General URL Cleaner

Cleans URL's from various popular sites. Also, makes sure the sites are using HTTPS.
当前为 2017-01-16 提交的版本，查看最新版本。
换行
// ==UserScript==
// @run-at      document-start
// @name        General URL Cleaner
// @namespace   
// @description Cleans URL's from various popular sites. Also, makes sure the sites are using HTTPS.
// @include     /^https?://[a-z]+\.google(\.com?)?\.[a-z]{2,3}/.*$/
// @include     /^https?://[a-z]+\.ebay(\.com?)?\.[a-z]{2,3}/.*$/
// @include     /^https?://www\.amazon(\.com?)?\.[a-z]{2,3}/.*$/
// @include     /^https?://www\.newegg\.c(om|a)/.*$/
// @include     /^https?://www\.bing\.com/.*$/
// @include     https://www.youtube.com/*
// @include     http://stat.dealtime.com/*
// @include     http://www.imdb.com/*
// @exclude     https://apis.google.com/*
// @exclude     https://www.google.com/recaptcha/api2/*
// @version     2.8.3
// @license     GPL version 3 or any later version; http://www.gnu.org/copyleft/gpl.html
// ==/UserScript==
var doc = document; var loc=location; var numLinks = 0;
var lhost = loc.host; var lpath = loc.pathname;
var ebay = /^[a-z]+\.ebay\.com?(\.[a-z]{2,3})?$/;
var amazon = /^www\.amazon\.com?(\.[a-z]{2,3})?$/;
var google = /^[a-z]+\.google\.com?(\.[a-z]{2,3})?$/;
var amazonParams = /&(url|ie|pf_rd_[a-z]|bbn|rw_html_to_wsrp|ref_)=[^&#]*/;
var utmParams = /&utm_[a-z]+=[^&]*/g;
var neweggParams = /&(cm_sp|icid)=[^&#]*/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)|rt)=[^&#]*/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|dpr|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_[a-z]+)=[^&#]*/g;

// -------- Main --------
if (lhost=='www.bing.com') {
    var newUrl = cleanBing(doc.URL);
    if (loc.protocol=='http:') loc.replace(newUrl);
    else cleanPageUrl(newUrl);
    cleanLinks('all');
}
else if (lhost=='www.youtube.com') {
    if (lpath=='/watch') cleanPageUrl(cleanYoutube(doc.URL));
    else if (lpath=='/redirect') loc.replace(cleanYoutubeRedir(loc.search));
    cleanLinks('youtube');
}
else if (lhost.endsWith('.newegg.com')||lhost.endsWith('.newegg.ca')) {
    if (loc.search) cleanPageUrl(cleanNewegg(doc.URL));
    cleanLinks('newegg',1);
}
else if (lhost=='www.imdb.com') {
    if (loc.search) cleanPageUrl(cleanImdb(doc.URL));
    cleanLinks('imdb');
    deleteHash();
}
else if (google.test(lhost)) {
    if (lpath=='/url'||lpath=='/imgres') loc.replace(cleanGoogleRedir(loc.search));
    else if (loc.search||loc.hash.match(/[&#]q=/)) {
        cleanPageUrl(cleanGoogle(doc.URL));
        cleanLinks('google',1);
        googleInstant();
    }
}
else if (ebay.test(lhost)) {
    if (lpath.includes('/itm/')) cleanPageUrl(cleanEbayItem(loc));
    else if (loc.search) cleanPageUrl(cleanEbayParams(doc.URL));
    cleanLinks('ebay');
    deleteHash();
}
else if (amazon.test(lhost)) {
    if (lpath.includes('/dp/')) cleanPageUrl(cleanAmazonItemdp(loc));
    else if (lpath.includes('/gp/product')) cleanPageUrl(cleanAmazonItemgp(loc));
    else if (loc.search) cleanPageUrl(cleanAmazonParams(doc.URL));
    cleanLinks('amazon');
    onhashchange = function() {
        if (!loc.hash.startsWith('#reader_'))
            history.replaceState(null,null,loc.href.replace(loc.hash,''));
    };
}

// -------- Front functions --------
function cleanPageUrl(newUrl) {
    if (newUrl != doc.URL) history.replaceState(null,null,newUrl);
}
function cleanLinks(site, remain=0) {
    new MutationObserver(function(_,self) { links = doc.getElementsByTagName("a");
        if (links.length>numLinks) { numLinks=links.length;
            console.time('clean');
            for (var i=numLinks;0<i--;) { a = links[i]; try {
                if (a.host && a.protocol.startsWith('http')) linkCleaners[site](a);
            }catch(TypeError){}}
            console.timeEnd('clean');
        } if (!remain && doc.readyState=='complete') setTimeout(function(){self.disconnect();}, 20000);
    }).observe(doc,{childList:true,subtree:true});
}
function deleteHash() {
    onhashchange = function() {
        history.replaceState(null,null,loc.href.replace(loc.hash,''));
    };
}
function googleInstant() {
    changeState(function(url) {
        if (url.endsWith('#imgrc=_')) return url.slice(0,-8);
        else if (url.match(/#(.+&)?q=/)) return lpath+cleanGoogle(url.replace(/.+#/,'?'));
        return url;
    });
}
function changeState(mod) {
    h=history; h._pushState=h.pushState; h._replaceState=h.replaceState;
    h.pushState    = function() { arguments[2]=mod(arguments[2]); return h._pushState.apply(this,arguments); };
    h.replaceState = function() { arguments[2]=mod(arguments[2]); return h._replaceState.apply(this,arguments); };
}

