multipart.js

var sys = require('sys');
var http = require('http');
http.createServer(function (req, res) {
	var str = '';
	req.on('data', function(data) {
		str += data;
	});
	req.on('end', function() {
		var crlf = '\r\n';
		var boundary = str.split(crlf).shift();
		var arr = str.split(boundary); arr.shift(); arr.pop();
		var ret = [];
		arr.forEach(function(value) {
			var obj = {};
			obj.name = (/name="([^"]+)"/.exec(value) || [])[1] || '';
			obj.fileName = (/filename="([^"]+)"/.exec(value) || [])[1] || '';
			obj.body = value.substring(value.indexOf(crlf + crlf) + crlf.length * 2, value.length - crlf.length);
			ret.push(obj);
		});
		console.log(sys.inspect(ret));
		});
	});
	res.writeHead(200, {'Content-Type': 'text/plain'});
	res.end('Hello World\n');
}).listen(8124, "127.0.0.1");
console.log('Server running at http://127.0.0.1:8124/');