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Preserve all m.room.create entries when performing room upgrades

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Nyaaori 2021-10-24 22:13:08 +00:00
parent 8087a26a35
commit d5d25fb064
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1 changed files with 28 additions and 9 deletions
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37
src/client_server/room.rs
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@ -478,7 +478,7 @@ pub async fn get_room_aliases_route(
.into())
}
/// # `GET /_matrix/client/r0/rooms/{roomId}/upgrade`
/// # `POST /_matrix/client/r0/rooms/{roomId}/upgrade`
///
/// Upgrades the room.
///
@ -556,16 +556,15 @@ pub async fn upgrade_room_route(
);
let state_lock = mutex_state.lock().await;
// Get the old room federations status
let federate = serde_json::from_str::<RoomCreateEventContent>(
// Get the old room creation event
let mut create_event_content = serde_json::from_str::<CanonicalJsonObject>(
db.rooms
.room_state_get(&body.room_id, &EventType::RoomCreate, "")?
.ok_or_else(|| Error::bad_database("Found room without m.room.create event."))?
.content
.get(),
)
.map_err(|_| Error::bad_database("Invalid room event in database."))?
.federate;
.map_err(|_| Error::bad_database("Invalid room event in database."))?;
// Use the m.room.tombstone event as the predecessor
let predecessor = Some(ruma::events::room::create::PreviousRoom::new(
@ -574,10 +573,30 @@ pub async fn upgrade_room_route(
));
// Send a m.room.create event containing a predecessor field and the applicable room_version
let mut create_event_content = RoomCreateEventContent::new(sender_user.clone());
create_event_content.federate = federate;
create_event_content.room_version = body.new_version.clone();
create_event_content.predecessor = predecessor;
create_event_content.insert(
"creator".into(),
json!(sender_user.clone()).try_into().unwrap(),
);
create_event_content.insert(
"room_version".into(),
json!(body.new_version.clone()).try_into().unwrap(),
);
create_event_content.insert("predecessor".into(), json!(predecessor).try_into().unwrap());
// Validate creation event content
match Raw::<CanonicalJsonObject>::from_json(
to_raw_value(&create_event_content).expect("Error forming creation event"),
)
.deserialize_as::<RoomCreateEventContent>()
{
Ok(_t) => {}
Err(_e) => {
return Err(Error::BadRequest(
ErrorKind::BadJson,
"Error forming creation event",
))
}
};
db.rooms.build_and_append_pdu(
PduBuilder {