/**
* Return collection of same attributes for selected products without unique
*
* @return \Magento\Eav\Model\ResourceModel\Entity\Attribute\Collection
*/
public function getAttributes()
{
if ($this->_attributes === null) {
$this->_attributes = $this->_eavConfig->getEntityType(\Magento\Catalog\Model\Product::ENTITY)->getAttributeCollection()->addIsNotUniqueFilter()->setInAllAttributeSetsFilter($this->getProductsSetIds());
if ($this->_excludedAttributes) {
$this->_attributes->addFieldToFilter('attribute_code', ['nin' => $this->_excludedAttributes]);
}
// check product type apply to limitation and remove attributes that impossible to change in mass-update
$productTypeIds = $this->getProducts()->getProductTypeIds();
foreach ($this->_attributes as $attribute) {
/* @var $attribute \Magento\Catalog\Model\Entity\Attribute */
foreach ($productTypeIds as $productTypeId) {
$applyTo = $attribute->getApplyTo();
if (count($applyTo) > 0 && !in_array($productTypeId, $applyTo)) {
$this->_attributes->removeItemByKey($attribute->getId());
break;
}
}
}
}
return $this->_attributes;
}
/**
* Helper function that adds a FilterGroup to the collection.
*
* @param \Magento\Framework\Api\Search\FilterGroup $filterGroup
* @param \Magento\Eav\Model\ResourceModel\Entity\Attribute\Collection $collection
* @return void
* @throws \Magento\Framework\Exception\InputException
*/
private function addFilterGroupToCollection(\Magento\Framework\Api\Search\FilterGroup $filterGroup, Collection $collection)
{
/** @var \Magento\Framework\Api\Search\FilterGroup $filter */
foreach ($filterGroup->getFilters() as $filter) {
$condition = $filter->getConditionType() ? $filter->getConditionType() : 'eq';
$collection->addFieldToFilter($filter->getField(), [$condition => $filter->getValue()]);
}
}
/**
* Helper function that adds a FilterGroup to the collection.
*
* @param \Magento\Framework\Api\Search\FilterGroup $filterGroup
* @param \Magento\Eav\Model\ResourceModel\Entity\Attribute\Collection $collection
* @return void
* @throws \Magento\Framework\Exception\InputException
*/
private function addFilterGroupToCollection(\Magento\Framework\Api\Search\FilterGroup $filterGroup, Collection $collection)
{
foreach ($filterGroup->getFilters() as $filter) {
$condition = $filter->getConditionType() ? $filter->getConditionType() : 'eq';
$field = $filter->getField();
// Prevent ambiguity during filtration
if ($field == \Magento\Eav\Api\Data\AttributeInterface::ATTRIBUTE_ID) {
$field = 'main_table.' . $field;
}
$collection->addFieldToFilter($field, [$condition => $filter->getValue()]);
}
}