☰

YouTube Anti-Google+ comments

Prevent "via Google+" comments to show up on YouTube

  1. // ==UserScript==
  2. // @name        YouTube Anti-Google+ comments
  3. // @name:de     YouTube Google+ Kommentarentferner
  4. // @namespace   http://xmine128.tk/gm/youtube-anti-google-comments/
  5. // @description Prevent "via Google+" comments to show up on YouTube
  6. // @description:de Verhindern, dass "Über Google+"-Kommentare auf YouTube erscheinen
  7. // @include     https://*.youtube.com/watch?*
  8. // @version     1.1.2
  9. // @license     GPL-3+
  10. // @grant       unsafeWindow
  11. // @icon        http://xmine128.tk/gm/youtube-anti-google-comments/icon.png
  12. // ==/UserScript==
  13.  
  14.  
  15. /**
  16.  * Inject the code of the given callback function as unprivileged code into the current page
  17.  *
  18.  * Note: The function will not have access to anything defined in the scope of the user script.
  19.  *
  20.  * @param {Function} callback
  21.  *        The function that should be inject into and call in the scope of the current page
  22.  */
  23. function inject_callback_code(callback)
  24. {
  25. 	var code = "";
  26. 	var name;
  27. 	
  28. 	if(callback.name) {
  29. 		name = callback.name;
  30. 		
  31. 		code += callback.toString()                         + ";";
  32. 	} else {
  33. 		name = "_inject_func_01";
  34. 		
  35. 		code += "var " + name + " = " + callback.toString() + ";";
  36. 	}
  37. 	
  38. 	code += "void(" + name + "()"      + ");";
  39. 	code += "void(" + "delete " + name + ");";
  40. 	
  41. 	window.location.href = "javascript:" + code;
  42. }
  43.  
  44.  
  45. /**
  46.  * Converts an arbitrary collection (must have indexes and a `length` attribute into a JavaScript array)
  47.  *
  48.  * This function is inspired by ProtoType.js' `$A` function, which does the same thing.
  49.  *
  50.  * @param {Collection} collection
  51.  * @return {Array}
  52.  */
  53. function $A(collection)
  54. {
  55. 	return Array.prototype.slice.call(collection, 0);
  56. }
  57.  
  58. function fuck_yt_gplus()
  59. {
  60. 	// Iterate over all comments
  61. 	$A(document.querySelectorAll("#yt-comments-list > .comment-entry")).forEach(function(comment)
  62. 	{
  63. 		// Find comment header
  64. 		var comment_header = comment.querySelector(".comment-header > .comment-source");
  65. 		if(comment_header) {
  66. 			// Search for text node containing the string "Google+"
  67. 			// Note: The "Google+" part of the string is always the same in any localization of the page, while the "via"
  68. 			//       part is always translated to the user/browser locale
  69. 			//       (and can therefor not reliably be used for searching)
  70. 			var comment_via_gplus = false;
  71. 			$A(comment_header.childNodes).forEach(function(node)
  72. 			{
  73. 				if(node.nodeType === Node.TEXT_NODE && node.textContent.indexOf("Google+") > -1) {
  74. 					comment_via_gplus = true;
  75. 				}
  76. 			});
  77. 		
  78. 			// Delete comment
  79. 			if(comment_via_gplus) {
  80. 				comment.parentNode.removeChild(comment);
  81. 			}
  82. 		}
  83. 	});
  84. };
  85.  
  86. // Trigger on DOMContentLoaded (GreaseMonkey default script start)
  87. fuck_yt_gplus();
  88.  
  89. /****************************************
  90.  * Retrigger after loading new comments *
  91.  ****************************************/
  92.  
  93. // Provide main function to content scripts :-P
  94. exportFunction(fuck_yt_gplus, unsafeWindow, { defineAs: "fuck_yt_gplus" });
  95.  
  96. // Override XMLHttpRequest object
  97. inject_callback_code(function()
  98. {
  99. 	var _XMLHttpRequest = window.XMLHttpRequest;
  100. 	window.XMLHttpRequest = function(params)
  101. 	{
  102. 		var request = new _XMLHttpRequest(params);
  103. 		request.addEventListener("load", function(event)
  104. 		{
  105. 			window.setTimeout(function()
  106. 			{
  107. 				fuck_yt_gplus();
  108. 			}, 0);
  109. 		});
  110. 		return request;
  111. 	};
  112. });