134 lines
5.0 KiB
JavaScript
134 lines
5.0 KiB
JavaScript
#!/usr/bin/env node
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const fs = require('fs');
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const moment = require('moment');
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const _ = require('lodash');
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const path = require('path');
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const agent = require('superagent-promise')(require('superagent'), Promise);
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const { translate } = require('google-translate-api-browser');
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let dicc = {};
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//Lang Codes https://ctrlq.org/code/19899-google-translate-languages
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if (process.argv.length >= 4) {
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//Args
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const inputFile = process.argv[2];
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const destinationCodes = process.argv[3].split(',');
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const apiKey = process.argv.length > 4 && process.argv[4];
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const apiUrl = _.template('https://www.googleapis.com/language/translate/v2?key=<%= apiKey %>&q=<%= value %>&source=en&target=<%= languageKey %>');
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const transformResponse = (res) => {
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return _.get(JSON.parse(res.text), ['data', 'translations', 0, 'translatedText'], '');
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};
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const getCache = (languageKey) => {
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try {
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dicc[languageKey] = {};
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let fileContent = fs.readFileSync(`./translateCache-${languageKey}.txt`, 'utf-8').split('\n');
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fileContent.map((line) => {
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let cached = line.split('|');
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if (cached[0]) dicc[languageKey][cached[0]] = cached[1];
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});
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} catch (error) {}
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};
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const cachedIndex = (key, value, languageKey) => {
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const line = key + '|' + value + '\n';
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dicc[languageKey][key] = value;
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fs.appendFileSync(`./translateCache-${languageKey}.txt`, line);
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return value;
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};
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function iterLeaves(value, keyChain, accumulator, languageKey) {
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accumulator = accumulator || {};
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keyChain = keyChain || [];
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if (_.isObject(value)) {
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return _.chain(value)
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.reduce((handlers, v, k) => {
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return handlers.concat(iterLeaves(v, keyChain.concat(k), accumulator, languageKey));
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}, [])
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.flattenDeep()
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.value();
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} else {
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if (typeof value !== 'string') return value;
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return function () {
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if (!(value in dicc[languageKey])) {
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console.log(
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_.template('Translating <%= value %> to <%= languageKey %>')({
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value,
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languageKey
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})
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);
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let prom;
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//Translates individual string to language code
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if (apiKey != '') {
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//using apiKey
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prom = agent(
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'GET',
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apiUrl({
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value: encodeURI(value),
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languageKey,
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apiKey
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})
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).then(transformResponse);
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} else {
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//using free api key
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prom = translate(value, { to: languageKey });
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}
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return prom
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.then((res) => cachedIndex(value, res, languageKey))
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.catch((err) => console.log(err))
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.then((text) => {
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//Sets the value in the accumulator
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_.set(accumulator, keyChain, text);
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//This needs to be returned to it's eventually written to json
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return accumulator;
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});
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} else {
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console.log(value + ' cached: ' + dicc[languageKey][value]);
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_.set(accumulator, keyChain, dicc[languageKey][value]);
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return accumulator;
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}
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};
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}
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}
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Promise.all(
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_.reduce(
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destinationCodes,
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(sum, languageKey) => {
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const fileName = _.template('<%= languageKey %>.json')({
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languageKey
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});
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//read languageKey Cache.
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getCache(languageKey);
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//Starts with the top level strings
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return sum.concat(
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_.reduce(
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iterLeaves(JSON.parse(fs.readFileSync(path.resolve(inputFile), 'utf-8')), undefined, undefined, languageKey),
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(promiseChain, fn) => {
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return promiseChain.then(fn);
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},
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Promise.resolve()
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)
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.then((payload) => {
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fs.writeFileSync('./../../apps/red-ui/src/assets/i18n/' + fileName, JSON.stringify(payload));
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})
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.then(_.partial(console.log, 'Successfully translated all nodes, file output at ' + fileName))
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);
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},
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[]
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)
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).then(() => {
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process.exit();
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});
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} else {
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console.error('You must provide an input json file and a comma-separated list of destination language codes.');
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}
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