433 lines
14 KiB
C#
433 lines
14 KiB
C#
/*
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* Copyright (c) OpenSim project, http://sim.opensecondlife.org/
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the <organization> nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY <copyright holder> ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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using System;
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using System.IO;
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using System.Xml;
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using libsecondlife;
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using libsecondlife.Packets;
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using System.Collections.Generic;
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namespace OpenSimLite
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{
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/// <summary>
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/// Description of GridManager.
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/// </summary>
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public class GridManager
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{
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private Server _server;
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private System.Text.Encoding _enc = System.Text.Encoding.ASCII;
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private AgentManager _agentManager;
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private libsecondlife.Packets.RegionHandshakePacket _regionPacket;
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public Dictionary<ulong, RegionInfo> Grid;
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/// <summary>
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///
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/// </summary>
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/// <param name="serve"></param>
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/// <param name="agentManager"></param>
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public GridManager(Server server, AgentManager agentManager)
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{
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Grid = new Dictionary<ulong, RegionInfo>();
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_server = server;
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_agentManager = agentManager;
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LoadGrid();
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InitialiseRegionHandshake();
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="type"></param>
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/// <returns></returns>
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public LLUUID RequestUUID(byte type)
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{
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//get next UUID in block for requested type;
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return(LLUUID.Zero);
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}
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public void InitialiseRegionHandshake()
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{
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_regionPacket = new RegionHandshakePacket();
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_regionPacket.RegionInfo.BillableFactor = 0;
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_regionPacket.RegionInfo.IsEstateManager = false;
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_regionPacket.RegionInfo.TerrainHeightRange00 = 60;
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_regionPacket.RegionInfo.TerrainHeightRange01 = 60;
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_regionPacket.RegionInfo.TerrainHeightRange10 = 60;
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_regionPacket.RegionInfo.TerrainHeightRange11 = 60;
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_regionPacket.RegionInfo.TerrainStartHeight00 = 20;
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_regionPacket.RegionInfo.TerrainStartHeight01 = 20;
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_regionPacket.RegionInfo.TerrainStartHeight10 = 20;
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_regionPacket.RegionInfo.TerrainStartHeight11 = 20;
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_regionPacket.RegionInfo.SimAccess = 13;
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_regionPacket.RegionInfo.WaterHeight = 5;
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_regionPacket.RegionInfo.RegionFlags = 72458694;
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_regionPacket.RegionInfo.SimName = _enc.GetBytes( Globals.Instance.RegionName);
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_regionPacket.RegionInfo.SimOwner = new LLUUID("00000000-0000-0000-0000-000000000000");
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_regionPacket.RegionInfo.TerrainBase0 = new LLUUID("b8d3965a-ad78-bf43-699b-bff8eca6c975");
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_regionPacket.RegionInfo.TerrainBase1 = new LLUUID("abb783e6-3e93-26c0-248a-247666855da3");
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_regionPacket.RegionInfo.TerrainBase2 = new LLUUID("179cdabd-398a-9b6b-1391-4dc333ba321f");
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_regionPacket.RegionInfo.TerrainBase3 = new LLUUID("beb169c7-11ea-fff2-efe5-0f24dc881df2");
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_regionPacket.RegionInfo.TerrainDetail0 = new LLUUID("00000000-0000-0000-0000-000000000000");
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_regionPacket.RegionInfo.TerrainDetail1 = new LLUUID("00000000-0000-0000-0000-000000000000");
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_regionPacket.RegionInfo.TerrainDetail2 = new LLUUID("00000000-0000-0000-0000-000000000000");
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_regionPacket.RegionInfo.TerrainDetail3 = new LLUUID("00000000-0000-0000-0000-000000000000");
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_regionPacket.RegionInfo.CacheID = LLUUID.Zero; // new LLUUID("545ec0a5-5751-1026-8a0b-216e38a7ab37");
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}
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public void SendRegionData(NetworkInfo userInfo)
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{
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_server.SendPacket(_regionPacket,true, userInfo);
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//inform client of join comlete
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libsecondlife.Packets.AgentMovementCompletePacket mov = new AgentMovementCompletePacket();
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mov.AgentData.SessionID = userInfo.User.SessionID;
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mov.AgentData.AgentID = userInfo.User.AgentID;
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mov.Data.RegionHandle = Globals.Instance.RegionHandle;
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mov.Data.Timestamp = 1169838966;
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mov.Data.Position = new LLVector3(100f, 100f, 22f);
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mov.Data.LookAt = new LLVector3(0.99f, 0.042f, 0);
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_server.SendPacket(mov, true, userInfo);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="UserInfo"></param>
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public void RequestMapLayer(NetworkInfo userInfo)
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{
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//send a layer covering the 800,800 - 1200,1200 area
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MapLayerReplyPacket MapReply = new MapLayerReplyPacket();
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MapReply.AgentData.AgentID = userInfo.User.AgentID;
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MapReply.AgentData.Flags = 0;
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MapReply.LayerData = new MapLayerReplyPacket.LayerDataBlock[1];
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MapReply.LayerData[0] = new MapLayerReplyPacket.LayerDataBlock();
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MapReply.LayerData[0].Bottom = 800;
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MapReply.LayerData[0].Left = 800;
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MapReply.LayerData[0].Top = 1200;
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MapReply.LayerData[0].Right = 1200;
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MapReply.LayerData[0].ImageID = new LLUUID("00000000-0000-0000-7007-000000000006");
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_server.SendPacket(MapReply, true, userInfo);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="UserInfo"></param>
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/// <param name="MinX"></param>
