Update to matrix-sdk@0.7.1 (#200)

.github/workflows/ci.yml

@@ -22,8 +22,8 @@ jobs:
       uses: actions/checkout@v3
       with:
         submodules: true
-    - name: Install Rust (1.67 w/ clippy)
+    - name: Install Rust (1.70 w/ clippy)
-      uses: dtolnay/rust-toolchain@1.67
+      uses: dtolnay/rust-toolchain@1.70
       with:
           components: clippy
     - name: Install Rust (nightly w/ rustfmt)

Cargo.toml

@@ -11,7 +11,7 @@ license = "Apache-2.0"
 exclude = [".github", "CONTRIBUTING.md"]
 keywords = ["matrix", "chat", "tui", "vim"]
 categories = ["command-line-utilities"]
-rust-version = "1.67"
+rust-version = "1.70"
 build = "build.rs"
 
 [build-dependencies]
@@ -40,12 +40,15 @@ markup5ever_rcdom = "0.2.0"
 mime = "^0.3.16"
 mime_guess = "^2.0.4"
 open = "3.2.0"
+rand = "0.8.5"
 ratatui = "0.23"
 ratatui-image = { version = "0.4.3", features = ["serde"] }
 regex = "^1.5"
 rpassword = "^7.2"
 serde = "^1.0"
 serde_json = "^1.0"
+sled = "0.34.7"
+temp-dir = "0.1.12"
 thiserror = "^1.0.37"
 tracing = "~0.1.36"
 tracing-appender = "~0.2.2"
@@ -66,9 +69,9 @@ git = "https://github.com/ulyssa/modalkit"
 rev = "cb8c8aeb9a499b9b16615ce144f9014d78036e01"
 
 [dependencies.matrix-sdk]
-version = "^0.6.2"
+version = "0.7.1"
 default-features = false
-features = ["e2e-encryption", "sled", "rustls-tls", "sso-login"]
+features = ["e2e-encryption", "rustls-tls", "bundled-sqlite", "sso-login"]
 
 [dependencies.tokio]
 version = "1.24.1"

README.md

@@ -22,7 +22,7 @@ website, [iamb.chat].
 
 ## Installation
 
-Install Rust (1.67.0 or above) and Cargo, and then run:
+Install Rust (1.70.0 or above) and Cargo, and then run:
 
 ```
 cargo install --locked iamb

src/base.rs

@@ -32,17 +32,18 @@ use url::Url;
 
 use matrix_sdk::{
     encryption::verification::SasVerification,
-    room::{Joined, Room as MatrixRoom},
+    room::Room as MatrixRoom,
     ruma::{
         events::{
             reaction::ReactionEvent,
+            relation::Replacement,
             room::encrypted::RoomEncryptedEvent,
             room::message::{
                 OriginalRoomMessageEvent,
                 Relation,
-                Replacement,
                 RoomMessageEvent,
                 RoomMessageEventContent,
+                RoomMessageEventContentWithoutRelation,
             },
             tag::{TagName, Tags},
             MessageLikeEvent,
@@ -55,6 +56,7 @@ use matrix_sdk::{
         RoomId,
         UserId,
     },
+    RoomState as MatrixRoomState,
 };
 
 use modalkit::{
@@ -581,6 +583,10 @@ pub enum IambError {
     #[error("Cryptographic storage error: {0}")]
     CryptoStore(#[from] matrix_sdk::encryption::CryptoStoreError),
 
+    /// A failure related to the cryptographic store.
+    #[error("Cannot export keys from sled: {0}")]
+    UpgradeSled(#[from] crate::sled_export::SledMigrationError),
+
     /// An HTTP error.
     #[error("HTTP client error: {0}")]
     Http(#[from] matrix_sdk::HttpError),
@@ -809,9 +815,9 @@ impl RoomInfo {
     }
 
     /// Insert an edit.
-    pub fn insert_edit(&mut self, msg: Replacement) {
+    pub fn insert_edit(&mut self, msg: Replacement<RoomMessageEventContentWithoutRelation>) {
         let event_id = msg.event_id;
-        let new_content = msg.new_content;
+        let new_msgtype = msg.new_content;
 
         let key = if let Some(EventLocation::Message(k)) = self.keys.get(&event_id) {
             k
@@ -827,10 +833,10 @@ impl RoomInfo {
 
         match &mut msg.event {
             MessageEvent::Original(orig) => {
-                orig.content.msgtype = new_content.msgtype;
+                orig.content.apply_replacement(new_msgtype);
             },
             MessageEvent::Local(_, content) => {
-                content.msgtype = new_content.msgtype;
+                content.apply_replacement(new_msgtype);
             },
             MessageEvent::Redacted(_) |
             MessageEvent::EncryptedOriginal(_) |
@@ -1182,8 +1188,16 @@ impl ChatStore {
     }
 
     /// Get a joined room.
-    pub fn get_joined_room(&self, room_id: &RoomId) -> Option<Joined> {
+    pub fn get_joined_room(&self, room_id: &RoomId) -> Option<MatrixRoom> {
-        self.worker.client.get_joined_room(room_id)
+        let Some(room) = self.worker.client.get_room(room_id) else {
+            return None;
+        };
+
+        if room.state() == MatrixRoomState::Joined {
+            Some(room)
+        } else {
+            None
+        }
     }
 
     /// Get the title for a room.

