xmpp-rs/tokio-xmpp/examples/echo_bot.rs
2024-08-29 16:47:13 +02:00

85 lines
2.9 KiB
Rust

use futures::stream::StreamExt;
use std::env::args;
use std::process::exit;
use std::str::FromStr;
use tokio_xmpp::Client;
use xmpp_parsers::jid::{BareJid, Jid};
use xmpp_parsers::message::{Body, Message, MessageType};
use xmpp_parsers::presence::{Presence, Show as PresenceShow, Type as PresenceType};
#[tokio::main]
async fn main() {
env_logger::init();
let args: Vec<String> = args().collect();
if args.len() != 3 {
println!("Usage: {} <jid> <password>", args[0]);
exit(1);
}
let jid = BareJid::from_str(&args[1]).expect(&format!("Invalid JID: {}", &args[1]));
let password = &args[2];
// Client instance
let mut client = Client::new(jid, password.to_owned());
client.set_reconnect(true);
// Main loop, processes events
let mut wait_for_stream_end = false;
let mut stream_ended = false;
while !stream_ended {
if let Some(event) = client.next().await {
println!("event: {:?}", event);
if wait_for_stream_end {
/* Do nothing */
} else if event.is_online() {
let jid = event
.get_jid()
.map(|jid| format!("{}", jid))
.unwrap_or("unknown".to_owned());
println!("Online at {}", jid);
let presence = make_presence();
client.send_stanza(presence.into()).await.unwrap();
} else if let Some(message) = event
.into_stanza()
.and_then(|stanza| Message::try_from(stanza).ok())
{
match (message.from, message.bodies.get("")) {
(Some(ref from), Some(ref body)) if body.0 == "die" => {
println!("Secret die command triggered by {}", from);
wait_for_stream_end = true;
client.send_end().await.unwrap();
}
(Some(ref from), Some(ref body)) => {
if message.type_ != MessageType::Error {
// This is a message we'll echo
let reply = make_reply(from.clone(), &body.0);
client.send_stanza(reply.into()).await.unwrap();
}
}
_ => {}
}
}
} else {
println!("stream_ended");
stream_ended = true;
}
}
}
// Construct a <presence/>
fn make_presence() -> Presence {
let mut presence = Presence::new(PresenceType::None);
presence.show = Some(PresenceShow::Chat);
presence
.statuses
.insert(String::from("en"), String::from("Echoing messages."));
presence
}
// Construct a chat <message/>
fn make_reply(to: Jid, body: &str) -> Message {
let mut message = Message::new(Some(to));
message.bodies.insert(String::new(), Body(body.to_owned()));
message
}