加速網站載入速度、減少CPU和RAM使用、禁用遙測。（此腳本由ChatGPT協助撰寫）
目前為
// ==UserScript==
// @name Universal Website Optimizer (WIP Beta Ver) / 通用網站優化工具 (實驗性)
// @name:zh-TW 通用網站優化工具 (實驗性)
// @namespace https://github.com/jmsch23280866
// @version 2.5
// @description Optimizes website loading speed, reduces CPU and RAM usage, disables telemetry. (Script assisted by ChatGPT)
// @description:zh-TW 加速網站載入速度、減少CPU和RAM使用、禁用遙測。（此腳本由ChatGPT協助撰寫）
// @author 特務E04
// @supportURL https://github.com/jmsch23280866/Universal-Website-Optimizer/issues/
// @license MIT
// @noframes
// @match *://*/*
// @grant none
// ==/UserScript==
(() => {
'use strict';
// 錯誤日誌函數，只在發生錯誤時輸出到控制台
const logError = (message, error) => {
console.error(`[Universal Website Optimizer] ${message}`, error);
};
// 需要阻擋的資源列表
const blockList = [
'google\\.analytics\\.com', 'analytics\\.js', 'gtag\\/js',
'doubleclick\\.net', 'adsbygoogle\\.js', 'googlesyndication\\.com',
'googletagmanager\\.com', 'facebook\\.net', 'fbevents\\.js',
'scorecardresearch\\.com', 'quantserve\\.com', 'amazon-adsystem\\.com',
'adnxs\\.com', 'criteo\\.net', 'outbrain\\.com', 'taboola\\.com'
].map(pattern => new RegExp(pattern));
// 防抖函數
const debounce = (func, wait) => {
let timeout;
return function executedFunction(...args) {
const later = () => {
clearTimeout(timeout);
func(...args);
};
clearTimeout(timeout);
timeout = setTimeout(later, wait);
};
};
// 攔截請求函數
const interceptRequests = () => {
// 攔截 XMLHttpRequest
const originalOpen = XMLHttpRequest.prototype.open;
XMLHttpRequest.prototype.open = function(method, url, ...args) {
if (blockList.some(regex => regex.test(url))) {
return;
}
originalOpen.call(this, method, url, ...args);
};
// 攔截 Fetch API
const originalFetch = window.fetch;
window.fetch = function(input, init) {
if (typeof input === 'string' && blockList.some(regex => regex.test(input))) {
return Promise.reject(new Error('Request blocked by Userscript'));
}
return originalFetch.call(this, input, init);
};
// 使用防抖處理 DOM 變化
const handleMutations = debounce((mutations) => {
for (const mutation of mutations) {
for (const node of mutation.addedNodes) {
if (node.nodeType !== Node.ELEMENT_NODE) continue;
if ((node.tagName === 'SCRIPT' && node.src && blockList.some(regex => regex.test(node.src))) ||
(node.tagName === 'LINK' && node.rel === 'stylesheet' && node.href && blockList.some(regex => regex.test(node.href)))) {
node.remove();
}
}
}
}, 100); // 100毫秒的防抖延遲
// 觀察 DOM 變化
new MutationObserver(handleMutations).observe(document, { childList: true, subtree: true });
};
// 增強的延遲加載函數
const enhancedLazyLoad = () => {
const lazyLoadAttributes = ['data-src', 'data-lazy', 'data-original'];
const options = {
root: null,
rootMargin: '0px',
threshold: 0.1
};
const loadImage = (image) => {
for (const attr of lazyLoadAttributes) {
const dataSrc = image.getAttribute(attr);
if (dataSrc) {
image.src = dataSrc;
image.removeAttribute(attr);
break;
}
}
const dataSrcset = image.getAttribute('data-srcset');
if (dataSrcset) {
image.srcset = dataSrcset;
image.removeAttribute('data-srcset');
}
};
const handleIntersection = (entries, observer) => {
entries.forEach(entry => {
if (entry.isIntersecting) {
loadImage(entry.target);
observer.unobserve(entry.target);
}
});
};
const observer = new IntersectionObserver(handleIntersection, options);
document.querySelectorAll('img').forEach(img => {
if (lazyLoadAttributes.some(attr => img.hasAttribute(attr)) || img.hasAttribute('data-srcset')) {
observer.observe(img);
}
});
};
// 預加載關鍵資源
const preloadCriticalResources = () => {
const preloadLinks = new Set();
// 預加載關鍵圖片
document.querySelectorAll('img[data-critical]').forEach(img => {
const preloadLink = document.createElement('link');
preloadLink.rel = 'preload';
