From 225252f48ee0e58d8bd9955ceae6c4c31e4d1a3d Mon Sep 17 00:00:00 2001 From: Melanie Thielker Date: Sun, 10 May 2009 22:55:44 +0000 Subject: [PATCH] Add the HG asset module skeleton --- .../Asset/HGAssetServiceConnector.cs | 165 ++++++++++++++++++ 1 file changed, 165 insertions(+) create mode 100644 OpenSim/Region/CoreModules/ServiceConnectors/Asset/HGAssetServiceConnector.cs diff --git a/OpenSim/Region/CoreModules/ServiceConnectors/Asset/HGAssetServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectors/Asset/HGAssetServiceConnector.cs new file mode 100644 index 0000000000..58cc134103 --- /dev/null +++ b/OpenSim/Region/CoreModules/ServiceConnectors/Asset/HGAssetServiceConnector.cs @@ -0,0 +1,165 @@ +/* + * 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 OpenSim 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 log4net; +using Nini.Config; +using System; +using System.Collections.Generic; +using System.Reflection; +using OpenSim.Framework; +using OpenSim.Servers.Base; +using OpenSim.Region.Framework.Interfaces; +using OpenSim.Region.Framework.Scenes; +using OpenSim.Services.Interfaces; + +namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset +{ + public class HGAssetServicesConnector : + ISharedRegionModule, IAssetService + { + private static readonly ILog m_log = + LogManager.GetLogger( + MethodBase.GetCurrentMethod().DeclaringType); + + private IImprovedAssetCache m_Cache = null; + + private bool m_Enabled = false; + + public string Name + { + get { return "HGAssetServicesConnector"; } + } + + public void Initialise(IConfigSource source) + { + IConfig moduleConfig = source.Configs["Modules"]; + if (moduleConfig != null) + { + string name = moduleConfig.GetString("AssetServices", ""); + if (name == Name) + { + IConfig assetConfig = source.Configs["AssetService"]; + if (assetConfig == null) + { + m_log.Error("[ASSET CONNECTOR]: AssetService missing from OpanSim.ini"); + return; + } + + m_Enabled = true; + m_log.Info("[ASSET CONNECTOR]: HG asset connector enabled"); + } + } + } + + public void PostInitialise() + { + } + + public void Close() + { + } + + public void AddRegion(Scene scene) + { + if (!m_Enabled) + return; + + scene.RegisterModuleInterface(this); + } + + public void RemoveRegion(Scene scene) + { + } + + public void RegionLoaded(Scene scene) + { + if (!m_Enabled) + return; + + if (m_Cache == null) + { + m_Cache = scene.RequestModuleInterface(); + + if (!(m_Cache is ISharedRegionModule)) + m_Cache = null; + } + + m_log.InfoFormat("[ASSET CONNECTOR]: Enabled local assets for region {0}", scene.RegionInfo.RegionName); + + if (m_Cache != null) + { + m_log.InfoFormat("[ASSET CONNECTOR]: Enabled asset caching for region {0}", scene.RegionInfo.RegionName); + } + } + + // + // Note to Diva: + // + // This is not the broker! + // This module is not supposed to route anything anywhere. This is where + // the code to access remote assets (by URL) goes. It can be assumed + // that the ID is a URL. The broker makes sure of that. + // + // This is a disposable comment :) Feel free to remove it + // + + public AssetBase Get(string id) + { + return null; + } + + public AssetMetadata GetMetadata(string id) + { + return null; + } + + public byte[] GetData(string id) + { + return null; + } + + public bool Get(string id, Object sender, AssetRetrieved handler) + { + return false; + } + + public string Store(AssetBase asset) + { + return String.Empty; + } + + public bool UpdateContent(string id, byte[] data) + { + return false; + } + + public bool Delete(string id) + { + return false; + } + } +}