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//Tutorial file for the node-http project.

// Starts a simple http server and echoes

// it back in the response.

//do a require on the http module

var http = require('http');

var querystring = require('querystring');

var PORT = 3000;

// callback function that will be passed to http.CreateServer() call

// This callback will handle all the request processing and send

// response.

function handleRequest(request, response){

var bodyStr = "";

//This is the onData event listener that

// gets called when there is a body in the incoming

// http request

request.on('data',function(chunk){

console.log("recvd " + chunk.toString())

bodyStr += chunk.toString();

});

//Actual request processing is done as part of the onEnd event

// listener as shown below.

request.on('end', function() {

var str = "Received " + request.method + " request for " + request.url + " body: " + bodyStr;

console.log(str);

var responseBody = new Object();

responseBody.method = request.method;

responseBody.incomingRequestUrl = request.url;

if(bodyStr != "")

{

responseBody.incomingRequestBody = JSON.parse(bodyStr);

}

//response.end will send the response (including status and body)

response.end(JSON.stringify(responseBody));

});

}

// create an instance of http server and start listening.

var server = http.createServer(handleRequest);

server.listen(PORT, function(){

console.log("server listening on port " + PORT);

});