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Viewing changes to renamer/plugins/actions.py

  • Committer: Jonathan Jacobs
  • Date: 2010-10-24 17:41:36 UTC
  • mfrom: (83.2.23 undo-command)
  • Revision ID: korpse@slipgate.za.net-20101024174136-geqsnh247drgj5hu
Merge lp:~renamer-developers/renamer/undo-command.

Implement persistent history of Renamer actions and undoing them.

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renamer/plugins/actions.py
 
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from renamer import logging, util
 
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from renamer.plugin import RenamingAction
 
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class MoveAction(RenamingAction):
 
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    """
 
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    File move action.
 
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    If the source and destination are on different logical devices a
 
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    copy-delete will be used, unless the C{'one-file-system'} option is
 
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    specified.
 
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    """
 
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    name = 'move'
 
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    def _move(self, src, dst, options):
 
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        self.prepare(dst, options)
 
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        logging.msg('Move: %s => %s' % (src.path, dst.path))
 
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        util.rename(src, dst, oneFileSystem=options['one-file-system'])
 
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    # IRenamingAction
 
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    def do(self, options):
 
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        self._move(self.src, self.dst, options)
 
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    def undo(self, options):
 
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        self._move(self.dst, self.src, options)
 
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class SymlinkAction(RenamingAction):
 
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    """
 
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    Symlink action.
 
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    """
 
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    name = 'symlink'
 
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    # IRenamingAction
 
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    def do(self, options):
 
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        self.prepare(self.dst, options)
 
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        logging.msg('Symlink: %s => %s' % (self.src.path, self.dst.path))
 
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        self.src.linkTo(self.dst)
 
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    def undo(self, options):
 
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        if self.dst.islink():
 
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            logging.msg('Symlink: Removing %s' % (self.dst.path,))
 
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            self.dst.remove()