const express = require('express') var busboy = require('connect-busboy'); //middleware for form/file upload var path = require('path'); //used for file path var fs = require('fs-extra'); //File System - for file manipulation const app = express() var redis = require("redis"), client = redis.createClient(); client.on('error', function(err) { console.log(err); }) app.use(busboy()); app.use(express.static(path.join(__dirname, 'public'))); app.get('/', function (req, res) { res.send('Hello World!') }) app.get('/download/:id', function(req, res) { res.sendFile(path.join(__dirname + '/public/download.html')); }); app.get('/assets/download/:id', function(req, res) { let id = req.params.id; client.hget(id, "filename", function(err, reply) { // maybe some expiration logic too if (!reply) { res.send('error'); } else { res.setHeader('Content-Disposition', 'attachment; filename=' + reply); // res.setHeader('Content-Transfer-Encoding', 'binary'); res.setHeader('Content-Type', 'application/octet-stream'); res.download(__dirname + '/static/' + reply); } }) }); app.route('/upload/:id') .post(function (req, res, next) { var fstream; req.pipe(req.busboy); req.busboy.on('file', function (fieldname, file, filename) { console.log("Uploading: " + filename); //Path where image will be uploaded fstream = fs.createWriteStream(__dirname + '/static/' + filename); file.pipe(fstream); fstream.on('close', function () { let id = req.params.id; client.hset(id, "filename", filename, redis.print); client.hset(id, "expiration", 0, redis.print); console.log("Upload Finished of " + filename); res.send(id); //where to go next }); }); }); app.listen(3000, function () { console.log('Example app listening on port 3000!') })