/**
* Create an empty data set for inclusion into the database.
*
* @param IAttribute $attribute The attribute to generate the data for.
*
* @return mixed
*/
protected function createEmptyDataFor($attribute)
{
$result = array();
$defaults = $attribute->getDefaultRenderSettings();
foreach ($defaults->getKeys() as $key) {
$result[$key] = $defaults->get($key);
}
return $result;
}