public void Execute() { var destinationFiles = new List <string>(); foreach (var fileTransfer in this.FileTransfers) { // If the source and destination are identical, then there's nothing to do here if (0 == String.Compare(fileTransfer.Source, fileTransfer.Destination, StringComparison.OrdinalIgnoreCase)) { fileTransfer.Redundant = true; continue; } var retry = false; do { try { if (fileTransfer.Move) { this.Messaging.Write(VerboseMessages.MoveFile(fileTransfer.Source, fileTransfer.Destination)); this.MoveFile(fileTransfer.Source, fileTransfer.Destination); } else { this.Messaging.Write(VerboseMessages.CopyFile(fileTransfer.Source, fileTransfer.Destination)); this.CopyFile(fileTransfer.Source, fileTransfer.Destination); } retry = false; destinationFiles.Add(fileTransfer.Destination); } catch (FileNotFoundException e) { throw new WixException(ErrorMessages.FileNotFound(fileTransfer.SourceLineNumbers, e.FileName)); } catch (DirectoryNotFoundException) { // if we already retried, give up if (retry) { throw; } var directory = Path.GetDirectoryName(fileTransfer.Destination); this.Messaging.Write(VerboseMessages.CreateDirectory(directory)); Directory.CreateDirectory(directory); retry = true; } catch (UnauthorizedAccessException) { // if we already retried, give up if (retry) { throw; } if (File.Exists(fileTransfer.Destination)) { this.Messaging.Write(VerboseMessages.RemoveDestinationFile(fileTransfer.Destination)); // try to ensure the file is not read-only var attributes = File.GetAttributes(fileTransfer.Destination); try { File.SetAttributes(fileTransfer.Destination, attributes & ~FileAttributes.ReadOnly); } catch (ArgumentException) // thrown for unauthorized access errors { throw new WixException(ErrorMessages.UnauthorizedAccess(fileTransfer.Destination)); } // try to delete the file try { File.Delete(fileTransfer.Destination); } catch (IOException) { throw new WixException(ErrorMessages.FileInUse(null, fileTransfer.Destination)); } retry = true; } else // no idea what just happened, bail { throw; } } catch (IOException) { // if we already retried, give up if (retry) { throw; } if (File.Exists(fileTransfer.Destination)) { this.Messaging.Write(VerboseMessages.RemoveDestinationFile(fileTransfer.Destination)); // ensure the file is not read-only, then delete it var attributes = File.GetAttributes(fileTransfer.Destination); File.SetAttributes(fileTransfer.Destination, attributes & ~FileAttributes.ReadOnly); try { File.Delete(fileTransfer.Destination); } catch (IOException) { throw new WixException(ErrorMessages.FileInUse(null, fileTransfer.Destination)); } retry = true; } else // no idea what just happened, bail { throw; } } } while (retry); } // Finally, if directed then reset remove ACLs that may may have been picked up // during the file transfer process. if (this.ResetAcls && 0 < destinationFiles.Count) { try { FileSystem.ResetAcls(destinationFiles); } catch (Exception e) { this.Messaging.Write(WarningMessages.UnableToResetAcls(e.Message)); } } }
public void Execute() { List <string> destinationFiles = new List <string>(); foreach (var fileTransfer in this.FileTransfers) { // If the source and destination are identical, then there's nothing to do here if (0 == String.Compare(fileTransfer.Source, fileTransfer.Destination, StringComparison.OrdinalIgnoreCase)) { fileTransfer.Redundant = true; continue; } bool retry = false; do { try { if (fileTransfer.Move) { this.Messaging.Write(VerboseMessages.MoveFile(fileTransfer.Source, fileTransfer.Destination)); this.TransferFile(true, fileTransfer.Source, fileTransfer.Destination); } else { this.Messaging.Write(VerboseMessages.CopyFile(fileTransfer.Source, fileTransfer.Destination)); this.TransferFile(false, fileTransfer.Source, fileTransfer.Destination); } retry = false; destinationFiles.Add(fileTransfer.Destination); } catch (FileNotFoundException e) { throw new WixFileNotFoundException(fileTransfer.SourceLineNumbers, e.FileName); } catch (DirectoryNotFoundException) { // if we already retried, give up if (retry) { throw; } string directory = Path.GetDirectoryName(fileTransfer.Destination); this.Messaging.Write(VerboseMessages.CreateDirectory(directory)); Directory.CreateDirectory(directory); retry = true; } catch (UnauthorizedAccessException) { // if we already retried, give up if (retry) { throw; } if (File.Exists(fileTransfer.Destination)) { this.Messaging.Write(VerboseMessages.RemoveDestinationFile(fileTransfer.Destination)); // try to ensure the file is not read-only FileAttributes attributes = File.GetAttributes(fileTransfer.Destination); try { File.SetAttributes(fileTransfer.Destination, attributes & ~FileAttributes.ReadOnly); } catch (ArgumentException) // thrown for unauthorized access errors { throw new WixException(ErrorMessages.UnauthorizedAccess(fileTransfer.Destination)); } // try to delete the file try { File.Delete(fileTransfer.Destination); } catch (IOException) { throw new WixException(ErrorMessages.FileInUse(null, fileTransfer.Destination)); } retry = true; } else // no idea what just happened, bail { throw; } } catch (IOException) { // if we already retried, give up if (retry) { throw; } if (File.Exists(fileTransfer.Destination)) { this.Messaging.Write(VerboseMessages.RemoveDestinationFile(fileTransfer.Destination)); // ensure the file is not read-only, then delete it FileAttributes attributes = File.GetAttributes(fileTransfer.Destination); File.SetAttributes(fileTransfer.Destination, attributes & ~FileAttributes.ReadOnly); try { File.Delete(fileTransfer.Destination); } catch (IOException) { throw new WixException(ErrorMessages.FileInUse(null, fileTransfer.Destination)); } retry = true; } else // no idea what just happened, bail { throw; } } } while (retry); } // Finally, if there were any files remove the ACL that may have been added to // during the file transfer process. if (0 < destinationFiles.Count && !this.SuppressAclReset) { var aclReset = new FileSecurity(); aclReset.SetAccessRuleProtection(false, false); try { //WixToolset.Core.Native.NativeMethods.ResetAcls(destinationFiles.ToArray(), (uint)destinationFiles.Count); foreach (var file in destinationFiles) { new FileInfo(file).SetAccessControl(aclReset); } } catch { this.Messaging.Write(WarningMessages.UnableToResetAcls()); } } }