From ec0d2c28fa04102ecbad4c5660efecbb970201dd Mon Sep 17 00:00:00 2001
From: Melanie Thielker
Date: Mon, 4 May 2009 20:19:21 +0000
Subject: Committing the changed tree
---
OpenSim/Framework/Servers/GetAssetStreamHandler.cs | 217 +++++++++++++++++++++
1 file changed, 217 insertions(+)
create mode 100644 OpenSim/Framework/Servers/GetAssetStreamHandler.cs
(limited to 'OpenSim/Framework/Servers/GetAssetStreamHandler.cs')
diff --git a/OpenSim/Framework/Servers/GetAssetStreamHandler.cs b/OpenSim/Framework/Servers/GetAssetStreamHandler.cs
new file mode 100644
index 0000000..c935d2a
--- /dev/null
+++ b/OpenSim/Framework/Servers/GetAssetStreamHandler.cs
@@ -0,0 +1,217 @@
+/*
+ * 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.IO;
+using System.Reflection;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Xml;
+using System.Xml.Serialization;
+using log4net;
+using OpenMetaverse;
+using OpenSim.Data;
+using OpenSim.Framework;
+using OpenSim.Framework.Servers;
+using OpenSim.Framework.Servers.HttpServer;
+using OpenSim.Framework.Statistics;
+using System.Net;
+
+namespace OpenSim.Framework.Servers
+{
+ public class GetAssetStreamHandler : BaseStreamHandler
+ {
+ private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+
+ // private OpenAsset_Main m_assetManager;
+ private IAssetDataPlugin m_assetProvider;
+
+ ///
+ /// Constructor.
+ ///
+ ///
+ ///
+ public GetAssetStreamHandler(IAssetDataPlugin 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)
+ {
+ UUID assetID = UUID.Zero;
+
+ if (!UUID.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)
+ {
+// if (asset.ContainsReferences)
+// {
+// asset.Data = ProcessOutgoingAssetData(asset.Data);
+// }
+ if (p.Length > 1 && p[1] == "data")
+ {
+ httpResponse.StatusCode = (int)HttpStatusCode.OK;
+ httpResponse.ContentType = SLAssetTypeToContentType(asset.Type);
+ result = asset.Data;
+ }
+ else
+ {
+ 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();
+
+ Array.Resize(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;
+ }
+
+ // private byte[] ProcessOutgoingAssetData(byte[] assetData)
+ // {
+ // string data = Encoding.ASCII.GetString(assetData);
+
+ // data = ProcessAssetDataString(data);
+
+ // return Encoding.ASCII.GetBytes(data);
+ // }
+
+ public string ProcessAssetDataString(string data)
+ {
+ Regex regex = new Regex("(creator_id|owner_id)\\s+(\\S+)");
+
+ // IUserService userService = null;
+
+ data = regex.Replace(data, delegate(Match m)
+ {
+ string result = String.Empty;
+
+// string key = m.Groups[1].Captures[0].Value;
+//
+// string value = m.Groups[2].Captures[0].Value;
+//
+// Guid userUri;
+//
+// switch (key)
+// {
+// case "creator_id":
+// userUri = new Guid(value);
+// // result = "creator_url " + userService(userService, userUri);
+// break;
+//
+// case "owner_id":
+// userUri = new Guid(value);
+// // result = "owner_url " + ResolveUserUri(userService, userUri);
+// break;
+// }
+
+ return result;
+ });
+
+ return data;
+ }
+
+ private string SLAssetTypeToContentType(int assetType)
+ {
+ switch (assetType)
+ {
+ case 0:
+ return "image/jp2";
+ case 1:
+ return "application/ogg";
+ case 2:
+ return "application/x-metaverse-callingcard";
+ case 3:
+ return "application/x-metaverse-landmark";
+ case 5:
+ return "application/x-metaverse-clothing";
+ case 6:
+ return "application/x-metaverse-primitive";
+ case 7:
+ return "application/x-metaverse-notecard";
+ case 8:
+ return "application/x-metaverse-folder";
+ case 10:
+ return "application/x-metaverse-lsl";
+ case 11:
+ return "application/x-metaverse-lso";
+ case 12:
+ return "image/tga";
+ case 13:
+ return "application/x-metaverse-bodypart";
+ case 17:
+ return "audio/x-wav";
+ case 19:
+ return "image/jpeg";
+ case 20:
+ return "application/x-metaverse-animation";
+ case 21:
+ return "application/x-metaverse-gesture";
+ case 22:
+ return "application/x-metaverse-simstate";
+ default:
+ return "application/octet-stream";
+ }
+ }
+ }
+}
--
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