3 files changed, 45 insertions, 1 deletions

diff --git a/OpenSim/Services/Connectors/Simulation/SimulationDataService.cs b/OpenSim/Services/Connectors/Simulation/SimulationDataService.cs
index c8ecb18..0df9380 100644
--- a/OpenSim/Services/Connectors/Simulation/SimulationDataService.cs
+++ b/OpenSim/Services/Connectors/Simulation/SimulationDataService.cs
@@ -144,5 +144,9 @@ namespace OpenSim.Services.Connectors
         {
             m_database.StoreRegionWindlightSettings(wl);
         }
+        public void RemoveRegionWindlightSettings(UUID regionID)
+        {
+            m_database.RemoveRegionWindlightSettings(regionID);
+        }
     }
 }
diff --git a/OpenSim/Services/Interfaces/IGridService.cs b/OpenSim/Services/Interfaces/IGridService.cs
index 6d3bff7..a34f0be 100644
--- a/OpenSim/Services/Interfaces/IGridService.cs
+++ b/OpenSim/Services/Interfaces/IGridService.cs
@@ -97,7 +97,7 @@ namespace OpenSim.Services.Interfaces
         int GetRegionFlags(UUID scopeID, UUID regionID);
     }
 
-    public class GridRegion
+    public class GridRegion : Object
     {
 
         /// <summary>
@@ -238,6 +238,33 @@ namespace OpenSim.Services.Interfaces
             EstateOwner = ConvertFrom.EstateOwner;
         }
 
+        # region Definition of equality
+
+        /// <summary>
+        /// Define equality as two regions having the same, non-zero UUID.
+        /// </summary>
+        public bool Equals(GridRegion region)
+        {
+            if ((object)region == null)
+                return false;
+            // Return true if the non-zero UUIDs are equal:
+            return (RegionID != UUID.Zero) && RegionID.Equals(region.RegionID);
+        }
+
+        public override bool Equals(Object obj)
+        {
+            if (obj == null)
+                return false;
+            return Equals(obj as GridRegion);
+        }
+
+        public override int GetHashCode()
+        {
+            return RegionID.GetHashCode() ^ TerrainImage.GetHashCode();
+        }
+
+        #endregion
+
         /// <value>
         /// This accessor can throw all the exceptions that Dns.GetHostAddresses can throw.
         ///
diff --git a/OpenSim/Services/PresenceService/PresenceService.cs b/OpenSim/Services/PresenceService/PresenceService.cs
index 09c31c3..c8ac38e 100644
--- a/OpenSim/Services/PresenceService/PresenceService.cs
+++ b/OpenSim/Services/PresenceService/PresenceService.cs
@@ -45,10 +45,20 @@ namespace OpenSim.Services.PresenceService
                 LogManager.GetLogger(
                 MethodBase.GetCurrentMethod().DeclaringType);
 
+        protected bool m_allowDuplicatePresences = false;
+
         public PresenceService(IConfigSource config)
             : base(config)
         {
             m_log.Debug("[PRESENCE SERVICE]: Starting presence service");
+
+            IConfig presenceConfig = config.Configs["PresenceService"];
+            if (presenceConfig != null)
+            {
+                m_allowDuplicatePresences =
+                        presenceConfig.GetBoolean("AllowDuplicatePresences",
+                                                  m_allowDuplicatePresences);
+            }
         }
 
         public bool LoginAgent(string userID, UUID sessionID,
@@ -57,6 +67,9 @@ namespace OpenSim.Services.PresenceService
             //PresenceData[] d = m_Database.Get("UserID", userID);
             //m_Database.Get("UserID", userID);
 
+            if (!m_allowDuplicatePresences)
+                m_Database.Delete("UserID", userID.ToString());
+
             PresenceData data = new PresenceData();
 
             data.UserID = userID;