preloadLink.as = 'image';
preloadLink.href = img.src;
preloadLinks.add(preloadLink);
});
// 預加載關鍵 CSS
document.querySelectorAll('link[rel="stylesheet"]').forEach(link => {
if (link.getAttribute('data-critical') === 'true') {
const preloadLink = document.createElement('link');
preloadLink.rel = 'preload';
preloadLink.as = 'style';
preloadLink.href = link.href;
preloadLinks.add(preloadLink);
}
});
preloadLinks.forEach(link => document.head.appendChild(link));
};
// 替換 document.write
const replaceDocumentWrite = () => {
const handleContentInsertion = (content) => {
try {
const range = document.createRange();
const fragment = range.createContextualFragment(content);
document.body.appendChild(fragment);
} catch (err) {
logError('內容插入失敗:', err);
}
};
document.write = document.writeln = (content) => {
if (typeof content === 'string') {
handleContentInsertion(content);
} else {
logError('內容必須是字符串');
}
};
};
// 清理 HTML 元素
const cleanupHTMLElements = () => {
// 移除無障礙屬性
const accessibilityAttributes = ['aria-label', 'aria-describedby', 'aria-details', 'alt'];
const selector = accessibilityAttributes.map(attr => `[${attr}]`).join(',');
document.querySelectorAll(selector).forEach(el => {
accessibilityAttributes.forEach(attr => el.removeAttribute(attr));
});
// 定義需要移除的 <meta> 標籤黑名單
const metaTagBlacklist = [
'keywords', 'description', 'author', 'generator',
'robots', 'googlebot', 'revisit-after',
'apple-itunes-app', 'apple-mobile-web-app', //Apple 應用程式
'og:', //Open Graph 協議相關標籤
'twitter:', //Twitter 卡片相關標籤
'fb:', //Facebook 相關標籤
'juicyads-site-verification', 'exoclick-site-verification', 'trafficjunky-site-verification', //垃圾廣告
'ero_verify', 'linkbuxverifycode', //垃圾廣告
];
// 定義需要移除的 <script> 標籤黑名單
const scriptBlacklist = [
'google-analytics', 'googletagmanager', 'adsbygoogle', 'doubleclick.net'
];
// 移除黑名單中的 <meta> 標籤
document.querySelectorAll('meta').forEach(meta => {
const name = meta.getAttribute('name');
const property = meta.getAttribute('property');
const httpEquiv = meta.getAttribute('http-equiv');
if (name && metaTagBlacklist.some(blacklisted => name.toLowerCase().startsWith(blacklisted))) {
meta.remove();
} else if (property && metaTagBlacklist.some(blacklisted => property.toLowerCase().startsWith(blacklisted))) {
meta.remove();
} else if (httpEquiv && metaTagBlacklist.some(blacklisted => httpEquiv.toLowerCase().startsWith(blacklisted))) {
meta.remove();
}
});
// 移除黑名單中的 <script> 標籤
document.querySelectorAll('script').forEach(script => {
const src = script.getAttribute('src');
if (src && scriptBlacklist.some(blacklisted => src.includes(blacklisted))) {
script.remove();
}
});
// 移除 <noscript> 標籤
document.querySelectorAll('noscript').forEach(noscript => noscript.remove());
// 移除 <p> 標籤
document.querySelectorAll('p').forEach(p => p.innerHTML.trim() === ' ' && p.remove());
};
// 啟用 YouTube 隱私模式
const enableYouTubePrivacyMode = () => {
document.querySelectorAll('iframe').forEach(iframe => {
if (iframe.src.includes('youtube.com/embed/')) {
iframe.src = iframe.src.replace('youtube.com/embed/', 'youtube-nocookie.com/embed/');
}
});
};
// 立即執行的優化
const immediateOptimizations = () => {
try {
interceptRequests();
replaceDocumentWrite();
preloadCriticalResources();
} catch (error) {
logError('立即優化過程中發生錯誤:', error);
}
};
// DOM 內容加載完成後執行的優化
const domContentLoadedOptimizations = () => {
try {
enhancedLazyLoad();
cleanupHTMLElements();
enableYouTubePrivacyMode();
} catch (error) {
logError('DOM 內容加載優化過程中發生錯誤:', error);
}
};
// 執行立即優化
immediateOptimizations();
// 在 DOM 內容加載完成後執行優化
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', domContentLoadedOptimizations);
} else {
domContentLoadedOptimizations();
}
})();
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