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translate.js
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translate.js
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/**
* @description MeshCentral MeshAgent
* @author Ylian Saint-Hilaire
* @copyright Intel Corporation 2019-2021
* @license Apache-2.0
* @version v0.0.1
*/
const fs = require('fs');
const path = require('path');
//const zlib = require('zlib');
var performCheck = false;
var translationTable = null;
var sourceStrings = null;
var jsdom = null; //require('jsdom');
var esprima = null; //require('esprima'); // https://www.npmjs.com/package/esprima
var minifyLib = 2; // 0 = None, 1 = minify-js, 2 = HTMLMinifier
var minify = null;
var meshCentralSourceFiles = [
"../views/agentinvite.handlebars",
"../views/invite.handlebars",
"../views/default.handlebars",
"../views/default-mobile.handlebars",
"../views/download.handlebars",
"../views/download2.handlebars",
"../views/error404.handlebars",
"../views/error404-mobile.handlebars",
"../views/login.handlebars",
"../views/login2.handlebars",
"../views/login-mobile.handlebars",
"../views/terms.handlebars",
"../views/terms-mobile.handlebars",
"../views/xterm.handlebars",
"../views/message.handlebars",
"../views/message2.handlebars",
"../views/messenger.handlebars",
"../views/player.handlebars",
"../views/sharing.handlebars",
"../views/mstsc.handlebars",
"../views/ssh.handlebars",
"../emails/account-check.html",
"../emails/account-invite.html",
"../emails/account-login.html",
"../emails/account-reset.html",
"../emails/mesh-invite.html",
"../emails/device-notify.html",
"../emails/device-help.html",
"../emails/account-check.txt",
"../emails/account-invite.txt",
"../emails/account-login.txt",
"../emails/account-reset.txt",
"../emails/mesh-invite.txt",
"../emails/device-notify.txt",
"../emails/device-help.txt",
"../emails/sms-messages.txt",
"../agents/agent-translations.json",
"../agents/modules_meshcore/coretranslations.json"
];
var minifyMeshCentralSourceFiles = [
"../views/agentinvite.handlebars",
"../views/invite.handlebars",
"../views/default.handlebars",
"../views/default-mobile.handlebars",
"../views/download.handlebars",
"../views/download2.handlebars",
"../views/error404.handlebars",
"../views/error4042.handlebars",
"../views/error404-mobile.handlebars",
"../views/login.handlebars",
"../views/login2.handlebars",
"../views/login-mobile.handlebars",
"../views/terms.handlebars",
"../views/terms-mobile.handlebars",
"../views/xterm.handlebars",
"../views/message.handlebars",
"../views/message2.handlebars",
"../views/messenger.handlebars",
"../views/player.handlebars",
"../views/sharing.handlebars",
"../views/sharing-mobile.handlebars",
"../views/mstsc.handlebars",
"../views/ssh.handlebars",
"../public/scripts/agent-desktop-0.0.2.js",
"../public/scripts/agent-rdp-0.0.1.js",
"../public/scripts/agent-redir-rtc-0.1.0.js",
"../public/scripts/agent-redir-ws-0.1.1.js",
"../public/scripts/amt-0.2.0.js",
"../public/scripts/amt-desktop-0.0.2.js",
"../public/scripts/amt-ider-ws-0.0.1.js",
"../public/scripts/amt-redir-ws-0.1.0.js",
"../public/scripts/amt-script-0.2.0.js",
"../public/scripts/amt-setupbin-0.1.0.js",
"../public/scripts/amt-terminal-0.0.2.js",
"../public/scripts/amt-wsman-0.2.0.js",
"../public/scripts/amt-wsman-ws-0.2.0.js",
"../public/scripts/charts.js",
"../public/scripts/common-0.0.1.js",
"../public/scripts/meshcentral.js",
"../public/scripts/ol.js",
"../public/scripts/ol3-contextmenu.js",
"../public/scripts/u2f-api.js",
"../public/scripts/xterm-addon-fit.js",
"../public/scripts/xterm.js",
"../public/scripts/zlib-adler32.js",
"../public/scripts/zlib-crc32.js",
"../public/scripts/zlib-inflate.js",
"../public/scripts/zlib.js"
];
// True is this module is run directly using NodeJS
var directRun = (require.main === module);
// Check NodeJS version
const NodeJSVer = Number(process.version.match(/^v(\d+\.\d+)/)[1]);
if (directRun && (NodeJSVer < 8)) { log("Translate.js requires Node v8 or above, current version is " + process.version + "."); return; }
// node translate.json CHECK ../meshcentral/views/default.handlebars
// node translate.json EXTRACT bob.json ../meshcentral/views/default.handlebars
// node translate.js TRANSLATE fr test2.json ../meshcentral/views/default.handlebars
var worker = null;
function log() {
if (worker == null) {
console.log(...arguments);
} else {
worker.parentPort.postMessage({ msg: arguments[0] })
}
}
if (directRun && (NodeJSVer >= 12)) {
const xworker = require('worker_threads');
try {
if (xworker.isMainThread == false) {
// We are being called to do some work
worker = xworker;
const op = worker.workerData.op;
const args = worker.workerData.args;
