ruwuma/crates/ruma-client-api/src/state/send_state_event.rs

236 lines
8.2 KiB
Rust

//! `PUT /_matrix/client/*/rooms/{roomId}/state/{eventType}/{stateKey}`
//!
//! Send a state event to a room associated with a given state key.
pub mod v3 {
//! `/v3/` ([spec])
//!
//! [spec]: https://spec.matrix.org/v1.4/client-server-api/#put_matrixclientv3roomsroomidstateeventtypestatekey
use std::borrow::Borrow;
use ruma_common::{
api::{response, Metadata},
events::{AnyStateEventContent, StateEventContent, StateEventType},
metadata,
serde::Raw,
MilliSecondsSinceUnixEpoch, OwnedEventId, OwnedRoomId,
};
use serde_json::value::to_raw_value as to_raw_json_value;
const METADATA: Metadata = metadata! {
method: PUT,
rate_limited: false,
authentication: AccessToken,
history: {
1.0 => "/_matrix/client/r0/rooms/:room_id/state/:event_type/:state_key",
1.1 => "/_matrix/client/v3/rooms/:room_id/state/:event_type/:state_key",
}
};
/// Request type for the `send_state_event` endpoint.
#[derive(Clone, Debug)]
#[cfg_attr(not(feature = "unstable-exhaustive-types"), non_exhaustive)]
pub struct Request {
/// The room to set the state in.
pub room_id: OwnedRoomId,
/// The type of event to send.
pub event_type: StateEventType,
/// The state_key for the state to send.
pub state_key: String,
/// The event content to send.
pub body: Raw<AnyStateEventContent>,
/// Timestamp to use for the `origin_server_ts` of the event.
///
/// This is called [timestamp massaging] and can only be used by Appservices.
///
/// Note that this does not change the position of the event in the timeline.
///
/// [timestamp massaging]: https://spec.matrix.org/v1.4/application-service-api/#timestamp-massaging
pub timestamp: Option<MilliSecondsSinceUnixEpoch>,
}
impl Request {
/// Creates a new `Request` with the given room id, state key and event content.
///
/// # Errors
///
/// Since `Request` stores the request body in serialized form, this function can fail if
/// `T`s [`Serialize`][serde::Serialize] implementation can fail.
pub fn new<T, K>(
room_id: OwnedRoomId,
state_key: &K,
content: &T,
) -> serde_json::Result<Self>
where
T: StateEventContent,
T::StateKey: Borrow<K>,
K: AsRef<str> + ?Sized,
{
Ok(Self {
room_id,
state_key: state_key.as_ref().to_owned(),
event_type: content.event_type(),
body: Raw::from_json(to_raw_json_value(content)?),
timestamp: None,
})
}
/// Creates a new `Request` with the given room id, event type, state key and raw event
/// content.
pub fn new_raw(
room_id: OwnedRoomId,
event_type: StateEventType,
state_key: String,
body: Raw<AnyStateEventContent>,
) -> Self {
Self { room_id, event_type, state_key, body, timestamp: None }
}
}
/// Response type for the `send_state_event` endpoint.
#[response(error = crate::Error)]
pub struct Response {
/// A unique identifier for the event.
pub event_id: OwnedEventId,
}
impl Response {
/// Creates a new `Response` with the given event id.
pub fn new(event_id: OwnedEventId) -> Self {
Self { event_id }
}
}
#[cfg(feature = "client")]
impl ruma_common::api::OutgoingRequest for Request {
type EndpointError = crate::Error;
type IncomingResponse = Response;
const METADATA: Metadata = METADATA;
fn try_into_http_request<T: Default + bytes::BufMut>(
self,
base_url: &str,
access_token: ruma_common::api::SendAccessToken<'_>,
considering_versions: &'_ [ruma_common::api::MatrixVersion],
) -> Result<http::Request<T>, ruma_common::api::error::IntoHttpError> {
use http::header::{self, HeaderValue};
let query_string =
serde_html_form::to_string(RequestQuery { timestamp: self.timestamp })?;
let http_request = http::Request::builder()
.method(http::Method::PUT)
.uri(METADATA.make_endpoint_url(
considering_versions,
base_url,
&[&self.room_id, &self.event_type, &self.state_key],
&query_string,
)?)
.header(header::CONTENT_TYPE, "application/json")
.header(
header::AUTHORIZATION,
HeaderValue::from_str(&format!(
"Bearer {}",
access_token
.get_required_for_endpoint()
.ok_or(ruma_common::api::error::IntoHttpError::NeedsAuthentication)?
))?,
)
.body(ruma_common::serde::json_to_buf(&self.body)?)?;
Ok(http_request)
}
}
#[cfg(feature = "server")]
impl ruma_common::api::IncomingRequest for Request {
type EndpointError = crate::Error;
type OutgoingResponse = Response;
const METADATA: Metadata = METADATA;
fn try_from_http_request<B, S>(
request: http::Request<B>,
path_args: &[S],
) -> Result<Self, ruma_common::api::error::FromHttpRequestError>
where
B: AsRef<[u8]>,
S: AsRef<str>,
{
// FIXME: find a way to make this if-else collapse with serde recognizing trailing
// Option
let (room_id, event_type, state_key): (OwnedRoomId, StateEventType, String) =
if path_args.len() == 3 {
serde::Deserialize::deserialize(serde::de::value::SeqDeserializer::<
_,
serde::de::value::Error,
>::new(
path_args.iter().map(::std::convert::AsRef::as_ref),
))?
} else {
let (a, b) =
serde::Deserialize::deserialize(serde::de::value::SeqDeserializer::<
_,
serde::de::value::Error,
>::new(
path_args.iter().map(::std::convert::AsRef::as_ref),
))?;
(a, b, "".into())
};
let request_query: RequestQuery =
serde_html_form::from_str(request.uri().query().unwrap_or(""))?;
let body = serde_json::from_slice(request.body().as_ref())?;
Ok(Self { room_id, event_type, state_key, body, timestamp: request_query.timestamp })
}
}
/// Data in the request's query string.
#[derive(Debug)]
#[cfg_attr(feature = "client", derive(serde::Serialize))]
#[cfg_attr(feature = "server", derive(serde::Deserialize))]
struct RequestQuery {
/// Timestamp to use for the `origin_server_ts` of the event.
#[serde(rename = "ts", skip_serializing_if = "Option::is_none")]
pub timestamp: Option<MilliSecondsSinceUnixEpoch>,
}
#[cfg(feature = "client")]
#[test]
fn serialize() {
use ruma_common::{
api::{MatrixVersion, OutgoingRequest as _, SendAccessToken},
events::{room::name::RoomNameEventContent, EmptyStateKey},
room_id,
};
// This used to panic in make_endpoint_url because of a mismatch in the path parameter count
let req = Request::new(
room_id!("!room:server.tld").to_owned(),
&EmptyStateKey,
&RoomNameEventContent::new(Some("Test room".to_owned())),
)
.unwrap()
.try_into_http_request::<Vec<u8>>(
"https://server.tld",
SendAccessToken::IfRequired("access_token"),
&[MatrixVersion::V1_1],
)
.unwrap();
assert_eq!(
req.uri(),
"https://server.tld/_matrix/client/v3/rooms/%21room%3Aserver%2Etld/state/m%2Eroom%2Ename/"
);
}
}