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// Copyright 2024 The Matrix.org Foundation C.I.C.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//! High-level room API
use std::{
borrow::Borrow,
collections::{BTreeMap, HashMap},
ops::Deref,
sync::Arc,
time::Duration,
};
#[cfg(all(feature = "e2e-encryption", not(target_arch = "wasm32")))]
use async_trait::async_trait;
use eyeball::SharedObservable;
use futures_core::Stream;
use futures_util::{
future::{try_join, try_join_all},
stream::FuturesUnordered,
};
use http::StatusCode;
#[cfg(all(feature = "e2e-encryption", not(target_arch = "wasm32")))]
pub use identity_status_changes::IdentityStatusChanges;
#[cfg(feature = "e2e-encryption")]
use matrix_sdk_base::crypto::{DecryptionSettings, RoomEventDecryptionResult};
#[cfg(all(feature = "e2e-encryption", not(target_arch = "wasm32")))]
use matrix_sdk_base::crypto::{IdentityStatusChange, RoomIdentityProvider, UserIdentity};
use matrix_sdk_base::{
deserialized_responses::{
RawAnySyncOrStrippedState, RawSyncOrStrippedState, SyncOrStrippedState, TimelineEvent,
},
media::MediaThumbnailSettings,
store::StateStoreExt,
ComposerDraft, RoomInfoNotableUpdateReasons, RoomMemberships, StateChanges, StateStoreDataKey,
StateStoreDataValue,
};
use matrix_sdk_common::{deserialized_responses::SyncTimelineEvent, timeout::timeout};
use mime::Mime;
#[cfg(feature = "e2e-encryption")]
use ruma::events::{
room::encrypted::OriginalSyncRoomEncryptedEvent, AnySyncMessageLikeEvent, AnySyncTimelineEvent,
SyncMessageLikeEvent,
};
use ruma::{
api::client::{
config::{set_global_account_data, set_room_account_data},
context,
error::ErrorKind,
filter::LazyLoadOptions,
membership::{
ban_user, forget_room, get_member_events,
invite_user::{self, v3::InvitationRecipient},
kick_user, leave_room, unban_user, Invite3pid,
},
message::send_message_event,
read_marker::set_read_marker,
receipt::create_receipt,
redact::redact_event,
room::{get_room_event, report_content},
state::{get_state_events_for_key, send_state_event},
tag::{create_tag, delete_tag},
typing::create_typing_event::{self, v3::Typing},
},
assign,
events::{
beacon::BeaconEventContent,
beacon_info::BeaconInfoEventContent,
call::notify::{ApplicationType, CallNotifyEventContent, NotifyType},
direct::DirectEventContent,
marked_unread::{MarkedUnreadEventContent, UnstableMarkedUnreadEventContent},
receipt::{Receipt, ReceiptThread, ReceiptType},
room::{
avatar::{self, RoomAvatarEventContent},
encryption::RoomEncryptionEventContent,
history_visibility::HistoryVisibility,
message::{
AudioInfo, AudioMessageEventContent, FileInfo, FileMessageEventContent,
FormattedBody, ImageMessageEventContent, MessageType, RoomMessageEventContent,
UnstableAudioDetailsContentBlock, UnstableVoiceContentBlock, VideoInfo,
VideoMessageEventContent,
},
name::RoomNameEventContent,
pinned_events::RoomPinnedEventsEventContent,
power_levels::{RoomPowerLevels, RoomPowerLevelsEventContent},
server_acl::RoomServerAclEventContent,
topic::RoomTopicEventContent,
ImageInfo, MediaSource, ThumbnailInfo,
},
space::{child::SpaceChildEventContent, parent::SpaceParentEventContent},
tag::{TagInfo, TagName},
typing::SyncTypingEvent,
AnyRoomAccountDataEvent, AnyRoomAccountDataEventContent, AnyTimelineEvent, EmptyStateKey,
Mentions, MessageLikeEventContent, MessageLikeEventType, OriginalSyncStateEvent,
RedactContent, RedactedStateEventContent, RoomAccountDataEvent,
RoomAccountDataEventContent, RoomAccountDataEventType, StateEventContent, StateEventType,
StaticEventContent, StaticStateEventContent, SyncStateEvent,
},
push::{Action, PushConditionRoomCtx},
serde::Raw,
time::Instant,
EventId, Int, MatrixToUri, MatrixUri, MxcUri, OwnedEventId, OwnedRoomId, OwnedServerName,
OwnedTransactionId, OwnedUserId, RoomId, TransactionId, UInt, UserId,
};
use serde::de::DeserializeOwned;
use thiserror::Error;
use tokio::sync::broadcast;
use tracing::{debug, info, instrument, warn};
use self::futures::{SendAttachment, SendMessageLikeEvent, SendRawMessageLikeEvent};
pub use self::{
member::{RoomMember, RoomMemberRole},
messages::{EventWithContextResponse, Messages, MessagesOptions},
};
#[cfg(doc)]
use crate::event_cache::EventCache;
use crate::{
attachment::{AttachmentConfig, AttachmentInfo},
client::WeakClient,
config::RequestConfig,
error::{BeaconError, WrongRoomState},
event_cache::{self, EventCacheDropHandles, RoomEventCache},
event_handler::{EventHandler, EventHandlerDropGuard, EventHandlerHandle, SyncEvent},
media::{MediaFormat, MediaRequestParameters},
notification_settings::{IsEncrypted, IsOneToOne, RoomNotificationMode},
room::power_levels::{RoomPowerLevelChanges, RoomPowerLevelsExt},
sync::RoomUpdate,
utils::{IntoRawMessageLikeEventContent, IntoRawStateEventContent},
BaseRoom, Client, Error, HttpResult, Result, RoomState, TransmissionProgress,
};
pub mod edit;
pub mod futures;
pub mod identity_status_changes;
mod member;
mod messages;
pub mod power_levels;
/// A struct containing methods that are common for Joined, Invited and Left
/// Rooms
#[derive(Debug, Clone)]
pub struct Room {
inner: BaseRoom,
pub(crate) client: Client,
}
impl Deref for Room {
type Target = BaseRoom;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
const TYPING_NOTICE_TIMEOUT: Duration = Duration::from_secs(4);
const TYPING_NOTICE_RESEND_TIMEOUT: Duration = Duration::from_secs(3);
impl Room {
/// Create a new `Room`
///
/// # Arguments
/// * `client` - The client used to make requests.
///
/// * `room` - The underlying room.
pub(crate) fn new(client: Client, room: BaseRoom) -> Self {
Self { inner: room, client }
}
/// Leave this room.
///
/// Only invited and joined rooms can be left.
#[doc(alias = "reject_invitation")]
pub async fn leave(&self) -> Result<()> {
let state = self.state();
if state == RoomState::Left {
return Err(Error::WrongRoomState(WrongRoomState::new("Joined or Invited", state)));
}
let request = leave_room::v3::Request::new(self.inner.room_id().to_owned());
self.client.send(request, None).await?;
self.client.base_client().room_left(self.room_id()).await?;
Ok(())
}
/// Join this room.
///
/// Only invited and left rooms can be joined via this method.
#[doc(alias = "accept_invitation")]
pub async fn join(&self) -> Result<()> {
let state = self.state();
if state == RoomState::Joined {
return Err(Error::WrongRoomState(WrongRoomState::new("Invited or Left", state)));
}
let prev_room_state = self.inner.state();
let mark_as_direct = prev_room_state == RoomState::Invited
&& self.inner.is_direct().await.unwrap_or_else(|e| {
warn!(room_id = ?self.room_id(), "is_direct() failed: {e}");
false
});
self.client.join_room_by_id(self.room_id()).await?;
if mark_as_direct {
self.set_is_direct(true).await?;
}
Ok(())
}
/// Get the inner client saved in this room instance.
///
/// Returns the client this room is part of.
pub fn client(&self) -> Client {
self.client.clone()
}
/// Get the sync state of this room, i.e. whether it was fully synced with
/// the server.
pub fn is_synced(&self) -> bool {
self.inner.is_state_fully_synced()
}
/// Gets the avatar of this room, if set.
///
/// Returns the avatar.
/// If a thumbnail is requested no guarantee on the size of the image is
/// given.
///
/// # Arguments
///
/// * `format` - The desired format of the avatar.
///
/// # Examples
///
/// ```no_run
/// # use matrix_sdk::Client;
/// # use matrix_sdk::ruma::room_id;
/// # use matrix_sdk::media::MediaFormat;
/// # use url::Url;
/// # let homeserver = Url::parse("http://example.com").unwrap();
/// # async {
/// # let user = "example";
/// let client = Client::new(homeserver).await.unwrap();
/// client.matrix_auth().login_username(user, "password").send().await.unwrap();
/// let room_id = room_id!("!roomid:example.com");
/// let room = client.get_room(&room_id).unwrap();
/// if let Some(avatar) = room.avatar(MediaFormat::File).await.unwrap() {
/// std::fs::write("avatar.png", avatar);
/// }
/// # };
/// ```
pub async fn avatar(&self, format: MediaFormat) -> Result<Option<Vec<u8>>> {
let Some(url) = self.avatar_url() else { return Ok(None) };
let request = MediaRequestParameters { source: MediaSource::Plain(url.to_owned()), format };
Ok(Some(self.client.media().get_media_content(&request, true).await?))
}
/// Sends a request to `/_matrix/client/r0/rooms/{room_id}/messages` and
/// returns a `Messages` struct that contains a chunk of room and state
/// events (`RoomEvent` and `AnyStateEvent`).
///
/// With the encryption feature, messages are decrypted if possible. If
/// decryption fails for an individual message, that message is returned
/// undecrypted.
///
/// # Examples
///
/// ```no_run
/// use matrix_sdk::{room::MessagesOptions, Client};
/// # use matrix_sdk::ruma::{
/// # api::client::filter::RoomEventFilter,
/// # room_id,
/// # };
/// # use url::Url;
///
/// # let homeserver = Url::parse("http://example.com").unwrap();
/// # async {
/// let options =
/// MessagesOptions::backward().from("t47429-4392820_219380_26003_2265");
///
/// let mut client = Client::new(homeserver).await.unwrap();
/// let room = client.get_room(room_id!("!roomid:example.com")).unwrap();
/// assert!(room.messages(options).await.is_ok());
/// # };
/// ```
#[instrument(skip_all, fields(room_id = ?self.inner.room_id(), ?options))]
pub async fn messages(&self, options: MessagesOptions) -> Result<Messages> {
let room_id = self.inner.room_id();
let request = options.into_request(room_id);
let http_response = self.client.send(request, None).await?;
#[allow(unused_mut)]
let mut response = Messages {
start: http_response.start,
end: http_response.end,
#[cfg(not(feature = "e2e-encryption"))]
chunk: http_response.chunk.into_iter().map(TimelineEvent::new).collect(),
#[cfg(feature = "e2e-encryption")]
chunk: Vec::with_capacity(http_response.chunk.len()),
state: http_response.state,
};
#[cfg(feature = "e2e-encryption")]
for event in http_response.chunk {
let decrypted_event = if let Ok(AnySyncTimelineEvent::MessageLike(
AnySyncMessageLikeEvent::RoomEncrypted(SyncMessageLikeEvent::Original(_)),
)) = event.deserialize_as::<AnySyncTimelineEvent>()
{
if let Ok(event) = self.decrypt_event(event.cast_ref()).await {
event
} else {
TimelineEvent::new(event)
}
} else {
TimelineEvent::new(event)
};
response.chunk.push(decrypted_event);
}
if let Some(push_context) = self.push_context().await? {
let push_rules = self.client().account().push_rules().await?;
for event in &mut response.chunk {
event.push_actions =
Some(push_rules.get_actions(event.raw(), &push_context).to_owned());
}
}
Ok(response)
}
/// Register a handler for events of a specific type, within this room.
///
/// This method works the same way as [`Client::add_event_handler`], except
/// that the handler will only be called for events within this room. See
/// that method for more details on event handler functions.
///
/// `room.add_event_handler(hdl)` is equivalent to
/// `client.add_room_event_handler(room_id, hdl)`. Use whichever one is more
/// convenient in your use case.
pub fn add_event_handler<Ev, Ctx, H>(&self, handler: H) -> EventHandlerHandle
where
Ev: SyncEvent + DeserializeOwned + Send + 'static,
H: EventHandler<Ev, Ctx>,
{
self.client.add_room_event_handler(self.room_id(), handler)
}
/// Subscribe to all updates for this room.
///
/// The returned receiver will receive a new message for each sync response
/// that contains updates for this room.
pub fn subscribe_to_updates(&self) -> broadcast::Receiver<RoomUpdate> {
self.client.subscribe_to_room_updates(self.room_id())
}
/// Subscribe to typing notifications for this room.
///
/// The returned receiver will receive a new vector of user IDs for each
/// sync response that contains 'm.typing' event. The current user ID will
/// be filtered out.
pub fn subscribe_to_typing_notifications(
&self,
) -> (EventHandlerDropGuard, broadcast::Receiver<Vec<OwnedUserId>>) {
let (sender, receiver) = broadcast::channel(16);
let typing_event_handler_handle = self.client.add_room_event_handler(self.room_id(), {
let own_user_id = self.own_user_id().to_owned();
move |event: SyncTypingEvent| async move {
// Ignore typing notifications from own user.
let typing_user_ids = event
.content
.user_ids
.into_iter()
.filter(|user_id| *user_id != own_user_id)
.collect();
// Ignore the result. It can only fail if there are no listeners.
let _ = sender.send(typing_user_ids);
}
});
let drop_guard = self.client().event_handler_drop_guard(typing_event_handler_handle);
(drop_guard, receiver)
}
/// Subscribe to updates about users who are in "pin violation" i.e. their
/// identity has changed and the user has not yet acknowledged this.
///
/// The returned receiver will receive a new vector of
/// [`IdentityStatusChange`] each time a /keys/query response shows a
/// changed identity for a member of this room, or a sync shows a change
/// to the membership of an affected user. (Changes to the current user are
/// not directly included, but some changes to the current user's identity
/// can trigger changes to how we see other users' identities, which
/// will be included.)
///
/// The first item in the stream provides the current state of the room:
/// each member of the room who is not in "pinned" or "verified" state will
/// be included (except the current user).
///
/// If the `changed_to` property of an [`IdentityStatusChange`] is set to
/// `PinViolation` then a warning should be displayed to the user. If it is
/// set to `Pinned` then no warning should be displayed.
