FTPmodule.js

var jsftp = require("jsftp");

var Ftp = function($host, $port, $user, $pass) {

	this.instance = null;
	this.host = $host;
	this.port = $port;
	this.user = $user;
	this.pass = $pass;
}

Ftp.prototype.auth = function(callback) {

	var self = this;

	var ftp = new jsftp({
	  	host: self.host,
	  	port: self.port, // defaults to 21
	  	user: self.user, // defaults to "anonymous"
	  	pass: self.pass // defaults to "@anonymous"
	});

	ftp.auth(ftp.user, ftp.pass, function(err, result) {

		if (err) throw err;

		self.instance = ftp;

		callback(err, result);

	});
}

Ftp.prototype.getFile = function(path, callback) {

	var str = ''; // Will store the contents of the file

  	this.instance.get(path, function(err, socket) {

		if (err) return;

	    socket.on('data', function(d) { 
	    	str += d.toString(); 
	    	//console.log('doing...');
	    });
	    
	    socket.on('close', function(hadErr) {

	    	if (hadErr)
	        	console.error('There was an error retrieving the file.');
	       	else 
	       		callback(err, str);
	    });

	    socket.resume();
 	});
}	

module.exports = Ftp;