Greasy Fork is available in English.

繁簡自由切換

任意轉換網頁中的簡體中文與繁體中文(默認簡體→繁體)

// ==UserScript==
// @name         繁簡自由切換
// @name:zh-CN   简繁自由切换
// @name:ja      简繁
// @name:en      Switch Traditional Chinese and Simplified Chinese
// @namespace    hoothin
// @version      1.1.2
// @description        任意轉換網頁中的簡體中文與繁體中文(默認簡體→繁體)
// @description:zh-CN  任意转换网页中的简体中文与繁体中文(默认繁体→简体)
// @description:ja     简繁中国語に変換
// @description:en     Just Switch Traditional Chinese and Simplified Chinese
// @author       hoothin
// @include      *
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_registerMenuCommand
// @contributionURL https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=rixixi@sina.com&item_name=Greasy+Fork+donation
// @contributionAmount 1
// ==/UserScript==

(function() {
    'use strict';
    var auto=true;//是否自動切換至OS使用的默認語言
    var shortcutKey=119;//快捷鍵keyCode
    var lang = navigator.appName=="Netscape"?navigator.language:navigator.userLanguage;
    lang = lang.toLowerCase();
    var isSimple = (lang === "zh-cn" || lang === "zh-hans" || lang === "zh-sg" || lang === "zh-my");
    var action = 0;//1:noChange, 2:showSimplified, 3:showTraditional

    function stranText(txt){
        if(!txt)return "";
        if(action == 2){return simplized(txt);}
        else if(action == 3){return traditionalized(txt);}
    }

    function stranBody(pNode){
        var childs;
        if(pNode){
            childs=pNode.childNodes;
        }else{
            childs=document.documentElement.childNodes;
        }
        if(childs)
            for(var i=0;i<childs.length;i++){
                var child=childs.item(i);
                if(/BR|META|SCRIPT|HR|TEXTAREA/.test(child.tagName))continue;
                if(child.title){
                    let title=stranText(child.title);
                    if(child.title != title){
                        child.title=title;
                    }
                }
                if(child.alt){
                    let alt=stranText(child.alt);
                    if(child.alt != alt){
                        child.alt=alt;
                    }
                }
                if(child.tagName == "INPUT" && child.value !== "" && child.type != "text" && child.type != "search" && child.type != "hidden"){
                    let value=stranText(child.value);
                    if(child.value != value){
                        child.value=value;
                    }
                }else if(child.nodeType == 3){
                    let data=stranText(child.data);
                    if(child.data != data){
                        child.data=data;
                    }
                }else stranBody(child);
            }
    }

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    function traditionalized(orgStr){
        var str='', index, char;
        for(var i=0;i<orgStr.length;i++){
            char=orgStr.charAt(i);
            if(char.charCodeAt(0) > 10000){
                index=scStr.indexOf(char);
                if(index != -1)str+=tcStr.charAt(index);
                else str+=char;
            }
            else str+=char;
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        return str;
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    function simplized(orgStr){
        var str='', index, char;
        for(var i=0;i<orgStr.length;i++){
            char=orgStr.charAt(i);
            if(char.charCodeAt(0) > 10000){
                index=tcStr.indexOf(char);
                if(index != -1)str+=scStr.charAt(index);
                else str+=char;
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    function setLanguage(){
        GM_setValue("action_" + location.hostname.toString().replace(/\./g,"_"), action);
        switch(action){
            case 1:
                alert("已於該網域禁用簡繁切換");
                location.reload();
                break;
            case 2:
                alert("已切换至简体中文");
                break;
            case 3:
                alert("已切換至繁體中文");
                break;
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    function switchLanguage(){
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            action=action>3?1:action;
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    var saveAction=GM_getValue("action_" + location.hostname.toString().replace(/\./g,"_"));
    action=saveAction?saveAction:(isSimple?2:3);
    if(auto && action > 1){
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            var observer = new MutationObserver(function(records){
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    var curLang=isSimple;
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        if(e.keyCode == shortcutKey && e.ctrlKey) {
            if("TEXTAREA"==document.activeElement.tagName){
                document.activeElement.innerHTML=curLang?traditionalized(document.activeElement.innerHTML):simplized(document.activeElement.innerHTML);
                curLang=!curLang;
            }else if("INPUT"==document.activeElement.tagName){
                document.activeElement.value=curLang?traditionalized(document.activeElement.value):simplized(document.activeElement.value);
                curLang=!curLang;
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                action=action==2?3:2;
                setLanguage();
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        }
    });

    GM_registerMenuCommand("繁簡切換【Ctrl+F8】", switchLanguage);
})();