/**
* Get filtered user properties from user provider
*
* @static
* @access public
* @param UserProviderInterface $user
* @return array
*/
public static function getProperties(UserProviderInterface $user)
{
$properties = array('username' => $user->getUsername(), 'name' => $user->getName(), 'email' => $user->getEmail(), 'role' => $user->getRole(), $user->getExternalIdColumn() => $user->getExternalId());
$properties = array_merge($properties, $user->getExtraAttributes());
return array_filter($properties, array(__NAMESPACE__ . '\\UserProperty', 'isNotEmptyValue'));
}