def remove_participant(sender, instance, **kwargs):
"""When a user is removed from a conversation we will notify them."""
user = instance.user
conversation = instance.conversation
for subscription in ChannelSubscription.objects.recent().filter(user=user):
send_in_channel(subscription.reply_channel, topic='conversations:leave', payload={'id': conversation.id})
def send_application_updates(sender, instance, **kwargs):
application = instance
group = application.group
payload = ApplicationSerializer(application).data
q = Q(user__in=group.members.all()) | Q(user=application.user)
for subscription in ChannelSubscription.objects.recent().filter(q).distinct():
send_in_channel(subscription.reply_channel, topic='applications:update', payload=payload)
def send_activity_participant_updates(sender, instance, **kwargs):
activity = instance.activity
payload = ActivitySerializer(activity).data
for subscription in ChannelSubscription.objects.recent().filter(
user__in=activity.place.group.members.all()).distinct():
send_in_channel(subscription.reply_channel,
topic='activities:activity',
payload=payload)
def notification_meta_saved(sender, instance, **kwargs):
meta = instance
payload = NotificationMetaSerializer(meta).data
for subscription in ChannelSubscription.objects.recent().filter(
user=meta.user):
send_in_channel(subscription.reply_channel,
topic='notifications:meta',
payload=payload)
def notification_deleted(sender, instance, **kwargs):
notification = instance
payload = NotificationSerializer(notification).data
for subscription in ChannelSubscription.objects.recent().filter(
user=notification.user):
send_in_channel(subscription.reply_channel,
topic='notifications:notification_deleted',
payload=payload)
def send_history_updates(sender, instance, **kwargs):
history = instance
payload = HistorySerializer(history).data
for subscription in ChannelSubscription.objects.recent().filter(
user__in=history.group.members.all()).distinct():
send_in_channel(subscription.reply_channel,
topic='history:history',
payload=payload)
def send_offer_delete(sender, instance, **kwargs):
offer = instance
payload = OfferSerializer(offer).data
for subscription in ChannelSubscription.objects.recent().filter(
user__in=offer.group.members.all()).distinct():
send_in_channel(subscription.reply_channel,
topic='offers:offer_deleted',
payload=payload)
def send_pickup_collector_updates(sender, instance, **kwargs):
pickup = instance.pickupdate
payload = PickupDateSerializer(pickup).data
for subscription in ChannelSubscription.objects.recent().filter(
user__in=pickup.place.group.members.all()).distinct():
send_in_channel(subscription.reply_channel,
topic='pickups:pickupdate',
payload=payload)
def send_pickup_series_delete(sender, instance, **kwargs):
series = instance
payload = PickupDateSeriesSerializer(series).data
for subscription in ChannelSubscription.objects.recent().filter(
user__in=series.place.group.members.all()).distinct():
send_in_channel(subscription.reply_channel,
topic='pickups:series_deleted',
payload=payload)
def send_notification_status_update(user):
count = unseen_notification_count(user)
for subscription in ChannelSubscription.objects.recent().filter(user=user):
send_in_channel(
subscription.reply_channel, topic='status', payload={
'unseen_notification_count': count,
}
)
def send_user_updates(sender, instance, **kwargs):
"""Send profile updates to everyone except the user"""
user = instance
payload = UserSerializer(user, context={'request': MockRequest()}).data
user_groups = user.groups.values('id')
for subscription in ChannelSubscription.objects.recent().filter(user__groups__in=user_groups).exclude(user=user
).distinct():
send_in_channel(subscription.reply_channel, topic='users:user', payload=payload)
def send_invitation_accept(sender, instance, **kwargs):
invitation = instance
payload = InvitationSerializer(invitation).data
for subscription in ChannelSubscription.objects.recent().filter(
user__in=invitation.group.members.all()).distinct():
send_in_channel(subscription.reply_channel,
topic='invitations:invitation_accept',
payload=payload)
def send_activity_type_delete(sender, instance, **kwargs):
activity_type = instance
payload = ActivityTypeSerializer(activity_type).data
for subscription in ChannelSubscription.objects.recent().filter(
user__in=activity_type.group.members.all()).distinct():
send_in_channel(subscription.reply_channel,
topic='activities:type_deleted',
payload=payload)
def send_activity_series_updates(sender, instance, **kwargs):
series = instance
payload = ActivitySeriesSerializer(series).data
for subscription in ChannelSubscription.objects.recent().filter(
user__in=series.place.group.members.all()).distinct():
send_in_channel(subscription.reply_channel,
topic='activities:series',
payload=payload)
def community_feed_meta_saved(sender, instance, **kwargs):
meta = instance
payload = CommunityFeedMetaSerializer(meta).data
for subscription in ChannelSubscription.objects.recent().filter(
user=meta.user):
send_in_channel(subscription.reply_channel,
topic='community_feed:meta',
payload=payload)
def send_conversation_update(sender, instance, **kwargs):
# Update conversations object for user after updating their participation
# (important for seen_up_to and unread_message_count)
participant = instance
topic = 'conversations:conversation'
payload = ConversationSerializer(participant, context={'request': MockRequest(user=participant.user)}).data
for subscription in ChannelSubscription.objects.recent().filter(user=instance.user):
send_in_channel(subscription.reply_channel, topic, payload)
def send_feedback_possible_count(user):
groups = defaultdict(dict)
for group_id, count in get_feedback_possible(user):
groups[group_id]['feedback_possible_count'] = count
payload = {'groups': groups}
for subscription in ChannelSubscription.objects.recent().filter(user=user):
send_in_channel(subscription.reply_channel, topic='status', payload=payload)
