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use crate::{database::DatabaseGuard, Database, Error, Result, Ruma, RumaResponse};
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use ruma::{
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api::client::{
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filter::{IncomingFilterDefinition, LazyLoadOptions},
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sync::sync_events,
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uiaa::UiaaResponse,
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},
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events::{
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room::member::{MembershipState, RoomMemberEventContent},
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EventType,
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},
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serde::Raw,
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DeviceId, RoomId, UserId,
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};
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use std::{
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collections::{hash_map::Entry, BTreeMap, HashMap, HashSet},
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sync::Arc,
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time::Duration,
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};
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use tokio::sync::watch::Sender;
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use tracing::error;
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/// # `GET /_matrix/client/r0/sync`
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///
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/// Synchronize the client's state with the latest state on the server.
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///
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/// - This endpoint takes a `since` parameter which should be the `next_batch` value from a
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/// previous request for incremental syncs.
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///
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/// Calling this endpoint without a `since` parameter returns:
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/// - Some of the most recent events of each timeline
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/// - Notification counts for each room
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/// - Joined and invited member counts, heroes
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/// - All state events
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///
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/// Calling this endpoint with a `since` parameter from a previous `next_batch` returns:
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/// For joined rooms:
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/// - Some of the most recent events of each timeline that happened after since
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/// - If user joined the room after since: All state events (unless lazy loading is activated) and
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/// all device list updates in that room
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/// - If the user was already in the room: A list of all events that are in the state now, but were
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/// not in the state at `since`
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/// - If the state we send contains a member event: Joined and invited member counts, heroes
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/// - Device list updates that happened after `since`
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/// - If there are events in the timeline we send or the user send updated his read mark: Notification counts
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/// - EDUs that are active now (read receipts, typing updates, presence)
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/// - TODO: Allow multiple sync streams to support Pantalaimon
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///
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/// For invited rooms:
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/// - If the user was invited after `since`: A subset of the state of the room at the point of the invite
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///
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/// For left rooms:
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/// - If the user left after `since`: prev_batch token, empty state (TODO: subset of the state at the point of the leave)
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///
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/// - Sync is handled in an async task, multiple requests from the same device with the same
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/// `since` will be cached
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pub async fn sync_events_route(
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db: DatabaseGuard,
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body: Ruma<sync_events::v3::Request<'_>>,
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) -> Result<sync_events::v3::Response, RumaResponse<UiaaResponse>> {
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let sender_user = body.sender_user.expect("user is authenticated");
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let sender_device = body.sender_device.expect("user is authenticated");
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let body = body.body;
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let arc_db = Arc::new(db);
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let mut rx = match arc_db
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.globals
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.sync_receivers
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.write()
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.unwrap()
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.entry((sender_user.clone(), sender_device.clone()))
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{
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Entry::Vacant(v) => {
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let (tx, rx) = tokio::sync::watch::channel(None);
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v.insert((body.since.clone(), rx.clone()));
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tokio::spawn(sync_helper_wrapper(
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Arc::clone(&arc_db),
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sender_user.clone(),
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sender_device.clone(),
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body,
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tx,
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));
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rx
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}
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Entry::Occupied(mut o) => {
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if o.get().0 != body.since {
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let (tx, rx) = tokio::sync::watch::channel(None);
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o.insert((body.since.clone(), rx.clone()));
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tokio::spawn(sync_helper_wrapper(
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Arc::clone(&arc_db),
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sender_user.clone(),
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sender_device.clone(),
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body,
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tx,
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));
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rx
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} else {
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o.get().1.clone()
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}
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}
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};
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let we_have_to_wait = rx.borrow().is_none();
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if we_have_to_wait {
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if let Err(e) = rx.changed().await {
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error!("Error waiting for sync: {}", e);
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}
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}
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let result = match rx
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.borrow()
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.as_ref()
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.expect("When sync channel changes it's always set to some")
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{
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Ok(response) => Ok(response.clone()),
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Err(error) => Err(error.to_response()),
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};
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result
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}
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async fn sync_helper_wrapper(
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db: Arc<DatabaseGuard>,
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sender_user: Box<UserId>,
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sender_device: Box<DeviceId>,
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body: sync_events::v3::IncomingRequest,
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tx: Sender<Option<Result<sync_events::v3::Response>>>,
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) {
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let since = body.since.clone();
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let r = sync_helper(