src/config.rs

@@ -5,20 +5,29 @@ use std::collections::HashMap;
 use std::fmt;
 use std::fs::File;
 use std::hash::{Hash, Hasher};
-use std::io::BufReader;
+use std::io::{BufReader, BufWriter};
 use std::path::{Path, PathBuf};
 use std::process;
 
 use clap::Parser;
-use matrix_sdk::ruma::{OwnedRoomAliasId, OwnedRoomId, OwnedUserId, UserId};
+use matrix_sdk::matrix_auth::MatrixSession;
+use matrix_sdk::ruma::{OwnedDeviceId, OwnedRoomAliasId, OwnedRoomId, OwnedUserId, UserId};
 use ratatui::style::{Color, Modifier as StyleModifier, Style};
 use ratatui::text::Span;
 use ratatui_image::picker::ProtocolType;
-use serde::{de::Error as SerdeError, de::Visitor, Deserialize, Deserializer};
+use serde::{de::Error as SerdeError, de::Visitor, Deserialize, Deserializer, Serialize};
 use tracing::Level;
 use url::Url;
 
-use super::base::{IambId, RoomInfo, SortColumn, SortFieldRoom, SortFieldUser, SortOrder};
+use super::base::{
+    IambError,
+    IambId,
+    RoomInfo,
+    SortColumn,
+    SortFieldRoom,
+    SortFieldUser,
+    SortOrder,
+};
 
 macro_rules! usage {
     ( $($args: tt)* ) => {
@@ -215,6 +224,40 @@ impl<'de> Deserialize<'de> for UserColor {
     }
 }
 
+#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
+pub struct Session {
+    access_token: String,
+    refresh_token: Option<String>,
+    user_id: OwnedUserId,
+    device_id: OwnedDeviceId,
+}
+
+impl From<Session> for MatrixSession {
+    fn from(session: Session) -> Self {
+        MatrixSession {
+            tokens: matrix_sdk::matrix_auth::MatrixSessionTokens {
+                access_token: session.access_token,
+                refresh_token: session.refresh_token,
+            },
+            meta: matrix_sdk::SessionMeta {
+                user_id: session.user_id,
+                device_id: session.device_id,
+            },
+        }
+    }
+}
+
+impl From<MatrixSession> for Session {
+    fn from(session: MatrixSession) -> Self {
+        Session {
+            access_token: session.tokens.access_token,
+            refresh_token: session.tokens.refresh_token,
+            user_id: session.meta.user_id,
+            device_id: session.meta.device_id,
+        }
+    }
+}
+
 #[derive(Clone, Debug, Default, Deserialize, Eq, PartialEq)]
 pub struct UserDisplayTunables {
     pub color: Option<UserColor>,
@@ -421,14 +464,35 @@ impl Tunables {
 #[derive(Clone)]
 pub struct DirectoryValues {
     pub cache: PathBuf,
+    pub data: PathBuf,
     pub logs: PathBuf,
     pub downloads: Option<PathBuf>,
     pub image_previews: PathBuf,
 }
 
+impl DirectoryValues {
+    fn create_dir_all(&self) -> std::io::Result<()> {
+        use std::fs::create_dir_all;
+
+        let Self { cache, data, logs, downloads, image_previews } = self;
+
+        create_dir_all(cache)?;
+        create_dir_all(data)?;
+        create_dir_all(logs)?;
+        create_dir_all(image_previews)?;
+
+        if let Some(downloads) = downloads {
+            create_dir_all(downloads)?;
+        }
+
+        Ok(())
+    }
+}
+
 #[derive(Clone, Default, Deserialize)]
 pub struct Directories {
     pub cache: Option<PathBuf>,
+    pub data: Option<PathBuf>,
     pub logs: Option<PathBuf>,
     pub downloads: Option<PathBuf>,
     pub image_previews: Option<PathBuf>,
@@ -438,6 +502,7 @@ impl Directories {
     fn merge(self, other: Self) -> Self {
         Directories {
             cache: self.cache.or(other.cache),
+            data: self.data.or(other.data),
             logs: self.logs.or(other.logs),
             downloads: self.downloads.or(other.downloads),
             image_previews: self.image_previews.or(other.image_previews),
@@ -454,6 +519,15 @@ impl Directories {
             })
             .expect("no dirs.cache value configured!");
 
+        let data = self
+            .data
+            .or_else(|| {
+                let mut dir = dirs::data_dir()?;
+                dir.push("iamb");
+                dir.into()
+            })
+            .expect("no dirs.data value configured!");
+
         let logs = self.logs.unwrap_or_else(|| {
             let mut dir = cache.clone();
             dir.push("logs");
@@ -468,7 +542,7 @@ impl Directories {
             dir
         });
 
-        DirectoryValues { cache, logs, downloads, image_previews }
+        DirectoryValues { cache, data, logs, downloads, image_previews }
     }
 }
 
@@ -540,9 +614,11 @@ impl IambConfig {
 
 #[derive(Clone)]
 pub struct ApplicationSettings {
-    pub matrix_dir: PathBuf,
     pub layout_json: PathBuf,
     pub session_json: PathBuf,
+    pub session_json_old: PathBuf,
+    pub sled_dir: PathBuf,
+    pub sqlite_dir: PathBuf,
     pub profile_name: String,
     pub profile: ProfileConfig,
     pub tunables: TunableValues,
@@ -602,17 +678,30 @@ impl ApplicationSettings {
         let dirs = profile.dirs.take().unwrap_or_default().merge(dirs);
         let dirs = dirs.values();
 
+        // Create directories
+        dirs.create_dir_all()?;
+
         // Set up paths that live inside the profile's data directory.
         let mut profile_dir = config_dir.clone();
         profile_dir.push("profiles");
         profile_dir.push(profile_name.as_str());
 
-        let mut matrix_dir = profile_dir.clone();
+        let mut profile_data_dir = dirs.data.clone();
-        matrix_dir.push("matrix");
+        profile_data_dir.push("profiles");
+        profile_data_dir.push(profile_name.as_str());
 
-        let mut session_json = profile_dir;
+        let mut sled_dir = profile_dir.clone();
+        sled_dir.push("matrix");
+
+        let mut sqlite_dir = profile_data_dir.clone();
+        sqlite_dir.push("sqlite");
+
+        let mut session_json = profile_data_dir.clone();
         session_json.push("session.json");
 
+        let mut session_json_old = profile_dir;
+        session_json_old.push("session.json");
+
         // Set up paths that live inside the profile's cache directory.
