elib_intl.py 文件源码

def _install(domain, localedir, asglobal=False):
    '''
    :param domain: translation domain
    :param localedir: locale directory
    :param asglobal: if True, installs the function _() in Python’s
            builtin namespace. Default is False

    Private function doing all the work for the :func:`elib.intl.install` and
    :func:`elib.intl.install_module` functions.
    '''
    # prep locale system
    if asglobal:
        locale.setlocale(locale.LC_ALL, '')

        # on windows systems, set the LANGUAGE environment variable
        if sys.platform == 'win32' or sys.platform == 'nt':
            _putenv('LANGUAGE', _getscreenlanguage())

    # The locale module on Max OS X lacks bindtextdomain so we specifically
    # test on linux2 here. See commit 4ae8b26fd569382ab66a9e844daa0e01de409ceb
    if sys.platform == 'linux2':
        locale.bindtextdomain(domain, localedir)
        locale.bind_textdomain_codeset(domain, 'UTF-8')
        locale.textdomain(domain)

    # initialize Python's gettext interface
    gettext.bindtextdomain(domain, localedir)
    gettext.bind_textdomain_codeset(domain, 'UTF-8')

    if asglobal:
        gettext.textdomain(domain)

    # on windows systems, initialize libintl
    if sys.platform == 'win32' or sys.platform == 'nt':
        from ctypes import cdll
        libintl = cdll.intl
        libintl.bindtextdomain(domain, localedir)
        libintl.bind_textdomain_codeset(domain, 'UTF-8')

        if asglobal:
            libintl.textdomain(domain)

        del libintl