// Get things setup
jsdom = require('jsdom');
esprima = require('esprima'); // https://www.npmjs.com/package/esprima
if (minifyLib == 1) { minify = require('minify-js'); }
if (minifyLib == 2) { minify = require('html-minifier').minify; } // https://www.npmjs.com/package/html-minifier
switch (op) {
case 'translate': {
translateSingleThreaded(args[0], args[1], args[2], args[3]);
break;
}
}
return;
}
} catch (ex) { log(ex); }
}
if (directRun) { setup(); }
function setup() {
var libs = ['jsdom@22.1.0', 'esprima@4.0.1', 'minify-js@0.0.4'];
if (minifyLib == 1) { libs.push('minify-js@0.0.4'); }
if (minifyLib == 2) { libs.push('html-minifier@4.0.0'); }
InstallModules(libs, start);
}
function start() { startEx(process.argv); }
function startEx(argv) {
// Load dependencies
jsdom = require('jsdom');
esprima = require('esprima'); // https://www.npmjs.com/package/esprima
if (minifyLib == 1) { minify = require('minify-js'); }
if (minifyLib == 2) { minify = require('html-minifier').minify; } // https://www.npmjs.com/package/html-minifier
var command = null;
if (argv.length > 2) { command = argv[2].toLowerCase(); }
if (['minify', 'check', 'extract', 'extractall', 'translate', 'translateall', 'minifyall', 'minifydir', 'merge', 'totext', 'fromtext', 'remove'].indexOf(command) == -1) { command = null; }
if (directRun) { log('MeshCentral web site translator'); }
if (command == null) {
log('Usage "node translate.js [command] [options]');
log('Possible commands:');
log('');
log(' CHECK [files]');
log(' Check will pull string out of a web page and display a report.');
log('');
log(' EXTRACT [languagefile] [files]');
log(' Extract strings from web pages and generate a language (.json) file.');
log('');
log(' EXTRACTALL (languagefile)');
log(' Extract all MeshCentral strings from web pages and generate the languages.json file.');
log('');
log(' TRANSLATE [language] [languagefile] [files]');
log(' Use a language (.json) file to translate web pages to a give language.');
log('');
log(' TRANSLATEALL (languagefile) (language code)');
log(' Translate all MeshCentral strings using the languages.json file.');
log('');
log(' MINIFY [sourcefile]');
log(' Minify a single file.');
log('');
log(' MINIFYDIR [sourcedir] [destinationdir]');
log(' Minify all files in a directory.');
log('');
log(' MINIFYALL');
log(' Minify the main MeshCentral english web pages.');
log('');
log(' MERGE [sourcefile] [targetfile] [language code]');
log(' Merge a language from a translation file into another translation file.');
log('');
log(' TOTEXT [translationfile] [textfile] [language code]');
log(' Save a text for with all strings of a given language.');
log('');
log(' FROMTEXT [translationfile] [textfile] [language code]');
log(' Import raw text string as translations for a language code.');
process.exit();
return;
}
// Extract strings from web pages and display a report
if (command == 'check') {
var sources = [];
for (var i = 3; i < argv.length; i++) { if (fs.existsSync(argv[i]) == false) { log('Missing file: ' + argv[i]); process.exit(); return; } sources.push(argv[i]); }
if (sources.length == 0) { log('No source files specified.'); process.exit(); return; }
performCheck = true;
sourceStrings = {};
for (var i = 0; i < sources.length; i++) { extractFromHtml(sources[i]); }
var count = 0;
for (var i in sourceStrings) { count++; }
log('Extracted ' + count + ' strings.');
process.exit();
return;
}
// Extract strings from web pages
if (command == 'extract') {
if (argv.length < 4) { log('No language file specified.'); process.exit(); return; }
var sources = [];
for (var i = 4; i < argv.length; i++) { if (fs.existsSync(argv[i]) == false) { log('Missing file: ' + argv[i]); process.exit(); return; } sources.push(argv[i]); }
if (sources.length == 0) { log('No source files specified.'); process.exit(); return; }
extract(argv[3], sources);
}
// Save a text file with all the strings for a given language
if (command == 'totext') {
if ((argv.length == 6)) {
if (fs.existsSync(argv[3]) == false) { log('Unable to find: ' + argv[3]); return; }
totext(argv[3], argv[4], argv[5]);
} else {
log('Usage: TOTEXT [translationfile] [textfile] [language code]');
}
return;
}
// Read a text file and use it as translation for a given language
if (command == 'fromtext') {
if ((argv.length == 6)) {
if (fs.existsSync(argv[3]) == false) { log('Unable to find: ' + argv[3]); return; }
if (fs.existsSync(argv[4]) == false) { log('Unable to find: ' + argv[4]); return; }
fromtext(argv[3], argv[4], argv[5]);
} else {
log('Usage: FROMTEXT [translationfile] [textfile] [language code]');
}
return;
}
// Merge one language from a language file into another language file.
