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Decloak links and open directly

Open redirected/cloaked links directly

当前为 2017-08-06 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name          Decloak links and open directly
  3. // @description   Open redirected/cloaked links directly
  4. // @version       2.0.4
  5. // @author        wOxxOm
  6. // @namespace     wOxxOm.scripts
  7. // @icon          https://i.imgur.com/cfmXJHv.png
  8. // @resource      icon https://i.imgur.com/cfmXJHv.png
  9. // @license       MIT License
  10. // @run-at        document-start
  11. // @grant         GM_getResourceURL
  12. // @match         *://*/*
  13. // ==/UserScript==
  14.  
  15. /* jshint lastsemic:true, multistr:true, laxbreak:true, -W030, -W041, -W084 */
  16.  
  17. var RX_DETECT = /=(\w+(?::\/\/|%3[Aa]%2[Ff]%2[Ff])[^+&?]+)/;
  18. var RX_SKIP_LOGIN = /[?&=\/]\w*(sign|log)([io]n|out|off)/;
  19.  
  20. var POPUP = document.createElement('a');
  21. POPUP.id = GM_info.script.name;
  22. POPUP.title = 'Original link';
  23. POPUP.style.cssText = 'all: unset;' +
  24.   'width: 18px;' +
  25.   'height: 18px;' +
  26.   'background: url("' + GM_getResourceURL('icon') + '") center no-repeat;' +
  27.   'background-size: 16px;' +
  28.   'background-color: white;' +
  29.   'opacity: 0;' +
  30.   'transition: opacity .5s;' +
  31.   'border: 1px solid #888;' +
  32.   'border-radius: 11px;' +
  33.   'z-index: 2147483647;' +
  34.   'margin-left: 0;' +
  35.   'position: absolute;'
  36.   .replace(/;/g, '!important;');
  37.  
  38. var allLinks = document.getElementsByTagName('a');
  39.  
  40. window.addEventListener('mousedown', decloakOnClick, true);
  41. window.addEventListener('keydown', function(e) { if (e.keyCode == 13) decloakOnClick(e) }, true);
  42.  
  43. document.addEventListener('DOMContentLoaded', function() {
  44.   process(allLinks);
  45.   new MutationObserver(function(mutations) {
  46.     if (allLinks[0])
  47.       setTimeout(extractLinks, 0, mutations);
  48.   }).observe(document.body, {childList: true, subtree: true});
  49. });
  50.  
  51. function extractLinks(mutations) {
  52.   var extracted = [];
  53.   for (var m = 0, ml = mutations.length; m < ml; m++) {
  54.     for (var n = 0, added = mutations[m].addedNodes, nl = added.length; n < nl; n++) {
  55.       var node = added[n];
  56.       if (node.localName == 'a')
  57.         extracted.push(node);
  58.       else if (node.children && node.children.length) {
  59.         var childLinks = node.getElementsByTagName('a');
  60.         if (childLinks[0])
  61.           [].push.apply(extracted, childLinks);
  62.       }
  63.     }
  64.   }
  65.   if (extracted.length)
  66.     process(extracted);
  67. }
  68.  
  69. function process(links) {
  70.   for (var i = 0, len = links.length; i < len; i++) {
  71.     var a = links[i];
  72.     if (a.href.match(/^(http|ftp)/) && decloak(a))
  73.       a.addEventListener('mouseover', onHover, true);
  74.   }
  75. }
  76.  
  77. function onHover(e) {
  78.   if (onHover.element)
  79.     onHover.element.removeEventListener('mouseout', cancelHover);
  80.   clearTimeout(onHover.timeout);
  81.   onHover.timeout = setTimeout(showPopup, 500, this);
  82.   onHover.element = this;
  83.   this.addEventListener('mouseout', cancelHover);
  84. }
  85.  
  86. function cancelHover(e) {
  87.   this.removeEventListener('mouseout', cancelHover);
  88.   clearTimeout(cancelHover.timeout);
  89.   cancelHover.timeout = setTimeout(hidePopup, 500, this);
  90. }
  91.  
  92. function showPopup(a) {
  93.   if (!a.parentElement || !a.matches(':hover'))
  94.     return;
  95.   var linkStyle = getComputedStyle(a);
  96.   POPUP.href = a.hrefUndecloaked;
  97.   POPUP.style.opacity = '0';
  98.   POPUP.style.marginLeft = -(
  99.     (parseFloat(linkStyle.paddingRight) || 0) +
  100.     (parseFloat(linkStyle.marginRight) || 0) +
  101.     (parseFloat(linkStyle.borderRightWidth) || 0)
  102.   ) + 'px';
  103.   setTimeout(function() { POPUP.style.opacity = '1' }, 0);
  104.   a.parentElement.insertBefore(POPUP, a.nextSibling);
  105.   POPUP.addEventListener('click', openOriginal);
  106. }
  107.  
  108. function hidePopup(a) {
  109.   if (POPUP.matches(':hover') || onHover.element && onHover.element.matches(':hover')) {
  110.     cancelHover.call(a);
  111.   } else if (POPUP.style.opacity == '1') {
  112.     POPUP.style.opacity = '0';
  113.     cancelHover.call(a);
  114.   } else {
  115.     onHover.element = null;
  116.     POPUP.remove();
  117.   }
  118. }
  119.  
  120. function openOriginal(e) {
  121.   POPUP.href = '';
  122.   e.preventDefault();
  123.   e.stopPropagation();
  124.   e.stopImmediatePropagation();
  125.   setTimeout(function() {
  126.     onHover.element.href = onHover.element.hrefUndecloaked;
  127.     onHover.element.dispatchEvent(new MouseEvent('click', {bubbles: true}));
  128.   });
  129. }
  130.  
  131. function decloak(a) {
  132.   if (a == POPUP)
  133.     return;
  134.  
  135.   if (location.hostname.indexOf('yandex.') >= 0) {
  136.     a.onmousedown = null;
  137.     a.onclick = null;
  138.   }
  139.  
  140.   var m = a.href.match(/=(\w+(?::\/\/|%3[Aa]%2[Ff]%2[Ff])[^+&?\/]+)/);
  141.   if (!m)
  142.     return;
  143.  
  144.   if (a.hostname == 'disqus.com' && a.pathname.startsWith('/embed/comments/'))
  145.     return;
  146.  
  147.   var realUrl = decodeURIComponent(m[1]);
  148.  
  149.   if (a.hostname == 'disq.us' && realUrl.lastIndexOf(':') != realUrl.indexOf(':'))
  150.     realUrl = realUrl.substr(0, realUrl.lastIndexOf(':'));
  151.  
  152.   if (new URL(realUrl).hostname == a.hostname || a.href.match(/[?&=\/]\w*(sign|log)[io]n/)) {
  153.     // console.debug('Decloak skipped: assumed a login redirection.');
  154.     return;
  155.   }
  156.  
  157.   a.hrefUndecloaked = a.href;
  158.   a.href = realUrl;
  159.   return true;
  160. }
  161.  
  162. function decloakOnClick(e) {
  163.   var a = e.target.closest && e.target.closest('a');
  164.   if (!a || !a.hrefUndecloaked || !a.href.match(/^(http|ftp)/))
  165.     return;
  166.   decloak(a);
  167. }