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Conduit is a simple, fast and reliable chat server powered by Matrix https://conduit.rs
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conduit/src/client_server.rs

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use crate::{utils, Data, Database, MatrixResult, PduEvent, Ruma};
use log::debug;
use rocket::{get, options, post, put, routes, State};
use ruma_client_api::{
error::{Error, ErrorKind},
r0::{
account::{
register, AuthenticationFlow, UserInteractiveAuthenticationInfo,
UserInteractiveAuthenticationResponse,
},
alias::get_alias,
config::{get_global_account_data, set_global_account_data},
directory::{self, get_public_rooms_filtered},
filter::{self, create_filter, get_filter},
keys::{get_keys, upload_keys},
membership::{join_room_by_id, join_room_by_id_or_alias},
message::create_message_event,
presence::set_presence,
profile::{
get_avatar_url, get_display_name, get_profile, set_avatar_url, set_display_name,
},
push::get_pushrules_all,
read_marker::set_read_marker,
room::create_room,
session::{get_login_types, login},
state::{create_state_event_for_empty_key, create_state_event_for_key},
sync::sync_events,
thirdparty::get_protocols,
},
unversioned::get_supported_versions,
};
use ruma_events::{collections::only::Event, EventType};
use ruma_identifiers::{RoomId, RoomIdOrAliasId, UserId};
use serde_json::json;
use std::{
collections::HashMap,
convert::{TryFrom, TryInto},
path::PathBuf,
time::Duration,
};
const GUEST_NAME_LENGTH: usize = 10;
const DEVICE_ID_LENGTH: usize = 10;
const SESSION_ID_LENGTH: usize = 256;
const TOKEN_LENGTH: usize = 256;
#[get("/_matrix/client/versions")]
pub fn get_supported_versions_route() -> MatrixResult<get_supported_versions::Response> {
MatrixResult(Ok(get_supported_versions::Response {
versions: vec!["r0.6.0".to_owned()],
unstable_features: HashMap::new(),
}))
}
#[post("/_matrix/client/r0/register", data = "<body>")]
pub fn register_route(
data: State<Data>,
body: Ruma<register::Request>,
) -> MatrixResult<register::Response, UserInteractiveAuthenticationResponse> {
if body.auth.is_none() {
return MatrixResult(Err(UserInteractiveAuthenticationResponse::AuthResponse(
UserInteractiveAuthenticationInfo {
flows: vec![AuthenticationFlow {
stages: vec!["m.login.dummy".to_owned()],
}],
completed: vec![],
params: json!({}),
session: Some(utils::random_string(SESSION_ID_LENGTH)),
},
)));
}
// Validate user id
let user_id: UserId = match (*format!(
"@{}:{}",
body.username
.clone()
.unwrap_or_else(|| utils::random_string(GUEST_NAME_LENGTH)),
data.hostname()
))
.try_into()
{
Err(_) => {
debug!("Username invalid");
return MatrixResult(Err(UserInteractiveAuthenticationResponse::MatrixError(
Error {
kind: ErrorKind::InvalidUsername,
message: "Username was invalid.".to_owned(),
status_code: http::StatusCode::BAD_REQUEST,
},
)));
}
Ok(user_id) => user_id,
};
// Check if username is creative enough
if data.user_exists(&user_id) {
debug!("ID already taken");
return MatrixResult(Err(UserInteractiveAuthenticationResponse::MatrixError(
Error {
kind: ErrorKind::UserInUse,
message: "Desired user ID is already taken.".to_owned(),
status_code: http::StatusCode::BAD_REQUEST,
},
)));
}
// Create user
data.user_add(&user_id, body.password.clone());
// Generate new device id if the user didn't specify one
let device_id = body
.device_id
.clone()
.unwrap_or_else(|| utils::random_string(DEVICE_ID_LENGTH));
