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在任意网页检测 ChatGPT 特征，提供对话导出及宽屏显示模式。
// ==UserScript==
// @name ChatGPT 对话记录导出/页面宽屏展示
// @namespace http://tampermonkey.net/
// @version 6.2
// @description 在任意网页检测 ChatGPT 特征，提供对话导出及宽屏显示模式。
// @license V：ChatGPT4V
// @match *://*/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
const FEATURE_SELECTORS = ['#thread', '[data-testid^="conversation-turn-"]', '[data-message-author-role]'];
const WIDESCREEN_STORAGE_KEY = 'chatgpt_widescreen_state';
function isChatGPTPage() {
return FEATURE_SELECTORS.some(selector => document.querySelector(selector));
}
function injectStyles() {
if (document.getElementById('chatgpt-helper-style')) return;
const style = document.createElement('style');
style.id = 'chatgpt-helper-style';
style.textContent = `
/* 强制放开中间对话区域的宽度限制 */
.largescreen .mx-auto { max-width: 100% !important; }
.largescreen .text-base { max-width: 100% !important; }
/* 覆盖常见的 Tailwind 宽度限制类 (适配不同分辨率的 ChatGPT 布局) */
.largescreen .md\\:max-w-3xl,
.largescreen .lg\\:max-w-\\[40rem\\],
.largescreen .xl\\:max-w-\\[48rem\\] {
max-width: 100% !important;
}
/* 底部输入框宽度调整 */
.largescreen form { max-width: 90% !important; margin: 0 auto !important; }
.largescreen main form.w-full { max-width: 90% !important; }
/* 按钮样式保持不变 */
.custom-ai-btn {
position: fixed; right: 20px; z-index: 9999;
background-color: #10a37f; color: #fff; border: none;
padding: 6px 10px; border-radius: 6px; font-size: 14px;
cursor: pointer; font-family: sans-serif; font-weight: 600;
box-shadow: 0 2px 5px rgba(0,0,0,0.2); transition: background 0.2s;
}
.custom-ai-btn:hover { background-color: #0e8f6e; }
.custom-ai-btn:disabled { background-color: #999; cursor: wait; }
.ai-image-label { font-weight: bold; margin-bottom: 5px; color: #2c3e50; border-left: 4px solid #10a37f; padding-left: 8px; font-size: 14px; }
`;
document.head.appendChild(style);
}
function toggleWidescreen(enable) {
const main = document.querySelector('main.w-full') || document.querySelector('main');
if (!main) return;
enable ? main.classList.add('largescreen') : main.classList.remove('largescreen');
localStorage.setItem(WIDESCREEN_STORAGE_KEY, enable);
const btn = document.getElementById('widescreen-toggle-btn');
if (btn) btn.innerHTML = enable ? '❌ 退出大屏' : '📺 展示大屏';
}
function createButton(id, text, bottom, onClick) {
if (document.getElementById(id)) return;
const btn = document.createElement('button');
btn.id = id;
btn.className = 'custom-ai-btn';
btn.innerHTML = text;
btn.style.bottom = bottom;
btn.onclick = onClick;
document.body.appendChild(btn);
}
function getChatTitle() {
let title = document.title || 'ChatGPT_对话记录';
return title.replace(' - ChatGPT', '').trim();
}
function escapeHtml(text) {
return text.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">").replace(/"/g, """).replace(/'/g, "'");
}
async function fetchImageBlob(url) {
try {
const response = await fetch(url, { cache: 'force-cache' });
const blob = await response.blob();
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onloadend = () => resolve(reader.result);
reader.onerror = reject;
reader.readAsDataURL(blob);
});
} catch (e) {
try {
const response = await fetch(url);
const blob = await response.blob();
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onloadend = () => resolve(reader.result);
reader.onerror = reject;
reader.readAsDataURL(blob);
});
} catch (err) {
console.warn('Image fetch failed:', url, err);
return null;
}
}
}
function generateFullHtml(bodyContent, title) {
return `<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<title>${title}</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/katex.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/styles/atom-one-dark.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/highlight.min.js"></script>
