Don't redirect a pdf link to a abstract link if there's a noredirect=1 parameter

arxivnoredirect.js

// ==UserScript==
// @name         ArxivPdfNoRedirect
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @author       You
// @match        https://arxiv.org/abs/*
// @grant        none
// @require https://code.jquery.com/jquery-3.2.1.min.js

// ==/UserScript==

(function() {
    'use strict';

    var x = $("a[href^='/pdf/']")[0].href.split('/');
    var new_url = "/pdf/"+x[x.length-1]+"?noredirect=1";
    $("a[href^='/pdf/']")[0].href = new_url;
})();

redirector.md

Arxiv Pdf to abs Redirect:

https://arxiv.org/pdf/*.pdf to:

https://arxiv.org/abs/$1 excluding:

https://arxiv.org/pdf/*.pdf?noredirect=1 Example:

https://arxiv.org/pdf/1806.07366.pdf → https://arxiv.org/abs/1806.07366 Applies to:

Main window (address bar)