paambaati/upload_demo_html.html

## upload_demo_html.html
<html>
    <body>
        <form action="/upload" enctype="multipart/form-data" method="post">
            <input type="text" name="title">
            <input type="file" name="file">
            <input type="submit" value="Upload">
        </form>
    </body>
</html>

## upload_demo_nodejs.js
/*
 * NodeJS code.
 */

// Required modules.
var express = require('express'),
    http = require('http'),
    formidable = require('formidable'),
    fs = require('fs'),
    path = require('path');

var app = express();

// All your express server code goes here.
// ...

// Upload route.
app.post('/upload', function(req, res) {
    var form = new formidable.IncomingForm();
    form.parse(req, function(err, fields, files) {
        // `file` is the name of the <input> field of type `file`
        var old_path = files.file.path,
            file_size = files.file.size,
            file_ext = files.file.name.split('.').pop(),
            index = old_path.lastIndexOf('/') + 1,
            file_name = old_path.substr(index),
            new_path = path.join(process.env.PWD, '/uploads/', file_name + '.' + file_ext);

        fs.readFile(old_path, function(err, data) {
            fs.writeFile(new_path, data, function(err) {
                fs.unlink(old_path, function(err) {
                    if (err) {
                        res.status(500);
                        res.json({'success': false});
                    } else {
                        res.status(200);
                        res.json({'success': true});
                    }
                });
            });
        });
    });
});
	<html>
	<body>
	<form action="/upload" enctype="multipart/form-data" method="post">
	<input type="text" name="title">
	<input type="file" name="file">
	<input type="submit" value="Upload">
	</form>
	</body>
	</html>
	/*
	* NodeJS code.
	*/

	// Required modules.
	var express = require('express'),
	http = require('http'),
	formidable = require('formidable'),
	fs = require('fs'),
	path = require('path');

	var app = express();

	// All your express server code goes here.
	// ...

	// Upload route.
	app.post('/upload', function(req, res) {
	var form = new formidable.IncomingForm();
	form.parse(req, function(err, fields, files) {
	// `file` is the name of the <input> field of type `file`
	var old_path = files.file.path,
	file_size = files.file.size,
	file_ext = files.file.name.split('.').pop(),
	index = old_path.lastIndexOf('/') + 1,
	file_name = old_path.substr(index),
	new_path = path.join(process.env.PWD, '/uploads/', file_name + '.' + file_ext);

	fs.readFile(old_path, function(err, data) {
	fs.writeFile(new_path, data, function(err) {
	fs.unlink(old_path, function(err) {
	if (err) {
	res.status(500);
	res.json({'success': false});
	} else {
	res.status(200);
	res.json({'success': true});
	}
	});
	});
	});
	});
	});