mcs/class/Microsoft.Build.Engine/Microsoft.Build.BuildEngine/Project.cs

   1 //
   2 // Project.cs: Project class
   3 //
   4 // Author:
   5 //   Marek Sieradzki (marek.sieradzki@gmail.com)
   6 //
   7 // (C) 2005 Marek Sieradzki
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27
  28 #if NET_2_0
  29
  30 using System;
  31 using System.Collections;
  32 using System.Collections.Generic;
  33 using System.Collections.Specialized;
  34 using System.IO;
  35 using System.Reflection;
  36 using System.Text;
  37 using System.Xml;
  38 using System.Xml.Schema;
  39 using Microsoft.Build.Framework;
  40 using Mono.XBuild.Framework;
  41 using Mono.XBuild.CommandLine;
  42
  43 namespace Microsoft.Build.BuildEngine {
  44         public class Project {
  45
  46                 bool                            buildEnabled;
  47                 Dictionary <string, List <string>>      conditionedProperties;
  48                 string[]                        defaultTargets;
  49                 Encoding                        encoding;
  50                 BuildItemGroup                  evaluatedItems;
  51                 BuildItemGroup                  evaluatedItemsIgnoringCondition;
  52                 Dictionary <string, BuildItemGroup>     evaluatedItemsByName;
  53                 Dictionary <string, BuildItemGroup>     evaluatedItemsByNameIgnoringCondition;
  54                 BuildPropertyGroup              evaluatedProperties;
  55                 string                          firstTargetName;
  56                 string                          fullFileName;
  57                 BuildPropertyGroup              globalProperties;
  58                 GroupingCollection              groupingCollection;
  59                 bool                            isDirty;
  60                 bool                            isValidated;
  61                 BuildItemGroupCollection        itemGroups;
  62                 ImportCollection                imports;
  63                 List<string>                    initialTargets;
  64                 Dictionary <string, BuildItemGroup> last_item_group_containing;
  65                 bool                            needToReevaluate;
  66                 Engine                          parentEngine;
  67                 BuildPropertyGroupCollection    propertyGroups;
  68                 string                          schemaFile;
  69                 TaskDatabase                    taskDatabase;
  70                 TargetCollection                targets;
  71                 DateTime                        timeOfLastDirty;
  72                 UsingTaskCollection             usingTasks;
  73                 XmlDocument                     xmlDocument;
  74                 bool                            unloaded;
  75                 bool                            initialTargetsBuilt;
  76                 List<string>                    builtTargetKeys;
  77                 bool                            building;
  78                 BuildSettings                   current_settings;
  79
  80                 static string extensions_path;
  81                 static XmlNamespaceManager      manager;
  82                 static string ns = "http://schemas.microsoft.com/developer/msbuild/2003";
  83
  84                 public Project ()
  85                         : this (Engine.GlobalEngine)
  86                 {
  87                 }
  88
  89                 public Project (Engine engine)
  90                 {
  91                         parentEngine  = engine;
  92
  93                         buildEnabled = ParentEngine.BuildEnabled;
  94                         xmlDocument = new XmlDocument ();
  95                         xmlDocument.PreserveWhitespace = false;
  96                         xmlDocument.AppendChild (xmlDocument.CreateElement ("Project", XmlNamespace));
  97                         xmlDocument.DocumentElement.SetAttribute ("xmlns", ns);
  98
  99                         fullFileName = String.Empty;
 100                         timeOfLastDirty = DateTime.Now;
 101                         current_settings = BuildSettings.None;
 102
 103                         builtTargetKeys = new List<string> ();
 104                         initialTargets = new List<string> ();
 105                         defaultTargets = new string [0];
 106
 107                         globalProperties = new BuildPropertyGroup (null, this, null, false);
 108                         foreach (BuildProperty bp in parentEngine.GlobalProperties)
 109                                 GlobalProperties.AddProperty (bp.Clone (true));
 110
 111                         ProcessXml ();
 112                 }
 113
 114                 [MonoTODO ("Not tested")]
 115                 public void AddNewImport (string importLocation,
 116                                           string importCondition)
 117                 {
 118                         if (importLocation == null)
 119                                 throw new ArgumentNullException ("importLocation");
 120
 121                         XmlElement importElement = xmlDocument.CreateElement ("Import", XmlNamespace);
 122                         xmlDocument.DocumentElement.AppendChild (importElement);
 123                         importElement.SetAttribute ("Project", importLocation);
 124                         if (!String.IsNullOrEmpty (importCondition))
 125                                 importElement.SetAttribute ("Condition", importCondition);
 126
 127                         Import import = new Import (importElement, this, null);
 128                         imports.Add (import);
 129                         MarkProjectAsDirty ();
 130                         NeedToReevaluate ();
 131                 }
 132
 133                 public BuildItem AddNewItem (string itemName,
 134                                              string itemInclude)
 135                 {
 136                         return AddNewItem (itemName, itemInclude, false);
 137                 }
 138
 139                 [MonoTODO ("Adds item not in the same place as MS")]
 140                 public BuildItem AddNewItem (string itemName,
 141                                              string itemInclude,
 142                                              bool treatItemIncludeAsLiteral)
 143                 {
 144                         BuildItemGroup big;
 145
 146                         if (itemGroups.Count == 0)
 147                                 big = AddNewItemGroup ();
 148                         else {
 149                                 if (last_item_group_containing.ContainsKey (itemName)) {
 150                                         big = last_item_group_containing [itemName];
 151                                 } else {
 152                                         // FIXME: not tested
 153                                         BuildItemGroup [] groups = new BuildItemGroup [itemGroups.Count];
 154                                         itemGroups.CopyTo (groups, 0);
 155                                         big = groups [0];
 156                                 }
 157                         }
 158
 159                         BuildItem item = big.AddNewItem (itemName, itemInclude, treatItemIncludeAsLiteral);
 160
 161                         MarkProjectAsDirty ();
 162                         NeedToReevaluate ();
 163
 164                         return item;
 165                 }
 166
 167                 [MonoTODO ("Not tested")]
 168                 public BuildItemGroup AddNewItemGroup ()
 169                 {
 170                         XmlElement element = xmlDocument.CreateElement ("ItemGroup", XmlNamespace);
 171                         xmlDocument.DocumentElement.AppendChild (element);
 172
