1use futures::{future, Sink, Stream};
  2use jid::Jid;
  3use minidom::Element;
  4use std::env::args;
  5use std::process::exit;
  6use std::str::FromStr;
  7use tokio::runtime::current_thread::Runtime;
  8use tokio_xmpp::Component;
  9use try_from::TryFrom;
 10use xmpp_parsers::message::{Body, Message, MessageType};
 11use xmpp_parsers::presence::{Presence, Show as PresenceShow, Type as PresenceType};
 12
 13fn main() {
 14    let args: Vec<String> = args().collect();
 15    if args.len() < 3 || args.len() > 5 {
 16        println!("Usage: {} <jid> <password> [server] [port]", args[0]);
 17        exit(1);
 18    }
 19    let jid = &args[1];
 20    let password = &args[2];
 21    let server = &args
 22        .get(3)
 23        .unwrap()
 24        .parse()
 25        .unwrap_or("127.0.0.1".to_owned());
 26    let port: u16 = args.get(4).unwrap().parse().unwrap_or(5347u16);
 27
 28    // tokio_core context
 29    let mut rt = Runtime::new().unwrap();
 30    // Component instance
 31    println!("{} {} {} {}", jid, password, server, port);
 32    let component = Component::new(jid, password, server, port).unwrap();
 33
 34    // Make the two interfaces for sending and receiving independent
 35    // of each other so we can move one into a closure.
 36    println!("Got it: {}", component.jid);
 37    let (mut sink, stream) = component.split();
 38    // Wrap sink in Option so that we can take() it for the send(self)
 39    // to consume and return it back when ready.
 40    let mut send = move |stanza| {
 41        sink.start_send(stanza).expect("start_send");
 42    };
 43    // Main loop, processes events
 44    let done = stream.for_each(|event| {
 45        if event.is_online() {
 46            println!("Online!");
 47
 48            // TODO: replace these hardcoded JIDs
 49            let presence = make_presence(
 50                Jid::from_str("test@component.linkmauve.fr/coucou").unwrap(),
 51                Jid::from_str("linkmauve@linkmauve.fr").unwrap(),
 52            );
 53            send(presence);
 54        } else if let Some(message) = event
 55            .into_stanza()
 56            .and_then(|stanza| Message::try_from(stanza).ok())
 57        {
 58            // This is a message we'll echo
 59            match (message.from, message.bodies.get("")) {
 60                (Some(from), Some(body)) => {
 61                    if message.type_ != MessageType::Error {
 62                        let reply = make_reply(from, &body.0);
 63                        send(reply);
 64                    }
 65                }
 66                _ => (),
 67            }
 68        }
 69
 70        Box::new(future::ok(()))
 71    });
 72
 73    // Start polling `done`
 74    match rt.block_on(done) {
 75        Ok(_) => (),
 76        Err(e) => {
 77            println!("Fatal: {}", e);
 78            ()
 79        }
 80    }
 81}
 82
 83// Construct a <presence/>
 84fn make_presence(from: Jid, to: Jid) -> Element {
 85    let mut presence = Presence::new(PresenceType::None);
 86    presence.from = Some(from);
 87    presence.to = Some(to);
 88    presence.show = PresenceShow::Chat;
 89    presence
 90        .statuses
 91        .insert(String::from("en"), String::from("Echoing messages."));
 92    presence.into()
 93}
 94
 95// Construct a chat <message/>
 96fn make_reply(to: Jid, body: &str) -> Element {
 97    let mut message = Message::new(Some(to));
 98    message.bodies.insert(String::new(), Body(body.to_owned()));
 99    message.into()
100}