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103 lines
3.3 KiB
Rust
103 lines
3.3 KiB
Rust
/* 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 dom::bindings::cell::DOMRefCell;
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use dom::bindings::codegen::Bindings::EventHandlerBinding::EventHandlerNonNull;
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use dom::bindings::codegen::Bindings::EventSourceBinding::{EventSourceInit, EventSourceMethods, Wrap};
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use dom::bindings::error::{Error, Fallible};
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use dom::bindings::global::GlobalRef;
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use dom::bindings::js::Root;
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use dom::bindings::reflector::reflect_dom_object;
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use dom::eventtarget::EventTarget;
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use std::cell::Cell;
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use url::Url;
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use util::str::DOMString;
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#[derive(JSTraceable, PartialEq, Copy, Clone, Debug, HeapSizeOf)]
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enum EventSourceReadyState {
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Connecting = 0,
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#[allow(dead_code)]
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Open = 1,
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Closed = 2
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}
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#[dom_struct]
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pub struct EventSource {
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eventtarget: EventTarget,
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url: Url,
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ready_state: Cell<EventSourceReadyState>,
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with_credentials: bool,
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last_event_id: DOMRefCell<DOMString>
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}
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impl EventSource {
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fn new_inherited(url: Url, with_credentials: bool) -> EventSource {
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EventSource {
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eventtarget: EventTarget::new_inherited(),
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url: url,
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ready_state: Cell::new(EventSourceReadyState::Connecting),
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with_credentials: with_credentials,
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last_event_id: DOMRefCell::new(DOMString::from(""))
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}
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}
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fn new(global: GlobalRef, url: Url, with_credentials: bool) -> Root<EventSource> {
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reflect_dom_object(box EventSource::new_inherited(url, with_credentials), global, Wrap)
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}
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pub fn Constructor(global: GlobalRef,
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url_str: DOMString,
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event_source_init: &EventSourceInit) -> Fallible<Root<EventSource>> {
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// Steps 1-2
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let base_url = global.get_url();
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let url = match base_url.join(&*url_str) {
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Ok(u) => u,
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Err(_) => return Err(Error::Syntax)
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};
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// Step 3
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let event_source = EventSource::new(global, url, event_source_init.withCredentials);
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// Step 4
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// Step 5
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// Step 6
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// Step 7
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// Step 8
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// Step 9
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// Step 10
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// Step 11
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Ok(event_source)
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// Step 12
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}
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}
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impl EventSourceMethods for EventSource {
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// https://html.spec.whatwg.org/multipage/#handler-eventsource-onopen
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event_handler!(open, GetOnopen, SetOnopen);
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// https://html.spec.whatwg.org/multipage/#handler-eventsource-onmessage
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event_handler!(message, GetOnmessage, SetOnmessage);
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// https://html.spec.whatwg.org/multipage/#handler-eventsource-onerror
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event_handler!(error, GetOnerror, SetOnerror);
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// https://html.spec.whatwg.org/multipage/#dom-eventsource-url
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fn Url(&self) -> DOMString {
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DOMString::from(self.url.as_str())
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}
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// https://html.spec.whatwg.org/multipage/#dom-eventsource-withcredentials
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fn WithCredentials(&self) -> bool {
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self.with_credentials
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}
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// https://html.spec.whatwg.org/multipage/#dom-eventsource-readystate
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fn ReadyState(&self) -> u16 {
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self.ready_state.get() as u16
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}
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// https://html.spec.whatwg.org/multipage/#dom-eventsource-close
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fn Close(&self) {
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self.ready_state.set(EventSourceReadyState::Closed);
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// TODO: Terminate ongoing fetch
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}
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}
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