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1/*
2* Copyright (c) Contributors, http://www.openmetaverse.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*/
28using System;
29using System.CodeDom.Compiler;
30using System.Collections.Generic;
31using Microsoft.JScript;
32using OpenSim.Framework.Console;
33
34namespace OpenSim.Region.Scripting
35{
36 public class JScriptEngine : IScriptCompiler
37 {
38 public string FileExt()
39 {
40 return ".js";
41 }
42
43 private Dictionary<string, IScript> LoadDotNetScript(CodeDomProvider compiler, string filename)
44 {
45 CompilerParameters compilerParams = new CompilerParameters();
46 CompilerResults compilerResults;
47 compilerParams.GenerateExecutable = false;
48 compilerParams.GenerateInMemory = true;
49 compilerParams.IncludeDebugInformation = false;
50 compilerParams.ReferencedAssemblies.Add("OpenSim.Region.dll");
51 compilerParams.ReferencedAssemblies.Add("OpenSim.Region.Environment.dll");
52 compilerParams.ReferencedAssemblies.Add("OpenSim.Framework.dll");
53 compilerParams.ReferencedAssemblies.Add("libsecondlife.dll");
54 compilerParams.ReferencedAssemblies.Add("System.dll");
55
56 compilerResults = compiler.CompileAssemblyFromFile(compilerParams, filename);
57
58 if (compilerResults.Errors.Count > 0)
59 {
60 MainLog.Instance.Error("Compile errors");
61 foreach (CompilerError error in compilerResults.Errors)
62 {
63 MainLog.Instance.Error(error.Line.ToString() + ": " + error.ErrorText.ToString());
64 }
65 }
66 else
67 {
68 Dictionary<string, IScript> scripts = new Dictionary<string, IScript>();
69
70 foreach (Type pluginType in compilerResults.CompiledAssembly.GetExportedTypes())
71 {
72 Type testInterface = pluginType.GetInterface("IScript", true);
73
74 if (testInterface != null)
75 {
76 IScript script = (IScript)compilerResults.CompiledAssembly.CreateInstance(pluginType.ToString());
77
78 string scriptName = "JS.NET/" + script.getName();
79 Console.WriteLine("Script: " + scriptName + " loaded.");
80
81 if (!scripts.ContainsKey(scriptName))
82 {
83 scripts.Add(scriptName, script);
84 }
85 else
86 {
87 scripts[scriptName] = script;
88 }
89 }
90 }
91 return scripts;
92 }
93 return null;
94 }
95
96 public Dictionary<string, IScript> compile(string filename)
97 {
98 JScriptCodeProvider jscriptProvider = new JScriptCodeProvider();
99 return LoadDotNetScript(jscriptProvider, filename);
100 }
101 }
102}