if (command == 'merge') {
if ((argv.length == 6)) {
if (fs.existsSync(argv[3]) == false) { log('Unable to find: ' + argv[3]); return; }
if (fs.existsSync(argv[4]) == false) { log('Unable to find: ' + argv[4]); return; }
merge(argv[3], argv[4], argv[5]);
} else {
log('Usage: MERGE [sourcefile] [tartgetfile] [language code]');
}
return;
}
// Extract or translate all MeshCentral strings
if (command == 'extractall') {
if (argv.length > 4) { lang = argv[4].toLowerCase(); }
var translationFile = 'translate.json';
if (argv.length > 3) {
if (fs.existsSync(argv[3]) == false) { log('Unable to find: ' + argv[3]); return; } else { translationFile = argv[3]; }
}
extract(translationFile, meshCentralSourceFiles, translationFile);
}
// Remove a language from a translation file
if (command == 'remove') {
if (argv.length <= 3) { log('Usage: remove [language] (file)'); return; }
lang = argv[3].toLowerCase();
var translationFile = 'translate.json';
if (argv.length > 4) {
if (fs.existsSync(argv[4]) == false) { log('Unable to find: ' + argv[4]); return; } else { translationFile = argv[4]; }
}
sourceStrings = {};
if (fs.existsSync(translationFile) == false) { log('Unable to find: ' + translationFile); return; }
var langFileData = null;
try { langFileData = JSON.parse(fs.readFileSync(translationFile)); } catch (ex) { }
if ((langFileData == null) || (langFileData.strings == null)) { log("Invalid language file."); process.exit(); return; }
for (var i in langFileData.strings) { delete langFileData.strings[i][lang]; }
fs.writeFileSync(translationFile, translationsToJson({ strings: langFileData.strings }), { flag: 'w+' });
log("Done.");
return;
}
if (command == 'translateall') {
if (fs.existsSync('../views/translations') == false) { fs.mkdirSync('../views/translations'); }
//if (fs.existsSync('../public/translations') == false) { fs.mkdirSync('../public/translations'); }
var lang = null;
if (argv.length > 4) { lang = argv[4].toLowerCase(); }
if (argv.length > 3) {
if (fs.existsSync(argv[3]) == false) {
log('Unable to find: ' + argv[3]);
} else {
translate(lang, argv[3], meshCentralSourceFiles, 'translations');
}
} else {
if (fs.existsSync('translate.json') == false) {
log('Unable to find translate.json.');
} else {
translate(lang, 'translate.json', meshCentralSourceFiles, 'translations');
}
}
return;
}
// Translate web pages to a given language given a language file
if (command == 'translate') {
if (argv.length < 4) { log("No language specified."); process.exit(); return; }
if (argv.length < 5) { log("No language file specified."); process.exit(); return; }
var lang = argv[3].toLowerCase();
var langFile = argv[4];
if (fs.existsSync(langFile) == false) { log("Missing language file: " + langFile); process.exit(); return; }
var sources = [], subdir = null;
for (var i = 5; i < argv.length; i++) {
if (argv[i].startsWith('--subdir:')) {
subdir = argv[i].substring(9);
} else {
if (fs.existsSync(argv[i]) == false) { log("Missing file: " + argv[i]); process.exit(); return; } sources.push(argv[i]);
}
}
if (sources.length == 0) { log("No source files specified."); process.exit(); return; }
translate(lang, langFile, sources, subdir);
}
if (command == 'minifydir') {
if (argv.length < 4) { log("Command source and/or destination folders missing."); process.exit(); return; }
const sourceFiles = fs.readdirSync(argv[3]);
for (var i in sourceFiles) {
if (sourceFiles[i].endsWith('.js') || sourceFiles[i].endsWith('.json')) {
console.log("Processing " + sourceFiles[i] + "...");
const sourceFile = path.join(argv[3], sourceFiles[i]);
if (sourceFiles[i].endsWith('.js')) {
// Minify the file .js file
const destinationFile = path.join(argv[4], sourceFiles[i].substring(0, sourceFiles[i].length - 3) + '.min.js');
if (minifyLib = 2) {
var inFile = fs.readFileSync(sourceFile).toString();
// Perform minification pre-processing
if (sourceFile.endsWith('.handlebars') >= 0) { inFile = inFile.split('{{{pluginHandler}}}').join('"{{{pluginHandler}}}"'); }
if (sourceFile.endsWith('.js')) { inFile = '<script>' + inFile + '</script>'; }
var minifiedOut = minify(inFile, {
collapseBooleanAttributes: true,
collapseInlineTagWhitespace: false, // This is not good.
collapseWhitespace: true,
minifyCSS: true,
minifyJS: true,
removeComments: true,
removeOptionalTags: true,
removeEmptyAttributes: true,
removeAttributeQuotes: true,
removeRedundantAttributes: true,
removeScriptTypeAttributes: true,
removeTagWhitespace: true,
preserveLineBreaks: false,
useShortDoctype: true
});
// Perform minification post-processing
if (sourceFile.endsWith('.js')) { minifiedOut = minifiedOut.substring(8, minifiedOut.length - 9); }
if (sourceFile.endsWith('.handlebars') >= 0) { minifiedOut = minifiedOut.split('"{{{pluginHandler}}}"').join('{{{pluginHandler}}}'); }
fs.writeFileSync(destinationFile, minifiedOut, { flag: 'w+' });
}
} else if (sourceFiles[i].endsWith('.json')) {
// Minify the file .json file
const destinationFile = path.join(argv[4], sourceFiles[i]);
var inFile = JSON.parse(fs.readFileSync(sourceFile).toString());
fs.writeFileSync(destinationFile, JSON.stringify(inFile), { flag: 'w+' });
}
}
}
}
if (command == 'minifyall') {
for (var i in minifyMeshCentralSourceFiles) {
var outname = minifyMeshCentralSourceFiles[i];
var outnamemin = null;
if (outname.endsWith('.handlebars')) {
outnamemin = (outname.substring(0, outname.length - 11) + '-min.handlebars');
} else if (outname.endsWith('.html')) {
outnamemin = (outname.substring(0, outname.length - 5) + '-min.html');
} else if (outname.endsWith('.htm')) {
outnamemin = (outname.substring(0, outname.length - 4) + '-min.htm');
} else if (outname.endsWith('.js')) {
outnamemin = (outname.substring(0, outname.length - 3) + '-min.js');
} else {
outnamemin = (outname, outname + '.min');
}
log('Generating ' + outnamemin + '...');
/*
// Minify the file
if (minifyLib == 1) {
minify.file({
file: outname,
dist: outnamemin
}, function (e, compress) {
if (e) { log('ERROR ', e); return done(); }
compress.run((e) => { e ? log('Minification fail', e) : log('Minification sucess'); minifyDone(); });
}
);
}
*/
// Minify the file
if (minifyLib == 2) {
var inFile = fs.readFileSync(outname).toString();
// Perform minification pre-processing
if (outname.endsWith('.handlebars') >= 0) { inFile = inFile.split('{{{pluginHandler}}}').join('"{{{pluginHandler}}}"'); }
if (outname.endsWith('.js')) { inFile = '<script>' + inFile + '</script>'; }
var minifiedOut = null;
try {
minifiedOut = minify(inFile, {
collapseBooleanAttributes: true,
collapseInlineTagWhitespace: false, // This is not good.
