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-rw-r--r--OpenSim/Framework/Servers/GetAssetStreamHandler.cs216
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diff --git a/OpenSim/Framework/Servers/GetAssetStreamHandler.cs b/OpenSim/Framework/Servers/GetAssetStreamHandler.cs
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1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.IO;
30using System.Reflection;
31using System.Text;
32using System.Text.RegularExpressions;
33using System.Xml;
34using System.Xml.Serialization;
35using log4net;
36using OpenMetaverse;
37using OpenSim.Data;
38using OpenSim.Framework;
39using OpenSim.Framework.Servers;
40using OpenSim.Framework.Statistics;
41using System.Net;
42
43namespace OpenSim.Framework.Servers
44{
45 public class GetAssetStreamHandler : BaseStreamHandler
46 {
47 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
48
49 // private OpenAsset_Main m_assetManager;
50 private IAssetDataPlugin m_assetProvider;
51
52 /// <summary>
53 /// Constructor.
54 /// </summary>
55 /// <param name="assetManager"></param>
56 /// <param name="assetProvider"></param>
57 public GetAssetStreamHandler(IAssetDataPlugin assetProvider)
58 : base("GET", "/assets")
59 {
60 m_log.Info("[REST]: In Get Request");
61 // m_assetManager = assetManager;
62 m_assetProvider = assetProvider;
63 }
64
65 public override byte[] Handle(string path, Stream request,
66 OSHttpRequest httpRequest, OSHttpResponse httpResponse)
67 {
68 string param = GetParam(path);
69 byte[] result = new byte[] { };
70
71 string[] p = param.Split(new char[] { '/', '?', '&' }, StringSplitOptions.RemoveEmptyEntries);
72
73 if (p.Length > 0)
74 {
75 UUID assetID = UUID.Zero;
76
77 if (!UUID.TryParse(p[0], out assetID))
78 {
79 m_log.InfoFormat(
80 "[REST]: GET:/asset ignoring request with malformed UUID {0}", p[0]);
81 return result;
82 }
83
84 if (StatsManager.AssetStats != null)
85 StatsManager.AssetStats.AddRequest();
86
87 AssetBase asset = m_assetProvider.FetchAsset(assetID);
88 if (asset != null)
89 {
90// if (asset.ContainsReferences)
91// {
92// asset.Data = ProcessOutgoingAssetData(asset.Data);
93// }
94 if (p.Length > 1 && p[1] == "data")
95 {
96 httpResponse.StatusCode = (int)HttpStatusCode.OK;
97 httpResponse.ContentType = SLAssetTypeToContentType(asset.Type);
98 result = asset.Data;
99 }
100 else
101 {
102 XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
103 MemoryStream ms = new MemoryStream();
104 XmlTextWriter xw = new XmlTextWriter(ms, Encoding.UTF8);
105 xw.Formatting = Formatting.Indented;
106 xs.Serialize(xw, asset);
107 xw.Flush();
108
109 ms.Seek(0, SeekOrigin.Begin);
110 //StreamReader sr = new StreamReader(ms);
111
112 result = ms.GetBuffer();
113
114 Array.Resize<byte>(ref result, (int)ms.Length);
115 }
116 }
117 else
118 {
119 if (StatsManager.AssetStats != null)
120 StatsManager.AssetStats.AddNotFoundRequest();
121
122 m_log.InfoFormat("[REST]: GET:/asset failed to find {0}", assetID);
123 }
124 }
125
126 return result;
127 }
128
129 // private byte[] ProcessOutgoingAssetData(byte[] assetData)
130 // {
131 // string data = Encoding.ASCII.GetString(assetData);
132
133 // data = ProcessAssetDataString(data);
134
135 // return Encoding.ASCII.GetBytes(data);
136 // }
137
138 public string ProcessAssetDataString(string data)
139 {
140 Regex regex = new Regex("(creator_id|owner_id)\\s+(\\S+)");
141
142 // IUserService userService = null;
143
144 data = regex.Replace(data, delegate(Match m)
145 {
146 string result = String.Empty;
147
148// string key = m.Groups[1].Captures[0].Value;
149//
150// string value = m.Groups[2].Captures[0].Value;
151//
152// Guid userUri;
153//
154// switch (key)
155// {
156// case "creator_id":
157// userUri = new Guid(value);
158// // result = "creator_url " + userService(userService, userUri);
159// break;
160//
161// case "owner_id":
162// userUri = new Guid(value);
163// // result = "owner_url " + ResolveUserUri(userService, userUri);
164// break;
165// }
166
167 return result;
168 });
169
170 return data;
171 }
172
173 private string SLAssetTypeToContentType(int assetType)
174 {
175 switch (assetType)
176 {
177 case 0:
178 return "image/jp2";
179 case 1:
180 return "application/ogg";
181 case 2:
182 return "application/x-metaverse-callingcard";
183 case 3:
184 return "application/x-metaverse-landmark";
185 case 5:
186 return "application/x-metaverse-clothing";
187 case 6:
188 return "application/x-metaverse-primitive";
189 case 7:
190 return "application/x-metaverse-notecard";
191 case 8:
192 return "application/x-metaverse-folder";
193 case 10:
194 return "application/x-metaverse-lsl";
195 case 11:
196 return "application/x-metaverse-lso";
197 case 12:
198 return "image/tga";
199 case 13:
200 return "application/x-metaverse-bodypart";
201 case 17:
202 return "audio/x-wav";
203 case 19:
204 return "image/jpeg";
205 case 20:
206 return "application/x-metaverse-animation";
207 case 21:
208 return "application/x-metaverse-gesture";
209 case 22:
210 return "application/x-metaverse-simstate";
211 default:
212 return "application/octet-stream";
213 }
214 }
215 }
216}
generated by cgit v1.1 at 2024-07-05 14:53:43 +0000