On initial region registration, if the user chooses the option to make the region part of an existing estate, then list the existing region names.

OpenSim/Data/MSSQL/MSSQLEstateData.cs

@@ -350,26 +350,43 @@ namespace OpenSim.Data.MSSQL
 
         public EstateSettings LoadEstateSettings(int estateID)
         {
+            // TODO: Implementation!
             return new EstateSettings();
         }
+        
+        public List<EstateSettings> LoadEstateSettingsAll()
+        {
+            // TODO: Implementation!
+            return new List<EstateSettings>();            
+        }
 
         public List<int> GetEstates(string search)
         {
+            // TODO: Implementation!            
+            return new List<int>();
+        }
+        
+        public List<int> GetEstatesAll()
+        {
+            // TODO: Implementation!            
             return new List<int>();
         }
 
         public bool LinkRegion(UUID regionID, int estateID)
         {
+            // TODO: Implementation!            
             return false;
         }
 
         public List<UUID> GetRegions(int estateID)
         {
+            // TODO: Implementation!            
             return new List<UUID>();
         }
 
         public bool DeleteEstate(int estateID)
         {
+            // TODO: Implementation!            
             return false;
         }
         #endregion

OpenSim/Data/MySQL/MySQLEstateData.cs

@@ -413,6 +413,46 @@ namespace OpenSim.Data.MySQL
                 return DoLoad(cmd, UUID.Zero, false);
             }
         }
+        
+        public List<EstateSettings> LoadEstateSettingsAll()
+        {
+            List<EstateSettings> allEstateSettings = new List<EstateSettings>();            
+            
+            List<int> allEstateIds = GetEstatesAll();
+            
+            foreach (int estateId in allEstateIds)
+                allEstateSettings.Add(LoadEstateSettings(estateId));
+            
+            return allEstateSettings;
+        }
+        
+        public List<int> GetEstatesAll()
+        {
+            List<int> result = new List<int>();
+
+            using (MySqlConnection dbcon = new MySqlConnection(m_connectionString))
+            {
+                dbcon.Open();
+
+                using (MySqlCommand cmd = dbcon.CreateCommand())
+                {
+                    cmd.CommandText = "select estateID from estate_settings";
+
+                    using (IDataReader reader = cmd.ExecuteReader())
+                    {
+                        while (reader.Read())
+                        {
+                            result.Add(Convert.ToInt32(reader["EstateID"]));
+                        }
+                        reader.Close();
+                    }
+                }
+
+                dbcon.Close();
+            }
+
+            return result;            
+        }
 
         public List<int> GetEstates(string search)
         {

OpenSim/Data/SQLite/SQLiteEstateData.cs

@@ -357,6 +357,17 @@ namespace OpenSim.Data.SQLite
 
             return DoLoad(cmd, UUID.Zero, false);
         }
+        
+        public List<EstateSettings> LoadEstateSettingsAll()
+        {
+            List<EstateSettings> estateSettings = new List<EstateSettings>();
+            
+            List<int> estateIds = GetEstatesAll();
+            foreach (int estateId in estateIds)
+                estateSettings.Add(LoadEstateSettings(estateId));
+            
+            return estateSettings;
+        }
 
         public List<int> GetEstates(string search)
         {
@@ -379,6 +390,27 @@ namespace OpenSim.Data.SQLite
 
             return result;
         }
+        
+        public List<int> GetEstatesAll()
+        {
+            List<int> result = new List<int>();
+
+            string sql = "select EstateID from estate_settings";
+
+            SqliteCommand cmd = (SqliteCommand)m_connection.CreateCommand();
+
+            cmd.CommandText = sql;
+
+            IDataReader r = cmd.ExecuteReader();
+
+            while (r.Read())
+            {
+                result.Add(Convert.ToInt32(r["EstateID"]));
+            }
+            r.Close();
+
+            return result;            
+        }
 
         public bool LinkRegion(UUID regionID, int estateID)
         {

OpenSim/Data/SQLiteLegacy/SQLiteEstateData.cs

@@ -100,6 +100,17 @@ namespace OpenSim.Data.SQLiteLegacy
 
             return DoLoad(cmd, regionID, create);
         }
+        
+        public List<EstateSettings> LoadEstateSettingsAll()
+        {
+            List<EstateSettings> estateSettings = new List<EstateSettings>();
+            
+            List<int> estateIds = GetEstatesAll();
+            foreach (int estateId in estateIds)
+                estateSettings.Add(LoadEstateSettings(estateId));
+            
+            return estateSettings;
+        }        
 
         private EstateSettings DoLoad(SqliteCommand cmd, UUID regionID, bool create)
         {
@@ -369,6 +380,28 @@ namespace OpenSim.Data.SQLiteLegacy
             return result;
         }
 