<style>
body { font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; background: #f7f7f8; padding: 20px; margin: 0; color: #333; }
.container { max-width: 98%; margin: 0 auto; padding-bottom: 50px; }
h2 { text-align: center; color: #333; margin-bottom: 15px; font-weight: 600; font-size: 24px; }
.notice-box { text-align: center; font-size: 13px; color: #2e7d32; background-color: #e8f5e9; border: 1px solid #c8e6c9; padding: 10px; border-radius: 6px; margin-bottom: 30px; display: table; margin-left: auto; margin-right: auto; }
.row { display: flex; margin-bottom: 25px; width: 100%; }
.row-user { justify-content: flex-end; }
.row-gpt { justify-content: flex-start; }
.avatar { width: 36px; height: 36px; border-radius: 4px; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 12px; flex-shrink: 0; }
.avatar-user { background: #999; color: white; margin-left: 10px; }
.avatar-gpt { background: #10a37f; color: white; margin-right: 10px; }
.bubble { padding: 12px 16px; border-radius: 8px; line-height: 1.6; position: relative; font-size: 15px; }
.bubble-user { background: #95ec69; color: #000; border-top-right-radius: 2px; white-space: pre-wrap; max-width: 85%; }
.bubble-gpt { background: #fff; border: 1px solid #e5e5e5; border-top-left-radius: 2px; box-shadow: 0 1px 2px rgba(0,0,0,0.05); white-space: normal; max-width: 100%; flex: 1; min-width: 0; overflow-x: auto; }
.ai-image-label { font-weight: bold; margin-bottom: 8px; color: #2c3e50; border-left: 4px solid #10a37f; padding-left: 8px; font-size: 14px; }
.code-wrapper { background: #282c34; border-radius: 6px; margin: 10px 0; overflow: hidden; font-family: Consolas, monospace; width: 100%; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
.code-header { background: #21252b; padding: 6px 12px; display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: #abb2bf; border-bottom: 1px solid #181a1f; }
.copy-btn { background: #3e4451; border: none; color: #abb2bf; border-radius: 4px; cursor: pointer; padding: 3px 8px; font-size: 11px; transition: background 0.2s; }
.copy-btn:hover { background: #4b5263; color: #fff; }
pre { margin: 0; padding: 0; overflow-x: auto; white-space: pre; background: transparent !important; }
.hljs { background: transparent !important; padding: 12px !important; font-size: 14px; line-height: 1.5; }
code { font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace; }
img { max-width: 100%; border-radius: 5px; margin: 5px 0; display: block; }
table { border-collapse: collapse; width: 100%; margin: 10px 0; }
th, td { border: 1px solid #ddd; padding: 8px; font-size: 14px; }
th { background: #f2f2f2; }
.katex { font-size: 1.1em; }
.chat-img-thumb { max-width: 300px; max-height: 300px; border-radius: 8px; cursor: zoom-in; transition: transform 0.2s; display: block; margin: 8px 0; box-shadow: 0 2px 5px rgba(0,0,0,0.1); background-color: #eee; }
.chat-img-thumb:hover { transform: scale(1.02); }
#lightbox { display: none; position: fixed; z-index: 10000; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.9); justify-content: center; align-items: center; cursor: zoom-out; opacity: 0; transition: opacity 0.3s; }
#lightbox.active { display: flex; opacity: 1; }
#lightbox img { max-width: 95%; max-height: 95%; border-radius: 4px; box-shadow: 0 0 30px rgba(0,0,0,0.5); cursor: default; transform: scale(0.9); transition: transform 0.3s; }
#lightbox.active img { transform: scale(1); }
</style>
<script>
document.addEventListener('DOMContentLoaded', (event) => {
hljs.highlightAll();
});
function copyToClipboard(btn) {
const text = btn.closest('.code-wrapper').querySelector('code').innerText;
