convert/po2csv.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 #
   4 # Copyright 2003-2006 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 """convert Gettext PO localization files to Comma-Separated Value (.csv) files
  23
  24 see: http://translate.sourceforge.net/wiki/toolkit/po2csv for examples and
  25 usage instructions
  26 """
  27
  28 from translate.storage import po
  29 from translate.storage import csvl10n
  30
  31 class po2csv:
  32     def convertcomments(self, inputunit):
  33         return " ".join(inputunit.getlocations())
  34
  35     def convertunit(self, inputunit):
  36         csvunit = csvl10n.csvunit()
  37         if inputunit.isheader():
  38             csvunit.comment = "comment"
  39             csvunit.source = "original"
  40             csvunit.target = "translation"
  41         elif inputunit.isblank():
  42             return None
  43         else:
  44             csvunit.comment = self.convertcomments(inputunit)
  45             csvunit.source = inputunit.source.strings[0]
  46             csvunit.target = inputunit.target.strings[0]
  47         return csvunit
  48
  49     def convertplurals(self, inputunit):
  50         csvunit = csvl10n.csvunit()
  51         csvunit.comment = self.convertcomments(inputunit)
  52         csvunit.source = inputunit.source.strings[1]
  53         csvunit.target = inputunit.target.strings[1]
  54         return csvunit
  55
  56     def convertstore(self, inputstore, columnorder=None):
  57         outputstore = csvl10n.csvfile(fieldnames=columnorder)
  58         for inputunit in inputstore.units:
  59             outputunit = self.convertunit(inputunit)
  60             if outputunit is not None:
  61                 outputstore.addunit(outputunit)
  62             if inputunit.hasplural():
  63                 outputunit = self.convertplurals(inputunit)
  64                 if outputunit is not None:
  65                     outputstore.addunit(outputunit)
  66         return outputstore
  67
  68 def convertcsv(inputfile, outputfile, templatefile, columnorder=None):
  69     """reads in inputfile using po, converts using po2csv, writes to outputfile"""
  70     # note that templatefile is not used, but it is required by the converter...
  71     inputstore = po.pofile(inputfile)
  72     if inputstore.isempty():
  73         return 0
  74     convertor = po2csv()
  75     outputstore = convertor.convertstore(inputstore, columnorder)
  76     outputfile.write(str(outputstore))
  77     return 1
  78
  79 def main(argv=None):
  80     from translate.convert import convert
  81     formats = {"po":("csv", convertcsv)}
  82     parser = convert.ConvertOptionParser(formats, usepots=True, description=__doc__)
  83     parser.add_option("", "--columnorder", dest="columnorder", default=None,
  84         help="specify the order and position of columns (comment,source,target)")
  85     parser.passthrough.append("columnorder")
  86     parser.run(argv)
  87
  88
  89 if __name__ == '__main__':
  90     main()