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Arc::clone(&db),
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sender_user.clone(),
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sender_device.clone(),
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body,
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)
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.await;
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if let Ok((_, caching_allowed)) = r {
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if !caching_allowed {
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match db
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.globals
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.sync_receivers
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.write()
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.unwrap()
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.entry((sender_user, sender_device))
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{
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Entry::Occupied(o) => {
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// Only remove if the device didn't start a different /sync already
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if o.get().0 == since {
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o.remove();
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}
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}
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Entry::Vacant(_) => {}
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}
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}
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}
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drop(db);
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let _ = tx.send(Some(r.map(|(r, _)| r)));
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}
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async fn sync_helper(
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db: Arc<DatabaseGuard>,
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sender_user: Box<UserId>,
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sender_device: Box<DeviceId>,
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body: sync_events::v3::IncomingRequest,
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// bool = caching allowed
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) -> Result<(sync_events::v3::Response, bool), Error> {
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use sync_events::v3::{
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DeviceLists, Ephemeral, GlobalAccountData, IncomingFilter, InviteState, InvitedRoom,
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JoinedRoom, LeftRoom, Presence, RoomAccountData, RoomSummary, Rooms, State, Timeline,
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ToDevice, UnreadNotificationsCount,
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};
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// TODO: match body.set_presence {
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db.rooms.edus.ping_presence(&sender_user)?;
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// Setup watchers, so if there's no response, we can wait for them
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let watcher = db.watch(&sender_user, &sender_device);
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let next_batch = db.globals.current_count()?;
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let next_batch_string = next_batch.to_string();
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// Load filter
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let filter = match body.filter {
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None => IncomingFilterDefinition::default(),
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Some(IncomingFilter::FilterDefinition(filter)) => filter,
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Some(IncomingFilter::FilterId(filter_id)) => db
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.users
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.get_filter(&sender_user, &filter_id)?
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.unwrap_or_default(),
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};
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let (lazy_load_enabled, lazy_load_send_redundant) = match filter.room.state.lazy_load_options {
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LazyLoadOptions::Enabled {
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include_redundant_members: redundant,
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} => (true, redundant),
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_ => (false, false),
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};
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let mut joined_rooms = BTreeMap::new();
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let since = body
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.since
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.clone()
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.and_then(|string| string.parse().ok())
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.unwrap_or(0);
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let mut presence_updates = HashMap::new();
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let mut left_encrypted_users = HashSet::new(); // Users that have left any encrypted rooms the sender was in
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let mut device_list_updates = HashSet::new();
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let mut device_list_left = HashSet::new();
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// Look for device list updates of this account
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device_list_updates.extend(
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db.users
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.keys_changed(&sender_user.to_string(), since, None)
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.filter_map(|r| r.ok()),
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);
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let all_joined_rooms = db.rooms.rooms_joined(&sender_user).collect::<Vec<_>>();
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for room_id in all_joined_rooms {
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let room_id = room_id?;
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// Get and drop the lock to wait for remaining operations to finish
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// This will make sure the we have all events until next_batch
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let mutex_insert = Arc::clone(
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db.globals
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.roomid_mutex_insert
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.write()
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.unwrap()
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.entry(room_id.clone())
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.or_default(),
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);
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let insert_lock = mutex_insert.lock().unwrap();
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drop(insert_lock);
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let timeline_pdus;
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let limited;
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if db.rooms.last_timeline_count(&sender_user, &room_id)? > since {
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let mut non_timeline_pdus = db
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.rooms
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.pdus_until(&sender_user, &room_id, u64::MAX)?
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.filter_map(|r| {
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// Filter out buggy events
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if r.is_err() {
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error!("Bad pdu in pdus_since: {:?}", r);
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}
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r.ok()
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})
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.take_while(|(pduid, _)| {
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db.rooms
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.pdu_count(pduid)
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.map_or(false, |count| count > since)
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});
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// Take the last 10 events for the timeline
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timeline_pdus = non_timeline_pdus
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.by_ref()
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.take(10)
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.collect::<Vec<_>>()
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.into_iter()
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.rev()
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.collect::<Vec<_>>();
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// They /sync response doesn't always return all messages, so we say the output is
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// limited unless there are events in non_timeline_pdus
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limited = non_timeline_pdus.next().is_some();
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} else {
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timeline_pdus = Vec::new();
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limited = false;
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}
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let send_notification_counts = !timeline_pdus.is_empty()
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|| db
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.rooms
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.edus
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.last_privateread_update(&sender_user, &room_id)?