navigator.clipboard.writeText(text).then(() => {
const original = btn.innerText;
btn.innerText = '已复制! ✔';
setTimeout(() => btn.innerText = original, 2000);
});
}
function showLightbox(src) {
const lb = document.getElementById('lightbox');
document.getElementById('lightbox-img').src = src;
lb.classList.add('active');
}
function hideLightbox() {
const lb = document.getElementById('lightbox');
lb.classList.remove('active');
setTimeout(() => { if(!lb.classList.contains('active')) document.getElementById('lightbox-img').src = ''; }, 300);
}
</script>
</head>
<body>
<div class="container">
<h2>${title}</h2>
<div class="notice-box">提示：点击图片可放大查看，右键图片可直接“另存为”<br>注意⚠：文件类为动态地址无法提取，需自行下载保存</div>
${bodyContent}
</div>
<div id="lightbox" onclick="hideLightbox()">
<img id="lightbox-img" src="" onclick="event.stopPropagation()">
</div>
</body>
</html>`;
}
function isValidImage(img) {
if (img.alt === 'User' || img.alt === 'ChatGPT') return false;
if (img.src && (img.src.includes('files.oaiusercontent.com') || img.src.includes('backend-api'))) return true;
if (img.alt && (img.alt.includes('已生成') || img.alt.includes('Generated'))) return true;
const w = img.naturalWidth || img.width || img.clientWidth;
if (w > 0 && w < 50) return false;
return true;
}
function isGeneratedImage(img) {
if (!img) return false;
if (img.src && (img.src.includes('files.oaiusercontent.com') || img.src.includes('backend-api'))) return true;
if (img.alt && (img.alt.includes('已生成') || img.alt.includes('Generated'))) return true;
return false;
}
function createAiLabel() {
const label = document.createElement('p');
label.className = 'ai-image-label';
label.textContent = '图片已创建·AI出图⬇️';
return label;
}
async function startExport() {
const btn = document.getElementById('optimize-export-btn');
const originalBtnText = btn.innerHTML;
btn.disabled = true;
btn.innerHTML = '⏳ 扫描中...';
const turnList = document.querySelectorAll('[data-testid^="conversation-turn-"]');
const nodesToProcess = turnList.length ? Array.from(turnList) : [document.body];
if (!turnList.length && !document.querySelector('[data-message-author-role]')) {
alert('未检测到对话内容');
btn.disabled = false;
btn.innerHTML = originalBtnText;
return;
}
const uniqueImageUrls = new Set();
for (const turn of nodesToProcess) {
turn.querySelectorAll('img').forEach(img => {
if (isValidImage(img) && img.src) uniqueImageUrls.add(img.src);
});
}
const imageCache = new Map();
const urls = Array.from(uniqueImageUrls);
const total = urls.length;
if (total > 0) {
btn.innerHTML = `⏳ 下载图片 (0/${total})...`;
let count = 0;
// Promise.all 并发下载，cache: 'force-cache' 实现秒读
await Promise.all(urls.map(async (url) => {
const base64 = await fetchImageBlob(url);
count++;
btn.innerHTML = `⏳ 下载图片 (${count}/${total})...`;
if (base64) imageCache.set(url, base64);
}));
}
btn.innerHTML = '⏳ 生成代码...';
let chatHtmlContent = '';
for (const turn of nodesToProcess) {
const processedUrlsInTurn = new Set();
const messages = turn.querySelectorAll('[data-message-author-role]');
for (const msg of messages) {
const role = msg.getAttribute('data-message-author-role');
const textNode = msg.querySelector('.markdown') || msg.querySelector('.whitespace-pre-wrap');
const validImages = Array.from(msg.querySelectorAll('img')).filter(isValidImage);
if (!textNode && validImages.length === 0) continue;
const container = document.createElement('div');
if (textNode) container.appendChild(textNode.cloneNode(true));
if (validImages.length > 0) {
let hasAddedAiLabel = false;
validImages.forEach(img => {
if (processedUrlsInTurn.has(img.src)) return;
processedUrlsInTurn.add(img.src);
if (role !== 'user' && isGeneratedImage(img) && !hasAddedAiLabel) {
container.appendChild(createAiLabel());
