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                 string inputFile;
  44
  45                 public WebServiceCompiler (SimpleWebHandlerParser wService)
  46                         : base (null)
  47                 {
  48                         this.parser = wService;
  49                 }
  50
  51                 public static Type CompileIntoType (SimpleWebHandlerParser wService)
  52                 {
  53                         WebServiceCompiler wsc = new WebServiceCompiler (wService);
  54                         return wsc.GetCompiledType ();
  55                 }
  56
  57                 public override Type GetCompiledType ()
  58                 {
  59                         Type type = CachingCompiler.GetTypeFromCache (parser.PhysicalPath);
  60                         if (type != null)
  61                                 return type;
  62
  63                         if (parser.Program.Trim () == "") {
  64                                 type = Type.GetType (parser.ClassName, false);
  65                                 if (type == null)
  66                                         type = parser.GetTypeFromBin (parser.ClassName);
  67                                 CachingCompiler.InsertTypeFileDep (type, parser.PhysicalPath);
  68                                 return type;
  69                         }
  70
  71                         string lang = parser.Language;
  72                         string compilerOptions;
  73                         string tempdir;
  74                         int warningLevel;
  75
  76                         CodeDomProvider provider;
  77                         Provider = provider = CreateProvider (parser.Context, lang, out compilerOptions, out warningLevel, out tempdir);
  78                         if (Provider == null)
  79                                 throw new HttpException ("Configuration error. Language not supported: " +
  80                                                           lang, 500);
  81
  82 #if !NET_2_0
  83                         Compiler = provider.CreateCompiler ();
  84 #endif
  85
  86                         CompilerParameters compilerParameters;
  87                         CompilerParameters = compilerParameters = CachingCompiler.GetOptions (parser.Assemblies);
  88                         compilerParameters.IncludeDebugInformation = parser.Debug;
  89                         compilerParameters.CompilerOptions = compilerOptions;
  90                         compilerParameters.WarningLevel = warningLevel;
  91
  92                         bool keepFiles = (Environment.GetEnvironmentVariable ("MONO_ASPNET_NODELETE") != null);
  93
  94                         TempFileCollection tempcoll;
  95                         tempcoll = new TempFileCollection (tempdir, keepFiles);
  96                         compilerParameters.TempFiles = tempcoll;
  97
  98                         inputFile = tempcoll.AddExtension (provider.FileExtension);
  99                         Stream st = File.OpenWrite (inputFile);
 100                         StreamWriter sw = new StreamWriter (st);
 101                         sw.WriteLine (parser.Program);
 102                         sw.Close ();
 103
 104                         string dllfilename = Path.GetFileName (tempcoll.AddExtension ("dll", true));
 105
 106                         compilerParameters.OutputAssembly = Path.Combine (DynamicDir (), dllfilename);
 107
 108                         CompilerResults results = CachingCompiler.Compile (this);
 109                         CheckCompilerErrors (results);
 110                         Assembly assembly = results.CompiledAssembly;
 111                         if (assembly == null) {
 112                                 if (!File.Exists (compilerParameters.OutputAssembly))
 113                                         throw new CompilationException (inputFile, results.Errors,
 114                                                 "No assembly returned after compilation!?");
 115                                 assembly = Assembly.LoadFrom (compilerParameters.OutputAssembly);
 116                         }
 117
 118                         results.TempFiles.Delete ();
 119                         type = assembly.GetType (parser.ClassName, true);
 120                         CachingCompiler.InsertTypeFileDep (type, parser.PhysicalPath);
 121                         return type;
 122                 }
 123
 124                 void CheckCompilerErrors (CompilerResults results)
 125                 {
 126                         if (results.NativeCompilerReturnValue == 0)
 127                                 return;
 128
 129                         throw new CompilationException (parser.PhysicalPath, results.Errors, parser.Program);
 130                 }
 131
 132                 internal new SimpleWebHandlerParser Parser {
 133                         get { return parser; }
 134                 }
 135
 136                 internal string InputFile {
 137                         get { return inputFile; }
 138                 }
 139         }
 140 }
 141