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> since;
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let mut timeline_users = HashSet::new();
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for (_, event) in &timeline_pdus {
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timeline_users.insert(event.sender.as_str().to_owned());
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}
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db.rooms
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.lazy_load_confirm_delivery(&sender_user, &sender_device, &room_id, since)?;
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// Database queries:
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let current_shortstatehash = db
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.rooms
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.current_shortstatehash(&room_id)?
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.expect("All rooms have state");
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let since_shortstatehash = db.rooms.get_token_shortstatehash(&room_id, since)?;
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// Calculates joined_member_count, invited_member_count and heroes
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let calculate_counts = || {
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let joined_member_count = db.rooms.room_joined_count(&room_id)?.unwrap_or(0);
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let invited_member_count = db.rooms.room_invited_count(&room_id)?.unwrap_or(0);
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// Recalculate heroes (first 5 members)
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let mut heroes = Vec::new();
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if joined_member_count + invited_member_count <= 5 {
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|
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// Go through all PDUs and for each member event, check if the user is still joined or
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|
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// invited until we have 5 or we reach the end
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for hero in db
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|
.rooms
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.all_pdus(&sender_user, &room_id)?
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.filter_map(|pdu| pdu.ok()) // Ignore all broken pdus
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.filter(|(_, pdu)| pdu.kind == EventType::RoomMember)
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.map(|(_, pdu)| {
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|
|
let content: RoomMemberEventContent =
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|
|
serde_json::from_str(pdu.content.get()).map_err(|_| {
|
|
|
|
Error::bad_database("Invalid member event in database.")
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|
|
})?;
|
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|
|
|
|
|
|
if let Some(state_key) = &pdu.state_key {
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|
|
let user_id = UserId::parse(state_key.clone()).map_err(|_| {
|
|
|
|
Error::bad_database("Invalid UserId in member PDU.")
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|
|
|
})?;
|
|
|
|
|
|
|
|
// The membership was and still is invite or join
|
|
|
|
if matches!(
|
|
|
|
content.membership,
|
|
|
|
MembershipState::Join | MembershipState::Invite
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|
|
|
) && (db.rooms.is_joined(&user_id, &room_id)?
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|
|
|| db.rooms.is_invited(&user_id, &room_id)?)
|
|
|
|
{
|
|
|
|
Ok::<_, Error>(Some(state_key.clone()))
|
|
|
|
} else {
|
|
|
|
Ok(None)
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
Ok(None)
|
|
|
|
}
|
|
|
|
})
|
|
|
|
// Filter out buggy users
|
|
|
|
.filter_map(|u| u.ok())
|
|
|
|
// Filter for possible heroes
|
|
|
|
.flatten()
|
|
|
|
{
|
|
|
|
if heroes.contains(&hero) || hero == sender_user.as_str() {
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|
|
continue;
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|
|
|
}
|
|
|
|
|
|
|
|
heroes.push(hero);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
Ok::<_, Error>((
|
|
|
|
Some(joined_member_count),
|
|
|
|
Some(invited_member_count),
|
|
|
|
heroes,
|
|
|
|
))
|
|
|
|
};
|
|
|
|
|
|
|
|
let (
|
|
|
|
heroes,
|
|
|
|
joined_member_count,
|
|
|
|
invited_member_count,
|
|
|
|
joined_since_last_sync,
|
|
|
|
state_events,
|
|
|
|
) = if since_shortstatehash.is_none() {
|
|
|
|
// Probably since = 0, we will do an initial sync
|
|
|
|
|
|
|
|
let (joined_member_count, invited_member_count, heroes) = calculate_counts()?;
|
|
|
|
|
|
|
|
let current_state_ids = db.rooms.state_full_ids(current_shortstatehash)?;
|
|
|
|
|
|
|
|
let mut state_events = Vec::new();
|
|
|
|
let mut lazy_loaded = HashSet::new();
|
|
|
|
|
|
|
|
for (shortstatekey, id) in current_state_ids {
|
|
|
|
let (event_type, state_key) = db.rooms.get_statekey_from_short(shortstatekey)?;
|
|
|
|
|
|
|
|
if event_type != EventType::RoomMember {
|
|
|
|
let pdu = match db.rooms.get_pdu(&id)? {
|
|
|
|
Some(pdu) => pdu,
|
|
|
|
None => {
|
|
|
|
error!("Pdu in state not found: {}", id);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
state_events.push(pdu);
|
|
|
|
} else if !lazy_load_enabled
|
|
|
|
|| body.full_state
|
|
|
|
|| timeline_users.contains(&state_key)
|
|
|
|
{
|
|
|
|
let pdu = match db.rooms.get_pdu(&id)? {
|
|
|
|
Some(pdu) => pdu,
|
|
|
|
None => {
|
|
|
|
error!("Pdu in state not found: {}", id);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
// This check is in case a bad user ID made it into the database
|
|
|
|
if let Ok(uid) = UserId::parse(state_key.as_ref()) {
|
|
|
|
lazy_loaded.insert(uid);
|
|
|
|
}
|
|
|
|
state_events.push(pdu);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Reset lazy loading because this is an initial sync
|
|
|
|
db.rooms
|
|
|
|
.lazy_load_reset(&sender_user, &sender_device, &room_id)?;
|
|
|
|
|
|
|
|
// The state_events above should contain all timeline_users, let's mark them as lazy
|
|
|
|
// loaded.
