def create_password_digest(password, creation=None, nonce=None):
"""Create a password digest using the given creation time in ISO 8601,
or use the current time. Returns (digest, creation, nonce).
"""
if not creation:
creation = dt_to_iso(datetime.utcnow())
if not nonce:
nonce = create_nonce()
digest = base64.encodestring(nonce + creation + password).replace("\n", "")
return (digest, creation, nonce)
def set_issued(self, dt):
"""Takes a UTC DateTime."""
self.issued = dt_to_iso(dt)
def set_created(self, dt):
"""Takes a UTC DateTime."""
self.created = dt_to_iso(dt)
def set_modified(self, dt):
"""Takes a UTC DateTime."""
self.modified = dt_to_iso(dt)
