From 0cfb4591a7754bcc08edddd17629006b5096d94d Mon Sep 17 00:00:00 2001 From: Mark Haines Date: Mon, 26 Jan 2015 15:46:31 +0000 Subject: [PATCH] Add handler for /sync API --- synapse/handlers/sync.py | 110 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 110 insertions(+) create mode 100644 synapse/handlers/sync.py diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py new file mode 100644 index 0000000000..ec20ea4890 --- /dev/null +++ b/synapse/handlers/sync.py @@ -0,0 +1,110 @@ +import collections + + +SyncConfig = collections.namedtuple("SyncConfig", [ + "user", + "device", + "since", + "limit", + "gap", + "sort" + "backfill" + "filter", +) + + +RoomSyncResult = collections.namedtuple("RoomSyncResult", [ + "room_id", + "limited", + "published", + "prev_batch", + "events", + "state", + "event_map", +]) + + +class SyncResult(collections.namedtuple("SyncResult", [ + "next_batch", # Token for the next sync + "private_user_data", # List of private events for the user. + "public_user_data", # List of public events for all users. + "rooms", # RoomSyncResult for each room. +])): + __slots__ = [] + + def __nonzero__(self): + return self.private_user_data or self.public_user_data or self.rooms + + +class SyncHandler(BaseHandler): + + def __init__(self, hs): + super(SyncHandler, self).__init__(hs) + self.event_sources = hs.get_event_sources() + + def wait_for_sync_for_user(self, sync_config, since_token=None, timeout=0): + if timeout == 0: + return self.current_sync_for_user(sync_config, since) + else: + def current_sync_callback(since_token): + return self.current_sync_for_user( + self, since_token, sync_config + ) + return self.notifier.wait_for_events( + sync_config.filter, since_token, current_sync_callback + ) + defer.returnValue(result) + + def current_sync_for_user(self, sync_config, since_token=None): + if since_token is None: + return self.inital_sync(sync_config) + else: + return self.incremental_sync(sync_config) + + @defer.inlineCallbacks + def initial_sync(self, sync_config): + now_token = yield self.event_sources.get_current_token() + + presence_stream = self.event_sources.sources["presence"] + # TODO (markjh): This looks wrong, shouldn't we be getting the presence + # UP to the present rather than after the present? + pagination_config = PaginationConfig(from_token=now_token) + presence, _ = yield presence_stream.get_pagination_rows( + user, pagination_config.get_source_config("presence"), None + ) + room_list = yield self.store.get_rooms_for_user_where_membership_is( + user_id=user_id, + membership_list=[Membership.INVITE, Membership.JOIN] + ) + + # TODO (markjh): Does public mean "published"? + published_rooms = yield self.store.get_rooms(is_public=True) + published_room_ids = set(r["room_id"] for r in public_rooms) + + for event in room_list: + + messages, token = yield self.store.get_recent_events_for_room( + event.room_id, + limit=sync_config.limit, + end_token=now_token.room_key, + ) + prev_batch_token = now_token.copy_and_replace("room_key", token[0]) + current_state = yield self.state_handler.get_current_state( + event.room_id + ) + + rooms.append(RoomSyncResult( + room_id=event.room_id, + published=event.room_id in published_room_ids, + + + + + + @defer.inlineCallbacks + def incremental_sync(self, sync_config): + + + + +