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/// <param name="MinY"></param>
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/// <param name="MaxX"></param>
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/// <param name="MaxY"></param>
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public void RequestMapBlock(NetworkInfo userInfo, int minX, int minY,int maxX,int maxY)
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{
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foreach (KeyValuePair<ulong, RegionInfo> regionPair in this.Grid)
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{
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//check Region is inside the requested area
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RegionInfo Region = regionPair.Value;
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if(((Region.X > minX) && (Region.X < maxX)) && ((Region.Y > minY) && (Region.Y < maxY)))
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{
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MapBlockReplyPacket MapReply = new MapBlockReplyPacket();
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MapReply.AgentData.AgentID = userInfo.User.AgentID;
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MapReply.AgentData.Flags = 0;
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MapReply.Data = new MapBlockReplyPacket.DataBlock[1];
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MapReply.Data[0] = new MapBlockReplyPacket.DataBlock();
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MapReply.Data[0].MapImageID = Region.ImageID;
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MapReply.Data[0].X = Region.X;
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MapReply.Data[0].Y = Region.Y;
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MapReply.Data[0].WaterHeight = Region.WaterHeight;
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MapReply.Data[0].Name = _enc.GetBytes( Region.Name);
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MapReply.Data[0].RegionFlags = 72458694;
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MapReply.Data[0].Access = 13;
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MapReply.Data[0].Agents = 1;
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_server.SendPacket(MapReply, true, userInfo);
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}
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="UserInfo"></param>
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/// <param name="Request"></param>
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public void RequestTeleport(NetworkInfo userInfo, TeleportLocationRequestPacket request)
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{
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if(Grid.ContainsKey(request.Info.RegionHandle))
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{
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RegionInfo Region = Grid[request.Info.RegionHandle];
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libsecondlife.Packets.TeleportStartPacket TeleportStart = new TeleportStartPacket();
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TeleportStart.Info.TeleportFlags = 16;
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_server.SendPacket(TeleportStart, true, userInfo);
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libsecondlife.Packets.TeleportFinishPacket Teleport = new TeleportFinishPacket();
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Teleport.Info.AgentID = userInfo.User.AgentID;
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Teleport.Info.RegionHandle = request.Info.RegionHandle;
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Teleport.Info.SimAccess = 13;
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Teleport.Info.SeedCapability = new byte[0];
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System.Net.IPAddress oIP = System.Net.IPAddress.Parse(Region.IPAddress.Address);
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byte[] byteIP = oIP.GetAddressBytes();
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uint ip=(uint)byteIP[3]<<24;
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ip+=(uint)byteIP[2]<<16;
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ip+=(uint)byteIP[1]<<8;
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ip+=(uint)byteIP[0];
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Teleport.Info.SimIP = ip;
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Teleport.Info.SimPort = Region.IPAddress.Port;
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Teleport.Info.LocationID = 4;
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Teleport.Info.TeleportFlags = 1 << 4;;
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_server.SendPacket(Teleport, true, userInfo);
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//this._agentManager.RemoveAgent(userInfo);
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}
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}
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/// <summary>
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///
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/// </summary>
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private void LoadGrid()
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{
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//should connect to a space server to see what grids there are
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//but for now we read static xml files
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ulong CurrentHandle = 0;
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bool Login = true;
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XmlDocument doc = new XmlDocument();
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try {
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doc.Load(Path.Combine(System.AppDomain.CurrentDomain.BaseDirectory, "Grid.ini" ));
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}
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catch ( Exception e)
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{
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Console.WriteLine(e.Message);
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return;
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}
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try
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{
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XmlNode root = doc.FirstChild;
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if (root.Name != "Root")
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throw new Exception("Error: Invalid File. Missing <Root>");
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XmlNode nodes = root.FirstChild;
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if (nodes.Name != "Grid")
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throw new Exception("Error: Invalid File. <project> first child should be <Grid>");
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if (nodes.HasChildNodes) {
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foreach( XmlNode xmlnc in nodes.ChildNodes)
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{
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if(xmlnc.Name == "Region")
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{
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string xmlAttri;
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RegionInfo Region = new RegionInfo();
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if(xmlnc.Attributes["Name"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("Name")).Value;
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Region.Name = xmlAttri+" \0";
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}
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if(xmlnc.Attributes["ImageID"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("ImageID")).Value;
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Region.ImageID = new LLUUID(xmlAttri);
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}
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if(xmlnc.Attributes["IP_Address"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("IP_Address")).Value;
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Region.IPAddress.Address = xmlAttri;
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}
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if(xmlnc.Attributes["IP_Port"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("IP_Port")).Value;
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Region.IPAddress.Port = Convert.ToUInt16(xmlAttri);
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}
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if(xmlnc.Attributes["Location_X"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("Location_X")).Value;
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Region.X = Convert.ToUInt16(xmlAttri);
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}
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if(xmlnc.Attributes["Location_Y"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("Location_Y")).Value;