         let mut cache_dir = dirs.cache.clone();
         cache_dir.push("profiles");
@@ -622,9 +711,11 @@ impl ApplicationSettings {
         layout_json.push("layout.json");
 
         let settings = ApplicationSettings {
-            matrix_dir,
+            sled_dir,
             layout_json,
             session_json,
+            session_json_old,
+            sqlite_dir,
             profile_name,
             profile,
             tunables,
@@ -635,6 +726,21 @@ impl ApplicationSettings {
         Ok(settings)
     }
 
+    pub fn read_session(&self, path: impl AsRef<Path>) -> Result<Session, IambError> {
+        let file = File::open(path)?;
+        let reader = BufReader::new(file);
+        let session = serde_json::from_reader(reader).map_err(IambError::from)?;
+        Ok(session)
+    }
+
+    pub fn write_session(&self, session: MatrixSession) -> Result<(), IambError> {
+        let file = File::create(self.session_json.as_path())?;
+        let writer = BufWriter::new(file);
+        let session = Session::from(session);
+        serde_json::to_writer(writer, &session).map_err(IambError::from)?;
+        Ok(())
+    }
+
     pub fn get_user_char_span<'a>(&self, user_id: &'a UserId) -> Span<'a> {
         let (color, c) = self
             .tunables

src/main.rs

@@ -19,7 +19,7 @@ use std::collections::VecDeque;
 use std::convert::TryFrom;
 use std::fmt::Display;
 use std::fs::{create_dir_all, File};
-use std::io::{stdout, BufReader, BufWriter, Stdout};
+use std::io::{stdout, BufWriter, Stdout};
 use std::ops::DerefMut;
 use std::process;
 use std::sync::atomic::{AtomicUsize, Ordering};
@@ -27,7 +27,10 @@ use std::sync::Arc;
 use std::time::Duration;
 
 use clap::Parser;
+use matrix_sdk::crypto::encrypt_room_key_export;
 use matrix_sdk::ruma::OwnedUserId;
+use rand::{distributions::Alphanumeric, Rng};
+use temp_dir::TempDir;
 use tokio::sync::Mutex as AsyncMutex;
 use tracing_subscriber::FmtSubscriber;
 
@@ -62,6 +65,7 @@ mod config;
 mod keybindings;
 mod message;
 mod preview;
+mod sled_export;
 mod util;
 mod windows;
 mod worker;
@@ -558,7 +562,7 @@ impl Application {
         match action {
             HomeserverAction::CreateRoom(alias, vis, flags) => {
                 let client = &store.application.worker.client;
-                let room_id = create_room(client, alias.as_deref(), vis, flags).await?;
+                let room_id = create_room(client, alias, vis, flags).await?;
                 let room = IambId::Room(room_id);
                 let target = OpenTarget::Application(room);
                 let action = WindowAction::Switch(target);
@@ -659,26 +663,47 @@ impl Application {
     }
 }
 
-async fn login(worker: Requester, settings: &ApplicationSettings) -> IambResult<()> {
+fn gen_passphrase() -> String {
-    println!("Logging in for {}...", settings.profile.user_id);
+    rand::thread_rng()
+        .sample_iter(&Alphanumeric)
+        .take(20)
+        .map(char::from)
+        .collect()
+}
 
+fn read_response(question: &str) -> String {
+    println!("{question}");
+    let mut input = String::new();
+    let _ = std::io::stdin().read_line(&mut input);
+    input
+}
+
+fn read_yesno(question: &str) -> Option<char> {
+    read_response(question).chars().next().map(|c| c.to_ascii_lowercase())
+}
+
+async fn login(worker: &Requester, settings: &ApplicationSettings) -> IambResult<()> {
     if settings.session_json.is_file() {
-        let file = File::open(settings.session_json.as_path())?;
+        let session = settings.read_session(&settings.session_json)?;
-        let reader = BufReader::new(file);
+        worker.login(LoginStyle::SessionRestore(session.into()))?;
-        let session = serde_json::from_reader(reader).map_err(IambError::from)?;
 
-        worker.login(LoginStyle::SessionRestore(session))?;
+        return Ok(());
+    }
+
+    if settings.session_json_old.is_file() && !settings.sled_dir.is_dir() {
+        let session = settings.read_session(&settings.session_json_old)?;
+        worker.login(LoginStyle::SessionRestore(session.into()))?;
 
         return Ok(());
     }
 
     loop {
-        println!("Please select login type: [p]assword / [s]ingle sign on");
+        let login_style =
-
+            match read_response("Please select login type: [p]assword / [s]ingle sign on")
-        let mut input = String::new();
+                .chars()
-        std::io::stdin().read_line(&mut input).unwrap();
+                .next()
-
+                .map(|c| c.to_ascii_lowercase())
-        let login_style = match input.chars().next().map(|c| c.to_ascii_lowercase()) {
+            {
                 None | Some('p') => {
                     let password = rpassword::prompt_password("Password: ")?;
                     LoginStyle::Password(password)
@@ -713,17 +738,142 @@ fn print_exit<T: Display, N>(v: T) -> N {
     process::exit(2);
 }
 
+// We can't access the OlmMachine directly, so write the keys to a temporary
+// file first, and then import them later.
+async fn check_import_keys(
+    settings: &ApplicationSettings,
+) -> IambResult<Option<(temp_dir::TempDir, String)>> {
+    let do_import = settings.sled_dir.is_dir() && !settings.sqlite_dir.is_dir();
+
+    if !do_import {
+        return Ok(None);
+    }
+
+    let question = format!(
+        "Found old sled store in {}. Would you like to export room keys from it? [y]es/[n]o",
+        settings.sled_dir.display()
+    );
+
+    loop {
+        match read_yesno(&question) {
+            Some('y') => {
+                break;
+            },
+            Some('n') => {
+                return Ok(None);
+            },
+            Some(_) | None => {
+                continue;
+            },
+        }
+    }
+
+    let keys = sled_export::export_room_keys(&settings.sled_dir).await?;
+    let passphrase = gen_passphrase();
+
+    println!("* Encrypting {} room keys with the passphrase {passphrase:?}...", keys.len());
+
+    let encrypted = match encrypt_room_key_export(&keys, &passphrase, 500000) {
+        Ok(encrypted) => encrypted,
+        Err(e) => {
+            format!("* Failed to encrypt room keys during export: {e}");
+            process::exit(2);
+        },
+    };
+
+    let tmpdir = TempDir::new()?;
+    let exported = tmpdir.child("keys");
+
+    println!("* Writing encrypted room keys to {}...", exported.display());
+    tokio::fs::write(&exported, &encrypted).await?;
+
+    Ok(Some((tmpdir, passphrase)))
+}
+
+async fn login_upgrade(
+    keydir: TempDir,
+    passphrase: String,
+    worker: &Requester,
+    settings: &ApplicationSettings,
+    store: &AsyncProgramStore,
+) -> IambResult<()> {
+    println!(
+        "Please log in for {} to import the room keys into a new session",
+        settings.profile.user_id
+    );
+
+    login(worker, settings).await?;
+
+    println!("* Importing room keys...");
+
+    let exported = keydir.child("keys");
+    let imported = worker.client.encryption().import_room_keys(exported, &passphrase).await;
+
+    match imported {
+        Ok(res) => {
+            println!(
+                "* Successfully imported {} out of {} keys",
+                res.imported_count, res.total_count
+            );
+            let _ = keydir.cleanup();
+        },
+        Err(e) => {
+            println!(
+                "Failed to import room keys from {}/keys: {e}\n\n\
+                They have been encrypted with the passphrase {passphrase:?}.\
+                Please save them and try importing them manually instead\n",
+                keydir.path().display()
+            );
+
+            loop {
+                match read_yesno("Would you like to continue logging in? [y]es/[n]o") {
+                    Some('y') => break,
+                    Some('n') => print_exit("* Exiting..."),
+                    Some(_) | None => continue,
+                }
+            }
+        },
+    }
+
+    println!("* Syncing...");
+    worker::do_first_sync(&worker.client, store).await;
+
+    Ok(())
+}
+
+async fn login_normal(
+    worker: &Requester,
+    settings: &ApplicationSettings,
+    store: &AsyncProgramStore,
+) -> IambResult<()> {
+    println!("* Logging in for {}...", settings.profile.user_id);
+    login(worker, settings).await?;
+    worker::do_first_sync(&worker.client, store).await;
+    Ok(())
+}
+
 async fn run(settings: ApplicationSettings) -> IambResult<()> {
+    // Get old keys the first time we run w/ the upgraded SDK.
+    let import_keys = check_import_keys(&settings).await?;
+
+    // Set up client state.
+    create_dir_all(settings.sqlite_dir.as_path())?;
+    let client = worker::create_client(&settings).await;
+
     // Set up the async worker thread and global store.
