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-rw-r--r--OpenSim/ApplicationPlugins/Rest/Regions/GETHandler.cs228
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diff --git a/OpenSim/ApplicationPlugins/Rest/Regions/GETHandler.cs b/OpenSim/ApplicationPlugins/Rest/Regions/GETHandler.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.Xml.Serialization;
31using OpenMetaverse;
32using OpenSim.Framework;
33using OpenSim.Framework.Servers;
34using OpenSim.Framework.Servers.HttpServer;
35using OpenSim.Region.Framework.Interfaces;
36using OpenSim.Region.Framework.Scenes;
37
38namespace OpenSim.ApplicationPlugins.Rest.Regions
39{
40 public partial class RestRegionPlugin : RestPlugin
41 {
42 #region GET methods
43 public string GetHandler(string request, string path, string param,
44 IOSHttpRequest httpRequest, IOSHttpResponse httpResponse)
45 {
46 // foreach (string h in httpRequest.Headers.AllKeys)
47 // foreach (string v in httpRequest.Headers.GetValues(h))
48 // m_log.DebugFormat("{0} IsGod: {1} -> {2}", MsgID, h, v);
49
50 MsgID = RequestID;
51 m_log.DebugFormat("{0} GET path {1} param {2}", MsgID, path, param);
52
53 try
54 {
55 // param empty: regions list
56 if (String.IsNullOrEmpty(param)) return GetHandlerRegions(httpResponse);
57
58 // param not empty: specific region
59 return GetHandlerRegion(httpResponse, param);
60 }
61 catch (Exception e)
62 {
63 return Failure(httpResponse, OSHttpStatusCode.ServerErrorInternalError, "GET", e);
64 }
65 }
66
67 public string GetHandlerRegions(IOSHttpResponse httpResponse)
68 {
69 RestXmlWriter rxw = new RestXmlWriter(new StringWriter());
70
71 rxw.WriteStartElement(String.Empty, "regions", String.Empty);
72 foreach (Scene s in App.SceneManager.Scenes)
73 {
74 rxw.WriteStartElement(String.Empty, "uuid", String.Empty);
75 rxw.WriteString(s.RegionInfo.RegionID.ToString());
76 rxw.WriteEndElement();
77 }
78 rxw.WriteEndElement();
79
80 return rxw.ToString();
81 }
82
83 protected string ShortRegionInfo(string key, string value)
84 {
85 RestXmlWriter rxw = new RestXmlWriter(new StringWriter());
86
87 if (String.IsNullOrEmpty(value) ||
88 String.IsNullOrEmpty(key)) return null;
89
90 rxw.WriteStartElement(String.Empty, "region", String.Empty);
91 rxw.WriteStartElement(String.Empty, key, String.Empty);
92 rxw.WriteString(value);
93 rxw.WriteEndDocument();
94
95 return rxw.ToString();
96 }
97
98 public string GetHandlerRegion(IOSHttpResponse httpResponse, string param)
99 {
100 // be resilient and don't get confused by a terminating '/'
101 param = param.TrimEnd(new char[]{'/'});
102 string[] comps = param.Split('/');
103 UUID regionID = (UUID)comps[0];
104
105 m_log.DebugFormat("{0} GET region UUID {1}", MsgID, regionID.ToString());
106
107 if (UUID.Zero == regionID) throw new Exception("missing region ID");
108
109 Scene scene = null;
110 App.SceneManager.TryGetScene(regionID, out scene);
111 if (null == scene) return Failure(httpResponse, OSHttpStatusCode.ClientErrorNotFound,
112 "GET", "cannot find region {0}", regionID.ToString());
113
114 RegionDetails details = new RegionDetails(scene.RegionInfo);
115
116 // m_log.DebugFormat("{0} GET comps {1}", MsgID, comps.Length);
117 // for (int i = 0; i < comps.Length; i++) m_log.DebugFormat("{0} GET comps[{1}] >{2}<", MsgID, i, comps[i]);
118
119 if (1 == comps.Length)
120 {
121 // complete region details requested
122 RestXmlWriter rxw = new RestXmlWriter(new StringWriter());
