deviant.js

var http = require('http');
var https = require('https');

/**
 * @name deviant.js
 * @author Peter Lejeck <peter.lejeck@gmail.com>
 * @description deviantJS, handles the process of logging in.
 * @version 0.1
 */

exports.A = function ( e ){
	var Events = e;
	var username, cookie, authtoken;
	
	var server = {
		login: {
			transport: 'https://',
			host: 'www.deviantart.com',
			file: '/users/login',
			port: 443
		},
		auth: {
			transport: 'http://',
			host: 'chat.deviantart.com',
			file: '/chat/botdom',
			port: 80
		},
		chat: {
			host: 'chat.deviantart.com',
			version: '0.3',
			port: 3900
		}
	};
	
	var agent = 'deviantJS/0.1';
	
	/**
	 * Logs in to deviantART, and grabs the authtoken
	 **/
	var login = function(username, password){
		this.username = username;
		var postdata = {}, headers = {}, options = {};
		
		postdata  = 'ref=' + encodeURI( server.login.transport + server.login.host + server.login.file );
		postdata += '&username=' + encodeURI( username );
		postdata += '&password=' + encodeURI( password );
		postdata += '&reusetoken=1';
		
		headers['Host'] = server.login.host;
		headers['User-Agent'] = agent;
		headers['Accept'] = "text/html";
		headers['Cookie'] = "skipintro=1";
		headers['Content-Type'] = "application/x-www-form-urlencoded";
		headers['Content-Length'] = postdata.length;
		
		options.port	= server.login.port;
		options.host	= server.login.host;
		options.path    = server.login.file;
		options.method	= 'POST';
		options.headers	= headers;
	
		// Login and get the cookie
		var request = https.request( options, function( response ) {
			var headers = {}, options = {};
			
			Events.emit( 'deviant.cookie', response.headers["set-cookie"] );
			
			headers['Host'] = server.auth.host;
			headers['User-Agent'] = agent;
			headers['Accept'] = "text/html";
			headers['Cookie'] = Array.isArray( response.headers["set-cookie"] ) ? response.headers["set-cookie"].join(';') : response.headers["set-cookie"];
			
			options.port	= server.auth.port;
			options.host	= server.auth.host;
			options.path    = server.auth.file;
			options.method	= 'GET';
			options.headers	= headers;
			
			// Get authtoken
			var req = http.request( options, function( resp ) {
				resp.setEncoding('utf8');
				resp.on('data', function (chunk) {
					if ( chunk.toString().indexOf( 'dAmn_Login(' ) !== -1 ) {
						this.authtoken = /dAmn_Login\(\s*\".*\",\s*\"([a-f0-9]{32})\"\s*\)/.exec( chunk.toString() )[1];
						Events.emit( 'deviant.authtoken', this.authtoken );
						req.abort();
					}
				}.bind(this) );
			}.bind(this) );
			req.end();
		}.bind(this) );
		request.write(postdata);
		request.end();
	};
	
	/**
	 * Public stuff
	 **/
	return {
		login: login
	};
	
};

test.js

var EventEmitter = require('events').EventEmitter;
var e = new EventEmitter();
var deviant = require('./deviant.js').A(e);

e.on('deviant.authtoken',function(auth){
	console.log(auth);
});

deviant.login('username','password');