// Add device
data.device_add(&user_id, &device_id);
// Generate new token for the device
let token = utils::random_string(TOKEN_LENGTH);
data.token_replace(&user_id, &device_id, token.clone());
MatrixResult(Ok(register::Response {
access_token: Some(token),
user_id,
device_id: Some(device_id),
}))
}
#[get("/_matrix/client/r0/login", data = "<_body>")]
pub fn get_login_route(
_body: Ruma<get_login_types::Request>,
) -> MatrixResult<get_login_types::Response> {
MatrixResult(Ok(get_login_types::Response {
flows: vec![get_login_types::LoginType::Password],
}))
}
#[post("/_matrix/client/r0/login", data = "<body>")]
pub fn login_route(data: State<Data>, body: Ruma<login::Request>) -> MatrixResult<login::Response> {
// Validate login method
let user_id =
if let (login::UserInfo::MatrixId(mut username), login::LoginInfo::Password { password }) =
(body.user.clone(), body.login_info.clone())
{
if !username.contains(':') {
username = format!("@{}:{}", username, data.hostname());
}
if let Ok(user_id) = (*username).try_into() {
// Check password (this also checks if the user exists
if let Some(correct_password) = data.password_get(&user_id) {
if password == correct_password {
// Success!
user_id
} else {
debug!("Invalid password.");
return MatrixResult(Err(Error {
kind: ErrorKind::Forbidden,
message: "".to_owned(),
status_code: http::StatusCode::FORBIDDEN,
}));
}
} else {
debug!("UserId does not exist (has no assigned password). Can't log in.");
return MatrixResult(Err(Error {
kind: ErrorKind::Forbidden,
message: "".to_owned(),
status_code: http::StatusCode::FORBIDDEN,
}));
}
} else {
debug!("Invalid UserId.");
return MatrixResult(Err(Error {
kind: ErrorKind::InvalidUsername,
message: "Bad user id.".to_owned(),
status_code: http::StatusCode::BAD_REQUEST,
}));
}
} else {
debug!("Bad login type");
return MatrixResult(Err(Error {
kind: ErrorKind::Unknown,
message: "Bad login type.".to_owned(),
status_code: http::StatusCode::BAD_REQUEST,
}));
};
// Generate new device id if the user didn't specify one
let device_id = body
.device_id
.clone()
.unwrap_or_else(|| utils::random_string(DEVICE_ID_LENGTH));
// Add device
data.device_add(&user_id, &device_id);
// Generate a new token for the device
let token = utils::random_string(TOKEN_LENGTH);
data.token_replace(&user_id, &device_id, token.clone());
MatrixResult(Ok(login::Response {
user_id,
access_token: token,
home_server: Some(data.hostname().to_owned()),
device_id,
well_known: None,
}))
}
#[get("/_matrix/client/r0/pushrules")]
pub fn get_pushrules_all_route() -> MatrixResult<get_pushrules_all::Response> {
// TODO
MatrixResult(Ok(get_pushrules_all::Response {
global: HashMap::new(),
}))
}
#[get(
"/_matrix/client/r0/user/<_user_id>/filter/<_filter_id>",
data = "<body>"
)]
pub fn get_filter_route(
body: Ruma<get_filter::Request>,
_user_id: String,
_filter_id: String,
) -> MatrixResult<get_filter::Response> {
// TODO
MatrixResult(Ok(get_filter::Response {
filter: filter::FilterDefinition {
event_fields: None,
event_format: None,
account_data: None,
room: None,
presence: None,
},
}))
}
#[post("/_matrix/client/r0/user/<_user_id>/filter", data = "<body>")]
pub fn create_filter_route(
body: Ruma<create_filter::Request>,
_user_id: String,
) -> MatrixResult<create_filter::Response> {
// TODO
MatrixResult(Ok(create_filter::Response {
filter_id: utils::random_string(10),
}))
}
#[put(
"/_matrix/client/r0/user/<_user_id>/account_data/<_type>",
data = "<body>"
