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lib.js
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lib.js
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// ____
// ___ ___ ___ ___ _____ _/ / /___
// / _ \/ _ `/ // / |/|/ / _ `/ / / __/
// / .__/\_,_/\_, /|__,__/\_,_/_/_/_/
// /_/ /___/
//
// standard library
// github.com/tobimori/paywallr
//
const d = document;
const extapi = chrome;
const UAGooglebotDesktop = "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)";
const UAMobile = "Mozilla/5.0 (Linux; Android 7.0; SM-G892A Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/67.0.3396.87 Mobile Safari/537.36";
const UAGooglebotMobile = "Chrome/41.0.2272.96 Mobile Safari/537.36 (compatible ; Googlebot/2.1 ; +http://www.google.com/bot.html)";
// browser detection by rob-w on stackoverflow
// Firefox
const isFirefox = typeof InstallTrigger !== 'undefined';
// Chrome
const isChrome = !!window.chrome && (!!window.chrome.webstore || !!window.chrome.runtime);
// orginally written by Lukas Fruntke
// https://github.com/tobimori/unpaywall-funke/unpaywall-funke.user.js
const removeElements = (...arrays) => {
[...arrays].forEach(([...array]) => array.filter(n => !!n)
.forEach(n => n.remove())
);
};
// get 2nd and top level domain from full url
const shortUrl = (url) => {
a = new URL(url).hostname.toString().split('.');
if (a.length !== 2) a = a.slice(a.length - 2);
return a.join('.');
};