javascript 允许在Adblock Plus中将特定频道列入白名单，方法是在URL中添加频道名称，并构建过滤器以添加自定义过滤器

Posted 2021-05-03

// ==UserScript==
// @name        YouTube - Whitelist Channel Name in AdblockPlus
// @namespace   https://drjest.xyz/tampermonkey
// @author      DrJest
// @credits     Gantt
// @description Helps whitelist YouTube channels in Adblock Plus
// @include     http://*.youtube.com/*
// @include     https://*.youtube.com/*
// @version     1.0
// @grant       none
// @license     http://creativecommons.org/licenses/by-sa/4.0/
// @supportURL  https://drjest.xyz
// ==/UserScript==

(() => {
  const activate = () => {
    if(document.querySelector('yt-formatted-string#owner-name') === null || document.querySelector('yt-formatted-string#owner-name').offsetParent === null) {
      return false;
    }
    addButton();
    let url = new URL(location.href);
    if(url.searchParams.get('channel')) {
      return false;
    }
    let channel_name = document.querySelector('yt-formatted-string#owner-name a').innerText;
    url.searchParams.set('channel', channel_name);
    history.replaceState({}, document.title, url.href);
  };
  const addButton = () => {
      if(document.querySelector('yt-formatted-string#owner-name') === null || document.querySelector('yt-formatted-string#owner-name #abp-filter')) {
        return;
      }
      let btn = document.createElement('button');
      btn.id = 'abp-filter';
      btn.innerText = 'ABP Filter';
      btn.style.marginLeft = '10px';
      btn.addEventListener('click', e => {
        e.preventDefault();
        let url = new URL(location.href), t = [];
        for(let i of url.searchParams.keys()) {
          if(i !== 'channel') {
            t.push(i);
          }
        }
        t.forEach(i => url.searchParams.delete(i));
        prompt('Copy this in your ABP custom filters list', `@@${url.href.replace('?', '*')}^$document`);
      })
      document.querySelector('yt-formatted-string#owner-name').appendChild(btn);
  };
  document.body.addEventListener('yt-page-data-updated', activate);
})();