53 lines
1.3 KiB
Rust
53 lines
1.3 KiB
Rust
use std::sync::Arc;
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use ruma::api::{client::error::ErrorKind, federation::event::get_room_state_ids};
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use crate::{services, Error, Result, Ruma};
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/// # `GET /_matrix/federation/v1/state_ids/{roomId}`
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///
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/// Retrieves the current state of the room.
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pub(crate) async fn get_room_state_ids_route(
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body: Ruma<get_room_state_ids::v1::Request>,
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) -> Result<get_room_state_ids::v1::Response> {
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let origin = body.origin.as_ref().expect("server is authenticated");
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if !services()
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.rooms
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.state_cache
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.server_in_room(origin, &body.room_id)?
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{
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return Err(Error::BadRequest(ErrorKind::forbidden(), "Server is not in room."));
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}
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services()
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.rooms
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.event_handler
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.acl_check(origin, &body.room_id)?;
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let shortstatehash = services()
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.rooms
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.state_accessor
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.pdu_shortstatehash(&body.event_id)?
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.ok_or_else(|| Error::BadRequest(ErrorKind::NotFound, "Pdu state not found."))?;
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let pdu_ids = services()
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.rooms
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.state_accessor
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.state_full_ids(shortstatehash)
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.await?
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.into_values()
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.map(|id| (*id).to_owned())
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.collect();
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let auth_chain_ids = services()
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.rooms
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.auth_chain
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.event_ids_iter(&body.room_id, vec![Arc::from(&*body.event_id)])
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.await?;
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Ok(get_room_state_ids::v1::Response {
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auth_chain_ids: auth_chain_ids.map(|id| (*id).to_owned()).collect(),
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pdu_ids,
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})
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}
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