/**
* Load exiting custom options data
*
* @return $this
*/
protected function _initOldCustomOptions()
{
if (!$this->_oldCustomOptions) {
$oldCustomOptions = array();
$optionTitleTable = $this->_tables['catalog_product_option_title'];
$productIds = array_values($this->_productsSkuToId);
foreach ($this->_storeCodeToId as $storeId) {
$addCustomOptions = function (\Magento\Catalog\Model\Product\Option $customOption) use(&$oldCustomOptions, $storeId) {
$productId = $customOption->getProductId();
if (!isset($oldCustomOptions[$productId])) {
$oldCustomOptions[$productId] = array();
}
if (isset($oldCustomOptions[$productId][$customOption->getId()])) {
$oldCustomOptions[$productId][$customOption->getId()]['titles'][$storeId] = $customOption->getTitle();
} else {
$oldCustomOptions[$productId][$customOption->getId()] = array('titles' => array($storeId => $customOption->getTitle()), 'type' => $customOption->getType());
}
};
/** @var $collection \Magento\Catalog\Model\Resource\Product\Option\Collection */
$this->_optionCollection->reset();
$this->_optionCollection->addProductToFilter($productIds);
$this->_optionCollection->getSelect()->join(array('option_title' => $optionTitleTable), 'option_title.option_id = main_table.option_id', array('title' => 'title', 'store_id' => 'store_id'))->where('option_title.store_id = ?', $storeId);
$this->_byPagesIterator->iterate($this->_optionCollection, $this->_pageSize, array($addCustomOptions));
}
$this->_oldCustomOptions = $oldCustomOptions;
}
return $this;
}
