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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 System;
using System.IO;
using System.Net;
using System.Reflection;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
using libsecondlife;
using log4net;
using OpenSim.Framework;
using OpenSim.Framework.Servers;
using OpenSim.Framework.Statistics;
namespace OpenSim.Grid.AssetServer
{
public class GetAssetStreamHandler : BaseStreamHandler
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private OpenAsset_Main m_assetManager;
private IAssetProvider m_assetProvider;
/// <summary>
/// Constructor.
/// </summary>
/// <param name="assetManager"></param>
/// <param name="assetProvider"></param>
public GetAssetStreamHandler(OpenAsset_Main assetManager, IAssetProvider assetProvider)
: base("GET", "/assets")
{
m_log.Info("[REST]: In Get Request");
m_assetManager = assetManager;
m_assetProvider = assetProvider;
}
public override byte[] Handle(string path, Stream request,
OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
string param = GetParam(path);
byte[] result = new byte[] {};
string[] p = param.Split(new char[] {'/', '?', '&'}, StringSplitOptions.RemoveEmptyEntries);
if (p.Length > 0)
{
LLUUID assetID = null;
if (!LLUUID.TryParse(p[0], out assetID))
{
m_log.InfoFormat(
"[REST]: GET:/asset ignoring request with malformed UUID {0}", p[0]);
return result;
}
if (StatsManager.AssetStats != null)
StatsManager.AssetStats.AddRequest();
AssetBase asset = m_assetProvider.FetchAsset(assetID);
if (asset != null)
{
XmlSerializer xs = new XmlSerializer(typeof (AssetBase));
MemoryStream ms = new MemoryStream();
XmlTextWriter xw = new XmlTextWriter(ms, Encoding.UTF8);
xw.Formatting = Formatting.Indented;
xs.Serialize(xw, asset);
xw.Flush();
ms.Seek(0, SeekOrigin.Begin);
//StreamReader sr = new StreamReader(ms);
result = ms.GetBuffer();
m_log.InfoFormat(
"[REST]: GET:/asset found {0} with name {1}, size {2} bytes",
assetID, asset.Name, result.Length);
Array.Resize<byte>(ref result, (int) ms.Length);
}
else
{
if (StatsManager.AssetStats != null)
StatsManager.AssetStats.AddNotFoundRequest();
m_log.InfoFormat("[REST]: GET:/asset failed to find {0}", assetID);
}
}
return result;
}
}
public class PostAssetStreamHandler : BaseStreamHandler
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private OpenAsset_Main m_assetManager;
private IAssetProvider m_assetProvider;
public override byte[] Handle(string path, Stream request,
OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
string param = GetParam(path);
LLUUID assetId;
if (param.Length > 0)
LLUUID.TryParse(param, out assetId);
byte[] txBuffer = new byte[4096];
XmlSerializer xs = new XmlSerializer(typeof (AssetBase));
AssetBase asset = (AssetBase) xs.Deserialize(request);
m_log.InfoFormat("[REST]: StoreAndCommitAsset {0}", asset.FullID);
m_assetProvider.CreateAsset(asset);
m_assetProvider.CommitAssets();
return new byte[] {};
}
public PostAssetStreamHandler(OpenAsset_Main assetManager, IAssetProvider assetProvider)
: base("POST", "/assets")
{
m_assetManager = assetManager;
m_assetProvider = assetProvider;
}
}
}
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