 173                         BuildItemGroup big = new BuildItemGroup (element, this, null, false);
 174                         itemGroups.Add (big);
 175                         MarkProjectAsDirty ();
 176                         NeedToReevaluate ();
 177
 178                         return big;
 179                 }
 180
 181                 [MonoTODO ("Ignores insertAtEndOfProject")]
 182                 public BuildPropertyGroup AddNewPropertyGroup (bool insertAtEndOfProject)
 183                 {
 184                         XmlElement element = xmlDocument.CreateElement ("PropertyGroup", XmlNamespace);
 185                         xmlDocument.DocumentElement.AppendChild (element);
 186
 187                         BuildPropertyGroup bpg = new BuildPropertyGroup (element, this, null, false);
 188                         propertyGroups.Add (bpg);
 189                         MarkProjectAsDirty ();
 190                         NeedToReevaluate ();
 191
 192                         return bpg;
 193                 }
 194
 195                 [MonoTODO ("Not tested, isn't added to TaskDatabase (no reevaluation)")]
 196                 public void AddNewUsingTaskFromAssemblyFile (string taskName,
 197                                                              string assemblyFile)
 198                 {
 199                         if (taskName == null)
 200                                 throw new ArgumentNullException ("taskName");
 201                         if (assemblyFile == null)
 202                                 throw new ArgumentNullException ("assemblyFile");
 203
 204                         XmlElement element = xmlDocument.CreateElement ("UsingTask", XmlNamespace);
 205                         xmlDocument.DocumentElement.AppendChild (element);
 206                         element.SetAttribute ("TaskName", taskName);
 207                         element.SetAttribute ("AssemblyFile", assemblyFile);
 208
 209                         UsingTask ut = new UsingTask (element, this, null);
 210                         usingTasks.Add (ut);
 211                         MarkProjectAsDirty ();
 212                 }
 213
 214                 [MonoTODO ("Not tested, isn't added to TaskDatabase (no reevaluation)")]
 215                 public void AddNewUsingTaskFromAssemblyName (string taskName,
 216                                                              string assemblyName)
 217                 {
 218                         if (taskName == null)
 219                                 throw new ArgumentNullException ("taskName");
 220                         if (assemblyName == null)
 221                                 throw new ArgumentNullException ("assemblyName");
 222
 223                         XmlElement element = xmlDocument.CreateElement ("UsingTask", XmlNamespace);
 224                         xmlDocument.DocumentElement.AppendChild (element);
 225                         element.SetAttribute ("TaskName", taskName);
 226                         element.SetAttribute ("AssemblyName", assemblyName);
 227
 228                         UsingTask ut = new UsingTask (element, this, null);
 229                         usingTasks.Add (ut);
 230                         MarkProjectAsDirty ();
 231                 }
 232
 233                 [MonoTODO ("Not tested")]
 234                 public bool Build ()
 235                 {
 236                         return Build (new string [0]);
 237                 }
 238
 239                 [MonoTODO ("Not tested")]
 240                 public bool Build (string targetName)
 241                 {
 242                         if (targetName == null)
 243                                 return Build ((string[]) null);
 244                         else
 245                                 return Build (new string [1] { targetName });
 246                 }
 247
 248                 [MonoTODO ("Not tested")]
 249                 public bool Build (string [] targetNames)
 250                 {
 251                         return Build (targetNames, null);
 252                 }
 253
 254                 [MonoTODO ("Not tested")]
 255                 public bool Build (string [] targetNames,
 256                                    IDictionary targetOutputs)
 257                 {
 258                         return Build (targetNames, targetOutputs, BuildSettings.None);
 259                 }
 260
 261                 [MonoTODO ("Not tested")]
 262                 public bool Build (string [] targetNames,
 263                                    IDictionary targetOutputs,
 264                                    BuildSettings buildFlags)
 265
 266                 {
 267                         bool result = false;
 268                         ParentEngine.StartProjectBuild (this, targetNames);
 269                         string current_directory = Environment.CurrentDirectory;
 270                         try {
 271                                 current_settings = buildFlags;
 272                                 if (!String.IsNullOrEmpty (fullFileName))
 273                                         Directory.SetCurrentDirectory (Path.GetDirectoryName (fullFileName));
 274                                 building = true;
 275                                 result = BuildInternal (targetNames, targetOutputs, buildFlags);
 276                         } finally {
 277                                 ParentEngine.EndProjectBuild (this, result);
 278                                 current_settings = BuildSettings.None;
 279                                 Directory.SetCurrentDirectory (current_directory);
 280                                 building = false;
 281                         }
 282
 283                         return result;
 284                 }
 285
 286                 bool BuildInternal (string [] targetNames,
 287                                    IDictionary targetOutputs,
 288                                    BuildSettings buildFlags)
 289                 {
 290                         CheckUnloaded ();
 291                         if (buildFlags == BuildSettings.None)
 292                                 Reevaluate ();
 293
 294                         if (targetNames == null || targetNames.Length == 0) {
 295                                 if (defaultTargets != null && defaultTargets.Length != 0)
 296                                         targetNames = defaultTargets;
 297                                 else if (firstTargetName != null)
 298                                         targetNames = new string [1] { firstTargetName};
 299                                 else
 300                                         return false;
 301                         }
 302
 303                         if (!initialTargetsBuilt) {
 304                                 foreach (string target in initialTargets) {
 305                                         if (!BuildTarget (target.Trim (), targetOutputs))
 306                                                 return false;
 307                                 }
 308                                 initialTargetsBuilt = true;
 309                         }
 310
 311                         foreach (string target in targetNames)
 312                                 if (!BuildTarget (target.Trim (), targetOutputs))
 313                                         return false;
 314
 315                         return true;
 316                 }
 317
 318                 bool BuildTarget (string target_name, IDictionary targetOutputs)
 319                 {
 320                         if (target_name == null)
 321                                 throw new ArgumentException ("targetNames cannot contain null strings");
 322
 323                         if (!targets.Exists (target_name)) {
 324                                 //FIXME: Log this!
