matrix-rust-sdk/examples/autojoin/src/main.rs

93 lines
2.7 KiB
Rust

use std::{env, process::exit};
use matrix_sdk::{
config::SyncSettings, room::Room, ruma::events::room::member::StrippedRoomMemberEvent, Client,
};
use tokio::time::{sleep, Duration};
async fn on_stripped_state_member(
room_member: StrippedRoomMemberEvent,
client: Client,
room: Room,
) {
if room_member.state_key != client.user_id().unwrap() {
return;
}
if let Room::Invited(room) = room {
tokio::spawn(async move {
println!("Autojoining room {}", room.room_id());
let mut delay = 2;
while let Err(err) = room.accept_invitation().await {
// retry autojoin due to synapse sending invites, before the
// invited user can join for more information see
// https://github.com/matrix-org/synapse/issues/4345
eprintln!("Failed to join room {} ({err:?}), retrying in {delay}s", room.room_id());
sleep(Duration::from_secs(delay)).await;
delay *= 2;
if delay > 3600 {
eprintln!("Can't join room {} ({err:?})", room.room_id());
break;
}
}
println!("Successfully joined room {}", room.room_id());
});
}
}
async fn login_and_sync(
homeserver_url: String,
username: &str,
password: &str,
) -> anyhow::Result<()> {
#[allow(unused_mut)]
let mut client_builder = Client::builder().homeserver_url(homeserver_url);
#[cfg(feature = "sled")]
{
// The location to save files to
let home = dirs::home_dir().expect("no home directory found").join("autojoin_bot");
client_builder = client_builder.sled_store(home, None)?;
}
#[cfg(feature = "indexeddb")]
{
client_builder = client_builder.indexeddb_store("autojoin_bot", None).await?;
}
let client = client_builder.build().await?;
client.login_username(username, password).initial_device_display_name("autojoin bot").await?;
println!("logged in as {username}");
client.add_event_handler(on_stripped_state_member);
client.sync(SyncSettings::default()).await?;
Ok(())
}
#[tokio::main]
async fn main() -> anyhow::Result<()> {
tracing_subscriber::fmt::init();
let (homeserver_url, username, password) =
match (env::args().nth(1), env::args().nth(2), env::args().nth(3)) {
(Some(a), Some(b), Some(c)) => (a, b, c),
_ => {
eprintln!(
"Usage: {} <homeserver_url> <username> <password>",
env::args().next().unwrap()
);
exit(1)
}
};
login_and_sync(homeserver_url, &username, &password).await?;
Ok(())
}