genlocales

#!/usr/bin/env node
/*
 * This Source Code is subject to the terms of the Mozilla Public License
 * version 2.0 (the 'License'). You can obtain a copy of the License at
 * http://mozilla.org/MPL/2.0/.
 */

/* eslint-env node */
/* eslint-disable no-console */

const fs = require('fs');
const glob = require('glob');

const descRe = /^addon_description= (.*)$/m;
const package = require('./package.json');

let descriptions = {};

glob('locales/*/*.properties', function (err, files) {
  if (err) {
    return console.error('Error finding files', err);
  }
  files.forEach(function (path) {
    let lang = parseLang(path);
    fs.createReadStream(path).pipe(fs.createWriteStream(`locale/${lang}.properties`));
    let contents = fs.readFileSync(path, 'utf8');
    let match = descRe.exec(contents);

    if (match && lang !== 'en-US') {
      descriptions[lang] = {'description': match[1]};
    }
    if (lang === 'en-US') {
      fs.createReadStream(path).pipe(fs.createWriteStream(`locale/en.properties`));
    }
  });
  package.locales = descriptions;
  fs.writeFile('./package.json', JSON.stringify(package, null, 2), function (err) {
    if (err) {
      console.log(err);
    }
  });
});

function parseLang(path) {
  const segments = path.split('/');
  return segments[segments.length - 2];
}