| import fs from 'fs/promises'; |
| import path from 'path'; |
| import os from 'os'; |
| import multer from 'multer'; |
|
|
| const uploadRoot = path.join(os.tmpdir(), 'uploads'); |
| await fs.mkdir(uploadRoot, { recursive: true }); |
|
|
| const storage = multer.diskStorage({ |
| destination: (req, file, cb) => cb(null, uploadRoot), |
| filename: (req, file, cb) => { |
| |
| const ext = path.extname(file.originalname) || '.zip'; |
| cb(null, `problem_${Date.now()}${ext}`); |
| } |
| }); |
|
|
| |
| function zipFileFilter(req, file, cb) { |
| const okMime = ['application/zip', 'application/x-zip-compressed']; |
| const okExt = /\.zip$/i.test(file.originalname); |
| if (okMime.includes(file.mimetype) || okExt) cb(null, true); |
| else cb(new Error('Only .zip is allowed')); |
| } |
|
|
| export const uploadZip = multer({ |
| storage, |
| fileFilter: zipFileFilter, |
| limits: { fileSize: 2 * 1024 * 1024 * 1024 } |
| }).single('zipfile'); |
|
|
|
|
| export const upload = multer({ storage: multer.memoryStorage(), limits: { fileSize: 5 * 1024 * 1024 } }); |
|
|