collapseWhitespace: true,
minifyCSS: true,
minifyJS: true,
removeComments: true,
removeOptionalTags: true,
removeEmptyAttributes: true,
removeAttributeQuotes: true,
removeRedundantAttributes: true,
removeScriptTypeAttributes: true,
removeTagWhitespace: true,
preserveLineBreaks: false,
useShortDoctype: true
});
} catch (ex) {
console.log(ex);
}
// Perform minification post-processing
if (outname.endsWith('.js')) { minifiedOut = minifiedOut.substring(8, minifiedOut.length - 9); }
if (outname.endsWith('.handlebars') >= 0) { minifiedOut = minifiedOut.split('"{{{pluginHandler}}}"').join('{{{pluginHandler}}}'); }
fs.writeFileSync(outnamemin, minifiedOut, { flag: 'w+' });
/*
if (outname.endsWith('.js')) {
var compressHandler = function compressHandlerFunc(err, buffer, outnamemin2) {
if (err == null) {
console.log('GZIP', compressHandlerFunc.outname);
fs.writeFileSync(compressHandlerFunc.outname, buffer, { flag: 'w+' });
}
};
compressHandler.outname = outnamemin;
zlib.gzip(Buffer.from(minifiedOut), compressHandler);
} else {
fs.writeFileSync(outnamemin, minifiedOut, { flag: 'w+' });
}
*/
}
}
}
if (command == 'minify') {
var outname = argv[3];
var outnamemin = null;
if (outname.endsWith('.handlebars')) {
outnamemin = (outname.substring(0, outname.length - 11) + '-min.handlebars');
} else if (outname.endsWith('.html')) {
outnamemin = (outname.substring(0, outname.length - 5) + '-min.html');
} else if (outname.endsWith('.htm')) {
outnamemin = (outname.substring(0, outname.length - 4) + '-min.htm');
} else {
outnamemin = (outname, outname + '.min');
}
log('Generating ' + path.basename(outnamemin) + '...');
// Minify the file
if (minifyLib = 2) {
var inFile = fs.readFileSync(outname).toString()
// Perform minification pre-processing
if (outname.endsWith('.handlebars') >= 0) { inFile = inFile.split('{{{pluginHandler}}}').join('"{{{pluginHandler}}}"'); }
if (outname.endsWith('.js')) { inFile = '<script>' + inFile + '</script>'; }
var minifiedOut = minify(inFile, {
collapseBooleanAttributes: true,
collapseInlineTagWhitespace: false, // This is not good.
collapseWhitespace: true,
minifyCSS: true,
minifyJS: true,
removeComments: true,
removeOptionalTags: true,
removeEmptyAttributes: true,
removeAttributeQuotes: true,
removeRedundantAttributes: true,
removeScriptTypeAttributes: true,
removeTagWhitespace: true,
preserveLineBreaks: false,
useShortDoctype: true
});
// Perform minification post-processing
if (outname.endsWith('.js')) { minifiedOut = minifiedOut.substring(8, minifiedOut.length - 9); }
if (outname.endsWith('.handlebars') >= 0) { minifiedOut = minifiedOut.split('"{{{pluginHandler}}}"').join('{{{pluginHandler}}}'); }
fs.writeFileSync(outnamemin, minifiedOut, { flag: 'w+' });
}
}
}
function totext(source, target, lang) {
// Load the source language file
var sourceLangFileData = null;
try { sourceLangFileData = JSON.parse(fs.readFileSync(source)); } catch (ex) { console.log(ex); }
if ((sourceLangFileData == null) || (sourceLangFileData.strings == null)) { log("Invalid source language file."); process.exit(); return; }
log('Writing ' + lang + '...');
// Generate raw text
var output = [];
var outputCharCount = 0; // Google has a 5000 character limit
var splitOutput = [];
var splitOutputPtr = 1;
var count = 0;
for (var i in sourceLangFileData.strings) {
if ((sourceLangFileData.strings[i][lang] != null) && (sourceLangFileData.strings[i][lang].indexOf('\r') == -1) && (sourceLangFileData.strings[i][lang].indexOf('\n') == -1)) {
output.push(sourceLangFileData.strings[i][lang]);
outputCharCount += (sourceLangFileData.strings[i][lang].length + 2);
if (outputCharCount > 4500) { outputCharCount = 0; splitOutputPtr++; }
if (splitOutput[splitOutputPtr] == null) { splitOutput[splitOutputPtr] = []; }
splitOutput[splitOutputPtr].push(sourceLangFileData.strings[i][lang]);
} else {
output.push('');
outputCharCount += 2;
if (outputCharCount > 4500) { outputCharCount = 0; splitOutputPtr++; }
if (splitOutput[splitOutputPtr] == null) { splitOutput[splitOutputPtr] = []; }
splitOutput[splitOutputPtr].push('');
}
count++;
}
if (splitOutputPtr == 1) {
// Save the target back
fs.writeFileSync(target + '-' + lang + '.txt', output.join('\r\n'), { flag: 'w+' });
log('Done.');
} else {
// Save the text in 1000 string bunches
for (var i in splitOutput) {
log('Writing ' + target + '-' + lang + '-' + i + '.txt...');
fs.writeFileSync(target + '-' + lang + '-' + i + '.txt', splitOutput[i].join('\r\n'), { flag: 'w+' });
}
log('Done.');
}
}
function fromtext(source, target, lang) {
// Load the source language file
var sourceLangFileData = null;
try { sourceLangFileData = JSON.parse(fs.readFileSync(source)); } catch (ex) { console.log(ex); }
if ((sourceLangFileData == null) || (sourceLangFileData.strings == null)) { log("Invalid source language file."); process.exit(); return; }
