307 lines
11 KiB
C#
307 lines
11 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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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 OpenSimulator Project 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 THE DEVELOPERS ``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 THE CONTRIBUTORS 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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using log4net;
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using Mono.Addins;
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using Nini.Config;
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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using OpenSim.Framework;
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using OpenSim.Framework.Console;
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using OpenSim.Server.Base;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Region.Framework.Scenes;
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using OpenSim.Services.Interfaces;
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using GridRegion = OpenSim.Services.Interfaces.GridRegion;
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using OpenMetaverse;
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namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
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{
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[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "LocalGridServicesConnector")]
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public class LocalGridServicesConnector : ISharedRegionModule, IGridService
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{
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private static readonly ILog m_log =
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LogManager.GetLogger(
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MethodBase.GetCurrentMethod().DeclaringType);
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private static string LogHeader = "[LOCAL GRID SERVICE CONNECTOR]";
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private IGridService m_GridService;
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private Dictionary<UUID, RegionCache> m_LocalCache = new Dictionary<UUID, RegionCache>();
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private bool m_Enabled;
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public LocalGridServicesConnector()
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{
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m_log.DebugFormat("{0} LocalGridServicesConnector no parms.", LogHeader);
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}
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public LocalGridServicesConnector(IConfigSource source)
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{
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m_log.DebugFormat("{0} LocalGridServicesConnector instantiated directly.", LogHeader);
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InitialiseService(source);
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}
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#region ISharedRegionModule
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public Type ReplaceableInterface
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{
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get { return null; }
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}
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public string Name
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{
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get { return "LocalGridServicesConnector"; }
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}
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public void Initialise(IConfigSource source)
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{
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IConfig moduleConfig = source.Configs["Modules"];
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if (moduleConfig != null)
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{
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string name = moduleConfig.GetString("GridServices", "");
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if (name == Name)
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{
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InitialiseService(source);
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m_log.Info("[LOCAL GRID SERVICE CONNECTOR]: Local grid connector enabled");
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}
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}
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}
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private void InitialiseService(IConfigSource source)
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{
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IConfig config = source.Configs["GridService"];
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if (config == null)
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{
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m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: GridService missing from OpenSim.ini");
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return;
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}
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string serviceDll = config.GetString("LocalServiceModule", String.Empty);
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if (serviceDll == String.Empty)
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{
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m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: No LocalServiceModule named in section GridService");
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return;
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}
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Object[] args = new Object[] { source };
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m_GridService =
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ServerUtils.LoadPlugin<IGridService>(serviceDll,
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args);
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if (m_GridService == null)
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{
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m_log.Error("[LOCAL GRID SERVICE CONNECTOR]: Can't load grid service");
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return;
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}
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m_Enabled = true;
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}
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public void PostInitialise()
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{
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// FIXME: We will still add this command even if we aren't enabled since RemoteGridServiceConnector
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// will have instantiated us directly.
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MainConsole.Instance.Commands.AddCommand("Regions", false, "show neighbours",
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"show neighbours",
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"Shows the local regions' neighbours", HandleShowNeighboursCommand);
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}
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public void Close()
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{
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}
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public void AddRegion(Scene scene)
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{
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if (!m_Enabled)
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return;
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scene.RegisterModuleInterface<IGridService>(this);
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lock (m_LocalCache)
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{
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if (m_LocalCache.ContainsKey(scene.RegionInfo.RegionID))
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m_log.ErrorFormat("[LOCAL GRID SERVICE CONNECTOR]: simulator seems to have more than one region with the same UUID. Please correct this!");
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else
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m_LocalCache.Add(scene.RegionInfo.RegionID, new RegionCache(scene));
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}
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}
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public void RemoveRegion(Scene scene)
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{
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if (!m_Enabled)
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return;
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lock (m_LocalCache)
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{
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m_LocalCache[scene.RegionInfo.RegionID].Clear();
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m_LocalCache.Remove(scene.RegionInfo.RegionID);
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}
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}
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public void RegionLoaded(Scene scene)
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{
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}
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#endregion
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#region IGridService
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public string RegisterRegion(UUID scopeID, GridRegion regionInfo)
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{
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return m_GridService.RegisterRegion(scopeID, regionInfo);
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}
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public bool DeregisterRegion(UUID regionID)
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{
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return m_GridService.DeregisterRegion(regionID);
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}
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public List<GridRegion> GetNeighbours(UUID scopeID, UUID regionID)
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{
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return m_GridService.GetNeighbours(scopeID, regionID);
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}
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public GridRegion GetRegionByUUID(UUID scopeID, UUID regionID)
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{
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return m_GridService.GetRegionByUUID(scopeID, regionID);
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}
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// Get a region given its base coordinates.
