148 lines
5.3 KiB
C#
148 lines
5.3 KiB
C#
/*
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* Copyright (c) 2006-2016, openmetaverse.co
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* All rights reserved.
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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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*
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* - Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* - Neither the name of the openmetaverse.co nor the names
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* of its contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* 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.IO;
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using System.Xml;
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namespace OpenMetaverse.Assets
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{
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/// <summary>
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/// Archives assets
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/// </summary>
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public class AssetsArchiver
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{
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///// <value>
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///// Post a message to the log every x assets as a progress bar
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///// </value>
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//static int LOG_ASSET_LOAD_NOTIFICATION_INTERVAL = 50;
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/// <summary>
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/// Archive assets
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/// </summary>
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protected IDictionary<UUID, Asset> m_assets;
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public AssetsArchiver(IDictionary<UUID, Asset> assets)
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{
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m_assets = assets;
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}
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/// <summary>
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/// Archive the assets given to this archiver to the given archive.
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/// </summary>
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/// <param name="archive"></param>
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public void Archive(TarArchiveWriter archive)
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{
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//WriteMetadata(archive);
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WriteData(archive);
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}
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/// <summary>
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/// Write an assets metadata file to the given archive
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/// </summary>
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/// <param name="archive"></param>
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protected void WriteMetadata(TarArchiveWriter archive)
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{
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StringWriter sw = new StringWriter();
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using (XmlTextWriter xtw = new XmlTextWriter(sw))
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{
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xtw.Formatting = Formatting.Indented;
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xtw.WriteStartDocument();
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xtw.WriteStartElement("assets");
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foreach (UUID uuid in m_assets.Keys)
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{
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Asset asset = m_assets[uuid];
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if (asset != null)
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{
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xtw.WriteStartElement("asset");
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string extension = string.Empty;
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if (ArchiveConstants.ASSET_TYPE_TO_EXTENSION.ContainsKey(asset.AssetType))
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{
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extension = ArchiveConstants.ASSET_TYPE_TO_EXTENSION[asset.AssetType];
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}
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xtw.WriteElementString("filename", uuid + extension);
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xtw.WriteElementString("name", uuid.ToString());
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xtw.WriteElementString("description", String.Empty);
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xtw.WriteElementString("asset-type", asset.AssetType.ToString());
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xtw.WriteEndElement();
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}
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}
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xtw.WriteEndElement();
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xtw.WriteEndDocument();
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archive.WriteFile("assets.xml", sw.ToString());
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}
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}
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/// <summary>
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/// Write asset data files to the given archive
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/// </summary>
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/// <param name="archive"></param>
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protected void WriteData(TarArchiveWriter archive)
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{
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// It appears that gtar, at least, doesn't need the intermediate directory entries in the tar
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//archive.AddDir("assets");
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int assetsAdded = 0;
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foreach (UUID uuid in m_assets.Keys)
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{
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Asset asset = m_assets[uuid];
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string extension = string.Empty;
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if (ArchiveConstants.ASSET_TYPE_TO_EXTENSION.ContainsKey(asset.AssetType))
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{
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extension = ArchiveConstants.ASSET_TYPE_TO_EXTENSION[asset.AssetType];
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}
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else
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{
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Logger.Log(String.Format(
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"Unrecognized asset type {0} with uuid {1}. This asset will be saved but not reloaded",
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asset.AssetType, asset.AssetID), Helpers.LogLevel.Warning);
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}
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asset.Encode();
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archive.WriteFile(
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ArchiveConstants.ASSETS_PATH + uuid + extension,
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asset.AssetData);
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assetsAdded++;
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}
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}
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}
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}
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