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

   1 //
   2 // System.Web.Compilation.ClientBuildManager
   3 //
   4 // Authors:
   5 //      Chris Toshok (toshok@ximian.com)
   6 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   7 //
   8 // (C) 2006 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
  32 #if NET_2_0
  33 using System;
  34 using System.CodeDom;
  35 using System.CodeDom.Compiler;
  36 using System.Collections;
  37 using System.Globalization;
  38 using System.IO;
  39 using System.Web;
  40 using System.Web.Hosting;
  41
  42 namespace System.Web.Compilation {
  43         public sealed class ClientBuildManager : MarshalByRefObject, IDisposable {
  44                 string virt_dir;
  45                 string phys_src_dir;
  46                 string phys_target_dir;
  47                 ClientBuildManagerParameter build_params;
  48                 BareApplicationHost host;
  49                 ApplicationManager manager;
  50                 string app_id;
  51                 string cache_path;
  52
  53                 public ClientBuildManager (string appVirtualDir, string appPhysicalSourceDir)
  54                 {
  55                         if (appVirtualDir == null || appVirtualDir == "")
  56                                 throw new ArgumentNullException ("appVirtualDir");
  57                         if (appPhysicalSourceDir == null || appPhysicalSourceDir == "")
  58                                 throw new ArgumentNullException ("appPhysicalSourceDir");
  59
  60                         virt_dir = appVirtualDir; // TODO: adjust vpath (it allows 'blah' that turns into '/blah', '////blah', '\\blah'...
  61                         phys_src_dir = appPhysicalSourceDir;
  62                         manager = ApplicationManager.GetApplicationManager ();
  63                 }
  64
  65                 public ClientBuildManager (string appVirtualDir, string appPhysicalSourceDir,
  66                                         string appPhysicalTargetDir)
  67                         : this (appVirtualDir, appPhysicalSourceDir)
  68                 {
  69                         if (appPhysicalTargetDir == null || appPhysicalTargetDir == "")
  70                                 throw new ArgumentNullException ("appPhysicalTargetDir");
  71
  72                         phys_target_dir = appPhysicalTargetDir;
  73                 }
  74
  75                 public ClientBuildManager (string appVirtualDir, string appPhysicalSourceDir,
  76                                         string appPhysicalTargetDir, ClientBuildManagerParameter parameter)
  77                         : this (appVirtualDir, appPhysicalSourceDir, appPhysicalTargetDir)
  78                 {
  79                         build_params = parameter;
  80                 }
  81
  82                 public event BuildManagerHostUnloadEventHandler AppDomainShutdown;
  83                 public event EventHandler AppDomainStarted;
  84                 public event BuildManagerHostUnloadEventHandler AppDomainUnloaded;
  85
  86                 BareApplicationHost Host {
  87                         get {
  88                                 if (host != null)
  89                                         return host;
  90
  91                                 int hashcode = virt_dir.GetHashCode ();
  92                                 if (app_id != null)
  93                                         hashcode ^= Int32.Parse (app_id);
  94
  95                                 app_id = hashcode.ToString (CultureInfo.InvariantCulture);
  96                                 host = manager.CreateHostWithCheck (app_id, virt_dir, phys_src_dir);
  97                                 cache_path = "";
  98                                 //cache_path = Path.Combine (Path.GetTempPath (),
  99                                         //String.Format ("{0}-temp-aspnet-{1:x}", Environment.UserName, i));
 100
 101                                 int hash = virt_dir.GetHashCode () << 5 + phys_src_dir.GetHashCode ();
 102                                 cache_path = Path.Combine (cache_path, hash.ToString (CultureInfo.InvariantCulture));
 103                                 Directory.CreateDirectory (cache_path);
 104                                 OnAppDomainStarted ();
 105                                 return host;
 106                         }
 107                 }
 108
 109                 void OnAppDomainStarted ()
 110                 {
 111                         if (AppDomainStarted != null)
 112                                 AppDomainStarted (this, EventArgs.Empty);
 113                 }
 114
 115                 void OnAppDomainShutdown (ApplicationShutdownReason reason)
 116                 {
 117                         if (AppDomainShutdown != null) {
 118                                 BuildManagerHostUnloadEventArgs args = new BuildManagerHostUnloadEventArgs (reason);
 119                                 AppDomainShutdown (this, args);
 120                         }
 121                 }
 122
 123                 void OnDomainUnload (object sender, EventArgs args)
