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#![feature(proc_macro_hygiene, decl_macro)]
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mod data;
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mod database;
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mod ruma_wrapper;
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mod utils;
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pub use data::Data;
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pub use database::Database;
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use log::debug;
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use rocket::{get, post, put, routes, State};
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use ruma_client_api::{
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error::{Error, ErrorKind},
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r0::{
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account::register, alias::get_alias, membership::join_room_by_id,
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message::create_message_event, session::login,
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},
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unversioned::get_supported_versions,
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};
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use ruma_events::{collections::all::Event, room::message::MessageEvent};
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use ruma_identifiers::{EventId, UserId};
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use ruma_wrapper::{MatrixResult, Ruma};
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use serde_json::map::Map;
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use std::{
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collections::HashMap,
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convert::{TryFrom, TryInto},
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};
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#[get("/_matrix/client/versions")]
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fn get_supported_versions_route() -> MatrixResult<get_supported_versions::Response> {
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MatrixResult(Ok(get_supported_versions::Response {
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versions: vec![
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"r0.0.1".to_owned(),
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"r0.1.0".to_owned(),
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"r0.2.0".to_owned(),
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"r0.3.0".to_owned(),
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"r0.4.0".to_owned(),
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"r0.5.0".to_owned(),
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"r0.6.0".to_owned(),
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],
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unstable_features: HashMap::new(),
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}))
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}
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#[post("/_matrix/client/r0/register", data = "<body>")]
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fn register_route(
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data: State<Data>,
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body: Ruma<register::Request>,
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) -> MatrixResult<register::Response> {
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// Validate user id
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let user_id: UserId = match (*format!(
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"@{}:{}",
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body.username.clone().unwrap_or("randomname".to_owned()),
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data.hostname()
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))
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.try_into()
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{
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Err(_) => {
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debug!("Username invalid");
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return MatrixResult(Err(Error {
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kind: ErrorKind::InvalidUsername,
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message: "Username was invalid.".to_owned(),
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status_code: http::StatusCode::BAD_REQUEST,
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}));
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}
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Ok(user_id) => user_id,
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};
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// Check if username is creative enough
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if data.user_exists(&user_id) {
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debug!("ID already taken");
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return MatrixResult(Err(Error {
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kind: ErrorKind::UserInUse,
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message: "Desired user ID is already taken.".to_owned(),
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status_code: http::StatusCode::BAD_REQUEST,
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}));
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}
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// Create user
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data.user_add(&user_id, body.password.clone());
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// Generate new device id if the user didn't specify one
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let device_id = body
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.device_id
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.clone()
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.unwrap_or_else(|| "TODO:randomdeviceid".to_owned());
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// Add device
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data.device_add(&user_id, &device_id);
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// Generate new token for the device
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let token = "TODO:randomtoken".to_owned();
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data.token_replace(&user_id, &device_id, token.clone());
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MatrixResult(Ok(register::Response {
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access_token: token,
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home_server: data.hostname().to_owned(),
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user_id,
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device_id,
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}))
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}
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#[post("/_matrix/client/r0/login", data = "<body>")]
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fn login_route(data: State<Data>, body: Ruma<login::Request>) -> MatrixResult<login::Response> {
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// Validate login method
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let user_id =
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if let (login::UserInfo::MatrixId(mut username), login::LoginInfo::Password { password }) =
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(body.user.clone(), body.login_info.clone())
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{
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if !username.contains(':') {
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username = format!("@{}:{}", username, data.hostname());
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}
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if let Ok(user_id) = (*username).try_into() {
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if !data.user_exists(&user_id) {}
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// Check password
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if let Some(correct_password) = data.password_get(&user_id) {
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if password == correct_password {
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// Success!
