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author | Justin Clarke Casey | 2009-05-08 15:47:59 +0000 |
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committer | Justin Clarke Casey | 2009-05-08 15:47:59 +0000 |
commit | 032e3b49eb4f669ffb74a0209aefafcc86f4f6c7 (patch) | |
tree | d275e8445ac33074727e2b0adbc5582b7cbc1aba /OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs | |
parent | * Extracted common superclass for GetAssetStreamHandler and CachedGetAssetStr... (diff) | |
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* refactor: Break out original xml object serialization into a separate class
* No functional change
Diffstat (limited to 'OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs')
-rw-r--r-- | OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs new file mode 100644 index 0000000..54e7270 --- /dev/null +++ b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs | |||
@@ -0,0 +1,133 @@ | |||
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 OpenSim 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; | ||
29 | using System.IO; | ||
30 | using System.Reflection; | ||
31 | using System.Xml; | ||
32 | using log4net; | ||
33 | using OpenMetaverse; | ||
34 | using OpenSim.Region.Framework.Scenes; | ||
35 | |||
36 | namespace OpenSim.Region.Framework.Scenes.Serialization | ||
37 | { | ||
38 | /// <summary> | ||
39 | /// Serialize and deserialize scene objects. | ||
40 | /// </summary> | ||
41 | /// This should really be in OpenSim.Framework.Serialization but this would mean circular dependency problems | ||
42 | /// right now - hopefully this isn't forever. | ||
43 | public class SceneObjectSerializer | ||
44 | { | ||
45 | private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); | ||
46 | |||
47 | /// <summary> | ||
48 | /// Deserialize a scene object from the original xml format | ||
49 | /// </summary> | ||
50 | /// <param name="serialization"></param> | ||
51 | /// <returns></returns> | ||
52 | public static SceneObjectGroup DeserializeOriginalXmlFormat(string serialization) | ||
53 | { | ||
54 | return DeserializeOriginalXmlFormat(UUID.Zero, serialization); | ||
55 | } | ||
56 | |||
57 | /// <summary> | ||
58 | /// Deserialize a scene object from the original xml format | ||
59 | /// </summary> | ||
60 | /// <param name="serialization"></param> | ||
61 | /// <returns></returns> | ||
62 | public static SceneObjectGroup DeserializeOriginalXmlFormat(UUID fromUserInventoryItemID, string serialization) | ||
63 | { | ||
64 | //m_log.DebugFormat("[SOG]: Starting deserialization of SOG"); | ||
65 | //int time = System.Environment.TickCount; | ||
66 | |||
67 | SceneObjectGroup so = new SceneObjectGroup(); | ||
68 | |||
69 | // libomv.types changes UUID to Guid | ||
70 | serialization = serialization.Replace("<UUID>", "<Guid>"); | ||
71 | serialization = serialization.Replace("</UUID>", "</Guid>"); | ||
72 | |||
73 | // Handle Nested <UUID><UUID> property | ||
74 | serialization = serialization.Replace("<Guid><Guid>", "<UUID><Guid>"); | ||
75 | serialization = serialization.Replace("</Guid></Guid>", "</Guid></UUID>"); | ||
76 | |||
77 | try | ||
78 | { | ||
79 | StringReader sr; | ||
80 | XmlTextReader reader; | ||
81 | XmlNodeList parts; | ||
82 | XmlDocument doc; | ||
83 | int linkNum; | ||
84 | |||
85 | doc = new XmlDocument(); | ||
86 | doc.LoadXml(serialization); | ||
87 | parts = doc.GetElementsByTagName("RootPart"); | ||
88 | |||
89 | if (parts.Count == 0) | ||
90 | { | ||
91 | throw new Exception("Invalid Xml format - no root part"); | ||
92 | } | ||
93 | else | ||
94 | { | ||
95 | sr = new StringReader(parts[0].InnerXml); | ||
96 | reader = new XmlTextReader(sr); | ||
97 | so.SetRootPart(SceneObjectPart.FromXml(fromUserInventoryItemID, reader)); | ||
98 | reader.Close(); | ||
99 | sr.Close(); | ||
100 | } | ||
101 | |||
102 | parts = doc.GetElementsByTagName("Part"); | ||
103 | |||
104 | for (int i = 0; i < parts.Count; i++) | ||
105 | { | ||
106 | sr = new StringReader(parts[i].InnerXml); | ||
107 | reader = new XmlTextReader(sr); | ||
108 | SceneObjectPart part = SceneObjectPart.FromXml(reader); | ||
109 | linkNum = part.LinkNum; | ||
110 | so.AddPart(part); | ||
111 | part.LinkNum = linkNum; | ||
112 | part.TrimPermissions(); | ||
113 | part.StoreUndoState(); | ||
114 | reader.Close(); | ||
115 | sr.Close(); | ||
116 | } | ||
117 | |||
118 | // Script state may, or may not, exist. Not having any, is NOT | ||
119 | // ever a problem. | ||
120 | so.LoadScriptState(doc); | ||
121 | } | ||
122 | catch (Exception e) | ||
123 | { | ||
124 | m_log.ErrorFormat( | ||
125 | "[SERIALIZER]: Deserialization of xml failed with {0}. xml was {1}", e, serialization); | ||
126 | } | ||
127 | |||
128 | //m_log.DebugFormat("[SERIALIZER]: Finished deserialization of SOG {0}, {1}ms", Name, System.Environment.TickCount - time); | ||
129 | |||
130 | return so; | ||
131 | } | ||
132 | } | ||
133 | } | ||