///
/// Note that if a user who is in pin violation leaves the room, a `Pinned`
/// update is sent, to indicate that the warning should be removed, even
/// though the user's identity is not necessarily pinned.
#[cfg(all(feature = "e2e-encryption", not(target_arch = "wasm32")))]
pub async fn subscribe_to_identity_status_changes(
&self,
) -> Result<impl Stream<Item = Vec<IdentityStatusChange>>> {
IdentityStatusChanges::create_stream(self.clone()).await
}
/// Returns a wrapping `TimelineEvent` for the input `AnyTimelineEvent`,
/// decrypted if needs be.
///
/// Doesn't return an error `Result` when decryption failed; only logs from
/// the crypto crate will indicate so.
async fn try_decrypt_event(&self, event: Raw<AnyTimelineEvent>) -> Result<TimelineEvent> {
#[cfg(feature = "e2e-encryption")]
if let Ok(AnySyncTimelineEvent::MessageLike(AnySyncMessageLikeEvent::RoomEncrypted(
SyncMessageLikeEvent::Original(_),
))) = event.deserialize_as::<AnySyncTimelineEvent>()
{
if let Ok(event) = self.decrypt_event(event.cast_ref()).await {
return Ok(event);
}
}
let mut event = TimelineEvent::new(event);
event.push_actions = self.event_push_actions(event.raw()).await?;
Ok(event)
}
/// Fetch the event with the given `EventId` in this room.
///
/// It uses the given [`RequestConfig`] if provided, or the client's default
/// one otherwise.
pub async fn event(
&self,
event_id: &EventId,
request_config: Option<RequestConfig>,
) -> Result<TimelineEvent> {
let request =
get_room_event::v3::Request::new(self.room_id().to_owned(), event_id.to_owned());
let raw_event = self.client.send(request, request_config).await?.event;
let event = self.try_decrypt_event(raw_event).await?;
// Save the event into the event cache, if it's set up.
if let Ok((cache, _handles)) = self.event_cache().await {
cache.save_event(event.clone().into()).await;
}
Ok(event)
}
/// Fetch the event with the given `EventId` in this room, using the
/// `/context` endpoint to get more information.
pub async fn event_with_context(
&self,
event_id: &EventId,
lazy_load_members: bool,
context_size: UInt,
request_config: Option<RequestConfig>,
) -> Result<EventWithContextResponse> {
let mut request =
context::get_context::v3::Request::new(self.room_id().to_owned(), event_id.to_owned());
request.limit = context_size;
if lazy_load_members {
request.filter.lazy_load_options =
LazyLoadOptions::Enabled { include_redundant_members: false };
}
let response = self.client.send(request, request_config).await?;
let target_event = if let Some(event) = response.event {
Some(self.try_decrypt_event(event).await?)
} else {
None
};
// Note: the joined future will fail if any future failed, but
// [`Self::try_decrypt_event`] doesn't hard-fail when there's a
// decryption error, so we should prevent against most bad cases here.
let (events_before, events_after) = try_join(
try_join_all(response.events_before.into_iter().map(|ev| self.try_decrypt_event(ev))),
try_join_all(response.events_after.into_iter().map(|ev| self.try_decrypt_event(ev))),
)
.await?;
// Save the loaded events into the event cache, if it's set up.
if let Ok((cache, _handles)) = self.event_cache().await {
let mut events_to_save: Vec<SyncTimelineEvent> = Vec::new();
if let Some(event) = &target_event {
events_to_save.push(event.clone().into());
}
for event in &events_before {
events_to_save.push(event.clone().into());
}
for event in &events_after {
events_to_save.push(event.clone().into());
}
cache.save_events(events_to_save).await;
}
Ok(EventWithContextResponse {
event: target_event,
events_before,
events_after,
state: response.state,
prev_batch_token: response.start,
next_batch_token: response.end,
})
}
pub(crate) async fn request_members(&self) -> Result<()> {
self.client
.locks()
.members_request_deduplicated_handler
.run(self.room_id().to_owned(), async move {
let request = get_member_events::v3::Request::new(self.inner.room_id().to_owned());
let response = self
.client
.send(
request.clone(),
// In some cases it can take longer than 30s to load:
// https://github.com/element-hq/synapse/issues/16872
Some(RequestConfig::new().timeout(Duration::from_secs(60)).retry_limit(3)),
)
.await?;
// That's a large `Future`. Let's `Box::pin` to reduce its size on the stack.
Box::pin(self.client.base_client().receive_all_members(
self.room_id(),
&request,
&response,
))
.await?;
Ok(())
})
.await
}
async fn request_encryption_state(&self) -> Result<()> {
self.client
.locks()
.encryption_state_deduplicated_handler
.run(self.room_id().to_owned(), async move {
// Request the event from the server.
let request = get_state_events_for_key::v3::Request::new(
self.room_id().to_owned(),
StateEventType::RoomEncryption,
"".to_owned(),
);
let response = match self.client.send(request, None).await {
Ok(response) => {
Some(response.content.deserialize_as::<RoomEncryptionEventContent>()?)
}
Err(err) if err.client_api_error_kind() == Some(&ErrorKind::NotFound) => None,
Err(err) => return Err(err.into()),
};
let _sync_lock = self.client.base_client().sync_lock().lock().await;
// Persist the event and the fact that we requested it from the server in
// `RoomInfo`.
let mut room_info = self.clone_info();
room_info.mark_encryption_state_synced();
room_info.set_encryption_event(response.clone());
let mut changes = StateChanges::default();
changes.add_room(room_info.clone());
self.client.store().save_changes(&changes).await?;
self.set_room_info(room_info, RoomInfoNotableUpdateReasons::empty());
Ok(())
})
.await
}
/// Check whether this room is encrypted. If the room encryption state is
/// not synced yet, it will send a request to fetch it.
///
/// Returns true if the room is encrypted, otherwise false.
pub async fn is_encrypted(&self) -> Result<bool> {
if !self.is_encryption_state_synced() {
self.request_encryption_state().await?;
}
Ok(self.inner.is_encrypted())
}
fn are_events_visible(&self) -> bool {
if let RoomState::Invited = self.inner.state() {
return matches!(
self.inner.history_visibility(),
HistoryVisibility::WorldReadable | HistoryVisibility::Invited
);
}
true
}
/// Sync the member list with the server.
///
/// This method will de-duplicate requests if it is called multiple times in
/// quick succession, in that case the return value will be `None`. This
/// method does nothing if the members are already synced.
pub async fn sync_members(&self) -> Result<()> {
if !self.are_events_visible() {
return Ok(());
}
if !self.are_members_synced() {
self.request_members().await
} else {
Ok(())
}
}
/// Get a specific member of this room.
///
/// *Note*: This method will fetch the members from the homeserver if the
/// member list isn't synchronized due to member lazy loading. Because of
/// that it might panic if it isn't run on a tokio thread.
///
/// Use [get_member_no_sync()](#method.get_member_no_sync) if you want a
/// method that doesn't do any requests.
///
/// # Arguments
///
/// * `user_id` - The ID of the user that should be fetched out of the
/// store.
pub async fn get_member(&self, user_id: &UserId) -> Result<Option<RoomMember>> {
self.sync_members().await?;
self.get_member_no_sync(user_id).await
}
/// Get a specific member of this room.
///
/// *Note*: This method will not fetch the members from the homeserver if
/// the member list isn't synchronized due to member lazy loading. Thus,
/// members could be missing.
///
/// Use [get_member()](#method.get_member) if you want to ensure to always
/// have the full member list to chose from.
///
/// # Arguments
///
/// * `user_id` - The ID of the user that should be fetched out of the
/// store.
pub async fn get_member_no_sync(&self, user_id: &UserId) -> Result<Option<RoomMember>> {
Ok(self
.inner
.get_member(user_id)
.await?
.map(|member| RoomMember::new(self.client.clone(), member)))
}
/// Get members for this room, with the given memberships.
///
/// *Note*: This method will fetch the members from the homeserver if the
/// member list isn't synchronized due to member lazy loading. Because of
/// that it might panic if it isn't run on a tokio thread.
///
/// Use [members_no_sync()](#method.members_no_sync) if you want a
/// method that doesn't do any requests.
pub async fn members(&self, memberships: RoomMemberships) -> Result<Vec<RoomMember>> {
self.sync_members().await?;
self.members_no_sync(memberships).await
}
/// Get members for this room, with the given memberships.
///
/// *Note*: This method will not fetch the members from the homeserver if
/// the member list isn't synchronized due to member lazy loading. Thus,
/// members could be missing.
///
/// Use [members()](#method.members) if you want to ensure to always get
/// the full member list.
pub async fn members_no_sync(&self, memberships: RoomMemberships) -> Result<Vec<RoomMember>> {
Ok(self
.inner
.members(memberships)
.await?
.into_iter()
.map(|member| RoomMember::new(self.client.clone(), member))
.collect())
}
/// Get all state events of a given type in this room.
pub async fn get_state_events(
&self,
event_type: StateEventType,
) -> Result<Vec<RawAnySyncOrStrippedState>> {
self.client.store().get_state_events(self.room_id(), event_type).await.map_err(Into::into)
}
/// Get all state events of a given statically-known type in this room.
///
/// # Examples
///
/// ```no_run
/// # async {
/// # let room: matrix_sdk::Room = todo!();
/// use matrix_sdk::ruma::{
/// events::room::member::RoomMemberEventContent, serde::Raw,
/// };
///
/// let room_members =
/// room.get_state_events_static::<RoomMemberEventContent>().await?;
/// # anyhow::Ok(())
/// # };
/// ```
pub async fn get_state_events_static<C>(&self) -> Result<Vec<RawSyncOrStrippedState<C>>>
where
C: StaticEventContent + StaticStateEventContent + RedactContent,
C::Redacted: RedactedStateEventContent,
{
Ok(self.client.store().get_state_events_static(self.room_id()).await?)
}
/// Get the state events of a given type with the given state keys in this
/// room.
pub async fn get_state_events_for_keys(
&self,
event_type: StateEventType,
state_keys: &[&str],
) -> Result<Vec<RawAnySyncOrStrippedState>> {
self.client
.store()
.get_state_events_for_keys(self.room_id(), event_type, state_keys)
.await
.map_err(Into::into)
}
/// Get the state events of a given statically-known type with the given
/// state keys in this room.
///
/// # Examples
///
/// ```no_run
/// # async {
/// # let room: matrix_sdk::Room = todo!();
/// # let user_ids: &[matrix_sdk::ruma::OwnedUserId] = &[];
/// use matrix_sdk::ruma::events::room::member::RoomMemberEventContent;
///
/// let room_members = room
/// .get_state_events_for_keys_static::<RoomMemberEventContent, _, _>(
/// user_ids,
/// )
/// .await?;
/// # anyhow::Ok(())
/// # };
/// ```
pub async fn get_state_events_for_keys_static<'a, C, K, I>(
&self,
state_keys: I,
) -> Result<Vec<RawSyncOrStrippedState<C>>>
where
C: StaticEventContent + StaticStateEventContent + RedactContent,
C::StateKey: Borrow<K>,
C::Redacted: RedactedStateEventContent,
K: AsRef<str> + Sized + Sync + 'a,
I: IntoIterator<Item = &'a K> + Send,
I::IntoIter: Send,
{
Ok(self.client.store().get_state_events_for_keys_static(self.room_id(), state_keys).await?)
}
/// Get a specific state event in this room.
pub async fn get_state_event(
&self,
event_type: StateEventType,
state_key: &str,
) -> Result<Option<RawAnySyncOrStrippedState>> {
self.client
.store()
.get_state_event(self.room_id(), event_type, state_key)
.await
.map_err(Into::into)
}
/// Get a specific state event of statically-known type with an empty state
/// key in this room.
///
/// # Examples
///
/// ```no_run
/// # async {
/// # let room: matrix_sdk::Room = todo!();
/// use matrix_sdk::ruma::events::room::power_levels::RoomPowerLevelsEventContent;
///
/// let power_levels = room
/// .get_state_event_static::<RoomPowerLevelsEventContent>()
/// .await?
/// .expect("every room has a power_levels event")
/// .deserialize()?;
/// # anyhow::Ok(())
/// # };
/// ```
pub async fn get_state_event_static<C>(&self) -> Result<Option<RawSyncOrStrippedState<C>>>
where
C: StaticEventContent + StaticStateEventContent<StateKey = EmptyStateKey> + RedactContent,
C::Redacted: RedactedStateEventContent,
{
self.get_state_event_static_for_key(&EmptyStateKey).await
}
/// Get a specific state event of statically-known type in this room.
///
/// # Examples
///
/// ```no_run
/// # async {
/// # let room: matrix_sdk::Room = todo!();
/// use matrix_sdk::ruma::{
/// events::room::member::RoomMemberEventContent, serde::Raw, user_id,
/// };
///
/// let member_event = room
/// .get_state_event_static_for_key::<RoomMemberEventContent, _>(user_id!(
/// "@alice:example.org"
/// ))
/// .await?;
/// # anyhow::Ok(())
/// # };
/// ```
pub async fn get_state_event_static_for_key<C, K>(
&self,
state_key: &K,
) -> Result<Option<RawSyncOrStrippedState<C>>>
where
C: StaticEventContent + StaticStateEventContent + RedactContent,
C::StateKey: Borrow<K>,
C::Redacted: RedactedStateEventContent,
K: AsRef<str> + ?Sized + Sync,
{
Ok(self.client.store().get_state_event_static_for_key(self.room_id(), state_key).await?)
}
/// Returns the parents this room advertises as its parents.
///
/// Results are in no particular order.
pub async fn parent_spaces(&self) -> Result<impl Stream<Item = Result<ParentSpace>> + '_> {
// Implements this algorithm:
// https://spec.matrix.org/v1.8/client-server-api/#mspaceparent-relationships
// Get all m.room.parent events for this room
Ok(self
.get_state_events_static::<SpaceParentEventContent>()
.await?
