CatalogEdit::loadCatalog

public function loadCatalog()
{
	if (!$this->isSuccess())
		return;
	/** @noinspection PhpMethodOrClassCallIsNotCaseSensitiveInspection */
	$this->iblockCatalogData = CCatalogSku::getInfoByIBlock($this->iblockId);
	if ($this->iblockCatalogData === false)
		$this->iblockCatalogData = array();
	$this->simpleIblock = self::isSimpleIblock($this->iblockCatalogData);
	if (!$this->simpleIblock)
	{
		$this->parentIblock = self::isParentIblock($this->iblockCatalogData);
		$this->offerIblock = self::isOfferIblock($this->iblockCatalogData);
		$this->catalogIblock = self::isCatalogIblock($this->iblockCatalogData);
		$this->iblockCatalogData['USE_SKU'] = ($this->parentIblock ? 'Y' : 'N');
	}
}