|
|
|
|
db.rooms.lazy_load_mark_sent(
|
|
|
|
&sender_user,
|
|
|
|
&sender_device,
|
|
|
|
&room_id,
|
|
|
|
lazy_loaded,
|
|
|
|
next_batch,
|
|
|
|
);
|
|
|
|
|
|
|
|
(
|
|
|
|
heroes,
|
|
|
|
joined_member_count,
|
|
|
|
invited_member_count,
|
|
|
|
true,
|
|
|
|
state_events,
|
|
|
|
)
|
|
|
|
} else if timeline_pdus.is_empty() && since_shortstatehash == Some(current_shortstatehash) {
|
|
|
|
// No state changes
|
|
|
|
(Vec::new(), None, None, false, Vec::new())
|
|
|
|
} else {
|
|
|
|
// Incremental /sync
|
|
|
|
let since_shortstatehash = since_shortstatehash.unwrap();
|
|
|
|
|
|
|
|
let since_sender_member: Option<RoomMemberEventContent> = db
|
|
|
|
.rooms
|
|
|
|
.state_get(
|
|
|
|
since_shortstatehash,
|
|
|
|
&EventType::RoomMember,
|
|
|
|
sender_user.as_str(),
|
|
|
|
)?
|
|
|
|
.and_then(|pdu| {
|
|
|
|
serde_json::from_str(pdu.content.get())
|
|
|
|
.map_err(|_| Error::bad_database("Invalid PDU in database."))
|
|
|
|
.ok()
|
|
|
|
});
|
|
|
|
|
|
|
|
let joined_since_last_sync = since_sender_member
|
|
|
|
.map_or(true, |member| member.membership != MembershipState::Join);
|
|
|
|
|
|
|
|
let mut state_events = Vec::new();
|
|
|
|
let mut lazy_loaded = HashSet::new();
|
|
|
|
|
|
|
|
if since_shortstatehash != current_shortstatehash {
|
|
|
|
let current_state_ids = db.rooms.state_full_ids(current_shortstatehash)?;
|
|
|
|
let since_state_ids = db.rooms.state_full_ids(since_shortstatehash)?;
|
|
|
|
|
|
|
|
for (key, id) in current_state_ids {
|
|
|
|
if body.full_state || since_state_ids.get(&key) != Some(&id) {
|
|
|
|
let pdu = match db.rooms.get_pdu(&id)? {
|
|
|
|
Some(pdu) => pdu,
|
|
|
|
None => {
|
|
|
|
error!("Pdu in state not found: {}", id);
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
if pdu.kind == EventType::RoomMember {
|
|
|
|
match UserId::parse(
|
|
|
|
pdu.state_key
|
|
|
|
.as_ref()
|
|
|
|
.expect("State event has state key")
|
|
|
|
.clone(),
|
|
|
|
) {
|
|
|
|
Ok(state_key_userid) => {
|
|
|
|
lazy_loaded.insert(state_key_userid);
|
|
|
|
}
|
|
|
|
Err(e) => error!("Invalid state key for member event: {}", e),
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
state_events.push(pdu);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
for (_, event) in &timeline_pdus {
|
|
|
|
if lazy_loaded.contains(&event.sender) {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
if !db.rooms.lazy_load_was_sent_before(
|
|
|
|
&sender_user,
|
|
|
|
&sender_device,
|
|
|
|
&room_id,
|
|
|
|
&event.sender,
|
|
|
|
)? || lazy_load_send_redundant
|
|
|
|
{
|
|
|
|
if let Some(member_event) = db.rooms.room_state_get(
|
|
|
|
&room_id,
|
|
|
|
&EventType::RoomMember,
|
|
|
|
event.sender.as_str(),
|
|
|
|
)? {
|
|
|
|
lazy_loaded.insert(event.sender.clone());
|
|
|
|
state_events.push(member_event);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
db.rooms.lazy_load_mark_sent(
|
|
|
|
&sender_user,
|
|
|
|
&sender_device,
|
|
|
|
&room_id,
|
|
|
|
lazy_loaded,
|
|
|
|
next_batch,
|
|
|
|
);
|
|
|
|
|
|
|
|
let encrypted_room = db
|
|
|
|
.rooms
|
|
|
|
.state_get(current_shortstatehash, &EventType::RoomEncryption, "")?
