Replace youtube redirect links

Replace youtube redirect links with direct links and extend links text to its full length
当前为 2022-11-02 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name          Replace youtube redirect links
// @description   Replace youtube redirect links with direct links and extend links text to its full length
// @author        MK
// @namespace     max44
// @homepage      https://greasyfork.org/en/users/309172-max44
// @match         *://*.youtube.com/*
// @match         *://*.youtu.be/*
// @icon          https://cdn.icon-icons.com/icons2/1488/PNG/512/5295-youtube-i_102568.png
// @version       1.2.1
// @license       MIT
// @require       https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js
// @run-at        document-idle
// ==/UserScript==

(function() {
  'use strict';

  const rootCallback = function (mutationsList, observer) {
    document.querySelectorAll("a[href*='/redirect?']").forEach(replaceRedirect);
    document.querySelectorAll("a:not([expanded-by-script])").forEach(showFullLink);
  }

  const rootNode = document.querySelector("body");
  if (rootNode != null) {
    const rootObserver = new MutationObserver(rootCallback);
    rootObserver.observe(rootNode, {childList: true, subtree: true});
  }

  function replaceRedirect(link) { //Remove redirection
    link.href = decodeURIComponent(link.href.replace (/^.*\?(.*&)q=([^&]+)(&.*)?$/, '$2'));
    const wrpLink = link.wrappedJSObject || link;
    if (wrpLink.data && wrpLink.data.urlEndpoint) {
      wrpLink.data.urlEndpoint.url = link.href;
    }
    showFullLink(link);
  }

  function showFullLink(link) { //Expand link to full length
    if (link.innerText.substring(0, 20) == link.href.substring(0, 20) && link.innerText.substring(link.innerText.length-3, link.innerText.length) === "...") {
      link.innerText = link.href;
      link.setAttribute("expanded-by-script", "true");
    } else link.setAttribute("expanded-by-script", "false");
  }
})();