/* * 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.Data; using System.Reflection; using MySql.Data.MySqlClient; using OpenMetaverse; using OpenSim.Framework; using OpenSim.Data; using RegionFlags = OpenSim.Framework.RegionFlags; namespace OpenSim.Data.MySQL { public class MySqlRegionData : MySqlFramework, IRegionData { private string m_Realm; private List<string> m_ColumnNames; //private string m_connectionString; protected virtual Assembly Assembly { get { return GetType().Assembly; } } public MySqlRegionData(string connectionString, string realm) : base(connectionString) { m_Realm = realm; m_connectionString = connectionString; using (MySqlConnection dbcon = new MySqlConnection(m_connectionString)) { dbcon.Open(); Migration m = new Migration(dbcon, Assembly, "GridStore"); m.Update(); } } public List<RegionData> Get(string regionName, UUID scopeID) { string command = "select * from `"+m_Realm+"` where regionName like ?regionName"; if (scopeID != UUID.Zero) command += " and ScopeID = ?scopeID"; command += " order by regionName"; using (MySqlCommand cmd = new MySqlCommand(command)) { cmd.Parameters.AddWithValue("?regionName", regionName); cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString()); return RunCommand(cmd); } } public RegionData Get(int posX, int posY, UUID scopeID) { string command = "select * from `"+m_Realm+"` where locX = ?posX and locY = ?posY"; if (scopeID != UUID.Zero) command += " and ScopeID = ?scopeID"; using (MySqlCommand cmd = new MySqlCommand(command)) { cmd.Parameters.AddWithValue("?posX", posX.ToString()); cmd.Parameters.AddWithValue("?posY", posY.ToString()); cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString()); List<RegionData> ret = RunCommand(cmd); if (ret.Count == 0) return null; return ret[0]; } } public RegionData Get(UUID regionID, UUID scopeID) { string command = "select * from `"+m_Realm+"` where uuid = ?regionID"; if (scopeID != UUID.Zero) command += " and ScopeID = ?scopeID"; using (MySqlCommand cmd = new MySqlCommand(command)) { cmd.Parameters.AddWithValue("?regionID", regionID.ToString()); cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString()); List<RegionData> ret = RunCommand(cmd); if (ret.Count == 0) return null; return ret[0]; } } public List<RegionData> Get(int startX, int startY, int endX, int endY, UUID scopeID) { string command = "select * from `"+m_Realm+"` where locX between ?startX and ?endX and locY between ?startY and ?endY"; if (scopeID != UUID.Zero) command += " and ScopeID = ?scopeID"; using (MySqlCommand cmd = new MySqlCommand(command)) { cmd.Parameters.AddWithValue("?startX", startX.ToString()); cmd.Parameters.AddWithValue("?startY", startY.ToString()); cmd.Parameters.AddWithValue("?endX", endX.ToString()); cmd.Parameters.AddWithValue("?endY", endY.ToString()); cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString()); return RunCommand(cmd); } } public List<RegionData> RunCommand(MySqlCommand cmd) { List<RegionData> retList = new List<RegionData>(); using (MySqlConnection dbcon = new MySqlConnection(m_connectionString)) { dbcon.Open(); cmd.Connection = dbcon; using (IDataReader result = cmd.ExecuteReader()) { while (result.Read()) { RegionData ret = new RegionData(); ret.Data = new Dictionary<string, object>(); ret.RegionID = DBGuid.FromDB(result["uuid"]); ret.ScopeID = DBGuid.FromDB(result["ScopeID"]); ret.RegionName = result["regionName"].ToString(); ret.posX = Convert.ToInt32(result["locX"]); ret.posY = Convert.ToInt32(result["locY"]); ret.sizeX = Convert.ToInt32(result["sizeX"]); ret.sizeY = Convert.ToInt32(result["sizeY"]); CheckColumnNames(result); foreach (string s in m_ColumnNames) { if (s == "uuid") continue; if (s == "ScopeID") continue; if (s == "regionName") continue; if (s == "locX") continue; if (s == "locY") continue; object value = result[s]; if (value is DBNull) ret.Data[s] = null; else