def add_subscription(self, request):
current_user = endpoints.get_current_user()
if current_user is None:
return BaseResponse(code=401, message="Unauthorized to add subscription")
userId = PushHelper.user_email_to_id(current_user.email())
modelKey = request.model_key
sub = Subscription.query( Subscription.user_id == userId, Subscription.model_key == modelKey).get()
if sub is None:
# Subscription doesn't exist, add it
Subscription( user_id = userId, model_key = modelKey, notification_types = PushHelper.notification_enums_from_string(request.notifications)).put()
if request.device_key:
# Send updates to user's other devices
GCMMessageHelper.send_subscription_update(userId, request.device_key)
return BaseResponse(code=200, message="Subscription added")
else:
if sub.notification_types == PushHelper.notification_enums_from_string(request.notifications):
# Subscription already exists. Don't add it again
return BaseResponse(code=304, message="Subscription already exists")
else:
# We're updating the settings
sub.notification_types = PushHelper.notification_enums_from_string(request.notifications)
sub.put()
if request.device_key:
# Send updates to user's other devices
GCMMessageHelper.send_subscription_update(userId, request.device_key)
return BaseResponse(code=200, message="Subscription updated")
def remove_subscription(self, request):
current_user = endpoints.get_current_user()
if current_user is None:
return BaseResponse(code=401, message="Unauthorized to remove subscription")
userId = PushHelper.user_email_to_id(current_user.email())
modelKey = request.model_key
to_delete = Subscription.query( Subscription.user_id == userId, Subscription.model_key == modelKey).fetch(keys_only=True)
if len(to_delete) > 0:
ndb.delete_multi(to_delete)
if request.device_key:
# Send updates to user's other devices
GCMMessageHelper.send_subscription_update(userId, request.device_key)
return BaseResponse(code=200, message="Subscriptions deleted")
else:
# Subscription doesn't exist. Can't delete it
return BaseResponse(code=404, message="Subscription not found")