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