def unsubscribe(self, id):
loggedInUser = helper.getLoggedInUser()
if user.isSubscribed(id):
stream.unsubscribe(id, loggedInUser["_id"])
return ack
else:
return error("You are not subscribed to that stream.", NotSubscribedError)
def subscribe(self, id):
loggedInUser = helper.getLoggedInUser()
if stream.canSubscribe(id, loggedInUser["_id"]):
if user.isSubscribed(loggedInUser["_id"], id):
return error("You are already subscribed to that stream.", AlreadySubscribedError)
else:
stream.subscribe(id, loggedInUser["_id"])
return ack
else:
return error("Operation not permitted. You don't have permission to subscribe to this stream.", PermissionError)
def add(self, id, userName):
loggedInUser = helper.getLoggedInUser()
if stream.canAdmin(id, loggedInUser["_id"]):
otherId = user.idForName(userName)
if user.isSubscribed(otherId, id):
return error("User %s is already subscribed to that stream." % userName, AlreadySubscribedError)
else:
stream.invite(id, loggedInUser["_id"], otherId)
return ack
else:
return error("Operation not permitted. You don't have permission to subscribe to this stream.", PermissionError)
