mcs/class/System.Web/System.Web.Compilation/WebServiceCompiler.cs

   1 //
   2 // System.Web.Compilation.WebServiceCompiler
   3 //
   4 // Authors:
   5 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   6 //
   7 // (C) 2002,2003 Ximian, Inc (http://www.ximian.com)
   8 // Copyright (c) 2040 Novell, Inc. (http://www.novell.com)
   9 //
  10
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31 using System;
  32 using System.CodeDom.Compiler;
  33 using System.IO;
  34 using System.Web.Configuration;
  35 using System.Web.UI;
  36 using System.Reflection;
  37
  38 namespace System.Web.Compilation
  39 {
  40         class WebServiceCompiler : BaseCompiler
  41         {
  42                 SimpleWebHandlerParser parser;
  43                 ICodeCompiler compiler;
  44                 CodeDomProvider provider;
  45                 CompilerParameters compilerParameters;
  46                 string inputFile;
  47
  48                 public WebServiceCompiler (SimpleWebHandlerParser wService)
  49                         : base (null)
  50                 {
  51                         this.parser = wService;
  52                 }
  53
  54                 public static Type CompileIntoType (SimpleWebHandlerParser wService)
  55                 {
  56                         WebServiceCompiler wsc = new WebServiceCompiler (wService);
  57                         return wsc.GetCompiledType ();
  58                 }
  59
  60                 public override Type GetCompiledType ()
  61                 {
  62                         Type type = CachingCompiler.GetTypeFromCache (parser.PhysicalPath);
  63                         if (type != null)
  64                                 return type;
  65
  66                         if (parser.Program.Trim () == "") {
  67                                 type = parser.GetTypeFromBin (parser.ClassName);
  68                                 CachingCompiler.InsertTypeFileDep (type, parser.PhysicalPath);
  69                                 return type;
  70                         }
  71
  72                         string lang = parser.Language;
  73 #if NET_2_0
  74                         CompilationSection config = (CompilationSection)WebConfigurationManager.GetSection ("system.web/compilation");
  75                         Compiler c = config.Compilers[lang];
  76                         Type t = Type.GetType (c.Type, true);
  77                         provider = Activator.CreateInstance (t) as CodeDomProvider;
  78 #else
  79                         CompilationConfiguration config;
  80                         config = CompilationConfiguration.GetInstance (parser.Context);
  81                         provider = config.GetProvider (lang);
  82 #endif
  83                         if (provider == null)
  84                                 throw new HttpException ("Configuration error. Language not supported: " +
  85                                                           lang, 500);
  86
  87                         compiler = provider.CreateCompiler ();
  88
  89                         compilerParameters = CachingCompiler.GetOptions (parser.Assemblies);
  90                         compilerParameters.IncludeDebugInformation = parser.Debug;
  91 #if NET_2_0
  92                         compilerParameters.CompilerOptions = c.CompilerOptions;
  93                         compilerParameters.WarningLevel = c.WarningLevel;
  94 #else
  95                         compilerParameters.CompilerOptions = config.GetCompilerOptions (lang);
  96                         compilerParameters.WarningLevel = config.GetWarningLevel (lang);
  97 #endif
  98
  99                         bool keepFiles = (Environment.GetEnvironmentVariable ("MONO_ASPNET_NODELETE") != null);
 100
 101                         TempFileCollection tempcoll;
 102                         tempcoll = new TempFileCollection (config.TempDirectory, keepFiles);
 103                         compilerParameters.TempFiles = tempcoll;
 104
 105                         inputFile = tempcoll.AddExtension (provider.FileExtension);
 106                         Stream st = File.OpenWrite (inputFile);
 107                         StreamWriter sw = new StreamWriter (st);
 108                         sw.WriteLine (parser.Program);
 109                         sw.Close ();
 110
 111                         string dllfilename = Path.GetFileName (tempcoll.AddExtension ("dll", true));
 112
 113                         compilerParameters.OutputAssembly = Path.Combine (DynamicDir (), dllfilename);
 114
 115                         CompilerResults results = CachingCompiler.Compile (this);
 116                         CheckCompilerErrors (results);
 117                         Assembly assembly = results.CompiledAssembly;
 118                         if (assembly == null) {
 119                                 if (!File.Exists (compilerParameters.OutputAssembly))
 120                                         throw new CompilationException (inputFile, results.Errors,
 121                                                 "No assembly returned after compilation!?");
 122                                 assembly = Assembly.LoadFrom (compilerParameters.OutputAssembly);
 123                         }
 124
 125                         results.TempFiles.Delete ();
 126                         type = assembly.GetType (parser.ClassName, true);
 127                         return type;
 128                 }
 129
 130                 void CheckCompilerErrors (CompilerResults results)
 131                 {
 132                         if (results.NativeCompilerReturnValue == 0)
 133                                 return;
 134
 135                         throw new CompilationException (parser.PhysicalPath, results.Errors, parser.Program);
 136                 }
 137
 138                 internal new SimpleWebHandlerParser Parser {
 139                         get { return parser; }
 140                 }
 141
 142                 internal override ICodeCompiler Compiler {
 143                         get { return compiler; }
 144                 }
 145
 146                 internal CompilerParameters CompilerOptions {
 147                         get { return compilerParameters; }
 148                 }
 149
 150                 internal string InputFile {
 151                         get { return inputFile; }
 152                 }
 153         }
 154 }
 155