1 files changed, 10 insertions, 4 deletions
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index 05dab172b8..9c3471f2e3 100644
--- a/synapse/handlers/message.py
+++ b/synapse/handlers/message.py
@@ -253,12 +253,18 @@ class MessageHandler(BaseHandler):
presence.bump_presence_active_time(user)
def deduplicate_state_event(self, event, context):
- prev_state = context.current_state.get((event.type, event.state_key))
- if prev_state and event.user_id == prev_state.user_id:
- prev_content = encode_canonical_json(prev_state.content)
+ """
+ Checks whether event is in the latest resolved state in context.
+
+ If so, returns the version of the event in context.
+ Otherwise, returns None.
+ """
+ prev_event = context.current_state.get((event.type, event.state_key))
+ if prev_event and event.user_id == prev_event.user_id:
+ prev_content = encode_canonical_json(prev_event.content)
next_content = encode_canonical_json(event.content)
if prev_content == next_content:
- return prev_state
+ return prev_event
return None
@defer.inlineCallbacks
|
