diff options
Diffstat (limited to 'synapse/handlers/typing.py')
| -rw-r--r-- | synapse/handlers/typing.py | 125 |
1 files changed, 105 insertions, 20 deletions
diff --git a/synapse/handlers/typing.py b/synapse/handlers/typing.py index be67fb2fc2..34bc955c15 100644 --- a/synapse/handlers/typing.py +++ b/synapse/handlers/typing.py @@ -43,7 +43,23 @@ class TypingNotificationHandler(BaseHandler): self.federation.register_edu_handler("m.typing", self._recv_edu) - self._member_typing_until = {} + hs.get_distributor().observe("user_left_room", self.user_left_room) + + self._member_typing_until = {} # clock time we expect to stop + self._member_typing_timer = {} # deferreds to manage theabove + + # map room IDs to serial numbers + self._room_serials = {} + self._latest_room_serial = 0 + # map room IDs to sets of users currently typing + self._room_typing = {} + + def tearDown(self): + """Cancels all the pending timers. + Normally this shouldn't be needed, but it's required from unit tests + to avoid a "Reactor was unclean" warning.""" + for t in self._member_typing_timer.values(): + self.clock.cancel_call_later(t) @defer.inlineCallbacks def started_typing(self, target_user, auth_user, room_id, timeout): @@ -53,12 +69,24 @@ class TypingNotificationHandler(BaseHandler): if target_user != auth_user: raise AuthError(400, "Cannot set another user's typing state") + yield self.auth.check_joined_room(room_id, target_user.to_string()) + + logger.debug( + "%s has started typing in %s", target_user.to_string(), room_id + ) + until = self.clock.time_msec() + timeout member = RoomMember(room_id=room_id, user=target_user) was_present = member in self._member_typing_until + if member in self._member_typing_timer: + self.clock.cancel_call_later(self._member_typing_timer[member]) + self._member_typing_until[member] = until + self._member_typing_timer[member] = self.clock.call_later( + timeout / 1000, lambda: self._stopped_typing(member) + ) if was_present: # No point sending another notification @@ -78,18 +106,39 @@ class TypingNotificationHandler(BaseHandler): if target_user != auth_user: raise AuthError(400, "Cannot set another user's typing state") + yield self.auth.check_joined_room(room_id, target_user.to_string()) + + logger.debug( + "%s has stopped typing in %s", target_user.to_string(), room_id + ) + member = RoomMember(room_id=room_id, user=target_user) + yield self._stopped_typing(member) + + @defer.inlineCallbacks + def user_left_room(self, user, room_id): + if user.is_mine: + member = RoomMember(room_id=room_id, user=user) + yield self._stopped_typing(member) + + @defer.inlineCallbacks + def _stopped_typing(self, member): if member not in self._member_typing_until: # No point defer.returnValue(None) yield self._push_update( - room_id=room_id, - user=target_user, + room_id=member.room_id, + user=member.user, typing=False, ) + del self._member_typing_until[member] + + self.clock.cancel_call_later(self._member_typing_timer[member]) + del self._member_typing_timer[member] + @defer.inlineCallbacks def _push_update(self, room_id, user, typing): localusers = set() @@ -97,16 +146,14 @@ class TypingNotificationHandler(BaseHandler): rm_handler = self.homeserver.get_handlers().room_member_handler yield rm_handler.fetch_room_distributions_into( - room_id, localusers=localusers, remotedomains=remotedomains, - ignore_user=user + room_id, localusers=localusers, remotedomains=remotedomains ) - for u in localusers: - self.push_update_to_clients( + if localusers: + self._push_update_local( room_id=room_id, - observer_user=u, - observed_user=user, - typing=typing, + user=user, + typing=typing ) deferreds = [] @@ -135,29 +182,67 @@ class TypingNotificationHandler(BaseHandler): room_id, localusers=localusers ) - for u in localusers: - self.push_update_to_clients( + if localusers: + self._push_update_local( room_id=room_id, - observer_user=u, - observed_user=user, + user=user, typing=content["typing"] ) - def push_update_to_clients(self, room_id, observer_user, observed_user, - typing): - # TODO(paul) steal this from presence.py - pass + def _push_update_local(self, room_id, user, typing): + if room_id not in self._room_serials: + self._room_serials[room_id] = 0 + self._room_typing[room_id] = set() + + room_set = self._room_typing[room_id] + if typing: + room_set.add(user) + elif user in room_set: + room_set.remove(user) + + self._latest_room_serial += 1 + self._room_serials[room_id] = self._latest_room_serial + + self.notifier.on_new_user_event(rooms=[room_id]) class TypingNotificationEventSource(object): def __init__(self, hs): self.hs = hs + self._handler = None + + def handler(self): + # Avoid cyclic dependency in handler setup + if not self._handler: + self._handler = self.hs.get_handlers().typing_notification_handler + return self._handler + + def _make_event_for(self, room_id): + typing = self.handler()._room_typing[room_id] + return { + "type": "m.typing", + "room_id": room_id, + "content": { + "user_ids": [u.to_string() for u in typing], + }, + } def get_new_events_for_user(self, user, from_key, limit): - return ([], from_key) + from_key = int(from_key) + handler = self.handler() + + events = [] + for room_id in handler._room_serials: + if handler._room_serials[room_id] <= from_key: + continue + + # TODO: check if user is in room + events.append(self._make_event_for(room_id)) + + return (events, handler._latest_room_serial) def get_current_key(self): - return 0 + return self.handler()._latest_room_serial def get_pagination_rows(self, user, pagination_config, key): return ([], pagination_config.from_key) |