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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright 2007-2008 Zuza Software Foundation
#
# This file is part of translate.
#
# translate is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# translate is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with translate; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""convert .rc files to Gettext PO localization files"""
import sys
from translate.storage import po
from translate.storage import rc
class rc2po:
"""convert a .rc file to a .po file for handling the translation..."""
def __init__(self, charset=None):
self.charset = charset
def convert_store(self, input_store, duplicatestyle="msgctxt"):
"""converts a .rc file to a .po file..."""
output_store = po.pofile()
output_header = output_store.makeheader(charset="UTF-8", encoding="8bit")
output_header.addnote("extracted from %s" % input_store.filename, "developer")
output_store.addunit(output_header)
for input_unit in input_store.units:
output_unit = self.convert_unit(input_unit, "developer")
if output_unit is not None:
output_store.addunit(output_unit)
output_store.removeduplicates(duplicatestyle)
return output_store
def merge_store(self, template_store, input_store, blankmsgstr=False, duplicatestyle="msgctxt"):
"""converts two .rc files to a .po file..."""
output_store = po.pofile()
output_header = output_store.makeheader(charset="UTF-8", encoding="8bit")
output_header.addnote("extracted from %s, %s" % (template_store.filename, input_store.filename), "developer")
output_store.addunit(output_header)
input_store.makeindex()
for template_unit in template_store.units:
origpo = self.convert_unit(template_unit, "developer")
# try and find a translation of the same name...
template_unit_name = "".join(template_unit.getlocations())
if template_unit_name in input_store.locationindex:
translatedrc = input_store.locationindex[template_unit_name]
translatedpo = self.convert_unit(translatedrc, "translator")
else:
translatedpo = None
# if we have a valid po unit, get the translation and add it...
if origpo is not None:
if translatedpo is not None and not blankmsgstr:
origpo.target = translatedpo.source
output_store.addunit(origpo)
elif translatedpo is not None:
print >> sys.stderr, "error converting original rc definition %s" % origrc.name
output_store.removeduplicates(duplicatestyle)
return output_store
def convert_unit(self, input_unit, commenttype):
"""Converts a .rc unit to a .po unit. Returns None if empty
or not for translation."""
if input_unit is None:
return None
# escape unicode
output_unit = po.pounit(encoding="UTF-8")
output_unit.addlocation("".join(input_unit.getlocations()))
output_unit.source = input_unit.source.decode(self.charset)
output_unit.target = ""
return output_unit
def convertrc(input_file, output_file, template_file, pot=False, duplicatestyle="msgctxt", charset=None):
"""reads in input_file using rc, converts using rc2po, writes to output_file"""
input_store = rc.rcfile(input_file)
convertor = rc2po(charset=charset)
if template_file is None:
output_store = convertor.convert_store(input_store, duplicatestyle=duplicatestyle)
else:
template_store = rc.rcfile(template_file)
output_store = convertor.merge_store(template_store, input_store, blankmsgstr=pot, duplicatestyle=duplicatestyle)
if output_store.isempty():
return 0
output_file.write(str(output_store))
return 1
def main(argv=None):
from translate.convert import convert
formats = {"rc": ("po", convertrc), ("rc", "rc"): ("po", convertrc),
"nls": ("po", convertrc), ("nls", "nls"): ("po", convertrc)}
parser = convert.ConvertOptionParser(formats, usetemplates=True, usepots=True, description=__doc__)
DEFAULTCHARSET = "cp1252"
parser.add_option("", "--charset", dest="charset", default=DEFAULTCHARSET,
help="charset to use to decode the RC files (default: %s)" % DEFAULTCHARSET, metavar="CHARSET")
parser.add_duplicates_option()
parser.passthrough.append("pot")
parser.passthrough.append("charset")
parser.run(argv)
if __name__ == '__main__':
main()
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