opensim – Blame information for rev 1
?pathlinks?
Rev | Author | Line No. | Line |
---|---|---|---|
1 | eva | 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 | |||
28 | using System.Collections.Generic; |
||
29 | using System.IO; |
||
30 | using System.IO.Compression; |
||
31 | using System.Text; |
||
32 | using System.Xml; |
||
33 | using OpenSim.Region.Framework.Scenes; |
||
34 | using OpenSim.Region.Framework.Scenes.Serialization; |
||
35 | |||
36 | namespace OpenSim.Region.CoreModules.World.Serialiser |
||
37 | { |
||
38 | internal class SerialiseObjects : IFileSerialiser |
||
39 | { |
||
40 | #region IFileSerialiser Members |
||
41 | |||
42 | public string WriteToFile(Scene scene, string dir) |
||
43 | { |
||
44 | string targetFileName = Path.Combine(dir, "objects.xml"); |
||
45 | |||
46 | SaveSerialisedToFile(targetFileName, scene); |
||
47 | |||
48 | return "objects.xml"; |
||
49 | } |
||
50 | |||
51 | #endregion |
||
52 | |||
53 | public void SaveSerialisedToFile(string fileName, Scene scene) |
||
54 | { |
||
55 | string xmlstream = GetObjectXml(scene); |
||
56 | |||
57 | MemoryStream stream = ReformatXmlString(xmlstream); |
||
58 | |||
59 | stream.Seek(0, SeekOrigin.Begin); |
||
60 | CreateXmlFile(stream, fileName); |
||
61 | |||
62 | stream.Seek(0, SeekOrigin.Begin); |
||
63 | CreateCompressedXmlFile(stream, fileName); |
||
64 | } |
||
65 | |||
66 | private static MemoryStream ReformatXmlString(string xmlstream) |
||
67 | { |
||
68 | MemoryStream stream = new MemoryStream(); |
||
69 | XmlTextWriter formatter = new XmlTextWriter(stream, Encoding.UTF8); |
||
70 | XmlDocument doc = new XmlDocument(); |
||
71 | |||
72 | doc.LoadXml(xmlstream); |
||
73 | formatter.Formatting = Formatting.Indented; |
||
74 | doc.WriteContentTo(formatter); |
||
75 | formatter.Flush(); |
||
76 | return stream; |
||
77 | } |
||
78 | |||
79 | private static string GetObjectXml(Scene scene) |
||
80 | { |
||
81 | string xmlstream = "<scene>"; |
||
82 | |||
83 | EntityBase[] EntityList = scene.GetEntities(); |
||
84 | List<string> EntityXml = new List<string>(); |
||
85 | |||
86 | foreach (EntityBase ent in EntityList) |
||
87 | { |
||
88 | if (ent is SceneObjectGroup) |
||
89 | { |
||
90 | EntityXml.Add(SceneObjectSerializer.ToXml2Format((SceneObjectGroup)ent)); |
||
91 | } |
||
92 | } |
||
93 | EntityXml.Sort(); |
||
94 | |||
95 | foreach (string xml in EntityXml) |
||
96 | xmlstream += xml; |
||
97 | |||
98 | xmlstream += "</scene>"; |
||
99 | return xmlstream; |
||
100 | } |
||
101 | |||
102 | private static void CreateXmlFile(MemoryStream xmlStream, string fileName) |
||
103 | { |
||
104 | FileStream objectsFile = new FileStream(fileName, FileMode.Create); |
||
105 | |||
106 | xmlStream.WriteTo(objectsFile); |
||
107 | objectsFile.Flush(); |
||
108 | objectsFile.Close(); |
||
109 | } |
||
110 | |||
111 | private static void CreateCompressedXmlFile(MemoryStream xmlStream, string fileName) |
||
112 | { |
||
113 | #region GZip Compressed Version |
||
114 | |||
115 | FileStream objectsFileCompressed = new FileStream(fileName + ".gzs", FileMode.Create); |
||
116 | MemoryStream gzipMSStream = new MemoryStream(); |
||
117 | GZipStream gzipStream = new GZipStream(gzipMSStream, CompressionMode.Compress); |
||
118 | xmlStream.WriteTo(gzipStream); |
||
119 | gzipMSStream.WriteTo(objectsFileCompressed); |
||
120 | objectsFileCompressed.Flush(); |
||
121 | objectsFileCompressed.Close(); |
||
122 | |||
123 | #endregion |
||
124 | } |
||
125 | } |
||
126 | } |