-    let worker = ClientWorker::spawn(settings.clone()).await;
+    let worker = ClientWorker::spawn(client.clone(), settings.clone()).await;
-    let client = worker.client.clone();
     let store = ChatStore::new(worker.clone(), settings.clone());
     let store = Store::new(store);
     let store = Arc::new(AsyncMutex::new(store));
     worker.init(store.clone());
 
-    login(worker, &settings).await.unwrap_or_else(print_exit);
+    if let Some((keydir, pass)) = import_keys {
-    worker::do_first_sync(client, &store).await;
+        login_upgrade(keydir, pass, &worker, &settings, &store)
+            .await
+            .unwrap_or_else(print_exit);
+    } else {
+        login_normal(&worker, &settings, &store).await.unwrap_or_else(print_exit);
+    }
 
     fn restore_tty() {
         let _ = crossterm::terminal::disable_raw_mode();
@@ -767,10 +917,6 @@ fn main() -> IambResult<()> {
     let log_prefix = format!("iamb-log-{}", settings.profile_name);
     let log_dir = settings.dirs.logs.as_path();
 
-    create_dir_all(settings.matrix_dir.as_path())?;
-    create_dir_all(settings.dirs.image_previews.as_path())?;
-    create_dir_all(log_dir)?;
-
     let appender = tracing_appender::rolling::daily(log_dir, log_prefix);
     let (appender, guard) = tracing_appender::non_blocking(appender);
 

src/message/mod.rs

@@ -9,6 +9,7 @@ use std::hash::{Hash, Hasher};
 
 use chrono::{DateTime, Local as LocalTz, NaiveDateTime, TimeZone};
 use comrak::{markdown_to_html, ComrakOptions};
+use serde_json::json;
 use unicode_width::UnicodeWidthStr;
 
 use matrix_sdk::ruma::{
@@ -33,7 +34,7 @@ use matrix_sdk::ruma::{
             redaction::SyncRoomRedactionEvent,
         },
         AnyMessageLikeEvent,
-        Redact,
+        RedactContent,
         RedactedUnsigned,
     },
     EventId,
@@ -345,6 +346,28 @@ impl PartialOrd for MessageCursor {
     }
 }
 
+fn redaction_reason(ev: &SyncRoomRedactionEvent) -> Option<&str> {
+    let SyncRoomRedactionEvent::Original(ev) = ev else {
+        return None;
+    };
+
+    return ev.content.reason.as_deref();
+}
+
+fn redaction_unsigned(ev: SyncRoomRedactionEvent) -> RedactedUnsigned {
+    let reason = redaction_reason(&ev);
+    let redacted_because = json!({
+        "content": {
+            "reason": reason
+        },
+        "event_id": ev.event_id(),
+        "sender": ev.sender(),
+        "origin_server_ts": ev.origin_server_ts(),
+        "unsigned": {},
+    });
+    RedactedUnsigned::new(serde_json::from_value(redacted_because).unwrap())
+}
+
 #[derive(Clone)]
 pub enum MessageEvent {
     EncryptedOriginal(Box<OriginalRoomEncryptedEvent>),
@@ -419,7 +442,14 @@ impl MessageEvent {
             MessageEvent::Redacted(_) => return,
             MessageEvent::Local(_, _) => return,
             MessageEvent::Original(ev) => {
-                let redacted = ev.clone().redact(redaction, version);
+                let redacted = RedactedRoomMessageEvent {
+                    content: ev.content.clone().redact(version),
+                    event_id: ev.event_id.clone(),
+                    sender: ev.sender.clone(),
+                    origin_server_ts: ev.origin_server_ts,
+                    room_id: ev.room_id.clone(),
+                    unsigned: redaction_unsigned(redaction),
+                };
                 *self = MessageEvent::Redacted(Box::new(redacted));
             },
         }
@@ -455,11 +485,7 @@ fn body_cow_content(content: &RoomMessageEventContent) -> Cow<'_, str> {
 }
 
 fn body_cow_reason(unsigned: &RedactedUnsigned) -> Cow<'_, str> {
-    let reason = unsigned
+    let reason = unsigned.redacted_because.content.reason.as_ref();
-        .redacted_because
-        .as_ref()
-        .and_then(|e| e.as_original())
-        .and_then(|r| r.content.reason.as_ref());
 
     if let Some(r) = reason {
         Cow::Owned(format!("[Redacted: {r:?}]"))

src/sled_export.rs

@@ -0,0 +1,58 @@
+//! # sled -> sqlite migration code
+//!
+//! Before the 0.0.9 release, iamb used matrix-sdk@0.6.2, which used [sled]
+//! for storing information, including room keys. In matrix-sdk@0.7.0,
+//! the SDK switched to using SQLite. This module takes care of opening
+//! sled, exporting the inbound group sessions used for decryption,
+//! and importing them into SQLite.
+//!
+//! This code will eventually be removed once people have been given enough
+//! time to upgrade off of pre-0.0.9 versions.
+//!
+//! [sled]: https://docs.rs/sled/0.34.7/sled/index.html
+use sled::{Config, IVec};
+use std::path::Path;
+
+use crate::base::IambError;
+use matrix_sdk::crypto::olm::{ExportedRoomKey, InboundGroupSession, PickledInboundGroupSession};
+
+#[derive(Debug, thiserror::Error)]
+pub enum SledMigrationError {
+    #[error("sled failure: {0}")]
+    Sled(#[from] sled::Error),
+
+    #[error("deserialization failure: {0}")]
+    Deserialize(#[from] serde_json::Error),
+}
+
+fn group_session_from_slice(
+    (_, bytes): (IVec, IVec),
+) -> Result<PickledInboundGroupSession, SledMigrationError> {
+    serde_json::from_slice(&bytes).map_err(SledMigrationError::from)
+}
+
+async fn export_room_keys_priv(
+    sled_dir: &Path,
+) -> Result<Vec<ExportedRoomKey>, SledMigrationError> {
+    let path = sled_dir.join("matrix-sdk-state");
+    let store = Config::new().temporary(false).path(&path).open()?;
+    let inbound_groups = store.open_tree("inbound_group_sessions")?;
+
+    let mut exported = vec![];
+    let sessions = inbound_groups
+        .iter()
+        .map(|p| p.map_err(SledMigrationError::from).and_then(group_session_from_slice))
+        .collect::<Result<Vec<_>, _>>()?
