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#!/usr/bin/python2.4
#
# Copyright 2009 Canonical Ltd. This software is licensed under the
# GNU Affero General Public License version 3 (see the file LICENSE).
# pylint: disable-msg=C0103,W0403
"""Script to export a tarball of translations for a distro series."""
__metaclass__ = type
import _pythonpath
from lp.services.scripts.base import (
LaunchpadCronScript, LaunchpadScriptFailure)
from lp.translations.scripts.language_pack import export_language_pack
class RosettaLangPackExporter(LaunchpadCronScript):
"""Export language packs for a distribution series."""
usage = '%prog [options] distribution series'
def add_my_options(self):
"""See `LaunchpadScript`."""
self.parser.add_option(
'--output',
dest='output',
default=None,
action='store',
help='A file to send the generated tarball to, rather than the'
' Libraran.'
)
self.parser.add_option(
'--component',
dest='component',
default=None,
action='store',
help='Select a concrete archive component to export.'
)
self.parser.add_option(
'--force-utf8-encoding',
dest='force_utf8',
default=False,
action='store_true',
help='Whether the exported files should be exported using UTF-8'
' encoding.'
)
def args(self):
"""Return the list of command-line arguments."""
return self._args
def _setargs(self, args):
"""Set distribution_name and series_name from the args."""
if len(args) != 2:
raise LaunchpadScriptFailure(
'Wrong number of arguments: should include distribution '
'and series name.')
self._args = args
self.distribution_name, self.series_name = self._args
args = property(args, _setargs, doc=args.__doc__)
@property
def lockfilename(self):
"""Return lockfilename.
The lockfile name is unique to the script, distribution, and series.
The script can run concurrently for different distroseries.
"""
lockfile_name = "launchpad-%s__%s__%s.lock" % (
self.name, self.distribution_name, self.series_name)
self.logger.info('Setting lockfile name to %s.' % lockfile_name)
return lockfile_name
def main(self):
"""See `LaunchpadScript`."""
self.logger.info(
'Exporting translations for series %s of distribution %s.',
self.series_name, self.distribution_name)
success = export_language_pack(
distribution_name=self.distribution_name,
series_name=self.series_name,
component=self.options.component,
force_utf8=self.options.force_utf8,
output_file=self.options.output,
logger=self.logger)
if not success:
raise LaunchpadScriptFailure('Language pack generation failed')
else:
self.txn.commit()
if __name__ == '__main__':
script = RosettaLangPackExporter(
'language-pack-exporter', dbuser='langpack')
script.lock_and_run()
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