 325                                 Console.WriteLine ("Target named '{0}' not found in the project.", target_name);
 326                                 return false;
 327                         }
 328
 329                         string key = GetKeyForTarget (target_name);
 330                         if (!targets [target_name].Build (key))
 331                                 return false;
 332
 333                         ITaskItem[] outputs;
 334                         if (ParentEngine.BuiltTargetsOutputByName.TryGetValue (key, out outputs)) {
 335                                 if (targetOutputs != null)
 336                                         targetOutputs.Add (target_name, outputs);
 337                         }
 338                         return true;
 339                 }
 340
 341                 internal string GetKeyForTarget (string target_name)
 342                 {
 343                         // target name is case insensitive
 344                         return fullFileName + ":" + target_name.ToLower () + ":" + GlobalPropertiesToString (GlobalProperties);
 345                 }
 346
 347                 string GlobalPropertiesToString (BuildPropertyGroup bgp)
 348                 {
 349                         StringBuilder sb = new StringBuilder ();
 350                         foreach (BuildProperty bp in bgp)
 351                                 sb.AppendFormat (" {0}:{1}", bp.Name, bp.FinalValue);
 352                         return sb.ToString ();
 353                 }
 354
 355                 [MonoTODO]
 356                 public string [] GetConditionedPropertyValues (string propertyName)
 357                 {
 358                         if (conditionedProperties.ContainsKey (propertyName))
 359                                 return conditionedProperties [propertyName].ToArray ();
 360                         else
 361                                 return new string [0];
 362                 }
 363
 364                 public BuildItemGroup GetEvaluatedItemsByName (string itemName)
 365                 {
 366                         if (needToReevaluate) {
 367                                 needToReevaluate = false;
 368                                 Reevaluate ();
 369                         }
 370
 371                         if (evaluatedItemsByName.ContainsKey (itemName))
 372                                 return evaluatedItemsByName [itemName];
 373                         else
 374                                 return new BuildItemGroup (this);
 375                 }
 376
 377                 public BuildItemGroup GetEvaluatedItemsByNameIgnoringCondition (string itemName)
 378                 {
 379                         if (needToReevaluate) {
 380                                 needToReevaluate = false;
 381                                 Reevaluate ();
 382                         }
 383
 384                         if (evaluatedItemsByNameIgnoringCondition.ContainsKey (itemName))
 385                                 return evaluatedItemsByNameIgnoringCondition [itemName];
 386                         else
 387                                 return new BuildItemGroup (this);
 388                 }
 389
 390                 public string GetEvaluatedProperty (string propertyName)
 391                 {
 392                         if (needToReevaluate) {
 393                                 needToReevaluate = false;
 394                                 Reevaluate ();
 395                         }
 396
 397                         if (propertyName == null)
 398                                 throw new ArgumentNullException ("propertyName");
 399
 400                         BuildProperty bp = evaluatedProperties [propertyName];
 401
 402                         return bp == null ? null : (string) bp;
 403                 }
 404
 405                 [MonoTODO ("We should remember that node and not use XPath to get it")]
 406                 public string GetProjectExtensions (string id)
 407                 {
 408                         if (id == null || id == String.Empty)
 409                                 return String.Empty;
 410
 411                         XmlNode node = xmlDocument.SelectSingleNode (String.Format ("/tns:Project/tns:ProjectExtensions/tns:{0}", id), XmlNamespaceManager);
 412
 413                         if (node == null)
 414                                 return String.Empty;
 415                         else
 416                                 return node.InnerXml;
 417                 }
 418
 419
 420                 public void Load (string projectFileName)
 421                 {
 422                         this.fullFileName = Utilities.FromMSBuildPath (Path.GetFullPath (projectFileName));
 423
 424                         string filename = fullFileName;
 425                         if (String.Compare (Path.GetExtension (fullFileName), ".sln", true) == 0) {
 426                                 Project tmp_project = ParentEngine.CreateNewProject ();
 427                                 SolutionParser sln_parser = new SolutionParser ();
 428                                 sln_parser.ParseSolution (fullFileName, tmp_project, delegate (int errorNumber, string message) {
 429                                                 LogWarning (filename, message);
 430                                         });
 431                                 filename = fullFileName + ".proj";
 432                                 try {
 433                                         tmp_project.Save (filename);
 434                                         ParentEngine.RemoveLoadedProject (tmp_project);
 435                                         DoLoad (new StreamReader (filename));
 436                                 } finally {
 437                                         if (Environment.GetEnvironmentVariable ("XBUILD_EMIT_SOLUTION") == null)
 438                                                 File.Delete (filename);
 439                                 }
 440                         } else {
 441                                 DoLoad (new StreamReader (filename));
 442                         }
 443                 }
 444
 445                 [MonoTODO ("Not tested")]
 446                 public void Load (TextReader textReader)
 447                 {
 448                         fullFileName = String.Empty;
 449                         DoLoad (textReader);
 450                 }
 451
 452                 public void LoadXml (string projectXml)
 453                 {
 454                         fullFileName = String.Empty;
 455                         DoLoad (new StringReader (projectXml));
 456                         MarkProjectAsDirty ();
 457                 }
 458
 459
 460                 public void MarkProjectAsDirty ()
 461                 {
 462                         isDirty = true;
 463                         timeOfLastDirty = DateTime.Now;
 464                 }
 465
 466                 [MonoTODO ("Not tested")]
 467                 public void RemoveAllItemGroups ()
 468                 {
 469                         int length = ItemGroups.Count;
 470                         BuildItemGroup [] groups = new BuildItemGroup [length];
 471                         ItemGroups.CopyTo (groups, 0);
 472
 473                         for (int i = 0; i < length; i++)
 474                                 RemoveItemGroup (groups [i]);
 475
 476                         MarkProjectAsDirty ();
 477                         NeedToReevaluate ();
 478                 }
 479
 480                 [MonoTODO ("Not tested")]
 481                 public void RemoveAllPropertyGroups ()
 482                 {
 483                         int length = PropertyGroups.Count;
 484                         BuildPropertyGroup [] groups = new BuildPropertyGroup [length];
 485                         PropertyGroups.CopyTo (groups, 0);
 486
 487                         for (int i = 0; i < length; i++)
 488                                 RemovePropertyGroup (groups [i]);
 489
 490                         MarkProjectAsDirty ();
