/**
* Create complexAttributes objects depends on bag content
*
* @return array Array of ComplexAttribute objects
*/
public function getComplexAttributes(AttributeBag $bag)
{
$complexAttributes = array();
if ($this->complexAttributeFactory !== null) {
foreach ($bag->getAll() as $id => $parameters) {
if (!isset($parameters['name'])) {
throw new InvalidArgumentException('"name" attribute is required.');
}
$name = $parameters['name'];
unset($parameters['name']);
$complexAttribute = $this->complexAttributeFactory->create($name, $parameters);
if (!$complexAttribute->isEmpty()) {
$complexAttributes[] = $complexAttribute;
}
}
}
return $complexAttributes;
}
