Cyworld Club URL Strecther -- (Click 'raw' button for installing by Tampermonkey)

CyworldInternalUrl.user.js

// ==UserScript==
// @name         Cyworld Club URL Stretcher
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  Cyworld Club Byebye
// @author       Minho Ryang
// @require      https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.18.2/babel.js
// @require      https://cdnjs.cloudflare.com/ajax/libs/babel-polyfill/6.16.0/polyfill.js
// @match        http://club.cyworld.com/ClubV1/Home.cy/*
// @match        http://club.cyworld.com/club/main/*
// @updateUrl    https://gist.github.com/minhoryang/d47a041d2b48872361302df2559d8b83/raw/CyworldInternalUrl.user.js
// @downloadUrl  https://gist.github.com/minhoryang/d47a041d2b48872361302df2559d8b83/raw/CyworldInternalUrl.user.js
// ==/UserScript==

var inline_src = (<><![CDATA[
    const transform = (deepLinkInfo) => {
        let _ = deepLinkInfo.replace("ndrclick", "Array");
        _ = eval(_);
        console.log("debug", _);
        switch (_[3]) {
            case 'M':
            case 'm':
                return 'javascript:zang_info();';
            case 'C':
            case 'c':
                return "/club/main/club_main_bridge.asp?rurl=" + _[2];
            default:
                return _[2];
        };
    };

    const links = Array.from(document.querySelectorAll('a'));
    const target_links = links.filter(_ => _.onclick);
    target_links.map((this_link) => {
        let link_detail = String(this_link.onclick);
        let isDeepClickFound = link_detail.indexOf("ndrclick");
        if (isDeepClickFound !== -1) {
            let deepClickInfoEnded = link_detail.indexOf("return");
            let deepClickInfo = link_detail.slice(isDeepClickFound, deepClickInfoEnded);
            this_link.removeAttribute("onclick");
            this_link.setAttribute("href", transform(deepClickInfo));
        }
    });

]]></>).toString();
var c = Babel.transform(inline_src, { presets: [ "es2015", "es2016" ] });
eval(c.code);