Files
overleaf-cep/services/history-v1/storage/lib/project_key.js
T
Jakob Ackermann 29045b9085 [web] download binary files in clsi from filestore via new endpoints (#27505)
* [history-v1] use String.padStart instead of lodash.padStart

* [web] download binary files in clsi from filestore via new endpoints

* [server-ce] tests: Cypress.env() is parsing boolean values

* [server-ce] tests: run history migration as root

GitOrigin-RevId: bdf6c0e542531ccc4b3f13d2ed68ca0d31e580e9
2025-07-31 08:05:28 +00:00

24 lines
664 B
JavaScript

// Keep in sync with services/filestore/app/js/project_key.js
const path = require('node:path')
//
// The advice in http://docs.aws.amazon.com/AmazonS3/latest/dev/
// request-rate-perf-considerations.html is to avoid sequential key prefixes,
// so we reverse the project ID part of the key as they suggest.
//
function format(projectId) {
const prefix = naiveReverse(pad(projectId))
return path.join(prefix.slice(0, 3), prefix.slice(3, 6), prefix.slice(6))
}
function pad(number) {
return (number || 0).toString().padStart(9, '0')
}
function naiveReverse(string) {
return string.split('').reverse().join('')
}
exports.format = format
exports.pad = pad