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# Source Code for Module translate.storage.zip

     1  #!/usr/bin/env python
     2  # -*- coding: utf-8 -*-
     3  #
     4  # Copyright 2007 Zuza Software Foundation
     5  #
     6  # This file is part of translate.
     7  #
     8  # translate is free software; you can redistribute it and/or modify
     9  # it under the terms of the GNU General Public License as published by
    10  # the Free Software Foundation; either version 2 of the License, or
    11  # (at your option) any later version.
    12  #
    13  # translate is distributed in the hope that it will be useful,
    14  # but WITHOUT ANY WARRANTY; without even the implied warranty of
    15  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    16  # GNU General Public License for more details.
    17  #
    18  # You should have received a copy of the GNU General Public License
    19  # along with translate; if not, write to the Free Software
    20  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    21
    22  """This module provides functionality to work with zip files."""
    23
    24  # Perhaps all methods should work with a wildcard to limit searches in some
    25  # way (examples: *.po, base.xlf, pootle-terminology.tbx)
    26
    27  #TODO: consider also providing directories as we currently provide files
    28
    29  #TODO: refactor with existing zip code (xpi.py, etc.)
    30
    31  from translate.storage import factory
    32  from translate.storage import directory
    33  from translate.misc import wStringIO
    34  from os import path
    35  from zipfile import ZipFile
    36
    37 -class ZIPFile(directory.Directory):
    38      """This class represents a ZIP file like a directory."""
    39 -    def __init__(self, filename=None):
    40          self.filename = filename
    41          self.filedata = []
    42
    43 -    def unit_iter(self):
    44          """Iterator over all the units in all the files in this zip file."""
    45          for dirname, filename in self.file_iter():
    46              strfile = wStringIO.StringIO(self.archive.read(path.join(dirname, filename)))
    47              strfile.filename = filename
    48              store = factory.getobject(strfile)
    49              #TODO: don't regenerate all the storage objects
    50              for unit in store.unit_iter():
    51                  yield unit
    52
    53 -    def scanfiles(self):
    54          """Populate the internal file data."""
    55          self.filedata = []
    56          self.archive = ZipFile(self.filename)
    57          for completename in self.archive.namelist():
    58              dir, name = path.split(completename)
    59              self.filedata.append((dir, name))
    60