支持微信/知乎/简书等平台，提取文字图片并生成Markdown文件
// ==UserScript==
// @name 全平台文章转Markdown工具
// @namespace http://tampermonkey.net/
// @version 1.4
// @description 支持微信/知乎/简书等平台，提取文字图片并生成Markdown文件
// @author mmmgc
// @match https://mp.weixin.qq.com/s/*
// @match https://zhuanlan.zhihu.com/p/*
// @match https://www.jianshu.com/p/*
// @match https://www.douban.com/note/*
// @match https://weibo.com/*
// @match https://www.toutiao.com/article/*
// @match https://baijiahao.baidu.com/s*
// @match https://dy.163.com/article/*
// @match https://new.qq.com/rain/a/*
// @match https://www.xiaohongshu.com/discovery/item/*
// @license MIT
// ==/UserScript==
(function() {
'use strict';
// 平台配置中心
const platformConfig = {
weixin: {
name: '微信公众号',
titleSelector: '#activity-name',
contentSelector: '#js_content',
imageSelector: 'img[data-src]',
imageProcessor: img => img.getAttribute('data-src')?.split('?')[0] || img.src
},
zhihu: {
name: '知乎',
titleSelector: 'h1.Post-Title, h1.ProfileHeader-title',
contentSelector: 'div.Post-RichText, div.Post-RichTextContainer, div.ZH-RichText',
imageSelector: 'img[data-original-src], img[src^="https://"], img[src^="//"]',
imageProcessor: img => {
let src = img.getAttribute('data-original-src') || img.src;
src = src.replace('//', 'https://').split('?')[0];
return src.startsWith('http') ? src : `https:${src}`;
}
},
jianshu: {
name: '简书',
titleSelector: 'h1.title',
contentSelector: 'div.article',
imageSelector: 'img[src]',
imageProcessor: img => img.src.split('?')[0]
},
douban: {
name: '豆瓣',
titleSelector: 'h1',
contentSelector: 'div.note',
imageSelector: 'img',
imageProcessor: img => img.src
},
weibo: {
name: '微博',
titleSelector: 'h1[node-type="feed_list_title"]',
contentSelector: 'div[node-type="feed_list_content"]',
imageSelector: 'img[action-data]',
imageProcessor: img => img.getAttribute('action-data')?.match(/src="(.*?)"/)?.[1] || img.src
},
toutiao: {
name: '今日头条',
titleSelector: 'h1.article-title',
contentSelector: 'div.article-box',
imageSelector: 'img',
imageProcessor: img => img.src
},
baijiahao: {
name: '百家号',
titleSelector: 'h2.article-title',
contentSelector: 'div.article-content',
imageSelector: 'img',
imageProcessor: img => img.src
},
dayu: {
name: '大鱼号',
titleSelector: 'h1.article-title',
contentSelector: 'div.article-content',
imageSelector: 'img',
imageProcessor: img => img.src
},
qq: {
name: '企鹅号',
titleSelector: 'h1.article-title',
contentSelector: 'div.article-content',
imageSelector: 'img',
imageProcessor: img => img.src
},
xiaohongshu: {
name: '小红书',
titleSelector: 'h1',
contentSelector: 'div.note-content',
imageSelector: 'img',
imageProcessor: img => img.src
}
};
// 平台检测引擎
function detectCurrentPlatform() {
const url = window.location.href;
return Object.keys(platformConfig).find(platform =>
new RegExp(platformConfig[platform].matchRule || platform).test(url)
);
}
// 增强型内容提取（处理懒加载和动态内容）
function ensureContentLoaded(platform) {
const { contentSelector } = platformConfig[platform];
const contentElement = document.querySelector(contentSelector);
// 处理知乎的"点击展开"按钮
if (platform === 'zhihu') {
const expandButtons = document.querySelectorAll('button:has(span:contains("展开"))');
expandButtons.forEach(btn => {
if (btn.getBoundingClientRect().width > 0) {
btn.click();
}
});
}
// 处理其他平台的动态内容（可扩展）
