45 lines
2.1 KiB
JavaScript
45 lines
2.1 KiB
JavaScript
// 临时静态服务器（仅用于本机预览 _design-test 产物）
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// 用法: node _design-test/serve.js [port]
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const http = require('http');
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const fs = require('fs');
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const path = require('path');
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const ROOT = path.resolve(__dirname, '..');
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const PORT = Number(process.argv[2] || 55501);
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const MIME = {
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'.html': 'text/html; charset=utf-8', '.js': 'text/javascript; charset=utf-8',
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'.css': 'text/css; charset=utf-8', '.json': 'application/json; charset=utf-8',
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'.svg': 'image/svg+xml', '.png': 'image/png', '.jpg': 'image/jpeg', '.woff2': 'font/woff2'
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};
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http.createServer((req, res) => {
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// 供浏览器栅格化后回传 PNG 落盘（仅允许写入 _design-test/logo/ 下）
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if (req.method === 'POST' && req.url.indexOf('/__save') === 0) {
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const rel = decodeURIComponent((req.url.split('path=')[1] || ''));
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const base = path.join(ROOT, '_design-test', 'logo');
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const dest = path.join(base, rel);
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if (!dest.startsWith(base)) { res.writeHead(403).end('forbidden'); return; }
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const chunks = [];
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req.on('data', c => chunks.push(c));
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req.on('end', () => {
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fs.mkdirSync(path.dirname(dest), { recursive: true });
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fs.writeFileSync(dest, Buffer.concat(chunks));
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res.writeHead(200, { 'Content-Type': 'text/plain' });
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res.end('ok ' + rel + ' ' + Buffer.concat(chunks).length + 'B');
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});
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return;
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}
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let p = decodeURIComponent(req.url.split('?')[0]);
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if (p === '/') p = '/_design-test/zhenfang-logo-picker.html';
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let file = path.join(ROOT, p);
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if (!fs.existsSync(file) && fs.existsSync(path.join(ROOT, '_design-test', p))) {
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file = path.join(ROOT, '_design-test', p); // 允许直接用 /xxx.html 访问 _design-test 下的产物
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}
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if (!file.startsWith(ROOT)) { res.writeHead(403).end('forbidden'); return; }
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fs.readFile(file, (err, buf) => {
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if (err) { res.writeHead(404).end('not found: ' + p); return; }
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res.writeHead(200, { 'Content-Type': MIME[path.extname(file).toLowerCase()] || 'application/octet-stream' });
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res.end(buf);
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});
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}).listen(PORT, () => console.log('serving ' + ROOT + ' at http://localhost:' + PORT + '/'));
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