horizon/horizon/utils/functions.py

39 lines
1.4 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import math
from django.utils.encoding import force_unicode # noqa
from django.utils.functional import lazy # noqa
from django.utils import translation
def _lazy_join(separator, strings):
return separator.join([force_unicode(s)
for s in strings])
lazy_join = lazy(_lazy_join, unicode)
def bytes_to_gigabytes(bytes):
# Converts the number of bytes to the next highest number of Gigabytes
# For example 5000000 (5 Meg) would return '1'
return int(math.ceil(float(bytes) / 1024 ** 3))
def add_logout_reason(request, response, reason):
# Store the translated string in the cookie
lang = translation.get_language_from_request(request)
with translation.override(lang):
reason = unicode(reason).encode('utf-8')
response.set_cookie('logout_reason', reason, max_age=30)