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