From ba00e20234eadae66f105f8bda64e39beed9a92d Mon Sep 17 00:00:00 2001 From: Patrick Cloke Date: Thu, 21 Oct 2021 14:39:16 -0400 Subject: Add a thread relation type per MSC3440. (#11088) Adds experimental support for MSC3440's `io.element.thread` relation type (and the aggregation for it). --- synapse/events/utils.py | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'synapse/events/utils.py') diff --git a/synapse/events/utils.py b/synapse/events/utils.py index 3f3eba86a8..6fa631aa1d 100644 --- a/synapse/events/utils.py +++ b/synapse/events/utils.py @@ -386,6 +386,7 @@ class EventClientSerializer: def __init__(self, hs: "HomeServer"): self.store = hs.get_datastore() self._msc1849_enabled = hs.config.experimental.msc1849_enabled + self._msc3440_enabled = hs.config.experimental.msc3440_enabled async def serialize_event( self, @@ -462,6 +463,22 @@ class EventClientSerializer: "sender": edit.sender, } + # If this event is the start of a thread, include a summary of the replies. + if self._msc3440_enabled: + ( + thread_count, + latest_thread_event, + ) = await self.store.get_thread_summary(event_id) + if latest_thread_event: + r = serialized_event["unsigned"].setdefault("m.relations", {}) + r[RelationTypes.THREAD] = { + # Don't bundle aggregations as this could recurse forever. + "latest_event": await self.serialize_event( + latest_thread_event, time_now, bundle_aggregations=False + ), + "count": thread_count, + } + return serialized_event async def serialize_events( -- cgit 1.4.1