General URL Cleaner

Cleans URL's from various popular sites.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @run-at      document-start
// @name        General URL Cleaner
// @namespace   https://greasyfork.org/en/scripts/10096-general-url-cleaner
// @description Cleans URL's from various popular sites.
// @include     https://www.newegg.com/*
// @include     https://www.newegg.ca/*
// @include     https://www.bing.com/*
// @include     https://www.youtube.com/*
// @include     https://www.imdb.com/*
// @include     https://www.facebook.com/*
// @include     https://disqus.com/embed/comments/*
// @include     /^https://(www|smile)\.amazon(\.com?)?\.\w{2,3}/.*$/
// @include     /^https?://\w+\.google(\.com?)?\.\w{2,3}/.*$/
// @include     /^https://[\w.]+\.ebay(desc)?(\.com?)?\.\w{2,3}/.*$/
// @include     /^https://[\w\d.]*twitter.com/.*$/
// @include     /^https?://(www\.)?staticice\.com\.au/.*$/
// @exclude     https://apis.google.com/*
// @exclude     https://accounts.google.com/*
// @exclude     https://support.google.com/*
// @exclude     https://www.google.com/recaptcha/*
// @exclude     https://hangouts.google.com/webchat/*
// @version     3.3
// @license     GPL version 3 or any later version; http://www.gnu.org/copyleft/gpl.html
// ==/UserScript==

/*
 * Vars
 */

var ebay = /\.ebay(desc)?(\.com?)?\.\w{2,3}$/;
var google = /\.google\.com?(\.\w{2,3})?$/;
var amazon = /^(www|smile)\.amazon?\.com?(\.\w{2,3})?$/;
var amazonAd = /\.amazon-adsystem\.com?(\.\w{2,3})?$/;

var utmParams = /&utm_[^&]+/g;
var neweggParams = /&(cm_sp|icid|ignorebbr)=[^&#]*/g;
var imdbParams = /&(p\w_rd_\w+|ref_)=[^&#]*/g;
var bingParams = /&(go|qs|form|FORM|filt|pq|s[cpk]|qpvt|cvid)=[^&#]*/g;
var youtubeParams = /&(feature|src_vid|annotation_id|[gh]l)=[^&#]*/g;
var ebayParams = /&(_(o?sacat|odkw|from|trksid|trkparms)|frcectupt|rt|epid|amp;[^=]+)=[^&#]*/g;
var amazonParams = /&(url|ie|th|psc|p\w_rd_\w\w?|bbn|rw_html_to_wsrp|ref_?|_encoding|refRID)=[^&#]*/g;
var googleParams = /&(sa(fe)?|ved|source(id)?|s?ei|tab|tbo|h[ls]|authuser|n?um|ie|aqs|as_qdr|bav|bi[wh]|bs|bvm|cad|channel|complete|cp|s?client|d[pc]r|e(ch|msg|s_sm)|g(fe|ws)_rd|gpsrc|noj|btnG|o[eq]|p(si|bx|f|q)|rct|rlz|site|spell|tbas|usg|xhr|gs_\w+)=[^&#]*/g;

var youtubeRedir = /[?&]q=([^&]+)/;
var genericRedir1 = /[?&](new|img)?u(rl)?=([^&]+)/i;
var genericRedir2 = /[?&]\w*url=([^&]+)/i;

let currHost = location.host;
let currPath = location.pathname;
let currSearch = location.search;

/*
 * Main
 */

if (currHost === 'www.bing.com') {
    cleanCurrParams(bingParams);
    cleanLinks(parserAll);
    return;
}

if (currHost === 'www.youtube.com') {
    if (currPath === '/redirect')
        cleanRedir(location, youtureRedir);

    if (currPath === '/watch')
        cleanCurrParams(youtubeParams);

    cleanLinks(parserYoutube);
    return;
}

if (currHost.endsWith('.newegg.com') || currHost.endsWith('.newegg.ca')) {
    cleanCurrParams(neweggParams);
    cleanLinks(parserNewegg);
    return;
}

if (currHost === 'www.imdb.com') {
    cleanCurrParams(imdbParams);
    cleanLinks(parserIMDB);
    onhashchange = deleteHash();
    return;
}

if (google.test(currHost)) {
    if (currPath === '/url' || currPath === '/imgres')
        cleanRedir(location, googleParams);

    if (!currSearch && !/[&#]q=/.test(location.hash))
        return;

    cleanCurrParams(googleParams);
    changeState(googleInstant);

    if (currSearch.includes('tbm=isch'))
        cleanLinksAlways(parserGoogleImages);
    else
        cleanLinks(parserGoogle);

