97 lines
4.1 KiB
JavaScript
97 lines
4.1 KiB
JavaScript
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const fs = require("fs");
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const glob = require("glob");
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const parse_rc_file = require("./parse-rc-file");
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const base_lang = "en";
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const available_langs = fs.readdirSync(__dirname).filter((dir) => dir.match(/^\w+(-\w+)?$/));
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const target_langs = available_langs.filter((lang) => lang !== base_lang);
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console.log("Target languages:", target_langs);
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// @TODO: DRY hotkey helpers
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// & defines accelerators (hotkeys) in menus and buttons and things, which get underlined in the UI.
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// & can be escaped by doubling it, e.g. "&Taskbar && Start Menu"
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function index_of_hotkey(text) {
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// Returns the index of the ampersand that defines a hotkey, or -1 if not present.
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// return english_text.search(/(?<!&)&(?!&|\s)/); // not enough browser support for negative lookbehind assertions
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// The space here handles beginning-of-string matching and counteracts the offset for the [^&] so it acts like a negative lookbehind
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return ` ${text}`.search(/[^&]&[^&\s]/);
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}
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function has_hotkey(text) {
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return index_of_hotkey(text) !== -1;
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}
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function remove_hotkey(text) {
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return text.replace(/\s?\(&.\)/, "").replace(/([^&]|^)&([^&\s])/, "$1$2");
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}
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const remove_ellipsis = str => str.replace("...", "");
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const only_unique = (value, index, self) => self.indexOf(value) === index;
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const get_strings = (lang) => {
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return glob.sync(`${__dirname}/${lang}/**/*.rc`).map(
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(rc_file) => parse_rc_file(fs.readFileSync(rc_file, "utf16le").replace(/\ufeff/g, ""))
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).flat();
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};
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const base_strings = get_strings(base_lang);
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for (const target_lang of target_langs) {
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const target_strings = get_strings(target_lang);
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const localizations = {};
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const add_localization = (base_string, target_string, fudgedness) => {
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localizations[base_string] = localizations[base_string] || [];
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localizations[base_string].push({ target_string, fudgedness });
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};
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const add_localizations = (base_strings, target_strings) => {
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for (let i = 0; i < target_strings.length; i++) {
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const base_string = base_strings[i];
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const target_string = target_strings[i];
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if (base_string !== target_string && base_string && target_string) {
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// Split strings like "&Attributes...\tCtrl+E"
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// and "Fills an area with the current drawing color.\nFill With Color"
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const splitter = /\t|\r?\n/;
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if (base_string.match(splitter)) {
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add_localizations(
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base_string.split(splitter),
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target_string.split(splitter)
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);
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} else {
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// add_localization(base_string, target_string, 0);
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add_localization(remove_ellipsis(base_string), remove_ellipsis(target_string), 1);
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if (has_hotkey(base_string)) {
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// add_localization(remove_hotkey(base_string), remove_hotkey(target_string), 2);
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add_localization(remove_ellipsis(remove_hotkey(base_string)), remove_ellipsis(remove_hotkey(target_string)), 3);
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}
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}
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}
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}
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};
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add_localizations(base_strings, target_strings);
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for (const base_string in localizations) {
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const options = localizations[base_string];
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options.sort((a, b) => a.fudgedness - b.fudgedness);
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const unique_strings = options.map(({ target_string }) => target_string).filter(only_unique);
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if (unique_strings.length > 1) {
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console.warn(`Collision for "${base_string}": ${JSON.stringify(unique_strings, null, "\t")}`);
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}
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localizations[base_string] = unique_strings[0];
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}
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const js = `//
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// NOTE: This is a generated file! Don't edit it directly.
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// Eventually community translation will be set up on some translation platform.
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//
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// Generated with: npm run update-localization
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//
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loaded_localizations("${target_lang}", ${JSON.stringify(localizations, null, "\t")});\n`;
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fs.writeFileSync(`${__dirname}/${target_lang}/localizations.js`, js);
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}
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// Update available_languages list automatically!
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const file = require("path").resolve(__dirname + "/../index.html");
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let code = fs.readFileSync(file, "utf8");
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code = code.replace(/(available_languages\s*=\s*)\[[^\]]*\]/, `$1${JSON.stringify(available_langs).replace(/","/g, `", "`)}`);
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fs.writeFileSync(file, code, "utf8");
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console.log(`Updated available_languages list in "${file}"`);
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