sessioN-ko

 <?php
    require_once(Path::sessionClassPath() . "Session.php");

    class SessionHandler {

    private $session;
	public function __construct() {
		if(isset($_SESSION["session"])) {
			$this->session = $this->retrieveSession();
			$this->refreshSessionSettings();
		}
		else {
			$this->session = new Session(null, null, null, null, null);
		}
	}

	/**
	 * Creates a new Session object
	 * @param int $sessionId
	 * @param int $userId
	 * @param String $username
	 * @param int $authLevel
	 * @param String $timezone
	 */
	public function createSession($sessionId, $userId, $username, $authLevel, $timezone) {
		$this->session = new Session($sessionId, $userId, $username, $authLevel, $timezone);
	}

	public function updateSession($sessionId, $userId, $username, $authLevel, $timezone) {
		$this->createSession($sessionId, $userId, $username, $authLevel, $timezone);
	}

	/**
	 * Query the user's timezone and authorization level from the database to update the session
	 */
	private function refreshSessionSettings() {

	}

	/**
	 * Kills the existing session.
	 */
	public function destroySession() {
		$_SESSION = array();
		session_destroy();
	}

	/**
	 * Saves the Session object to the $_SESSION[] storage.
	 */
	public function saveSession() {
		unset($_SESSION["session"]);
		$_SESSION["session"] = serialize($this->session);
	}

	/**
	 * Returns the Session object from the $_SESSION[] storage.
	 * @return <b>Session</b> - Session object
	 */
	private function retrieveSession() {
		return unserialize($_SESSION["session"]);
	}

	/**
	 *
	 * @return <b>int</b> - Session ID.
	 */
	public function getSessionId() {
		return $this->session->getSessionId();
	}

	/**
	 *
	 * @return <b>int</b> - User ID.
	 */
	public function getUserId() {
		return $this->session->getUserId();
	}

	/**
	 *
	 * @return <b>String</b> - Username.
	 */
	public function getUsername() {
		return $this->session->getUsername();
	}

	/**
	 *
	 * @return <b>int</b> - Authorization level.
	 */
	public function getAuthLevel() {
		return $this->session->getAuthLevel();
	}

	/**
	 *
	 * @return <b>String</b> - Timezone.
	 */
	public function getTimezone() {
		return $this->session->getTimezone();
	}
    }
    ?>