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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 OpenSimulator 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.Reflection;
using Nini.Config;
using log4net;
using OpenSim.Framework;
using OpenSim.Framework.Console;
using OpenSim.Data;
using OpenSim.Services.Interfaces;
using OpenMetaverse;
namespace OpenSim.Services.AssetService
{
public class AssetService : AssetServiceBase, IAssetService
{
private static readonly ILog m_log =
LogManager.GetLogger(
MethodBase.GetCurrentMethod().DeclaringType);
public AssetService(IConfigSource config) : base(config)
{
MainConsole.Instance.Commands.AddCommand("kfs", false,
"show digest",
"show digest <ID>",
"Show asset digest", HandleShowDigest);
MainConsole.Instance.Commands.AddCommand("kfs", false,
"delete asset",
"delete asset <ID>",
"Delete asset from database", HandleDeleteAsset);
if (m_AssetLoader != null)
{
IConfig assetConfig = config.Configs["AssetService"];
if (assetConfig == null)
throw new Exception("No AssetService configuration");
string loaderArgs = assetConfig.GetString("AssetLoaderArgs",
String.Empty);
bool assetLoaderEnabled = assetConfig.GetBoolean("AssetLoaderEnabled", true);
if (assetLoaderEnabled)
{
m_log.InfoFormat("[ASSET]: Loading default asset set from {0}", loaderArgs);
m_AssetLoader.ForEachDefaultXmlAsset(loaderArgs,
delegate(AssetBase a)
{
Store(a);
});
}
m_log.Info("[ASSET SERVICE]: Local asset service enabled");
}
}
public AssetBase Get(string id)
{
UUID assetID;
if (!UUID.TryParse(id, out assetID))
{
m_log.WarnFormat("[ASSET SERVICE]: Could not parse requested sset id {0}", id);
return null;
}
return m_Database.GetAsset(assetID);
}
public AssetBase GetCached(string id)
{
return Get(id);
}
public AssetMetadata GetMetadata(string id)
{
UUID assetID;
if (!UUID.TryParse(id, out assetID))
return null;
AssetBase asset = m_Database.GetAsset(assetID);
return asset.Metadata;
}
public byte[] GetData(string id)
{
UUID assetID;
if (!UUID.TryParse(id, out assetID))
return null;
AssetBase asset = m_Database.GetAsset(assetID);
return asset.Data;
}
public bool Get(string id, Object sender, AssetRetrieved handler)
{
//m_log.DebugFormat("[AssetService]: Get asset async {0}", id);
UUID assetID;
if (!UUID.TryParse(id, out assetID))
return false;
AssetBase asset = m_Database.GetAsset(assetID);
//m_log.DebugFormat("[AssetService]: Got asset {0}", asset);
handler(id, sender, asset);
return true;
}
public string Store(AssetBase asset)
{
//m_log.DebugFormat("[ASSET SERVICE]: Store asset {0} {1}", asset.Name, asset.ID);
m_Database.StoreAsset(asset);
return asset.ID;
}
public bool UpdateContent(string id, byte[] data)
{
return false;
}
public bool Delete(string id)
{
return false;
}
void HandleShowDigest(string module, string[] args)
{
if (args.Length < 3)
{
MainConsole.Instance.Output("Syntax: show digest <ID>");
return;
}
AssetBase asset = Get(args[2]);
if (asset == null || asset.Data.Length == 0)
{
MainConsole.Instance.Output("Asset not found");
return;
}
int i;
MainConsole.Instance.Output(String.Format("Name: {0}", asset.Name));
MainConsole.Instance.Output(String.Format("Description: {0}", asset.Description));
MainConsole.Instance.Output(String.Format("Type: {0}", asset.Type));
MainConsole.Instance.Output(String.Format("Content-type: {0}", asset.Metadata.ContentType));
for (i = 0 ; i < 5 ; i++)
{
int off = i * 16;
if (asset.Data.Length <= off)
break;
int len = 16;
if (asset.Data.Length < off + len)
len = asset.Data.Length - off;
byte[] line = new byte[len];
Array.Copy(asset.Data, off, line, 0, len);
string text = BitConverter.ToString(line);
MainConsole.Instance.Output(String.Format("{0:x4}: {1}", off, text));
}
}
void HandleDeleteAsset(string module, string[] args)
{
if (args.Length < 3)
{
MainConsole.Instance.Output("Syntax: delete asset <ID>");
return;
}
AssetBase asset = Get(args[2]);
if (asset == null || asset.Data.Length == 0)
{
MainConsole.Instance.Output("Asset not found");
return;
}
Delete(args[2]);
//MainConsole.Instance.Output("Asset deleted");
// TODO: Implement this
MainConsole.Instance.Output("Asset deletion not supported by database");
}
}
}
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