gistfile1.txt

exports.CookieJar = function(nextApp) {
  var domainToCookies = {};
  
  return function(req) {
    var querystring = require("./querystring");
    
    if (req.url) {
      throw new Error("CookieJar does not support 'url' shortcut yet");
    }
    
    if (req.hostname && domainToCookies[req.hostname]) {
      var cookieString = "";
      req.headers["Cookie"] = querystring.toQueryString(domainToCookies[req.hostname]);
    }
    
    console.log("request:"+JSON.stringify(req));
    
    return when(nextApp(req), function(response) {
      var cookies;
      if (response.headers["set-cookie"]) {
        var path, domain = req.hostname + (req.port ? ":"+req.port : "");
        
        cookies = querystring.parseQuery(response.headers["set-cookie"], /[;,]/g);
        if (cookies.Version !== undefined) { delete cookies.Version; }
        if (cookies.Path !== undefined) { path = cookies.Path; delete cookies.Path; }
        if (cookies.HttpOnly !== undefined) { delete cookies.HttpOnly; }
        if (cookies.Domain !== undefined) { domain = cookies.Domain; delete cookies.Domain; }
        
        for (var k in cookies) {
          if (Array.isArray(cookies[k])) {
            cookies[k] = cookies[k][0];
          }
        }
        
        if (cookies) {
          domainToCookies[req.hostname] = cookies;
        }
      }
      
      return response;
    });
  };
};