    return;
}

if (ebay.test(currHost)) {
    if (currPath.includes('/itm/')) {
        let item = currPath.match(/\/\d{12}/);
        let origList = currSearch.replace(/\?.*&?(orig_cvip=[^&]+).*/, '?$1');
        setCurrUrl('/itm' + item + origList + location.hash);
    }
    else if (currPath.startsWith('/p/')) {
        if (currSearch.includes('iid='))
            setCurrUrl('/itm/' + currSearch.match(/[?&]iid=(\d{12})/).pop());

        else
            setCurrUrl(currPath);
    }

    cleanCurrParams(ebayParams);
    cleanLinks(parserEbay);
    onhashchange = deleteHash;
    return;
}

if (amazon.test(currHost)) {
    let item = location.pathname.match(/\/[A-Z\d]{10}(?=\/|$)/);
    if (currPath.includes('/dp/'))
        setCurrUrl('/dp' + item);

    else if (currPath.includes('/gp/product'))
        setCurrUrl('/gp/product' + item);

    else if (currSearch)
        cleanCurrParams(amazonParams);;

    cleanLinks(parserAmazon);
    onhashchange = deleteHash;
    return;
}

if (currHost.endsWith('staticice.com.au')) {
    cleanLinks(parserStaticice);
    return;
}

if (currHost=='twitter.com') {
    cleanLinks(parserTwitter);
    return;
}

if(currHost=='www.facebook.com') {
    cleanLinks(parserFacebook);
    return;
}

if (currHost=='disqus.com') {
    cleanLinks(parserDisqus);
    return;
}

/*
 * Boilerplate functions
 */

function setCurrUrl(url) {
    history.replaceState(null, null, url);
}

function cleanCurrParams(params) {
    let search = location.search.replace('?','?&').replace(params,'').replace('&','').replace(/\?$/,'');
    if (search.length<2)
        setCurrUrl(location.pathname);
    else
        setCurrUrl(search);
}

function deleteHash() {
    history.replaceState(null, null, ' ');
}

function observe(func) {
    new MutationObserver(func).observe(document, {childList:true, subtree:true});
}

// Clean links once, mark as cleaned, then ignore them
function cleanLinks(linkParser) {
    observe(function() {
        for (let a of document.links) {
            if (a.cleaned) 
                continue;

            if (a.protocol && a.protocol.startsWith('http'))
                linkParser(a);

            a.cleaned = 1;
        }
    });
}

// Always clean links
function cleanLinksAlways(linkParser) {
    observe(function() {
        for (let a of document.links)
            if (a.protocol && a.protocol.startsWith('http'))
                linkParser(a);
    });
}

function googleInstant(url) {
    let parts = url.split('#');
    if (parts.length !== 2)
        return url;

    let hash = parts[1];
    if (hash === 'imgrc=_')
        return ' ';

    if (/(^|&)q=/.test(hash))
        return '?' + hash;

    return '#' + hash;
}

// Intercept & modify url passed into history.replaceState/pushState
function changeState(mod) {
    history.realPushState = history.pushState;
    history.realReplaceState = history.replaceState;

    history.pushState = function() {
        history.realPushState(null, null, mod(arguments[2]));
    };

    history.replaceState = function() {
        history.realReplaceState(null, null, mod(arguments[2]));
    };
}

/*
 * Link parsing functions
 */

function parserAll(a) {
    let host = a.host;
    let path = a.pathname;

    if (google.test(host)) {
        if (path === '/imgres' || path === '/url')
            cleanRedir(a,genericRedir1);

        else
            cleanParams(a,googleParams);

        return;
    }

    if (host === 'www.youtube.com') {
        if (path === '/watch')
            cleanParams(a,youtubeParams);

        else if (path === '/redirect')
            cleanRedir(a,youtubeRedir);
    }

    if (a.host.endsWith('.bing.com'))
        cleanParams(a,bingParams);

    parserAmazon(a);
    parserEbay(a);
    parserNewegg(a);
    parserIMDB(a);
    cleanParams(a,utmParams);
}

function parserGoogle(a) {
    a.removeAttribute('onmousedown');
    parserAll(a);
}

function parserGoogleImages(a) {
    let jsaction = a.getAttribute('jsaction');
    if (jsaction && jsaction.includes('down:irc.rl'))
        a.removeAttribute('jsaction');

    a.removeAttribute('onmousedown');
    parserAll(a);
}

function parserYoutube(a) {
    parserAll(a);
    let text = a.innerText;
    let href = a.href;
    if (text === href || text.endsWith('...') && href.startsWith(text.slice(0,-3)))
        a.innerText = href;
}

function parserAmazon(a) {
    if (amazonAd.test(a.host))
        a.href = 'https:' + a.pathname.split('/https:').pop() + a.search;

    if (!amazon.test(a.host)) 
        return;

