remoting/webapp/verify-translations.py

   1 #!/usr/bin/env python
   2 # Copyright (c) 2011 The Chromium Authors. All rights reserved.
   3 # Use of this source code is governed by a BSD-style license that can be
   4 # found in the LICENSE file.
   5
   6 """Verifies that the message tags in the 2nd and subsequent JSON message files
   7 match those specified in the first.
   8
   9 This is typically run when the translations are updated before a release, to
  10 check that nothing got missed.
  11 """
  12
  13 import json
  14 import sys
  15 import string
  16
  17 def CheckTranslation(filename, translation, messages):
  18   """Check |messages| for missing Ids in |translation|, and similarly for unused
  19      Ids.  If there are missing/unused Ids then report them and return failure.
  20   """
  21   message_tags = set(map(string.lower, messages.keys()))
  22   translation_tags = set(map(string.lower, translation.keys()))
  23   if message_tags == translation_tags:
  24     return True
  25
  26   undefined_tags = message_tags - translation_tags
  27   if undefined_tags:
  28     print '%s: Missing: %s' % (filename, ", ".join(undefined_tags))
  29
  30   unused_tags = translation_tags - message_tags
  31   if unused_tags:
  32     print '%s: Unused: %s' % (filename, ", ".join(unused_tags))
  33
  34   return False
  35
  36
  37 def main():
  38   if len(sys.argv) < 3:
  39     print 'Usage: verify-translations.py <messages> <translation-files...>'
  40     return 1
  41
  42   en_messages = json.load(open(sys.argv[1], 'r'))
  43   exit_code = 0
  44   for f in sys.argv[2:]:
  45     translation = json.load(open(f, 'r'))
  46     if not CheckTranslation(f, translation, en_messages):
  47       exit_code = 1
  48
  49   return exit_code
  50
  51
  52 if __name__ == '__main__':
  53   sys.exit(main())