ret.Data[s] = result[s].ToString(); } retList.Add(ret); } } } return retList; } private void CheckColumnNames(IDataReader result) { if (m_ColumnNames != null) return; List<string> columnNames = new List<string>(); DataTable schemaTable = result.GetSchemaTable(); foreach (DataRow row in schemaTable.Rows) { if (row["ColumnName"] != null) columnNames.Add(row["ColumnName"].ToString()); } m_ColumnNames = columnNames; } public bool Store(RegionData data) { if (data.Data.ContainsKey("uuid")) data.Data.Remove("uuid"); if (data.Data.ContainsKey("ScopeID")) data.Data.Remove("ScopeID"); if (data.Data.ContainsKey("regionName")) data.Data.Remove("regionName"); if (data.Data.ContainsKey("posX")) data.Data.Remove("posX"); if (data.Data.ContainsKey("posY")) data.Data.Remove("posY"); if (data.Data.ContainsKey("sizeX")) data.Data.Remove("sizeX"); if (data.Data.ContainsKey("sizeY")) data.Data.Remove("sizeY"); if (data.Data.ContainsKey("locX")) data.Data.Remove("locX"); if (data.Data.ContainsKey("locY")) data.Data.Remove("locY"); if (data.RegionName.Length > 128) data.RegionName = data.RegionName.Substring(0, 128); string[] fields = new List<string>(data.Data.Keys).ToArray(); using (MySqlCommand cmd = new MySqlCommand()) { string update = "update `" + m_Realm + "` set locX=?posX, locY=?posY, sizeX=?sizeX, sizeY=?sizeY"; foreach (string field in fields) { update += ", "; update += "`" + field + "` = ?" + field; cmd.Parameters.AddWithValue("?" + field, data.Data[field]); } update += " where uuid = ?regionID"; if (data.ScopeID != UUID.Zero) update += " and ScopeID = ?scopeID"; cmd.CommandText = update; cmd.Parameters.AddWithValue("?regionID", data.RegionID.ToString()); cmd.Parameters.AddWithValue("?regionName", data.RegionName); cmd.Parameters.AddWithValue("?scopeID", data.ScopeID.ToString()); cmd.Parameters.AddWithValue("?posX", data.posX.ToString()); cmd.Parameters.AddWithValue("?posY", data.posY.ToString()); cmd.Parameters.AddWithValue("?sizeX", data.sizeX.ToString()); cmd.Parameters.AddWithValue("?sizeY", data.sizeY.ToString()); if (ExecuteNonQuery(cmd) < 1) { string insert = "insert into `" + m_Realm + "` (`uuid`, `ScopeID`, `locX`, `locY`, `sizeX`, `sizeY`, `regionName`, `" + String.Join("`, `", fields) + "`) values ( ?regionID, ?scopeID, ?posX, ?posY, ?sizeX, ?sizeY, ?regionName, ?" + String.Join(", ?", fields) + ")"; cmd.CommandText = insert; if (ExecuteNonQuery(cmd) < 1) { return false; } } } return true; } public bool SetDataItem(UUID regionID, string item, string value) { using (MySqlCommand cmd = new MySqlCommand("update `" + m_Realm + "` set `" + item + "` = ?" + item + " where uuid = ?UUID")) { cmd.Parameters.AddWithValue("?" + item, value); cmd.Parameters.AddWithValue("?UUID", regionID.ToString()); if (ExecuteNonQuery(cmd) > 0) return true; } return false; } public bool Delete(UUID regionID) { using (MySqlCommand cmd = new MySqlCommand("delete from `" + m_Realm + "` where uuid = ?UUID")) { cmd.Parameters.AddWithValue("?UUID", regionID.ToString()); if (ExecuteNonQuery(cmd) > 0) return true; } return false; } public List<RegionData> GetDefaultRegions(UUID scopeID) { return Get((int)RegionFlags.DefaultRegion, scopeID); } public List<RegionData> GetFallbackRegions(UUID scopeID, int x, int y) { List<RegionData> regions = Get((int)RegionFlags.FallbackRegion, scopeID); RegionDataDistanceCompare distanceComparer = new RegionDataDistanceCompare(x, y); regions.Sort(distanceComparer); return regions; } public List<RegionData> GetHyperlinks(UUID scopeID) { return Get((int)RegionFlags.Hyperlink, scopeID); } private List<RegionData> Get(int regionFlags, UUID scopeID) { string command = "select * from `" + m_Realm + "` where (flags & " + regionFlags.ToString() + ") <> 0"; if (scopeID != UUID.Zero) command += " and ScopeID = ?scopeID"; using (MySqlCommand cmd = new MySqlCommand(command)) { cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString()); return RunCommand(cmd); } } } }