|
|
|
|
.is_some();
|
|
|
|
|
|
|
|
let since_encryption =
|
|
|
|
db.rooms
|
|
|
|
.state_get(since_shortstatehash, &EventType::RoomEncryption, "")?;
|
|
|
|
|
|
|
|
// Calculations:
|
|
|
|
let new_encrypted_room = encrypted_room && since_encryption.is_none();
|
|
|
|
|
|
|
|
let send_member_count = state_events
|
|
|
|
.iter()
|
|
|
|
.any(|event| event.kind == EventType::RoomMember);
|
|
|
|
|
|
|
|
if encrypted_room {
|
|
|
|
for state_event in &state_events {
|
|
|
|
if state_event.kind != EventType::RoomMember {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
if let Some(state_key) = &state_event.state_key {
|
|
|
|
let user_id = UserId::parse(state_key.clone())
|
|
|
|
.map_err(|_| Error::bad_database("Invalid UserId in member PDU."))?;
|
|
|
|
|
|
|
|
if user_id == sender_user {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
let new_membership = serde_json::from_str::<RoomMemberEventContent>(
|
|
|
|
state_event.content.get(),
|
|
|
|
)
|
|
|
|
.map_err(|_| Error::bad_database("Invalid PDU in database."))?
|
|
|
|
.membership;
|
|
|
|
|
|
|
|
match new_membership {
|
|
|
|
MembershipState::Join => {
|
|
|
|
// A new user joined an encrypted room
|
|
|
|
if !share_encrypted_room(&db, &sender_user, &user_id, &room_id)? {
|
|
|
|
device_list_updates.insert(user_id);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
MembershipState::Leave => {
|
|
|
|
// Write down users that have left encrypted rooms we are in
|
|
|
|
left_encrypted_users.insert(user_id);
|
|
|
|
}
|
|
|
|
_ => {}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if joined_since_last_sync && encrypted_room || new_encrypted_room {
|
|
|
|
// If the user is in a new encrypted room, give them all joined users
|
|
|
|
device_list_updates.extend(
|
|
|
|
db.rooms
|
|
|
|
.room_members(&room_id)
|
|
|
|
.flatten()
|
|
|
|
.filter(|user_id| {
|
|
|
|
// Don't send key updates from the sender to the sender
|
|
|
|
&sender_user != user_id
|
|
|
|
})
|
|
|
|
.filter(|user_id| {
|
|
|
|
// Only send keys if the sender doesn't share an encrypted room with the target already
|
|
|
|
!share_encrypted_room(&db, &sender_user, user_id, &room_id)
|
|
|
|
.unwrap_or(false)
|
|
|
|
}),
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
let (joined_member_count, invited_member_count, heroes) = if send_member_count {
|
|
|
|
calculate_counts()?
|
|
|
|
} else {
|
|
|
|
(None, None, Vec::new())
|
|
|
|
};
|
|
|
|
|
|
|
|
(
|
|
|
|
heroes,
|
|
|
|
joined_member_count,
|
|
|
|
invited_member_count,
|
|
|
|
joined_since_last_sync,
|
|
|
|
state_events,
|
|
|
|
)
|
|
|
|
};
|
|
|
|
|
|
|
|
// Look for device list updates in this room
|
|
|
|
device_list_updates.extend(
|
|
|
|
db.users
|
|
|
|
.keys_changed(&room_id.to_string(), since, None)
|
|
|
|
.filter_map(|r| r.ok()),
|
|
|
|
);
|
|
|
|
|
|
|
|
let notification_count = if send_notification_counts {
|
|
|
|
Some(
|
|
|
|
db.rooms
|
|
|
|
.notification_count(&sender_user, &room_id)?
