cola/i18n.py

   1 """i18n and l10n support for git-cola"""
   2
   3 import gettext as _gettext
   4 import os
   5 import sys
   6
   7 from cola import resources
   8
   9 _null_translation = _gettext.NullTranslations()
  10 _translation = _null_translation
  11
  12
  13 def gettext(s):
  14     return _translation.ugettext(s)
  15
  16
  17 def ngettext(s, p, n):
  18     return _translation.ungettext(s, p, n)
  19
  20
  21 def N_(s):
  22     return s
  23
  24
  25 def install():
  26     global _translation
  27     if sys.platform == 'win32':
  28         _check_win32_locale()
  29     _translation = _gettext.translation('git-cola',
  30                                         localedir=_get_locale_dir(),
  31                                         fallback=True)
  32
  33 def uninstall():
  34     global _translation
  35     _translation = _null_translation
  36
  37
  38 def _get_locale_dir():
  39     return resources.prefix('share', 'locale')
  40
  41
  42 def _check_win32_locale():
  43     for i in ('LANGUAGE','LC_ALL','LC_MESSAGES','LANG'):
  44         if os.environ.get(i):
  45             break
  46     else:
  47         lang = None
  48         import locale
  49         try:
  50             import ctypes
  51         except ImportError:
  52             # use only user's default locale
  53             lang = locale.getdefaultlocale()[0]
  54         else:
  55             # using ctypes to determine all locales
  56             lcid_user = ctypes.windll.kernel32.GetUserDefaultLCID()
  57             lcid_system = ctypes.windll.kernel32.GetSystemDefaultLCID()
  58             if lcid_user != lcid_system:
  59                 lcid = [lcid_user, lcid_system]
  60             else:
  61                 lcid = [lcid_user]
  62             lang = [locale.windows_locale.get(i) for i in lcid]
  63             lang = ':'.join([i for i in lang if i])
  64         # set lang code for gettext
  65         if lang:
  66             os.environ['LANGUAGE'] = lang
  67
  68
  69 # additional strings for translation
  70 if 0:
  71     # file kinds
  72     N_('file')
  73     N_('directory')
  74     N_('symlink')
  75     # bugs status
  76     N_('fixed')
  77     # qcat titles for various file types
  78     N_('View text file')
  79     N_('View image file')
  80     N_('View binary file')
  81     N_('View symlink')
  82     N_('View directory')
  83     #
  84     N_("No changes selected to commit")
  85     N_("No changes selected to revert")