Refactored parseURL

easyrss_new.js

exports.parseURL = function(url, opts) {
  var options={};
  if(typeof opts=="function"){
    options.cb = opts;
  } else { 
    options=opts;
  }

  request(url, function(error, response, body) {
    if (!error) { 
      easyParser(options.cb,options).parseString(body);
    }
  });
};

easyrss_old.js

exports.parseURL = function(url, opts) {
  var options={};
  if(typeof opts=="function"){
    options.cb = opts;
  } else { 
    options=opts;
  }

  get_rss(url);
  function get_rss(url) {
    var parts = parseURL(url);

    // set the default port to 80
    if(!parts.port) { parts.port = 80; }

    var redirection_level = 0;
    var client = http.createClient(parts.port, parts.hostname);

    // include search terms in pathname if present

    var address = parts.pathname + (parts.search==undefined ? "" : parts.search);
    var request = client.request('GET', address, {'host': parts.hostname});

    request.addListener('response', function (response) {
      //sys.puts('STATUS: ' + response.statusCode);
      //sys.puts('HEADERS: ' + JSON.stringify(response.headers));
      // check to see the type of status
      switch(response.statusCode) {
        // check for ALL OK
        case 200:
          var body = ''; 
          response.addListener('data', function (chunk) { body += chunk; });
          response.addListener('end', function() {
            easyParser(options.cb,options).parseString(body);
          });
          break;
        // redirect status returned
        case 301:
        case 302:
          if(redirection_level > 10) {
            console.log("too many redirects");
          } else {
            console.log("redirect to "+response.headers.location);
            get_rss(response.headers.location);
          }
          break;
        default:
          /*
          response.setEncoding('utf8');
          response.addListener('data', function (chunk) {
            //sys.puts('BODY: ' + chunk);
          });
          */
          break;
	    }	  
	  });

    request.end();	
  }
};