e2f..8cb2ee0 100644
--- a/OpenSim/Data/Tests/AssetTests.cs
+++ b/OpenSim/Data/Tests/AssetTests.cs
@@ -49,7 +49,7 @@ using OpenSim.Data.SQLite;
 namespace OpenSim.Data.Tests
 {
     [TestFixture(Description = "Asset store tests (SQLite)")]
-    public class SQLiteAssetTests : AssetTests<SqliteConnection, SQLiteAssetData>
+    public class SQLiteAssetTests :  AssetTests<SqliteConnection, SQLiteAssetData>
     {
     }
 
diff --git a/OpenSim/Data/Tests/BasicDataServiceTest.cs b/OpenSim/Data/Tests/BasicDataServiceTest.cs
index 7d85f0c..69b79bf 100644
--- a/OpenSim/Data/Tests/BasicDataServiceTest.cs
+++ b/OpenSim/Data/Tests/BasicDataServiceTest.cs
@@ -33,6 +33,7 @@ using NUnit.Framework;
 using NUnit.Framework.Constraints;
 using OpenMetaverse;
 using OpenSim.Framework;
+using OpenSim.Tests.Common;
 using log4net;
 using System.Data;
 using System.Data.Common;
@@ -43,6 +44,12 @@ namespace OpenSim.Data.Tests
     /// <summary>This is a base class for testing any Data service for any DBMS. 
     /// Requires NUnit 2.5 or better (to support the generics).
     /// </summary>
+    /// <remarks>
+    /// FIXME: Should extend OpenSimTestCase but compile on mono 2.4.3 currently fails with 
+    /// AssetTests`2 : System.MemberAccessException : Cannot create an instance of OpenSim.Data.Tests.AssetTests`2[TConn,TAssetData] because Type.ContainsGenericParameters is true.
+    /// and similar on EstateTests, InventoryTests and RegionTests.
+    /// Runs fine with mono 2.10.8.1, so easiest thing is to wait until min Mono version uplifts.
+    /// </remarks>
     /// <typeparam name="TConn"></typeparam>
     /// <typeparam name="TService"></typeparam>
     public class BasicDataServiceTest<TConn, TService>
diff --git a/OpenSim/Data/Tests/PropertyCompareConstraint.cs b/OpenSim/Data/Tests/PropertyCompareConstraint.cs
index 6c79bda..b99525a 100644
--- a/OpenSim/Data/Tests/PropertyCompareConstraint.cs
+++ b/OpenSim/Data/Tests/PropertyCompareConstraint.cs
@@ -36,6 +36,7 @@ using NUnit.Framework;
 using NUnit.Framework.Constraints;
 using OpenMetaverse;
 using OpenSim.Framework;
+using OpenSim.Tests.Common;
 
 namespace OpenSim.Data.Tests
 {
@@ -254,7 +255,7 @@ namespace OpenSim.Data.Tests
     }
 
     [TestFixture]
-    public class PropertyCompareConstraintTest
+    public class PropertyCompareConstraintTest : OpenSimTestCase
     {
         public class HasInt
         {
diff --git a/OpenSim/Data/Tests/PropertyScrambler.cs b/OpenSim/Data/Tests/PropertyScrambler.cs
index c5d40c2..e0f5862 100644
--- a/OpenSim/Data/Tests/PropertyScrambler.cs
+++ b/OpenSim/Data/Tests/PropertyScrambler.cs
@@ -34,6 +34,7 @@ using System.Text;
 using NUnit.Framework;
 using OpenMetaverse;
 using OpenSim.Framework;
+using OpenSim.Tests.Common;
 
 namespace OpenSim.Data.Tests
 {
@@ -158,7 +159,7 @@ namespace OpenSim.Data.Tests
     }
 
     [TestFixture]
-    public class PropertyScramblerTests
+    public class PropertyScramblerTests : OpenSimTestCase
     {
         [Test]
         public void TestScramble()