.into_iter()
// Extract state key (ie. the parent's id) and sender
.flat_map(|parent_event| match parent_event.deserialize() {
Ok(SyncOrStrippedState::Sync(SyncStateEvent::Original(e))) => {
Some((e.state_key.to_owned(), e.sender))
}
Ok(SyncOrStrippedState::Sync(SyncStateEvent::Redacted(_))) => None,
Ok(SyncOrStrippedState::Stripped(e)) => Some((e.state_key.to_owned(), e.sender)),
Err(e) => {
info!(room_id = ?self.room_id(), "Could not deserialize m.room.parent: {e}");
None
}
})
// Check whether the parent recognizes this room as its child
.map(|(state_key, sender): (OwnedRoomId, OwnedUserId)| async move {
let Some(parent_room) = self.client.get_room(&state_key) else {
// We are not in the room, cannot check if the relationship is reciprocal
// TODO: try peeking into the room
return Ok(ParentSpace::Unverifiable(state_key));
};
// Get the m.room.child state of the parent with this room's id
// as state key.
if let Some(child_event) = parent_room
.get_state_event_static_for_key::<SpaceChildEventContent, _>(self.room_id())
.await?
{
match child_event.deserialize() {
Ok(SyncOrStrippedState::Sync(SyncStateEvent::Original(_))) => {
// There is a valid m.room.child in the parent pointing to
// this room
return Ok(ParentSpace::Reciprocal(parent_room));
}
Ok(SyncOrStrippedState::Sync(SyncStateEvent::Redacted(_))) => {}
Ok(SyncOrStrippedState::Stripped(_)) => {}
Err(e) => {
info!(
room_id = ?self.room_id(), parent_room_id = ?state_key,
"Could not deserialize m.room.child: {e}"
);
}
}
// Otherwise the event is either invalid or redacted. If
// redacted it would be missing the
// `via` key, thereby invalidating that end of the
// relationship: https://spec.matrix.org/v1.8/client-server-api/#mspacechild
}
// No reciprocal m.room.child found, let's check if the sender has the
// power to set it
let Some(member) = parent_room.get_member(&sender).await? else {
// Sender is not even in the parent room
return Ok(ParentSpace::Illegitimate(parent_room));
};
if member.can_send_state(StateEventType::SpaceChild) {
// Sender does have the power to set m.room.child
Ok(ParentSpace::WithPowerlevel(parent_room))
} else {
Ok(ParentSpace::Illegitimate(parent_room))
}
})
.collect::<FuturesUnordered<_>>())
}
/// Read account data in this room, from storage.
pub async fn account_data(
&self,
data_type: RoomAccountDataEventType,
) -> Result<Option<Raw<AnyRoomAccountDataEvent>>> {
self.client
.store()
.get_room_account_data_event(self.room_id(), data_type)
.await
.map_err(Into::into)
}
/// Get account data of a statically-known type in this room, from storage.
///
/// # Examples
///
/// ```no_run
/// # async {
/// # let room: matrix_sdk::Room = todo!();
/// use matrix_sdk::ruma::events::fully_read::FullyReadEventContent;
///
/// match room.account_data_static::<FullyReadEventContent>().await? {
/// Some(fully_read) => {
/// println!("Found read marker: {:?}", fully_read.deserialize()?)
/// }
/// None => println!("No read marker for this room"),
/// }
/// # anyhow::Ok(())
/// # };
/// ```
pub async fn account_data_static<C>(&self) -> Result<Option<Raw<RoomAccountDataEvent<C>>>>
where
C: StaticEventContent + RoomAccountDataEventContent,
{
Ok(self.account_data(C::TYPE.into()).await?.map(Raw::cast))
}
/// Check if all members of this room are verified and all their devices are
/// verified.
///
/// Returns true if all devices in the room are verified, otherwise false.
#[cfg(feature = "e2e-encryption")]
pub async fn contains_only_verified_devices(&self) -> Result<bool> {
let user_ids =
self.client.store().get_user_ids(self.room_id(), RoomMemberships::empty()).await?;
for user_id in user_ids {
let devices = self.client.encryption().get_user_devices(&user_id).await?;
let any_unverified = devices.devices().any(|d| !d.is_verified());
if any_unverified {
return Ok(false);
}
}
Ok(true)
}
/// Set the given account data event for this room.
///
/// # Example
/// ```
/// # async {
/// # let room: matrix_sdk::Room = todo!();
/// # let event_id: ruma::OwnedEventId = todo!();
/// use matrix_sdk::ruma::events::fully_read::FullyReadEventContent;
/// let content = FullyReadEventContent::new(event_id);
///
/// room.set_account_data(content).await?;
/// # anyhow::Ok(())
/// # };
/// ```
pub async fn set_account_data<T>(
&self,
content: T,
) -> Result<set_room_account_data::v3::Response>
where
T: RoomAccountDataEventContent,
{
let own_user = self.client.user_id().ok_or(Error::AuthenticationRequired)?;
let request = set_room_account_data::v3::Request::new(
own_user.to_owned(),
self.room_id().to_owned(),
&content,
)?;
Ok(self.client.send(request, None).await?)
}
/// Set the given raw account data event in this room.
///
/// # Example
/// ```
/// # async {
/// # let room: matrix_sdk::Room = todo!();
/// use matrix_sdk::ruma::{
/// events::{
/// marked_unread::MarkedUnreadEventContent,
/// AnyRoomAccountDataEventContent, EventContent,
/// },
/// serde::Raw,
/// };
/// let marked_unread_content = MarkedUnreadEventContent::new(true);
/// let full_event: AnyRoomAccountDataEventContent =
/// marked_unread_content.clone().into();
/// room.set_account_data_raw(
/// marked_unread_content.event_type(),
/// Raw::new(&full_event).unwrap(),
/// )
/// .await?;
/// # anyhow::Ok(())
/// # };
/// ```
pub async fn set_account_data_raw(
&self,
event_type: RoomAccountDataEventType,
content: Raw<AnyRoomAccountDataEventContent>,
) -> Result<set_room_account_data::v3::Response> {
let own_user = self.client.user_id().ok_or(Error::AuthenticationRequired)?;
let request = set_room_account_data::v3::Request::new_raw(
own_user.to_owned(),
self.room_id().to_owned(),
event_type,
content,
);
Ok(self.client.send(request, None).await?)
}
/// Adds a tag to the room, or updates it if it already exists.
///
/// Returns the [`create_tag::v3::Response`] from the server.
///
/// # Arguments
/// * `tag` - The tag to add or update.
///
/// * `tag_info` - Information about the tag, generally containing the
/// `order` parameter.
///
/// # Examples
///
/// ```no_run
/// # use std::str::FromStr;
/// # use ruma::events::tag::{TagInfo, TagName, UserTagName};
/// # async {
/// # let homeserver = url::Url::parse("http://localhost:8080")?;
/// # let mut client = matrix_sdk::Client::new(homeserver).await?;
/// # let room_id = matrix_sdk::ruma::room_id!("!test:localhost");
/// use matrix_sdk::ruma::events::tag::TagInfo;
///
/// if let Some(room) = client.get_room(&room_id) {
/// let mut tag_info = TagInfo::new();
/// tag_info.order = Some(0.9);
/// let user_tag = UserTagName::from_str("u.work")?;
///
/// room.set_tag(TagName::User(user_tag), tag_info).await?;
/// }
/// # anyhow::Ok(()) };
/// ```
pub async fn set_tag(
&self,
tag: TagName,
tag_info: TagInfo,
) -> Result<create_tag::v3::Response> {
let user_id = self.client.user_id().ok_or(Error::AuthenticationRequired)?;
let request = create_tag::v3::Request::new(
user_id.to_owned(),
self.inner.room_id().to_owned(),
tag.to_string(),
tag_info,
);
Ok(self.client.send(request, None).await?)
}
/// Removes a tag from the room.
///
/// Returns the [`delete_tag::v3::Response`] from the server.
///
/// # Arguments
/// * `tag` - The tag to remove.
pub async fn remove_tag(&self, tag: TagName) -> Result<delete_tag::v3::Response> {
let user_id = self.client.user_id().ok_or(Error::AuthenticationRequired)?;
let request = delete_tag::v3::Request::new(
user_id.to_owned(),
self.inner.room_id().to_owned(),
tag.to_string(),
);
Ok(self.client.send(request, None).await?)
}
/// Add or remove the `m.favourite` flag for this room.
///
/// If `is_favourite` is `true`, and the `m.low_priority` tag is set on the
/// room, the tag will be removed too.
///
/// # Arguments
///
/// * `is_favourite` - Whether to mark this room as favourite.
/// * `tag_order` - The order of the tag if any.
pub async fn set_is_favourite(&self, is_favourite: bool, tag_order: Option<f64>) -> Result<()> {
if is_favourite {
let tag_info = assign!(TagInfo::new(), { order: tag_order });
self.set_tag(TagName::Favorite, tag_info).await?;
if self.is_low_priority() {
self.remove_tag(TagName::LowPriority).await?;
}
} else {
self.remove_tag(TagName::Favorite).await?;
}
Ok(())
}
/// Add or remove the `m.lowpriority` flag for this room.
///
/// If `is_low_priority` is `true`, and the `m.favourite` tag is set on the
/// room, the tag will be removed too.
///
/// # Arguments
///
/// * `is_low_priority` - Whether to mark this room as low_priority or not.
/// * `tag_order` - The order of the tag if any.
pub async fn set_is_low_priority(
&self,
is_low_priority: bool,
tag_order: Option<f64>,
) -> Result<()> {
if is_low_priority {
let tag_info = assign!(TagInfo::new(), { order: tag_order });
self.set_tag(TagName::LowPriority, tag_info).await?;
if self.is_favourite() {
self.remove_tag(TagName::Favorite).await?;
}
} else {
self.remove_tag(TagName::LowPriority).await?;
}
Ok(())
}
/// Sets whether this room is a DM.
///
/// When setting this room as DM, it will be marked as DM for all active
/// members of the room. When unsetting this room as DM, it will be
/// unmarked as DM for all users, not just the members.
///
/// # Arguments
/// * `is_direct` - Whether to mark this room as direct.
pub async fn set_is_direct(&self, is_direct: bool) -> Result<()> {
let user_id = self.client.user_id().ok_or(Error::AuthenticationRequired)?;
let mut content = self
.client
.account()
.account_data::<DirectEventContent>()
.await?
.map(|c| c.deserialize())
.transpose()?
.unwrap_or_default();
let this_room_id = self.inner.room_id();
if is_direct {
let mut room_members = self.members(RoomMemberships::ACTIVE).await?;
room_members.retain(|member| member.user_id() != self.own_user_id());
for member in room_members {
let entry = content.entry(member.user_id().to_owned()).or_default();
if !entry.iter().any(|room_id| room_id == this_room_id) {
entry.push(this_room_id.to_owned());
}
}
} else {
for (_, list) in content.iter_mut() {
list.retain(|room_id| *room_id != this_room_id);
}
// Remove user ids that don't have any room marked as DM
content.retain(|_, list| !list.is_empty());
}
let request = set_global_account_data::v3::Request::new(user_id.to_owned(), &content)?;
self.client.send(request, None).await?;
Ok(())
}
/// Tries to decrypt a room event.
///
/// # Arguments
/// * `event` - The room event to be decrypted.
///
/// Returns the decrypted event. In the case of a decryption error, returns
/// a `TimelineEvent` representing the decryption error.
#[cfg(feature = "e2e-encryption")]
pub async fn decrypt_event(
&self,
event: &Raw<OriginalSyncRoomEncryptedEvent>,
) -> Result<TimelineEvent> {
let machine = self.client.olm_machine().await;
let machine = machine.as_ref().ok_or(Error::NoOlmMachine)?;
let decryption_settings = DecryptionSettings {
sender_device_trust_requirement: self.client.base_client().decryption_trust_requirement,
};
let mut event: TimelineEvent = match machine
.try_decrypt_room_event(event.cast_ref(), self.inner.room_id(), &decryption_settings)
.await?
{
RoomEventDecryptionResult::Decrypted(decrypted) => decrypted.into(),
RoomEventDecryptionResult::UnableToDecrypt(utd_info) => {
self.client
.encryption()
.backups()
.maybe_download_room_key(self.room_id().to_owned(), event.clone());
TimelineEvent::new_utd_event(event.clone().cast(), utd_info)
}
};
event.push_actions = self.event_push_actions(event.raw()).await?;
Ok(event)
}
/// Forces the currently active room key, which is used to encrypt messages,
/// to be rotated.
///
/// A new room key will be crated and shared with all the room members the
/// next time a message will be sent. You don't have to call this method,
/// room keys will be rotated automatically when necessary. This method is
/// still useful for debugging purposes.
///
/// For more info please take a look a the [`encryption`] module
/// documentation.
///
/// [`encryption`]: crate::encryption
#[cfg(feature = "e2e-encryption")]
pub async fn discard_room_key(&self) -> Result<()> {
let machine = self.client.olm_machine().await;
if let Some(machine) = machine.as_ref() {
machine.discard_room_key(self.inner.room_id()).await?;
Ok(())
} else {
Err(Error::NoOlmMachine)
}
}
/// Ban the user with `UserId` from this room.
///
/// # Arguments
///
/// * `user_id` - The user to ban with `UserId`.
///
/// * `reason` - The reason for banning this user.
#[instrument(skip_all)]
pub async fn ban_user(&self, user_id: &UserId, reason: Option<&str>) -> Result<()> {
let request = assign!(
ban_user::v3::Request::new(self.room_id().to_owned(), user_id.to_owned()),
{ reason: reason.map(ToOwned::to_owned) }
);
self.client.send(request, None).await?;
Ok(())
}
/// Unban the user with `UserId` from this room.
///
/// # Arguments
///
/// * `user_id` - The user to unban with `UserId`.
///
/// * `reason` - The reason for unbanning this user.
#[instrument(skip_all)]
pub async fn unban_user(&self, user_id: &UserId, reason: Option<&str>) -> Result<()> {
let request = assign!(
unban_user::v3::Request::new(self.room_id().to_owned(), user_id.to_owned()),
{ reason: reason.map(ToOwned::to_owned) }
);
self.client.send(request, None).await?;
Ok(())
}
/// Kick a user out of this room.
///
/// # Arguments
///
/// * `user_id` - The `UserId` of the user that should be kicked out of the
/// room.
///
/// * `reason` - Optional reason why the room member is being kicked out.
#[instrument(skip_all)]
pub async fn kick_user(&self, user_id: &UserId, reason: Option<&str>) -> Result<()> {
let request = assign!(
kick_user::v3::Request::new(self.room_id().to_owned(), user_id.to_owned()),
{ reason: reason.map(ToOwned::to_owned) }
);
self.client.send(request, None).await?;
Ok(())
}
/// Invite the specified user by `UserId` to this room.
