From 12623c99b6489e1ceefdc89341fa524b1215665d Mon Sep 17 00:00:00 2001 From: David Baker Date: Wed, 13 Jan 2016 18:55:57 +0000 Subject: Use the unread notification count to send accurate badge counts in push notifications. --- synapse/push/__init__.py | 102 +++++++++++++++++++++++++++++++++++---------- synapse/push/httppusher.py | 14 +++---- synapse/push/pusherpool.py | 15 ------- 3 files changed, 86 insertions(+), 45 deletions(-) diff --git a/synapse/push/__init__.py b/synapse/push/__init__.py index c5ddfb564c..abfb324fb4 100644 --- a/synapse/push/__init__.py +++ b/synapse/push/__init__.py @@ -16,7 +16,9 @@ from twisted.internet import defer from synapse.streams.config import PaginationConfig -from synapse.types import StreamToken +from synapse.types import StreamToken, UserID +from synapse.api.constants import Membership +from synapse.api.filtering import FilterCollection import synapse.util.async import push_rule_evaluator as push_rule_evaluator @@ -55,6 +57,7 @@ class Pusher(object): self.backoff_delay = Pusher.INITIAL_BACKOFF self.failing_since = failing_since self.alive = True + self.badge = None # The last value of last_active_time that we saw self.last_last_active_time = 0 @@ -92,8 +95,7 @@ class Pusher(object): # we fail to dispatch the push) config = PaginationConfig(from_token=None, limit='1') chunk = yield self.evStreamHandler.get_stream( - self.user_name, config, timeout=0, affect_presence=False, - only_room_events=True + self.user_name, config, timeout=0, affect_presence=False ) self.last_token = chunk['end'] self.store.update_pusher_last_token( @@ -125,20 +127,30 @@ class Pusher(object): config = PaginationConfig(from_token=from_tok, limit='1') timeout = (300 + random.randint(-60, 60)) * 1000 chunk = yield self.evStreamHandler.get_stream( - self.user_name, config, timeout=timeout, affect_presence=False, - only_room_events=True + self.user_name, config, timeout=timeout, affect_presence=False ) # limiting to 1 may get 1 event plus 1 presence event, so # pick out the actual event single_event = None + read_receipt = None for c in chunk['chunk']: if 'event_id' in c: # Hmmm... single_event = c - break + elif c['type'] == 'm.receipt': + read_receipt = c + + have_updated_badge = False + if read_receipt: + for receipt_part in read_receipt['content'].values(): + if 'm.read' in receipt_part: + if self.user_name in receipt_part['m.read'].keys(): + have_updated_badge = True + if not single_event: + if have_updated_badge: + yield self.update_badge() self.last_token = chunk['end'] - logger.debug("Event stream timeout for pushkey %s", self.pushkey) yield self.store.update_pusher_last_token( self.app_id, self.pushkey, @@ -161,7 +173,8 @@ class Pusher(object): tweaks = rule_evaluator.tweaks_for_actions(actions) if 'notify' in actions: - rejected = yield self.dispatch_push(single_event, tweaks) + self.badge = yield self._get_badge_count() + rejected = yield self.dispatch_push(single_event, tweaks, self.badge) self.has_unread = True if isinstance(rejected, list) or isinstance(rejected, tuple): processed = True @@ -182,6 +195,8 @@ class Pusher(object): self.app_id, pk, self.user_name ) else: + if have_updated_badge: + yield self.update_badge() processed = True if not self.alive: @@ -254,7 +269,7 @@ class Pusher(object): def stop(self): self.alive = False - def dispatch_push(self, p, tweaks): + def dispatch_push(self, p, tweaks, badge): """ Overridden by implementing classes to actually deliver the notification Args: @@ -266,23 +281,64 @@ class Pusher(object): """ pass - def reset_badge_count(self): - pass + @defer.inlineCallbacks + def update_badge(self): + new_badge = yield self._get_badge_count() + if self.badge != new_badge: + self.badge = new_badge + yield self.send_badge(self.badge) - def presence_changed(self, state): + def send_badge(self, badge): """ - We clear badge counts whenever a user's last_active time is bumped - This is by no means perfect but I think it's the best we can do - without read receipts. + Overridden by implementing classes to send an updated badge count """ - if 'last_active' in state.state: - last_active = state.state['last_active'] - if last_active > self.last_last_active_time: - self.last_last_active_time = last_active - if self.has_unread: - logger.info("Resetting badge count for %s", self.user_name) - self.reset_badge_count() - self.has_unread = False + pass + + @defer.inlineCallbacks + def _get_badge_count(self): + membership_list = (Membership.INVITE, Membership.JOIN) + + room_list = yield self.store.get_rooms_for_user_where_membership_is( + user_id=self.user_name, + membership_list=membership_list + ) + + user_is_guest = yield self.store.is_guest(UserID.from_string(self.user_name)) + + # XXX: importing inside method to break circular dependency. + # should sort out the mess by moving all this logic out of + # push/__init__.py and probably moving the logic we use from the sync + # handler to somewhere more amenable to re-use. + from synapse.handlers.sync import SyncConfig + sync_config = SyncConfig( + user=UserID.from_string(self.user_name), + filter=FilterCollection({}), + is_guest=user_is_guest, + ) + now_token = yield self.hs.get_event_sources().get_current_token() + sync_handler = self.hs.get_handlers().sync_handler + _, ephemeral_by_room = yield sync_handler.ephemeral_by_room( + sync_config, now_token + ) + + badge = 0 + + for r in room_list: + if r.membership == Membership.INVITE: + badge += 1 + else: + last_unread_event_id = sync_handler.last_read_event_id_for_room_and_user( + r.room_id, self.user_name, ephemeral_by_room + ) + + if last_unread_event_id: + notifs = yield ( + self.store.get_unread_event_push_actions_by_room_for_user( + r.room_id, self.user_name, last_unread_event_id + ) + ) + badge += len(notifs) + defer.returnValue(badge) class PusherConfigException(Exception): diff --git a/synapse/push/httppusher.py b/synapse/push/httppusher.py index 7866db6a24..acb687d114 100644 --- a/synapse/push/httppusher.py +++ b/synapse/push/httppusher.py @@ -51,7 +51,7 @@ class HttpPusher(Pusher): del self.data_minus_url['url'] @defer.inlineCallbacks - def _build_notification_dict(self, event, tweaks): + def _build_notification_dict(self, event, tweaks, badge): # we probably do not want to push for every presence update # (we may want to be able to set up notifications when specific # people sign in, but we'd want to only deliver the pertinent ones) @@ -71,7 +71,7 @@ class HttpPusher(Pusher): 'counts': { # -- we don't mark messages as read yet so # we have no way of knowing # Just set the badge to 1 until we have read receipts - 'unread': 1, + 'unread': badge, # 'missed_calls': 2 }, 'devices': [ @@ -101,8 +101,8 @@ class HttpPusher(Pusher): defer.returnValue(d) @defer.inlineCallbacks - def dispatch_push(self, event, tweaks): - notification_dict = yield self._build_notification_dict(event, tweaks) + def dispatch_push(self, event, tweaks, badge): + notification_dict = yield self._build_notification_dict(event, tweaks, badge) if not notification_dict: defer.returnValue([]) try: @@ -116,15 +116,15 @@ class HttpPusher(Pusher): defer.returnValue(rejected) @defer.inlineCallbacks - def reset_badge_count(self): + def send_badge(self, badge): + logger.info("Sending updated badge count %d to %r", badge, self.user_name) d = { 'notification': { 'id': '', 'type': None, 'sender': '', 'counts': { - 'unread': 0, - 'missed_calls': 0 + 'unread': badge }, 'devices': [ { diff --git a/synapse/push/pusherpool.py b/synapse/push/pusherpool.py index 4208e5c76c..5d1179abf6 100644 --- a/synapse/push/pusherpool.py +++ b/synapse/push/pusherpool.py @@ -31,21 +31,6 @@ class PusherPool: self.pushers = {} self.last_pusher_started = -1 - distributor = self.hs.get_distributor() - distributor.observe( - "user_presence_changed", self.user_presence_changed - ) - - @defer.inlineCallbacks - def user_presence_changed(self, user, state): - user_name = user.to_string() - - # until we have read receipts, pushers use this to reset a user's - # badge counters to zero - for p in self.pushers.values(): - if p.user_name == user_name: - yield p.presence_changed(state) - @defer.inlineCallbacks def start(self): pushers = yield self.store.get_all_pushers() -- cgit 1.4.1