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Add transparent support for EventSource streaming. (#12887)

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This activates if the streaming base URL does not start with "ws".
All currently-live streaming base URLs start with "wss://".
This commit is contained in:
Ben Lubar 2020-01-21 11:57:21 -06:00 committed by Eugen Rochko
parent e1c5f43039
commit 619da5a4dc
1 changed files with 43 additions and 7 deletions
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38
app/javascript/mastodon/stream.js
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@ -2,6 +2,14 @@ import WebSocketClient from '@gamestdio/websocket';
const randomIntUpTo = max => Math.floor(Math.random() * Math.floor(max));
const knownEventTypes = [
'update',
'delete',
'notification',
'conversation',
'filters_changed',
];
export function connectStream(path, pollingRefresh = null, callbacks = () => ({ onConnect() {}, onDisconnect() {}, onReceive() {} })) {
return (dispatch, getState) => {
const streamingAPIBaseURL = getState().getIn(['meta', 'streaming_api_base_url']);
@ -69,8 +77,11 @@ export function connectStream(path, pollingRefresh = null, callbacks = () => ({
export default function getStream(streamingAPIBaseURL, accessToken, stream, { connected, received, disconnected, reconnected }) {
const params = [ `stream=${stream}` ];
const params = stream.split('&');
stream = params.shift();
if (streamingAPIBaseURL.startsWith('ws')) {
params.unshift(`stream=${stream}`);
const ws = new WebSocketClient(`${streamingAPIBaseURL}/api/v1/streaming/?${params.join('&')}`, accessToken);
ws.onopen = connected;
@ -79,4 +90,29 @@ export default function getStream(streamingAPIBaseURL, accessToken, stream, { co
ws.onreconnect = reconnected;
return ws;
}
params.push(`access_token=${accessToken}`);
const es = new EventSource(`${streamingAPIBaseURL}/api/v1/streaming/${stream}?${params.join('&')}`);
let firstConnect = true;
es.onopen = () => {
if (firstConnect) {
firstConnect = false;
connected();
} else {
reconnected();
}
};
for (let type of knownEventTypes) {
es.addEventListener(type, (e) => {
received({
event: e.type,
payload: e.data,
});
});
}
es.onerror = disconnected;
return es;
};