def delete(self, request, name=None, sub_type=None, device_id=None):
"""
Unsubscribe from a channel
"""
channels = Channel.objects.filter(name=name)
if not channels:
return Response(status=status.HTTP_404_NOT_FOUND)
if not name is None and not device_id is None:
result = status.HTTP_200_OK
channel = channels[0]
subManager = SubscriberManager()
sub_token = subManager.get_subscription(channel.name, sub_type,
device_id)
if not sub_token is None:
subManager.unsubscribe(channel.name, device_id, sub_type)
# Dec num subscriptions
channel.subscriptions = channel.subscriptions - 1
channel.save()
else:
# Verifica che non si tratti di una subscription
reqs = ChannelSubscribeRequest.objects.filter(
device_id=device_id).filter(channel=channel)
if reqs.count() > 0:
reqs[0].delete()
else:
result = status.HTTP_404_NOT_FOUND
return Response(status=result)
else:
return Response(status=status.HTTP_400_BAD_REQUEST)
def unsubscribe_channel(channel, device_id):
"""
Unsubscribe a device from a channel
:param channel:
:param device_id:
"""
subscriber = Subscriber.objects.get(device_id=device_id)
result = False
if not channel is None and not device_id is None:
result = True
subManager = SubscriberManager()
sub_token = subManager.get_subscription(channel.name, subscriber.sub_type, subscriber.device_id)
if not sub_token is None:
subManager.unsubscribe(channel.name, subscriber.device_id, subscriber.sub_type)
# Dec num subscriptions
channel.subscriptions = channel.subscriptions - 1
channel.save()
else:
# Verifica che non si tratti di una subscription nel caso la cancella
reqs = ChannelSubscribeRequest.objects.filter(device_id=subscriber.device_id).filter(channel=channel)
if reqs.count() > 0:
reqs[0].delete()
else:
result = False
return result
def unsubscribe_channel(channel, device_id):
"""
Unsubscribe a device from a channel
:param channel:
:param device_id:
"""
subscriber = Subscriber.objects.get(device_id=device_id)
result = False
if not channel is None and not device_id is None:
result = True
subManager = SubscriberManager()
sub_token = subManager.get_subscription(channel.name,
subscriber.sub_type,
subscriber.device_id)
if not sub_token is None:
subManager.unsubscribe(channel.name, subscriber.device_id,
subscriber.sub_type)
# Dec num subscriptions
channel.subscriptions = channel.subscriptions - 1
channel.save()
else:
# Verifica che non si tratti di una subscription nel caso la cancella
reqs = ChannelSubscribeRequest.objects.filter(
device_id=subscriber.device_id).filter(channel=channel)
if reqs.count() > 0:
reqs[0].delete()
else:
result = False
return result
def delete(self, request, name=None, sub_type=None, device_id=None):
"""
Unsubscribe from a channel
"""
channels = Channel.objects.filter(name=name)
if not channels:
return Response(status=status.HTTP_404_NOT_FOUND)
if not name is None and not device_id is None:
result = status.HTTP_200_OK
channel = channels[0]
subManager = SubscriberManager()
sub_token = subManager.get_subscription(channel.name, sub_type, device_id)
if not sub_token is None:
subManager.unsubscribe(channel.name, device_id, sub_type)
# Dec num subscriptions
channel.subscriptions = channel.subscriptions - 1
channel.save()
else:
# Verifica che non si tratti di una subscription
reqs = ChannelSubscribeRequest.objects.filter(device_id=device_id).filter(channel=channel)
if reqs.count() > 0:
reqs[0].delete()
else:
result = status.HTTP_404_NOT_FOUND
return Response(status=result)
else:
return Response(status=status.HTTP_400_BAD_REQUEST)