///
/// # Arguments
///
/// * `user_id` - The `UserId` of the user to invite to the room.
#[instrument(skip_all)]
pub async fn invite_user_by_id(&self, user_id: &UserId) -> Result<()> {
let recipient = InvitationRecipient::UserId { user_id: user_id.to_owned() };
let request = invite_user::v3::Request::new(self.room_id().to_owned(), recipient);
self.client.send(request, None).await?;
// Force a future room members reload before sending any event to prevent UTDs
// that can happen when some event is sent after a room member has been invited
// but before the /sync request could fetch the membership change event.
self.mark_members_missing();
Ok(())
}
/// Invite the specified user by third party id to this room.
///
/// # Arguments
///
/// * `invite_id` - A third party id of a user to invite to the room.
#[instrument(skip_all)]
pub async fn invite_user_by_3pid(&self, invite_id: Invite3pid) -> Result<()> {
let recipient = InvitationRecipient::ThirdPartyId(invite_id);
let request = invite_user::v3::Request::new(self.room_id().to_owned(), recipient);
self.client.send(request, None).await?;
// Force a future room members reload before sending any event to prevent UTDs
// that can happen when some event is sent after a room member has been invited
// but before the /sync request could fetch the membership change event.
self.mark_members_missing();
Ok(())
}
/// Activate typing notice for this room.
///
/// The typing notice remains active for 4s. It can be deactivate at any
/// point by setting typing to `false`. If this method is called while
/// the typing notice is active nothing will happen. This method can be
/// called on every key stroke, since it will do nothing while typing is
/// active.
///
/// # Arguments
///
/// * `typing` - Whether the user is typing or has stopped typing.
///
/// # Examples
///
/// ```no_run
/// use std::time::Duration;
///
/// use matrix_sdk::ruma::api::client::typing::create_typing_event::v3::Typing;
/// # use matrix_sdk::{
/// # Client, config::SyncSettings,
/// # ruma::room_id,
/// # };
/// # use url::Url;
///
/// # async {
/// # let homeserver = Url::parse("http://localhost:8080")?;
/// # let client = Client::new(homeserver).await?;
/// let room_id = room_id!("!SVkFJHzfwvuaIEawgC:localhost");
///
/// if let Some(room) = client.get_room(&room_id) {
/// room.typing_notice(true).await?
/// }
/// # anyhow::Ok(()) };
/// ```
pub async fn typing_notice(&self, typing: bool) -> Result<()> {
self.ensure_room_joined()?;
// Only send a request to the homeserver if the old timeout has elapsed
// or the typing notice changed state within the `TYPING_NOTICE_TIMEOUT`
let send = if let Some(typing_time) =
self.client.inner.typing_notice_times.read().unwrap().get(self.room_id())
{
if typing_time.elapsed() > TYPING_NOTICE_RESEND_TIMEOUT {
// We always reactivate the typing notice if typing is true or
// we may need to deactivate it if it's
// currently active if typing is false
typing || typing_time.elapsed() <= TYPING_NOTICE_TIMEOUT
} else {
// Only send a request when we need to deactivate typing
!typing
}
} else {
// Typing notice is currently deactivated, therefore, send a request
// only when it's about to be activated
typing
};
if send {
self.send_typing_notice(typing).await?;
}
Ok(())
}
#[instrument(name = "typing_notice", skip(self))]
async fn send_typing_notice(&self, typing: bool) -> Result<()> {
let typing = if typing {
self.client
.inner
.typing_notice_times
.write()
.unwrap()
.insert(self.room_id().to_owned(), Instant::now());
Typing::Yes(TYPING_NOTICE_TIMEOUT)
} else {
self.client.inner.typing_notice_times.write().unwrap().remove(self.room_id());
Typing::No
};
let request = create_typing_event::v3::Request::new(
self.own_user_id().to_owned(),
self.room_id().to_owned(),
typing,
);
self.client.send(request, None).await?;
Ok(())
}
/// Send a request to set a single receipt.
///
/// # Arguments
///
/// * `receipt_type` - The type of the receipt to set. Note that it is
/// possible to set the fully-read marker although it is technically not a
/// receipt.
///
/// * `thread` - The thread where this receipt should apply, if any. Note
/// that this must be [`ReceiptThread::Unthreaded`] when sending a
/// [`ReceiptType::FullyRead`][create_receipt::v3::ReceiptType::FullyRead].
///
/// * `event_id` - The `EventId` of the event to set the receipt on.
#[instrument(skip_all)]
pub async fn send_single_receipt(
&self,
receipt_type: create_receipt::v3::ReceiptType,
thread: ReceiptThread,
event_id: OwnedEventId,
) -> Result<()> {
// Since the receipt type and the thread aren't Hash/Ord, flatten then as a
// string key.
let request_key = format!("{}|{}", receipt_type, thread.as_str().unwrap_or("<unthreaded>"));
self.client
.inner
.locks
.read_receipt_deduplicated_handler
.run((request_key, event_id.clone()), async {
let mut request = create_receipt::v3::Request::new(
self.room_id().to_owned(),
receipt_type,
event_id,
);
request.thread = thread;
self.client.send(request, None).await?;
Ok(())
})
.await
}
/// Send a request to set multiple receipts at once.
///
/// # Arguments
///
/// * `receipts` - The `Receipts` to send.
///
/// If `receipts` is empty, this is a no-op.
#[instrument(skip_all)]
pub async fn send_multiple_receipts(&self, receipts: Receipts) -> Result<()> {
if receipts.is_empty() {
return Ok(());
}
let Receipts { fully_read, public_read_receipt, private_read_receipt } = receipts;
let request = assign!(set_read_marker::v3::Request::new(self.room_id().to_owned()), {
fully_read,
read_receipt: public_read_receipt,
private_read_receipt,
});
self.client.send(request, None).await?;
Ok(())
}
/// Enable End-to-end encryption in this room.
///
/// This method will be a noop if encryption is already enabled, otherwise
/// sends a `m.room.encryption` state event to the room. This might fail if
/// you don't have the appropriate power level to enable end-to-end
/// encryption.
///
/// A sync needs to be received to update the local room state. This method
/// will wait for a sync to be received, this might time out if no
/// sync loop is running or if the server is slow.
///
/// # Examples
///
/// ```no_run
/// # use matrix_sdk::{
/// # Client, config::SyncSettings,
/// # ruma::room_id,
/// # };
/// # use url::Url;
/// #
/// # async {
/// # let homeserver = Url::parse("http://localhost:8080")?;
/// # let client = Client::new(homeserver).await?;
/// # let room_id = room_id!("!test:localhost");
/// let room_id = room_id!("!SVkFJHzfwvuaIEawgC:localhost");
///
/// if let Some(room) = client.get_room(&room_id) {
/// room.enable_encryption().await?
/// }
/// # anyhow::Ok(()) };
/// ```
#[instrument(skip_all)]
pub async fn enable_encryption(&self) -> Result<()> {
use ruma::{
events::room::encryption::RoomEncryptionEventContent, EventEncryptionAlgorithm,
};
const SYNC_WAIT_TIME: Duration = Duration::from_secs(3);
if !self.is_encrypted().await? {
let content =
RoomEncryptionEventContent::new(EventEncryptionAlgorithm::MegolmV1AesSha2);
self.send_state_event(content).await?;
// TODO do we want to return an error here if we time out? This
// could be quite useful if someone wants to enable encryption and
// send a message right after it's enabled.
_ = timeout(self.client.inner.sync_beat.listen(), SYNC_WAIT_TIME).await;
// If after waiting for a sync, we don't have the encryption state we expect,
// assume the local encryption state is incorrect; this will cause
// the SDK to re-request it later for confirmation, instead of
// assuming it's sync'd and correct (and not encrypted).
let _sync_lock = self.client.base_client().sync_lock().lock().await;
if !self.inner.is_encrypted() {
debug!("still not marked as encrypted, marking encryption state as missing");
let mut room_info = self.clone_info();
room_info.mark_encryption_state_missing();
let mut changes = StateChanges::default();
changes.add_room(room_info.clone());
self.client.store().save_changes(&changes).await?;
self.set_room_info(room_info, RoomInfoNotableUpdateReasons::empty());
} else {
debug!("room successfully marked as encrypted");
}
}
Ok(())
}
/// Share a room key with users in the given room.
///
/// This will create Olm sessions with all the users/device pairs in the
/// room if necessary and share a room key that can be shared with them.
///
/// Does nothing if no room key needs to be shared.
// TODO: expose this publicly so people can pre-share a group session if
// e.g. a user starts to type a message for a room.
#[cfg(feature = "e2e-encryption")]
#[instrument(skip_all, fields(room_id = ?self.room_id(), store_generation))]
async fn preshare_room_key(&self) -> Result<()> {
self.ensure_room_joined()?;
// Take and release the lock on the store, if needs be.
let guard = self.client.encryption().spin_lock_store(Some(60000)).await?;
tracing::Span::current().record("store_generation", guard.map(|guard| guard.generation()));
self.client
.locks()
.group_session_deduplicated_handler
.run(self.room_id().to_owned(), async move {
{
let members = self
.client
.store()
.get_user_ids(self.room_id(), RoomMemberships::ACTIVE)
.await?;
self.client.claim_one_time_keys(members.iter().map(Deref::deref)).await?;
};
let response = self.share_room_key().await;
// If one of the responses failed invalidate the group
// session as using it would end up in undecryptable
// messages.
if let Err(r) = response {
let machine = self.client.olm_machine().await;
if let Some(machine) = machine.as_ref() {
machine.discard_room_key(self.room_id()).await?;
}
return Err(r);
}
Ok(())
})
.await
}
/// Share a group session for a room.
///
/// # Panics
///
/// Panics if the client isn't logged in.
#[cfg(feature = "e2e-encryption")]
#[instrument(skip_all)]
async fn share_room_key(&self) -> Result<()> {
self.ensure_room_joined()?;
let requests = self.client.base_client().share_room_key(self.room_id()).await?;
for request in requests {
let response = self.client.send_to_device(&request).await?;
self.client.mark_request_as_sent(&request.txn_id, &response).await?;
}
Ok(())
}
/// Wait for the room to be fully synced.
///
/// This method makes sure the room that was returned when joining a room
/// has been echoed back in the sync.
///
/// Warning: This waits until a sync happens and does not return if no sync
/// is happening. It can also return early when the room is not a joined
/// room anymore.
#[instrument(skip_all)]
pub async fn sync_up(&self) {
while !self.is_synced() && self.state() == RoomState::Joined {
let wait_for_beat = self.client.inner.sync_beat.listen();
// We don't care whether it's a timeout or a sync beat.
let _ = timeout(wait_for_beat, Duration::from_millis(1000)).await;
}
}
/// Send a message-like event to this room.
///
/// Returns the parsed response from the server.
///
/// If the encryption feature is enabled this method will transparently
/// encrypt the event if this room is encrypted (except for `m.reaction`
/// events, which are never encrypted).
///
/// **Note**: If you just want to send an event with custom JSON content to
/// a room, you can use the [`send_raw()`][Self::send_raw] method for that.
///
/// If you want to set a transaction ID for the event, use
/// [`.with_transaction_id()`][SendMessageLikeEvent::with_transaction_id]
/// on the returned value before `.await`ing it.
///
/// # Arguments
///
/// * `content` - The content of the message event.
///
/// # Examples
///
/// ```no_run
/// # use std::sync::{Arc, RwLock};
/// # use matrix_sdk::{Client, config::SyncSettings};
/// # use url::Url;
/// # use matrix_sdk::ruma::room_id;
/// # use serde::{Deserialize, Serialize};
/// use matrix_sdk::ruma::{
/// events::{
/// macros::EventContent,
/// room::message::{RoomMessageEventContent, TextMessageEventContent},
/// },
/// uint, MilliSecondsSinceUnixEpoch, TransactionId,
/// };
///
/// # async {
/// # let homeserver = Url::parse("http://localhost:8080")?;
/// # let mut client = Client::new(homeserver).await?;
/// # let room_id = room_id!("!test:localhost");
/// let content = RoomMessageEventContent::text_plain("Hello world");
/// let txn_id = TransactionId::new();
///
/// if let Some(room) = client.get_room(&room_id) {
/// room.send(content).with_transaction_id(txn_id).await?;
/// }
///
/// // Custom events work too:
/// #[derive(Clone, Debug, Deserialize, Serialize, EventContent)]
/// #[ruma_event(type = "org.shiny_new_2fa.token", kind = MessageLike)]
/// struct TokenEventContent {
/// token: String,
/// #[serde(rename = "exp")]
/// expires_at: MilliSecondsSinceUnixEpoch,
/// }
///
/// # fn generate_token() -> String { todo!() }
/// let content = TokenEventContent {
/// token: generate_token(),
/// expires_at: {
/// let now = MilliSecondsSinceUnixEpoch::now();
/// MilliSecondsSinceUnixEpoch(now.0 + uint!(30_000))
/// },
/// };
///
/// if let Some(room) = client.get_room(&room_id) {
/// room.send(content).await?;
/// }
/// # anyhow::Ok(()) };
/// ```
pub fn send(&self, content: impl MessageLikeEventContent) -> SendMessageLikeEvent<'_> {
SendMessageLikeEvent::new(self, content)
}
/// Run /keys/query requests for all the non-tracked users.
#[cfg(feature = "e2e-encryption")]
async fn query_keys_for_untracked_users(&self) -> Result<()> {
let olm = self.client.olm_machine().await;
let olm = olm.as_ref().expect("Olm machine wasn't started");
let members =
self.client.store().get_user_ids(self.room_id(), RoomMemberships::ACTIVE).await?;
let tracked: HashMap<_, _> = olm
.store()
.load_tracked_users()
.await?
.into_iter()
.map(|tracked| (tracked.user_id, tracked.dirty))
.collect();
// A member has no unknown devices iff it was tracked *and* the tracking is
// not considered dirty.
let members_with_unknown_devices =
members.iter().filter(|member| tracked.get(*member).map_or(true, |dirty| *dirty));
let (req_id, request) =
olm.query_keys_for_users(members_with_unknown_devices.map(|owned| owned.borrow()));
if !request.device_keys.is_empty() {
self.client.keys_query(&req_id, request.device_keys).await?;
}
Ok(())
}
/// Send a message-like event with custom JSON content to this room.
///
/// Returns the parsed response from the server.
