def unsubscribe(self, topic, hub=None, **kwargs):
if hub is None:
hub = get_hub(topic)
try:
subscription = Subscription.objects.get(topic=topic, hub=hub)
except self.model.DoesNotExist:
return
subscription.send_request(mode='unsubscribe', **kwargs)
def unsubscribe(self, topic, hub=None):
if hub is None:
hub = get_hub(topic)
try:
subscription = Subscription.objects.get(topic=topic, hub=hub)
except self.model.DoesNotExist:
return
subscription.send_request(mode='unsubscribe')
def subscribe(self, topic, hub=None, **kwargs):
if hub is None:
hub = get_hub(topic)
subscription, created = self.get_or_create(
hub=hub,
topic=topic,
defaults={'secret': generate_random_string(),
}
)
if (not created and subscription.verified
and not subscription.has_expired()):
return subscription
subscription.send_request(mode='subscribe', **kwargs)
return subscription
def subscribe(self, topic, hub=None, lease_seconds=None):
logger.debug(u'Subscription subscribe: %s | %s', topic, hub)
if lease_seconds is None:
lease_seconds = getattr(settings, 'PUSH_LEASE_SECONDS', None)
if hub is None:
hub = get_hub(topic)
subscription, created = self.get_or_create(hub=hub, topic=topic)
if not created:
if subscription.verified and not subscription.has_expired():
return subscription
if subscription.secret:
secret = subscription.secret
else:
chars = 'abcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*(-_=+)'
secret = ''.join([random.choice(chars) for i in range(50)])
params = {
'mode': 'subscribe',
'callback': subscription.callback_url,
'topic': topic,
'verify': ('async', 'sync'),
'verify_token': subscription.generate_token('subscribe'),
'secret': secret,
}
if lease_seconds is not None:
params['lease_seconds'] = lease_seconds
# If not present, the lease duration is decided by the hub
response = self.subscription_request(hub, params)
status = response.code
logger.debug(u'Subscription subscribe response: %s', response)
if status in (202, 204): # 202: deferred verification
logger.debug(u'Subscription subscribe verified!')
subscription.verified = True
else:
error = response.read()
logger.debug(u'Subscription subscribe error: %s', error)
raise SubscriptionError(u'Subscription error on %s: %s' % (topic,
error))
subscription.secret = secret
subscription.save()
return subscription
def subscribe(self, topic, hub=None):
if hub is None:
hub = get_hub(topic)
subscription, created = self.get_or_create(
hub=hub,
topic=topic,
defaults={'secret': generate_random_string(),
}
)
if (not created and subscription.verified
and not subscription.has_expired()):
return subscription
subscription.send_request(mode='subscribe')
return subscription
def unsubscribe(self, topic, hub=None):
if hub is None:
hub = get_hub(topic)
subscription = Subscription.objects.get(topic=topic, hub=hub)
params = {
'mode': 'unsubscribe',
'callback': subscription.callback_url,
'topic': topic,
'verify': ('async', 'sync'),
'verify_token': subscription.generate_token('unsubscribe'),
}
response = self.subscription_request(hub, params)
if not response.code in (202, 204):
error = response.read()
raise SubscriptionError(u'Unsubscription error on %s: %s' % (topic,
error))
