Open redirected/cloaked links directly
// ==UserScript==
// @name Decloak links and open directly
// @description Open redirected/cloaked links directly
// @version 2.0.3
// @author wOxxOm
// @namespace wOxxOm.scripts
// @icon https://i.imgur.com/cfmXJHv.png
// @resource icon https://i.imgur.com/cfmXJHv.png
// @license MIT License
// @run-at document-start
// @grant GM_getResourceURL
// @match *://*/*
// ==/UserScript==
/* jshint lastsemic:true, multistr:true, laxbreak:true, -W030, -W041, -W084 */
var RX_DETECT = /=(\w+(?::\/\/|%3[Aa]%2[Ff]%2[Ff])[^+&?]+)/;
var RX_SKIP_LOGIN = /[?&=\/]\w*(sign|log)([io]n|out|off)/;
var POPUP = document.createElement('a');
POPUP.id = GM_info.script.name;
POPUP.title = 'Original link';
POPUP.style.cssText = 'all: unset;' +
'width: 18px;' +
'height: 18px;' +
'background: url("' + GM_getResourceURL('icon') + '") center no-repeat;' +
'background-size: 16px;' +
'background-color: white;' +
'opacity: 0;' +
'transition: opacity .5s;' +
'border: 1px solid #888;' +
'border-radius: 11px;' +
'z-index: 2147483647;' +
'margin-left: 0;' +
'position: absolute;'
.replace(/;/g, '!important;');
var allLinks = document.getElementsByTagName('a');
window.addEventListener('mousedown', decloakOnClick, true);
window.addEventListener('keydown', function(e) { if (e.keyCode == 13) decloakOnClick(e) }, true);
document.addEventListener('DOMContentLoaded', function() {
process(allLinks);
new MutationObserver(function(mutations) {
if (allLinks[0])
setTimeout(extractLinks, 0, mutations);
}).observe(document.body, {childList: true, subtree: true});
});
function extractLinks(mutations) {
var extracted = [];
for (var m = 0, ml = mutations.length; m < ml; m++) {
for (var n = 0, added = mutations[m].addedNodes, nl = added.length; n < nl; n++) {
var node = added[n];
if (node.localName == 'a')
extracted.push(node);
else if (node.children && node.children.length) {
var childLinks = node.getElementsByTagName('a');
if (childLinks[0])
[].push.apply(extracted, childLinks);
}
}
}
if (extracted.length)
process(extracted);
}
function process(links) {
for (var i = 0, len = links.length; i < len; i++) {
var a = links[i];
if (a.href.match(/^(http|ftp)/) && decloak(a))
a.addEventListener('mouseover', onHover, true);
}
}
function onHover(e) {
if (onHover.element)
onHover.element.removeEventListener('mouseout', cancelHover);
clearTimeout(onHover.timeout);
onHover.timeout = setTimeout(showPopup, 500, this);
onHover.element = this;
this.addEventListener('mouseout', cancelHover);
}
function cancelHover(e) {
this.removeEventListener('mouseout', cancelHover);
clearTimeout(cancelHover.timeout);
cancelHover.timeout = setTimeout(hidePopup, 500, this);
}
function showPopup(a) {
if (!a.parentElement || !a.matches(':hover'))
return;
var linkStyle = getComputedStyle(a);
POPUP.href = a.hrefUndecloaked;
POPUP.style.opacity = '0';
POPUP.style.marginLeft = -(
(parseFloat(linkStyle.paddingRight) || 0) +
(parseFloat(linkStyle.marginRight) || 0) +
(parseFloat(linkStyle.borderRightWidth) || 0)
) + 'px';
setTimeout(function() { POPUP.style.opacity = '1' }, 0);
a.parentElement.insertBefore(POPUP, a.nextSibling);
POPUP.addEventListener('click', openOriginal);
}
function hidePopup(a) {
if (POPUP.matches(':hover') || onHover.element && onHover.element.matches(':hover')) {
cancelHover.call(a);
} else if (POPUP.style.opacity == '1') {
POPUP.style.opacity = '0';
cancelHover.call(a);
} else {
onHover.element = null;
POPUP.remove();
}
}
function openOriginal(e) {
POPUP.href = '';
e.preventDefault();
e.stopPropagation();
e.stopImmediatePropagation();
setTimeout(function() {
onHover.element.href = onHover.element.hrefUndecloaked;
onHover.element.dispatchEvent(new MouseEvent('click', {bubbles: true}));
});
}
function decloak(a) {
if (a == POPUP)
return;
if (location.hostname.indexOf('yandex.') >= 0) {
a.onmousedown = null;
a.onclick = null;
}
var m = a.href.match(/=(\w+(?::\/\/|%3[Aa]%2[Ff]%2[Ff])[^+&?\/]+)/);
if (!m)
return;
if (a.hostname == 'disqus.com' && a.pathname.startsWith('/embed/comments/'))
return;
var realUrl = decodeURIComponent(m[1]);
if (a.hostname == 'disq.us' && realUrl.lastIndexOf(':') != realUrl.indexOf(':'))
realUrl = realUrl.substr(0, realUrl.lastIndexOf(':'));
if (new URL(realUrl).hostname == a.hostname || a.href.match(/[?&=\/]\w*(sign|log)[io]n/)) {
// console.debug('Decloak skipped: assumed a login redirection.');
return;
}
a.hrefUndecloaked = a.href;
a.href = realUrl;
return true;
}
function decloakOnClick(e) {
var a = e.target.closest('a');
if (!a || !a.hrefUndecloaked || !a.href.match(/^(http|ftp)/))
return;
decloak(a);
}