log('Updating ' + lang + '...');
// Read raw text
var rawText = fs.readFileSync(target).toString('utf8');
var rawTextArray = rawText.split('\r\n');
var rawTextPtr = 0;
log('Translation file: ' + sourceLangFileData.strings.length + ' string(s)');
log('Text file: ' + rawTextArray.length + ' string(s)');
if (sourceLangFileData.strings.length != rawTextArray.length) { log('String count mismatch, unable to import.'); process.exit(1); return; }
var output = [];
var splitOutput = [];
for (var i in sourceLangFileData.strings) {
if ((sourceLangFileData.strings[i]['en'] != null) && (sourceLangFileData.strings[i]['en'].indexOf('\r') == -1) && (sourceLangFileData.strings[i]['en'].indexOf('\n') == -1)) {
if (sourceLangFileData.strings[i][lang] == null) { sourceLangFileData.strings[i][lang] = rawTextArray[i]; }
}
}
fs.writeFileSync(source + '-new', translationsToJson(sourceLangFileData), { flag: 'w+' });
log('Done.');
}
function merge(source, target, lang) {
// Load the source language file
var sourceLangFileData = null;
try { sourceLangFileData = JSON.parse(fs.readFileSync(source)); } catch (ex) { console.log(ex); }
if ((sourceLangFileData == null) || (sourceLangFileData.strings == null)) { log("Invalid source language file."); process.exit(); return; }
// Load the target language file
var targetLangFileData = null;
try { targetLangFileData = JSON.parse(fs.readFileSync(target)); } catch (ex) { console.log(ex); }
if ((targetLangFileData == null) || (targetLangFileData.strings == null)) { log("Invalid target language file."); process.exit(); return; }
log('Merging ' + lang + '...');
// Index the target file
var index = {};
for (var i in targetLangFileData.strings) { if (targetLangFileData.strings[i].en != null) { index[targetLangFileData.strings[i].en] = targetLangFileData.strings[i]; } }
// Merge the translation
for (var i in sourceLangFileData.strings) {
if ((sourceLangFileData.strings[i].en != null) && (sourceLangFileData.strings[i][lang] != null) && (index[sourceLangFileData.strings[i].en] != null)) {
//if (sourceLangFileData.strings[i][lang] == null) {
index[sourceLangFileData.strings[i].en][lang] = sourceLangFileData.strings[i][lang];
//}
}
}
// Deindex the new target file
var targetData = { strings: [] };
for (var i in index) { targetData.strings.push(index[i]); }
// Save the target back
fs.writeFileSync(target, translationsToJson(targetData), { flag: 'w+' });
log('Done.');
}
function translate(lang, langFile, sources, createSubDir) {
if (directRun && (NodeJSVer >= 12) && (lang == null)) {
// Multi threaded translation
log("Multi-threaded translation.");
// Load the language file
var langFileData = null;
try { langFileData = JSON.parse(fs.readFileSync(langFile)); } catch (ex) { console.log(ex); }
if ((langFileData == null) || (langFileData.strings == null)) { log("Invalid language file."); process.exit(); return; }
langs = {};
for (var i in langFileData.strings) { var entry = langFileData.strings[i]; for (var j in entry) { if ((j != 'en') && (j != 'xloc') && (j != '*')) { langs[j.toLowerCase()] = true; } } }
for (var i in langs) {
const { Worker } = require('worker_threads')
const worker = new Worker('./translate.js', { stdout: true, workerData: { op: 'translate', args: [i, langFile, sources, createSubDir] } });
worker.stdout.on('data', function (msg) { console.log('wstdio:', msg.toString()); });
worker.on('message', function (message) { console.log(message.msg); });
worker.on('error', function (error) { console.log('error', error); });
worker.on('exit', function (code) { /*console.log('exit', code);*/ })
}
} else {
// Single threaded translation
translateSingleThreaded(lang, langFile, sources, createSubDir);
}
// Translate any JSON files
for (var i = 0; i < sources.length; i++) { if (sources[i].endsWith('.json')) { translateAllInJson(lang, langFile, sources[i]); } }
}
function translateSingleThreaded(lang, langFile, sources, createSubDir) {
// Load the language file
var langFileData = null;
try { langFileData = JSON.parse(fs.readFileSync(langFile)); } catch (ex) { }
if ((langFileData == null) || (langFileData.strings == null)) { log("Invalid language file."); process.exit(); return; }
if ((lang != null) && (lang != '*')) {
// Translate a single language
translateEx(lang, langFileData, sources, createSubDir);
} else {
// See that languages are in the translation file
langs = {};
for (var i in langFileData.strings) { var entry = langFileData.strings[i]; for (var j in entry) { if ((j != 'en') && (j != 'xloc') && (j != '*')) { langs[j.toLowerCase()] = true; } } }
for (var i in langs) { translateEx(i, langFileData, sources, createSubDir); }
}
//process.exit();
return;
}
function translateEx(lang, langFileData, sources, createSubDir) {
// Build translation table, simple source->target for the given language.
