// ==UserScript==
// @name            Direct links
// @name:ru         Прямые ссылки
// @namespace       FIX
// @version         0.0.17
// @description     Direct links out
// @description:ru  Замена ссылок на прямые. Высокое быстродействие в сравнении с аналогичными скриптами.
// @copyright       2016-2017, raletag
// @author          raletag
// @match           *://*/*
// @grant           none
// @run-at          document-end
// ==/UserScript==
(function() {
'use strict';
console.time('Direct links load');
var doc = (document.body !== null ? document.body : document),
r0 = /(\/(share|intent\/tweet|submitlink|submit)([^?]*)\?|api\.addthis\.com\/oexchange|cms\/\?url=|downloads\.sourceforge\.net|translate\.google\.)/i, // exclude
r1 = /[?&](url|r|p|z|to|u|go|goto|q|st\.link|link|href|redirect_url)=([^&]+)(&|$)/i,
r2 = /(\/leech_out\.php\?.:|\/phpBB2\/goto\/|\/go\/\?)(.+)/i, // Dude Smart Leech (DLE), phpBB2
r3 = /outgoing\.prod\.mozaws\.net\/v1\/([^/]+)\/(.+)/i, // addons.mozilla.org
r4 = /([^:]+):([^:]+)(|$)/, // Disqus FIX
impCodes = '%3B%2C%2F%3F%3A%40%26%3D%2B%24%23',
impRegex = new RegExp((impCodes.replace(/%/g,'|%').replace('|','')), 'gi'),
impDecoded = decodeURIComponent(impCodes),
impReplacer = function(ch) {
return impDecoded[impCodes.indexOf(ch.toUpperCase())/3];
},
decodeImportant = function (text) {
return text.replace(impRegex, impReplacer);
};
function Handler (e) {
console.time('HandlerTime');
try {
var link = e.target, url = link.href, tourl;
while (!url && link !== this) {
link = link.parentNode;
url = link.href;
}
link.removeEventListener('mouseenter', Handler, false);
if (!url || typeof url !== 'string' || url.length < 5 || r0.test(url)) {
return;
}
tourl = ((url.match(r1) || url.match(r2) || url.match(r3) || [])[2]);
if (!tourl) {
return;
}
try {
tourl = decodeURIComponent(tourl);
tourl = window.atob(tourl);
tourl = decodeURIComponent(tourl);
tourl = escape(tourl);
} catch (err) {
}
tourl = decodeImportant(tourl);
tourl = ((tourl.match(r4)||[])[0]);
if (tourl && tourl.match(/^http(|s):\/\//i)) {
console.group("Direct links");
console.info(url);
console.info(tourl);
link.removeAttribute('onclick');
link.rel = 'noreferrer';
link.href = tourl;
console.timeEnd('HandlerTime');
console.groupEnd();
}
} catch (err) {
console.error('Direct links error: ' + err);
console.timeEnd('HandlerTime');
alert('Direct links error: ' + err);
}
return;
}
function attachEvent (e) {
for (var links = e.querySelectorAll('a[href*="/"], a[href*="?"]'), i = links.length - 1; i >= 0; --i) {
links[i].addEventListener('mouseenter', Handler, false);
}
}
attachEvent(doc);
new MutationObserver(function(ms) {
var m, n;
for (m of ms) {
for (n of m.addedNodes) {
if (n.nodeType === Node.ELEMENT_NODE) {
if (n.href) {
n.addEventListener('mouseenter', Handler, false);
} else {
attachEvent(n);
}
}
}
}
}).observe(doc, {childList: true, subtree: true});
console.log('Direct links: ' + window.location.href);
console.timeEnd('Direct links load');
})();