Generating & Downloading zip folder on the fly (dynamically) using Node.JS

zip_server.js

//@see https://www.npmjs.com/package/archiver
var archiver = require('archiver')
var http = require('http');

http.createServer(function(request, response) {
    var archiver = archiver('zip')
    archiver.pipe(response)
    response.setHeader('Content-type', 'application/zip')
    response.setHeader('Content-disposition', 'attachment; filename=file_name.zip');

    archiver.bulk([{
        expand: true,
        cwd: "/path/to/folder", // source folder
        src: ["**/*"], //globbing pattern
        dot: true
    }]);

    archiver.finalize(function(err) {
        if (err) res.send(500)
    })
}).listen(3000);