+        .into_iter()
+        .filter_map(|p| InboundGroupSession::from_pickle(p).ok());
+
+    for session in sessions {
+        exported.push(session.export().await);
+    }
+
+    Ok(exported)
+}
+
+pub async fn export_room_keys(sled_dir: &Path) -> Result<Vec<ExportedRoomKey>, IambError> {
+    export_room_keys_priv(sled_dir).await.map_err(IambError::from)
+}

src/tests.rs

@@ -169,6 +169,7 @@ pub fn mock_room() -> RoomInfo {
 pub fn mock_dirs() -> DirectoryValues {
     DirectoryValues {
         cache: PathBuf::new(),
+        data: PathBuf::new(),
         logs: PathBuf::new(),
         downloads: None,
         image_previews: PathBuf::new(),
@@ -202,9 +203,11 @@ pub fn mock_tunables() -> TunableValues {
 
 pub fn mock_settings() -> ApplicationSettings {
     ApplicationSettings {
-        matrix_dir: PathBuf::new(),
         layout_json: PathBuf::new(),
         session_json: PathBuf::new(),
+        session_json_old: PathBuf::new(),
+        sled_dir: PathBuf::new(),
+        sqlite_dir: PathBuf::new(),
 
         profile_name: "test".into(),
         profile: ProfileConfig {

src/windows/room/chat.rs

@@ -14,14 +14,16 @@ use url::Url;
 use matrix_sdk::{
     attachment::AttachmentConfig,
     media::{MediaFormat, MediaRequest},
-    room::{Joined, Room as MatrixRoom},
+    room::Room as MatrixRoom,
     ruma::{
-        events::reaction::{ReactionEventContent, Relation as Reaction},
+        events::reaction::ReactionEventContent,
+        events::relation::{Annotation, Replacement},
         events::room::message::{
+            AddMentions,
+            ForwardThread,
             MessageType,
             OriginalRoomMessageEvent,
             Relation,
-            Replacement,
             RoomMessageEventContent,
             TextMessageEventContent,
         },
@@ -29,6 +31,7 @@ use matrix_sdk::{
         OwnedRoomId,
         RoomId,
     },
+    RoomState,
 };
 
 use ratatui::{
@@ -126,8 +129,16 @@ impl ChatState {
         }
     }
 
-    fn get_joined(&self, worker: &Requester) -> Result<Joined, IambError> {
+    fn get_joined(&self, worker: &Requester) -> Result<MatrixRoom, IambError> {
-        worker.client.get_joined_room(self.id()).ok_or(IambError::NotJoined)
+        let Some(room) = worker.client.get_room(self.id()) else {
+            return Err(IambError::NotJoined);
+        };
+
+        if room.state() == RoomState::Joined {
+            Ok(room)
+        } else {
+            Err(IambError::NotJoined)
+        }
     }
 
     fn get_reply_to<'a>(&self, info: &'a RoomInfo) -> Option<&'a OriginalRoomMessageEvent> {
@@ -356,9 +367,9 @@ impl ChatState {
                     },
                 };
 
-                let reaction = Reaction::new(event_id, emoji);
+                let reaction = Annotation::new(event_id, emoji);
                 let msg = ReactionEventContent::new(reaction);
-                let _ = room.send(msg, None).await.map_err(IambError::from)?;
+                let _ = room.send(msg).await.map_err(IambError::from)?;
 
                 Ok(None)
             },
@@ -449,12 +460,7 @@ impl ChatState {
         _: ProgramContext,
         store: &mut ProgramStore,
     ) -> IambResult<EditInfo> {
-        let room = store
+        let room = self.get_joined(&store.application.worker)?;
-            .application
-            .worker
-            .client
-            .get_joined_room(self.id())
-            .ok_or(IambError::NotJoined)?;
         let info = store.application.rooms.get_or_default(self.id().to_owned());
         let mut show_echo = true;
 
@@ -475,18 +481,18 @@ impl ChatState {
                 if let Some((_, event_id)) = &self.editing {
                     msg.relates_to = Some(Relation::Replacement(Replacement::new(
                         event_id.clone(),
-                        Box::new(msg.clone()),
+                        msg.msgtype.clone().into(),
                     )));
 
                     show_echo = false;
                 } else if let Some(m) = self.get_reply_to(info) {
                     // XXX: Switch to RoomMessageEventContent::reply() once it's stable?
-                    msg = msg.make_reply_to(m);
+                    msg = msg.make_reply_to(m, ForwardThread::Yes, AddMentions::No);
                 }
 
                 // XXX: second parameter can be a locally unique transaction id.
                 // Useful for doing retries.
-                let resp = room.send(msg.clone(), None).await.map_err(IambError::from)?;
+                let resp = room.send(msg.clone()).await.map_err(IambError::from)?;
                 let event_id = resp.event_id;
 
                 // Reset message bar state now that it's been sent.
@@ -506,7 +512,7 @@ impl ChatState {
                 let config = AttachmentConfig::new();
 
                 let resp = room
-                    .send_attachment(name.as_ref(), &mime, bytes.as_ref(), config)
+                    .send_attachment(name.as_ref(), &mime, bytes, config)
                     .await
                     .map_err(IambError::from)?;
 
@@ -536,7 +542,7 @@ impl ChatState {
                 let config = AttachmentConfig::new();
 
                 let resp = room
-                    .send_attachment(name.as_ref(), &mime, bytes.as_ref(), config)
+                    .send_attachment(name.as_ref(), &mime, bytes, config)
                     .await
                     .map_err(IambError::from)?;
 

src/windows/room/mod.rs

@@ -1,6 +1,6 @@
 //! # Windows for Matrix rooms and spaces
 use matrix_sdk::{
-    room::{Invited, Room as MatrixRoom},
+    room::Room as MatrixRoom,
     ruma::{
         events::{
             room::{name::RoomNameEventContent, topic::RoomTopicEventContent},
@@ -9,6 +9,7 @@ use matrix_sdk::{
         RoomId,
     },
     DisplayName,
+    RoomState as MatrixRoomState,
 };
 
 use ratatui::{
@@ -114,7 +115,7 @@ impl RoomState {
 
     fn draw_invite(
         &self,
-        invited: Invited,
+        invited: MatrixRoom,
         area: Rect,
         buf: &mut Buffer,
         store: &mut ProgramStore,
@@ -177,12 +178,12 @@ impl RoomState {
     ) -> IambResult<Vec<(Action<IambInfo>, ProgramContext)>> {
         match act {
             RoomAction::InviteAccept => {
-                if let Some(room) = store.application.worker.client.get_invited_room(self.id()) {
+                if let Some(room) = store.application.worker.client.get_room(self.id()) {
                     let details = room.invite_details().await.map_err(IambError::from)?;
                     let details = details.invitee.event().original_content();
                     let is_direct = details.and_then(|ev| ev.is_direct).unwrap_or_default();
 
-                    room.accept_invitation().await.map_err(IambError::from)?;
+                    room.join().await.map_err(IambError::from)?;
 
                     if is_direct {
                         room.set_is_direct(true).await.map_err(IambError::from)?;