 124                 {
 125                         OnAppDomainUnloaded (0); // FIXME: set a reason?
 126                 }
 127
 128                 void OnAppDomainUnloaded (ApplicationShutdownReason reason)
 129                 {
 130                         if (AppDomainUnloaded != null) {
 131                                 BuildManagerHostUnloadEventArgs args = new BuildManagerHostUnloadEventArgs (reason);
 132                                 AppDomainUnloaded (this, args);
 133                         }
 134                 }
 135
 136                 [MonoTODO ("Not implemented")]
 137                 public void CompileApplicationDependencies ()
 138                 {
 139                         throw new NotImplementedException ();
 140                 }
 141
 142                 public void CompileFile (string virtualPath)
 143                 {
 144                         CompileFile (virtualPath, null);
 145                 }
 146
 147                 [MonoTODO ("Not implemented")]
 148                 public void CompileFile (string virtualPath, ClientBuildManagerCallback callback)
 149                 {
 150                         // 1. Creates the Host
 151                         // This creates a .compiled file + an assembly
 152                         // App_Code reported to be built *before* anything else (with progress callback)
 153                         throw new NotImplementedException ();
 154                 }
 155
 156                 public IRegisteredObject CreateObject (Type type, bool failIfExists)
 157                 {
 158                         return manager.CreateObject (app_id, type, virt_dir, phys_src_dir, failIfExists);
 159                 }
 160
 161                 public string GenerateCode (string virtualPath, string virtualFileString, out IDictionary linePragmasTable)
 162                 {
 163                         // This thing generates a .ccu (CodeCompileUnit?) file (reported as TrueType font data by 'file'!)
 164                         // resultType=7 vs. resultType=3 for assemblies reported in the .compiled file
 165                         // The virtual path is just added to the dependencies list, but is checked to be an absolute path.
 166                         // IsHostCreated returns true after calling this method.
 167                         //
 168                         // A null file string causes virtualPath to be mapped and read to generate the code
 169                         //
 170
 171                         if (virtualPath == null || virtualPath == "")
 172                                 throw new ArgumentNullException ("virtualPath");
 173
 174                         CodeCompileUnit unit = null;
 175                         Type cprovider_type;
 176                         CompilerParameters parameters;
 177                         unit = GenerateCodeCompileUnit (virtualPath, virtualFileString, out cprovider_type,
 178                                                         out parameters, out linePragmasTable);
 179                         return null;
 180                 }
 181
 182                 [MonoTODO ("Not implemented")]
 183                 public CodeCompileUnit GenerateCodeCompileUnit (string virtualPath,
 184                                                                 string virtualFileString,
 185                                                                 out Type codeDomProviderType,
 186                                                                 out CompilerParameters compilerParameters,
 187                                                                 out IDictionary linePragmasTable)
 188                 {
 189                         throw new NotImplementedException ();
 190                 }
 191
 192                 public CodeCompileUnit GenerateCodeCompileUnit (string virtualPath,
 193                                                                 out Type codeDomProviderType,
 194                                                                 out CompilerParameters compilerParameters,
 195                                                                 out IDictionary linePragmasTable)
 196                 {
 197                         return GenerateCodeCompileUnit (virtualPath, out codeDomProviderType,
 198                                                         out compilerParameters, out linePragmasTable);
 199                 }
 200
 201                 static string [] shutdown_directories = new string [] {
 202                                                 "bin", "App_GlobalResources", "App_Code",
 203                                                 "App_WebReferences", "App_Browsers" };
 204
 205                 public string [] GetAppDomainShutdownDirectories ()
 206                 {
 207                         return shutdown_directories;
 208                 }
 209
 210                 [MonoTODO ("Not implemented")]
 211                 public IDictionary GetBrowserDefinitions ()
 212                 {