|
|
|
|
.try_into()
|
|
|
|
.expect("notification count can't go that high"),
|
|
|
|
)
|
|
|
|
} else {
|
|
|
|
None
|
|
|
|
};
|
|
|
|
|
|
|
|
let highlight_count = if send_notification_counts {
|
|
|
|
Some(
|
|
|
|
db.rooms
|
|
|
|
.highlight_count(&sender_user, &room_id)?
|
|
|
|
.try_into()
|
|
|
|
.expect("highlight count can't go that high"),
|
|
|
|
)
|
|
|
|
} else {
|
|
|
|
None
|
|
|
|
};
|
|
|
|
|
|
|
|
let prev_batch = timeline_pdus
|
|
|
|
.first()
|
|
|
|
.map_or(Ok::<_, Error>(None), |(pdu_id, _)| {
|
|
|
|
Ok(Some(db.rooms.pdu_count(pdu_id)?.to_string()))
|
|
|
|
})?;
|
|
|
|
|
|
|
|
let room_events: Vec<_> = timeline_pdus
|
|
|
|
.iter()
|
|
|
|
.map(|(_, pdu)| pdu.to_sync_room_event())
|
|
|
|
.collect();
|
|
|
|
|
|
|
|
let mut edus: Vec<_> = db
|
|
|
|
.rooms
|
|
|
|
.edus
|
|
|
|
.readreceipts_since(&room_id, since)
|
|
|
|
.filter_map(|r| r.ok()) // Filter out buggy events
|
|
|
|
.map(|(_, _, v)| v)
|
|
|
|
.collect();
|
|
|
|
|
|
|
|
if db.rooms.edus.last_typing_update(&room_id, &db.globals)? > since {
|
|
|
|
edus.push(
|
|
|
|
serde_json::from_str(
|
|
|
|
&serde_json::to_string(&db.rooms.edus.typings_all(&room_id)?)
|
|
|
|
.expect("event is valid, we just created it"),
|
|
|
|
)
|
|
|
|
.expect("event is valid, we just created it"),
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
// Save the state after this sync so we can send the correct state diff next sync
|
|
|
|
db.rooms
|
|
|
|
.associate_token_shortstatehash(&room_id, next_batch, current_shortstatehash)?;
|
|
|
|
|
|
|
|
let joined_room = JoinedRoom {
|
|
|
|
account_data: RoomAccountData {
|
|
|
|
events: db
|
|
|
|
.account_data
|
|
|
|
.changes_since(Some(&room_id), &sender_user, since)?
|
|
|
|
.into_iter()
|
|
|
|
.filter_map(|(_, v)| {
|
|
|
|
serde_json::from_str(v.json().get())
|
|
|
|
.map_err(|_| Error::bad_database("Invalid account event in database."))
|
|
|
|
.ok()
|
|
|
|
})
|
|
|
|
.collect(),
|
|
|
|
},
|
|
|
|
summary: RoomSummary {
|
|
|
|
heroes,
|
|
|
|
joined_member_count: joined_member_count.map(|n| (n as u32).into()),
|
|
|
|
invited_member_count: invited_member_count.map(|n| (n as u32).into()),
|
|
|
|
},
|
|
|
|
unread_notifications: UnreadNotificationsCount {
|
|
|
|
highlight_count,
|
|
|
|
notification_count,
|
|
|
|
},
|
|
|
|
timeline: Timeline {
|
|
|
|
limited: limited || joined_since_last_sync,
|
|
|
|
prev_batch,
|
|
|
|
events: room_events,
|
|
|
|
},
|
|
|
|
state: State {
|
|
|
|
events: state_events
|
|
|
|
.iter()
|
|
|
|
.map(|pdu| pdu.to_sync_state_event())
|
|
|
|
.collect(),
|
|
|
|
},
|
|
|
|
ephemeral: Ephemeral { events: edus },
|
|
|
|
};
|
|
|
|
|
|
|
|
if !joined_room.is_empty() {
|
|
|
|
joined_rooms.insert(room_id.clone(), joined_room);
|
|
|
|
}
|
|
|
|
|
|
|
|
// Take presence updates from this room
|
|
|
|
for (user_id, presence) in
|
|
|
|
db.rooms
|
|
|
|
.edus
|
|
|
|
.presence_since(&room_id, since, &db.rooms, &db.globals)?
