// ==UserScript==// @name Han Traditionalize// @name:zh 漢字轉換為繁體字// @description 將頁面上的漢字轉換為繁體字，需要手動添加包含的網站以啟用// @namespace https://github.com/tiansh// @version 1.7// @resource s2t https://tiansh.github.io/reader/data/han/s2t.json// @include *// @exclude *// @grant GM_getResourceURL// @grant GM.getResourceUrl// @run-at document-start// @license MIT// @supportURL https://github.com/tiansh/us-han-simplify/issues// ==/UserScript==/** @type {'t2s'|'s2t'} */const RULE = 's2t';/* global RULE *//*** @name RULE* @type {'t2s'|'s2t'}*//* eslint-env browser, greasemonkey */; (async function () {const fetchTable = async function (url) {return (await fetch(url)).json();};const loadTable = async function () {try {return fetchTable(GM_getResourceURL(RULE));} catch {return fetchTable(await GM.getResourceUrl(RULE));}};/** @type {{ [ch: string]: [string, number] }[]} */const table = await loadTable();const hasOwnProperty = Object.prototype.hasOwnProperty;/** @param {string} text */const translate = function (text) {let output = '';let state = 0;for (let char of text) {while (true) {const current = table[state];const hasMatch = hasOwnProperty.call(current, char);if (!hasMatch && state === 0) {output += char;break;}if (hasMatch) {const [adding, next] = current[char];if (adding) output += adding;state = next;break;}const [adding, next] = current[''];if (adding) output += adding;state = next;}}while (state !== 0) {const current = table[state];const [adding, next] = current[''];if (adding) output += adding;state = next;}return output;};// Do not characters marked as following languagesconst skipLang = /^(?:ja|ko|vi)\b/i;// Change lang attribute so correct fonts may be availableconst fromLang = {t2s: /^zh\b(?:(?!.*-Hans)-(?:TW|HK|MO)|.*-Hant|$)/i,s2t: /^zh\b(?:(?!.*-Hant)-(?:CN|SG|MY)|.*-Hans|$)/i,}[RULE];// Overwrite language attribute withconst destLang = { t2s: 'zh-Hans', s2t: 'zh-Hant' }[RULE];/** @type {WeakMap<Text|Attr, string>} */const translated = new WeakMap();/** @param {Text|Attr} node */const translateNode = function (node) {if (!node) return;if (translated.has(node) && translated.get(node) === node.nodeValue) return;if (/^\s*$/.test(node.nodeValue)) return;const r###lt = translate(node.nodeValue);translated.set(node, r###lt);node.nodeValue = r###lt;};/** @enum {number} */const filterR###lt = {TRANSLATE: 0, // Translate this nodeSKIP_CHILD: 1, // Translate this node but not its childrenSKIP_LANG: 2, // Do not translate nodes in certain languageSKIP_NODE: 3, // Do not translate this node and its children};/*** @param {Document|Element|Text} node* @param {filterR###lt} context*/const nodeFilter = function (node, context = null) {// DOM Rootif (node instanceof Document) return filterR###lt.TRANSLATE;// Inherit skipif (context === filterR###lt.SKIP_NODE || context === filterR###lt.SKIP_CHILD) return filterR###lt.SKIP_NODE;// Text Nodeif (node instanceof Text) return context === filterR###lt.TRANSLATE ? filterR###lt.TRANSLATE : filterR###lt.SKIP_NODE;// Skip other unknown nodesif (!(node instanceof Element)) return filterR###lt.SKIP_NODE;// Do not translate nodes which marked no translateif (node.classList.contains('notranslate')) return filterR###lt.SKIP_NODE;const translate = node.getAttribute('translate');if (translate === 'no') return filterR###lt.SKIP_NODE;// Do not translate content of certain type elementsconst tagName = node.tagName;let child = true;if (['CODE', 'VAR'].includes(tagName) && translate !== 'yes') child = false;else if (['SVG', 'MATH', 'SCRIPT', 'STYLE', 'TEXTAREA'].includes(tagName)) child = false;else if (node.getAttribute('contenteditable') === 'true') child = false;const lang = node.getAttribute('lang');// If no language is specifiedif (!lang) {if (child) return context;return context === filterR###lt.TRANSLATE ? filterR###lt.SKIP_CHILD : filterR###lt.SKIP_NODE;}// If text in languages that should be ignoredif (skipLang.test(lang)) {if (child) return filterR###lt.SKIP_LANG;else return filterR###lt.SKIP_NODE;}if (fromLang.test(lang)) {node.setAttribute('ori-lang', node.getAttribute('lang'));node.setAttribute('lang', destLang);}if (child) return filterR###lt.TRANSLATE;else return filterR###lt.SKIP_CHILD;};/** @param {Text|Element} node */const nodeFilterParents = function (node) {const parents = [];for (let p = node; p; p = p.parentNode) parents.push(p);return parents.reverse().reduce((context, node) => nodeFilter(node, context), filterR###lt.TRANSLATE);};/*** @param {Node} node* @param {filterR###lt} context*/const translateTree = function translateTree(node, context) {if (node instanceof Text) {if (context === filterR###lt.TRANSLATE) translateNode(node);} else if (node instanceof Element) {const filter = nodeFilter(node, context);if (filter === filterR###lt.SKIP_CHILD || filter === filterR###lt.TRANSLATE) {const tagName = node.tagName, attrs = node.attributes;if (['APPLET', 'AREA', 'IMG', 'INPUT'].includes(tagName)) translateNode(attrs.alt);if (['INPUT', 'TEXTAREA'].includes(tagName)) translateNode(attrs.placeholder);if (['A', 'AREA'].includes(tagName)) translateNode(attrs.download);translateNode(attrs.title);translateNode(attrs['aria-label']);translateNode(attrs['aria-description']);}if (filter === filterR###lt.TRANSLATE || filter === filterR###lt.SKIP_LANG) {[...node.childNodes].forEach(child => { translateTree(child, filter); });}} else if (node instanceof Document) {[...node.childNodes].forEach(child => { translateTree(child, filterR###lt.TRANSLATE); });}};/** @param {Text|Element} container */const translateContainer = function (container) {const filter = nodeFilterParents(container);if (filter !== filterR###lt.SKIP_NODE) translateTree(container, filter);};const observer = new MutationObserver(function onMutate(records) {const translateTargets = new Set();records.forEach(record => {if (record.type === 'childList') {[...record.addedNodes].forEach(node => translateTargets.add(node));} else {translateTargets.add(record.target);}});[...translateTargets].forEach(translateContainer);});observer.observe(document, { subtree: true, childList: true, characterData: true, attributes: true });if (document.readyState === 'complete') {translateContainer(document);} else document.addEventListener('DOMContentLoaded', () => {translateContainer(document);}, { once: true });}());