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authorAdam Frisby2009-03-05 00:52:59 +0000
committerAdam Frisby2009-03-05 00:52:59 +0000
commit65990de3905a4b117e5fef2c535fcc9d920be6c5 (patch)
treeadd357af0808eacceba0a389200836ec456850ae /OpenSim/Region/OptionalModules/Scripting/Minimodule/MRMModule.cs
parent* Implements a number of members on SOGObject for use with the MRM Script Eng... (diff)
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MRM Scripting Changes
* Renames MiniRegionModule to MRMModule to make it more distinct from the actual Mini Region Module[s] executed in Scene. * Renames MiniRegionModuleBase to MRMBase for convenience. MRM's need to be adjusted to inherit from MRMBase.
Diffstat (limited to 'OpenSim/Region/OptionalModules/Scripting/Minimodule/MRMModule.cs')
-rw-r--r--OpenSim/Region/OptionalModules/Scripting/Minimodule/MRMModule.cs235
1 files changed, 235 insertions, 0 deletions
diff --git a/OpenSim/Region/OptionalModules/Scripting/Minimodule/MRMModule.cs b/OpenSim/Region/OptionalModules/Scripting/Minimodule/MRMModule.cs
new file mode 100644
index 0000000..86a3240
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+++ b/OpenSim/Region/OptionalModules/Scripting/Minimodule/MRMModule.cs
@@ -0,0 +1,235 @@
1using System;
2using System.CodeDom.Compiler;
3using System.Collections.Generic;
4using System.IO;
5using System.Reflection;
6using System.Text;
7using log4net;
8using Microsoft.CSharp;
9using Nini.Config;
10using OpenMetaverse;
11using OpenSim.Region.Framework.Interfaces;
12using OpenSim.Region.Framework.Scenes;
13
14namespace OpenSim.Region.OptionalModules.Scripting.Minimodule
15{
16 public class MRMModule : IRegionModule
17 {
18 private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
19 private Scene m_scene;
20
21 private readonly Dictionary<UUID,MRMBase> m_scripts = new Dictionary<UUID, MRMBase>();
22
23 private static readonly CSharpCodeProvider CScodeProvider = new CSharpCodeProvider();
24
25 public void Initialise(Scene scene, IConfigSource source)
26 {
27 if (source.Configs["MRM"] != null)
28 {
29 if (source.Configs["MRM"].GetBoolean("Enabled", false))
30 {
31 m_log.Info("[MRM] Enabling MRM Module");
32 m_scene = scene;
33 scene.EventManager.OnRezScript += EventManager_OnRezScript;
34 }
35 else
36 {
37 m_log.Info("[MRM] Disabled MRM Module (Express)");
38 }
39 }
40 else
41 {
42 m_log.Info("[MRM] Disabled MRM Module (Omission)");
43 }
44 }
45
46 void EventManager_OnRezScript(uint localID, UUID itemID, string script, int startParam, bool postOnRez, string engine, int stateSource)
47 {
48 if (script.StartsWith("//MiniMod:C#"))
49 {
50 m_log.Info("[MRM] Found C# MRM");
51 IWorld m_world = new World(m_scene);
52 IHost m_host = new Host(new SOPObject(m_scene, localID));
53
54 MRMBase mmb = (MRMBase) AppDomain.CurrentDomain.CreateInstanceFromAndUnwrap(
55 CompileFromDotNetText(script, itemID.ToString()),
56 "OpenSim.MiniModule");
57 m_log.Info("[MRM] Created MRM Instance");
58 mmb.InitMiniModule(m_world, m_host);
59 m_scripts[itemID] = mmb;
60
61 m_log.Info("[MRM] Starting MRM");
62 mmb.Start();
63 }
64 }
65
66 public void PostInitialise()
67 {
68
69 }
70
71 public void Close()
72 {
73 foreach (KeyValuePair<UUID, MRMBase> pair in m_scripts)
74 {
75 pair.Value.Stop();
76 }
77 }
78
79 public string Name
80 {
81 get { return "MiniRegionModule"; }
82 }
83
84 public bool IsSharedModule
85 {
86 get { return false; }
87 }
88
89 /// <summary>
90 /// Stolen from ScriptEngine Common
91 /// </summary>
92 /// <param name="Script"></param>
93 /// <param name="uuid">Unique ID for this module</param>
94 /// <returns></returns>
95 internal string CompileFromDotNetText(string Script, string uuid)
96 {
