def attempt(self, username, password):
r = self.redis
h = Hasher()
if not r.exists('username:%s' % username):
raise AuthError()
key = r.get('username:%s' % username)
data = json.loads(r.get('user:%s' % key))
try:
h.check(password, data['password'])
except HashMismatch:
raise AuthError()
self.user = User(data=data, redis=r, key=key)
def decrypt(self, encryption_key):
if self.data['destruct_key']:
try:
h = Hasher()
h.check(encryption_key, self.data['destruct_key'])
raise DestructKey()
except (KeyError, HashMismatch):
pass
try:
self.data['content'] = decrypt(encryption_key, \
self.data['content']).decode("UTF-8")
except TypeError:
pass
self.decrypted = True
self.encrypted = True
def _try_encrypt(self):
try:
if len(self.data['encryption_key']) >= 6:
self.data['content'] = encrypt(self.data['encryption_key'],
self.data['content'])
self.encrypted = True
self.enc_data['encrypted'] = True
else:
raise KeyError()
if len(self.data['destruct_key']) > 0 \
and self.enc_data['encrypted']:
h = Hasher(4)
self.enc_data['destruct_key'] = h.hash(
self.data['destruct_key'])
except KeyError:
self.enc_data['encrypted'] = False