 491                         NeedToReevaluate ();
 492                 }
 493
 494                 [MonoTODO]
 495                 public void RemoveItem (BuildItem itemToRemove)
 496                 {
 497                         if (itemToRemove == null)
 498                                 throw new ArgumentNullException ("itemToRemove");
 499
 500                         if (!itemToRemove.FromXml && !itemToRemove.HasParentItem)
 501                                 throw new InvalidOperationException ("The object passed in is not part of the project.");
 502
 503                         BuildItemGroup big = itemToRemove.ParentItemGroup;
 504
 505                         if (big.Count == 1) {
 506                                 // ParentItemGroup for items from xml and that have parent is the same
 507                                 groupingCollection.Remove (big);
 508                         } else {
 509                                 if (big.ParentProject != this)
 510                                         throw new InvalidOperationException ("The object passed in is not part of the project.");
 511
 512                                 if (itemToRemove.FromXml)
 513                                         big.RemoveItem (itemToRemove);
 514                                 else
 515                                         big.RemoveItem (itemToRemove.ParentItem);
 516                         }
 517
 518                         MarkProjectAsDirty ();
 519                         NeedToReevaluate ();
 520                 }
 521
 522                 [MonoTODO ("Not tested")]
 523                 public void RemoveItemGroup (BuildItemGroup itemGroupToRemove)
 524                 {
 525                         if (itemGroupToRemove == null)
 526                                 throw new ArgumentNullException ("itemGroupToRemove");
 527
 528                         groupingCollection.Remove (itemGroupToRemove);
 529                         MarkProjectAsDirty ();
 530                 }
 531
 532                 [MonoTODO]
 533                 // NOTE: does not modify imported projects
 534                 public void RemoveItemGroupsWithMatchingCondition (string matchingCondition)
 535                 {
 536                         throw new NotImplementedException ();
 537                 }
 538
 539                 [MonoTODO]
 540                 public void RemoveItemsByName (string itemName)
 541                 {
 542                         if (itemName == null)
 543                                 throw new ArgumentNullException ("itemName");
 544
 545                         throw new NotImplementedException ();
 546                 }
 547
 548                 [MonoTODO ("Not tested")]
 549                 public void RemovePropertyGroup (BuildPropertyGroup propertyGroupToRemove)
 550                 {
 551                         if (propertyGroupToRemove == null)
 552                                 throw new ArgumentNullException ("propertyGroupToRemove");
 553
 554                         groupingCollection.Remove (propertyGroupToRemove);
 555                         MarkProjectAsDirty ();
 556                 }
 557
 558                 [MonoTODO]
 559                 // NOTE: does not modify imported projects
 560                 public void RemovePropertyGroupsWithMatchingCondition (string matchCondition)
 561                 {
 562                         throw new NotImplementedException ();
 563                 }
 564
 565                 [MonoTODO]
 566                 public void ResetBuildStatus ()
 567                 {
 568                         // hack to allow built targets to be removed
 569                         building = true;
 570                         Reevaluate ();
 571                         building = false;
 572                 }
 573
 574                 public void Save (string projectFileName)
 575                 {
 576                         Save (projectFileName, Encoding.Default);
 577                         isDirty = false;
 578                 }
 579
 580                 [MonoTODO ("Ignores encoding")]
 581                 public void Save (string projectFileName, Encoding encoding)
 582                 {
 583                         xmlDocument.Save (projectFileName);
 584                         isDirty = false;
 585                 }
 586
 587                 public void Save (TextWriter outTextWriter)
 588                 {
 589                         xmlDocument.Save (outTextWriter);
 590                         isDirty = false;
 591                 }
 592
 593                 public void SetImportedProperty (string propertyName,
 594                                                  string propertyValue,
 595                                                  string condition,
 596                                                  Project importProject)
 597                 {
 598                         SetImportedProperty (propertyName, propertyValue, condition, importProject,
 599                                 PropertyPosition.UseExistingOrCreateAfterLastPropertyGroup);
 600                 }
 601
 602                 public void SetImportedProperty (string propertyName,
 603                                                  string propertyValue,
 604                                                  string condition,
 605                                                  Project importedProject,
 606                                                  PropertyPosition position)
 607                 {
 608                         SetImportedProperty (propertyName, propertyValue, condition, importedProject,
 609                                 PropertyPosition.UseExistingOrCreateAfterLastPropertyGroup, false);
 610                 }
 611
 612                 [MonoTODO]
 613                 public void SetImportedProperty (string propertyName,
 614                                                  string propertyValue,
 615                                                  string condition,
 616                                                  Project importedProject,
 617                                                  PropertyPosition position,
 618                                                  bool treatPropertyValueAsLiteral)
 619                 {
 620                         throw new NotImplementedException ();
 621                 }
 622
 623                 public void SetProjectExtensions (string id, string xmlText)
 624                 {
 625                         if (id == null)
 626                                 throw new ArgumentNullException ("id");
 627                         if (xmlText == null)
 628                                 throw new ArgumentNullException ("xmlText");
 629
 630                         XmlNode projectExtensions, node;
 631
 632                         projectExtensions = xmlDocument.SelectSingleNode ("/tns:Project/tns:ProjectExtensions", XmlNamespaceManager);
 633
 634                         if (projectExtensions == null) {
 635                                 projectExtensions = xmlDocument.CreateElement ("ProjectExtensions", XmlNamespace);
 636                                 xmlDocument.DocumentElement.AppendChild (projectExtensions);
 637
 638                                 node = xmlDocument.CreateElement (id, XmlNamespace);
 639                                 node.InnerXml = xmlText;
 640                                 projectExtensions.AppendChild (node);
 641                         } else {
 642                                 node = xmlDocument.SelectSingleNode (String.Format ("/tns:Project/tns:ProjectExtensions/tns:{0}", id), XmlNamespaceManager);
 643
 644                                 if (node == null) {
 645                                         node = xmlDocument.CreateElement (id, XmlNamespace);
 646                                         projectExtensions.AppendChild (node);
 647                                 }
 648
 649                                 node.InnerXml = xmlText;
 650
 651                         }
 652
 653                         MarkProjectAsDirty ();