hasAddedAiLabel = true;
}
const finalSrc = imageCache.get(img.src) || img.src;
const newImg = document.createElement('img');
newImg.src = finalSrc;
newImg.className = 'chat-img-thumb';
newImg.setAttribute('onclick', 'showLightbox(this.src)');
container.appendChild(newImg);
});
}
processContainerContent(container);
const innerHtml = container.innerHTML;
if (role === 'user') {
chatHtmlContent += `<div class="row row-user"><div class="bubble bubble-user">${innerHtml}</div><div class="avatar avatar-user">我</div></div>`;
} else {
chatHtmlContent += `<div class="row row-gpt"><div class="avatar avatar-gpt">GPT</div><div class="bubble bubble-gpt">${innerHtml}</div></div>`;
}
}
const allImagesInTurn = Array.from(turn.querySelectorAll('img')).filter(isValidImage);
const orphanImages = [];
allImagesInTurn.forEach(img => {
if (!processedUrlsInTurn.has(img.src)) {
orphanImages.push(img);
processedUrlsInTurn.add(img.src);
}
});
if (orphanImages.length > 0) {
const container = document.createElement('div');
if (orphanImages.some(isGeneratedImage)) {
container.appendChild(createAiLabel());
}
orphanImages.forEach(img => {
const finalSrc = imageCache.get(img.src) || img.src;
const newImg = document.createElement('img');
newImg.src = finalSrc;
newImg.className = 'chat-img-thumb';
newImg.setAttribute('onclick', 'showLightbox(this.src)');
container.appendChild(newImg);
});
const innerHtml = container.innerHTML;
chatHtmlContent += `<div class="row row-gpt"><div class="avatar avatar-gpt">GPT</div><div class="bubble bubble-gpt">${innerHtml}</div></div>`;
}
}
const currentTitle = getChatTitle();
const fullHtml = generateFullHtml(chatHtmlContent, currentTitle);
const blob = new Blob([fullHtml], { type: 'text/html' });
const a = document.createElement('a');
const safeTitle = currentTitle.replace(/[\\/:*?"<>|]/g, '_') || 'ChatGPT_Export';
a.href = URL.createObjectURL(blob);
a.download = `${safeTitle}.html`;
a.click();
URL.revokeObjectURL(a.href);
btn.disabled = false;
btn.innerHTML = originalBtnText;
}
function processContainerContent(container) {
container.querySelectorAll('pre').forEach(pre => {
const code = pre.querySelector('code');
if (code) {
const langClass = code.className || 'language-plaintext';
let langName = langClass.replace('language-', '');
if(!langName || langName === 'undefined') langName = 'Code';
const newBlock = document.createElement('div');
newBlock.className = 'code-wrapper';
newBlock.innerHTML = `
<div class="code-header">
<span class="code-lang">${langName}</span>
<button class="copy-btn" onclick="copyToClipboard(this)">复制代码</button>
</div>
<pre><code class="${langClass}">${escapeHtml(code.innerText)}</code></pre>
`;
pre.replaceWith(newBlock);
}
});
container.querySelectorAll('a').forEach(a => {
if (a.classList.contains('img-link')) return;
a.target = '_blank';
a.style.cssText = 'color:#0066cc; text-decoration:underline;';
if (a.innerText.includes('下载') || a.hasAttribute('download')) {
a.style.fontWeight = 'bold';
a.innerHTML = '📄 ' + a.innerHTML;
}
});
container.querySelectorAll('button, .icon-md, .sr-only').forEach(el => !el.classList.contains('copy-btn') && el.remove());
}
setInterval(() => {
if (!isChatGPTPage()) return;
injectStyles();
createButton('widescreen-toggle-btn', '📺 展示大屏', '20px', () => {
toggleWidescreen(localStorage.getItem(WIDESCREEN_STORAGE_KEY) !== 'true');
});
createButton('optimize-export-btn', '📥 导出对话', '60px', startExport);
const savedState = localStorage.getItem(WIDESCREEN_STORAGE_KEY) === 'true';
const main = document.querySelector('main.w-full') || document.querySelector('main');
if (main && savedState && !main.classList.contains('largescreen')) {
toggleWidescreen(true);
}
}, 1000);
})();