///
/// If the encryption feature is enabled this method will transparently
/// encrypt the event if this room is encrypted (except for `m.reaction`
/// events, which are never encrypted).
///
/// This method is equivalent to the [`send()`][Self::send] method but
/// allows sending custom JSON payloads, e.g. constructed using the
/// [`serde_json::json!()`] macro.
///
/// If you want to set a transaction ID for the event, use
/// [`.with_transaction_id()`][SendRawMessageLikeEvent::with_transaction_id]
/// on the returned value before `.await`ing it.
///
/// # Arguments
///
/// * `event_type` - The type of the event.
///
/// * `content` - The content of the event as a raw JSON value. The argument
/// type can be `serde_json::Value`, but also other raw JSON types; for
/// the full list check the documentation of
/// [`IntoRawMessageLikeEventContent`].
///
/// # Examples
///
/// ```no_run
/// # use std::sync::{Arc, RwLock};
/// # use matrix_sdk::{Client, config::SyncSettings};
/// # use url::Url;
/// # use matrix_sdk::ruma::room_id;
/// # async {
/// # let homeserver = Url::parse("http://localhost:8080")?;
/// # let mut client = Client::new(homeserver).await?;
/// # let room_id = room_id!("!test:localhost");
/// use serde_json::json;
///
/// if let Some(room) = client.get_room(&room_id) {
/// room.send_raw("m.room.message", json!({ "body": "Hello world" })).await?;
/// }
/// # anyhow::Ok(()) };
/// ```
#[instrument(skip_all, fields(event_type, room_id = ?self.room_id(), transaction_id, is_room_encrypted, event_id))]
pub fn send_raw<'a>(
&'a self,
event_type: &'a str,
content: impl IntoRawMessageLikeEventContent,
) -> SendRawMessageLikeEvent<'a> {
// Note: the recorded instrument fields are saved in
// `SendRawMessageLikeEvent::into_future`.
SendRawMessageLikeEvent::new(self, event_type, content)
}
/// Send an attachment to this room.
///
/// This will upload the given data that the reader produces using the
/// [`upload()`] method and post an event to the given room.
/// If the room is encrypted and the encryption feature is enabled the
/// upload will be encrypted.
///
/// This is a convenience method that calls the
/// [`upload()`] and afterwards the [`send()`].
///
/// # Arguments
/// * `filename` - The file name.
///
/// * `content_type` - The type of the media, this will be used as the
/// content-type header.
///
/// * `reader` - A `Reader` that will be used to fetch the raw bytes of the
/// media.
///
/// * `config` - Metadata and configuration for the attachment.
///
/// # Examples
///
/// ```no_run
/// # use std::fs;
/// # use matrix_sdk::{Client, ruma::room_id, attachment::AttachmentConfig};
/// # use url::Url;
/// # use mime;
/// # async {
/// # let homeserver = Url::parse("http://localhost:8080")?;
/// # let mut client = Client::new(homeserver).await?;
/// # let room_id = room_id!("!test:localhost");
/// let mut image = fs::read("/home/example/my-cat.jpg")?;
///
/// if let Some(room) = client.get_room(&room_id) {
/// room.send_attachment(
/// "my_favorite_cat.jpg",
/// &mime::IMAGE_JPEG,
/// image,
/// AttachmentConfig::new(),
/// ).await?;
/// }
/// # anyhow::Ok(()) };
/// ```
///
/// [`upload()`]: crate::Media::upload
/// [`send()`]: Self::send
#[instrument(skip_all)]
pub fn send_attachment<'a>(
&'a self,
filename: &'a str,
content_type: &'a Mime,
data: Vec<u8>,
config: AttachmentConfig,
) -> SendAttachment<'a> {
SendAttachment::new(self, filename, content_type, data, config)
}
/// Prepare and send an attachment to this room.
///
/// This will upload the given data that the reader produces using the
/// [`upload()`](#method.upload) method and post an event to the given room.
/// If the room is encrypted and the encryption feature is enabled the
/// upload will be encrypted.
///
/// This is a convenience method that calls the
/// [`Client::upload()`](#Client::method.upload) and afterwards the
/// [`send()`](#method.send).
///
/// # Arguments
/// * `filename` - The file name.
///
/// * `content_type` - The type of the media, this will be used as the
/// content-type header.
///
/// * `reader` - A `Reader` that will be used to fetch the raw bytes of the
/// media.
///
/// * `config` - Metadata and configuration for the attachment.
///
/// * `send_progress` - An observable to transmit forward progress about the
/// upload.
///
/// * `store_in_cache` - A boolean defining whether the uploaded media will
/// be stored in the cache immediately after a successful upload.
#[instrument(skip_all)]
pub(super) async fn prepare_and_send_attachment<'a>(
&'a self,
filename: &'a str,
content_type: &'a Mime,
data: Vec<u8>,
mut config: AttachmentConfig,
send_progress: SharedObservable<TransmissionProgress>,
store_in_cache: bool,
) -> Result<send_message_event::v3::Response> {
self.ensure_room_joined()?;
let txn_id = config.txn_id.take();
let mentions = config.mentions.take();
let thumbnail = config.thumbnail.take();
// If necessary, store caching data for the thumbnail ahead of time.
let thumbnail_cache_info = if store_in_cache {
// Use a small closure returning Option to avoid an unnecessary complicated
// chain of map/and_then.
let get_info = || {
let thumbnail = thumbnail.as_ref()?;
let info = thumbnail.info.as_ref()?;
Some((thumbnail.data.clone(), info.height?, info.width?))
};
get_info()
} else {
None
};
#[cfg(feature = "e2e-encryption")]
let (media_source, thumbnail) = if self.is_encrypted().await? {
self.client
.upload_encrypted_media_and_thumbnail(content_type, &data, thumbnail, send_progress)
.await?
} else {
self.client
.media()
.upload_plain_media_and_thumbnail(
content_type,
// TODO: get rid of this clone; wait for Ruma to use `Bytes` or something
// similar.
data.clone(),
thumbnail,
send_progress,
)
.await?
};
#[cfg(not(feature = "e2e-encryption"))]
let (media_source, thumbnail) = self
.client
.media()
.upload_plain_media_and_thumbnail(content_type, data.clone(), thumbnail, send_progress)
.await?;
if store_in_cache {
let cache_store_lock_guard = self.client.event_cache_store().lock().await?;
// A failure to cache shouldn't prevent the whole upload from finishing
// properly, so only log errors during caching.
debug!("caching the media");
let request =
MediaRequestParameters { source: media_source.clone(), format: MediaFormat::File };
if let Err(err) = cache_store_lock_guard.add_media_content(&request, data).await {
warn!("unable to cache the media after uploading it: {err}");
}
if let Some(((data, height, width), source)) =
thumbnail_cache_info.zip(thumbnail.as_ref().map(|tuple| &tuple.0))
{
debug!("caching the thumbnail");
let request = MediaRequestParameters {
source: source.clone(),
format: MediaFormat::Thumbnail(MediaThumbnailSettings::new(width, height)),
};
if let Err(err) = cache_store_lock_guard.add_media_content(&request, data).await {
warn!("unable to cache the media after uploading it: {err}");
}
}
}
let content = Self::make_attachment_event(
self.make_attachment_type(
content_type,
filename,
media_source,
config.caption,
config.formatted_caption,
config.info,
thumbnail,
),
mentions,
);
let mut fut = self.send(content);
if let Some(txn_id) = txn_id {
fut = fut.with_transaction_id(txn_id);
}
fut.await
}
/// Creates the inner [`MessageType`] for an already-uploaded media file
/// provided by its source.
#[allow(clippy::too_many_arguments)]
pub(crate) fn make_attachment_type(
&self,
content_type: &Mime,
filename: &str,
source: MediaSource,
caption: Option<String>,
formatted_caption: Option<FormattedBody>,
info: Option<AttachmentInfo>,
thumbnail: Option<(MediaSource, Box<ThumbnailInfo>)>,
) -> MessageType {
// If caption is set, use it as body, and filename as the file name; otherwise,
// body is the filename, and the filename is not set.
// https://github.com/matrix-org/matrix-spec-proposals/blob/main/proposals/2530-body-as-caption.md
let (body, filename) = match caption {
Some(caption) => (caption, Some(filename.to_owned())),
None => (filename.to_owned(), None),
};
let (thumbnail_source, thumbnail_info) = thumbnail.unzip();
match content_type.type_() {
mime::IMAGE => {
let info = assign!(info.map(ImageInfo::from).unwrap_or_default(), {
mimetype: Some(content_type.as_ref().to_owned()),
thumbnail_source,
thumbnail_info
});
let content = assign!(ImageMessageEventContent::new(body, source), {
info: Some(Box::new(info)),
formatted: formatted_caption,
filename
});
MessageType::Image(content)
}
mime::AUDIO => {
let mut content = AudioMessageEventContent::new(body, source);
if let Some(AttachmentInfo::Voice { audio_info, waveform: Some(waveform_vec) }) =
&info
{
if let Some(duration) = audio_info.duration {
let waveform = waveform_vec.iter().map(|v| (*v).into()).collect();
content.audio =
Some(UnstableAudioDetailsContentBlock::new(duration, waveform));
}
content.voice = Some(UnstableVoiceContentBlock::new());
}
let mut audio_info = info.map(AudioInfo::from).unwrap_or_default();
audio_info.mimetype = Some(content_type.as_ref().to_owned());
let content = content.info(Box::new(audio_info));
MessageType::Audio(content)
}
mime::VIDEO => {
let info = assign!(info.map(VideoInfo::from).unwrap_or_default(), {
mimetype: Some(content_type.as_ref().to_owned()),
thumbnail_source,
thumbnail_info
});
let content = assign!(VideoMessageEventContent::new(body, source), {
info: Some(Box::new(info)),
formatted: formatted_caption,
filename
});
MessageType::Video(content)
}
_ => {
let info = assign!(info.map(FileInfo::from).unwrap_or_default(), {
mimetype: Some(content_type.as_ref().to_owned()),
thumbnail_source,
thumbnail_info
});
let content = assign!(FileMessageEventContent::new(body, source), {
info: Some(Box::new(info))
});
MessageType::File(content)
}
}
}
/// Creates the [`RoomMessageEventContent`] based on the message type and
/// mentions.
pub(crate) fn make_attachment_event(
msg_type: MessageType,
mentions: Option<Mentions>,
) -> RoomMessageEventContent {
let mut content = RoomMessageEventContent::new(msg_type);
if let Some(mentions) = mentions {
content = content.add_mentions(mentions);
}
content
}
/// Update the power levels of a select set of users of this room.
///
/// Issue a `power_levels` state event request to the server, changing the
/// given UserId -> Int levels. May fail if the `power_levels` aren't
/// locally known yet or the server rejects the state event update, e.g.
/// because of insufficient permissions. Neither permissions to update
/// nor whether the data might be stale is checked prior to issuing the
/// request.
pub async fn update_power_levels(
&self,
updates: Vec<(&UserId, Int)>,
) -> Result<send_state_event::v3::Response> {
let mut power_levels = self.power_levels().await?;
for (user_id, new_level) in updates {
if new_level == power_levels.users_default {
power_levels.users.remove(user_id);
} else {
power_levels.users.insert(user_id.to_owned(), new_level);
}
}
self.send_state_event(RoomPowerLevelsEventContent::from(power_levels)).await
}
/// Applies a set of power level changes to this room.
///
/// Any values that are `None` in the given `RoomPowerLevelChanges` will
/// remain unchanged.
pub async fn apply_power_level_changes(&self, changes: RoomPowerLevelChanges) -> Result<()> {
let mut power_levels = self.power_levels().await?;
power_levels.apply(changes)?;
self.send_state_event(RoomPowerLevelsEventContent::from(power_levels)).await?;
Ok(())
}
/// Resets the room's power levels to the default values
///
/// [spec]: https://spec.matrix.org/v1.9/client-server-api/#mroompower_levels
pub async fn reset_power_levels(&self) -> Result<RoomPowerLevels> {
let default_power_levels = RoomPowerLevels::from(RoomPowerLevelsEventContent::new());
let changes = RoomPowerLevelChanges::from(default_power_levels);
self.apply_power_level_changes(changes).await?;
Ok(self.power_levels().await?)
}
/// Gets the suggested role for the user with the provided `user_id`.
///
/// This method checks the `RoomPowerLevels` events instead of loading the
/// member list and looking for the member.
pub async fn get_suggested_user_role(&self, user_id: &UserId) -> Result<RoomMemberRole> {
let power_level = self.get_user_power_level(user_id).await?;
Ok(RoomMemberRole::suggested_role_for_power_level(power_level))
}
/// Gets the power level the user with the provided `user_id`.
///
/// This method checks the `RoomPowerLevels` events instead of loading the
/// member list and looking for the member.
pub async fn get_user_power_level(&self, user_id: &UserId) -> Result<i64> {
let event = self.power_levels().await?;
Ok(event.for_user(user_id).into())
}
/// Gets a map with the `UserId` of users with power levels other than `0`
/// and this power level.
pub async fn users_with_power_levels(&self) -> HashMap<OwnedUserId, i64> {
let power_levels = self.power_levels().await.ok();
let mut user_power_levels = HashMap::<OwnedUserId, i64>::new();
if let Some(power_levels) = power_levels {
for (id, level) in power_levels.users.into_iter() {
user_power_levels.insert(id, level.into());
}
}
user_power_levels
}
/// Sets the name of this room.
pub async fn set_name(&self, name: String) -> Result<send_state_event::v3::Response> {
self.send_state_event(RoomNameEventContent::new(name)).await
}
/// Sets a new topic for this room.
pub async fn set_room_topic(&self, topic: &str) -> Result<send_state_event::v3::Response> {
self.send_state_event(RoomTopicEventContent::new(topic.into())).await
}
/// Sets the new avatar url for this room.
///
/// # Arguments
/// * `avatar_url` - The owned matrix uri that represents the avatar
/// * `info` - The optional image info that can be provided for the avatar
pub async fn set_avatar_url(
&self,
url: &MxcUri,
info: Option<avatar::ImageInfo>,
) -> Result<send_state_event::v3::Response> {
self.ensure_room_joined()?;
let mut room_avatar_event = RoomAvatarEventContent::new();
room_avatar_event.url = Some(url.to_owned());
room_avatar_event.info = info.map(Box::new);
self.send_state_event(room_avatar_event).await
}
/// Removes the avatar from the room
pub async fn remove_avatar(&self) -> Result<send_state_event::v3::Response> {
self.send_state_event(RoomAvatarEventContent::new()).await
}
/// Uploads a new avatar for this room.
