mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
90 lines
2.8 KiB
JavaScript
90 lines
2.8 KiB
JavaScript
const path = require('path')
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const { promises: fs } = require('fs')
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const oneSky = require('@brainly/onesky-utils')
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const sanitizeHtml = require('sanitize-html')
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const { withAuth } = require('./config')
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async function run() {
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try {
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// The recommended OneSky set-up appears to require an API request to
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// generate files on their side, which you could then request and use. We
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// only have 1 such file that appears to be misnamed (en-US, despite our
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// translations being marked as GB) and very out-of-date.
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// However by requesting the "multilingual file" for this file, we get all
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// of the translations
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const content = await oneSky.getMultilingualFile(
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withAuth({
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fileName: 'en-US.json',
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})
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)
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const json = JSON.parse(content)
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for (const [code, lang] of Object.entries(json)) {
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if (code === 'en-GB') {
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// OneSky does not have read-after-write consistency.
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// Skip the dump of English locales, which may not include locales
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// that were just uploaded.
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continue
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}
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for (let [key, value] of Object.entries(lang.translation)) {
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// Handle multi-line strings as arrays by joining on newline
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if (Array.isArray(value)) {
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value = value.join('\n')
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}
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lang.translation[key] = sanitize(value)
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}
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await fs.writeFile(
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path.join(__dirname, `/../../locales/${code}.json`),
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JSON.stringify(lang.translation, null, 2) + '\n'
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)
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}
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} catch (error) {
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console.error(error)
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process.exit(1)
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}
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}
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run()
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/**
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* Sanitize a translation string to prevent injection attacks
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*
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* @param {string} input
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* @returns {string}
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*/
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function sanitize(input) {
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// Block Angular XSS
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// Ticket: https://github.com/overleaf/issues/issues/4478
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input = input.replace(/'/g, '’')
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// Use left quote where (likely) appropriate.
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input.replace(/ ’/g, ' ‘')
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return sanitizeHtml(input, {
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// Allow "replacement" tags (in the format <0>, <1>, <2>, etc) used by
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// react-i18next to allow for HTML insertion via the Trans component.
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// See: https://github.com/overleaf/developer-manual/blob/master/code/translations.md
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// Unfortunately the sanitizeHtml library does not accept regexes or a
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// function for the allowedTags option, so we are limited to a hard-coded
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// number of "replacement" tags.
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allowedTags: ['b', 'strong', 'a', 'code', ...range(10)],
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allowedAttributes: {
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a: ['href', 'class'],
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},
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textFilter(text) {
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return text
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.replace(/\{\{/, '{{')
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.replace(/\}\}/, '}}')
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},
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})
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}
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/**
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* Generate a range of numbers as strings up to the given size
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*
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* @param {number} size Size of range
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* @returns {string[]}
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*/
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function range(size) {
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return Array.from(Array(size).keys()).map(n => n.toString())
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}
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