207 lines
8.2 KiB
C#
207 lines
8.2 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 System;
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using System.Collections.Generic;
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using System.Reflection;
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using System.Threading;
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using log4net;
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using OpenMetaverse;
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using OpenSim.Framework;
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using OpenSim.Region.Framework.Scenes;
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using OpenSim.Region.Framework.Scenes.Serialization;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Services.Interfaces;
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//using HyperGrid.Framework;
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//using OpenSim.Region.Communications.Hypergrid;
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namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
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{
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public class HGAssetMapper
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{
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#region Fields
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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// This maps between inventory server urls and inventory server clients
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// private Dictionary<string, InventoryClient> m_inventoryServers = new Dictionary<string, InventoryClient>();
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private Scene m_scene;
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#endregion
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#region Constructor
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public HGAssetMapper(Scene scene)
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{
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m_scene = scene;
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}
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#endregion
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#region Internal functions
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public AssetBase FetchAsset(string url, UUID assetID)
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{
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AssetBase asset = m_scene.AssetService.Get(url + "/" + assetID.ToString());
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if (asset != null)
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{
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m_log.DebugFormat("[HG ASSET MAPPER]: Copied asset {0} from {1} to local asset server. ", asset.ID, url);
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return asset;
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}
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return null;
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}
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public bool PostAsset(string url, AssetBase asset)
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{
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if (asset != null)
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{
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// See long comment in AssetCache.AddAsset
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if (!asset.Temporary || asset.Local)
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{
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// We need to copy the asset into a new asset, because
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// we need to set its ID to be URL+UUID, so that the
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// HGAssetService dispatches it to the remote grid.
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// It's not pretty, but the best that can be done while
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// not having a global naming infrastructure
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AssetBase asset1 = new AssetBase(asset.FullID, asset.Name, asset.Type, asset.Metadata.CreatorID);
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Copy(asset, asset1);
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try
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{
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asset1.ID = url + "/" + asset.ID;
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UUID temp = UUID.Zero;
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// TODO: if the creator is local, stick this grid's URL in front
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//if (UUID.TryParse(asset.Metadata.CreatorID, out temp))
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// asset1.Metadata.CreatorID = ??? + "/" + asset.Metadata.CreatorID;
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}
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catch
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{
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m_log.Warn("[HG ASSET MAPPER]: Oops.");
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}
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m_scene.AssetService.Store(asset1);
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m_log.DebugFormat("[HG ASSET MAPPER]: Posted copy of asset {0} from local asset server to {1}", asset1.ID, url);
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}
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return true;
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}
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else
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m_log.Warn("[HG ASSET MAPPER]: Tried to post asset to remote server, but asset not in local cache.");
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return false;
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}
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private void Copy(AssetBase from, AssetBase to)
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{
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to.Data = from.Data;
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to.Description = from.Description;
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to.FullID = from.FullID;
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to.ID = from.ID;
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to.Local = from.Local;
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to.Name = from.Name;
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to.Temporary = from.Temporary;
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to.Type = from.Type;
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}
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// TODO: unused
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// private void Dump(Dictionary<UUID, bool> lst)
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// {
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// m_log.Debug("XXX -------- UUID DUMP ------- XXX");
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// foreach (KeyValuePair<UUID, bool> kvp in lst)
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// m_log.Debug(" >> " + kvp.Key + " (texture? " + kvp.Value + ")");
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// m_log.Debug("XXX -------- UUID DUMP ------- XXX");
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// }
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#endregion
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#region Public interface
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public void Get(UUID assetID, UUID ownerID, string userAssetURL)
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{
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// Get the item from the remote asset server onto the local AssetCache
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// and place an entry in m_assetMap
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m_log.Debug("[HG ASSET MAPPER]: Fetching object " + assetID + " from asset server " + userAssetURL);
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AssetBase asset = FetchAsset(userAssetURL, assetID);
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if (asset != null)
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{
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// OK, now fetch the inside.
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Dictionary<UUID, AssetType> ids = new Dictionary<UUID, AssetType>();
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HGUuidGatherer uuidGatherer = new HGUuidGatherer(this, m_scene.AssetService, userAssetURL);
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uuidGatherer.GatherAssetUuids(asset.FullID, (AssetType)asset.Type, ids);
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if (ids.ContainsKey(assetID))
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ids.Remove(assetID);
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foreach (UUID uuid in ids.Keys)
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FetchAsset(userAssetURL, uuid);
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m_log.DebugFormat("[HG ASSET MAPPER]: Successfully fetched asset {0} from asset server {1}", asset.ID, userAssetURL);
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}
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else
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m_log.Warn("[HG ASSET MAPPER]: Could not fetch asset from remote asset server " + userAssetURL);
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}
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public void Post(UUID assetID, UUID ownerID, string userAssetURL)
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{
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// Post the item from the local AssetCache onto the remote asset server
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// and place an entry in m_assetMap
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m_log.Debug("[HG ASSET MAPPER]: Posting object " + assetID + " to asset server " + userAssetURL);
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AssetBase asset = m_scene.AssetService.Get(assetID.ToString());
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if (asset != null)
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{
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Dictionary<UUID, AssetType> ids = new Dictionary<UUID, AssetType>();
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HGUuidGatherer uuidGatherer = new HGUuidGatherer(this, m_scene.AssetService, string.Empty);
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uuidGatherer.GatherAssetUuids(asset.FullID, (AssetType)asset.Type, ids);
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foreach (UUID uuid in ids.Keys)
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{
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asset = m_scene.AssetService.Get(uuid.ToString());
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if (asset == null)
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m_log.DebugFormat("[HG ASSET MAPPER]: Could not find asset {0}", uuid);
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else
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PostAsset(userAssetURL, asset);
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}
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// maybe all pieces got there...
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m_log.DebugFormat("[HG ASSET MAPPER]: Successfully posted item {0} to asset server {1}", assetID, userAssetURL);
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}
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else
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m_log.DebugFormat("[HG ASSET MAPPER]: Something wrong with asset {0}, it could not be found", assetID);
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}
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#endregion
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}
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}
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