epub.js/tools/serve

#!/usr/bin/env node

var connect = require('connect');
var express = require('express');
var serveStatic = require('serve-static');
var morgan  = require('morgan');
var colors = require('colors');
var	argv = require('optimist').argv;
var	portfinder = require('portfinder');

var port = argv.p,
	logger = argv.l,
	log = console.log;

if (!argv.p) {
	portfinder.basePort = 8080;
	portfinder.getPort(function (err, port) {
	if (err) throw err;
	listen(port);
	});
} else {
	listen(port);
}

//CORS middleware
function allowCrossDomain(req, res, next) {
    res.header('Access-Control-Allow-Origin', '*');
    res.header('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE');
    res.header('Access-Control-Allow-Headers', 'Content-Type');

    next();
}


function listen(port) {
	var server = express();
	server.use(allowCrossDomain);
	server.use(serveStatic(__dirname + "../../"));

	if(!logger) server.use(morgan(logger))

	server.listen(port);

	log('Starting up Server, serving '.yellow
		+ __dirname.replace("tools", '').green
		+ ' on port: '.yellow
		+ port.toString().cyan);
	log('Hit CTRL-C to stop the server');

}



process.on('SIGINT', function () {
	log('http-server stopped.'.red);
	process.exit();
});