Added translation tool

.tools/translate.js

@@ -0,0 +1,80 @@
+const fs = require("fs");
+const path = require("path");
+const util = require("util");
+const en = require("../_locales/en/messages.json");
+const enKeys = Object.keys(en);
+
+const language = process.argv[2];
+
+
+function getTranslationPath(language){
+	return path.join(__dirname, "../_locales/" + language + "/messages.json");
+}
+async function loadTranslation(language){
+	const path = getTranslationPath(language);
+	return await util.promisify(fs.exists)(path)
+	.then(function(exists){
+		if (exists){
+			console.log("language exists -> load data");
+			return util.promisify(fs.readFile)(path, {encoding: "UTF-8"})
+			.then(function(data){
+				return JSON.parse(data);
+			});
+		}
+		else {
+			console.log("language does not exist -> create it");
+			return {};
+		}
+	});
+}
+
+async function saveTranslation(language, data){
+	const path = getTranslationPath(language);
+	return await util.promisify(fs.writeFile)(path, JSON.stringify(data, null, "\t"));
+}
+
+async function getInput(prompt){
+	return new Promise(function(resolve, reject){
+		process.stdout.write(prompt);
+		process.stdin.setEncoding('utf8');
+		process.stdin.resume();
+		process.stdin.on("data", function onData(data){
+			process.stdin.removeListener("data", onData);
+			process.stdin.pause();
+			resolve(data.replace(/[\n\r]+$/, ""));
+		});
+	});
+}
+
+async function askForTranslation(key){
+	const enData = en[key];
+	console.log("English translation for", key, ":", enData.message);
+	if (enData.description){
+		console.log("\nDescription:", enData.description);
+	}
+	return await getInput("Please enter translation: ");
+}
+
+async function translate(language){
+	const originalData = await loadTranslation(language);
+	const data = {};
+	for (var i = 0; i < enKeys.length; i += 1){
+		const key = enKeys[i];
+		const oldData = originalData[key];
+		const enData = en[key];
+		if (oldData && oldData.message && oldData.message.trim()){
+			data[key] = oldData;
+		}
+		else {
+			data[key] = {
+				message: enData.message.trim() === ""? "": await askForTranslation(key),
+				description: (oldData && oldData.description) || enData.description
+			};
+		}
+	}
+	return data;
+}
+
+translate(language).then(function(data){
+	return saveTranslation(language, data);
+});

.vscode/settings.json

@@ -22,7 +22,9 @@
 		"ignorelist",
 		"onloaded",
 		"prefs",
+		"promisify",
 		"spodermenpls",
+		"unticking",
 		"webgl",
 		"yfdyh"
 	],