 654                 }
 655
 656                 public void SetProperty (string propertyName,
 657                                          string propertyValue)
 658                 {
 659                         SetProperty (propertyName, propertyValue, "true",
 660                                 PropertyPosition.UseExistingOrCreateAfterLastPropertyGroup, false);
 661                 }
 662
 663                 public void SetProperty (string propertyName,
 664                                          string propertyValue,
 665                                          string condition)
 666                 {
 667                         SetProperty (propertyName, propertyValue, condition,
 668                                 PropertyPosition.UseExistingOrCreateAfterLastPropertyGroup);
 669                 }
 670
 671                 public void SetProperty (string propertyName,
 672                                          string propertyValue,
 673                                          string condition,
 674                                          PropertyPosition position)
 675                 {
 676                         SetProperty (propertyName, propertyValue, condition,
 677                                 PropertyPosition.UseExistingOrCreateAfterLastPropertyGroup, false);
 678                 }
 679
 680                 [MonoTODO]
 681                 public void SetProperty (string propertyName,
 682                                          string propertyValue,
 683                                          string condition,
 684                                          PropertyPosition position,
 685                                          bool treatPropertyValueAsLiteral)
 686                 {
 687                         throw new NotImplementedException ();
 688                 }
 689
 690                 internal void Unload ()
 691                 {
 692                         unloaded = true;
 693                 }
 694
 695                 internal void CheckUnloaded ()
 696                 {
 697                         if (unloaded)
 698                                 throw new InvalidOperationException ("This project object has been unloaded from the MSBuild engine and is no longer valid.");
 699                 }
 700
 701                 internal void NeedToReevaluate ()
 702                 {
 703                         needToReevaluate = true;
 704                 }
 705
 706                 // Does the actual loading.
 707                 void DoLoad (TextReader textReader)
 708                 {
 709                         try {
 710                                 ParentEngine.RemoveLoadedProject (this);
 711
 712                                 XmlReaderSettings settings = new XmlReaderSettings ();
 713
 714                                 if (SchemaFile != null) {
 715                                         settings.Schemas.Add (null, SchemaFile);
 716                                         settings.ValidationType = ValidationType.Schema;
 717                                         settings.ValidationEventHandler += new ValidationEventHandler (ValidationCallBack);
 718                                 }
 719
 720                                 XmlReader xmlReader = XmlReader.Create (textReader, settings);
 721                                 xmlDocument.Load (xmlReader);
 722
 723                                 if (xmlDocument.DocumentElement.Name == "VisualStudioProject")
 724                                         throw new InvalidProjectFileException (String.Format (
 725                                                         "Project file '{0}' is a VS2003 project, which is not " +
 726                                                         "supported by xbuild. You need to convert it to msbuild " +
 727                                                         "format to build with xbuild.", fullFileName));
 728
 729                                 if (xmlDocument.DocumentElement.Name != "Project") {
 730                                         throw new InvalidProjectFileException (String.Format (
 731                                                 "The element <{0}> is unrecognized, or not supported in this context.", xmlDocument.DocumentElement.Name));
 732                                 }
 733
 734                                 if (xmlDocument.DocumentElement.GetAttribute ("xmlns") != ns) {
 735                                         throw new InvalidProjectFileException (
 736                                                 @"The default XML namespace of the project must be the MSBuild XML namespace." +
 737                                                 " If the project is authored in the MSBuild 2003 format, please add " +
 738                                                 "xmlns=\"http://schemas.microsoft.com/developer/msbuild/2003\" to the <Project> element. " +
 739                                                 "If the project has been authored in the old 1.0 or 1.2 format, please convert it to MSBuild 2003 format.  ");
 740                                 }
 741                                 ProcessXml ();
 742                                 ParentEngine.AddLoadedProject (this);
 743                         } catch (Exception e) {
 744                                 throw new InvalidProjectFileException (String.Format ("{0}: {1}",
 745                                                         fullFileName, e.Message), e);
 746                         } finally {
 747                                 if (textReader != null)
 748                                         textReader.Close ();
 749                         }
 750                 }
 751
 752                 void Reevaluate ()
 753                 {
 754                         ProcessXml ();
 755                 }
 756
 757                 void ProcessXml ()
 758                 {
 759                         groupingCollection = new GroupingCollection (this);
 760                         imports = new ImportCollection (groupingCollection);
 761                         usingTasks = new UsingTaskCollection (this);
 762                         itemGroups = new BuildItemGroupCollection (groupingCollection);
 763                         propertyGroups = new BuildPropertyGroupCollection (groupingCollection);
 764                         targets = new TargetCollection (this);
 765                         last_item_group_containing = new Dictionary <string, BuildItemGroup> ();
 766
 767                         taskDatabase = new TaskDatabase ();
 768                         if (ParentEngine.DefaultTasksRegistered)
 769                                 taskDatabase.CopyTasks (ParentEngine.DefaultTasks);
 770
 771                         initialTargets = new List<string> ();
 772                         defaultTargets = new string [0];
 773                         PrepareForEvaluate ();
 774                         ProcessElements (xmlDocument.DocumentElement, null);
 775
 776                         isDirty = false;
 777                         Evaluate ();
 778                 }
 779
 780                 void ProcessProjectAttributes (XmlAttributeCollection attributes)
 781                 {
 782                         foreach (XmlAttribute attr in attributes) {
 783                                 switch (attr.Name) {
 784                                 case "InitialTargets":
 785                                         initialTargets.AddRange (attr.Value.Split (
 786                                                                         new char [] {';', ' '},
 787                                                                         StringSplitOptions.RemoveEmptyEntries));
 788                                         break;
 789                                 case "DefaultTargets":
 790                                         // first non-empty DefaultTargets found is used
 791                                         if (defaultTargets == null || defaultTargets.Length == 0)
 792                                                 defaultTargets = attr.Value.Split (new char [] {';', ' '},
