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(locale):
  26     global _translation
  27     if sys.platform == 'win32':
  28         _check_win32_locale()
  29     if locale:
  30         os.environ['LANG'] = locale
  31         os.environ['LC_MESSAGES'] = locale
  32     _gettext.textdomain('messages')
  33     _translation = _gettext.translation('git-cola',
  34                                         localedir=_get_locale_dir(),
  35                                         fallback=True)
  36
  37 def uninstall():
  38     global _translation
  39     _translation = _null_translation
  40
  41
  42 def _get_locale_dir():
  43     return resources.prefix('share', 'locale')
  44
  45
  46 def _check_win32_locale():
  47     for i in ('LANGUAGE','LC_ALL','LC_MESSAGES','LANG'):
  48         if os.environ.get(i):
  49             break
  50     else:
  51         lang = None
  52         import locale
  53         try:
  54             import ctypes
  55         except ImportError:
  56             # use only user's default locale
  57             lang = locale.getdefaultlocale()[0]
  58         else:
  59             # using ctypes to determine all locales
  60             lcid_user = ctypes.windll.kernel32.GetUserDefaultLCID()
  61             lcid_system = ctypes.windll.kernel32.GetSystemDefaultLCID()
  62             if lcid_user != lcid_system:
  63                 lcid = [lcid_user, lcid_system]
  64             else:
  65                 lcid = [lcid_user]
  66             lang = [locale.windows_locale.get(i) for i in lcid]
  67             lang = ':'.join([i for i in lang if i])
  68         # set lang code for gettext
  69         if lang:
  70             os.environ['LANGUAGE'] = lang
  71
  72
  73 # additional strings for translation
  74 if 0:
  75     # file kinds
  76     N_('file')
  77     N_('directory')
  78     N_('symlink')
  79     # bugs status
  80     N_('fixed')
  81     # qcat titles for various file types
  82     N_('View text file')
  83     N_('View image file')
  84     N_('View binary file')
  85     N_('View symlink')
  86     N_('View directory')
  87     #
  88     N_("No changes selected to commit")
  89     N_("No changes selected to revert")