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/*
* 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 OpenSim.Framework;
using OpenSim.Region.Environment.Scenes;
using OpenSim.Region.Environment.Modules.World.Serialiser;
using System;
using System.IO;
using System.Reflection;
using libsecondlife;
using log4net;
namespace OpenSim.Region.Environment.Modules.World.Archiver
{
/// <summary>
/// Handles an individual archive read request
/// </summary>
public class ArchiveReadRequest
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
protected static System.Text.ASCIIEncoding m_asciiEncoding = new System.Text.ASCIIEncoding();
protected Scene m_scene;
protected string m_loadPath;
public ArchiveReadRequest(Scene scene, string loadPath)
{
m_scene = scene;
m_loadPath = loadPath;
DearchiveRegion();
}
protected void DearchiveRegion()
{
TarArchiveReader archive = new TarArchiveReader(m_loadPath);
AssetsDearchiver dearchiver = new AssetsDearchiver(m_scene.AssetCache);
string serializedPrims = string.Empty;
// Just test for now by reading first file
string filePath = "ERROR";
byte[] data;
while ((data = archive.ReadEntry(out filePath)) != null)
{
m_log.DebugFormat(
"[ARCHIVER]: Successfully read {0} ({1} bytes) from archive {2}", filePath, data.Length, m_loadPath);
if (filePath.Equals(ArchiveConstants.PRIMS_PATH))
{
serializedPrims = m_asciiEncoding.GetString(data);
}
else if (filePath.Equals(ArchiveConstants.ASSETS_METADATA_PATH))
{
string xml = m_asciiEncoding.GetString(data);
dearchiver.AddAssetMetadata(xml);
}
else if (filePath.StartsWith(ArchiveConstants.ASSETS_PATH))
{
dearchiver.AddAssetData(filePath, data);
}
}
m_log.Debug("[ARCHIVER]: Reached end of archive");
archive.Close();
if (serializedPrims.Equals(string.Empty))
{
m_log.ErrorFormat("[ARCHIVER]: Archive did not contain a {0} file", ArchiveConstants.PRIMS_PATH);
return;
}
// Reload serialized prims
m_log.InfoFormat("[ARCHIVER]: Loading prim data");
IRegionSerialiser serialiser = m_scene.RequestModuleInterface<IRegionSerialiser>();
serialiser.LoadPrimsFromXml2(m_scene, new StringReader(serializedPrims));
}
}
}
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