forked from mozilla/django-piston
/
managers.py
68 lines (50 loc) · 1.96 KB
/
managers.py
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from django.db import models
from django.contrib.auth.models import User
KEY_SIZE = 18
SECRET_SIZE = 32
class KeyManager(models.Manager):
'''Add support for random key/secret generation
'''
def generate_random_codes(self):
key = User.objects.make_random_password(length=KEY_SIZE)
secret = User.objects.make_random_password(length=SECRET_SIZE)
while self.filter(key__exact=key, secret__exact=secret).count():
secret = User.objects.make_random_password(length=SECRET_SIZE)
return key, secret
class ConsumerManager(KeyManager):
def create_consumer(self, name, description=None, user=None):
"""
Shortcut to create a consumer with random key/secret.
"""
consumer, created = self.get_or_create(name=name)
if user:
consumer.user = user
if description:
consumer.description = description
if created:
consumer.key, consumer.secret = self.generate_random_codes()
consumer.save()
return consumer
_default_consumer = None
class ResourceManager(models.Manager):
_default_resource = None
def get_default_resource(self, name):
"""
Add cache if you use a default resource.
"""
if not self._default_resource:
self._default_resource = self.get(name=name)
return self._default_resource
class TokenManager(KeyManager):
def create_token(self, consumer, token_type, timestamp, user=None):
"""
Shortcut to create a token with random key/secret.
"""
token, created = self.get_or_create(consumer=consumer,
token_type=token_type,
timestamp=timestamp,
user=user)
if created:
token.key, token.secret = self.generate_random_codes()
token.save()
return token