)]
pub fn set_global_account_data_route(
body: Ruma<set_global_account_data::Request>,
_user_id: String,
_type: String,
) -> MatrixResult<set_global_account_data::Response> {
// TODO
MatrixResult(Ok(set_global_account_data::Response))
}
#[get(
"/_matrix/client/r0/user/<_user_id>/account_data/<_type>",
data = "<body>"
)]
pub fn get_global_account_data_route(
body: Ruma<get_global_account_data::Request>,
_user_id: String,
_type: String,
) -> MatrixResult<get_global_account_data::Response> {
// TODO
MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "Data not found.".to_owned(),
status_code: http::StatusCode::NOT_FOUND,
}))
}
#[put("/_matrix/client/r0/profile/<_user_id>/displayname", data = "<body>")]
pub fn set_displayname_route(
data: State<Data>,
body: Ruma<set_display_name::Request>,
_user_id: String,
) -> MatrixResult<set_display_name::Response> {
let user_id = body.user_id.clone().expect("user is authenticated");
// Send error on None
// Synapse returns a parsing error but the spec doesn't require this
if body.displayname.is_none() {
debug!("Request was missing the displayname payload.");
return MatrixResult(Err(Error {
kind: ErrorKind::MissingParam,
message: "Missing displayname.".to_owned(),
status_code: http::StatusCode::BAD_REQUEST,
}));
}
if let Some(displayname) = &body.displayname {
// Some("") will clear the displayname
if displayname == "" {
data.displayname_remove(&user_id);
} else {
data.displayname_set(&user_id, body.displayname.clone());
// TODO send a new m.room.member join event with the updated displayname
// TODO send a new m.presence event with the updated displayname
}
}
MatrixResult(Ok(set_display_name::Response))
}
#[get(
"/_matrix/client/r0/profile/<user_id_raw>/displayname",
data = "<body>"
)]
pub fn get_displayname_route(
data: State<Data>,
body: Ruma<get_display_name::Request>,
user_id_raw: String,
) -> MatrixResult<get_display_name::Response> {
let user_id = (*body).user_id.clone();
if !data.user_exists(&user_id) {
// Return 404 if we don't have a profile for this id
debug!("Profile was not found.");
return MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "Profile was not found.".to_owned(),
status_code: http::StatusCode::NOT_FOUND,
}));
}
if let Some(displayname) = data.displayname_get(&user_id) {
return MatrixResult(Ok(get_display_name::Response {
displayname: Some(displayname),
}));
}
// The user has no displayname
MatrixResult(Ok(get_display_name::Response { displayname: None }))
}
#[put("/_matrix/client/r0/profile/<_user_id>/avatar_url", data = "<body>")]
pub fn set_avatar_url_route(
data: State<Data>,
body: Ruma<set_avatar_url::Request>,
_user_id: String,
) -> MatrixResult<set_avatar_url::Response> {
let user_id = body.user_id.clone().expect("user is authenticated");
if !body.avatar_url.starts_with("mxc://") {
debug!("Request contains an invalid avatar_url.");
return MatrixResult(Err(Error {
kind: ErrorKind::InvalidParam,
message: "avatar_url has to start with mxc://.".to_owned(),
status_code: http::StatusCode::BAD_REQUEST,
}));
}
// TODO in the future when we can handle media uploads make sure that this url is our own server
// TODO also make sure this is valid mxc:// format (not only starting with it)
if body.avatar_url == "" {
data.avatar_url_remove(&user_id);
} else {
data.avatar_url_set(&user_id, body.avatar_url.clone());
// TODO send a new m.room.member join event with the updated avatar_url