 213                         throw new NotImplementedException ();
 214                 }
 215
 216                 [MonoTODO ("Not implemented")]
 217                 public void GetCodeDirectoryInformation (string virtualCodeDir,
 218                                                         out Type codeDomProviderType,
 219                                                         out CompilerParameters compilerParameters,
 220                                                         out string generatedFilesDir)
 221                 {
 222                         throw new NotImplementedException ();
 223                 }
 224
 225                 [MonoTODO ("Not implemented")]
 226                 public Type GetCompiledType (string virtualPath)
 227                 {
 228                         // CompileFile + get the type based on .compiled file information
 229                         // Throws if virtualPath is a special virtual directory (App_Code et al)
 230                         throw new NotImplementedException ();
 231                 }
 232
 233                 [MonoTODO ("Not implemented")]
 234                 public void GetCompilerParameters (string virtualPath,
 235                                                 out Type codeDomProviderType,
 236                                                 out CompilerParameters compilerParameters)
 237                 {
 238                         throw new NotImplementedException ();
 239                 }
 240
 241                 [MonoTODO ("Not implemented")]
 242                 public string GetGeneratedFileVirtualPath (string filePath)
 243                 {
 244                         // returns empty string for any vpath. Test with real paths.
 245                         throw new NotImplementedException ();
 246                 }
 247
 248                 [MonoTODO ("Not implemented")]
 249                 public string GetGeneratedSourceFile (string virtualPath)
 250                 {
 251                         // This one takes a directory name /xxx and /xxx/App_Code throw either
 252                         // a KeyNotFoundException or an InvalidOperationException
 253                         throw new NotImplementedException ();
 254                 }
 255
 256                 [MonoTODO ("Not implemented")]
 257                 public string [] GetTopLevelAssemblyReferences (string virtualPath)
 258                 {
 259                         throw new NotImplementedException ();
 260                 }
 261
 262                 public string [] GetVirtualCodeDirectories ()
 263                 {
 264                         // Host is created here when needed. (Unload()+GetVirtualCodeDirectories()+IsHostCreated -> true)
 265                         //return Host.
 266                         throw new NotImplementedException ();
 267                 }
 268
 269                 public override object InitializeLifetimeService ()
 270                 {
 271                         return null;
 272                 }
 273
 274                 [MonoTODO ("Not implemented")]
 275                 public bool IsCodeAssembly (string assemblyName)
 276                 {
 277                         // Trying all the assemblies loaded by FullName and GetName().Name yield false here :-?
 278                         throw new NotImplementedException ();
 279                 }
 280
 281                 [MonoTODO ("Not implemented")]
 282                 public void PrecompileApplication ()
 283                 {
 284                         throw new NotImplementedException ();
 285                 }
 286
 287                 [MonoTODO ("Not implemented")]
 288                 public void PrecompileApplication (ClientBuildManagerCallback callback)
 289                 {
 290                         throw new NotImplementedException ();
 291                 }
 292
 293                 [MonoTODO ("Not implemented")]
 294                 public void PrecompileApplication (ClientBuildManagerCallback callback, bool forceCleanBuild)
 295                 {
 296                         throw new NotImplementedException ();
 297                 }
 298
 299                 public bool Unload ()
 300                 {
 301                         if (host != null) {
 302                                 host.Shutdown ();
 303                                 OnAppDomainShutdown (0);
 304                                 host = null;
 305                         }
 306
 307                         return true; // FIXME: may be we should do this synch. + timeout? Test!
 308                 }
 309
 310                 public string CodeGenDir {
 311                         get { return Host.GetCodeGenDir (); }
 312                 }
 313
 314                 public bool IsHostCreated {
 315                         get { return host != null; }
 316                 }
 317
 318                 void IDisposable.Dispose ()
 319                 {
 320                         Unload ();
 321                 }
 322         }
 323
 324 }
 325 #endif
 326