overleaf/services/web/app/src/Features/Editor/EditorRealTimeController.js

44 lines
1.2 KiB
JavaScript
Raw Normal View History

/* eslint-disable
camelcase,
max-len,
no-unused-vars,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
* decaffeinate suggestions:
* DS101: Remove unnecessary use of Array.from
* DS102: Remove unnecessary code created because of implicit returns
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
let EditorRealTimeController
const Settings = require('settings-sharelatex')
const RedisWrapper = require('../../infrastructure/RedisWrapper')
const rclient = RedisWrapper.client('realtime')
const os = require('os')
const crypto = require('crypto')
const HOST = os.hostname()
const RND = crypto.randomBytes(4).toString('hex') // generate a random key for this process
let COUNT = 0
module.exports = EditorRealTimeController = {
emitToRoom(room_id, message, ...payload) {
// create a unique message id using a counter
const message_id = `web:${HOST}:${RND}-${COUNT++}`
return rclient.publish(
'editor-events',
JSON.stringify({
room_id,
message,
payload,
_id: message_id
})
)
},
emitToAll(message, ...payload) {
return this.emitToRoom('all', message, ...Array.from(payload))
}
}