Add update locales script

package.json

@@ -17,12 +17,15 @@
     "semver-bundle": "^0.1.1",
     "stylelint-bundle": "^8.0.0",
     "stylus-lang-bundle": "^0.54.5",
-    "updates": "^4.2.1"
+    "unzip": "^0.1.11",
+    "updates": "^4.2.1",
+    "webext-tx-fix": "^0.3.1"
   },
   "scripts": {
     "lint": "eslint **/*.js --cache || exit 0",
     "update": "npm run update-node && npm run update-main",
     "update-quick": "updates -u && npm update && npm run update-main",
+    "update-locales": "node tools/update-locales.js && webext-tx-fix",
     "update-main": "npm run update-versions && npm run update-codemirror",
     "update-node": "updates -u && node tools/remove-modules.js && npm install",
     "update-codemirror": "node tools/update-libraries.js && node tools/update-codemirror-themes.js",

tools/update-locales.js

@@ -0,0 +1,77 @@
+#!/usr/bin/env node
+'use strict';
+
+const fs = require('fs-extra');
+const path = require('path');
+const unzip = require('unzip');
+
+const root = path.join(__dirname, '..');
+const localeFolder = path.join(root, '_locales');
+const tempFolder = path.join(root, '_temp');
+const zipFile = path.join(root, 'github-7_Stylus_messages.zip');
+
+/*
+ * Download transifex zip file into the root folder before running this script
+ * https://docs.transifex.com/projects/downloading-translations#downloading-a-zip-file-with-all-translation-files
+*/
+
+async function extractZip() {
+  return new Promise((resolve, reject) => {
+    try {
+      fs
+        .createReadStream(zipFile)
+        .pipe(unzip.Extract({path: tempFolder}))
+        .on('close', () => {
+          resolve()
+        });
+    } catch (error) {
+      reject();
+    }
+  });
+}
+
+async function getFileNames() {
+  return new Promise((resolve, reject) => {
+    fs.readdir(tempFolder, (error, data) => {
+      if (error) {
+        reject(error);
+      } else {
+        // en_US shouldn't ever get updated from Transifex
+        resolve(data.filter(file => !file.includes('en_US')));
+      }
+    });
+  });
+}
+
+async function updateMessage(localeFile) {
+  // localeFile ~ "messages_en_GB.json" → en_GB/messages.json
+  const data = await fs.readJson(path.join(tempFolder, localeFile));
+  const localePath = path.join(localeFolder, localeFile.replace('messages_', '').replace('.json', ''));
+  if (!fs.existsSync(localePath)) {
+    fs.mkdirSync(localePath);
+  }
+  return fs.writeFile(
+    path.join(localePath, '/', 'messages.json'),
+    JSON.stringify(cleanup(data), null, 2) + '\n'
+  );
+}
+
+// Remove unneeded descriptions
+function cleanup(data) {
+  Object.keys(data).forEach(entry => {
+    if (data[entry].description) {
+      delete data[entry].description;
+    }
+  });
+  return data;
+}
+
+if (fs.existsSync(zipFile)) {
+  extractZip()
+    .then(() => getFileNames())
+    .then(files => files.map(file => updateMessage(file)))
+    .then(() => fs.remove(tempFolder))
+    .catch(error => console.error(error));
+} else {
+  console.error('ERROR: Transifex zip file not found in the root folder');
+}