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Fix redact logic when event domains are empty strings

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Devon Hudson 2023-06-08 17:14:23 -06:00
parent df85d9df48
commit eff4bb9e35
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1 changed files with 2 additions and 1 deletions
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3
roomserver/storage/shared/storage.go
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@ -931,6 +931,7 @@ func extractRoomVersionFromCreateEvent(event gomatrixserverlib.PDU) (
return roomVersion, err
}
// nolint:gocyclo
// MaybeRedactEvent manages the redacted status of events. There's two cases to consider in order to comply with the spec:
// "servers should not apply or send redactions to clients until both the redaction event and original event have been seen, and are valid."
// https://matrix.org/docs/spec/rooms/v3#authorization-rules-for-events
@ -1009,7 +1010,7 @@ func (d *EventDatabase) MaybeRedactEvent(
switch {
case powerlevels.UserLevel(redactionEvent.SenderID()) >= powerlevels.Redact:
// 1. The power level of the redaction event’s sender is greater than or equal to the redact level.
case sender1Domain == sender2Domain:
case sender1Domain != "" && sender2Domain != "" && sender1Domain == sender2Domain:
// 2. The domain of the redaction event’s sender matches that of the original event’s sender.
default:
ignoreRedaction = true