///
/// # Arguments
/// * `mime` - The mime type describing the data
/// * `data` - The data representation of the avatar
/// * `info` - The optional image info provided for the avatar, the blurhash
/// and the mimetype will always be updated
pub async fn upload_avatar(
&self,
mime: &Mime,
data: Vec<u8>,
info: Option<avatar::ImageInfo>,
) -> Result<send_state_event::v3::Response> {
self.ensure_room_joined()?;
let upload_response = self.client.media().upload(mime, data, None).await?;
let mut info = info.unwrap_or_default();
info.blurhash = upload_response.blurhash;
info.mimetype = Some(mime.to_string());
self.set_avatar_url(&upload_response.content_uri, Some(info)).await
}
/// Send a state event with an empty state key to the homeserver.
///
/// For state events with a non-empty state key, see
/// [`send_state_event_for_key`][Self::send_state_event_for_key].
///
/// Returns the parsed response from the server.
///
/// # Arguments
///
/// * `content` - The content of the state event.
///
/// # Examples
///
/// ```no_run
/// # use serde::{Deserialize, Serialize};
/// # async {
/// # let joined_room: matrix_sdk::Room = todo!();
/// use matrix_sdk::ruma::{
/// events::{
/// macros::EventContent, room::encryption::RoomEncryptionEventContent,
/// EmptyStateKey,
/// },
/// EventEncryptionAlgorithm,
/// };
///
/// let encryption_event_content = RoomEncryptionEventContent::new(
/// EventEncryptionAlgorithm::MegolmV1AesSha2,
/// );
/// joined_room.send_state_event(encryption_event_content).await?;
///
/// // Custom event:
/// #[derive(Clone, Debug, Deserialize, Serialize, EventContent)]
/// #[ruma_event(
/// type = "org.matrix.msc_9000.xxx",
/// kind = State,
/// state_key_type = EmptyStateKey,
/// )]
/// struct XxxStateEventContent {/* fields... */}
///
/// let content: XxxStateEventContent = todo!();
/// joined_room.send_state_event(content).await?;
/// # anyhow::Ok(()) };
/// ```
#[instrument(skip_all)]
pub async fn send_state_event(
&self,
content: impl StateEventContent<StateKey = EmptyStateKey>,
) -> Result<send_state_event::v3::Response> {
self.send_state_event_for_key(&EmptyStateKey, content).await
}
/// Send a state event to the homeserver.
///
/// Returns the parsed response from the server.
///
/// # Arguments
///
/// * `content` - The content of the state event.
///
/// * `state_key` - A unique key which defines the overwriting semantics for
/// this piece of room state.
///
/// # Examples
///
/// ```no_run
/// # use serde::{Deserialize, Serialize};
/// # async {
/// # let joined_room: matrix_sdk::Room = todo!();
/// use matrix_sdk::ruma::{
/// events::{
/// macros::EventContent,
/// room::member::{RoomMemberEventContent, MembershipState},
/// },
/// mxc_uri,
/// };
///
/// let avatar_url = mxc_uri!("mxc://example.org/avatar").to_owned();
/// let mut content = RoomMemberEventContent::new(MembershipState::Join);
/// content.avatar_url = Some(avatar_url);
///
/// joined_room.send_state_event_for_key(ruma::user_id!("@foo:bar.com"), content).await?;
///
/// // Custom event:
/// #[derive(Clone, Debug, Deserialize, Serialize, EventContent)]
/// #[ruma_event(type = "org.matrix.msc_9000.xxx", kind = State, state_key_type = String)]
/// struct XxxStateEventContent { /* fields... */ }
///
/// let content: XxxStateEventContent = todo!();
/// joined_room.send_state_event_for_key("foo", content).await?;
/// # anyhow::Ok(()) };
/// ```
pub async fn send_state_event_for_key<C, K>(
&self,
state_key: &K,
content: C,
) -> Result<send_state_event::v3::Response>
where
C: StateEventContent,
C::StateKey: Borrow<K>,
K: AsRef<str> + ?Sized,
{
self.ensure_room_joined()?;
let request =
send_state_event::v3::Request::new(self.room_id().to_owned(), state_key, &content)?;
let response = self.client.send(request, None).await?;
Ok(response)
}
/// Send a raw room state event to the homeserver.
///
/// Returns the parsed response from the server.
///
/// # Arguments
///
/// * `event_type` - The type of the event that we're sending out.
///
/// * `state_key` - A unique key which defines the overwriting semantics for
/// this piece of room state. This value is often a zero-length string.
///
/// * `content` - The content of the event as a raw JSON value. The argument
/// type can be `serde_json::Value`, but also other raw JSON types; for
/// the full list check the documentation of [`IntoRawStateEventContent`].
///
/// # Examples
///
/// ```no_run
/// use serde_json::json;
///
/// # async {
/// # let homeserver = url::Url::parse("http://localhost:8080")?;
/// # let mut client = matrix_sdk::Client::new(homeserver).await?;
/// # let room_id = matrix_sdk::ruma::room_id!("!test:localhost");
///
/// if let Some(room) = client.get_room(&room_id) {
/// room.send_state_event_raw("m.room.member", "", json!({
/// "avatar_url": "mxc://example.org/SEsfnsuifSDFSSEF",
/// "displayname": "Alice Margatroid",
/// "membership": "join",
/// })).await?;
/// }
/// # anyhow::Ok(()) };
/// ```
#[instrument(skip_all)]
pub async fn send_state_event_raw(
&self,
event_type: &str,
state_key: &str,
content: impl IntoRawStateEventContent,
) -> Result<send_state_event::v3::Response> {
self.ensure_room_joined()?;
let request = send_state_event::v3::Request::new_raw(
self.room_id().to_owned(),
event_type.into(),
state_key.to_owned(),
content.into_raw_state_event_content(),
);
Ok(self.client.send(request, None).await?)
}
/// Strips all information out of an event of the room.
///
/// Returns the [`redact_event::v3::Response`] from the server.
///
/// This cannot be undone. Users may redact their own events, and any user
/// with a power level greater than or equal to the redact power level of
/// the room may redact events there.
///
/// # Arguments
///
/// * `event_id` - The ID of the event to redact
///
/// * `reason` - The reason for the event being redacted.
///
/// * `txn_id` - A unique ID that can be attached to this event as
/// its transaction ID. If not given one is created for the message.
///
/// # Examples
///
/// ```no_run
/// use matrix_sdk::ruma::event_id;
///
/// # async {
/// # let homeserver = url::Url::parse("http://localhost:8080")?;
/// # let mut client = matrix_sdk::Client::new(homeserver).await?;
/// # let room_id = matrix_sdk::ruma::room_id!("!test:localhost");
/// #
/// if let Some(room) = client.get_room(&room_id) {
/// let event_id = event_id!("$xxxxxx:example.org");
/// let reason = Some("Indecent material");
/// room.redact(&event_id, reason, None).await?;
/// }
/// # anyhow::Ok(()) };
/// ```
#[instrument(skip_all)]
pub async fn redact(
&self,
event_id: &EventId,
reason: Option<&str>,
txn_id: Option<OwnedTransactionId>,
) -> HttpResult<redact_event::v3::Response> {
let txn_id = txn_id.unwrap_or_else(TransactionId::new);
let request = assign!(
redact_event::v3::Request::new(self.room_id().to_owned(), event_id.to_owned(), txn_id),
{ reason: reason.map(ToOwned::to_owned) }
);
self.client.send(request, None).await
}
/// Returns true if the user with the given user_id is able to redact
/// their own messages in the room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_redact_own(&self, user_id: &UserId) -> Result<bool> {
Ok(self.power_levels().await?.user_can_redact_own_event(user_id))
}
/// Returns true if the user with the given user_id is able to redact
/// messages of other users in the room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_redact_other(&self, user_id: &UserId) -> Result<bool> {
Ok(self.power_levels().await?.user_can_redact_event_of_other(user_id))
}
/// Returns true if the user with the given user_id is able to ban in the
/// room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_ban(&self, user_id: &UserId) -> Result<bool> {
Ok(self.power_levels().await?.user_can_ban(user_id))
}
/// Returns true if the user with the given user_id is able to kick in the
/// room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_invite(&self, user_id: &UserId) -> Result<bool> {
Ok(self.power_levels().await?.user_can_invite(user_id))
}
/// Returns true if the user with the given user_id is able to kick in the
/// room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_kick(&self, user_id: &UserId) -> Result<bool> {
Ok(self.power_levels().await?.user_can_kick(user_id))
}
/// Returns true if the user with the given user_id is able to send a
/// specific state event type in the room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_send_state(
&self,
user_id: &UserId,
state_event: StateEventType,
) -> Result<bool> {
Ok(self.power_levels().await?.user_can_send_state(user_id, state_event))
}
/// Returns true if the user with the given user_id is able to send a
/// specific message type in the room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_send_message(
&self,
user_id: &UserId,
message: MessageLikeEventType,
) -> Result<bool> {
Ok(self.power_levels().await?.user_can_send_message(user_id, message))
}
/// Returns true if the user with the given user_id is able to pin or unpin
/// events in the room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_pin_unpin(&self, user_id: &UserId) -> Result<bool> {
Ok(self
.power_levels()
.await?
.user_can_send_state(user_id, StateEventType::RoomPinnedEvents))
}
/// Returns true if the user with the given user_id is able to trigger a
/// notification in the room.
///
/// The call may fail if there is an error in getting the power levels.
pub async fn can_user_trigger_room_notification(&self, user_id: &UserId) -> Result<bool> {
Ok(self.power_levels().await?.user_can_trigger_room_notification(user_id))
}
/// Get a list of servers that should know this room.
///
/// Uses the synced members of the room and the suggested [routing
/// algorithm] from the Matrix spec.
///
/// Returns at most three servers.
///
/// [routing algorithm]: https://spec.matrix.org/v1.3/appendices/#routing
pub async fn route(&self) -> Result<Vec<OwnedServerName>> {
let acl_ev = self
.get_state_event_static::<RoomServerAclEventContent>()
.await?
.and_then(|ev| ev.deserialize().ok());
let acl = acl_ev.as_ref().and_then(|ev| match ev {
SyncOrStrippedState::Sync(ev) => ev.as_original().map(|ev| &ev.content),
SyncOrStrippedState::Stripped(ev) => Some(&ev.content),
});
// Filter out server names that:
// - Are blocked due to server ACLs
// - Are IP addresses
let members: Vec<_> = self
.members_no_sync(RoomMemberships::JOIN)
.await?
.into_iter()
.filter(|member| {
let server = member.user_id().server_name();
acl.filter(|acl| !acl.is_allowed(server)).is_none() && !server.is_ip_literal()
})
.collect();
// Get the server of the highest power level user in the room, provided
// they are at least power level 50.
let max = members
.iter()
.max_by_key(|member| member.power_level())
.filter(|max| max.power_level() >= 50)
.map(|member| member.user_id().server_name());
// Sort the servers by population.
let servers = members
.iter()
.map(|member| member.user_id().server_name())
.filter(|server| max.filter(|max| max == server).is_none())
.fold(BTreeMap::<_, u32>::new(), |mut servers, server| {
*servers.entry(server).or_default() += 1;
servers
});
let mut servers: Vec<_> = servers.into_iter().collect();
servers.sort_unstable_by(|(_, count_a), (_, count_b)| count_b.cmp(count_a));
Ok(max
.into_iter()
.chain(servers.into_iter().map(|(name, _)| name))
.take(3)
.map(ToOwned::to_owned)
.collect())
}
/// Get a `matrix.to` permalink to this room.
///
/// If this room has an alias, we use it. Otherwise, we try to use the
/// synced members in the room for [routing] the room ID.
///
/// [routing]: https://spec.matrix.org/v1.3/appendices/#routing
pub async fn matrix_to_permalink(&self) -> Result<MatrixToUri> {
if let Some(alias) = self.canonical_alias().or_else(|| self.alt_aliases().pop()) {
return Ok(alias.matrix_to_uri());
}
let via = self.route().await?;
Ok(self.room_id().matrix_to_uri_via(via))
}
/// Get a `matrix:` permalink to this room.
///
/// If this room has an alias, we use it. Otherwise, we try to use the
/// synced members in the room for [routing] the room ID.
///
/// # Arguments
///
/// * `join` - Whether the user should join the room.
///
/// [routing]: https://spec.matrix.org/v1.3/appendices/#routing
pub async fn matrix_permalink(&self, join: bool) -> Result<MatrixUri> {
if let Some(alias) = self.canonical_alias().or_else(|| self.alt_aliases().pop()) {
return Ok(alias.matrix_uri(join));
}
let via = self.route().await?;
Ok(self.room_id().matrix_uri_via(via, join))
}
/// Get a `matrix.to` permalink to an event in this room.
///
/// We try to use the synced members in the room for [routing] the room ID.
///
/// *Note*: This method does not check if the given event ID is actually
/// part of this room. It needs to be checked before calling this method
/// otherwise the permalink won't work.
///
/// # Arguments
///
/// * `event_id` - The ID of the event.
///
/// [routing]: https://spec.matrix.org/v1.3/appendices/#routing
pub async fn matrix_to_event_permalink(
&self,
event_id: impl Into<OwnedEventId>,
) -> Result<MatrixToUri> {
// Don't use the alias because an event is tied to a room ID, but an
// alias might point to another room, e.g. after a room upgrade.
let via = self.route().await?;
Ok(self.room_id().matrix_to_event_uri_via(event_id, via))
}
/// Get a `matrix:` permalink to an event in this room.
///
/// We try to use the synced members in the room for [routing] the room ID.
///
/// *Note*: This method does not check if the given event ID is actually
/// part of this room. It needs to be checked before calling this method
/// otherwise the permalink won't work.
///
/// # Arguments
///
/// * `event_id` - The ID of the event.
///
/// [routing]: https://spec.matrix.org/v1.3/appendices/#routing
pub async fn matrix_event_permalink(
&self,
event_id: impl Into<OwnedEventId>,
) -> Result<MatrixUri> {
// Don't use the alias because an event is tied to a room ID, but an
// alias might point to another room, e.g. after a room upgrade.
let via = self.route().await?;
Ok(self.room_id().matrix_event_uri_via(event_id, via))
}
/// Get the latest receipt of a user in this room.
