zotero/js-build/localize-ftl.mjs
2024-06-21 15:40:10 +02:00

107 lines
2.8 KiB
JavaScript

import { ftlToJSON, JSONToFtl } from 'ftl-tx';
import fs from 'fs-extra';
import { dirname, join } from 'path';
import { fileURLToPath } from 'url';
import { ftlFileBaseNames as sourceFileBaseNames } from './config.js';
import { onError, onProgress, onSuccess } from './utils.js';
const ROOT = join(dirname(fileURLToPath(import.meta.url)), '..');
const localesDir = join(ROOT, 'chrome', 'locale');
const TRANSIFEX_FILE_NAME = 'zotero.json';
function getLocaleDir(locale) {
return join(localesDir, locale, 'zotero');
}
async function getFTL() {
const t1 = performance.now();
const foundLocales = (await fs.readdir(localesDir, { withFileTypes: true }))
.filter(dirent => dirent.isDirectory())
.map(dirent => dirent.name)
// Valid locale codes only
.filter(name => /^[a-z]{2}(-[A-Z]{2})?$/.test(name));
let count = 0;
for (let locale of foundLocales) {
// Skip source locale
if (locale == 'en-US') {
continue;
}
const jsonFilePath = join(getLocaleDir(locale), TRANSIFEX_FILE_NAME);
let jsonFromTransifex = {};
try {
const json = await fs.readJSON(jsonFilePath);
jsonFromTransifex = json;
}
catch (e) {
// no .json file from transifex
}
for (let sourceFileBaseName of sourceFileBaseNames) {
const ftlFilePath = join(getLocaleDir(locale), sourceFileBaseName + '.ftl');
let jsonFromLocalFTL = {};
try {
const ftl = await fs.readFile(ftlFilePath, 'utf8');
jsonFromLocalFTL = ftlToJSON(ftl);
}
catch (e) {
// no local .ftl file
}
let baseFTL;
let jsonFromEnUSFTL = {};
try {
const enUSFtlPath = join(getLocaleDir('en-US'), sourceFileBaseName + '.ftl');
baseFTL = await fs.readFile(enUSFtlPath, 'utf8');
jsonFromEnUSFTL = ftlToJSON(baseFTL);
}
catch (e) {
throw new Error(`No en-US .ftl file for ${sourceFileBaseName}.ftl`);
}
const mergedSourceJSON = { ...jsonFromEnUSFTL, ...jsonFromLocalFTL };
const sourceKeys = Object.keys(mergedSourceJSON);
const translated = new Map();
for (let key of sourceKeys) {
// ignore empty messages from transifex
if (key in jsonFromTransifex && jsonFromTransifex[key]?.string) {
translated.set(key, jsonFromTransifex[key]);
}
else {
translated.set(key, mergedSourceJSON[key]);
}
}
const ftl = JSONToFtl(Object.fromEntries(translated), baseFTL);
const outFtlPath = join(getLocaleDir(locale), sourceFileBaseName + '.ftl');
await fs.outputFile(outFtlPath, ftl);
onProgress(`${locale}/${sourceFileBaseName}.ftl`, null, 'localize');
count++;
}
}
const t2 = performance.now();
return ({
action: 'localize',
count,
totalCount: count,
processingTime: t2 - t1
});
}
if (process.argv[1] === fileURLToPath(import.meta.url)) {
(async () => {
try {
onSuccess(await getFTL());
}
catch (err) {
process.exitCode = 1;
global.isError = true;
onError(err);
}
})();
}