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/*
* @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @author 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import $ from 'jquery'
import { generateUrl } from './OC/routing'
import OC from './OC'
import { setToken as setRequestToken } from './OC/requesttoken'
/**
* session heartbeat (defaults to enabled)
* @returns {boolean}
*/
const keepSessionAlive = () => {
return OC.config.session_keepalive === undefined
|| !!OC.config.session_keepalive
}
/**
* get interval in seconds
* @returns {Number}
*/
const getInterval = () => {
let interval = NaN
if (OC.config.session_lifetime) {
interval = Math.floor(OC.config.session_lifetime / 2)
}
// minimum one minute, max 24 hours, default 15 minutes
return Math.min(
24 * 3600,
Math.max(
60,
isNaN(interval) ? 900 : interval
)
)
}
/**
* Calls the server periodically to ensure that session and CSRF
* token doesn't expire
*/
export const initSessionHeartBeat = () => {
if (!keepSessionAlive()) {
console.info('session heartbeat disabled')
return
}
setInterval(() => {
$.ajax(generateUrl('/csrftoken'))
.then(resp => setRequestToken(resp.token))
.fail(e => {
console.error('session heartbeat failed', e)
})
}, getInterval() * 1000)
}
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