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8beae909b8
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3bdee6ed89
60
src/autojoin.rs
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60
src/autojoin.rs
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@ -0,0 +1,60 @@
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use std::time::Duration;
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use matrix_sdk::{
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self, async_trait,
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events::{room::member::MemberEventContent, StrippedStateEvent},
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Client, EventEmitter, RoomState,
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};
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use tokio::time::sleep;
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pub struct AutoJoinHandler {
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client: Client,
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}
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impl AutoJoinHandler {
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pub fn new(client: Client) -> Self {
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Self { client }
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}
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}
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#[async_trait]
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impl EventEmitter for AutoJoinHandler {
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async fn on_stripped_state_member(
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&self,
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room: RoomState,
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room_member: &StrippedStateEvent<MemberEventContent>,
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_: Option<MemberEventContent>,
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) {
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if room_member.state_key != self.client.user_id().await.unwrap() {
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return;
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}
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if let RoomState::Invited(room) = room {
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// TODO: only join room if it's the room specified in the configuration
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println!("Autojoining room {}", room.room_id());
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let mut delay = 2;
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while let Err(err) = self.client.join_room_by_id(room.room_id()).await {
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// retry autojoin due to synapse sending invites, before the
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// invited user can join for more information see
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// https://github.com/matrix-org/synapse/issues/4345
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eprintln!(
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"Failed to join room {} ({:?}), retrying in {}s",
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room.room_id(),
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err,
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delay
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);
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sleep(Duration::from_secs(delay)).await;
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delay *= 2;
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if delay > 3600 {
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eprintln!("Can't join room {} ({:?})", room.room_id(), err);
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break;
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}
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}
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println!("Successfully joined room {}", room.room_id());
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}
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}
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}
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74
src/bot.rs
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74
src/bot.rs
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@ -0,0 +1,74 @@
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use std::{
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fs::File,
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io::{BufReader, BufWriter},
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};
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use matrix_sdk::{Client, ClientConfig, Session, SyncSettings};
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use crate::autojoin::AutoJoinHandler;
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use crate::Config;
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pub struct BadNewsBot {
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client: Client,
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config: Config,
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}
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impl BadNewsBot {
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pub fn new(config: Config) -> anyhow::Result<Self> {
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let client_config = ClientConfig::new().store_path(config.state_dir.join("store"));
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let client = Client::new_with_config(config.homeserver.clone(), client_config)?;
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Ok(Self { client, config })
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}
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pub async fn init(&self) -> anyhow::Result<()> {
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load_or_init_session(&self).await?;
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self.client
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.add_event_emitter(Box::new(AutoJoinHandler::new(self.client.clone())))
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.await;
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Ok(())
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}
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pub async fn run(&self) {
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self.client.sync(SyncSettings::default()).await
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}
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}
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async fn load_or_init_session(bot: &BadNewsBot) -> anyhow::Result<()> {
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let session_file = bot.config.state_dir.join("session.yaml");
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if session_file.is_file() {
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let reader = BufReader::new(File::open(session_file)?);
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let session: Session = serde_yaml::from_reader(reader)?;
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bot.client.restore_login(session.clone()).await?;
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println!("Reused session: {}, {}", session.user_id, session.device_id);
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} else {
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let response = bot
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.client
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.login(
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&bot.config.username,
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&bot.config.password,
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None,
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Some("autojoin bot"),
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)
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.await?;
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println!("logged in as {}", bot.config.username);
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let session = Session {
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access_token: response.access_token,
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user_id: response.user_id,
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device_id: response.device_id,
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};
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let writer = BufWriter::new(File::create(session_file)?);
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serde_yaml::to_writer(writer, &session)?;
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}
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Ok(())
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}
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129
src/main.rs
129
src/main.rs
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@ -1,137 +1,18 @@
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use std::{
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fs::File,
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io::{self, BufReader, BufWriter},
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io::{self, BufReader},
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path::PathBuf,
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time::Duration,
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};
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use clap::Clap;
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use matrix_sdk::{
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self, async_trait,
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events::{room::member::MemberEventContent, StrippedStateEvent},
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Client, ClientConfig, EventEmitter, RoomState, Session, SyncSettings,
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};
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use serde::Deserialize;
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use thiserror::Error;
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use tokio::time::sleep;
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use url::Url;
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struct BadNewsBot {
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client: Client,
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config: Config,
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}
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mod autojoin;
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mod bot;
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impl BadNewsBot {
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pub fn new(config: Config) -> anyhow::Result<Self> {
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let client_config = ClientConfig::new().store_path(config.state_dir.join("store"));
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let client = Client::new_with_config(config.homeserver.clone(), client_config)?;
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Ok(Self { client, config })
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}
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pub async fn init(&self) -> anyhow::Result<()> {
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load_or_init_session(&self).await?;
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self.client
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.add_event_emitter(Box::new(AutoJoinHandler::new(self.client.clone())))
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.await;
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Ok(())
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}
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pub async fn run(&self) {
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self.client.sync(SyncSettings::default()).await
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}
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}
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async fn load_or_init_session(bot: &BadNewsBot) -> anyhow::Result<()> {
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let session_file = bot.config.state_dir.join("session.yaml");
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if session_file.is_file() {
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let reader = BufReader::new(File::open(session_file)?);
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let session: Session = serde_yaml::from_reader(reader)?;
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bot.client.restore_login(session.clone()).await?;
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println!("Reused session: {}, {}", session.user_id, session.device_id);
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} else {
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let response = bot
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.client
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.login(
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&bot.config.username,
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&bot.config.password,
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None,
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Some("autojoin bot"),
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)
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.await?;
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println!("logged in as {}", bot.config.username);
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let session = Session {
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access_token: response.access_token,
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user_id: response.user_id,
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device_id: response.device_id,
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};
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let writer = BufWriter::new(File::create(session_file)?);
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serde_yaml::to_writer(writer, &session)?;
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}
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Ok(())
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}
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struct AutoJoinHandler {
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client: Client,
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}
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impl AutoJoinHandler {
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fn new(client: Client) -> Self {
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Self { client }
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}
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}
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#[async_trait]
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impl EventEmitter for AutoJoinHandler {
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async fn on_stripped_state_member(
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&self,
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room: RoomState,
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room_member: &StrippedStateEvent<MemberEventContent>,
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_: Option<MemberEventContent>,
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) {
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if room_member.state_key != self.client.user_id().await.unwrap() {
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return;
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}
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if let RoomState::Invited(room) = room {
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// TODO: only join room if it's the room specified in the configuration
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println!("Autojoining room {}", room.room_id());
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let mut delay = 2;
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while let Err(err) = self.client.join_room_by_id(room.room_id()).await {
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// retry autojoin due to synapse sending invites, before the
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// invited user can join for more information see
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// https://github.com/matrix-org/synapse/issues/4345
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eprintln!(
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"Failed to join room {} ({:?}), retrying in {}s",
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room.room_id(),
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err,
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delay
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);
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sleep(Duration::from_secs(delay)).await;
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delay *= 2;
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if delay > 3600 {
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eprintln!("Can't join room {} ({:?})", room.room_id(), err);
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break;
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}
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}
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println!("Successfully joined room {}", room.room_id());
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}
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}
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}
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use bot::BadNewsBot;
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#[derive(Error, Debug)]
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enum BadNewsError {
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@ -151,7 +32,7 @@ struct Opts {
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/// Holds the configuration for the bot.
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#[derive(Deserialize)]
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struct Config {
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pub struct Config {
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/// The URL for the homeserver we should connect to
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homeserver: Url,
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/// The bot's account username
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