@@ -194,8 +195,8 @@ impl RoomState {
                 }
             },
             RoomAction::InviteReject => {
-                if let Some(room) = store.application.worker.client.get_invited_room(self.id()) {
+                if let Some(room) = store.application.worker.client.get_room(self.id()) {
-                    room.reject_invitation().await.map_err(IambError::from)?;
+                    room.leave().await.map_err(IambError::from)?;
 
                     Ok(vec![])
                 } else {
@@ -203,7 +204,7 @@ impl RoomState {
                 }
             },
             RoomAction::InviteSend(user) => {
-                if let Some(room) = store.application.worker.client.get_joined_room(self.id()) {
+                if let Some(room) = store.application.worker.client.get_room(self.id()) {
                     room.invite_user_by_id(user.as_ref()).await.map_err(IambError::from)?;
 
                     Ok(vec![])
@@ -212,7 +213,7 @@ impl RoomState {
                 }
             },
             RoomAction::Leave(skip_confirm) => {
-                if let Some(room) = store.application.worker.client.get_joined_room(self.id()) {
+                if let Some(room) = store.application.worker.client.get_room(self.id()) {
                     if skip_confirm {
                         room.leave().await.map_err(IambError::from)?;
 
@@ -247,7 +248,7 @@ impl RoomState {
 
                 match field {
                     RoomField::Name => {
-                        let ev = RoomNameEventContent::new(value.into());
+                        let ev = RoomNameEventContent::new(value);
                         let _ = room.send_state_event(ev).await.map_err(IambError::from)?;
                     },
                     RoomField::Tag(tag) => {
@@ -272,7 +273,7 @@ impl RoomState {
 
                 match field {
                     RoomField::Name => {
-                        let ev = RoomNameEventContent::new(None);
+                        let ev = RoomNameEventContent::new("".into());
                         let _ = room.send_state_event(ev).await.map_err(IambError::from)?;
                     },
                     RoomField::Tag(tag) => {
@@ -381,12 +382,12 @@ impl TerminalCursor for RoomState {
 
 impl WindowOps<IambInfo> for RoomState {
     fn draw(&mut self, area: Rect, buf: &mut Buffer, focused: bool, store: &mut ProgramStore) {
-        if let MatrixRoom::Invited(_) = self.room() {
+        if self.room().state() == MatrixRoomState::Invited {
             self.refresh_room(store);
         }
 
-        if let MatrixRoom::Invited(invited) = self.room() {
+        if self.room().state() == MatrixRoomState::Invited {
-            self.draw_invite(invited.clone(), area, buf, store);
+            self.draw_invite(self.room().clone(), area, buf, store);
         }
 
         match self {

src/worker.rs

@@ -5,8 +5,7 @@
 use std::collections::HashMap;
 use std::convert::TryFrom;
 use std::fmt::{Debug, Formatter};
-use std::fs::File;
+use std::ops::Deref;
-use std::io::BufWriter;
 use std::str::FromStr;
 use std::sync::mpsc::{sync_channel, Receiver, SyncSender};
 use std::sync::Arc;
@@ -17,13 +16,15 @@ use gethostname::gethostname;
 use tokio::sync::mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender};
 use tokio::task::JoinHandle;
 use tracing::{error, warn};
+use url::Url;
 
 use matrix_sdk::{
     config::{RequestConfig, SyncSettings},
     encryption::verification::{SasVerification, Verification},
     event_handler::Ctx,
+    matrix_auth::MatrixSession,
     reqwest,
-    room::{Invited, Messages, MessagesOptions, Room as MatrixRoom, RoomMember},
+    room::{Messages, MessagesOptions, Room as MatrixRoom, RoomMember},
     ruma::{
         api::client::{
             filter::{FilterDefinition, LazyLoadOptions, RoomEventFilter, RoomFilter},
@@ -42,7 +43,8 @@ use matrix_sdk::{
             },
             presence::PresenceEvent,
             reaction::ReactionEventContent,
-            receipt::{ReceiptEventContent, ReceiptType},
+            receipt::ReceiptType,
+            receipt::{ReceiptEventContent, ReceiptThread},
             room::{
                 encryption::RoomEncryptionEventContent,
                 member::OriginalSyncRoomMemberEvent,
@@ -73,8 +75,9 @@ use matrix_sdk::{
         RoomVersionId,
     },
     Client,
+    ClientBuildError,
     DisplayName,
-    Session,
+    RoomMemberships,
 };
 
 use modalkit::errors::UIError;
@@ -106,9 +109,13 @@ fn initial_devname() -> String {
     format!("{} on {}", IAMB_DEVICE_NAME, gethostname().to_string_lossy())
 }
 
+async fn is_direct(room: &MatrixRoom) -> bool {
+    room.deref().is_direct().await.unwrap_or_default()
+}
+
 pub async fn create_room(
     client: &Client,
-    room_alias_name: Option<&str>,
+    room_alias_name: Option<String>,
     rt: CreateRoomType,
     flags: CreateRoomFlags,
 ) -> IambResult<OwnedRoomId> {
@@ -154,8 +161,8 @@ pub async fn create_room(
     let request = assign!(CreateRoomRequest::new(), {
         room_alias_name,
         creation_content,
-        initial_state: initial_state.as_slice(),
+        initial_state,
-        invite: invite.as_slice(),
+        invite,
         is_direct,
         visibility,
         preset,
@@ -164,27 +171,31 @@ pub async fn create_room(
     let resp = client.create_room(request).await.map_err(IambError::from)?;
 
     if is_direct {
-        if let Some(room) = client.get_room(&resp.room_id) {
+        if let Some(room) = client.get_room(resp.room_id()) {
             room.set_is_direct(true).await.map_err(IambError::from)?;
         } else {
             error!(
-                room_id = resp.room_id.as_str(),
+                room_id = resp.room_id().as_str(),
                 "Couldn't set is_direct for new direct message room"
             );
         }
     }
 
-    return Ok(resp.room_id);
+    return Ok(resp.room_id().to_owned());
 }
 
 async fn update_event_receipts(info: &mut RoomInfo, room: &MatrixRoom, event_id: &EventId) {
-    let receipts = match room.event_read_receipts(event_id).await {
+    let receipts = match room
+        .load_event_receipts(ReceiptType::Read, ReceiptThread::Main, event_id)
+        .await
+    {
         Ok(receipts) => receipts,
         Err(e) => {
             tracing::warn!(?event_id, "failed to get event receipts: {e}");
             return;
         },
     };
+
     for (user_id, _) in receipts {
         info.set_receipt(user_id, event_id.to_owned());
     }
@@ -339,7 +350,10 @@ async fn load_older(client: &Client, store: &AsyncProgramStore) -> usize {
 
 async fn members_load(client: &Client, room_id: &RoomId) -> IambResult<Vec<RoomMember>> {
     if let Some(room) = client.get_room(room_id) {
-        Ok(room.members_no_sync().await.map_err(IambError::from)?)
+        Ok(room
+            .members_no_sync(RoomMemberships::all())
+            .await
+            .map_err(IambError::from)?)