return contentElement;
}
// 生成安全文件名
function generateSafeFilename(title) {
return title
.replace(/[\\/:*?"<>|]/g, '_') // 替换非法文件名字符
.substring(0, 80) + '.md'; // 限制长度并添加扩展名
}
// 保存Markdown文件
function saveMarkdownFile(content, filename) {
const blob = new Blob([content], { type: 'text/markdown;charset=utf-8' });
const link = document.createElement('a');
link.href = URL.createObjectURL(blob);
link.download = filename;
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
URL.revokeObjectURL(link.href);
}
// 核心转换引擎
function convertToMarkdown() {
const platform = detectCurrentPlatform();
if (!platform) return alert('不支持当前平台');
const { name, titleSelector, contentSelector, imageSelector, imageProcessor } = platformConfig[platform];
const titleElement = document.querySelector(titleSelector);
const contentElement = ensureContentLoaded(platform);
if (!titleElement || !contentElement) {
return alert(`无法解析${name}文章，请检查页面结构`);
}
let markdown = `# ${titleElement.textContent.trim()}\n\n`;
markdown += `> 来源：${name} | ${window.location.href}\n\n`;
// 深度遍历内容元素
function traverse(element) {
if (element.nodeType === 1) { // 仅处理元素节点
switch (element.tagName.toLowerCase()) {
case 'h1': case 'h2': case 'h3':
markdown += `${'#'.repeat(Number(element.tagName[1] || 1))} ${element.textContent.trim()}\n\n`;
break;
case 'p':
if (element.textContent.trim()) {
markdown += element.textContent.trim() + '\n\n';
}
break;
case 'img':
if (element.matches(imageSelector)) {
const alt = element.alt || '图片';
const src = imageProcessor(element);
markdown += `\n\n`;
}
break;
case 'ul': case 'ol':
element.querySelectorAll('li').forEach((li, i) => {
markdown += `${element.tagName === 'ol' ? `${i+1}. ` : '- '}${li.textContent.trim()}\n`;
});
markdown += '\n';
break;
case 'blockquote':
markdown += `> ${element.textContent.trim().replace(/\n/g, '\n> ')}\n\n`;
break;
case 'hr':
markdown += '---\n\n';
break;
case 'pre':
markdown += '```\n' + (element.querySelector('code')?.textContent || element.textContent).trim() + '\n```\n\n';
break;
// 知乎特化处理
case 'div':
if (platform === 'zhihu' && element.classList.contains('RichText')) {
element.children.forEach(child => traverse(child));
}
break;
// 处理知乎公式
case 'span':
if (platform === 'zhihu' && element.classList.contains('MathJax_Preview')) {
markdown += `$${element.textContent.trim()}$\n\n`;
}
break;
}
// 递归子元素
element.children.forEach(child => traverse(child));
}
}
traverse(contentElement);
// 复制到剪贴板
const cleanMarkdown = markdown.replace(/\n{3,}/g, '\n\n'); // 压缩空行
// 生成安全文件名并保存文件
const filename = generateSafeFilename(titleElement.textContent.trim());
saveMarkdownFile(cleanMarkdown, filename);
alert(`已成功导出Markdown文件：${filename}`);
}
// 界面初始化
function injectConversionButton() {
const btn = document.createElement('button');
btn.style.cssText = `
position: fixed; right: 20px; top: 20px; z-index: 9999;
padding: 12px 24px; background: #2196F3; color: white;
border: none; border-radius: 4px; cursor: pointer;
box-shadow: 0 2px 8px rgba(0,0,0,0.15);
`;
btn.textContent = '💾 转换为Markdown';
btn.addEventListener('click', convertToMarkdown);
document.body.appendChild(btn);
}
// 入口函数
window.addEventListener('load', () => {
const platform = detectCurrentPlatform();
if (platform) injectConversionButton();
});
})();