97 const string ext = ".cs";
98 const string FilePrefix = "MiniModule";
99
100 // Output assembly name
101 string OutFile = Path.Combine("MiniModules", Path.Combine(
102 m_scene.RegionInfo.RegionID.ToString(),
103 FilePrefix + "_compiled_" + uuid + ".dll"));
104
105 // Create Directories for Assemblies
106 if (!Directory.Exists("MiniModules"))
107 Directory.CreateDirectory("MiniModules");
108 string tmp = Path.Combine("MiniModules", m_scene.RegionInfo.RegionID.ToString());
109 if (!Directory.Exists(tmp))
110 Directory.CreateDirectory(tmp);
111
112 try
113 {
114 File.Delete(OutFile);
115 }
116 catch (IOException e)
117 {
118 throw new Exception("Unable to delete old existing " +
119 "script-file before writing new. Compile aborted: " +
120 e);
121 }
122
123 // DEBUG - write source to disk
124 string srcFileName = FilePrefix + "_source_" +
125 Path.GetFileNameWithoutExtension(OutFile) + ext;
126 try
127 {
128 File.WriteAllText(Path.Combine(Path.Combine(
129 "MiniModules",
130 m_scene.RegionInfo.RegionID.ToString()),
131 srcFileName), Script);
132 }
133 catch (Exception ex) //NOTLEGIT - Should be just FileIOException
134 {
135 m_log.Error("[Compiler]: Exception while " +
136 "trying to write script source to file \"" +
137 srcFileName + "\": " + ex.ToString());
138 }
139
140 // Do actual compile
141 CompilerParameters parameters = new CompilerParameters();
142
143 parameters.IncludeDebugInformation = true;
144
145 string rootPath =
146 Path.GetDirectoryName(AppDomain.CurrentDomain.BaseDirectory);
147
148
149 // TODO: Add Libraries
150 parameters.ReferencedAssemblies.Add(Path.Combine(rootPath,
151 "OpenSim.Region.OptionalModules.dll"));
152 parameters.ReferencedAssemblies.Add(Path.Combine(rootPath,
153 "log4net.dll"));
154
155 parameters.GenerateExecutable = false;
156 parameters.OutputAssembly = OutFile;
157 parameters.IncludeDebugInformation = true;
158 parameters.TreatWarningsAsErrors = false;
159
160 CompilerResults results = CScodeProvider.CompileAssemblyFromSource(
161 parameters, Script);
162
163 int display = 5;
164 if (results.Errors.Count > 0)
165 {
166 string errtext = String.Empty;
167 foreach (CompilerError CompErr in results.Errors)
168 {
169 // Show 5 errors max
170 //
171 if (display <= 0)
172 break;
173 display--;
174
175 string severity = "Error";
176 if (CompErr.IsWarning)
177 {
178 severity = "Warning";
179 }
180
181 string text = CompErr.ErrorText;
182
183 // The Second Life viewer's script editor begins
184 // countingn lines and columns at 0, so we subtract 1.
185 errtext += String.Format("Line ({0},{1}): {4} {2}: {3}\n",
186 CompErr.Line - 1, CompErr.Column - 1,
187 CompErr.ErrorNumber, text, severity);
188 }
189
190 if (!File.Exists(OutFile))
191 {
192 throw new Exception(errtext);
193 }
194 }
195
196 if (!File.Exists(OutFile))
197 {
198 string errtext = String.Empty;
199 errtext += "No compile error. But not able to locate compiled file.";
200 throw new Exception(errtext);
201 }
202
203 FileInfo fi = new FileInfo(OutFile);
204
205 Byte[] data = new Byte[fi.Length];
206
207 try
208 {
209 FileStream fs = File.Open(OutFile, FileMode.Open, FileAccess.Read);
210 fs.Read(data, 0, data.Length);
211 fs.Close();
212 }
213 catch (IOException)
214 {
215 string errtext = String.Empty;
216 errtext += "No compile error. But not able to open file.";
217 throw new Exception(errtext);
218 }
219
220 // Convert to base64
221 //
222 string filetext = Convert.ToBase64String(data);
223
224 ASCIIEncoding enc = new ASCIIEncoding();
225
226 Byte[] buf = enc.GetBytes(filetext);
227
228 FileStream sfs = File.Create(OutFile + ".cil.b64");
229 sfs.Write(buf, 0, buf.Length);
230 sfs.Close();
231
232 return OutFile;
233 }
234 }
235}