Created
July 25, 2019 12:18
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Ajax based file upload in nodejs with express-fileupload
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <meta http-equiv="X-UA-Compatible" content="ie=edge"> | |
| <title>Node JS File Upload</title> | |
| </head> | |
| <body> | |
| <form enctype="multipart/form-data" method="post"> | |
| <input type="file" name="inputFile" multiple /> | |
| <input type="submit" /> | |
| </form> | |
| </body> | |
| <script> | |
| let form = document.querySelector('form') | |
| form.addEventListener('submit', function (e) { | |
| e.preventDefault() | |
| let self = this | |
| fetch('/', { | |
| method: 'post', | |
| body: new FormData(self) | |
| }) | |
| .then(res => alert('file uloaded')) | |
| .catch(err => alert('something went wrong')) | |
| }) | |
| </script> | |
| </html> |
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| const app = require('express')() | |
| const path = require('path') | |
| const fileUpload = require('express-fileupload') | |
| app.use(fileUpload()) | |
| app.get('/', (req, res) => { | |
| res.sendFile(path.join(__dirname, './index.html')) | |
| }) | |
| app.post('/', (req, res) => { | |
| const { inputFile } = req.files | |
| if (inputFile) { | |
| let filename = inputFile.name | |
| inputFile.mv(path.join(__dirname, `uploads/${filename}`), (err) => { | |
| if (err) res.send(500).send(err) | |
| res.json({ success: true, message: 'File uploaded.' }) | |
| }) | |
| } else { | |
| res.redirect('/') | |
| } | |
| }) | |
| app.listen(8001, () => 'Express server running on port 8001') |
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