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Merge pull request #316 from matrix-org/markjh/v2_sync_archived
Add rooms that the user has left under archived in v2 sync.
This commit is contained in:
commit
e94ffd89d6
@ -61,18 +61,37 @@ class JoinedSyncResult(collections.namedtuple("JoinedSyncResult", [
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return bool(self.timeline or self.state or self.ephemeral)
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class ArchivedSyncResult(collections.namedtuple("JoinedSyncResult", [
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"room_id",
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"timeline",
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"state",
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])):
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__slots__ = []
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def __nonzero__(self):
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"""Make the result appear empty if there are no updates. This is used
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to tell if room needs to be part of the sync result.
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"""
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return bool(self.timeline or self.state)
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class InvitedSyncResult(collections.namedtuple("InvitedSyncResult", [
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"room_id",
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"invite",
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])):
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__slots__ = []
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def __nonzero__(self):
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"""Invited rooms should always be reported to the client"""
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return True
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class SyncResult(collections.namedtuple("SyncResult", [
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"next_batch", # Token for the next sync
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"presence", # List of presence events for the user.
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"joined", # JoinedSyncResult for each joined room.
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"invited", # InvitedSyncResult for each invited room.
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"archived", # ArchivedSyncResult for each archived room.
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])):
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__slots__ = []
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@ -156,11 +175,17 @@ class SyncHandler(BaseHandler):
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)
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room_list = yield self.store.get_rooms_for_user_where_membership_is(
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user_id=sync_config.user.to_string(),
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membership_list=[Membership.INVITE, Membership.JOIN]
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membership_list=(
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Membership.INVITE,
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Membership.JOIN,
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Membership.LEAVE,
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Membership.BAN
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)
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)
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joined = []
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invited = []
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archived = []
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for event in room_list:
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if event.membership == Membership.JOIN:
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room_sync = yield self.initial_sync_for_joined_room(
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@ -173,11 +198,23 @@ class SyncHandler(BaseHandler):
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room_id=event.room_id,
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invite=invite,
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))
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elif event.membership in (Membership.LEAVE, Membership.BAN):
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leave_token = now_token.copy_and_replace(
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"room_key", "s%d" % (event.stream_ordering,)
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)
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room_sync = yield self.initial_sync_for_archived_room(
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sync_config=sync_config,
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room_id=event.room_id,
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leave_event_id=event.event_id,
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leave_token=leave_token,
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)
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archived.append(room_sync)
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defer.returnValue(SyncResult(
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presence=presence,
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joined=joined,
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invited=invited,
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archived=archived,
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next_batch=now_token,
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))
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@ -204,6 +241,28 @@ class SyncHandler(BaseHandler):
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ephemeral=[],
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))
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@defer.inlineCallbacks
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def initial_sync_for_archived_room(self, room_id, sync_config,
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leave_event_id, leave_token):
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"""Sync a room for a client which is starting without any state
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Returns:
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A Deferred JoinedSyncResult.
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"""
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batch = yield self.load_filtered_recents(
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room_id, sync_config, leave_token,
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)
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leave_state = yield self.store.get_state_for_events(
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[leave_event_id], None
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)
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defer.returnValue(ArchivedSyncResult(
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room_id=room_id,
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timeline=batch,
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state=leave_state[leave_event_id].values(),
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))
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@defer.inlineCallbacks
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def incremental_sync_with_gap(self, sync_config, since_token):
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""" Get the incremental delta needed to bring the client up to
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@ -257,18 +316,22 @@ class SyncHandler(BaseHandler):
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)
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joined = []
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archived = []
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if len(room_events) <= timeline_limit:
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# There is no gap in any of the rooms. Therefore we can just
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# partition the new events by room and return them.
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invite_events = []
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leave_events = []
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events_by_room_id = {}
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for event in room_events:
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events_by_room_id.setdefault(event.room_id, []).append(event)
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if event.room_id not in joined_room_ids:
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if (event.type == EventTypes.Member
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and event.membership == Membership.INVITE
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and event.state_key == sync_config.user.to_string()):
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if event.membership == Membership.INVITE:
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invite_events.append(event)
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elif event.membership in (Membership.LEAVE, Membership.BAN):
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leave_events.append(event)
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for room_id in joined_room_ids:
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recents = events_by_room_id.get(room_id, [])
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@ -296,11 +359,16 @@ class SyncHandler(BaseHandler):
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)
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if room_sync:
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joined.append(room_sync)
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else:
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invite_events = yield self.store.get_invites_for_user(
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sync_config.user.to_string()
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)
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leave_events = yield self.store.get_leave_and_ban_events_for_user(
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sync_config.user.to_string()
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)
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for room_id in joined_room_ids:
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room_sync = yield self.incremental_sync_with_gap_for_room(
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room_id, sync_config, since_token, now_token,
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@ -309,6 +377,12 @@ class SyncHandler(BaseHandler):
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if room_sync:
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joined.append(room_sync)
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for leave_event in leave_events:
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room_sync = yield self.incremental_sync_for_archived_room(
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sync_config, leave_event, since_token
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)
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archived.append(room_sync)
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invited = [
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InvitedSyncResult(room_id=event.room_id, invite=event)
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for event in invite_events
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@ -318,6 +392,7 @@ class SyncHandler(BaseHandler):
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presence=presence,
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joined=joined,
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invited=invited,
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archived=archived,
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next_batch=now_token,
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))
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@ -416,6 +491,55 @@ class SyncHandler(BaseHandler):
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defer.returnValue(room_sync)
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@defer.inlineCallbacks
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def incremental_sync_for_archived_room(self, sync_config, leave_event,
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since_token):
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""" Get the incremental delta needed to bring the client up to date for
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the archived room.
