multer
Node/Multer Get Filename
var express=require(“express”); var app=express(); var multer=require(“multer”); var upload=multer({dest:”uploads/”}); app.post(“/multer”, upload.single(“file”), function(req,res){ console.log(req.file.filename); });
Uploading multiple files with multer, but from different fields?
What you want is upload.fields(): app.post(‘/rest/upload’, upload.fields([{ name: ‘video’, maxCount: 1 }, { name: ‘subtitles’, maxCount: 1 }]), function(req, res, next){ // … }
Node.js, multer and req.body empty
2017 Update From Readme Note that req.body might not have been fully populated yet. It depends on the order that the client transmits fields and files to the server. I resolved my issue by reversing the order of my form object properties in the front end: var newFormObj = new FormData(); newFormObj.append(‘internalUserID’, internalUserID); newFormObj.append(‘listingImage’, this.binaryImages[image]); … Read more
ENOENT: no such file or directory .?
in product.js: After new Date().toISOString() add replace() to change “:” to an accepted character. Windows OS doesn’t accept files with a “:” The person on Youtube is using MAC OS E.g new Date().toISOString().replace(/:/g, ‘-‘)
express (using multer) Error: Multipart: Boundary not found, request sent by POSTMAN
I found the solution. I only had to prevent Postman to send a Content-Type header. So I just removed it from request headers.
Cannot app.use(multer). “requires middleware function” error
You need to use app.use(multer({dest:’./uploads/’})) in the form of one of these: app.use(multer({dest:’./uploads/’}).single(…)); app.use(multer({dest:’./uploads/’}).array(…)); app.use(multer({dest:’./uploads/’}).fields(…)); ie: app.use(multer({dest:’./uploads/’}).single(‘photo’)); And be sure to have something like: <form action=”/postPhotos” enctype=”multipart/form-data” method=”post”> <input type=”file” name=”photo”> <input type=”submit” value=”Upload photo”> </form> In your html.
How to limit the file size when uploading with multer?
There is no onFileUploadStart with the new multer API. If you want to limit the file size, you should instead add limits: { fileSize: maxSize } to the object passed to multer(): var upload = multer({ storage: storage, limits: { fileSize: maxSize } }).single(‘bestand’);
How to store a file with file extension with multer?
I have a workaround for the adding proper extension of files. If you use path node module var multer = require(‘multer’); var path = require(‘path’) var storage = multer.diskStorage({ destination: function (req, file, cb) { cb(null, ‘uploads/’) }, filename: function (req, file, cb) { cb(null, Date.now() + path.extname(file.originalname)) //Appending extension } }) var upload = … Read more