feat(hydra): Initial public commit for v12 support

src/service/rooms/event_handler/handle_incoming_pdu.rs

@@ -58,6 +58,10 @@ pub async fn handle_incoming_pdu<'a>(
 	value: BTreeMap<String, CanonicalJsonValue>,
 	is_timeline_event: bool,
 ) -> Result<Option<RawPduId>> {
+	if room_id.is_empty() {
+		// TODO(hydra): Room IDs should be calculated before this function is called
+		panic!("room ID cannot be empty");
+	}
 	// 1. Skip the PDU if we already have it as a timeline event
 	if let Ok(pdu_id) = self.services.timeline.get_pdu_id(event_id).await {
 		return Ok(Some(pdu_id));

src/service/rooms/event_handler/handle_outlier_pdu.rs

@@ -139,6 +139,7 @@ where
 		&pdu_event,
 		None, // TODO: third party invite
 		state_fetch,
+		create_event.as_pdu(),
 	)
 	.await
 	.map_err(|e| err!(Request(Forbidden("Auth check failed: {e:?}"))))?;

src/service/rooms/event_handler/mod.rs

@@ -99,7 +99,10 @@ impl Service {
 }
 
 fn check_room_id<Pdu: Event>(room_id: &RoomId, pdu: &Pdu) -> Result {
-	if pdu.room_id() != room_id {
+	if pdu
+		.room_id()
+		.is_some_and(|claimed_room_id| claimed_room_id != room_id)
+	{
 		return Err!(Request(InvalidParam(error!(
 			pdu_event_id = ?pdu.event_id(),
 			pdu_room_id = ?pdu.room_id(),

src/service/rooms/event_handler/upgrade_outlier_pdu.rs

@@ -102,6 +102,7 @@ where
 		&incoming_pdu,
 		None, // TODO: third party invite
 		|ty, sk| state_fetch(ty.clone(), sk.into()),
+		create_event.as_pdu(),
 	)
 	.await
 	.map_err(|e| err!(Request(Forbidden("Auth check failed: {e:?}"))))?;
@@ -123,6 +124,7 @@ where
 			incoming_pdu.sender(),
 			incoming_pdu.state_key(),
 			incoming_pdu.content(),
+			&room_version,
 		)
 		.await?;
 
@@ -140,6 +142,7 @@ where
 		&incoming_pdu,
 		None, // third-party invite
 		state_fetch,
+		create_event.as_pdu(),
 	)
 	.await
 	.map_err(|e| err!(Request(Forbidden("Auth check failed: {e:?}"))))?;
@@ -156,7 +159,7 @@ where
 			!self
 				.services
 				.state_accessor
-				.user_can_redact(&redact_id, incoming_pdu.sender(), incoming_pdu.room_id(), true)
+				.user_can_redact(&redact_id, incoming_pdu.sender(), room_id, true)
 				.await?,
 	};
 
@@ -313,6 +316,7 @@ where
 				state_ids_compressed,
 				soft_fail,
 				&state_lock,
+				room_id,
 			)
 			.await?;
 
@@ -347,6 +351,7 @@ where
 			state_ids_compressed,
 			soft_fail,
 			&state_lock,
+			room_id,
 		)
 		.await?;