Current File : /lib64/python3.6/site-packages/cryptography/hazmat/primitives/twofactor//utils.py
# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
from __future__ import absolute_import, division, print_function
import base64
from six.moves.urllib.parse import quote, urlencode
def _generate_uri(hotp, type_name, account_name, issuer, extra_parameters):
parameters = [
("digits", hotp._length),
("secret", base64.b32encode(hotp._key)),
("algorithm", hotp._algorithm.name.upper()),
]
if issuer is not None:
parameters.append(("issuer", issuer))
parameters.extend(extra_parameters)
uriparts = {
"type": type_name,
"label": (
"%s:%s" % (quote(issuer), quote(account_name))
if issuer
else quote(account_name)
),
"parameters": urlencode(parameters),
}
return "otpauth://{type}/{label}?{parameters}".format(**uriparts)
