78 lines
3.1 KiB
Rust
78 lines
3.1 KiB
Rust
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// Copyright (c) 2023 xmpp-rs contributors.
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//
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// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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use futures::StreamExt;
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use tokio_xmpp::{
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parsers::{
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disco::DiscoInfoQuery, iq::Iq, message::Message, presence::Presence, roster::Roster,
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},
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Event as TokioXmppEvent,
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};
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use crate::{iq, message, presence, Agent, Event};
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/// Wait for new events.
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///
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/// # Returns
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///
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/// - `Some(events)` if there are new events; multiple may be returned at once.
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/// - `None` if the underlying stream is closed.
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pub async fn wait_for_events(agent: &mut Agent) -> Option<Vec<Event>> {
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if let Some(event) = agent.client.next().await {
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let mut events = Vec::new();
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match event {
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TokioXmppEvent::Online { resumed: false, .. } => {
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let presence = Agent::make_initial_presence(&agent.disco, &agent.node).into();
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let _ = agent.client.send_stanza(presence).await;
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events.push(Event::Online);
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// TODO: only send this when the ContactList feature is enabled.
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let iq = Iq::from_get(
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"roster",
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Roster {
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ver: None,
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items: vec![],
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},
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)
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.into();
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let _ = agent.client.send_stanza(iq).await;
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// Query account disco to know what bookmarks spec is used
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let iq = Iq::from_get("disco-account", DiscoInfoQuery { node: None }).into();
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let _ = agent.client.send_stanza(iq).await;
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agent.awaiting_disco_bookmarks_type = true;
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}
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TokioXmppEvent::Online { resumed: true, .. } => {}
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TokioXmppEvent::Disconnected(e) => {
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events.push(Event::Disconnected(e));
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}
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TokioXmppEvent::Stanza(elem) => {
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if elem.is("iq", "jabber:client") {
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let iq = Iq::try_from(elem).unwrap();
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let new_events = iq::handle_iq(agent, iq).await;
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events.extend(new_events);
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} else if elem.is("message", "jabber:client") {
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let message = Message::try_from(elem).unwrap();
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let new_events = message::handle_message(agent, message).await;
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events.extend(new_events);
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} else if elem.is("presence", "jabber:client") {
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let presence = Presence::try_from(elem).unwrap();
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let new_events = presence::handle_presence(agent, presence).await;
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events.extend(new_events);
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} else if elem.is("error", "http://etherx.jabber.org/streams") {
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println!("Received a fatal stream error: {}", String::from(&elem));
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} else {
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panic!("Unknown stanza: {}", String::from(&elem));
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}
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}
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}
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Some(events)
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} else {
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None
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}
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}
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