|
|
|
|
{
|
|
|
|
match presence_updates.entry(user_id) {
|
|
|
|
Entry::Vacant(v) => {
|
|
|
|
v.insert(presence);
|
|
|
|
}
|
|
|
|
Entry::Occupied(mut o) => {
|
|
|
|
let p = o.get_mut();
|
|
|
|
|
|
|
|
// Update existing presence event with more info
|
|
|
|
p.content.presence = presence.content.presence;
|
|
|
|
if let Some(status_msg) = presence.content.status_msg {
|
|
|
|
p.content.status_msg = Some(status_msg);
|
|
|
|
}
|
|
|
|
if let Some(last_active_ago) = presence.content.last_active_ago {
|
|
|
|
p.content.last_active_ago = Some(last_active_ago);
|
|
|
|
}
|
|
|
|
if let Some(displayname) = presence.content.displayname {
|
|
|
|
p.content.displayname = Some(displayname);
|
|
|
|
}
|
|
|
|
if let Some(avatar_url) = presence.content.avatar_url {
|
|
|
|
p.content.avatar_url = Some(avatar_url);
|
|
|
|
}
|
|
|
|
if let Some(currently_active) = presence.content.currently_active {
|
|
|
|
p.content.currently_active = Some(currently_active);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut left_rooms = BTreeMap::new();
|
|
|
|
let all_left_rooms: Vec<_> = db.rooms.rooms_left(&sender_user).collect();
|
|
|
|
for result in all_left_rooms {
|
|
|
|
let (room_id, left_state_events) = result?;
|
|
|
|
|
|
|
|
// Get and drop the lock to wait for remaining operations to finish
|
|
|
|
let mutex_insert = Arc::clone(
|
|
|
|
db.globals
|
|
|
|
.roomid_mutex_insert
|
|
|
|
.write()
|
|
|
|
.unwrap()
|
|
|
|
.entry(room_id.clone())
|
|
|
|
.or_default(),
|
|
|
|
);
|
|
|
|
let insert_lock = mutex_insert.lock().unwrap();
|
|
|
|
drop(insert_lock);
|
|
|
|
|
|
|
|
let left_count = db.rooms.get_left_count(&room_id, &sender_user)?;
|
|
|
|
|
|
|
|
// Left before last sync
|
|
|
|
if Some(since) >= left_count {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
left_rooms.insert(
|
|
|
|
room_id.clone(),
|
|
|
|
LeftRoom {
|
|
|
|
account_data: RoomAccountData { events: Vec::new() },
|
|
|
|
timeline: Timeline {
|
|
|
|
limited: false,
|
|
|
|
prev_batch: Some(next_batch_string.clone()),
|
|
|
|
events: Vec::new(),
|
|
|
|
},
|
|
|
|
state: State {
|
|
|
|
events: left_state_events,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
let mut invited_rooms = BTreeMap::new();
|
|
|
|
let all_invited_rooms: Vec<_> = db.rooms.rooms_invited(&sender_user).collect();
|
|
|
|
for result in all_invited_rooms {
|
|
|
|
let (room_id, invite_state_events) = result?;
|
|
|
|
|
|
|
|
// Get and drop the lock to wait for remaining operations to finish
|
|
|
|
let mutex_insert = Arc::clone(
|
|
|
|
db.globals
|
|
|
|
.roomid_mutex_insert
|
|
|
|
.write()
|
|
|
|
.unwrap()
|
|
|
|
.entry(room_id.clone())
|
|
|
|
.or_default(),
|
|
|
|
);
|
|
|
|
let insert_lock = mutex_insert.lock().unwrap();
|
|
|
|
drop(insert_lock);
|
|
|
|
|
|
|
|
let invite_count = db.rooms.get_invite_count(&room_id, &sender_user)?;
|
|
|
|
|
|
|
|
// Invited before last sync
|
|
|
|
if Some(since) >= invite_count {
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
invited_rooms.insert(
|
|
|
|
room_id.clone(),
|
|
|
|
InvitedRoom {
|
|
|
|
invite_state: InviteState {
|
|
|
|
events: invite_state_events,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
);
|
|
|
|
}
|
|
|
|
|
|
|
|
for user_id in left_encrypted_users {
|
|
|
|
let still_share_encrypted_room = db
|
|
|
|
.rooms
|
|
|
|
.get_shared_rooms(vec![sender_user.clone(), user_id.clone()])?
|
|
|
|
.filter_map(|r| r.ok())
|
|
|
|
.filter_map(|other_room_id| {
|
|
|
|
Some(
|
|
|
|
db.rooms
|
|
|
|
.room_state_get(&other_room_id, &EventType::RoomEncryption, "")
|
|
|
|
.ok()?
