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WebRTCDataChannel initial support
This commit is contained in:
Fernando Jiménez Moreno
parent
5788882b16
commit
4e6d3e7cec
6 changed files with 335 additions and 1 deletions
260
components/script/dom/rtcdatachannel.rs
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260
components/script/dom/rtcdatachannel.rs
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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 https://mozilla.org/MPL/2.0/. */
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use crate::dom::bindings::cell::DomRefCell;
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use crate::dom::bindings::codegen::Bindings::RTCDataChannelBinding::RTCDataChannelInit;
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use crate::dom::bindings::codegen::Bindings::RTCDataChannelBinding::RTCDataChannelMethods;
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use crate::dom::bindings::inheritance::Castable;
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use crate::dom::bindings::refcounted::Trusted;
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use crate::dom::bindings::reflector::{reflect_dom_object, DomObject};
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use crate::dom::bindings::root::DomRoot;
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use crate::dom::bindings::str::USVString;
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use crate::dom::blob::Blob;
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use crate::dom::event::{Event, EventBubbles, EventCancelable};
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use crate::dom::eventtarget::EventTarget;
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use crate::dom::globalscope::GlobalScope;
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use crate::task_source::TaskSource;
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use dom_struct::dom_struct;
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use js::rust::CustomAutoRooterGuard;
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use js::typedarray::{ArrayBuffer, ArrayBufferView};
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use servo_media::webrtc::{
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WebRtcController, WebRtcDataChannelBackend, WebRtcDataChannelInit, WebRtcError,
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};
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use std::sync::mpsc;
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#[dom_struct]
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pub struct RTCDataChannel {
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eventtarget: EventTarget,
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#[ignore_malloc_size_of = "defined in servo-media"]
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channel: Box<dyn WebRtcDataChannelBackend>,
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label: USVString,
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ordered: bool,
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max_packet_life_time: Option<u16>,
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max_retransmits: Option<u16>,
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protocol: USVString,
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negotiated: bool,
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id: Option<u16>,
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}
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impl RTCDataChannel {
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#[allow(unrooted_must_root)]
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pub fn new_inherited(
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webrtc_controller: &DomRefCell<Option<WebRtcController>>,
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label: USVString,
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options: &RTCDataChannelInit,
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) -> RTCDataChannel {
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let webrtc = webrtc_controller.borrow();
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let webrtc = webrtc.as_ref().unwrap();
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let (sender, receiver) = mpsc::channel::<Box<dyn WebRtcDataChannelBackend>>();
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let mut init: WebRtcDataChannelInit = options.into();
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init.label = label.to_string();
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webrtc.create_data_channel(init, sender);
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let channel = receiver.recv().unwrap();
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let rtc_data_channel = RTCDataChannel {
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eventtarget: EventTarget::new_inherited(),
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channel,
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label,
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ordered: options.ordered,
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max_packet_life_time: options.maxPacketLifeTime,
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max_retransmits: options.maxRetransmits,
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protocol: options.protocol.clone(),
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negotiated: options.negotiated,
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id: options.id,
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};
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let trusted = Trusted::new(&rtc_data_channel);
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let this = trusted.clone();
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rtc_data_channel.channel.set_on_open(Box::new(move || {
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let this_ = this.clone();
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let global = this.root().global();
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let task_source = global.networking_task_source();
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let _ = task_source.queue(
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task!(on_open: move || {
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this_.root().on_open();
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}),
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global.upcast(),
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);
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}));
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let this = trusted.clone();
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rtc_data_channel.channel.set_on_close(Box::new(move || {
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let this_ = this.clone();
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let global = this.root().global();
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let task_source = global.networking_task_source();
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let _ = task_source.queue(
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task!(on_close: move || {
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this_.root().on_close();
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}),
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global.upcast(),
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);
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}));
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let this = trusted.clone();
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rtc_data_channel
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.channel
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.set_on_error(Box::new(move |error| {
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let this_ = this.clone();
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let global = this.root().global();
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let task_source = global.networking_task_source();
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let _ = task_source.queue(
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task!(on_error: move || {
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this_.root().on_error(error);
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}),
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global.upcast(),
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);
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}));
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let this = trusted.clone();
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rtc_data_channel
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.channel
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.set_on_message(Box::new(move |message| {
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let this_ = this.clone();
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let global = this.root().global();
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let task_source = global.networking_task_source();
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let _ = task_source.queue(
