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Hide specified Bilibili elements using MutationObserver
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// ==UserScript==
// @name 隐藏b站视频详情页右侧的"活动推广"和"大家围观的直播"
// @name:en Hide the promotion on the right side of Bilibili's video details page
// @namespace http://tampermonkey.net/
// @version 0.1.2
// @description Hide specified Bilibili elements using MutationObserver
// @description:en Hide specified Bilibili elements using MutationObserver
// @author aspen138
// @match *://www.bilibili.com/video/*
// @grant none
// @license MIT
// ==/UserScript==
(function() {
'use strict';
// Function to change the specified elements' background to white
function whiteOutElements() {
var adBanner = document.getElementById('right-bottom-banner');
var liveCard = document.querySelector('.pop-live-small-mode.part-undefined');
if (adBanner) {
adBanner.style.background = 'white';
adBanner.style.color = 'white'; // Hides text
// Hide children elements by iterating through them
Array.from(adBanner.children).forEach(child => {
child.style.visibility = 'hidden';
});
}
if (liveCard) {
liveCard.style.background = 'white';
liveCard.style.color = 'white'; // Hides text
// Hide children elements by iterating through them
Array.from(liveCard.children).forEach(child => {
child.style.visibility = 'hidden';
});
}
}
// Create a MutationObserver to watch for changes in the DOM
var observer = new MutationObserver(function(mutationsList) {
// Check each mutation for added nodes
for (var mutation of mutationsList) {
if (mutation.type === 'childList') {
// If added nodes are detected, change the elements' background to white
whiteOutElements();
}
}
});
// Start observing changes in the body and its subtree
observer.observe(document.body, { childList: true, subtree: true });
// Initial change of elements' background to white when the script is executed
whiteOutElements();
})();