☰

Youtube Age Confirmation Bypass

Prevents you from having to sign in to view age restricted videos on YouTube

当前为 2017-05-22 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name        Youtube Age Confirmation Bypass
  3. // @namespace   kneels
  4. // @description Prevents you from having to sign in to view age restricted videos on YouTube
  5. // @include 	http://www.youtube.com/*
  6. // @include 	https://www.youtube.com/*
  7. // @exclude 	http://www.youtube.com/embed/*
  8. // @exclude 	https://www.youtube.com/embed/*
  9. // @version     1.65
  10. // @grant       none
  11. // ==/UserScript==
  12.  
  13. var quality = 720; // Change this to the default quality of your preference
  14.  
  15. function getCurrentUrl() {
  16.     return decodeURIComponent(window.location.href);
  17. }
  18.  
  19. function getEmbedUrl(videoID) {
  20.     return "https://www.youtube.com/embed/" + videoID;
  21. }
  22.  
  23. function getVideoID(url) {
  24.     url = url.substr(url.indexOf("v=") + 2);
  25.     var junk = url.indexOf("&");
  26.     if (junk != -1) {
  27.         url = url.substr(0, junk);
  28.     }
  29.     return url;
  30. }
  31.  
  32. function createEmbedString() {
  33.     var embedString = "<iframe width=\"100%\" height=\"100%\" src='" +
  34.         getEmbedUrl(getVideoID(getCurrentUrl())) + "?autoplay=1&vq=hd" +
  35.         quality + "' frameborder=\"0\" allowfullscreen></iframe>";
  36.  
  37.     return embedString;
  38. }
  39.  
  40. var target = document.body;
  41. var title = "";
  42.  
  43. var observer = new MutationObserver(function(mutations) {
  44. 	// Check if a new page was (dynamically) loaded
  45.     if (title != document.title) {
  46.  
  47.         // Redirect to the regular video page if we're on a "verify age" page
  48.         if (getCurrentUrl().indexOf("verify_age?next_url=/") != -1) {
  49.             window.location = getCurrentUrl().replace("verify_age?next_url=/", "");
  50.             return;
  51.         }
  52.  
  53.         // Check a couple of times to see if the required DOM element is available. If it is and the 
  54.         // age restricted message appears to be not hidden, replace the regular player with an embedded player.
  55.         var attempts = 0;
  56.         var check = setInterval(function() {
  57.             // New Youtube layout
  58.             var el = document.getElementById('error-screen');
  59.             if (null != el && !el.hasAttribute('hidden')) {
  60.                 document.querySelector('#player.ytd-watch').innerHTML = createEmbedString();
  61.                 clearInterval(check);
  62.                 return;
  63.             }
  64.             // Old Youtube layout
  65.             el = document.getElementById('player-unavailable');
  66.             if (null != el && !el.classList.contains('hid')) {
  67.                 document.getElementById('player-unavailable').innerHTML = createEmbedString();
  68.                 clearInterval(check);
  69.                 return;
  70.             }
  71.  
  72.             if (++attempts > 3) {
  73.                 clearInterval(check);
  74.             }
  75.         }, 300);
  76.  
  77.         title = document.title;
  78.     }
  79. });
  80.  
  81. var config = {
  82.     attributes: true
  83. };
  84. observer.observe(target, config);