@ch1/rpc/spec/socket-server.js

JavaScript Remote Procedure Call (RPC)

'use strict';
/*global require, console, setTimeout*/
var app = require('http').createServer(handler),
io = require('socket.io').listen(app),
RPC = require('./node/js-rpc.js');

app.listen(8079);

function handler(req, res) {
    res.writeHead(200);
    res.end('index.html');
}

function loopBack(arg) {
    console.log('looping back');
    if (arg) {
        return arg + ' hi there';
    }
    return 'looper';
}

io.sockets.on('connection', function (socket) {
    socket.on('message', function () {
        console.log('hi', arguments);
    });
    var rpc = new RPC({
                          on  : function (msg, fn) {
                              socket.on(msg, fn);
                          },
                          emit: function (message) {
                              socket.emit('message', message);
                          }
                      }, {
                          listen : 'on',
                          post   : 'emit',
                          message: 'message'
                      });

    rpc.expose({
                   loopBack: loopBack
               });

    setTimeout(function () {
        rpc.isReady(true);
    }, 25);
});