CIBlockCMLImport::ImportProductSets

function ImportProductSets()
{
	if ($this->bCatalog && isset($this->next_step["SETS"]) && $this->next_step["SETS"] > 0)
	{
		$rsParents = $this->_xml_file->GetList(
			array("ID" => "asc"),
			array("PARENT_ID" => $this->next_step["SETS"]),
			array("ID", "LEFT_MARGIN", "RIGHT_MARGIN")
		);
		while($arParent = $rsParents->Fetch())
		{
			$arXMLElement = $this->_xml_file->GetAllChildrenArray($arParent);
			if(isset($arXMLElement[$this->mess["IBLOCK_XML2_ID"]]))
			{
				$rsElement = CIBlockElement::GetList(
					array(),
					array("=XML_ID" => $arXMLElement[$this->mess["IBLOCK_XML2_ID"]], "IBLOCK_ID" => $this->next_step["IBLOCK_ID"]),
					false, false,
					array("ID", "IBLOCK_ID")
				);
				if ($arDBElement = $rsElement->Fetch())
				{
					CCatalogProductSet::deleteAllSetsByProduct($arDBElement["ID"], CCatalogProductSet::TYPE_GROUP);
					if (isset($arXMLElement[$this->mess["IBLOCK_XML2_PRODUCT_SET"]]))
					{
						$arFields = array(
							"ITEM_ID" => $arDBElement["ID"],
							"TYPE" => CCatalogProductSet::TYPE_GROUP,
							"ITEMS" => array(),
						);
						foreach ($arXMLElement[$this->mess["IBLOCK_XML2_PRODUCT_SET"]] as $xmlSet)
						{
							$arFields["ITEMS"][] = array(
								"ITEM_ID" => $this->GetElementByXML_ID($arDBElement["IBLOCK_ID"], $xmlSet[$this->mess["IBLOCK_XML2_VALUE"]]),
								"SORT" => intval($xmlSet[$this->mess["IBLOCK_XML2_SORT"]]),
								"QUANTITY" => intval($xmlSet[$this->mess["IBLOCK_XML2_AMOUNT"]]),
							);
						}
						$ps = new CCatalogProductSet;
						$ps->add($arFields);
					}
				}
			}
		}
	}
}