123 XmlSerializer xs = new XmlSerializer(typeof(RegionDetails));
124 xs.Serialize(rxw, details, _xmlNs);
125 return rxw.ToString();
126 }
127
128 if (2 == comps.Length)
129 {
130 string resp = ShortRegionInfo(comps[1], details[comps[1]]);
131 if (null != resp) return resp;
132
133 // m_log.DebugFormat("{0} GET comps advanced: >{1}<", MsgID, comps[1]);
134
135 // check for {terrain,stats,prims}
136 switch (comps[1].ToLower())
137 {
138 case "terrain":
139 return RegionTerrain(httpResponse, scene);
140
141 case "stats":
142 return RegionStats(httpResponse, scene);
143
144 case "prims":
145 return RegionPrims(httpResponse, scene, Vector3.Zero, Vector3.Zero);
146 }
147 }
148
149 if (3 == comps.Length)
150 {
151 switch (comps[1].ToLower())
152 {
153 case "prims":
154 string[] subregion = comps[2].Split(',');
155 if (subregion.Length == 6)
156 {
157 Vector3 min, max;
158 try
159 {
160 min = new Vector3((float)Double.Parse(subregion[0], Culture.NumberFormatInfo), (float)Double.Parse(subregion[1], Culture.NumberFormatInfo), (float)Double.Parse(subregion[2], Culture.NumberFormatInfo));
161 max = new Vector3((float)Double.Parse(subregion[3], Culture.NumberFormatInfo), (float)Double.Parse(subregion[4], Culture.NumberFormatInfo), (float)Double.Parse(subregion[5], Culture.NumberFormatInfo));
162 }
163 catch (Exception)
164 {
165 return Failure(httpResponse, OSHttpStatusCode.ClientErrorBadRequest,
166 "GET", "invalid subregion parameter");
167 }
168 return RegionPrims(httpResponse, scene, min, max);
169 }
170 else
171 {
172 return Failure(httpResponse, OSHttpStatusCode.ClientErrorBadRequest,
173 "GET", "invalid subregion parameter");
174 }
175 }
176 }
177
178 return Failure(httpResponse, OSHttpStatusCode.ClientErrorBadRequest,
179 "GET", "too many parameters {0}", param);
180 }
181 #endregion GET methods
182
183 protected string RegionTerrain(IOSHttpResponse httpResponse, Scene scene)
184 {
185 httpResponse.SendChunked = true;
186 httpResponse.ContentType = "text/xml";
187
188 return scene.Heightmap.SaveToXmlString();
189 //return Failure(httpResponse, OSHttpStatusCode.ServerErrorNotImplemented,
190 // "GET", "terrain not implemented");
191 }
192
193 protected string RegionStats(IOSHttpResponse httpResponse, Scene scene)
194 {
195 int users = scene.GetRootAgentCount();
196 int objects = scene.Entities.Count - users;
197
198 RestXmlWriter rxw = new RestXmlWriter(new StringWriter());
199
200 rxw.WriteStartElement(String.Empty, "region", String.Empty);
201 rxw.WriteStartElement(String.Empty, "stats", String.Empty);
202
203 rxw.WriteStartElement(String.Empty, "users", String.Empty);
204 rxw.WriteString(users.ToString());
205 rxw.WriteEndElement();
206
207 rxw.WriteStartElement(String.Empty, "objects", String.Empty);
208 rxw.WriteString(objects.ToString());
209 rxw.WriteEndElement();
210
211 rxw.WriteEndDocument();
212
213 return rxw.ToString();
214 }
215
216 protected string RegionPrims(IOSHttpResponse httpResponse, Scene scene, Vector3 min, Vector3 max)
217 {
218 httpResponse.SendChunked = true;
219 httpResponse.ContentType = "text/xml";
220
221 IRegionSerialiserModule serialiser = scene.RequestModuleInterface<IRegionSerialiserModule>();
222 if (serialiser != null)
223 serialiser.SavePrimsToXml2(scene, new StreamWriter(httpResponse.OutputStream), min, max);
224
225 return "";
226 }
227 }
228}
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