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2 changed files with 7 additions and 4 deletions
1
changelog.d/13600.misc
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1
changelog.d/13600.misc
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Cache user IDs instead of profiles to reduce cache memory usage. Contributed by Nick @ Beeper (@fizzadar).
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@ -916,7 +916,9 @@ class RoomMemberWorkerStore(EventsWorkerStore):
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event_to_memberships = await self._get_user_ids_from_membership_event_ids(
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missing_member_event_ids
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)
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users_in_room.update(event_to_memberships.values())
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users_in_room.update(
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user_id for user_id in event_to_memberships.values() if user_id
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)
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if event is not None and event.type == EventTypes.Member:
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if event.membership == Membership.JOIN:
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@ -942,15 +944,15 @@ class RoomMemberWorkerStore(EventsWorkerStore):
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)
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async def _get_user_ids_from_membership_event_ids(
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self, event_ids: Iterable[str]
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) -> Dict[str, str]:
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) -> Dict[str, Optional[str]]:
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"""For given set of member event_ids check if they point to a join
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event and if so return the associated user and profile info.
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event.
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Args:
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event_ids: The member event IDs to lookup
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Returns:
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Map from event ID to `user_id` and ProfileInfo (or None if not join event).
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Map from event ID to `user_id`, or None if event is not a join.
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"""
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rows = await self.db_pool.simple_select_many_batch(
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