     } else {
         Err(IambError::UnknownRoom(room_id.to_owned()).into())
     }
@@ -388,12 +402,12 @@ async fn refresh_rooms(client: &Client, store: &AsyncProgramStore) {
 
         names.push((room.room_id().to_owned(), name));
 
-        if room.is_direct() {
+        if is_direct(&room).await {
-            dms.push(Arc::new((room.into(), tags)));
+            dms.push(Arc::new((room, tags)));
         } else if room.is_space() {
-            spaces.push(Arc::new((room.into(), tags)));
+            spaces.push(Arc::new((room, tags)));
         } else {
-            rooms.push(Arc::new((room.into(), tags)));
+            rooms.push(Arc::new((room, tags)));
         }
     }
 
@@ -403,12 +417,12 @@ async fn refresh_rooms(client: &Client, store: &AsyncProgramStore) {
 
         names.push((room.room_id().to_owned(), name));
 
-        if room.is_direct() {
+        if is_direct(&room).await {
-            dms.push(Arc::new((room.into(), tags)));
+            dms.push(Arc::new((room, tags)));
         } else if room.is_space() {
-            spaces.push(Arc::new((room.into(), tags)));
+            spaces.push(Arc::new((room, tags)));
         } else {
-            rooms.push(Arc::new((room.into(), tags)));
+            rooms.push(Arc::new((room, tags)));
         }
     }
 
@@ -458,10 +472,20 @@ async fn send_receipts_forever(client: &Client, store: &AsyncProgramStore) {
         drop(locked);
 
         for (room_id, new_receipt) in updates {
-            let Some(room) = client.get_joined_room(&room_id) else {
+            use matrix_sdk::ruma::api::client::receipt::create_receipt::v3::ReceiptType;
+
+            let Some(room) = client.get_room(&room_id) else {
                 continue;
             };
-            match room.read_receipt(&new_receipt).await {
+
+            match room
+                .send_single_receipt(
+                    ReceiptType::Read,
+                    ReceiptThread::Unthreaded,
+                    new_receipt.clone(),
+                )
+                .await
+            {
                 Ok(()) => {
                     sent.insert(room_id, new_receipt);
                 },
@@ -471,7 +495,7 @@ async fn send_receipts_forever(client: &Client, store: &AsyncProgramStore) {
     }
 }
 
-pub async fn do_first_sync(client: Client, store: &AsyncProgramStore) {
+pub async fn do_first_sync(client: &Client, store: &AsyncProgramStore) {
     // Perform an initial, lazily-loaded sync.
     let mut room = RoomEventFilter::default();
     room.lazy_load_options = LazyLoadOptions::Enabled { include_redundant_members: false };
@@ -490,7 +514,7 @@ pub async fn do_first_sync(client: Client, store: &AsyncProgramStore) {
     }
 
     // Populate sync_info with our initial set of rooms/dms/spaces.
-    refresh_rooms(&client, store).await;
+    refresh_rooms(client, store).await;
 
     // Insert Need::Messages to fetch accurate recent timestamps in the background.
     let mut locked = store.lock().await;
@@ -509,7 +533,7 @@ pub async fn do_first_sync(client: Client, store: &AsyncProgramStore) {
 
 #[derive(Debug)]
 pub enum LoginStyle {
-    SessionRestore(Session),
+    SessionRestore(MatrixSession),
     Password(String),
     SingleSignOn,
 }
@@ -543,7 +567,7 @@ pub enum WorkerTask {
     Init(AsyncProgramStore, ClientReply<()>),
     Login(LoginStyle, ClientReply<IambResult<EditInfo>>),
     Logout(String, ClientReply<IambResult<EditInfo>>),
-    GetInviter(Invited, ClientReply<IambResult<Option<RoomMember>>>),
+    GetInviter(MatrixRoom, ClientReply<IambResult<Option<RoomMember>>>),
     GetRoom(OwnedRoomId, ClientReply<IambResult<FetchedRoom>>),
     JoinRoom(String, ClientReply<IambResult<OwnedRoomId>>),
     Members(OwnedRoomId, ClientReply<IambResult<Vec<RoomMember>>>),
@@ -618,6 +642,56 @@ impl Debug for WorkerTask {
     }
 }
 
+async fn create_client_inner(
+    homeserver: &Option<Url>,
+    settings: &ApplicationSettings,
+) -> Result<Client, ClientBuildError> {
+    let req_timeout = Duration::from_secs(settings.tunables.request_timeout);
+
+    // Set up the HTTP client.
+    let http = reqwest::Client::builder()
+        .user_agent(IAMB_USER_AGENT)
+        .timeout(req_timeout)
+        .pool_idle_timeout(Duration::from_secs(60))
+        .pool_max_idle_per_host(10)
+        .tcp_keepalive(Duration::from_secs(10))
+        .build()
+        .unwrap();
+
+    let req_config = RequestConfig::new().timeout(req_timeout).retry_timeout(req_timeout);
+
+    // Set up the Matrix client for the selected profile.
+    let builder = Client::builder()
+        .http_client(http)
+        .sqlite_store(settings.sqlite_dir.as_path(), None)
+        .request_config(req_config);
+
+    let builder = if let Some(url) = homeserver {
+        // Use the explicitly specified homeserver.
+        builder.homeserver_url(url.as_str())
+    } else {
+        // Try to discover the homeserver from the user ID.
+        let account = &settings.profile;
+        builder.server_name(account.user_id.server_name())
+    };
+
+    builder.build().await
+}
+
+pub async fn create_client(settings: &ApplicationSettings) -> Client {
+    let account = &settings.profile;
+    let res = match create_client_inner(&account.url, settings).await {
+        Err(ClientBuildError::AutoDiscovery(_)) => {
+            let url = format!("https://{}/", account.user_id.server_name().as_str());
+            let url = Url::parse(&url).unwrap();
+            create_client_inner(&Some(url), settings).await
+        },
+        res => res,
+    };
+
+    res.expect("Failed to instantiate client")
+}
+
 #[derive(Clone)]
 pub struct Requester {
     pub client: Client,
@@ -649,7 +723,7 @@ impl Requester {
         return response.recv();
     }
 
-    pub fn get_inviter(&self, invite: Invited) -> IambResult<Option<RoomMember>> {
+    pub fn get_inviter(&self, invite: MatrixRoom) -> IambResult<Option<RoomMember>> {
         let (reply, response) = oneshot();
 
         self.tx.send(WorkerTask::GetInviter(invite, reply)).unwrap();
@@ -719,40 +793,8 @@ pub struct ClientWorker {
 }
 
 impl ClientWorker {
-    pub async fn spawn(settings: ApplicationSettings) -> Requester {
+    pub async fn spawn(client: Client, settings: ApplicationSettings) -> Requester {
         let (tx, rx) = unbounded_channel();
-        let account = &settings.profile;
-
-        let req_timeout = Duration::from_secs(settings.tunables.request_timeout);
-
-        // Set up the HTTP client.
-        let http = reqwest::Client::builder()
-            .user_agent(IAMB_USER_AGENT)
-            .timeout(req_timeout)
-            .pool_idle_timeout(Duration::from_secs(60))
-            .pool_max_idle_per_host(10)
-            .tcp_keepalive(Duration::from_secs(10))
-            .build()
-            .unwrap();
-
-        let req_config = RequestConfig::new().timeout(req_timeout).retry_timeout(req_timeout);
-
-        // Set up the Matrix client for the selected profile.