///
/// # Arguments
///
/// * `receipt_type` - The type of receipt to get.
///
/// * `thread` - The thread containing the event of the receipt, if any.
///
/// * `user_id` - The ID of the user.
///
/// Returns the ID of the event on which the receipt applies and the
/// receipt.
pub async fn load_user_receipt(
&self,
receipt_type: ReceiptType,
thread: ReceiptThread,
user_id: &UserId,
) -> Result<Option<(OwnedEventId, Receipt)>> {
self.inner.load_user_receipt(receipt_type, thread, user_id).await.map_err(Into::into)
}
/// Load the receipts for an event in this room from storage.
///
/// # Arguments
///
/// * `receipt_type` - The type of receipt to get.
///
/// * `thread` - The thread containing the event of the receipt, if any.
///
/// * `event_id` - The ID of the event.
///
/// Returns a list of IDs of users who have sent a receipt for the event and
/// the corresponding receipts.
pub async fn load_event_receipts(
&self,
receipt_type: ReceiptType,
thread: ReceiptThread,
event_id: &EventId,
) -> Result<Vec<(OwnedUserId, Receipt)>> {
self.inner.load_event_receipts(receipt_type, thread, event_id).await.map_err(Into::into)
}
/// Get the push context for this room.
///
/// Returns `None` if some data couldn't be found. This should only happen
/// in brand new rooms, while we process its state.
pub async fn push_context(&self) -> Result<Option<PushConditionRoomCtx>> {
let room_id = self.room_id();
let user_id = self.own_user_id();
let room_info = self.clone_info();
let member_count = room_info.active_members_count();
let user_display_name = if let Some(member) = self.get_member_no_sync(user_id).await? {
member.name().to_owned()
} else {
return Ok(None);
};
let power_levels = self
.get_state_event_static::<RoomPowerLevelsEventContent>()
.await?
.and_then(|e| e.deserialize().ok())
.map(|e| e.power_levels().into());
Ok(Some(PushConditionRoomCtx {
user_id: user_id.to_owned(),
room_id: room_id.to_owned(),
member_count: UInt::new(member_count).unwrap_or(UInt::MAX),
user_display_name,
power_levels,
}))
}
/// Get the push actions for the given event with the current room state.
///
/// Note that it is possible that no push action is returned because the
/// current room state does not have all the required state events.
pub async fn event_push_actions<T>(&self, event: &Raw<T>) -> Result<Option<Vec<Action>>> {
let Some(push_context) = self.push_context().await? else {
debug!("Could not aggregate push context");
return Ok(None);
};
let push_rules = self.client().account().push_rules().await?;
Ok(Some(push_rules.get_actions(event, &push_context).to_owned()))
}
/// The membership details of the (latest) invite for the logged-in user in
/// this room.
pub async fn invite_details(&self) -> Result<Invite> {
let state = self.state();
if state != RoomState::Invited {
return Err(Error::WrongRoomState(WrongRoomState::new("Invited", state)));
}
let invitee = self
.get_member_no_sync(self.own_user_id())
.await?
.ok_or_else(|| Error::UnknownError(Box::new(InvitationError::EventMissing)))?;
let event = invitee.event();
let inviter_id = event.sender();
let inviter = self.get_member_no_sync(inviter_id).await?;
Ok(Invite { invitee, inviter })
}
/// Forget this room.
///
/// This communicates to the homeserver that it should forget the room.
///
/// Only left rooms can be forgotten.
pub async fn forget(&self) -> Result<()> {
let state = self.state();
if state != RoomState::Left {
return Err(Error::WrongRoomState(WrongRoomState::new("Left", state)));
}
let request = forget_room::v3::Request::new(self.inner.room_id().to_owned());
let _response = self.client.send(request, None).await?;
// If it was a DM, remove the room from the `m.direct` global account data.
if self.inner.direct_targets_length() != 0 {
if let Err(e) = self.set_is_direct(false).await {
// It is not important whether we managed to remove the room, it will not have
// any consequences, so just log the error.
warn!(room_id = ?self.room_id(), "failed to remove room from m.direct account data: {e}");
}
}
self.client.base_client().forget_room(self.inner.room_id()).await?;
Ok(())
}
fn ensure_room_joined(&self) -> Result<()> {
let state = self.state();
if state == RoomState::Joined {
Ok(())
} else {
Err(Error::WrongRoomState(WrongRoomState::new("Joined", state)))
}
}
/// Get the notification mode.
pub async fn notification_mode(&self) -> Option<RoomNotificationMode> {
if !matches!(self.state(), RoomState::Joined) {
return None;
}
let notification_settings = self.client().notification_settings().await;
// Get the user-defined mode if available
let notification_mode =
notification_settings.get_user_defined_room_notification_mode(self.room_id()).await;
if notification_mode.is_some() {
notification_mode
} else if let Ok(is_encrypted) = self.is_encrypted().await {
// Otherwise, if encrypted status is available, get the default mode for this
// type of room.
// From the point of view of notification settings, a `one-to-one` room is one
// that involves exactly two people.
let is_one_to_one = IsOneToOne::from(self.active_members_count() == 2);
let default_mode = notification_settings
.get_default_room_notification_mode(IsEncrypted::from(is_encrypted), is_one_to_one)
.await;
Some(default_mode)
} else {
None
}
}
/// Get the user-defined notification mode.
///
/// The result is cached for fast and non-async call. To read the cached
/// result, use
/// [`matrix_sdk_base::Room::cached_user_defined_notification_mode`].
//
// Note for maintainers:
//
// The fact the result is cached is an important property. If you change that in
// the future, please review all calls to this method.
pub async fn user_defined_notification_mode(&self) -> Option<RoomNotificationMode> {
if !matches!(self.state(), RoomState::Joined) {
return None;
}
let notification_settings = self.client().notification_settings().await;
// Get the user-defined mode if available
let mode =
notification_settings.get_user_defined_room_notification_mode(self.room_id()).await;
if let Some(mode) = mode {
self.update_cached_user_defined_notification_mode(mode);
}
mode
}
/// Report an event as inappropriate to the homeserver's administrator.
///
/// # Arguments
///
/// * `event_id` - The ID of the event to report.
/// * `score` - The score to rate this content.
/// * `reason` - The reason the content is being reported.
///
/// # Errors
///
/// Returns an error if the room is not joined or if an error occurs with
/// the request.
pub async fn report_content(
&self,
event_id: OwnedEventId,
score: Option<ReportedContentScore>,
reason: Option<String>,
) -> Result<report_content::v3::Response> {
let state = self.state();
if state != RoomState::Joined {
return Err(Error::WrongRoomState(WrongRoomState::new("Joined", state)));
}
let request = report_content::v3::Request::new(
self.inner.room_id().to_owned(),
event_id,
score.map(Into::into),
reason,
);
Ok(self.client.send(request, None).await?)
}
/// Set a flag on the room to indicate that the user has explicitly marked
/// it as (un)read.
pub async fn set_unread_flag(&self, unread: bool) -> Result<()> {
let user_id = self.client.user_id().ok_or(Error::AuthenticationRequired)?;
let content = UnstableMarkedUnreadEventContent::from(MarkedUnreadEventContent::new(unread));
let request = set_room_account_data::v3::Request::new(
user_id.to_owned(),
self.inner.room_id().to_owned(),
&content,
)?;
self.client.send(request, None).await?;
Ok(())
}
/// Returns the [`RoomEventCache`] associated to this room, assuming the
/// global [`EventCache`] has been enabled for subscription.
pub async fn event_cache(
&self,
) -> event_cache::Result<(RoomEventCache, Arc<EventCacheDropHandles>)> {
self.client.event_cache().for_room(self.room_id()).await
}
/// This will only send a call notification event if appropriate.
///
/// This function is supposed to be called whenever the user creates a room
/// call. It will send a `m.call.notify` event if:
/// - there is not yet a running call.
///
/// It will configure the notify type: ring or notify based on:
/// - is this a DM room -> ring
/// - is this a group with more than one other member -> notify
pub async fn send_call_notification_if_needed(&self) -> Result<()> {
if self.has_active_room_call() {
return Ok(());
}
self.send_call_notification(
self.room_id().to_string().to_owned(),
ApplicationType::Call,
if self.is_direct().await.unwrap_or(false) {
NotifyType::Ring
} else {
NotifyType::Notify
},
Mentions::with_room_mention(),
)
.await?;
Ok(())
}
/// Get the beacon information event in the room for the current user.
///
/// # Errors
///
/// Returns an error if the event is redacted, stripped, not found or could
/// not be deserialized.
async fn get_user_beacon_info(
&self,
) -> Result<OriginalSyncStateEvent<BeaconInfoEventContent>, BeaconError> {
let raw_event = self
.get_state_event_static_for_key::<BeaconInfoEventContent, _>(self.own_user_id())
.await?
.ok_or(BeaconError::NotFound)?;
match raw_event.deserialize()? {
SyncOrStrippedState::Sync(SyncStateEvent::Original(beacon_info)) => Ok(beacon_info),
SyncOrStrippedState::Sync(SyncStateEvent::Redacted(_)) => Err(BeaconError::Redacted),
SyncOrStrippedState::Stripped(_) => Err(BeaconError::Stripped),
}
}
/// Start sharing live location in the room.
///
/// # Arguments
///
/// * `duration_millis` - The duration for which the live location is
/// shared, in milliseconds.
/// * `description` - An optional description for the live location share.
///
/// # Errors
///
/// Returns an error if the room is not joined or if the state event could
/// not be sent.
pub async fn start_live_location_share(
&self,
duration_millis: u64,
description: Option<String>,
) -> Result<send_state_event::v3::Response> {
self.ensure_room_joined()?;
self.send_state_event_for_key(
self.own_user_id(),
BeaconInfoEventContent::new(
description,
Duration::from_millis(duration_millis),
true,
None,
),
)
.await
}
/// Stop sharing live location in the room.
///
/// # Errors
///
/// Returns an error if the room is not joined, if the beacon information
/// is redacted or stripped, or if the state event is not found.
pub async fn stop_live_location_share(
&self,
) -> Result<send_state_event::v3::Response, BeaconError> {
self.ensure_room_joined()?;
let mut beacon_info_event = self.get_user_beacon_info().await?;
beacon_info_event.content.stop();
Ok(self.send_state_event_for_key(self.own_user_id(), beacon_info_event.content).await?)
}
/// Send a location beacon event in the current room.
///
/// # Arguments
///
/// * `geo_uri` - The geo URI of the location beacon.
///
/// # Errors
///
/// Returns an error if the room is not joined, if the beacon information
/// is redacted or stripped, if the location share is no longer live,
/// or if the state event is not found.
pub async fn send_location_beacon(
&self,
geo_uri: String,
) -> Result<send_message_event::v3::Response, BeaconError> {
self.ensure_room_joined()?;
let beacon_info_event = self.get_user_beacon_info().await?;
if beacon_info_event.content.is_live() {
let content = BeaconEventContent::new(beacon_info_event.event_id, geo_uri, None);
Ok(self.send(content).await?)
} else {
Err(BeaconError::NotLive)
}
}
/// Send a call notification event in the current room.
///
/// This is only supposed to be used in **custom** situations where the user
/// explicitly chooses to send a `m.call.notify` event to invite/notify
/// someone explicitly in unusual conditions. The default should be to
/// use `send_call_notification_if_needed` just before a new room call is
/// created/joined.
///
/// One example could be that the UI allows to start a call with a subset of
/// users of the room members first. And then later on the user can
/// invite more users to the call.
pub async fn send_call_notification(
&self,
call_id: String,
application: ApplicationType,
notify_type: NotifyType,
mentions: Mentions,
) -> Result<()> {
let call_notify_event_content =
CallNotifyEventContent::new(call_id, application, notify_type, mentions);
self.send(call_notify_event_content).await?;
Ok(())
}
/// Store the given `ComposerDraft` in the state store using the current
/// room id, as identifier.
pub async fn save_composer_draft(&self, draft: ComposerDraft) -> Result<()> {
self.client
.store()
.set_kv_data(
StateStoreDataKey::ComposerDraft(self.room_id()),
StateStoreDataValue::ComposerDraft(draft),
)
.await?;
Ok(())
}
/// Retrieve the `ComposerDraft` stored in the state store for this room.
pub async fn load_composer_draft(&self) -> Result<Option<ComposerDraft>> {
let data = self
.client
.store()
.get_kv_data(StateStoreDataKey::ComposerDraft(self.room_id()))
.await?;
Ok(data.and_then(|d| d.into_composer_draft()))
}
/// Remove the `ComposerDraft` stored in the state store for this room.
pub async fn clear_composer_draft(&self) -> Result<()> {
self.client
.store()
.remove_kv_data(StateStoreDataKey::ComposerDraft(self.room_id()))
.await?;
Ok(())
}
/// Load pinned state events for a room from the `/state` endpoint in the
/// home server.
pub async fn load_pinned_events(&self) -> Result<Option<Vec<OwnedEventId>>> {
let response = self
.client
.send(
get_state_events_for_key::v3::Request::new(
self.room_id().to_owned(),
StateEventType::RoomPinnedEvents,
"".to_owned(),
),
None,
)
.await;
match response {
Ok(response) => {
Ok(Some(response.content.deserialize_as::<RoomPinnedEventsEventContent>()?.pinned))
}
Err(http_error) => match http_error.as_client_api_error() {
Some(error) if error.status_code == StatusCode::NOT_FOUND => Ok(None),
_ => Err(http_error.into()),
},
}
}
}
#[cfg(all(feature = "e2e-encryption", not(target_arch = "wasm32")))]
#[async_trait]
impl RoomIdentityProvider for Room {
async fn is_member(&self, user_id: &UserId) -> bool {
self.get_member(user_id).await.unwrap_or(None).is_some()
}
async fn member_identities(&self) -> Vec<UserIdentity> {
let members = self
.members(RoomMemberships::JOIN | RoomMemberships::INVITE)
.await
.unwrap_or_else(|_| Default::default());
let mut ret: Vec<UserIdentity> = Vec::new();
for member in members {
if let Some(i) = self.user_identity(member.user_id()).await {
ret.push(i);
}
}
ret
}
async fn user_identity(&self, user_id: &UserId) -> Option<UserIdentity> {
self.client
.encryption()
.get_user_identity(user_id)
.await
.unwrap_or(None)
.map(|u| u.underlying_identity())
}
}
/// A wrapper for a weak client and a room id that allows to lazily retrieve a
/// room, only when needed.