+
+        public List<int> GetEstatesAll()
+        {
+            List<int> result = new List<int>();
+
+            string sql = "select EstateID from estate_settings";
+
+            SqliteCommand cmd = (SqliteCommand)m_connection.CreateCommand();
+
+            cmd.CommandText = sql;
+
+            IDataReader r = cmd.ExecuteReader();
+
+            while (r.Read())
+            {
+                result.Add(Convert.ToInt32(r["EstateID"]));
+            }
+            r.Close();
+
+            return result;
+        }
+        
         public bool LinkRegion(UUID regionID, int estateID)
         {
             SqliteCommand cmd = (SqliteCommand)m_connection.CreateCommand();

OpenSim/Region/Application/OpenSimBase.cs

@@ -828,7 +828,18 @@ namespace OpenSim
                     }
                     else
                     {
-                        response = MainConsole.Instance.CmdPrompt("Estate name to join", "None");
+                        List<EstateSettings> estates = estateDataService.LoadEstateSettingsAll();
+                        
+                        List<string> estateNames = new List<string>();
+                        foreach (EstateSettings estate in estates)
+                            estateNames.Add(estate.EstateName);
+                        
+                        response 
+                            = MainConsole.Instance.CmdPrompt(
+                                string.Format(
+                                    "Name of estate to join.  Existing estate names are ({0})", string.Join(", ", estateNames.ToArray())), 
+                                "None");
+                        
                         if (response == "None")
                             continue;
 

OpenSim/Region/Framework/Interfaces/IEstateDataService.cs

@@ -36,8 +36,22 @@ namespace OpenSim.Region.Framework.Interfaces
     {
         EstateSettings LoadEstateSettings(UUID regionID, bool create);
         EstateSettings LoadEstateSettings(int estateID);
+        
+        /// <summary>
+        /// Load/Get all estate settings.
+        /// </summary>
+        /// <returns>An empty list if no estates were found.</returns>
+        List<EstateSettings> LoadEstateSettingsAll();
+        
         void StoreEstateSettings(EstateSettings es);
         List<int> GetEstates(string search);
+        
+        /// <summary>
+        /// Get the IDs of all estates.
+        /// </summary>
+        /// <returns>An empty list if no estates were found.</returns>
+        List<int> GetEstatesAll();
+            
         bool LinkRegion(UUID regionID, int estateID);
         List<UUID> GetRegions(int estateID);
         bool DeleteEstate(int estateID);

OpenSim/Region/Framework/Interfaces/IEstateDataStore.cs

@@ -37,8 +37,22 @@ namespace OpenSim.Region.Framework.Interfaces
 
         EstateSettings LoadEstateSettings(UUID regionID, bool create);
         EstateSettings LoadEstateSettings(int estateID);
+        
+        /// <summary>
+        /// Load/Get all estate settings.
+        /// </summary>
+        /// <returns>An empty list if no estates were found.</returns>
+        List<EstateSettings> LoadEstateSettingsAll();
+        
         void StoreEstateSettings(EstateSettings es);
         List<int> GetEstates(string search);
+        
+        /// <summary>
+        /// Get the IDs of all estates.
+        /// </summary>
+        /// <returns>An empty list if no estates were found.</returns>
+        List<int> GetEstatesAll();
+        
         bool LinkRegion(UUID regionID, int estateID);
         List<UUID> GetRegions(int estateID);
         bool DeleteEstate(int estateID);

OpenSim/Services/Connectors/Simulation/EstateDataService.cs

@@ -90,6 +90,11 @@ namespace OpenSim.Services.Connectors
         {
             return m_database.LoadEstateSettings(estateID);
         }
+        
+        public List<EstateSettings> LoadEstateSettingsAll()
+        {
+            return m_database.LoadEstateSettingsAll();            
+        }        
 
         public void StoreEstateSettings(EstateSettings es)
         {
@@ -100,6 +105,11 @@ namespace OpenSim.Services.Connectors
         {
             return m_database.GetEstates(search);
         }
+        
+        public List<int> GetEstatesAll()
+        {
+            return m_database.GetEstatesAll();
+        }
 
         public bool LinkRegion(UUID regionID, int estateID)
         {