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Allow join room creator only if create event has no prev_events

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This commit is contained in:
Devin Ragotzy 2020-08-26 11:04:30 -04:00
parent 36cec22cf3
commit 025c2df752
1 changed files with 3 additions and 1 deletions
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4
src/event_auth.rs
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@ -292,7 +292,9 @@ pub fn is_membership_change_allowed(
if let Some(create) = auth_events.get(&(EventType::RoomCreate, Some("".into()))) { if let Some(create) = auth_events.get(&(EventType::RoomCreate, Some("".into()))) {
if let Ok(create_ev) = create.deserialize_content::<room::create::CreateEventContent>() if let Ok(create_ev) = create.deserialize_content::<room::create::CreateEventContent>()
{ {
if user.state_key == Some(create_ev.creator.to_string()) { if user.state_key == Some(create_ev.creator.to_string())
&& create.prev_event_ids().is_empty()
{
tracing::debug!("m.room.member event allowed via m.room.create"); tracing::debug!("m.room.member event allowed via m.room.create");
return Ok(true); return Ok(true);
} }