// TODO send a new m.presence event with the updated avatar_url
}
MatrixResult(Ok(set_avatar_url::Response))
}
#[get("/_matrix/client/r0/profile/<user_id_raw>/avatar_url", data = "<body>")]
pub fn get_avatar_url_route(
data: State<Data>,
body: Ruma<get_avatar_url::Request>,
user_id_raw: String,
) -> MatrixResult<get_avatar_url::Response> {
let user_id = (*body).user_id.clone();
if !data.user_exists(&user_id) {
// Return 404 if we don't have a profile for this id
debug!("Profile was not found.");
return MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "Profile was not found.".to_owned(),
status_code: http::StatusCode::NOT_FOUND,
}));
}
if let Some(avatar_url) = data.avatar_url_get(&user_id) {
return MatrixResult(Ok(get_avatar_url::Response {
avatar_url: Some(avatar_url),
}));
}
// The user has no avatar
MatrixResult(Ok(get_avatar_url::Response { avatar_url: None }))
}
#[get("/_matrix/client/r0/profile/<user_id_raw>", data = "<body>")]
pub fn get_profile_route(
data: State<Data>,
body: Ruma<get_profile::Request>,
user_id_raw: String,
) -> MatrixResult<get_profile::Response> {
let user_id = (*body).user_id.clone();
let avatar_url = data.avatar_url_get(&user_id);
let displayname = data.displayname_get(&user_id);
if avatar_url.is_some() || displayname.is_some() {
return MatrixResult(Ok(get_profile::Response {
avatar_url,
displayname,
}));
}
// Return 404 if we don't have a profile for this id
debug!("Profile was not found.");
MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "Profile was not found.".to_owned(),
status_code: http::StatusCode::NOT_FOUND,
}))
}
#[put("/_matrix/client/r0/presence/<_user_id>/status", data = "<body>")]
pub fn set_presence_route(
body: Ruma<set_presence::Request>,
_user_id: String,
) -> MatrixResult<set_presence::Response> {
// TODO
MatrixResult(Ok(set_presence::Response))
}
#[post("/_matrix/client/r0/keys/query", data = "<body>")]
pub fn get_keys_route(body: Ruma<get_keys::Request>) -> MatrixResult<get_keys::Response> {
// TODO
MatrixResult(Ok(get_keys::Response {
failures: HashMap::new(),
device_keys: HashMap::new(),
}))
}
#[post("/_matrix/client/r0/keys/upload", data = "<body>")]
pub fn upload_keys_route(
data: State<Data>,
body: Ruma<upload_keys::Request>,
) -> MatrixResult<upload_keys::Response> {
MatrixResult(Ok(upload_keys::Response {
one_time_key_counts: HashMap::new(),
}))
}
#[post("/_matrix/client/r0/rooms/<_room_id>/read_markers", data = "<body>")]
pub fn set_read_marker_route(
data: State<Data>,
body: Ruma<set_read_marker::Request>,
_room_id: String,
) -> MatrixResult<set_read_marker::Response> {
MatrixResult(Ok(set_read_marker::Response))
}
#[post("/_matrix/client/r0/createRoom", data = "<body>")]
pub fn create_room_route(
data: State<Data>,
body: Ruma<create_room::Request>,
) -> MatrixResult<create_room::Response> {
// TODO: check if room is unique
let room_id = RoomId::new(data.hostname()).expect("host is valid");
let user_id = body.user_id.clone().expect("user is authenticated");
data.pdu_append(
room_id.clone(),
user_id.clone(),
EventType::RoomCreate,
json!({ "creator": user_id }),
None,
Some("".to_owned()),
);
if let Some(name) = &body.name {
data.pdu_append(
room_id.clone(),
user_id.clone(),
EventType::RoomName,
json!({ "name": name }),
None,
Some("".to_owned()),
);
}
if let Some(topic) = &body.topic {
data.pdu_append(
room_id.clone(),
user_id.clone(),
EventType::RoomTopic,
json!({ "topic": topic }),
None,
Some("".to_owned()),
);
}
