Close youtube ads as soon as they show (video ads and banners)

youtube_ad_skipper.js

// ==UserScript==
// @name         AdSkipper
// @namespace    https://gist.github.com/paulera/671daf5b9a5f6502697359941ba524dc
// @version      1.3
// @description  Skip youtube ads automatically
// @author       paulera
// @match        https://www.youtube.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
// ---------------------------------------------------------------------------


// This neat javascript piece monitors when there is an Ad in youtube and closes it.
// The Ad flashes sometimes, but still, it does the job.

/*
Bookmarklet. This is the same code as below, to add in the bookmarks bar for easy access.
javascript: console.log("Starting AdSkipper."),null!=window.adSkipTimer&&(console.log("Cancelling previous instance of Ad Skipper in this tab."),window.clearInterval(window.adSkipTimer));var sleepInterval=100,adSkipperRepeatInterval=4*sleepInterval,sleep=function(){for(var e=(new Date).getTime();(new Date).getTime()<e+sleepInterval;);};window.adSkipTimer=window.setInterval(function(){null!=document.querySelector(".ytp-ad-skip-button.ytp-button")?(console.log("AdSkipper: skipping Ad!"),document.querySelector(".ytp-ad-skip-button.ytp-button").click()):null!=document.querySelector(".ytp-ad-overlay-close-button")?(console.log("AdSkipper: skipping Ad!"),document.querySelector(".ytp-ad-overlay-close-button").click()):null!=document.querySelector(".ytp-ad-button-icon")?(console.log("AdSkipper: skipping Ad!"),document.querySelector(".ytp-ad-button-icon").click(),sleep(),document.querySelector(".ytp-ad-button.ytp-ad-info-dialog-mute-button.ytp-ad-button-link").click(),sleep(),document.querySelectorAll(".ytp-ad-feedback-dialog-reason-input")[2].click(),sleep(),document.querySelector(".ytp-ad-feedback-dialog-confirm-button").click()):null!=document.querySelector(".style-scope.ytd-popup-container yt-confirm-dialog-renderer a.yt-simple-endpoint.style-scope.yt-button-renderer")?(console.log("Youtube thinks you are away, let's slap that popup."),document.querySelector(".style-scope.ytd-popup-container yt-confirm-dialog-renderer a.yt-simple-endpoint.style-scope.yt-button-renderer").click()):null!=document.querySelector(".ytd-mealbar-promo-renderer #dismiss-button a.yt-simple-endpoint.style-scope.ytd-button-renderer")&&(console.log("Ignoring Youtube premium offer."),document.querySelector(".ytd-mealbar-promo-renderer #dismiss-button a.yt-simple-endpoint.style-scope.ytd-button-renderer").click(),document.querySelector(".ytd-mealbar-promo-renderer").parentElement.remove())},adSkipperRepeatInterval);
*/

/* ************************ Ad Skipper code *********************************** */

// Copy the code below and paste in the console to enable the Ad Skipper. Or use the bookmarklet above.

console.log ("Starting AdSkipper.");

// If the ad skipper have been invoked before, reset the timer
if (window.adSkipTimer != null) {
	console.log ("Cancelling previous instance of Ad Skipper in this tab.");
	window.clearInterval(window.adSkipTimer);
}

// this is the sleep interval in between actions. You might need to tweak it and increase if the ad skipper
// is not working properly
var sleepInterval = 100;
var adSkipperRepeatInterval = sleepInterval * 4; // time enough to run the processo of hiding the video Ad.

// javascript sleep function
var sleep = function () { var now = new Date().getTime(); while ( new Date().getTime() < now + sleepInterval ) {} };

// run the ad skipper every adSkipperRepeatInterval miliseconds
window.adSkipTimer = window.setInterval(function() {
    if (document.querySelector(".ytp-ad-skip-button.ytp-button") != null) {
        console.log ("AdSkipper: skipping Ad!");
        document.querySelector(".ytp-ad-skip-button.ytp-button").click();
    } else if (document.querySelector(".ytp-ad-overlay-close-button") != null) {
		console.log ("AdSkipper: skipping Ad!");
		document.querySelector(".ytp-ad-overlay-close-button").click();
	} else if (document.querySelector(".ytp-ad-button-icon") != null) {
		console.log ("AdSkipper: skipping Ad!");
 		document.querySelector(".ytp-ad-button-icon").click();
 		sleep();
 		document.querySelector(".ytp-ad-button.ytp-ad-info-dialog-mute-button.ytp-ad-button-link").click();
 		sleep();
 		document.querySelectorAll(".ytp-ad-feedback-dialog-reason-input")[2].click();
 		sleep();
 		document.querySelector(".ytp-ad-feedback-dialog-confirm-button").click();
	} else if (document.querySelector(".style-scope.ytd-popup-container yt-confirm-dialog-renderer a.yt-simple-endpoint.style-scope.yt-button-renderer") != null) {
		console.log ("Youtube thinks you are away, let's slap that popup.");
		document.querySelector(".style-scope.ytd-popup-container yt-confirm-dialog-renderer a.yt-simple-endpoint.style-scope.yt-button-renderer").click();
	} else if (document.querySelector(".ytd-mealbar-promo-renderer #dismiss-button a.yt-simple-endpoint.style-scope.ytd-button-renderer") != null) {
		console.log ("Ignoring Youtube premium offer.");
		document.querySelector(".ytd-mealbar-promo-renderer #dismiss-button a.yt-simple-endpoint.style-scope.ytd-button-renderer").click();
		document.querySelector(".ytd-mealbar-promo-renderer").parentElement.remove();
	}
}, adSkipperRepeatInterval);



// ---------------------------------------------------------------------------
})();