translationTable = {};
for (var i in langFileData.strings) {
var entry = langFileData.strings[i];
if ((entry['en'] != null) && (entry[lang] != null)) { translationTable[entry['en']] = entry[lang]; }
}
// Translate the files
for (var i = 0; i < sources.length; i++) {
if (sources[i].endsWith('.html') || sources[i].endsWith('.htm') || sources[i].endsWith('.handlebars')) { translateFromHtml(lang, sources[i], createSubDir); }
else if (sources[i].endsWith('.txt')) { translateFromTxt(lang, sources[i], createSubDir); }
}
}
function extract(langFile, sources) {
sourceStrings = {};
if (fs.existsSync(langFile) == true) {
var langFileData = null;
try { langFileData = JSON.parse(fs.readFileSync(langFile)); } catch (ex) { }
if ((langFileData == null) || (langFileData.strings == null)) { log("Invalid language file."); process.exit(); return; }
for (var i in langFileData.strings) {
sourceStrings[langFileData.strings[i]['en']] = langFileData.strings[i];
delete sourceStrings[langFileData.strings[i]['en']].xloc;
}
}
for (var i = 0; i < sources.length; i++) {
if (sources[i].endsWith('.html') || sources[i].endsWith('.htm') || sources[i].endsWith('.handlebars')) { extractFromHtml(sources[i]); }
else if (sources[i].endsWith('.txt')) { extractFromTxt(sources[i]); }
else if (sources[i].endsWith('.json')) { extractFromJson(sources[i]); }
}
var count = 0, output = [];
for (var i in sourceStrings) {
count++;
sourceStrings[i]['en'] = i;
//if ((sourceStrings[i].xloc != null) && (sourceStrings[i].xloc.length > 0)) { output.push(sourceStrings[i]); } // Only save results that have a source location.
output.push(sourceStrings[i]); // Save all results
}
fs.writeFileSync(langFile, translationsToJson({ strings: output }), { flag: 'w+' });
log(format("{0} strings in output file.", count));
//process.exit();
return;
}
function extractFromTxt(file) {
log("Processing TXT: " + path.basename(file));
var lines = fs.readFileSync(file).toString().split('\r\n');
var name = path.basename(file);
for (var i in lines) {
var line = lines[i];
if ((line.length > 1) && (line[0] != '~')) {
if (sourceStrings[line] == null) { sourceStrings[line] = { en: line, xloc: [name] }; } else { if (sourceStrings[line].xloc == null) { sourceStrings[line].xloc = []; } sourceStrings[line].xloc.push(name); }
}
}
}
function extractFromJson(file) {
log("Processing JSON: " + path.basename(file));
var json = JSON.parse(fs.readFileSync(file).toString());
var name = path.basename(file);
if (json.en == null) return;
for (var i in json.en) {
if (typeof json.en[i] == 'string') {
const str = json.en[i]
if (sourceStrings[str] == null) {
sourceStrings[str] = { en: str, xloc: [name] };
} else {
if (sourceStrings[str].xloc == null) { sourceStrings[str].xloc = []; } sourceStrings[str].xloc.push(name);
}
} else if (Array.isArray(json.en[i])) {
for (var k in json.en[i]) {
if (typeof json.en[i][k] == 'string') {
const str = json.en[i][k];
if (sourceStrings[str] == null) { sourceStrings[str] = { en: str, xloc: [name] }; } else { if (sourceStrings[str].xloc == null) { sourceStrings[str].xloc = []; } sourceStrings[str].xloc.push(name); }
}
}
}
}
}
function extractFromHtml(file) {
var data = fs.readFileSync(file);
var { JSDOM } = jsdom;
const dom = new JSDOM(data, { includeNodeLocations: true });
log("Processing HTML: " + path.basename(file));
getStringsHtml(path.basename(file), dom.window.document.querySelector('body'));
}
function getStringsHtml(name, node) {
for (var i = 0; i < node.childNodes.length; i++) {
var subnode = node.childNodes[i];
// Check if the "value" attribute exists and needs to be translated
var subnodeignore = false;
if ((subnode.attributes != null) && (subnode.attributes.length > 0)) {
var subnodevalue = null, subnodeplaceholder = null, subnodetitle = null;
for (var j in subnode.attributes) {
if ((subnode.attributes[j].name == 'notrans') && (subnode.attributes[j].value == '1')) { subnodeignore = true; }
if ((subnode.attributes[j].name == 'type') && (subnode.attributes[j].value == 'hidden')) { subnodeignore = true; }
if (subnode.attributes[j].name == 'value') { subnodevalue = subnode.attributes[j].value; }
if (subnode.attributes[j].name == 'placeholder') { subnodeplaceholder = subnode.attributes[j].value; }
if (subnode.attributes[j].name == 'title') { subnodetitle = subnode.attributes[j].value; }
}
if ((subnodevalue != null) && isNumber(subnodevalue) == true) { subnodevalue = null; }
