upload multipart file to view api

upload.js

/*
To run:

Get a Box View API token (https://box-view.readme.io/) and set it to `TOKEN` below.
npm install box-view busboy
node upload.js

navigate to http://localhost:8888 in your browser and submit a file

*/


var TOKEN = 'your view api token';

var http = require('http'),
    Busboy = require('busboy'),
    client = require('box-view').createClient(TOKEN);

var html = '<form method="POST" enctype="multipart/form-data">' +
              '<input type="file" name="file"/>' +
              '<input type="submit" value="go" /> ' +
           '</form>';

var server = http.createServer(function (req, res) {
    res.writeHead(200,  {'content-type': 'text/html'});
    if (req.method === 'POST') {
        res.write('<pre>')

        var busboy = new Busboy({ headers: req.headers });
        busboy.on('file', function(fieldname, file, filename, encoding, mimetype) {
            res.write('uploading document...\n')
            client.documents.uploadFile(file, function (err, doc) {
                if (err) {
                    res.end('the document failed to upload... \n' + JSON.stringify(doc, true, 2));
                    return;
                }
                res.write('upload successful. attempting to create a session...\n');
                client.sessions.create(doc.id, { retry: true }, function (err, sess) {
                    if (err) {
                        res.end('failed to create a session... \n' + JSON.stringify(sess, true, 2));
                        return;
                    }
                    res.end('session created: <a href="' + sess.urls.view + '">view</a>');
                });
            });
        });
        req.pipe(busboy);

    } else {
        res.end(html)
    }
}).listen(8888);