def storeAssociation(self, server_url, association):
"""
This method puts a C{L{Association <openid.association.Association>}}
object into storage, retrievable by server URL and handle.
"""
assoc = Association(url=server_url,
handle=association.handle,
association=association.serialize())
assoc.put()
def removeAssociation(self, server_url, handle):
"""
This method removes the matching association if it's found, and returns
whether the association was removed or not.
"""
query = Association.gql('WHERE url = :1 AND handle = :2',
server_url, handle)
return self._delete_first(query)
def cleanupAssociations(self):
"""Remove expired associations from the store.
This method is not called in the normal operation of the
library. It provides a way for store admins to keep
their storage from filling up with expired data.
@return: the number of associations expired.
@returntype: int
"""
query = Association.gql('WHERE created < :1', self._expiration_datetime())
return self._cleanup_batch(query)
def getAssociation(self, server_url, handle=None):
"""
This method returns an C{L{Association <openid.association.Association>}}
object from storage that matches the server URL and, if specified, handle.
It returns C{None} if no such association is found or if the matching
association is expired.
If no handle is specified, the store may return any association which
matches the server URL. If multiple associations are valid, the
recommended return value for this method is the one that will remain valid
for the longest duration.
"""
query = Association.all().filter('url', server_url)
if handle:
query.filter('handle', handle)
results = query.fetch(1)
if results:
association = OpenIDAssociation.deserialize(results[0].association)
if association.getExpiresIn() > 0:
# hasn't expired yet
return association
return None