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// NOTE: this is NOT 'get a region by some point in the region'. The coordinate MUST
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// be the base coordinate of the region.
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public GridRegion GetRegionByPosition(UUID scopeID, int x, int y)
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{
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GridRegion region = null;
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// uint regionX = Util.WorldToRegionLoc((uint)x);
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// uint regionY = Util.WorldToRegionLoc((uint)y);
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// First see if it's a neighbour, even if it isn't on this sim.
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// Neighbour data is cached in memory, so this is fast
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lock (m_LocalCache)
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{
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foreach (RegionCache rcache in m_LocalCache.Values)
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{
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region = rcache.GetRegionByPosition(x, y);
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if (region != null)
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{
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// m_log.DebugFormat("{0} GetRegionByPosition. Found region {1} in cache. Pos=<{2},{3}>",
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// LogHeader, region.RegionName, x, y);
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break;
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}
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}
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}
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// Then try on this sim (may be a lookup in DB if this is using MySql).
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if (region == null)
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{
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region = m_GridService.GetRegionByPosition(scopeID, x, y);
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/*
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if (region == null)
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{
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m_log.DebugFormat("{0} GetRegionByPosition. Region not found by grid service. Pos=<{1},{2}>",
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LogHeader, regionX, regionY);
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}
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else
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{
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m_log.DebugFormat("{0} GetRegionByPosition. Requested region {1} from grid service. Pos=<{2},{3}>",
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LogHeader, region.RegionName, regionX, regionY);
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}
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*/
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}
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return region;
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}
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public GridRegion GetRegionByName(UUID scopeID, string regionName)
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{
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return m_GridService.GetRegionByName(scopeID, regionName);
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}
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public List<GridRegion> GetRegionsByName(UUID scopeID, string name, int maxNumber)
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{
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return m_GridService.GetRegionsByName(scopeID, name, maxNumber);
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}
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public List<GridRegion> GetRegionRange(UUID scopeID, int xmin, int xmax, int ymin, int ymax)
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{
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return m_GridService.GetRegionRange(scopeID, xmin, xmax, ymin, ymax);
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}
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public List<GridRegion> GetDefaultRegions(UUID scopeID)
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{
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return m_GridService.GetDefaultRegions(scopeID);
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}
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public List<GridRegion> GetDefaultHypergridRegions(UUID scopeID)
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{
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return m_GridService.GetDefaultHypergridRegions(scopeID);
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}
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public List<GridRegion> GetFallbackRegions(UUID scopeID, int x, int y)
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{
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return m_GridService.GetFallbackRegions(scopeID, x, y);
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}
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public List<GridRegion> GetHyperlinks(UUID scopeID)
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{
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return m_GridService.GetHyperlinks(scopeID);
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}
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public int GetRegionFlags(UUID scopeID, UUID regionID)
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{
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return m_GridService.GetRegionFlags(scopeID, regionID);
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}
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public Dictionary<string, object> GetExtraFeatures()
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{
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return m_GridService.GetExtraFeatures();
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}
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#endregion
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public void HandleShowNeighboursCommand(string module, string[] cmdparams)
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{
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System.Text.StringBuilder caps = new System.Text.StringBuilder();
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lock (m_LocalCache)
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{
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foreach (KeyValuePair<UUID, RegionCache> kvp in m_LocalCache)
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{
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caps.AppendFormat("*** Neighbours of {0} ({1}) ***\n", kvp.Value.RegionName, kvp.Key);
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List<GridRegion> regions = kvp.Value.GetNeighbours();
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foreach (GridRegion r in regions)
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caps.AppendFormat(" {0} @ {1}-{2}\n", r.RegionName, Util.WorldToRegionLoc((uint)r.RegionLocX), Util.WorldToRegionLoc((uint)r.RegionLocY));
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}
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}
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MainConsole.Instance.Output(caps.ToString());
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}
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}
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}
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