#[derive(Clone)]
pub(crate) struct WeakRoom {
client: WeakClient,
room_id: OwnedRoomId,
}
impl WeakRoom {
/// Create a new `WeakRoom` given its weak components.
pub fn new(client: WeakClient, room_id: OwnedRoomId) -> Self {
Self { client, room_id }
}
/// Attempts to reconstruct the room.
pub fn get(&self) -> Option<Room> {
self.client.get().and_then(|client| client.get_room(&self.room_id))
}
/// The room id for that room.
pub fn room_id(&self) -> &RoomId {
&self.room_id
}
}
/// Details of the (latest) invite.
#[derive(Debug, Clone)]
pub struct Invite {
/// Who has been invited.
pub invitee: RoomMember,
/// Who sent the invite.
pub inviter: Option<RoomMember>,
}
#[derive(Error, Debug)]
enum InvitationError {
#[error("No membership event found")]
EventMissing,
}
/// Receipts to send all at once.
#[derive(Debug, Clone, Default)]
#[non_exhaustive]
pub struct Receipts {
/// Fully-read marker (room account data).
pub fully_read: Option<OwnedEventId>,
/// Read receipt (public ephemeral room event).
pub public_read_receipt: Option<OwnedEventId>,
/// Read receipt (private ephemeral room event).
pub private_read_receipt: Option<OwnedEventId>,
}
impl Receipts {
/// Create an empty `Receipts`.
pub fn new() -> Self {
Self::default()
}
/// Set the last event the user has read.
///
/// It means that the user has read all the events before this event.
///
/// This is a private marker only visible by the user.
///
/// Note that this is technically not a receipt as it is persisted in the
/// room account data.
pub fn fully_read_marker(mut self, event_id: impl Into<Option<OwnedEventId>>) -> Self {
self.fully_read = event_id.into();
self
}
/// Set the last event presented to the user and forward it to the other
/// users in the room.
///
/// This is used to reset the unread messages/notification count and
/// advertise to other users the last event that the user has likely seen.
pub fn public_read_receipt(mut self, event_id: impl Into<Option<OwnedEventId>>) -> Self {
self.public_read_receipt = event_id.into();
self
}
/// Set the last event presented to the user and don't forward it.
///
/// This is used to reset the unread messages/notification count.
pub fn private_read_receipt(mut self, event_id: impl Into<Option<OwnedEventId>>) -> Self {
self.private_read_receipt = event_id.into();
self
}
/// Whether this `Receipts` is empty.
pub fn is_empty(&self) -> bool {
self.fully_read.is_none()
&& self.public_read_receipt.is_none()
&& self.private_read_receipt.is_none()
}
}
/// [Parent space](https://spec.matrix.org/v1.8/client-server-api/#mspaceparent-relationships)
/// listed by a room, possibly validated by checking the space's state.
#[derive(Debug)]
pub enum ParentSpace {
/// The room recognizes the given room as its parent, and the parent
/// recognizes it as its child.
Reciprocal(Room),
/// The room recognizes the given room as its parent, but the parent does
/// not recognizes it as its child. However, the author of the
/// `m.room.parent` event in the room has a sufficient power level in the
/// parent to create the child event.
WithPowerlevel(Room),
/// The room recognizes the given room as its parent, but the parent does
/// not recognizes it as its child.
Illegitimate(Room),
/// The room recognizes the given id as its parent room, but we cannot check
/// whether the parent recognizes it as its child.
Unverifiable(OwnedRoomId),
}
/// The score to rate an inappropriate content.
///
/// Must be a value between `0`, inoffensive, and `-100`, very offensive.
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
pub struct ReportedContentScore(i8);
impl ReportedContentScore {
/// The smallest value that can be represented by this type.
///
/// This is for very offensive content.
pub const MIN: Self = Self(-100);
/// The largest value that can be represented by this type.
///
/// This is for inoffensive content.
pub const MAX: Self = Self(0);
/// Try to create a `ReportedContentScore` from the provided `i8`.
///
/// Returns `None` if it is smaller than [`ReportedContentScore::MIN`] or
/// larger than [`ReportedContentScore::MAX`] .
///
/// This is the same as the `TryFrom<i8>` implementation for
/// `ReportedContentScore`, except that it returns an `Option` instead
/// of a `Result`.
pub fn new(value: i8) -> Option<Self> {
value.try_into().ok()
}
/// Create a `ReportedContentScore` from the provided `i8` clamped to the
/// acceptable interval.
///
/// The given value gets clamped into the closed interval between
/// [`ReportedContentScore::MIN`] and [`ReportedContentScore::MAX`].
pub fn new_saturating(value: i8) -> Self {
if value > Self::MAX {
Self::MAX
} else if value < Self::MIN {
Self::MIN
} else {
Self(value)
}
}
/// The value of this score.
pub fn value(&self) -> i8 {
self.0
}
}
impl PartialEq<i8> for ReportedContentScore {
fn eq(&self, other: &i8) -> bool {
self.0.eq(other)
}
}
impl PartialEq<ReportedContentScore> for i8 {
fn eq(&self, other: &ReportedContentScore) -> bool {
self.eq(&other.0)
}
}
impl PartialOrd<i8> for ReportedContentScore {
fn partial_cmp(&self, other: &i8) -> Option<std::cmp::Ordering> {
self.0.partial_cmp(other)
}
}
impl PartialOrd<ReportedContentScore> for i8 {
fn partial_cmp(&self, other: &ReportedContentScore) -> Option<std::cmp::Ordering> {
self.partial_cmp(&other.0)
}
}
impl From<ReportedContentScore> for Int {
fn from(value: ReportedContentScore) -> Self {
value.0.into()
}
}
impl TryFrom<i8> for ReportedContentScore {
type Error = TryFromReportedContentScoreError;
fn try_from(value: i8) -> std::prelude::v1::Result<Self, Self::Error> {
if value > Self::MAX || value < Self::MIN {
Err(TryFromReportedContentScoreError(()))
} else {
Ok(Self(value))
}
}
}
impl TryFrom<i16> for ReportedContentScore {
type Error = TryFromReportedContentScoreError;
fn try_from(value: i16) -> std::prelude::v1::Result<Self, Self::Error> {
let value = i8::try_from(value).map_err(|_| TryFromReportedContentScoreError(()))?;
value.try_into()
}
}
impl TryFrom<i32> for ReportedContentScore {
type Error = TryFromReportedContentScoreError;
fn try_from(value: i32) -> std::prelude::v1::Result<Self, Self::Error> {
let value = i8::try_from(value).map_err(|_| TryFromReportedContentScoreError(()))?;
value.try_into()
}
}
impl TryFrom<i64> for ReportedContentScore {
type Error = TryFromReportedContentScoreError;
fn try_from(value: i64) -> std::prelude::v1::Result<Self, Self::Error> {
let value = i8::try_from(value).map_err(|_| TryFromReportedContentScoreError(()))?;
value.try_into()
}
}
impl TryFrom<Int> for ReportedContentScore {
type Error = TryFromReportedContentScoreError;
fn try_from(value: Int) -> std::prelude::v1::Result<Self, Self::Error> {
let value = i8::try_from(value).map_err(|_| TryFromReportedContentScoreError(()))?;
value.try_into()
}
}
/// The error type returned when a checked `ReportedContentScore` conversion
/// fails.
#[derive(Debug, Clone, Error)]
#[error("out of range conversion attempted")]
pub struct TryFromReportedContentScoreError(());
#[cfg(all(test, not(target_arch = "wasm32")))]
mod tests {
use matrix_sdk_base::{store::ComposerDraftType, ComposerDraft, SessionMeta};
use matrix_sdk_test::{
async_test, test_json, JoinedRoomBuilder, StateTestEvent, SyncResponseBuilder,
};
use ruma::{device_id, int, user_id};
use wiremock::{
matchers::{header, method, path_regex},
Mock, MockServer, ResponseTemplate,
};
use super::ReportedContentScore;
use crate::{
config::RequestConfig,
matrix_auth::{MatrixSession, MatrixSessionTokens},
test_utils::logged_in_client,
Client,
};
#[cfg(all(feature = "sqlite", feature = "e2e-encryption"))]
#[async_test]
async fn test_cache_invalidation_while_encrypt() {
use matrix_sdk_test::{message_like_event_content, DEFAULT_TEST_ROOM_ID};
let sqlite_path = std::env::temp_dir().join("cache_invalidation_while_encrypt.db");
let session = MatrixSession {
meta: SessionMeta {
user_id: user_id!("@example:localhost").to_owned(),
device_id: device_id!("DEVICEID").to_owned(),
},
tokens: MatrixSessionTokens { access_token: "1234".to_owned(), refresh_token: None },
};
let client = Client::builder()
.homeserver_url("http://localhost:1234")
.request_config(RequestConfig::new().disable_retry())
.sqlite_store(&sqlite_path, None)
.build()
.await
.unwrap();
client.matrix_auth().restore_session(session.clone()).await.unwrap();
client.encryption().enable_cross_process_store_lock("client1".to_owned()).await.unwrap();
// Mock receiving an event to create an internal room.
let server = MockServer::start().await;
{
Mock::given(method("GET"))
.and(path_regex(r"^/_matrix/client/r0/rooms/.*/state/m.*room.*encryption.?"))
.and(header("authorization", "Bearer 1234"))
.respond_with(
ResponseTemplate::new(200)
.set_body_json(&*test_json::sync_events::ENCRYPTION_CONTENT),
)
.mount(&server)
.await;
let response = SyncResponseBuilder::default()
.add_joined_room(
JoinedRoomBuilder::default()
.add_state_event(StateTestEvent::Member)
.add_state_event(StateTestEvent::PowerLevels)
.add_state_event(StateTestEvent::Encryption),
)
.build_sync_response();
client.base_client().receive_sync_response(response).await.unwrap();
}
let room = client.get_room(&DEFAULT_TEST_ROOM_ID).expect("Room should exist");
// Step 1, preshare the room keys.
room.preshare_room_key().await.unwrap();
// Step 2, force lock invalidation by pretending another client obtained the
// lock.
{
let client = Client::builder()
.homeserver_url("http://localhost:1234")
.request_config(RequestConfig::new().disable_retry())
.sqlite_store(&sqlite_path, None)
.build()
.await
.unwrap();
client.matrix_auth().restore_session(session.clone()).await.unwrap();
client
.encryption()
.enable_cross_process_store_lock("client2".to_owned())
.await
.unwrap();
let guard = client.encryption().spin_lock_store(None).await.unwrap();
assert!(guard.is_some());
}
// Step 3, take the crypto-store lock.
let guard = client.encryption().spin_lock_store(None).await.unwrap();
assert!(guard.is_some());
// Step 4, try to encrypt a message.
let olm = client.olm_machine().await;
let olm = olm.as_ref().expect("Olm machine wasn't started");
// Now pretend we're encrypting an event; the olm machine shouldn't rely on
// caching the outgoing session before.
let _encrypted_content = olm
.encrypt_room_event_raw(room.room_id(), "test-event", &message_like_event_content!({}))
.await
.unwrap();
}
#[test]
fn reported_content_score() {
// i8
let score = ReportedContentScore::new(0).unwrap();
assert_eq!(score.value(), 0);
let score = ReportedContentScore::new(-50).unwrap();
assert_eq!(score.value(), -50);
let score = ReportedContentScore::new(-100).unwrap();
assert_eq!(score.value(), -100);
assert_eq!(ReportedContentScore::new(10), None);
assert_eq!(ReportedContentScore::new(-110), None);
let score = ReportedContentScore::new_saturating(0);
assert_eq!(score.value(), 0);
let score = ReportedContentScore::new_saturating(-50);
assert_eq!(score.value(), -50);
let score = ReportedContentScore::new_saturating(-100);
assert_eq!(score.value(), -100);
let score = ReportedContentScore::new_saturating(10);
assert_eq!(score, ReportedContentScore::MAX);
let score = ReportedContentScore::new_saturating(-110);
assert_eq!(score, ReportedContentScore::MIN);
// i16
let score = ReportedContentScore::try_from(0i16).unwrap();
assert_eq!(score.value(), 0);
let score = ReportedContentScore::try_from(-100i16).unwrap();
assert_eq!(score.value(), -100);
ReportedContentScore::try_from(10i16).unwrap_err();
ReportedContentScore::try_from(-110i16).unwrap_err();
// i32
let score = ReportedContentScore::try_from(0i32).unwrap();
assert_eq!(score.value(), 0);
let score = ReportedContentScore::try_from(-100i32).unwrap();
assert_eq!(score.value(), -100);
ReportedContentScore::try_from(10i32).unwrap_err();
ReportedContentScore::try_from(-110i32).unwrap_err();
// i64
let score = ReportedContentScore::try_from(0i64).unwrap();
assert_eq!(score.value(), 0);
let score = ReportedContentScore::try_from(-100i64).unwrap();
assert_eq!(score.value(), -100);
ReportedContentScore::try_from(10i64).unwrap_err();
ReportedContentScore::try_from(-110i64).unwrap_err();
// Int
let score = ReportedContentScore::try_from(int!(0)).unwrap();
assert_eq!(score.value(), 0);
let score = ReportedContentScore::try_from(int!(-100)).unwrap();
assert_eq!(score.value(), -100);
ReportedContentScore::try_from(int!(10)).unwrap_err();
ReportedContentScore::try_from(int!(-110)).unwrap_err();
}
#[async_test]
async fn test_composer_draft() {
use matrix_sdk_test::DEFAULT_TEST_ROOM_ID;
let client = logged_in_client(None).await;
let response = SyncResponseBuilder::default()
.add_joined_room(JoinedRoomBuilder::default())
.build_sync_response();
client.base_client().receive_sync_response(response).await.unwrap();
let room = client.get_room(&DEFAULT_TEST_ROOM_ID).expect("Room should exist");
assert_eq!(room.load_composer_draft().await.unwrap(), None);
let draft = ComposerDraft {
plain_text: "Hello, world!".to_owned(),
html_text: Some("<strong>Hello</strong>, world!".to_owned()),
draft_type: ComposerDraftType::NewMessage,
};
room.save_composer_draft(draft.clone()).await.unwrap();
assert_eq!(room.load_composer_draft().await.unwrap(), Some(draft));
room.clear_composer_draft().await.unwrap();
assert_eq!(room.load_composer_draft().await.unwrap(), None);
}
}