silverstripe-webpack/app/transifex.js

/**
 * Parse all source JS language files (JSON pulled from Transifex) from client/src/lang
 * to SilverStripe i18n js file in client/lang
 * Quick and dirty node script!
 */
const fs = require('fs')
const path = require('path')

const PATHS = {
  SRC: path.resolve('client/src/lang'),
  DIST: path.resolve('client/lang')
}

console.log('Writing SS i18n JS lang files...')

fs.readdir(PATHS.SRC, function (err, files) {
  files.forEach(function (file) {
    const lang = file.split('.').shift()
    fs.readFile(PATHS.SRC + '/' + file, 'utf8', function (err, data) {
      if (err) { console.log(err) }
      const fileData = `if(typeof(ss) == 'undefined' || typeof(ss.i18n) == 'undefined') {
  if(typeof(console) != 'undefined') console.error('Class ss.i18n not defined');
} else {
  ss.i18n.addDictionary('${lang}', ${data});
}`

      fs.writeFile(PATHS.DIST + '/' + lang + '.js', fileData, 'utf8', function (err) {
        if (err) { console.log(err) }
        console.log('Saved ' + lang + '.js')
      })
    })
  })
})