Disqus VigLink remover

DisqusVigLinkRemover.user.js

// ==UserScript==
// @name        Disqus VigLink remover
// @namespace   xyz.molinero
// @version     1.0.2
// @grant       none
// @run-at      document-end
// @include     /^https?:\/\/(www\.)?disqus.com\/embed\/.*$/
// @downloadURL https://gist.github.com/zant95/9f1867da5170240b3a8943857fdb900d/raw/DisqusVigLinkRemover.user.js
// ==/UserScript==

(function () {
	function replaceDisqusLink (anchor) {
		if (anchor.href.match(/disq.us\/url/)) {
			const url = new URL(anchor.href);
			const realUrl = url.searchParams.get('url').replace(/:[0-9a-z_-]{16,48}$/i, '');

			if (realUrl != null) {
				anchor.href = decodeURIComponent(realUrl);
			}
		}
	}

	['click', 'dblclick', 'contextmenu'].forEach(function (eventName) {
		window.addEventListener(eventName, function (event) {
			if (event.target instanceof HTMLAnchorElement) {
				replaceDisqusLink(event.target);
			} else if (event.target.parentElement instanceof HTMLAnchorElement) {
				replaceDisqusLink(event.target.parentElement);
			}
		});
	});
})();