|
|
|
|
.is_some(),
|
|
|
|
)
|
|
|
|
})
|
|
|
|
.all(|encrypted| !encrypted);
|
|
|
|
// If the user doesn't share an encrypted room with the target anymore, we need to tell
|
|
|
|
// them
|
|
|
|
if still_share_encrypted_room {
|
|
|
|
device_list_left.insert(user_id);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
// Remove all to-device events the device received *last time*
|
|
|
|
db.users
|
|
|
|
.remove_to_device_events(&sender_user, &sender_device, since)?;
|
|
|
|
|
|
|
|
let response = sync_events::v3::Response {
|
|
|
|
next_batch: next_batch_string,
|
|
|
|
rooms: Rooms {
|
|
|
|
leave: left_rooms,
|
|
|
|
join: joined_rooms,
|
|
|
|
invite: invited_rooms,
|
|
|
|
knock: BTreeMap::new(), // TODO
|
|
|
|
},
|
|
|
|
presence: Presence {
|
|
|
|
events: presence_updates
|
|
|
|
.into_iter()
|
|
|
|
.map(|(_, v)| Raw::new(&v).expect("PresenceEvent always serializes successfully"))
|
|
|
|
.collect(),
|
|
|
|
},
|
|
|
|
account_data: GlobalAccountData {
|
|
|
|
events: db
|
|
|
|
.account_data
|
|
|
|
.changes_since(None, &sender_user, since)?
|
|
|
|
.into_iter()
|
|
|
|
.filter_map(|(_, v)| {
|
|
|
|
serde_json::from_str(v.json().get())
|
|
|
|
.map_err(|_| Error::bad_database("Invalid account event in database."))
|
|
|
|
.ok()
|
|
|
|
})
|
|
|
|
.collect(),
|
|
|
|
},
|
|
|
|
device_lists: DeviceLists {
|
|
|
|
changed: device_list_updates.into_iter().collect(),
|
|
|
|
left: device_list_left.into_iter().collect(),
|
|
|
|
},
|
|
|
|
device_one_time_keys_count: db.users.count_one_time_keys(&sender_user, &sender_device)?,
|
|
|
|
to_device: ToDevice {
|
|
|
|
events: db
|
|
|
|
.users
|
|
|
|
.get_to_device_events(&sender_user, &sender_device)?,
|
|
|
|
},
|
|
|
|
// Fallback keys are not yet supported
|
|
|
|
device_unused_fallback_key_types: None,
|
|
|
|
};
|
|
|
|
|
|
|
|
// TODO: Retry the endpoint instead of returning (waiting for #118)
|
|
|
|
if !body.full_state
|
|
|
|
&& response.rooms.is_empty()
|
|
|
|
&& response.presence.is_empty()
|
|
|
|
&& response.account_data.is_empty()
|
|
|
|
&& response.device_lists.is_empty()
|
|
|
|
&& response.to_device.is_empty()
|
|
|
|
{
|
|
|
|
// Hang a few seconds so requests are not spammed
|
|
|
|
// Stop hanging if new info arrives
|
|
|
|
let mut duration = body.timeout.unwrap_or_default();
|
|
|
|
if duration.as_secs() > 30 {
|
|
|
|
duration = Duration::from_secs(30);
|
|
|
|
}
|
|
|
|
let _ = tokio::time::timeout(duration, watcher).await;
|
|
|
|
Ok((response, false))
|
|
|
|
} else {
|
|
|
|
Ok((response, since != next_batch)) // Only cache if we made progress
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
#[tracing::instrument(skip(db))]
|
|
|
|
fn share_encrypted_room(
|
|
|
|
db: &Database,
|
|
|
|
sender_user: &UserId,
|
|
|
|
user_id: &UserId,
|
|
|
|
ignore_room: &RoomId,
|
|
|
|
) -> Result<bool> {
|
|
|
|
Ok(db
|
|
|
|
.rooms
|
|
|
|
.get_shared_rooms(vec![sender_user.to_owned(), user_id.to_owned()])?
|
|
|
|
.filter_map(|r| r.ok())
|
|
|
|
.filter(|room_id| room_id != ignore_room)
|
|
|
|
.filter_map(|other_room_id| {
|
|
|
|
Some(
|
|
|
|
db.rooms
|
|
|
|
.room_state_get(&other_room_id, &EventType::RoomEncryption, "")
|
|
|
|
.ok()?
|
|
|
|
.is_some(),
|
|
|
|
)
|
|
|
|
})
|
|
|
|
.any(|encrypted| encrypted))
|
|
|
|
}
|