Config multer
// Multer upload config
const fs = require('fs');
const path = require('path');
const multer = require('multer');
const storage = multer.diskStorage({
destination: function (req, file, cb) {
cb(null, '/tmp/')
},
filename: function (req, file, cb) {
const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1E9)
cb(null, file.fieldname + '-' + uniqueSuffix + path.extname(file.originalname))
}
})
const upload = multer({storage: storage});
Single file
app.post('/uploadPhoto', (req, res, next) => {
upload.single('filename_here')(req, res, function (err) {
if (err) {
// A Multer error occurred when uploading.
res.json({msg: err.message})
} else {
// Everything went fine.
// req.file
// {
// fieldname: 'filename_here',
// originalname: 'nhancv_dep_trai.png',
// encoding: '7bit',
// mimetype: 'image/png',
// destination: '/tmp/',
// filename: 'filename_here-1607694392023-220481630',
// path: '/tmp/filename_here-1607694392023-220481630',
// size: 5907
// }
const file = req.file;
console.log(file);
// Delete tmp
try {
// fs.unlinkSync(file.path);
} catch (e) {
// Ignore
console.error(e);
}
res.json({msg: 'ok'});
}
});
})
Test
curl --location --request POST '<host>:<port>/uploadPhoto' \
--form 'filename_here=@"/Users/nhancv/Desktop/nhancv_dep_trai.png"'
Multi files
const fields = [{ name: 'front', maxCount: 1 }, { name: 'back', maxCount: 1 }]
app.post('/uploadPhoto', (req, res, next) => {
upload.fields(fields)(req, res, function (err) {
if (err) {
// A Multer error occurred when uploading.
res.json({msg: err.message})
} else {
// Everything went fine.
// file
// {
// fieldname: 'xxx',
// originalname: 'Screen Shot 2020-12-11 at 20.28.29.png',
// encoding: '7bit',
// mimetype: 'image/png',
// destination: '/tmp/',
// filename: 'xxx-1607694392023-220481630',
// path: '/tmp/xxx-1607694392023-220481630',
// size: 5907
// }
// array of `photos` files
const frontF = req.files['front'][0];
const backF = req.files['back'][0];
console.log('frontF', frontF);
console.log('backF', backF);
// Delete tmp
try {
// fs.unlinkSync(file.path);
} catch (e) {
// Ignore
console.error(e);
}
res.json({msg: 'ok'});
}
});
});
Test
curl --location --request POST '<host>:<port>/users/uploadPhotos' \
--header 'Authorization: Bearer <token>' \
--form 'front=@"/Users/nhancv/Desktop/nhancv_dep_trai_1.png"' \
--form 'back=@"/Users/nhancv/Desktop/nhancv_dep_trai_2.png"'
@nhancv