blob: 6952f0a281c9d6b90e98ccf69f127a1faf135ff9 [file] [log] [blame]
# Copyright 2008 the Melange authors.
#
# 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.
"""Site (Model) query functions.
"""
from google.appengine.api import memcache
from soc.models.site import Site
from soc.logic.helper import xsrfutil
def singleton():
"""Return singleton Site settings entity, since there is always only one.
"""
return Site.get_or_insert('site', link_id='site')
def xsrfSecretKey(settings):
"""Return the secret key for use by the XSRF middleware.
If the Site entity does not have a secret key, this method will also create
one and persist it.
Args:
settings: the singleton Site entity
Returns:
a secret key.
"""
if not settings.xsrf_secret_key:
key = xsrfutil.newXsrfSecretKey()
if not memcache.add("new_xsrf_secret_key", key):
key = memcache.get("new_xsrf_secret_key")
settings.xsrf_secret_key = key
settings.put()
return settings.xsrf_secret_key