 793                                                         StringSplitOptions.RemoveEmptyEntries);
 794                                         EvaluatedProperties.AddProperty (new BuildProperty ("MSBuildProjectDefaultTargets",
 795                                                                 DefaultTargets, PropertyType.Reserved));
 796                                         break;
 797                                 }
 798                         }
 799                 }
 800
 801                 internal void ProcessElements (XmlElement rootElement, ImportedProject ip)
 802                 {
 803                         ProcessProjectAttributes (rootElement.Attributes);
 804                         foreach (XmlNode xn in rootElement.ChildNodes) {
 805                                 if (xn is XmlElement) {
 806                                         XmlElement xe = (XmlElement) xn;
 807                                         switch (xe.Name) {
 808                                         case "ProjectExtensions":
 809                                                 AddProjectExtensions (xe);
 810                                                 break;
 811                                         case "Warning":
 812                                         case "Message":
 813                                         case "Error":
 814                                                 AddMessage (xe);
 815                                                 break;
 816                                         case "Target":
 817                                                 AddTarget (xe, ip);
 818                                                 break;
 819                                         case "UsingTask":
 820                                                 AddUsingTask (xe, ip);
 821                                                 break;
 822                                         case "Import":
 823                                                 AddImport (xe, ip);
 824                                                 break;
 825                                         case "ItemGroup":
 826                                                 AddItemGroup (xe, ip);
 827                                                 break;
 828                                         case "PropertyGroup":
 829                                                 AddPropertyGroup (xe, ip);
 830                                                 break;
 831                                         case  "Choose":
 832                                                 AddChoose (xe);
 833                                                 break;
 834                                         default:
 835                                                 throw new InvalidProjectFileException ("Invalid element in project file.");
 836                                         }
 837                                 }
 838                         }
 839                 }
 840
 841                 void PrepareForEvaluate ()
 842                 {
 843                         evaluatedItems = new BuildItemGroup (null, this, null, true);
 844                         evaluatedItemsIgnoringCondition = new BuildItemGroup (null, this, null, true);
 845                         evaluatedItemsByName = new Dictionary <string, BuildItemGroup> (StringComparer.InvariantCultureIgnoreCase);
 846                         evaluatedItemsByNameIgnoringCondition = new Dictionary <string, BuildItemGroup> (StringComparer.InvariantCultureIgnoreCase);
 847                         if (building && current_settings == BuildSettings.None)
 848                                 RemoveBuiltTargets ();
 849
 850                         InitializeProperties ();
 851                 }
 852
 853                 void Evaluate ()
 854                 {
 855                         groupingCollection.Evaluate ();
 856
 857                         //FIXME: UsingTasks aren't really evaluated. (shouldn't use expressions or anything)
 858                         foreach (UsingTask usingTask in UsingTasks)
 859                                 usingTask.Evaluate ();
 860                 }
 861
 862                 // Removes entries of all earlier built targets for this project
 863                 void RemoveBuiltTargets ()
 864                 {
 865                         foreach (string key in builtTargetKeys)
 866                                 ParentEngine.BuiltTargetsOutputByName.Remove (key);
 867                 }
 868
 869                 void InitializeProperties ()
 870                 {
 871                         BuildProperty bp;
 872
 873                         evaluatedProperties = new BuildPropertyGroup (null, null, null, true);
 874
 875                         foreach (BuildProperty gp in GlobalProperties) {
 876                                 bp = new BuildProperty (gp.Name, gp.Value, PropertyType.Global);
 877                                 EvaluatedProperties.AddProperty (bp);
 878                         }
 879
 880                         foreach (BuildProperty gp in GlobalProperties)
 881                                 ParentEngine.GlobalProperties.AddProperty (gp);
 882
 883                         // add properties that we dont have from parent engine's
 884                         // global properties
 885                         foreach (BuildProperty gp in ParentEngine.GlobalProperties) {
 886                                 if (EvaluatedProperties [gp.Name] == null) {
 887                                         bp = new BuildProperty (gp.Name, gp.Value, PropertyType.Global);
 888                                         EvaluatedProperties.AddProperty (bp);
 889                                 }
 890                         }
 891
 892                         foreach (DictionaryEntry de in Environment.GetEnvironmentVariables ()) {
 893                                 bp = new BuildProperty ((string) de.Key, (string) de.Value, PropertyType.Environment);
 894                                 EvaluatedProperties.AddProperty (bp);
 895                         }
 896
 897                         EvaluatedProperties.AddProperty (new BuildProperty ("MSBuildProjectFile", Path.GetFileName (fullFileName),
 898                                                 PropertyType.Reserved));
 899                         EvaluatedProperties.AddProperty (new BuildProperty ("MSBuildProjectName",
 900                                                 Path.GetFileNameWithoutExtension (fullFileName),
 901                                                 PropertyType.Reserved));
 902                         EvaluatedProperties.AddProperty (new BuildProperty ("MSBuildBinPath", parentEngine.BinPath, PropertyType.Reserved));
 903                         EvaluatedProperties.AddProperty (new BuildProperty ("MSBuildToolsPath", parentEngine.BinPath, PropertyType.Reserved));
 904                         EvaluatedProperties.AddProperty (new BuildProperty ("MSBuildExtensionsPath", ExtensionsPath, PropertyType.Reserved));
 905                         EvaluatedProperties.AddProperty (new BuildProperty ("MSBuildProjectDefaultTargets", DefaultTargets, PropertyType.Reserved));
 906
 907                         // FIXME: make some internal method that will work like GetDirectoryName but output String.Empty on null/String.Empty
 908                         string projectDir;
 909                         if (FullFileName == String.Empty)
 910                                 projectDir = Environment.CurrentDirectory;
 911                         else
 912                                 projectDir = Path.GetDirectoryName (FullFileName);
 913
 914                         EvaluatedProperties.AddProperty (new BuildProperty ("MSBuildProjectDirectory", projectDir, PropertyType.Reserved));
 915                 }
 916
 917                 void AddProjectExtensions (XmlElement xmlElement)
 918                 {
 919                 }
 920
 921                 void AddMessage (XmlElement xmlElement)
 922                 {
 923                 }
 924
