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-rw-r--r--OpenSim/Framework/Servers/BaseGetAssetStreamHandler.cs196
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diff --git a/OpenSim/Framework/Servers/BaseGetAssetStreamHandler.cs b/OpenSim/Framework/Servers/BaseGetAssetStreamHandler.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.Collections.Generic;
30using System.IO;
31using System.Net;
32using System.Reflection;
33using System.Text;
34using System.Text.RegularExpressions;
35using System.Xml;
36using System.Xml.Serialization;
37using log4net;
38using OpenMetaverse;
39using OpenSim.Framework.Servers.HttpServer;
40using OpenSim.Framework.Statistics;
41
42namespace OpenSim.Framework.Servers
43{
44 public abstract class BaseGetAssetStreamHandler : BaseStreamHandler
45 {
46 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
47
48 protected BaseGetAssetStreamHandler(string httpMethod, string path) : base(httpMethod, path)
49 {
50 }
51
52 protected abstract AssetBase GetAsset(UUID assetID);
53
54 public override byte[] Handle(string path, Stream request,
55 OSHttpRequest httpRequest, OSHttpResponse httpResponse)
56 {
57 byte[] result = new byte[] { };
58
59 string[] p = SplitParams(path);
60
61 if (p.Length > 0)
62 {
63 UUID assetID = UUID.Zero;
64
65 if (!UUID.TryParse(p[0], out assetID))
66 {
67 m_log.InfoFormat(
68 "[REST]: GET:/asset ignoring request with malformed UUID {0}", p[0]);
69 return result;
70 }
71
72 if (StatsManager.AssetStats != null)
73 StatsManager.AssetStats.AddRequest();
74
75 AssetBase asset = GetAsset(assetID);
76
77 if (asset != null)
78 {
79// if (asset.ContainsReferences)
80// {
81// asset.Data = ProcessOutgoingAssetData(asset.Data);
82// }
83 if (p.Length > 1 && p[1] == "data")
84 {
85 httpResponse.StatusCode = (int)HttpStatusCode.OK;
86 httpResponse.ContentType = SLAssetTypeToContentType(asset.Type);
87 result = asset.Data;
88 }
89 else
90 {
91 XmlSerializer xs = new XmlSerializer(typeof(AssetBase));
92 MemoryStream ms = new MemoryStream();
93 XmlTextWriter xw = new XmlTextWriter(ms, Encoding.UTF8);
94 xw.Formatting = Formatting.Indented;
95 xs.Serialize(xw, asset);
96 xw.Flush();
97
98 ms.Seek(0, SeekOrigin.Begin);
99 //StreamReader sr = new StreamReader(ms);
100
101 result = ms.GetBuffer();
102
103 Array.Resize<byte>(ref result, (int)ms.Length);
104 }
105 }
106 else
107 {
108 if (StatsManager.AssetStats != null)
109 StatsManager.AssetStats.AddNotFoundRequest();
110
111 m_log.InfoFormat("[REST]: GET:/asset failed to find {0}", assetID);
112 }
113 }
114
115 return result;
116 }
117
118 public string ProcessAssetDataString(string data)
119 {
120 Regex regex = new Regex("(creator_id|owner_id)\\s+(\\S+)");
121
122 // IUserService userService = null;
123
124 data = regex.Replace(data, delegate(Match m)
125 {
126 string result = String.Empty;
127
128// string key = m.Groups[1].Captures[0].Value;
129//
130// string value = m.Groups[2].Captures[0].Value;
131//
132// Guid userUri;
133//
134// switch (key)
135// {
136// case "creator_id":
137// userUri = new Guid(value);
138// // result = "creator_url " + userService(userService, userUri);
139// break;
140//
141// case "owner_id":
142// userUri = new Guid(value);
143// // result = "owner_url " + ResolveUserUri(userService, userUri);
144// break;
145// }
146
147 return result;
148 });
149
150 return data;
151 }
152
153 private string SLAssetTypeToContentType(int assetType)
154 {
155 switch (assetType)
156 {
157 case 0:
158 return "image/jp2";
159 case 1:
160 return "application/ogg";
161 case 2:
162 return "application/x-metaverse-callingcard";
163 case 3:
164 return "application/x-metaverse-landmark";
165 case 5:
166 return "application/x-metaverse-clothing";
167 case 6:
168 return "application/x-metaverse-primitive";
169 case 7:
170 return "application/x-metaverse-notecard";
171 case 8:
172 return "application/x-metaverse-folder";
173 case 10:
174 return "application/x-metaverse-lsl";
175 case 11:
176 return "application/x-metaverse-lso";
177 case 12:
178 return "image/tga";
179 case 13:
180 return "application/x-metaverse-bodypart";
181 case 17:
182 return "audio/x-wav";
183 case 19:
184 return "image/jpeg";
185 case 20:
186 return "application/x-metaverse-animation";
187 case 21:
188 return "application/x-metaverse-gesture";
189 case 22:
190 return "application/x-metaverse-simstate";
191 default:
192 return "application/octet-stream";
193 }
194 }
195 }
196}
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