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user_id
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} else {
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debug!("Invalid password.");
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return MatrixResult(Err(Error {
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kind: ErrorKind::Unknown,
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message: "".to_owned(),
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status_code: http::StatusCode::FORBIDDEN,
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}));
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}
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} else {
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debug!("UserId does not exist (has no assigned password). Can't log in.");
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return MatrixResult(Err(Error {
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kind: ErrorKind::Forbidden,
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message: "".to_owned(),
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status_code: http::StatusCode::FORBIDDEN,
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}));
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}
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} else {
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debug!("Invalid UserId.");
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return MatrixResult(Err(Error {
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kind: ErrorKind::Unknown,
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message: "Bad login type.".to_owned(),
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status_code: http::StatusCode::BAD_REQUEST,
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}));
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}
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} else {
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debug!("Bad login type");
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return MatrixResult(Err(Error {
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kind: ErrorKind::Unknown,
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message: "Bad login type.".to_owned(),
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status_code: http::StatusCode::BAD_REQUEST,
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}));
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};
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// Generate new device id if the user didn't specify one
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let device_id = body
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.device_id
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.clone()
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.unwrap_or("TODO:randomdeviceid".to_owned());
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// Add device
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data.device_add(&user_id, &device_id);
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// Generate a new token for the device
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let token = "TODO:randomtoken".to_owned();
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data.token_replace(&user_id, &device_id, token.clone());
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return MatrixResult(Ok(login::Response {
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user_id,
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access_token: token,
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home_server: Some(data.hostname().to_owned()),
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device_id,
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well_known: None,
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}));
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}
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#[get("/_matrix/client/r0/directory/room/<room_alias>")]
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fn get_alias_route(room_alias: String) -> MatrixResult<get_alias::Response> {
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// TODO
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let room_id = match &*room_alias {
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"#room:localhost" => "!xclkjvdlfj:localhost",
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_ => {
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debug!("Room not found.");
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return MatrixResult(Err(Error {
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kind: ErrorKind::NotFound,
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message: "Room not found.".to_owned(),
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status_code: http::StatusCode::NOT_FOUND,
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}));
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}
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}
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.try_into()
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.unwrap();
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MatrixResult(Ok(get_alias::Response {
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room_id,
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servers: vec!["localhost".to_owned()],
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}))
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}
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#[post("/_matrix/client/r0/rooms/<_room_id>/join", data = "<body>")]
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fn join_room_by_id_route(
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_room_id: String,
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body: Ruma<join_room_by_id::Request>,
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) -> MatrixResult<join_room_by_id::Response> {
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// TODO
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MatrixResult(Ok(join_room_by_id::Response {
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room_id: body.room_id.clone(),
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}))
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}
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#[put(
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"/_matrix/client/r0/rooms/<_room_id>/send/<_event_type>/<_txn_id>",
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data = "<body>"
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)]
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fn create_message_event_route(
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data: State<Data>,
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_room_id: String,
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_event_type: String,
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_txn_id: String,
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body: Ruma<create_message_event::Request>,
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) -> MatrixResult<create_message_event::Response> {
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// Construct event
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let event = Event::RoomMessage(MessageEvent {
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content: body.data.clone().into_result().unwrap(),
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event_id: event_id.clone(),
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origin_server_ts: utils::millis_since_unix_epoch(),
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room_id: Some(body.room_id.clone()),
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sender: body.user_id.clone().expect("user is authenticated"),
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unsigned: Map::default(),
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});
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// Generate event id
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dbg!(ruma_signatures::reference_hash(event));
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let event_id = EventId::try_from("$TODOrandomeventid:localhost").unwrap();
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data.event_add(&body.room_id, &event_id, &event);
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MatrixResult(Ok(create_message_event::Response { event_id }))
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}
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fn main() {
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// Log info by default
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if let Err(_) = std::env::var("RUST_LOG") {
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std::env::set_var("RUST_LOG", "info");
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}
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pretty_env_logger::init();
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let data = Data::load_or_create("localhost");
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data.debug();
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rocket::ignite()
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.mount(
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"/",
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routes![
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get_supported_versions_route,
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register_route,
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login_route,
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get_alias_route,
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join_room_by_id_route,
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create_message_event_route,
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],
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)
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.manage(data)
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.launch();
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}
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