def send_group_detail(group, user=None):
qs = ChannelSubscription.objects.recent().distinct()
if user:
qs = qs.filter(user=user)
else:
qs = qs.filter(user__in=group.members.all())
for subscription in qs:
payload = GroupDetailSerializer(group, context={'request': MockRequest(user=subscription.user)}).data
send_in_channel(subscription.reply_channel, topic='groups:group_detail', payload=payload)
def send_activity_updates(sender, instance, **kwargs):
activity = instance
if activity.is_done:
# doesn't change serialized data
return
payload = ActivitySerializer(activity).data
for subscription in ChannelSubscription.objects.recent().filter(user__in=activity.place.group.members.all()
).distinct():
send_in_channel(subscription.reply_channel, topic='activities:activity', payload=payload)
def send_issue_updates(sender, issue, **kwargs):
for subscription in ChannelSubscription.objects.recent().filter(
user__issueparticipant__issue=issue).distinct():
payload = IssueSerializer(issue,
context={
'request':
MockRequest(user=subscription.user)
}).data
send_in_channel(subscription.reply_channel,
topic='issues:issue',
payload=payload)
def send_auth_user_updates(sender, instance, **kwargs):
"""Send full details to the user"""
user = instance
payload = AuthUserSerializer(user,
context={
'request': MockRequest(user=user)
}).data
for subscription in ChannelSubscription.objects.recent().filter(user=user):
send_in_channel(subscription.reply_channel,
topic='auth:user',
payload=payload)
def send_reaction_update(sender, instance, **kwargs):
reaction = instance
message = reaction.message
conversation = message.conversation
topic = 'conversations:message'
for subscription in ChannelSubscription.objects.recent() \
.filter(user__in=conversation.participants.all()).distinct():
payload = ConversationMessageSerializer(message, context={'request': MockRequest(user=subscription.user)}).data
send_in_channel(subscription.reply_channel, topic, payload)
def application_saved(sender, instance, **kwargs):
application = instance
for user, subscriptions in groupby(sorted(list(
ChannelSubscription.objects.recent().filter(user__in=application.group.members.all())),
key=lambda x: x.user.id), key=lambda x: x.user):
groups = defaultdict(dict)
for group_id, count in pending_applications(user):
groups[group_id]['pending_application_count'] = count
for subscription in subscriptions:
send_in_channel(subscription.reply_channel, topic='status', payload={'groups': groups})
def send_place_updates(sender, instance, **kwargs):
place = instance
for subscription in ChannelSubscription.objects.recent().filter(
user__in=place.group.members.all()).distinct():
payload = PlaceSerializer(place,
context={
'request':
MockRequest(user=subscription.user)
}).data
send_in_channel(subscription.reply_channel,
topic='places:place',
payload=payload)
def place_subscription_updated(sender, instance, **kwargs):
place = instance.place
user = instance.user
payload = PlaceSerializer(place,
context={
'request': MockRequest(user=user)
}).data
for subscription in ChannelSubscription.objects.recent().filter(
user=user).distinct():
send_in_channel(subscription.reply_channel,
topic='places:place',
payload=payload)
def send_feedback_updates(sender, instance, **kwargs):
feedback = instance
for subscription in ChannelSubscription.objects.recent().filter(
user__in=feedback.about.place.group.members.all()).distinct():
payload = FeedbackSerializer(feedback,
context={
'request':
MockRequest(user=subscription.user)
}).data
send_in_channel(subscription.reply_channel,
topic='feedback:feedback',
payload=payload)
def send_offer_updates(sender, instance, created, **kwargs):
offer = instance
payload = OfferSerializer(offer).data
for subscription in ChannelSubscription.objects.recent().filter(user__in=offer.group.members.all()).distinct():
if offer.status == OfferStatus.ACTIVE.value or \
offer.user == subscription.user or \
subscription.user.conversation_set.filter(id=offer.conversation.id).exists():
send_in_channel(subscription.reply_channel, topic='offers:offer', payload=payload)
elif not created:
# if the user cannot see it, it's deleted from their point of view!
send_in_channel(subscription.reply_channel, topic='offers:offer_deleted', payload=payload)
if created:
tasks.notify_new_offer_push_subscribers(offer)
def send_participant_joined(sender, instance, created, **kwargs):
"""Notify other participants when someone joins"""
if not created:
return
conversation = instance.conversation
topic = 'conversations:conversation'
for subscription in ChannelSubscription.objects.recent() \
.filter(user__in=conversation.participants.all()) \
.exclude(user=instance.user).distinct():
participant = conversation.conversationparticipant_set.get(user=subscription.user)
payload = ConversationSerializer(participant, context={'request': MockRequest(user=subscription.user)}).data
send_in_channel(subscription.reply_channel, topic, payload)
def send_thread_update(sender, instance, created, **kwargs):
# Update thread object for user after updating their participation
# (important for seen_up_to and unread_message_count)
# Saves a few unnecessary messages if we only send on modify
if created:
return
thread = instance.thread
topic = 'conversations:message'
payload = ConversationMessageSerializer(thread, context={'request': MockRequest(user=instance.user)}).data
for subscription in ChannelSubscription.objects.recent().filter(user=instance.user):
send_in_channel(subscription.reply_channel, topic, payload)
def feedback_saved(sender, instance, created, **kwargs):
feedback = instance
if not created:
return
user = feedback.given_by
groups = defaultdict(dict)
for group_id, count in get_feedback_possible(user):
groups[group_id]['feedback_possible_count'] = count
payload = {'groups': groups}
for subscription in ChannelSubscription.objects.recent().filter(user=user):
send_in_channel(subscription.reply_channel, topic='status', payload=payload)