File size: 2,129 Bytes
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"id": "4a6f47d3-8284-4e71-b794-d6354e883e6d",
"title": "Untitled",
"content": "// server.js\nimport express from 'express';\nimport axios from 'axios';\nimport fs from 'fs';\nimport path from 'path';\nimport mime from 'mime-types';\nimport { pipeline } from 'stream/promises';\n\nconst app = express();\nconst PORT = 3000;\nconst CACHE_DIR = './cache';\n\nif (!fs.existsSync(CACHE_DIR)) {\n fs.mkdirSync(CACHE_DIR);\n}\n\n\n// Stream & cache an toàn\napp.get('/stream/:filename', async (req, res) => {\n const { filename } = req.params;\n const cachedPath = path.join(CACHE_DIR, filename);\n const tempPath = cachedPath + '.part';\n const mimeType = mime.lookup(filename) || 'application/octet-stream';\n\n if (fs.existsSync(cachedPath)) {\n const stat = fs.statSync(cachedPath);\n res.writeHead(200, {\n 'Content-Type': mimeType,\n 'Content-Disposition': `inline; filename=\"${filename}\"`,\n 'Content-Length': stat.size,\n 'Accept-Ranges': 'bytes',\n });\n fs.createReadStream(cachedPath).pipe(res);\n return;\n }\n\n const HF_URL = `https://huggingface.co/datasets/TwanAPI/DataTwan/resolve/main/${encodeURIComponent(filename)}`;\n\n try {\n const response = await axios.get(HF_URL, {\n responseType: 'stream',\n headers: { 'User-Agent': 'Node.js Server' },\n });\n\n const writer = fs.createWriteStream(tempPath);\n await pipeline(response.data, writer);\n fs.renameSync(tempPath, cachedPath);\n\n const stat = fs.statSync(cachedPath);\n res.writeHead(200, {\n 'Content-Type': mimeType,\n 'Content-Disposition': `inline; filename=\"${filename}\"`,\n 'Content-Length': stat.size,\n 'Accept-Ranges': 'bytes',\n });\n fs.createReadStream(cachedPath).pipe(res);\n } catch (err) {\n console.error('❌ Lỗi khi stream:', err.message);\n res.status(500).send('Không thể stream file từ Hugging Face.');\n }\n});\n\napp.listen(PORT, () => {\n console.log(`✅ Server đang chạy tại http://localhost:${PORT}`);\n});",
"language": "javascript",
"createdAt": 1762782323743,
"updatedAt": 1762782323743
} |