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Returns:
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A Deferred ArchivedSyncResult
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"""
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stream_token = yield self.store.get_stream_token_for_event(
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leave_event.event_id
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)
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leave_token = since_token.copy_and_replace("room_key", stream_token)
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batch = yield self.load_filtered_recents(
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leave_event.room_id, sync_config, leave_token, since_token,
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)
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logging.debug("Recents %r", batch)
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# TODO(mjark): This seems racy since this isn't being passed a
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# token to indicate what point in the stream this is
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leave_state = yield self.store.get_state_for_events(
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[leave_event.event_id], None
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)
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state_events_at_leave = leave_state[leave_event.event_id].values()
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state_at_previous_sync = yield self.get_state_at_previous_sync(
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leave_event.room_id, since_token=since_token
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)
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state_events_delta = yield self.compute_state_delta(
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since_token=since_token,
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previous_state=state_at_previous_sync,
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current_state=state_events_at_leave,
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)
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room_sync = ArchivedSyncResult(
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room_id=leave_event.room_id,
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timeline=batch,
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state=state_events_delta,
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)
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logging.debug("Room sync: %r", room_sync)
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defer.returnValue(room_sync)
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@defer.inlineCallbacks
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def get_state_at_previous_sync(self, room_id, since_token):
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""" Get the room state at the previous sync the client made.
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@ -136,6 +136,10 @@ class SyncRestServlet(RestServlet):
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sync_result.invited, filter, time_now, token_id
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)
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archived = self.encode_archived(
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sync_result.archived, filter, time_now, token_id
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)
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response_content = {
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"presence": self.encode_presence(
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sync_result.presence, filter, time_now
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@ -143,7 +147,7 @@ class SyncRestServlet(RestServlet):
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"rooms": {
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"joined": joined,
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"invited": invited,
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"archived": {},
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"archived": archived,
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},
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"next_batch": sync_result.next_batch.to_string(),
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}
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@ -182,14 +186,20 @@ class SyncRestServlet(RestServlet):
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return invited
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def encode_archived(self, rooms, filter, time_now, token_id):
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joined = {}
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for room in rooms:
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joined[room.room_id] = self.encode_room(
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room, filter, time_now, token_id, joined=False
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)
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return joined
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@staticmethod
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def encode_room(room, filter, time_now, token_id):
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def encode_room(room, filter, time_now, token_id, joined=True):
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event_map = {}
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state_events = filter.filter_room_state(room.state)
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timeline_events = filter.filter_room_timeline(room.timeline.events)
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ephemeral_events = filter.filter_room_ephemeral(room.ephemeral)
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state_event_ids = []
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timeline_event_ids = []
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for event in state_events:
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# TODO(mjark): Respect formatting requirements in the filter.
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event_map[event.event_id] = serialize_event(
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@ -198,6 +208,8 @@ class SyncRestServlet(RestServlet):
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)
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state_event_ids.append(event.event_id)
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timeline_events = filter.filter_room_timeline(room.timeline.events)
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timeline_event_ids = []
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for event in timeline_events:
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# TODO(mjark): Respect formatting requirements in the filter.
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event_map[event.event_id] = serialize_event(
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@ -205,6 +217,7 @@ class SyncRestServlet(RestServlet):
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event_format=format_event_for_client_v2_without_event_id,
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)
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timeline_event_ids.append(event.event_id)
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result = {
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"event_map": event_map,
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"timeline": {
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@ -213,8 +226,12 @@ class SyncRestServlet(RestServlet):
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"limited": room.timeline.limited,
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},
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"state": {"events": state_event_ids},
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"ephemeral": {"events": ephemeral_events},
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}
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if joined:
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ephemeral_events = filter.filter_room_ephemeral(room.ephemeral)
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result["ephemeral"] = {"events": ephemeral_events}
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return result
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@ -124,6 +124,19 @@ class RoomMemberStore(SQLBaseStore):
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invites.event_id for invite in invites
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]))
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def get_leave_and_ban_events_for_user(self, user_id):
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""" Get all the leave events for a user
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Args:
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user_id (str): The user ID.
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Returns:
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A deferred list of event objects.
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"""
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return self.get_rooms_for_user_where_membership_is(
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user_id, (Membership.LEAVE, Membership.BAN)
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).addCallback(lambda leaves: self._get_events([
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leave.event_id for leave in leaves
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]))
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def get_rooms_for_user_where_membership_is(self, user_id, membership_list):
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""" Get all the rooms for this user where the membership for this user
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matches one in the membership list.
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