#
# Connection objects
#
# Copyright (c) 2002--2020 Red Hat, Inc.
#
# Author: Mihai Ibanescu <misa@redhat.com>

from rhn import i18n

def idn_puny_to_unicode(hostname):
    """ Convert Internationalized domain name from Punycode (RFC3492) to Unicode """
    if hostname is None:
        return None
    else:
        hostname = i18n.bstr(hostname)
        return hostname.decode('idna')

def idn_ascii_to_puny(hostname):
    """ Convert domain name to Punycode (RFC3492). Hostname can be instance of string or Unicode """
    if hostname is None:
        return None
    else:
        hostname = i18n.ustr(hostname)
        return i18n.ustr(hostname.encode('idna'))