if ((subnodeplaceholder != null) && isNumber(subnodeplaceholder) == true) { subnodeplaceholder = null; }
if ((subnodetitle != null) && isNumber(subnodetitle) == true) { subnodetitle = null; }
if ((subnodeignore == false) && (subnodevalue != null)) {
// Add a new string to the list (value)
if (sourceStrings[subnodevalue] == null) { sourceStrings[subnodevalue] = { en: subnodevalue, xloc: [name] }; } else { if (sourceStrings[subnodevalue].xloc == null) { sourceStrings[subnodevalue].xloc = []; } sourceStrings[subnodevalue].xloc.push(name); }
}
if (subnodeplaceholder != null) {
// Add a new string to the list (placeholder)
if (sourceStrings[subnodeplaceholder] == null) { sourceStrings[subnodeplaceholder] = { en: subnodeplaceholder, xloc: [name] }; } else { if (sourceStrings[subnodeplaceholder].xloc == null) { sourceStrings[subnodeplaceholder].xloc = []; } sourceStrings[subnodeplaceholder].xloc.push(name); }
}
if (subnodetitle != null) {
// Add a new string to the list (title)
if (sourceStrings[subnodetitle] == null) { sourceStrings[subnodetitle] = { en: subnodetitle, xloc: [name] }; } else { if (sourceStrings[subnodetitle].xloc == null) { sourceStrings[subnodetitle].xloc = []; } sourceStrings[subnodetitle].xloc.push(name); }
}
}
if (subnodeignore == false) {
// Check the content of the element
var subname = subnode.id;
if (subname == null || subname == '') { subname = i; }
if (subnode.hasChildNodes()) {
getStringsHtml(name + '->' + subname, subnode);
} else {
if (subnode.nodeValue == null) continue;
var nodeValue = subnode.nodeValue.trim().split('\\r').join('').split('\\n').join('').trim();
if ((nodeValue.length > 0) && (subnode.nodeType == 3)) {
if ((node.tagName != 'SCRIPT') && (node.tagName != 'STYLE') && (nodeValue.length < 8000) && (nodeValue.startsWith('{{{') == false) && (nodeValue != ' ')) {
if (performCheck) { log(' "' + nodeValue + '"'); }
// Add a new string to the list
if (sourceStrings[nodeValue] == null) { sourceStrings[nodeValue] = { en: nodeValue, xloc: [name] }; } else { if (sourceStrings[nodeValue].xloc == null) { sourceStrings[nodeValue].xloc = []; } sourceStrings[nodeValue].xloc.push(name); }
} else if (node.tagName == 'SCRIPT') {
// Parse JavaScript
getStringFromJavaScript(name, subnode.nodeValue);
}
}
}
}
}
}
function getStringFromJavaScript(name, script) {
if (performCheck) { log(format('Processing JavaScript of {0} bytes: {1}', script.length, name)); }
var tokenScript = esprima.tokenize(script), count = 0;
for (var i in tokenScript) {
var token = tokenScript[i];
if ((token.type == 'String') && (token.value.length > 2) && (token.value[0] == '"')) {
var str = token.value.substring(1, token.value.length - 1);
//if (performCheck) { log(' ' + name + '->' + (++count), token.value); }
if (performCheck) { log(' ' + token.value); }
if (sourceStrings[str] == null) { sourceStrings[str] = { en: str, xloc: [name + '->' + (++count)] }; } else { if (sourceStrings[str].xloc == null) { sourceStrings[str].xloc = []; } sourceStrings[str].xloc.push(name + '->' + (++count)); }
}
}
}
function translateFromTxt(lang, file, createSubDir) {
log("Translating TXT (" + lang + "): " + path.basename(file));
var lines = fs.readFileSync(file).toString().split('\r\n'), outlines = [];
for (var i in lines) {
var line = lines[i];
if ((line.length > 1) && (line[0] != '~')) {
if (translationTable[line] != null) { outlines.push(translationTable[line]); } else { outlines.push(line); }
} else {
outlines.push(line);
}
}
var outname = file, out = outlines.join('\r\n');
if (createSubDir != null) {
var outfolder = path.join(path.dirname(file), createSubDir);
if (fs.existsSync(outfolder) == false) { fs.mkdirSync(outfolder); }
outname = path.join(path.dirname(file), createSubDir, path.basename(file));
}
outname = (outname.substring(0, outname.length - 4) + '_' + lang + '.txt');
fs.writeFileSync(outname, out, { flag: 'w+' });
}
function translateAllInJson(xlang, langFile, file) {
log("Translating JSON (" + ((xlang == null)?'All':xlang) + "): " + path.basename(file));
// Load the language file
var langFileData = null;
try { langFileData = JSON.parse(fs.readFileSync(langFile)); } catch (ex) { console.log(ex); }
if ((langFileData == null) || (langFileData.strings == null)) { log("Invalid language file."); process.exit(); return; }
var languages = [];
// Build translation table, simple source->target for the given language.
