/**
* @see DataObject::hasData()
*/
function hasData($key, $locale = null)
{
// Internal settings will only be checked locally.
if (in_array($key, $this->getInternalSettings())) {
return parent::hasData($key);
}
// Now try local settings.
if (parent::hasData($key, $locale)) {
return true;
}
// If nothing is found we try sub-filter settings.
$compositeSettingName = $this->_getCompositeSettingName($key);
if (is_null($compositeSettingName)) {
return false;
}
list($filter, $settingName) = $this->_resolveCompositeSettingName($compositeSettingName);
return $filter->hasData($settingName, $locale);
}