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无API依赖的极简高效广告拦截方案
目前为
// ==UserScript==
// @name YouTube视觉隐身广告拦截器
// @namespace pure-dom
// @version 3.2.1
// @match *://*.youtube.com/*
// @grant none
// @run-at document-start
// @description 无API依赖的极简高效广告拦截方案
// ==/UserScript==
(function() {
'use strict';
// 动态元素特征库（伪装成普通样式表）
const stealthRules = {
selectors: [
'ytd-ad-slot-renderer',
'div.ytd-promoted-sparkles-web-renderer',
'ytm-companion-ad-renderer',
'[data-ad-metadata]',
'div#player-ads.ytd-watch',
'ytd-rich-section-renderer:has(ytd-ad-)',
'div[class*="-ad-"]:not([data-legitimate])',
'ytd-action-companion-ad-renderer',
'div.ytp-ad-module'
],
attributes: [
'ad-showing',
'data-ad-status',
'ad-type',
'data-request-slot'
]
};
// 三维隐藏系统（物理隐藏+视觉隐藏+逻辑隐藏）
const createGhostCSS = () => {
const style = document.createElement('style');
style.id = '__yt_legit_style';
style.textContent = `
${stealthRules.selectors.join(',')} {
transform: scale(0) !important;
height: 0 !important;
width: 0 !important;
opacity: 0 !important;
overflow: hidden !important;
contain: strict !important;
margin: 0 !important;
padding: 0 !important;
pointer-events: none !important;
visibility: hidden !important;
position: absolute !important;
z-index: -99999 !important;
}
/* 伪造正常布局 */
ytd-watch-flexy[theater] #player.ytd-watch-flexy {
top: 0 !important;
height: 100vh !important;
}
/* 消除广告残留空间 */
ytd-rich-item-renderer:empty {
display: none !important;
}
`;
document.head.appendChild(style);
};
// 智能元素消毒系统
const elementSanitizer = {
observer: null,
mutationConfig: {
childList: true,
subtree: true,
attributeFilter: stealthRules.attributes
},
init() {
this.setupObserver();
this.initialCleanup();
this.enableLayoutProtection();
},
setupObserver() {
this.observer = new MutationObserver(mutations => {
mutations.forEach(mutation => {
if (mutation.type === 'attributes') {
this.neutralizeElement(mutation.target);
} else if (mutation.addedNodes) {
mutation.addedNodes.forEach(node => {
if (node.nodeType === 1) this.deepClean(node);
});
}
});
});
this.observer.observe(document.documentElement, this.mutationConfig);
},
initialCleanup() {
this.deepClean(document.documentElement);
setTimeout(() => this.deepClean(document.body), 1500);
},
deepClean(root) {
stealthRules.selectors.forEach(selector => {
root.querySelectorAll(selector).forEach(element => {
this.neutralizeElement(element);
});
});
this.processAttributes(root);
},
neutralizeElement(element) {
if (!element.dataset.stealthProcessed) {
element.replaceChildren();
element.style.cssText = `
transform: scale(0);
height: 0;
width: 0;
opacity: 0;
pointer-events: none;
`;
element.dataset.stealthProcessed = "1";
}
},
processAttributes(root) {
stealthRules.attributes.forEach(attr => {
root.querySelectorAll(`[${attr}]`).forEach(element => {
element.removeAttribute(attr);
element.setAttribute('data-legitimate', 'true');
});
});
},
enableLayoutProtection() {
const fixLayout = () => {
const player = document.querySelector('#movie_player');
if (player) {
player.style.cssText = `
position: fixed !important;
top: 0 !important;
left: 0 !important;
width: 100vw !important;
height: 100vh !important;
z-index: 9999 !important;
`;
}
};
new MutationObserver(fixLayout).observe(document, {
childList: true,
subtree: true
});
}
};
// 启动系统
createGhostCSS();
elementSanitizer.init();
// 环境混淆保护
document.addEventListener('DOMContentLoaded', () => {
Object.defineProperty(document, 'hidden', {
get: () => false,
configurable: false
});
window.requestAnimationFrame = new Proxy(window.requestAnimationFrame, {
apply: (target, thisArg, args) => {
args[0](performance.now());
return 0;
}
});
});
})();