Function getSession

lib/session/memory.js:172–195

* Get session from the store. * @private

(sessions, sessionId)

 */

function getSession(sessions, sessionId) {
  var sess = sessions[sessionId]

  if (!sess) {
    debug('no session in MemoryStore for %s',sessionId);
    return;
  }

  // parse
  sess = JSON.parse(sess)

  var expires = typeof sess.cookie.expires === 'string' ?
    new Date(sess.cookie.expires) :
    sess.cookie.expires

  // destroy expired session
  if (expires && expires <= Date.now()) {
    debug('Session %s is Expired in MemoryStore',sessionId);
    delete sessions[sessionId];
    return;
  }

  return sess
}