# -*- coding: utf-8 -*-
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r"""Replace variables in InfoPlist.strings with file.

  % python tweak_info_plist_strings.py --output=out.txt --input=in.txt \
      --branding=Mozc
"""

import codecs
import datetime
import logging
import optparse
import sys
import tweak_data

_COPYRIGHT_YEAR = datetime.date.today().year


def ParseOptions():
  """Parse command line options.

  Returns:
    An options data.
  """
  parser = optparse.OptionParser()
  parser.add_option('--output', dest='output')
  parser.add_option('--input', dest='input')
  parser.add_option('--branding', dest='branding')

  (options, unused_args) = parser.parse_args()
  return options


def main():
  """The main function."""
  options = ParseOptions()
  if options.output is None:
    logging.error('--output is not specified.')
    sys.exit(-1)
  if options.input is None:
    logging.error('--input is not specified.')
    sys.exit(-1)
  if options.branding is None:
    logging.error('--branding is not specified.')
    sys.exit(-1)

  # \xC2\xA9 is the copyright mark in UTF-8
  copyright_message = '\xC2\xA9 %d Google Inc.' % _COPYRIGHT_YEAR
  if options.branding == 'GoogleJapaneseInput':
    variables = {
        'CF_BUNDLE_NAME_EN': 'Google Japanese Input',
        'CF_BUNDLE_NAME_JA': u'Google 日本語入力',
        'NS_HUMAN_READABLE_COPYRIGHT': copyright_message,
        'INPUT_MODE_ANNOTATION': 'Google',
        }
  else:
    variables = {
        'CF_BUNDLE_NAME_EN': 'Mozc',
        'CF_BUNDLE_NAME_JA': 'Mozc',
        'NS_HUMAN_READABLE_COPYRIGHT': copyright_message,
        'INPUT_MODE_ANNOTATION': 'Mozc',
        }

  codecs.open(options.output, 'w', encoding='utf-8').write(
      tweak_data.ReplaceVariables(
          codecs.open(options.input, encoding='utf-8').read(), variables))

if __name__ == '__main__':
  main()
