/**
* @param \Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend $subject
* @param \Closure $proceed
* @param \Magento\Framework\DataObject $attribute
* @return bool
*/
public function aroundValidate(\Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend $subject, \Closure $proceed, \Magento\Framework\DataObject $attribute)
{
$useDefault = $attribute->getUseDefault();
$attrCode = $subject->getAttribute()->getAttributeCode();
if ($useDefault && isset($useDefault[$attrCode])) {
return true;
}
return $proceed($attribute);
}
/**
* Check whether attribute instance (attribute, backend, frontend or source) has method and applicable
*
* @param AbstractAttribute|\Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend|\Magento\Eav\Model\Entity\Attribute\Frontend\AbstractFrontend|\Magento\Eav\Model\Entity\Attribute\Source\AbstractSource $instance
* @param string $method
* @param array $args array of arguments
* @return boolean
*/
protected function _isCallableAttributeInstance($instance, $method, $args)
{
if ($instance instanceof \Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend && ($method == 'beforeSave' || $method == 'afterSave')) {
$attributeCode = $instance->getAttribute()->getAttributeCode();
if (isset($args[0]) && $args[0] instanceof \Magento\Framework\DataObject && $args[0]->getData($attributeCode) === false) {
return false;
}
}
return parent::_isCallableAttributeInstance($instance, $method, $args);
}
/**
* @param \Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend $subject
* @param \Closure $proceed
* @param \Magento\Framework\DataObject $entity
* @return bool
*/
public function aroundValidate(\Magento\Eav\Model\Entity\Attribute\Backend\AbstractBackend $subject, \Closure $proceed, \Magento\Framework\DataObject $entity)
{
$isAllowedType = !empty(array_filter(array_map(function ($allowedEntity) use($entity) {
return $entity instanceof $allowedEntity;
}, $this->allowedEntityTypes)));
if ($isAllowedType && $this->storeManager->getStore()->getId() !== Store::DEFAULT_STORE_ID) {
$attrCode = $subject->getAttribute()->getAttributeCode();
// Null is meaning "no value" which should be overridden by value from default scope
if (array_key_exists($attrCode, $entity->getData()) && $entity->getData($attrCode) === null) {
return true;
}
}
return $proceed($entity);
}