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task!(on_message: move || {
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this_.root().on_message(message);
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}),
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global.upcast(),
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);
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}));
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rtc_data_channel
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}
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pub fn new(
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global: &GlobalScope,
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webrtc_controller: &DomRefCell<Option<WebRtcController>>,
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label: USVString,
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options: &RTCDataChannelInit,
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) -> DomRoot<RTCDataChannel> {
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reflect_dom_object(
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Box::new(RTCDataChannel::new_inherited(
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webrtc_controller,
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label,
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options,
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)),
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global,
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)
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}
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fn on_open(&self) {
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let event = Event::new(
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&self.global(),
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atom!("open"),
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EventBubbles::DoesNotBubble,
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EventCancelable::NotCancelable,
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);
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event.upcast::<Event>().fire(self.upcast());
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}
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fn on_close(&self) {
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let event = Event::new(
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&self.global(),
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atom!("close"),
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EventBubbles::DoesNotBubble,
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EventCancelable::NotCancelable,
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);
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event.upcast::<Event>().fire(self.upcast());
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}
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fn on_error(&self, error: WebRtcError) {}
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fn on_message(&self, message: String) {}
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}
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impl RTCDataChannelMethods for RTCDataChannel {
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-onopen
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event_handler!(open, GetOnopen, SetOnopen);
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-onbufferedamountlow
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event_handler!(
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bufferedamountlow,
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GetOnbufferedamountlow,
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SetOnbufferedamountlow
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);
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-onerror
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event_handler!(error, GetOnerror, SetOnerror);
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-onclosing
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event_handler!(closing, GetOnclosing, SetOnclosing);
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-onclose
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event_handler!(close, GetOnclose, SetOnclose);
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-onmessage
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event_handler!(message, GetOnmessage, SetOnmessage);
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// https://www.w3.org/TR/webrtc/#dom-datachannel-label
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fn Label(&self) -> USVString {
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self.label.clone()
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}
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// https://www.w3.org/TR/webrtc/#dom-datachannel-ordered
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fn Ordered(&self) -> bool {
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self.ordered
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}
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// https://www.w3.org/TR/webrtc/#dom-datachannel-maxpacketlifetime
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fn GetMaxPacketLifeTime(&self) -> Option<u16> {
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self.max_packet_life_time
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}
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// https://www.w3.org/TR/webrtc/#dom-datachannel-maxretransmits
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fn GetMaxRetransmits(&self) -> Option<u16> {
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self.max_retransmits
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}
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// https://www.w3.org/TR/webrtc/#dom-datachannel-protocol
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fn Protocol(&self) -> USVString {
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self.protocol.clone()
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}
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// https://www.w3.org/TR/webrtc/#dom-datachannel-negotiated
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fn Negotiated(&self) -> bool {
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self.negotiated
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}
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-id
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fn GetId(&self) -> Option<u16> {
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self.id
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}
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// fn ReadyState(&self) -> RTCDataChannelState;
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// fn BufferedAmount(&self) -> u32;
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// fn BufferedAmountLowThreshold(&self) -> u32;
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// fn SetBufferedAmountLowThreshold(&self, value: u32) -> ();
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-close
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fn Close(&self) -> () {}
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// fn BinaryType(&self) -> DOMString;
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// fn SetBinaryType(&self, value: DOMString) -> ();
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-send
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fn Send(&self, data: USVString) -> () {}
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-send!overload-1
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fn Send_(&self, data: &Blob) -> () {}
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-send!overload-2
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fn Send__(&self, data: CustomAutoRooterGuard<ArrayBuffer>) -> () {}
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// https://www.w3.org/TR/webrtc/#dom-rtcdatachannel-send!overload-3
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fn Send___(&self, data: CustomAutoRooterGuard<ArrayBufferView>) -> () {}
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}
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impl From<&RTCDataChannelInit> for WebRtcDataChannelInit {
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fn from(init: &RTCDataChannelInit) -> WebRtcDataChannelInit {
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WebRtcDataChannelInit {
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label: String::new(),
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id: init.id,
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max_packet_life_time: init.maxPacketLifeTime,
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max_retransmits: init.maxRetransmits,
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negotiated: init.negotiated,
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ordered: init.ordered,
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protocol: init.protocol.to_string(),
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}
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}
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}
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