Add room_membership api (#27)

Author: kilimnik

src/lib.rs

@@ -13,6 +13,7 @@ pub mod account_validity;
 pub mod background_updates;
 pub mod experimental_features;
 pub mod register_users;
+pub mod room_membership;
 pub mod rooms;
 pub mod users;
 pub mod version;

src/room_membership.rs

@@ -0,0 +1,3 @@
+//! Endpoints in the `/_synapse/admin/v<x>/join/` scope.
+
+pub mod join_room;

src/room_membership/join_room.rs

@@ -0,0 +1,3 @@
+//! Different versions of the endpoint to place users into rooms.
+
+pub mod v1;

src/room_membership/join_room/v1.rs

@@ -0,0 +1,45 @@
+//! [POST /_synapse/admin/v1/join/:room_id_or_alias](https://github.com/element-hq/synapse/blob/master/docs/admin_api/room_membership.md)
+
+use ruma::{
+    api::{request, response, Metadata},
+    metadata, OwnedRoomId, OwnedRoomOrAliasId, OwnedUserId,
+};
+
+const METADATA: Metadata = metadata! {
+    method: POST,
+    rate_limited: false,
+    authentication: AccessToken,
+    history: {
+        unstable => "/_synapse/admin/v1/join/:room_id_or_alias",
+    }
+};
+
+#[request]
+pub struct Request {
+    /// Alias or ID of the room to join.
+    #[ruma_api(path)]
+    pub room_id_or_alias: OwnedRoomOrAliasId,
+
+    /// User to join the room.
+    pub user_id: OwnedUserId,
+}
+
+#[response]
+pub struct Response {
+    /// Room ID of the joined room.
+    pub room_id: OwnedRoomId,
+}
+
+impl Request {
+    /// Creates a new `Request` with the given room or alias ID and user id.
+    pub fn new(room_id_or_alias: OwnedRoomOrAliasId, user_id: OwnedUserId) -> Self {
+        Self { room_id_or_alias, user_id }
+    }
+}
+
+impl Response {
+    /// Creates a new `Response` with the given room id
+    pub fn new(room_id: OwnedRoomId) -> Self {
+        Self { room_id }
+    }
+}