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HGWorldMapModule.cs 7.3 KB

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  1. /*
  2. * Copyright (c) Contributors, http://opensimulator.org/
  3. * See CONTRIBUTORS.TXT for a full list of copyright holders.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. * * Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * * Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. * * Neither the name of the OpenSimulator Project nor the
  13. * names of its contributors may be used to endorse or promote products
  14. * derived from this software without specific prior written permission.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
  17. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19. * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
  20. * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21. * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23. * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26. */
  27. using System;
  28. using System.Collections.Generic;
  29. using System.Reflection;
  30. using log4net;
  31. using Nini.Config;
  32. using OpenMetaverse;
  33. using OpenMetaverse.StructuredData;
  34. using Mono.Addins;
  35. using OpenSim.Framework;
  36. using OpenSim.Region.CoreModules.World.WorldMap;
  37. using OpenSim.Region.Framework.Interfaces;
  38. using OpenSim.Region.Framework.Scenes;
  39. using GridRegion = OpenSim.Services.Interfaces.GridRegion;
  40. namespace OpenSim.Region.CoreModules.Hypergrid
  41. {
  42. [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "HGWorldMapModule")]
  43. public class HGWorldMapModule : WorldMapModule
  44. {
  45. private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
  46. // Remember the map area that each client has been exposed to in this region
  47. private Dictionary<UUID, List<MapBlockData>> m_SeenMapBlocks = new Dictionary<UUID, List<MapBlockData>>();
  48. private string m_MapImageServerURL = string.Empty;
  49. private IUserManagement m_UserManagement;
  50. #region INonSharedRegionModule Members
  51. public override void Initialise(IConfigSource source)
  52. {
  53. if (Util.GetConfigVarFromSections<string>(
  54. source, "WorldMapModule", new string[] { "Map", "Startup" }, "WorldMap") == "HGWorldMap")
  55. {
  56. m_Enabled = true;
  57. m_MapImageServerURL = Util.GetConfigVarFromSections<string>(source, "MapTileURL", new string[] {"LoginService", "HGWorldMap", "SimulatorFeatures"});
  58. if (!string.IsNullOrEmpty(m_MapImageServerURL))
  59. {
  60. m_MapImageServerURL = m_MapImageServerURL.Trim();
  61. if (!m_MapImageServerURL.EndsWith("/"))
  62. m_MapImageServerURL = m_MapImageServerURL + "/";
  63. }
  64. }
  65. }
  66. public override void AddRegion(Scene scene)
  67. {
  68. if (!m_Enabled)
  69. return;
  70. base.AddRegion(scene);
  71. scene.EventManager.OnClientClosed += EventManager_OnClientClosed;
  72. }
  73. public override void RegionLoaded(Scene scene)
  74. {
  75. if (!m_Enabled)
  76. return;
  77. base.RegionLoaded(scene);
  78. ISimulatorFeaturesModule featuresModule = m_scene.RequestModuleInterface<ISimulatorFeaturesModule>();
  79. if (featuresModule != null)
  80. featuresModule.OnSimulatorFeaturesRequest += OnSimulatorFeaturesRequest;
  81. m_UserManagement = m_scene.RequestModuleInterface<IUserManagement>();
  82. }
  83. public override void RemoveRegion(Scene scene)
  84. {
  85. if (!m_Enabled)
  86. return;
  87. scene.EventManager.OnClientClosed -= EventManager_OnClientClosed;
  88. }
  89. public override string Name
  90. {
  91. get { return "HGWorldMap"; }
  92. }
  93. #endregion
  94. void EventManager_OnClientClosed(UUID clientID, Scene scene)
  95. {
  96. ScenePresence sp = scene.GetScenePresence(clientID);
  97. if (sp != null)
  98. {
  99. if (m_SeenMapBlocks.ContainsKey(clientID))
  100. {
  101. List<MapBlockData> mapBlocks = m_SeenMapBlocks[clientID];
  102. foreach (MapBlockData b in mapBlocks)
  103. {
  104. b.Name = string.Empty;
  105. b.Access = 254; // means 'simulator is offline'. We need this because the viewer ignores 255's
  106. }
  107. m_log.DebugFormat("[HG MAP]: Reseting {0} blocks", mapBlocks.Count);
  108. sp.ControllingClient.SendMapBlock(mapBlocks, 0);
  109. m_SeenMapBlocks.Remove(clientID);
  110. }
  111. }
  112. }
  113. protected override List<MapBlockData> GetAndSendBlocks(IClientAPI remoteClient, int minX, int minY, int maxX, int maxY, uint flag)
  114. {
  115. List<MapBlockData> mapBlocks = base.GetAndSendBlocks(remoteClient, minX, minY, maxX, maxY, flag);
  116. lock (m_SeenMapBlocks)
  117. {
  118. if (!m_SeenMapBlocks.ContainsKey(remoteClient.AgentId))
  119. {
  120. m_SeenMapBlocks.Add(remoteClient.AgentId, mapBlocks);
  121. }
  122. else
  123. {
  124. List<MapBlockData> seen = m_SeenMapBlocks[remoteClient.AgentId];
  125. List<MapBlockData> newBlocks = new List<MapBlockData>();
  126. foreach (MapBlockData b in mapBlocks)
  127. if (seen.Find(delegate(MapBlockData bdata) { return bdata.X == b.X && bdata.Y == b.Y; }) == null)
  128. newBlocks.Add(b);
  129. seen.AddRange(newBlocks);
  130. }
  131. }
  132. return mapBlocks;
  133. }
  134. private void OnSimulatorFeaturesRequest(UUID agentID, ref OSDMap features)
  135. {
  136. if (m_UserManagement != null && !string.IsNullOrEmpty(m_MapImageServerURL) && !m_UserManagement.IsLocalGridUser(agentID))
  137. {
  138. OSD extras = new OSDMap();
  139. if (features.ContainsKey("OpenSimExtras"))
  140. extras = features["OpenSimExtras"];
  141. else
  142. features["OpenSimExtras"] = extras;
  143. ((OSDMap)extras)["map-server-url"] = m_MapImageServerURL;
  144. }
  145. }
  146. }
  147. class MapArea
  148. {
  149. public int minX;
  150. public int minY;
  151. public int maxX;
  152. public int maxY;
  153. public MapArea(int mix, int miy, int max, int may)
  154. {
  155. minX = mix;
  156. minY = miy;
  157. maxX = max;
  158. maxY = may;
  159. }
  160. public void Print()
  161. {
  162. Console.WriteLine(String.Format(" --> Area is minX={0} minY={1} minY={2} maxY={3}", minX, minY, maxY, maxY));
  163. }
  164. }
  165. }