From 7467a471ca2d3e6066f89d8bca4ba956e07fbb6b Mon Sep 17 00:00:00 2001
From: Melanie
Date: Mon, 11 Jan 2010 22:52:05 +0000
Subject: Add the option to reject duplicate region names

---
 OpenSim/Services/GridService/GridService.cs | 25 +++++++++++++++++++++++++
 bin/OpenSim.Server.ini.example              |  1 +
 2 files changed, 26 insertions(+)

diff --git a/OpenSim/Services/GridService/GridService.cs b/OpenSim/Services/GridService/GridService.cs
index 86815e5..a500593 100644
--- a/OpenSim/Services/GridService/GridService.cs
+++ b/OpenSim/Services/GridService/GridService.cs
@@ -46,10 +46,18 @@ namespace OpenSim.Services.GridService
                 LogManager.GetLogger(
                 MethodBase.GetCurrentMethod().DeclaringType);
 
+        protected bool m_AllowDuplicateNames = false;
+
         public GridService(IConfigSource config)
             : base(config)
         {
             m_log.DebugFormat("[GRID SERVICE]: Starting...");
+
+            IConfig gridConfig = config.Configs["GridService"];
+            if (gridConfig != null)
+            {
+                m_AllowDuplicateNames = gridConfig.GetBoolean("AllowDuplicateNames", m_AllowDuplicateNames);
+            }
         }
 
         #region IGridService
@@ -82,6 +90,23 @@ namespace OpenSim.Services.GridService
                 }
             }
 
+            if (!m_AllowDuplicateNames)
+            {
+                List<RegionData> dupe = m_Database.Get(regionInfos.RegionName, scopeID);
+                if (dupe != null && dupe.Count > 0)
+                {
+                    foreach (RegionData d in dupe)
+                    {
+                        if (d.RegionID != regionInfos.RegionID)
+                        {
+                            m_log.WarnFormat("[GRID SERVICE]: Region {0} tried to register duplicate name with ID {1}.", 
+                                regionInfos.RegionName, regionInfos.RegionID);
+                            return false;
+                        }
+                    }
+                }
+            }
+
             // Everything is ok, let's register
             RegionData rdata = RegionInfo2RegionData(regionInfos);
             rdata.ScopeID = scopeID;
diff --git a/bin/OpenSim.Server.ini.example b/bin/OpenSim.Server.ini.example
index 12af0cd..d4e05af 100644
--- a/bin/OpenSim.Server.ini.example
+++ b/bin/OpenSim.Server.ini.example
@@ -80,3 +80,4 @@ LocalServiceModule = "OpenSim.Services.GridService.dll:GridService"
 StorageProvider = "OpenSim.Data.MySQL.dll:MySqlRegionData"
 ConnectionString = "Data Source=localhost;Database=opensim;User ID=opensim;Password=grid;"
 Realm = "regions"
+; AllowDuplicateNames = "True"
-- 
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