-        let builder = Client::builder()
-            .http_client(Arc::new(http))
-            .sled_store(settings.matrix_dir.as_path(), None)
-            .expect("Failed to setup up sled store for Matrix SDK")
-            .request_config(req_config);
-
-        let builder = if let Some(url) = account.url.as_ref() {
-            // Use the explicitly specified homeserver.
-            builder.homeserver_url(url.as_str())
-        } else {
-            // Try to discover the homeserver from the user ID.
-            builder.server_name(account.user_id.server_name())
-        };
-
-        let client = builder.build().await.expect("Failed to instantiate Matrix client");
 
         let mut worker = ClientWorker {
             initialized: false,
@@ -872,15 +914,13 @@ impl ClientWorker {
              store: Ctx<AsyncProgramStore>| {
                 async move {
                     if let SyncStateEvent::Original(ev) = ev {
-                        if let Some(room_name) = ev.content.name {
                         let room_id = room.room_id().to_owned();
-                            let room_name = Some(room_name.to_string());
+                        let room_name = Some(ev.content.name);
                         let mut locked = store.lock().await;
                         let info = locked.application.rooms.get_or_default(room_id.clone());
                         info.name = room_name;
                     }
                 }
-                }
             },
         );
 
@@ -980,7 +1020,11 @@ impl ClientWorker {
                     let mut locked = store.lock().await;
                     let info = locked.application.get_room_info(room_id.to_owned());
 
-                    match info.keys.get(&ev.redacts) {
+                    let Some(redacts) = &ev.redacts else {
+                        return;
+                    };
+
+                    match info.keys.get(redacts) {
                         None => return,
                         Some(EventLocation::Message(key)) => {
                             if let Some(msg) = info.messages.get_mut(key) {
@@ -990,10 +1034,10 @@ impl ClientWorker {
                         },
                         Some(EventLocation::Reaction(event_id)) => {
                             if let Some(reactions) = info.reactions.get_mut(event_id) {
-                                reactions.remove(&ev.redacts);
+                                reactions.remove(redacts);
                             }
 
-                            info.keys.remove(&ev.redacts);
+                            info.keys.remove(redacts);
                         },
                     }
                 }
@@ -1165,22 +1209,22 @@ impl ClientWorker {
 
         match style {
             LoginStyle::SessionRestore(session) => {
-                client.restore_login(session).await.map_err(IambError::from)?;
+                client.restore_session(session).await.map_err(IambError::from)?;
             },
             LoginStyle::Password(password) => {
                 let resp = client
+                    .matrix_auth()
                     .login_username(&self.settings.profile.user_id, &password)
                     .initial_device_display_name(initial_devname().as_str())
                     .send()
                     .await
                     .map_err(IambError::from)?;
-                let file = File::create(self.settings.session_json.as_path())?;
+                let session = MatrixSession::from(&resp);
-                let writer = BufWriter::new(file);
+                self.settings.write_session(session)?;
-                let session = Session::from(resp);
-                serde_json::to_writer(writer, &session).map_err(IambError::from)?;
             },
             LoginStyle::SingleSignOn => {
                 let resp = client
+                    .matrix_auth()
                     .login_sso(|url| {
                         let opened = format!(
                             "The following URL should have been opened in your browser:\n    {url}"
@@ -1197,10 +1241,8 @@ impl ClientWorker {
                     .await
                     .map_err(IambError::from)?;
 
-                let file = File::create(self.settings.session_json.as_path())?;
+                let session = MatrixSession::from(&resp);
-                let writer = BufWriter::new(file);
+                self.settings.write_session(session)?;
-                let session = Session::from(resp);
-                serde_json::to_writer(writer, &session).map_err(IambError::from)?;
             },
         }
 
@@ -1213,7 +1255,7 @@ impl ClientWorker {
         })
         .into();
 
-        Ok(Some(InfoMessage::from("Successfully logged in!")))
+        Ok(Some(InfoMessage::from("* Successfully logged in!")))
     }
 
     async fn logout(&mut self, user_id: String) -> IambResult<EditInfo> {
@@ -1228,7 +1270,7 @@ impl ClientWorker {
         }
 
         // Send the logout request.
-        if let Err(e) = self.client.logout().await {
+        if let Err(e) = self.client.matrix_auth().logout().await {
             let msg = format!("Failed to logout: {e}");
             let err = UIError::Failure(msg);
 
@@ -1243,7 +1285,7 @@ impl ClientWorker {
 
     async fn direct_message(&mut self, user: OwnedUserId) -> IambResult<OwnedRoomId> {
         for room in self.client.rooms() {
-            if !room.is_direct() {
+            if !is_direct(&room).await {
                 continue;
             }
 
@@ -1267,7 +1309,7 @@ impl ClientWorker {
         })
     }
 
-    async fn get_inviter(&mut self, invited: Invited) -> IambResult<Option<RoomMember>> {
+    async fn get_inviter(&mut self, invited: MatrixRoom) -> IambResult<Option<RoomMember>> {
         let details = invited.invite_details().await.map_err(IambError::from)?;
 
         Ok(details.inviter)
@@ -1287,7 +1329,7 @@ impl ClientWorker {
     async fn join_room(&mut self, name: String) -> IambResult<OwnedRoomId> {
         if let Ok(alias_id) = OwnedRoomOrAliasId::from_str(name.as_str()) {
             match self.client.join_room_by_id_or_alias(&alias_id, &[]).await {
-                Ok(resp) => Ok(resp.room_id),
+                Ok(resp) => Ok(resp.room_id().to_owned()),
                 Err(e) => {
                     let msg = e.to_string();
                     let err = UIError::Failure(msg);
@@ -1307,14 +1349,14 @@ impl ClientWorker {
 
     async fn members(&mut self, room_id: OwnedRoomId) -> IambResult<Vec<RoomMember>> {
         if let Some(room) = self.client.get_room(room_id.as_ref()) {
-            Ok(room.active_members().await.map_err(IambError::from)?)
+            Ok(room.members(RoomMemberships::ACTIVE).await.map_err(IambError::from)?)
         } else {
             Err(IambError::UnknownRoom(room_id).into())
         }
     }
 
     async fn space_members(&mut self, space: OwnedRoomId) -> IambResult<Vec<OwnedRoomId>> {
-        let mut req = SpaceHierarchyRequest::new(&space);
+        let mut req = SpaceHierarchyRequest::new(space);
         req.limit = Some(1000u32.into());
         req.max_depth = Some(1u32.into());
 
@@ -1326,7 +1368,7 @@ impl ClientWorker {
     }
 
     async fn typing_notice(&mut self, room_id: OwnedRoomId) {
-        if let Some(room) = self.client.get_joined_room(room_id.as_ref()) {
+        if let Some(room) = self.client.get_room(room_id.as_ref()) {
             let _ = room.typing_notice(true).await;
         }
     }