    if (a.pathname.includes('/picassoRedirect'))
        cleanRedir(a,genericRedir1);

    if (a.pathname.includes('/dp/')) {
        a.pathname = '/dp' + a.pathname.match(/\/[A-Z\d]{10}(?=\/|$)/);
        a.search = '';
    }

    else if (a.pathname.includes('/gp/product')) {
        a.pathname = '/gp/product' + a.pathname.match(/\/[A-Z\d]{10}(?=\/|$)/);
        a.search = '';
    }

    else if (a.pathname.includes('/ref='))
        a.pathname = a.pathname.replace(/\/ref=[^\/]+/,'');

    cleanParams(a,amazonParams);
}

function parserEbay(a) {
    if (!ebay.test(a.host))
        return;

    if (a.pathname.includes('/itm/')) {
        a.pathname = '/itm' + a.pathname.match(/\/\d{12}/);
        a.search = '';
    }

    else if (a.pathname.startsWith('/p/') && a.search.includes('iid=')) {
        a.pathname = '/itm/' + a.search.match(/[?&]iid=(\d{12})/).pop();
        a.search = '';
    }

    else if (a.host.startsWith('pulsar.')) {
        a.pathname = '/itm/' + a.search.match(/%7B%22mecs%22%3A%22(\d{12})/).pop();
        a.host = location.host;
        a.search = '';
    }

    cleanParams(a,ebayParams);
    a.removeAttribute('data-navsrc-tracking');
    if (a.hash && a.pathname===location.pathname)
        a.href = a.hash;
}

function parserNewegg(a) {
    if (!a.host.endsWith('.newegg.com') && !a.host.endsWith('.newegg.ca'))
        return;

    if (!a.pathname.includes('/marketplace/'))
        cleanParams(a,neweggParams);
}

function parserIMDB(a) {
    if (a.host === 'www.imdb.com')
        cleanParams(a,imdbParams);
}

function parserTwitter(a) {
    if (a.host !== 't.co')
        return;

    let fake = 't.co' + a.pathname;
    let real = a.getAttribute('data-expanded-url');
    if (real) {
        a.href = real;
        a.removeAttribute('data-expanded-url');
        sessionStorage.setItem(fake, real);
        return;
    }

    if (!a.classList.contains('TwitterCard-container'))
        return;

    real = sessionStorage.getItem(fake);
    if (real)
        a.href = real;
}

function parserFacebook(a) {
    let onclick = a.getAttribute('onclick');
    if (!onclick || !onclick.startsWith('LinkshimAsyncLink'))
        return;

    if (a.host !== 'l.facebook.com')
        return;

    cleanRedir(a,genericRedir1);
    a.removeAttribute('onclick');
    a.removeAttribute('onmouseover');
}

function parserDisqus(a) {
    if (a.host === 'disq.us' && a.pathname === '/url')
        cleanRedir(a,genericRedir1);

    parserAll(a);
}

function parserStaticice(a) {
    if (a.host.endsWith('staticice.com.au')) {
        if (a.pathname.startsWith('/cgi-bin/www.'))
            a.href = 'http://'+a.pathname.slice(9);

        else if (a.pathname !== '/cgi-bin/redirect.cgi')
            return;

        cleanRedir(a,genericRedir1);
    }

    if (a.host === 'www.clixgalore.com' && a.pathname === '/PSale.aspx')
        cleanRedir(a,genericRedir2);

    if (a.host === 't.dgm-au.com' || a.host === 'www.kqzyfj.com')
        cleanRedir(a,genericRedir1);

    if (a.host === 't.cfjump.com')
        parserStaticiceTCF(a);

    cleanParams(a,utmParams);
}

function parserStaticiceTCF(a) {
    if (a.search) {
        cleanRedir(a, genericRedir1);
        return;
    }

    if (a.innerText.startsWith('$'))
        return;

    let siteText = a.parentNode;
    let itemLink = siteText.parentNode.parentNode.firstChild.firstChild;
    if (itemLink.host !== 't.cfjump.com') {
        a.href = itemLink.origin;
        return;
    }

    let origin = 'https://' + siteText.innerText.split(/ +\| +/)[1];
    let itemPath = itemLink.pathname.match(/^\/t\/\d+\/\d+(\/.+)/).pop()
    a.href = origin;
    itemLink.href = origin + itemPath;
}

/*
 * URL string functions
 */

function cleanRedir(a, param) {
    a.href = decodeURIComponent(a.search.match(param).pop());
}

function cleanParams(a, params) {
    if (a.search)
        a.search = a.search.replace('?','?&').replace(params,'').replace('&','').replace(/\?$/,'');

    if (a.hash)
        a.hash = a.hash.replace('#','#&').replace(params,'').replace('&','').replace(/#$/,'');
}