@mofanx/md2pdf
Version:
高兼容性 Markdown 转 PDF 工具，支持本地图片、批量转换、字体优化，命令行一键使用。
65 lines (64 loc) • 2.63 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const fs_1 = __importDefault(require("fs"));
const path_1 = __importDefault(require("path"));
const markdown_it_1 = __importDefault(require("markdown-it"));
const puppeteer_1 = __importDefault(require("puppeteer"));
async function main() {
const inputPath = process.argv[2];
if (!inputPath) {
console.error('用法: pnpm dlx ts-node src/preview-html.ts <md文件路径>');
process.exit(1);
}
if (!fs_1.default.existsSync(inputPath)) {
console.error('输入文件不存在:', inputPath);
process.exit(1);
}
const mdContent = fs_1.default.readFileSync(inputPath, 'utf-8');
const md = new markdown_it_1.default({ html: true, linkify: true, typographer: true });
let htmlContent = md.render(mdContent);
const mdDir = path_1.default.dirname(path_1.default.resolve(inputPath));
// 替换本地图片路径为 file:// 绝对路径
htmlContent = htmlContent.replace(/<img([^>]*?)src=(["'])([^"'>]+)\2([^>]*)>/gi, (match, pre, q, src, post) => {
if (/^(http|https|data):/i.test(src))
return match;
let absPath = src.startsWith('/') ? src : path_1.default.join(mdDir, src);
absPath = path_1.default.resolve(absPath);
absPath = decodeURIComponent(absPath);
return `<img${pre}src=${q}file://${absPath}${q}${post}>`;
});
const html = `
<html>
<head>
<meta charset="utf-8">
<title>md2pdf-preview</title>
<style>
body { font-family: 'Arial', 'Microsoft YaHei', sans-serif; margin: 40px; }
pre, code { background: #f5f5f5; border-radius: 4px; }
img { max-width: 100%; height: auto; }
</style>
</head>
<body>${htmlContent}</body>
</html>
`;
// 写入临时 html 文件
const tmpHtmlPath = path_1.default.join(mdDir, '__md2pdf_preview.html');
fs_1.default.writeFileSync(tmpHtmlPath, html, 'utf-8');
// 用 puppeteer 有头模式打开
const browser = await puppeteer_1.default.launch({
headless: false,
args: [
'--no-sandbox',
'--disable-setuid-sandbox',
'--allow-file-access-from-files',
'--enable-local-file-accesses'
],
});
const page = await browser.newPage();
await page.goto('file://' + tmpHtmlPath);
console.log('已在浏览器中打开，按F12可查看控制台和网络面板。');
}
main();