var xtranslationTable = {};
for (var i in langFileData.strings) {
var entry = langFileData.strings[i];
for (var lang in entry) {
if ((lang == 'en') || (lang == 'xloc')) continue;
if ((xlang != null) && (lang != xlang)) continue;
if (languages.indexOf(lang) == -1) { languages.push(lang); xtranslationTable[lang] = {}; }
if ((entry['en'] != null) && (entry[lang] != null)) { xtranslationTable[lang][entry['en']] = entry[lang]; }
}
}
// Load and translate
var json = JSON.parse(fs.readFileSync(file).toString());
if (json.en != null) {
for (var j in languages) {
var lang = languages[j];
for (var i in json.en) {
if ((typeof json.en[i] == 'string') && (xtranslationTable[lang][json.en[i]] != null)) {
// Translate a string
if (json[lang] == null) { json[lang] = {}; }
json[lang][i] = xtranslationTable[lang][json.en[i]];
} else if (Array.isArray(json.en[i])) {
// Translate an array of strings
var r = [], translateCount = 0;
for (var k in json.en[i]) {
var str = json.en[i][k];
if (xtranslationTable[lang][str] != null) { r.push(xtranslationTable[lang][str]); translateCount++; } else { r.push(str); }
}
if (translateCount > 0) { json[lang][i] = r; }
}
}
}
}
// Save the results
fs.writeFileSync(file, JSON.stringify(json, null, 2), { flag: 'w+' });
}
function translateFromHtml(lang, file, createSubDir) {
var data = fs.readFileSync(file);
if (file.endsWith('.js')) { data = '<html><head></head><body><script>' + data + '</script></body></html>'; }
var { JSDOM } = jsdom;
const dom = new JSDOM(data, { includeNodeLocations: true });
log("Translating HTML (" + lang + "): " + path.basename(file));
translateStrings(path.basename(file), dom.window.document.querySelector('body'));
var out = dom.serialize();
// Change the <html lang="en"> tag.
out = out.split('<html lang="en"').join('<html lang="' + lang + '"');
var outname = file;
var outnamemin = null;
if (createSubDir != null) {
var outfolder = path.join(path.dirname(file), createSubDir);
if (fs.existsSync(outfolder) == false) { fs.mkdirSync(outfolder); }
outname = path.join(path.dirname(file), createSubDir, path.basename(file));
}
if (outname.endsWith('.handlebars')) {
outnamemin = (outname.substring(0, outname.length - 11) + '-min_' + lang + '.handlebars');
outname = (outname.substring(0, outname.length - 11) + '_' + lang + '.handlebars');
} else if (outname.endsWith('.html')) {
outnamemin = (outname.substring(0, outname.length - 5) + '-min_' + lang + '.html');
outname = (outname.substring(0, outname.length - 5) + '_' + lang + '.html');
} else if (outname.endsWith('.htm')) {
outnamemin = (outname.substring(0, outname.length - 4) + '-min_' + lang + '.htm');
outname = (outname.substring(0, outname.length - 4) + '_' + lang + '.htm');
} else if (outname.endsWith('.js')) {
if (out.startsWith('<html><head></head><body><script>')) { out = out.substring(33); }
if (out.endsWith('</script></body></html>')) { out = out.substring(0, out.length - 23); }
outnamemin = (outname.substring(0, outname.length - 3) + '-min_' + lang + '.js');
outname = (outname.substring(0, outname.length - 3) + '_' + lang + '.js');
} else {
outnamemin = (outname + '_' + lang + '.min');
outname = (outname + '_' + lang);
}
fs.writeFileSync(outname, out, { flag: 'w+' });
// Minify the file
if (minifyLib == 1) {
minify.file({
file: outname,
dist: outnamemin
}, function(e, compress) {
if (e) { log('ERROR ', e); return done(); }
compress.run((e) => { e ? log('Minification fail', e) : log('Minification sucess'); minifyDone(); });
}
);
}
// Minify the file
if (minifyLib = 2) {
if (outnamemin.endsWith('.handlebars') >= 0) { out = out.split('{{{pluginHandler}}}').join('"{{{pluginHandler}}}"'); }
var minifiedOut = minify(out, {
collapseBooleanAttributes: true,
collapseInlineTagWhitespace: false, // This is not good.
collapseWhitespace: true,
minifyCSS: true,
minifyJS: true,
removeComments: true,
removeOptionalTags: true,
removeEmptyAttributes: true,
removeAttributeQuotes: true,
removeRedundantAttributes: true,
removeScriptTypeAttributes: true,
removeTagWhitespace: true,
preserveLineBreaks: false,
useShortDoctype: true
});
if (outnamemin.endsWith('.handlebars') >= 0) { minifiedOut = minifiedOut.split('"{{{pluginHandler}}}"').join('{{{pluginHandler}}}'); }
fs.writeFileSync(outnamemin, minifiedOut, { flag: 'w+' });
}
}
function minifyDone() { log('Completed minification.'); }
function translateStrings(name, node) {
for (var i = 0; i < node.childNodes.length; i++) {
var subnode = node.childNodes[i];
// Check if the "value" attribute exists and needs to be translated
var subnodeignore = false;