data.room_join(&room_id, &user_id);
MatrixResult(Ok(create_room::Response { room_id }))
}
#[get("/_matrix/client/r0/directory/room/<room_alias>")]
pub fn get_alias_route(room_alias: String) -> MatrixResult<get_alias::Response> {
// TODO
let room_id = match &*room_alias {
"#room:localhost" => "!xclkjvdlfj:localhost",
_ => {
debug!("Room not found.");
return MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "Room not found.".to_owned(),
status_code: http::StatusCode::NOT_FOUND,
}));
}
}
.try_into()
.unwrap();
MatrixResult(Ok(get_alias::Response {
room_id,
servers: vec!["localhost".to_owned()],
}))
}
#[post("/_matrix/client/r0/rooms/<_room_id>/join", data = "<body>")]
pub fn join_room_by_id_route(
data: State<Data>,
body: Ruma<join_room_by_id::Request>,
_room_id: String,
) -> MatrixResult<join_room_by_id::Response> {
if data.room_join(
&body.room_id,
body.user_id.as_ref().expect("user is authenticated"),
) {
MatrixResult(Ok(join_room_by_id::Response {
room_id: body.room_id.clone(),
}))
} else {
MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "Room not found.".to_owned(),
status_code: http::StatusCode::NOT_FOUND,
}))
}
}
#[post("/_matrix/client/r0/join/<_room_id_or_alias>", data = "<body>")]
pub fn join_room_by_id_or_alias_route(
data: State<Data>,
body: Ruma<join_room_by_id_or_alias::Request>,
_room_id_or_alias: String,
) -> MatrixResult<join_room_by_id_or_alias::Response> {
let room_id = match &body.room_id_or_alias {
RoomIdOrAliasId::RoomAliasId(alias) => match alias.alias() {
"#room:localhost" => "!xclkjvdlfj:localhost".try_into().unwrap(),
_ => {
debug!("Room not found.");
return MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "Room not found.".to_owned(),
status_code: http::StatusCode::NOT_FOUND,
}));
}
},
RoomIdOrAliasId::RoomId(id) => id.clone(),
};
if data.room_join(
&room_id,
body.user_id.as_ref().expect("user is authenticated"),
) {
MatrixResult(Ok(join_room_by_id_or_alias::Response { room_id }))
} else {
MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "Room not found.".to_owned(),
status_code: http::StatusCode::NOT_FOUND,
}))
}
}
#[post("/_matrix/client/r0/publicRooms", data = "<body>")]
pub fn get_public_rooms_filtered_route(
data: State<Data>,
body: Ruma<get_public_rooms_filtered::Request>,
) -> MatrixResult<get_public_rooms_filtered::Response> {
let chunk = data
.rooms_all()
.into_iter()
.map(|room_id| directory::PublicRoomsChunk {
aliases: None,
canonical_alias: None,
name: None,
num_joined_members: data.room_users(&room_id).into(),
room_id,
topic: None,
world_readable: false,
guest_can_join: true,
avatar_url: None,
})
.collect::<Vec<_>>();
let total_room_count_estimate = (chunk.len() as u32).into();
MatrixResult(Ok(get_public_rooms_filtered::Response {
chunk,
prev_batch: None,
next_batch: None,
total_room_count_estimate: Some(total_room_count_estimate),
}))
}
#[get("/_matrix/client/r0/thirdparty/protocols", data = "<body>")]
pub fn get_protocols_route(
body: Ruma<get_protocols::Request>,
) -> MatrixResult<get_protocols::Response> {
MatrixResult(Ok(get_protocols::Response {
protocols: HashMap::new(),
}))
}
#[put(
"/_matrix/client/r0/rooms/<_room_id>/send/<_event_type>/<_txn_id>",
data = "<body>"
)]
pub fn create_message_event_route(
data: State<Data>,
_room_id: String,
_event_type: String,
_txn_id: String,
body: Ruma<create_message_event::Request>,
) -> MatrixResult<create_message_event::Response> {
let mut unsigned = serde_json::Map::new();
