mcs/class/Microsoft.Build.Tasks/Microsoft.Build.Tasks/Copy.cs

   1 //
   2 // Copy.cs: Task that can copy files
   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 using System;
  29 using System.Collections;
  30 using System.IO;
  31 using Microsoft.Build.Framework;
  32 using Microsoft.Build.Utilities;
  33
  34 namespace Microsoft.Build.Tasks {
  35         public class Copy : TaskExtension {
  36
  37                 ITaskItem[]     copiedFiles;
  38                 ITaskItem[]     destinationFiles;
  39                 ITaskItem       destinationFolder;
  40                 bool            skipUnchangedFiles;
  41                 ITaskItem[]     sourceFiles;
  42
  43                 public Copy ()
  44                 {
  45                 }
  46
  47                 public override bool Execute ()
  48                 {
  49                         try {
  50                                 ArrayList temporaryCopiedFiles = new ArrayList ();
  51
  52                                 if (sourceFiles.Length != destinationFiles.Length)
  53                                         throw new Exception ("Number of source files is different than number of destination files.");
  54                                 if (destinationFiles != null && destinationFolder != null)
  55                                         throw new Exception ("You must specify only one attribute from DestinationFiles and DestinationFolder");
  56                                 if (destinationFiles != null) {
  57                                         IEnumerator source, destination;
  58                                         source = sourceFiles.GetEnumerator ();
  59                                         destination = destinationFiles.GetEnumerator ();
  60                                         source.Reset ();
  61                                         destination.Reset ();
  62                                         while (source.MoveNext ()) {
  63                                                 destination.MoveNext ();
  64                                                 ITaskItem sourceItem = (ITaskItem) source.Current;
  65                                                 ITaskItem destinationItem = (ITaskItem) destination.Current;
  66                                                 string sourceFile = sourceItem.GetMetadata ("FullPath");
  67                                                 string destinationFile = destinationItem.GetMetadata ("FullPath");
  68
  69                                                 if (skipUnchangedFiles == true) {
  70                                                         FileInfo sourceInfo = new FileInfo (sourceFile);
  71                                                         FileInfo destinationInfo = new FileInfo (destinationFile);
  72                                                         if (sourceInfo.Length == destinationInfo.Length && File.GetLastWriteTime(sourceFile) <=
  73                                                                 File.GetLastWriteTime (destinationFile))
  74                                                                 continue;
  75                                                 }
  76                                                 File.Copy (sourceFile, destinationFile);
  77                                                 temporaryCopiedFiles.Add (source.Current);
  78                                         }
  79
  80                                 } else if (destinationFolder != null) {
  81                                         bool directoryCreated = false;
  82                                         string destinationDirectory = destinationFolder.GetMetadata ("FullPath");
  83                                         if (Directory.Exists (destinationDirectory) == false) {
  84                                                 Directory.CreateDirectory (destinationDirectory);
  85                                                 directoryCreated = true;
  86                                         }
  87
  88                                         IEnumerator source;
  89                                         source = sourceFiles.GetEnumerator ();
  90                                         source.Reset ();
  91                                         while (source.MoveNext ()) {
  92                                                 ITaskItem sourceItem = (ITaskItem) source.Current;
  93                                                 string sourceFile = sourceItem.GetMetadata ("FullPath");
  94                                                 string filename = sourceItem.GetMetadata ("Filename") + sourceItem.GetMetadata ("Extension");
  95                                                 string destinationFile = Path.Combine (destinationDirectory,filename);
  96
  97                                                 if (skipUnchangedFiles == true && directoryCreated == false) {
  98                                                         FileInfo sourceInfo = new FileInfo (sourceFile);
  99                                                         FileInfo destinationInfo = new FileInfo (destinationFile);
 100                                                         if (sourceInfo.Length == destinationInfo.Length && File.GetLastWriteTime(sourceFile) <=
 101                                                                 File.GetLastWriteTime (destinationFile))
 102                                                                 continue;
 103                                                 }
 104                                                 File.Copy (sourceFile, destinationFile);
 105                                                 temporaryCopiedFiles.Add (source.Current);
 106                                         }
 107                                 } else {
 108                                         throw new Exception ("You must specify DestinationFolder or DestinationFiles attribute.");
 109                                 }
 110                                 copiedFiles = new ITaskItem [temporaryCopiedFiles.Count];
 111                                 int i  = 0;
 112                                 foreach (ITaskItem file in temporaryCopiedFiles)
 113                                         copiedFiles [i++] = file;
 114                                 return true;
 115                         }
 116                         catch (Exception ex) {
 117                                 Log.LogErrorFromException (ex);
 118                                 return false;
 119                         }
 120                 }
 121
 122                 [Output]
 123                 public ITaskItem[] CopiedFiles {
 124                         get {
 125                                 return copiedFiles;
 126                         }
 127                 }
 128
 129                 public ITaskItem[] DestinationFiles {
 130                         get {
 131                                 return destinationFiles;
 132                         }
 133                         set {
 134                                 destinationFiles = value;
 135                         }
 136                 }
 137
 138                 public ITaskItem DestinationFolder {
 139                         get {
 140                                 return destinationFolder;
 141                         }
 142                         set {
 143                                 destinationFolder = value;
 144                         }
 145                 }
 146
 147                 public bool SkipUnchangedFiles {
 148                         get {
 149                                 return skipUnchangedFiles;
 150                         }
 151                         set {
 152                                 skipUnchangedFiles = value;
 153                         }
 154                 }
 155
 156                 public ITaskItem[] SourceFiles {
 157                         get {
 158                                 return sourceFiles;
 159                         }
 160                         set {
 161                                 sourceFiles = value;
 162                         }
 163                 }
 164         }
 165 }