An improved version of Zalastax's fixed version of gorhill's tool to whitelist ads for certain YouTubers
// ==UserScript==
// @name YouTube uBlock Whitelister (Improved)
// @namespace com.imnofox.uBOWhitelistYT
// @version 1.0
// @description An improved version of Zalastax's fixed version of gorhill's tool to whitelist ads for certain YouTubers
// @author imnofox, Zalastax, Raymond Hill (gorhill)
// @match https://*.youtube.com/*
// @grant GM_registerMenuCommand
// @license http://creativecommons.org/licenses/by-sa/4.0/
// ==/UserScript==
// based on https://greasyfork.org/en/scripts/22308-youtube-whitelist-channels-in-ublock-origin
// which was based on https://greasyfork.org/en/scripts/13226-youtube-whitelist-channels-in-ublock-origin
// with adaption from https://greasyfork.org/en/forum/discussion/8985
// Function to return the channel name
var fetchChannel = function() {
var link = document.querySelector('[id="watch7-user-header"] a[href^="/user/"]');
if (link === null) {
link = document.querySelector('[id="watch7-user-header"] a[href^="/channel/"]');
if (link === null) {
return;
}
}
var linkHref = link.getAttribute('href');
var linkmatch = linkHref.match(/\/(user|channel)\/(.+)/);
if (linkmatch === null)
return;
var channel = linkmatch[2];
return channel || '';
};
// Add the channel name to the URL
var exposeUserInURL = function() {
var channel = fetchChannel();
var newArg = channelId !== '' ? 'user=' + encodeURIComponent(channel) : '';
var matches = location.search.match(/(?:[?&])(user=(?:[^&]+|$))/);
var oldArg = matches !== null ? matches[1] : '';
if (newArg === oldArg) {
return;
}
var href = location.href;
if (oldArg === '') {
location.replace(href + (location.search === '' ? '?' : '&') + newArg);
return;
}
location.replace(href.replace(oldArg, newArg));
};
setTimeout(exposeUserInURL, 25);
// DOM modifications
var mutationHandlerTimer = null;
var mutationHandlerAsync = function() {
'use strict';
mutationHandlerTimer = null;
exposeUserInURL();
};
var mutationHandler = function(mutations) {
if (mutationHandlerTimer !== null) {
return;
}
for (var i = 0; i < mutations.length; i++) {
if (mutations[i].addedNodes) {
mutationHandlerTimer = setTimeout(mutationHandlerAsync, 25);
break;
}
}
};
var observer = new MutationObserver(mutationHandler);
observer.observe(document.body, {
childList: true,
subtree: true
});
// Function to provide the user with the whitelist rule
var provideRule = function() {
var channel = fetchChannel();
if (channel !== '') {
prompt("Add this to your uBO whitelist.\n\nuBO whitelist directive for this channel:", "youtube.com/*user=" + encodeURIComponent(channel) + "*");
} else {
alert("No Youtube user name found on this page.");
}
};
// Add button to videos
var createButton = function() {
var container = document.getElementById("watch7-subscription-container");
if (container) {
// Insert some style overrides for this button
document.styleSheets[0].insertRule("button.UBO-button::before { content: none; margin-right: 0px; width: 0px; height: 0px; }", 0);
document.styleSheets[0].insertRule("button.UBO-button { margin-left: 5px; padding: 0 5.5px 0px 6px !important;}", 0);
var button = document.createElement("button");
button.className = "UBO-button yt-uix-button yt-uix-button-size-default yt-uix-button-subscribed-branded yt-uix-button-has-icon no-icon-markup yt-uix-subscription-button yt-can-buffer hover-enabled";
button.innerHTML = "uBO";
button.addEventListener("click", provideRule, false);
// Add the button after the container
if (container.nextSibling) {
container.parentNode.insertBefore(button, container.nextSibling);
} else {
container.parentNode.appendChild(button);
}
}
};
createButton();
// Nice clicky item in the GM menu
GM_registerMenuCommand("TubeWhitelister", provideRule);