unsigned.insert("transaction_id".to_owned(), body.txn_id.clone().into());
let event_id = data.pdu_append(
body.room_id.clone(),
body.user_id.clone().expect("user is authenticated"),
body.event_type.clone(),
body.json_body.clone(),
Some(unsigned),
None,
);
MatrixResult(Ok(create_message_event::Response { event_id }))
}
#[put(
"/_matrix/client/r0/rooms/<_room_id>/state/<_event_type>/<_state_key>",
data = "<body>"
)]
pub fn create_state_event_for_key_route(
data: State<Data>,
_room_id: String,
_event_type: String,
_state_key: String,
body: Ruma<create_state_event_for_key::Request>,
) -> MatrixResult<create_state_event_for_key::Response> {
// Reponse of with/without key is the same
let event_id = data.pdu_append(
body.room_id.clone(),
body.user_id.clone().expect("user is authenticated"),
body.event_type.clone(),
body.json_body.clone(),
None,
Some(body.state_key.clone()),
);
MatrixResult(Ok(create_state_event_for_key::Response { event_id }))
}
#[put(
"/_matrix/client/r0/rooms/<_room_id>/state/<_event_type>",
data = "<body>"
)]
pub fn create_state_event_for_empty_key_route(
data: State<Data>,
_room_id: String,
_event_type: String,
body: Ruma<create_state_event_for_empty_key::Request>,
) -> MatrixResult<create_state_event_for_empty_key::Response> {
// Reponse of with/without key is the same
let event_id = data.pdu_append(
body.room_id.clone(),
body.user_id.clone().expect("user is authenticated"),
body.event_type.clone(),
body.json_body,
None,
Some("".to_owned()),
);
MatrixResult(Ok(create_state_event_for_empty_key::Response { event_id }))
}
#[get("/_matrix/client/r0/sync", data = "<body>")]
pub fn sync_route(
data: State<Data>,
body: Ruma<sync_events::Request>,
) -> MatrixResult<sync_events::Response> {
std::thread::sleep(Duration::from_millis(200));
let next_batch = data.last_pdu_index().to_string();
let mut joined_rooms = HashMap::new();
let joined_roomids = data.rooms_joined(body.user_id.as_ref().expect("user is authenticated"));
for room_id in joined_roomids {
let pdus = if let Some(since) = body.since.clone().and_then(|string| string.parse().ok()) {
data.pdus_since(&room_id, since)
} else {
data.pdus_all(&room_id)
};
let room_events = pdus.into_iter().map(|pdu| pdu.to_room_event()).collect();
joined_rooms.insert(
room_id.try_into().unwrap(),
sync_events::JoinedRoom {
account_data: sync_events::AccountData { events: Vec::new() },
summary: sync_events::RoomSummary {
heroes: Vec::new(),
joined_member_count: None,
invited_member_count: None,
},
unread_notifications: sync_events::UnreadNotificationsCount {
highlight_count: None,
notification_count: None,
},
timeline: sync_events::Timeline {
limited: Some(false),
prev_batch: Some("".to_owned()),
events: room_events,
},
state: sync_events::State { events: Vec::new() },
ephemeral: sync_events::Ephemeral { events: Vec::new() },
},
);
}
MatrixResult(Ok(sync_events::Response {
next_batch,
rooms: sync_events::Rooms {
leave: Default::default(),
join: joined_rooms,
invite: Default::default(),
},
presence: sync_events::Presence { events: Vec::new() },
device_lists: Default::default(),
device_one_time_keys_count: Default::default(),
to_device: sync_events::ToDevice { events: Vec::new() },
}))
}
#[options("/<_segments..>")]
pub fn options_route(_segments: PathBuf) -> MatrixResult<create_message_event::Response> {
MatrixResult(Err(Error {
kind: ErrorKind::NotFound,
message: "This is the options route.".to_owned(),
status_code: http::StatusCode::OK,
}))
}