 925                 void AddTarget (XmlElement xmlElement, ImportedProject importedProject)
 926                 {
 927                         Target target = new Target (xmlElement, this, importedProject);
 928                         targets.AddTarget (target);
 929
 930                         if (firstTargetName == null)
 931                                 firstTargetName = target.Name;
 932                 }
 933
 934                 void AddUsingTask (XmlElement xmlElement, ImportedProject importedProject)
 935                 {
 936                         UsingTask usingTask;
 937
 938                         usingTask = new UsingTask (xmlElement, this, importedProject);
 939                         UsingTasks.Add (usingTask);
 940                 }
 941
 942                 void AddImport (XmlElement xmlElement, ImportedProject importingProject)
 943                 {
 944                         // eval all the properties etc till the import
 945                         Evaluate ();
 946
 947                         Import import = new Import (xmlElement, this, importingProject);
 948                         Imports.Add (import);
 949
 950                         if (ConditionParser.ParseAndEvaluate (import.Condition, this))
 951                                 import.Evaluate ();
 952                 }
 953
 954                 void AddItemGroup (XmlElement xmlElement, ImportedProject importedProject)
 955                 {
 956                         BuildItemGroup big = new BuildItemGroup (xmlElement, this, importedProject, false);
 957                         ItemGroups.Add (big);
 958                 }
 959
 960                 void AddPropertyGroup (XmlElement xmlElement, ImportedProject importedProject)
 961                 {
 962                         BuildPropertyGroup bpg = new BuildPropertyGroup (xmlElement, this, importedProject, false);
 963                         PropertyGroups.Add (bpg);
 964                 }
 965
 966                 void AddChoose (XmlElement xmlElement)
 967                 {
 968                         BuildChoose bc = new BuildChoose (xmlElement, this);
 969                         groupingCollection.Add (bc);
 970                 }
 971
 972                 static void ValidationCallBack (object sender, ValidationEventArgs e)
 973                 {
 974                         Console.WriteLine ("Validation Error: {0}", e.Message);
 975                 }
 976
 977                 public bool BuildEnabled {
 978                         get {
 979                                 return buildEnabled;
 980                         }
 981                         set {
 982                                 buildEnabled = value;
 983                         }
 984                 }
 985
 986                 [MonoTODO]
 987                 public Encoding Encoding {
 988                         get { return encoding; }
 989                 }
 990
 991                 public string DefaultTargets {
 992                         get {
 993                                 return String.Join ("; ", defaultTargets);
 994                         }
 995                         set {
 996                                 xmlDocument.DocumentElement.SetAttribute ("DefaultTargets", value);
 997                                 if (value != null)
 998                                         defaultTargets = value.Split (new char [] {';', ' '},
 999                                                         StringSplitOptions.RemoveEmptyEntries);
1000                         }
1001                 }
1002
1003                 public BuildItemGroup EvaluatedItems {
1004                         get {
1005                                 if (needToReevaluate) {
1006                                         needToReevaluate = false;
1007                                         Reevaluate ();
1008                                 }
1009                                 return evaluatedItems;
1010                         }
1011                 }
1012
1013                 public BuildItemGroup EvaluatedItemsIgnoringCondition {
1014                         get {
1015                                 if (needToReevaluate) {
1016                                         needToReevaluate = false;
1017                                         Reevaluate ();
1018                                 }
1019                                 return evaluatedItemsIgnoringCondition;
1020                         }
1021                 }
1022
1023                 internal IDictionary <string, BuildItemGroup> EvaluatedItemsByName {
1024                         get {
1025                                 // FIXME: do we need to do this here?
1026                                 if (needToReevaluate) {
1027                                         needToReevaluate = false;
1028                                         Reevaluate ();
1029                                 }
1030                                 return evaluatedItemsByName;
1031                         }
1032                 }
1033
1034                 internal IDictionary <string, BuildItemGroup> EvaluatedItemsByNameIgnoringCondition {
1035                         get {
1036                                 // FIXME: do we need to do this here?
1037                                 if (needToReevaluate) {
1038                                         needToReevaluate = false;
1039                                         Reevaluate ();
1040                                 }
1041                                 return evaluatedItemsByNameIgnoringCondition;
1042                         }
1043                 }
1044
1045                 // For batching implementation
1046                 Dictionary<string, BuildItemGroup> perBatchItemsByName;
1047                 Dictionary<string, BuildItemGroup> commonItemsByName;
1048
1049                 internal void SetBatchedItems (Dictionary<string, BuildItemGroup> perBatchItemsByName, Dictionary<string, BuildItemGroup> commonItemsByName)
1050                 {
1051                         this.perBatchItemsByName = perBatchItemsByName;
1052                         this.commonItemsByName = commonItemsByName;
1053                 }
1054
1055                 // Honors batching
1056                 internal bool TryGetEvaluatedItemByNameBatched (string itemName, out BuildItemGroup group)
1057                 {
1058                         if (perBatchItemsByName == null && commonItemsByName == null)
1059                                 return EvaluatedItemsByName.TryGetValue (itemName, out group);
1060
1061                         if (perBatchItemsByName != null)
1062                                 return perBatchItemsByName.TryGetValue (itemName, out group);
1063
1064                         if (commonItemsByName != null)
1065                                 return commonItemsByName.TryGetValue (itemName, out group);
1066
1067                         group = null;
1068                         return false;
1069                 }
1070
1071                 internal string GetMetadataBatched (string itemName, string metadataName)
1072                 {
1073                         BuildItemGroup group = null;
1074                         if (itemName == null) {
1075                                 //unqualified, all items in a batch(bucket) have the
1076                                 //same metadata values
1077                                 group = GetFirst<BuildItemGroup> (perBatchItemsByName.Values);
1078                                 if (group == null)
1079                                         group = GetFirst<BuildItemGroup> (commonItemsByName.Values);
1080                         } else {
1081                                 //qualified
1082                                 TryGetEvaluatedItemByNameBatched (itemName, out group);
1083                         }
1084
1085                         if (group != null) {
1086                                 foreach (BuildItem item in group) {
1087                                         if (item.HasMetadata (metadataName))
