serve-static.js

var connect = require('connect'),
    express = require( 'express' ),
    http = require('http'),
    url = require( 'url' ),
    qs = require( 'qs' ),
    fs = require( 'fs' )

var postPaths = [
	'/v1/user/wallet/sync',
	'/v1/user/wallet/restore/',
	'/v1/address/addr/'
];

var app = express();

app.configure( function() {
    app.use(connect.static('www'))

} );

postPaths.forEach( function( path ){
	app.post( path, processPost );
} );

app.listen(3000);

function processPost( req, res ) {
	var body = '';
        req.on('data', function (data) {
            body += data;
        });
        req.on('end', function () {

            var POST = qs.parse(body);
            // use POST
            if( req.route.path.indexOf( 'address/addr' ) >= 0 )
            {
                var file = "www" + req.route.path + POST.addr + '.json';
                console.log( 'Get file: ' + file );
                returnPath( file, res );
            }
            else if ( req.route.path.indexOf( 'wallet/restore' ) >= 0 )
            {
            	var file = "www" + req.route.path + POST.email;
                returnPath( file, res );
            }
            else
            {
                console.log( 'Unknown request: ' + req.route.path );
                console.log( POST );
            }
        });
}

function returnPath( file, res ) {
    fs.readFile( file, function (err, data) {
        if (err || !data) 
        {
            res.status( 500 );
            res.end();
        }
        else
        {

            var obj = JSON.parse( data.toString( 'utf8' ));
            res.json( obj );

        }
    });

}