// -------- URL cleaning functions --------
function cleanGoogle(url) {
    return url.replace('?','?&').replace(googleParams,'').replace('?&','?');
}
function cleanGoogleRedir(url) {
    return decodeURIComponent(url.match(/[&?](img)?url=([^&]+)/)[2]);
}
function cleanBing(url) {
    return url.replace('?','?&').replace(bingParams,'').replace('?&','?').replace(/^http\:/,'https:');
}
function cleanYoutube(url) {
    return url.replace("?","?&").replace(youtubeParams,'').replace("?&","?");
}
function cleanYoutubeRedir(url) {
    return decodeURIComponent(url.match(/[?&]q=([^&]+)/)[1]);
}
function cleanEbayParams(url) {
    return url.replace('?','?&').replace(ebayParams,'').replace('?&','?');
}
function cleanEbayItem(a) {
    return a.origin+'/itm'+a.pathname.match(/\/[0-9]{12}/)+(a.search.replace('&','?').match(/\?orig_cvip=[^?]+/)||'')+a.hash;
}
function cleanNewegg(url) {
    return url.replace('?','?&').replace(neweggParams,'').replace('?&','?');
}
function cleanAmazonParams(url) {
    return url.replace('?','?&').replace(amazonParams,'').replace('?&','?').replace(/\?$/,'');
}
function cleanAmazonItemgp(a) {
    return a.origin+'/gp/product'+a.pathname.match(/\/[A-Z0-9]{10}/)+a.hash;
}
function cleanAmazonItemdp(a) {
    return a.origin+'/dp'+a.pathname.match(/\/[A-Z0-9]{10}/)+a.hash;
}
function cleanImdb(url) {
    return url.replace('?','?&').replace(/&(pf_rd_[a-z]|ref_)=[^&#]*/,'').replace('?&','?').replace(/\?$/,'');
}
function cleanUtm(url) {
    return url[0]+('&'+url.slice(1)).replace(utmParams,'').slice(1);
}

// -------- Link cleaning functions --------
var linkCleaners = {
    all:function(a) { host=a.host; path=a.pathname;
        if (google.test(host))
            if (path=='/imgres'||path=='/url') a.href = cleanGoogleRedir(a.search);
            else if (a.search) a.search = cleanGoogle(a.search);
        else if (host=='www.youtube.com')
            if (path=='/watch') a.search = cleanYoutube(a.search);
            else if (path=='/redirect') a.href = cleanYoutubeRedir(a.search);
        else if (host.endsWith('.newegg.com')||host.endsWith('.newegg.ca'))
            if(a.search) a.search = cleanNewegg(a.search);
        else if (host=='www.imdb.com' && a.search)
            a.search = cleanImdb(a.search);
        else if (amazon.test(host))
            if (path.includes('/dp/')) a.href = cleanAmazonItemdp(a);
            else if (path.includes('/gp/product')) a.href = cleanAmazonItemgp(a);
            else if (a.search) a.href = cleanAmazonParams(a.href);
        else if (ebay.test(host))
            if (path.includes('/itm/')) a.href = cleanEbayItem(a);
            else if (a.search) a.search = cleanEbayParams(a.search);
        else {
            if (a.search) a.search = cleanUtm(a.search);
            if (a.hash) a.hash = cleanUtm(a.hash);
        }
    },
    amazon:function(a) {
        if (amazon.test(a.host))
            if (a.pathname.includes('/dp/')) a.href = cleanAmazonItemdp(a);
            else if (a.pathname.includes('/gp/product')) a.href = cleanAmazonItemgp(a);
            else if (a.search) a.href = cleanAmazonParams(a.href);
    },
    ebay:function(a) {
        if (ebay.test(a.host))
            if (a.pathname.includes('/itm/')) a.href = cleanEbayItem(a);
            else if (a.search) a.search = cleanEbayParams(a.search);
    },
    newegg:function(a) {
        if (a.host.endsWith('.newegg.com')||a.host.endsWith('.newegg.ca'))
            if (a.search) a.search = cleanNewegg(a.search);
    },
    google:function(a) {
        a.removeAttribute('onmousedown');
        linkCleaners.all(a);
    },
    youtube:function(a) {
        a.classList.remove('yt-uix-redirect-link');
        a.classList.remove('spf-link');
        a.removeAttribute('data-sessionlink');
        old = a.href;
        linkCleaners.all(a);
        if (a.title==old) a.title=a.href;
    },
    imdb:function(a) {
        if (a.host=='www.imdb.com' && a.search)
            a.search = cleanImdb(a.search);
    }
};
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