Preliminary work on the new default region setting mechanism

OpenSim/Data/IRegionData.cs

@@ -60,5 +60,16 @@ namespace OpenSim.Data
 
         bool Delete(UUID regionID);
 
+        List<RegionData> GetDefaultRegions(UUID scopeID);
+        List<RegionData> GetFallbackRegions(UUID scopeID, int x, int y);
+    }
+
+    [Flags]
+    public enum RegionFlags : int
+    {
+        DefaultRegion = 1, // Used for new Rez. Random if multiple defined
+        FallbackRegion = 2, // Regions we redirect to when the destination is down
+        RegionOnline = 4, // Set when a region comes online, unset when it unregisters and DeleteOnUnregister is false
+        NoDirectLogin = 8 // Region unavailable for direct logins (by name)
     }
 }

OpenSim/Data/MSSQL/MSSQLRegionData.cs

@@ -307,5 +307,15 @@ namespace OpenSim.Data.MSSQL
             }
             return false;
         }
+
+        public List<RegionData> GetDefaultRegions(UUID scopeID)
+        {
+            return null;
+        }
+
+        public List<RegionData> GetFallbackRegions(UUID scopeID, int x, int y)
+        {
+            return null;
+        }
     }
 }

OpenSim/Data/MySQL/MySQLRegionData.cs

@@ -274,5 +274,31 @@ namespace OpenSim.Data.MySQL
 
             return false;
         }
+        public List<RegionData> GetDefaultRegions(UUID scopeID)
+        {
+            string command = "select * from `"+m_Realm+"` where (flags & 1) <> 0";
+            if (scopeID != UUID.Zero)
+                command += " and ScopeID = ?scopeID";
+
+            MySqlCommand cmd = new MySqlCommand(command);
+
+            cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
+
+            return RunCommand(cmd);
+        }
+
+        public List<RegionData> GetFallbackRegions(UUID scopeID, int x, int y)
+        {
+            string command = "select * from `"+m_Realm+"` where (flags & 2) <> 0";
+            if (scopeID != UUID.Zero)
+                command += " and ScopeID = ?scopeID";
+
+            MySqlCommand cmd = new MySqlCommand(command);
+
+            cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
+
+            // TODO: distance-sort results
+            return RunCommand(cmd);
+        }
     }
 }

OpenSim/Data/MySQL/Resources/005_GridStore.sql

@@ -0,0 +1,6 @@
+BEGIN;
+
+ALTER TABLE `regions` ADD COLUMN `flags` integer NOT NULL DEFAULT 0;
+CREATE INDEX flags ON regions(flags);
+
+COMMIT;

OpenSim/Data/Null/NullRegionData.cs

@@ -130,5 +130,15 @@ namespace OpenSim.Data.Null
 
             return true;
         }
+
+        public List<RegionData> GetDefaultRegions(UUID scopeID)
+        {
+            return null;
+        }
+
+        public List<RegionData> GetFallbackRegions(UUID scopeID, int x, int y)
+        {
+            return null;
+        }
     }
 }

OpenSim/Data/RegionProfileData.cs

@@ -136,7 +136,6 @@ namespace OpenSim.Data
         /// </summary>
         public uint maturity;
 
-
         //Data Wrappers
         public string RegionName
         {