137 lines · 2.7 KB · JavaScript
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 /*! * Connect - session - Session * Copyright(c) 2010 Sencha Inc. * Copyright(c) 2011 TJ Holowaychuk * MIT Licensed */ /** * Module dependencies. */ var utils = require('../../utils')  , Cookie = require('./cookie'); /** * Create a new `Session` with the given request and `data`. * * @param {IncomingRequest} req * @param {Object} data * @api private */ var Session = module.exports = function Session(req, data) {  Object.defineProperty(this, 'req', { value: req });  Object.defineProperty(this, 'id', { value: req.sessionID });  if ('object' == typeof data) {    utils.merge(this, data);  } else {    this.lastAccess = Date.now();  }}; /** * Update `.lastAccess` timestamp, * and reset `.cookie.maxAge` to prevent * the cookie from expiring when the * session is still active. * * @return {Session} for chaining * @api public */ Session.prototype.touch = function(){  return this    .resetLastAccess()    .resetMaxAge();}; /** * Update `.lastAccess` timestamp. * * @return {Session} for chaining * @api public */ Session.prototype.resetLastAccess = function(){  this.lastAccess = Date.now();  return this;}; /** * Reset `.maxAge` to `.originalMaxAge`. * * @return {Session} for chaining * @api public */ Session.prototype.resetMaxAge = function(){  this.cookie.maxAge = this.cookie.originalMaxAge;  return this;}; /** * Save the session data with optional callback `fn(err)`. * * @param {Function} fn * @return {Session} for chaining * @api public */ Session.prototype.save = function(fn){  this.req.sessionStore.set(this.id, this, fn || function(){});  return this;}; /** * Re-loads the session data _without_ altering * the maxAge or lastAccess properties. Invokes the * callback `fn(err)`, after which time if no exception * has occurred the `req.session` property will be * a new `Session` object, although representing the * same session. * * @param {Function} fn * @return {Session} for chaining * @api public */ Session.prototype.reload = function(fn){  var req = this.req    , store = this.req.sessionStore;  store.get(this.id, function(err, sess){    if (err) return fn(err);    if (!sess) return fn(new Error('failed to load session'));    store.createSession(req, sess);    fn();  });  return this;}; /** * Destroy `this` session. * * @param {Function} fn * @return {Session} for chaining * @api public */ Session.prototype.destroy = function(fn){  delete this.req.session;  this.req.sessionStore.destroy(this.id, fn);  return this;}; /** * Regenerate this request's session. * * @param {Function} fn * @return {Session} for chaining * @api public */ Session.prototype.regenerate = function(fn){  this.req.sessionStore.regenerate(this.req, fn);  return this;};