1088                                                 return item.GetEvaluatedMetadata (metadataName);
1089                                 }
1090                         }
1091                         return String.Empty;
1092                 }
1093
1094                 internal IEnumerable<BuildItemGroup> GetAllItemGroups ()
1095                 {
1096                         if (perBatchItemsByName == null && commonItemsByName == null)
1097                                 foreach (BuildItemGroup group in EvaluatedItemsByName.Values)
1098                                         yield return group;
1099
1100                         if (perBatchItemsByName != null)
1101                                 foreach (BuildItemGroup group in perBatchItemsByName.Values)
1102                                         yield return group;
1103
1104                         if (commonItemsByName != null)
1105                                 foreach (BuildItemGroup group in commonItemsByName.Values)
1106                                         yield return group;
1107                 }
1108
1109                 T GetFirst<T> (ICollection<T> list)
1110                 {
1111                         if (list == null)
1112                                 return default (T);
1113
1114                         foreach (T t in list)
1115                                 return t;
1116
1117                         return default (T);
1118                 }
1119
1120                 void LogWarning (string filename, string message, params object[] messageArgs)
1121                 {
1122                         BuildWarningEventArgs bwea = new BuildWarningEventArgs (
1123                                 null, null, filename, 0, 0, 0, 0, String.Format (message, messageArgs),
1124                                 null, null);
1125                         ParentEngine.EventSource.FireWarningRaised (this, bwea);
1126                 }
1127
1128                 static string ExtensionsPath {
1129                         get {
1130                                 if (extensions_path == null) {
1131                                         // NOTE: code from mcs/tools/gacutil/driver.cs
1132                                         PropertyInfo gac = typeof (System.Environment).GetProperty (
1133                                                         "GacPath", BindingFlags.Static | BindingFlags.NonPublic);
1134
1135                                         if (gac != null) {
1136                                                 MethodInfo get_gac = gac.GetGetMethod (true);
1137                                                 string gac_path = (string) get_gac.Invoke (null, null);
1138                                                 extensions_path = Path.GetFullPath (Path.Combine (
1139                                                                         gac_path, Path.Combine ("..", "xbuild")));
1140                                         }
1141                                 }
1142                                 return extensions_path;
1143                         }
1144                 }
1145
1146                 public BuildPropertyGroup EvaluatedProperties {
1147                         get {
1148                                 if (needToReevaluate) {
1149                                         needToReevaluate = false;
1150                                         Reevaluate ();
1151                                 }
1152                                 return evaluatedProperties;
1153                         }
1154                 }
1155
1156                 public string FullFileName {
1157                         get { return fullFileName; }
1158                         set { fullFileName = value; }
1159                 }
1160
1161                 public BuildPropertyGroup GlobalProperties {
1162                         get { return globalProperties; }
1163                         set {
1164                                 if (value == null)
1165                                         throw new ArgumentNullException ("value");
1166
1167                                 if (value.FromXml)
1168                                         throw new InvalidOperationException ("GlobalProperties can not be set to persisted property group.");
1169
1170                                 globalProperties = value;
1171                                 NeedToReevaluate ();
1172                         }
1173                 }
1174
1175                 public bool IsDirty {
1176                         get { return isDirty; }
1177                 }
1178
1179                 public bool IsValidated {
1180                         get { return isValidated; }
1181                         set { isValidated = value; }
1182                 }
1183
1184                 public BuildItemGroupCollection ItemGroups {
1185                         get { return itemGroups; }
1186                 }
1187
1188                 public ImportCollection Imports {
1189                         get { return imports; }
1190                 }
1191
1192                 public string InitialTargets {
1193                         get {
1194                                 return String.Join ("; ", initialTargets.ToArray ());
1195                         }
1196                         set {
1197                                 initialTargets.Clear ();
1198                                 xmlDocument.DocumentElement.SetAttribute ("InitialTargets", value);
1199                                 if (value != null)
1200                                         initialTargets.AddRange (value.Split (
1201                                                                 new char [] {';', ' '}, StringSplitOptions.RemoveEmptyEntries));
1202                         }
1203                 }
1204
1205                 public Engine ParentEngine {
1206                         get { return parentEngine; }
1207                 }
1208
1209                 public BuildPropertyGroupCollection PropertyGroups {
1210                         get { return propertyGroups; }
1211                 }
1212
1213                 public string SchemaFile {
1214                         get { return schemaFile; }
1215                         set { schemaFile = value; }
1216                 }
1217
1218                 public TargetCollection Targets {
1219                         get { return targets; }
1220                 }
1221
1222                 public DateTime TimeOfLastDirty {
1223                         get { return timeOfLastDirty; }
1224                 }
1225
1226                 public UsingTaskCollection UsingTasks {
1227                         get { return usingTasks; }
1228                 }
1229
1230                 [MonoTODO]
1231                 public string Xml {
1232                         get { return xmlDocument.InnerXml; }
1233                 }
1234
1235                 internal List<string> BuiltTargetKeys {
1236                         get { return builtTargetKeys; }
1237                 }
1238
1239                 internal Dictionary <string, BuildItemGroup> LastItemGroupContaining {
1240                         get { return last_item_group_containing; }
1241                 }
1242
1243                 internal static XmlNamespaceManager XmlNamespaceManager {
1244                         get {
1245                                 if (manager == null) {
1246                                         manager = new XmlNamespaceManager (new NameTable ());
1247                                         manager.AddNamespace ("tns", ns);
1248                                 }
1249
1250                                 return manager;
1251                         }
1252                 }
1253
1254                 internal TaskDatabase TaskDatabase {
1255                         get { return taskDatabase; }
1256                 }
1257
1258                 internal XmlDocument XmlDocument {
1259                         get { return xmlDocument; }
1260                 }
1261
1262                 internal static string XmlNamespace {
1263                         get { return ns; }
1264                 }
1265         }
1266 }
1267
1268 #endif