OpenSimMirror/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs

114 lines
4.8 KiB
C#

/*
* 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.Collections;
using System.Collections.Specialized;
using System.Reflection;
using System.IO;
using System.Text;
using System.Web;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using OpenSim.Framework;
using OpenSim.Framework.Servers;
using OpenSim.Framework.Servers.HttpServer;
using OpenSim.Services.Interfaces;
using Caps = OpenSim.Framework.Capabilities.Caps;
namespace OpenSim.Capabilities.Handlers
{
public class GetMeshHandler : BaseStreamHandler
{
// private static readonly ILog m_log =
// LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
private IAssetService m_assetService;
public GetMeshHandler(string path, IAssetService assService, string name, string description)
: base("GET", path, name, description)
{
m_assetService = assService;
}
protected override byte[] ProcessRequest(string path, Stream request, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
{
// Try to parse the texture ID from the request URL
NameValueCollection query = HttpUtility.ParseQueryString(httpRequest.Url.Query);
string meshStr = query.GetOne("mesh_id");
// m_log.DebugFormat("Fetching mesh {0}", meshStr);
UUID meshID = UUID.Zero;
if (!String.IsNullOrEmpty(meshStr) && UUID.TryParse(meshStr, out meshID))
{
if (m_assetService == null)
{
httpResponse.StatusCode = 404;
httpResponse.ContentType = "text/plain";
byte[] data = Encoding.UTF8.GetBytes("The asset service is unavailable. So is your mesh.");
httpResponse.Body.Write(data, 0, data.Length);
return null;
}
AssetBase mesh = m_assetService.Get(meshID.ToString());
if (mesh != null)
{
if (mesh.Type == (SByte)AssetType.Mesh)
{
byte[] data = mesh.Data;
httpResponse.Body.Write(data, 0, data.Length);
httpResponse.ContentType = "application/vnd.ll.mesh";
httpResponse.StatusCode = 200;
}
// Optionally add additional mesh types here
else
{
httpResponse.StatusCode = 404;
httpResponse.ContentType = "text/plain";
byte[] data = Encoding.UTF8.GetBytes("Unfortunately, this asset isn't a mesh.");
httpResponse.Body.Write(data, 0, data.Length);
httpResponse.KeepAlive = false;
}
}
else
{
httpResponse.StatusCode = 404;
httpResponse.ContentType = "text/plain";
byte[] data = Encoding.UTF8.GetBytes("Your Mesh wasn't found. Sorry!");
httpResponse.Body.Write(data, 0, data.Length);
httpResponse.KeepAlive = false;
}
}
return null;
}
}
}