diff options
Diffstat (limited to 'synapse/handlers/sync.py')
| -rw-r--r-- | synapse/handlers/sync.py | 64 |
1 files changed, 52 insertions, 12 deletions
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index e6df1819b9..4ee6109cf8 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -108,6 +108,16 @@ class InvitedSyncResult(collections.namedtuple("InvitedSyncResult", [ return True +class DeviceLists(collections.namedtuple("DeviceLists", [ + "changed", # list of user_ids whose devices may have changed + "left", # list of user_ids whose devices we no longer track +])): + __slots__ = [] + + def __nonzero__(self): + return bool(self.changed or self.left) + + class SyncResult(collections.namedtuple("SyncResult", [ "next_batch", # Token for the next sync "presence", # List of presence events for the user. @@ -535,7 +545,7 @@ class SyncHandler(object): res = yield self._generate_sync_entry_for_rooms( sync_result_builder, account_data_by_room ) - newly_joined_rooms, newly_joined_users = res + newly_joined_rooms, newly_joined_users, _, newly_left_users = res block_all_presence_data = ( since_token is None and @@ -549,7 +559,11 @@ class SyncHandler(object): yield self._generate_sync_entry_for_to_device(sync_result_builder) device_lists = yield self._generate_sync_entry_for_device_list( - sync_result_builder + sync_result_builder, + newly_joined_rooms=newly_joined_rooms, + newly_joined_users=newly_joined_users, + newly_left_rooms=[], + newly_left_users=newly_left_users, ) device_id = sync_config.device_id @@ -574,7 +588,9 @@ class SyncHandler(object): @measure_func("_generate_sync_entry_for_device_list") @defer.inlineCallbacks - def _generate_sync_entry_for_device_list(self, sync_result_builder): + def _generate_sync_entry_for_device_list(self, sync_result_builder, + newly_joined_rooms, newly_joined_users, + newly_left_rooms, newly_left_users): user_id = sync_result_builder.sync_config.user.to_string() since_token = sync_result_builder.since_token @@ -582,16 +598,32 @@ class SyncHandler(object): changed = yield self.store.get_user_whose_devices_changed( since_token.device_list_key ) - if not changed: - defer.returnValue([]) + + # TODO: Check that these users are actually new, i.e. either they + # weren't in the previous sync *or* they left and rejoined. + changed.update(newly_joined_users) + + # TODO: Add the members from newly_*_rooms + + if not changed and not newly_left_users: + defer.returnValue(DeviceLists( + changed=[], + left=newly_left_users, + )) users_who_share_room = yield self.store.get_users_who_share_room_with_user( user_id ) - defer.returnValue(users_who_share_room & changed) + defer.returnValue(DeviceLists( + changed=users_who_share_room & changed, + left=set(newly_left_users) - users_who_share_room, + )) else: - defer.returnValue([]) + defer.returnValue(DeviceLists( + changed=[], + left=[], + )) @defer.inlineCallbacks def _generate_sync_entry_for_to_device(self, sync_result_builder): @@ -755,8 +787,8 @@ class SyncHandler(object): account_data_by_room(dict): Dictionary of per room account data Returns: - Deferred(tuple): Returns a 2-tuple of - `(newly_joined_rooms, newly_joined_users)` + Deferred(tuple): Returns a 4-tuple of + `(newly_joined_rooms, newly_joined_users, newly_left_rooms, newly_left_users)` """ user_id = sync_result_builder.sync_config.user.to_string() block_all_room_ephemeral = ( @@ -787,7 +819,7 @@ class SyncHandler(object): ) if not tags_by_room: logger.debug("no-oping sync") - defer.returnValue(([], [])) + defer.returnValue(([], [], [], [])) ignored_account_data = yield self.store.get_global_account_data_by_type_for_user( "m.ignored_user_list", user_id=user_id, @@ -828,17 +860,24 @@ class SyncHandler(object): # Now we want to get any newly joined users newly_joined_users = set() + newly_left_users = set() if since_token: for joined_sync in sync_result_builder.joined: it = itertools.chain( - joined_sync.timeline.events, joined_sync.state.values() + joined_sync.timeline.events, joined_sync.state.itervalues() ) for event in it: if event.type == EventTypes.Member: if event.membership == Membership.JOIN: newly_joined_users.add(event.state_key) + else: + prev_content = event.unsigned.get("prev_content", {}) + prev_membership = prev_content.get("membership", None) + if prev_membership == Membership.JOIN: + newly_left_users.add(event.state_key) - defer.returnValue((newly_joined_rooms, newly_joined_users)) + newly_left_users -= newly_joined_users + defer.returnValue((newly_joined_rooms, newly_joined_users, [], newly_left_users)) @defer.inlineCallbacks def _have_rooms_changed(self, sync_result_builder): @@ -1259,6 +1298,7 @@ class SyncResultBuilder(object): self.invited = [] self.archived = [] self.device = [] + self.to_device = [] class RoomSyncResultBuilder(object): |