This class enables you to create "Driver" libraries that add runtime ability
to extend the capabilities of a class via additional driver objects
public function __get($child)
{
$obj = parent::__get($child);
if (!$this->is_supported($child)) {
$this->_adapter = $this->_backup_driver;
}
return $obj;
}
/**
* Check for drivers in our subfolder
*/
public function __get($child)
{
$driver_file = MERCHANT_DRIVER_PATH . '/merchant_' . strtolower($child) . '.php';
if (file_exists($driver_file)) {
include_once $driver_file;
}
return parent::__get($child);
}
/**
* Loads session storage driver
*
* @param string Driver classname
* @return object Loaded driver object
*/
public function load_driver($driver)
{
// Save reference to most recently loaded driver as library default and sync userdata
$this->current = parent::load_driver($driver);
$this->userdata =& $this->current->get_userdata();
return $this->current;
}