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Region.Y = Convert.ToUInt16(xmlAttri);
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}
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this.Grid.Add(Region.Handle, Region);
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}
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if(xmlnc.Name == "CurrentRegion")
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{
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string xmlAttri;
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uint Rx = 0, Ry = 0;
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if(xmlnc.Attributes["RegionHandle"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("RegionHandle")).Value;
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CurrentHandle = Convert.ToUInt64(xmlAttri);
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}
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else
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{
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if(xmlnc.Attributes["Region_X"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("Region_X")).Value;
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Rx = Convert.ToUInt32(xmlAttri);
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}
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if(xmlnc.Attributes["Region_Y"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("Region_Y")).Value;
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Ry = Convert.ToUInt32(xmlAttri);
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}
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}
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if(xmlnc.Attributes["LoginServer"] != null)
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{
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xmlAttri = ((XmlAttribute)xmlnc.Attributes.GetNamedItem("LoginServer")).Value;
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Login = Convert.ToBoolean(xmlAttri);
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}
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if(CurrentHandle == 0)
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{
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//no RegionHandle set
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//so check for Region X and Y
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if((Rx > 0) && (Ry > 0))
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{
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CurrentHandle = Helpers.UIntsToLong((Rx*256), (Ry*256));
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}
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else
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{
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//seems to be no Region location set
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// so set default
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CurrentHandle = 1096213093147648;
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}
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}
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}
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}
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//finished loading grid, now set Globals to current region
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if(CurrentHandle != 0)
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{
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if(Grid.ContainsKey(CurrentHandle))
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{
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RegionInfo Region = Grid[CurrentHandle];
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Globals.Instance.RegionHandle = Region.Handle;
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Globals.Instance.RegionName = Region.Name;
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Globals.Instance.SimPort = Region.IPAddress.Port;
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Globals.Instance.StartLoginServer = Login;
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}
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}
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}
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}
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catch ( Exception e)
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{
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Console.WriteLine(e.Message);
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return;
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}
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}
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}
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public class RegionInfo
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{
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public RegionIP IPAddress;
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public string Name;
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private ushort _x;
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private ushort _y;
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private ulong _handle;
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public LLUUID ImageID;
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public uint Flags;
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public byte WaterHeight;
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public ushort X
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{
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get
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{
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return(_x);
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}
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set
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{
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_x = value;
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Handle = Helpers.UIntsToLong((((uint)_x)*256), (((uint)_y)*256));
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}
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}
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public ushort Y
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{
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get
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{
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return(_y);
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}
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set
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{
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_y = value;
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Handle = Helpers.UIntsToLong((((uint)_x)*256), (((uint)_y)*256));
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}
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}
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public ulong Handle
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{
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get
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{
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if(_handle > 0)
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{
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return(_handle);
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}
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else
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{
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//should never be called but just incase
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return(Helpers.UIntsToLong((((uint)_x)*256), (((uint)_y)*256)));
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}
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}
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set
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{
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_handle = value;
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}
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}
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public RegionInfo()
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{
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this.IPAddress = new RegionIP();
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}
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}
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public class RegionIP
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{
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public string Address;
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public ushort Port;
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public RegionIP()
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{
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}
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}
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}
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