gistfile1.php

<?
/**
 * Provides a 'profile' property that returns the current user's profile:
 * 
 * <code>
 * if ($session->profile)
 *     echo $session->profile->name;
 * </code>
 */
class MassifySession extends Session
{
	// The user's profile model
	private $_profile=null;

	/**
	 *  Callback method for getting a property
	 */
	function __get($prop_name)
	{
		switch($prop_name)
		{
			case 'profile':
				if (!isset($this->data['pid']))
					return null;

				if (!$this->_profile)
					$this->_profile=new Profile($this->data['pid']);

				return $this->_profile;
		}

		return parent::__get($prop_name);
	}
}