bitrix get last viewed products

init.php

// sku_id=>element_id
function GetLastViewed($limit = false){
	// \bitrix\components\bitrix\catalog.viewed.products\class.php #657
	$map = array();
	
	if (!Bitrix\Main\Loader::includeModule('catalog')){
		return array();
	}
	if (!Bitrix\Main\Loader::includeModule('sale')){
		return array();
	}
	$basketUserId = (int)\Bitrix\Sale\Fuser::getId(false);
    	//$basketUserId = (int)CSaleBasket::GetBasketUserID(false);
	if ($basketUserId <= 0){
		return array();	
	}	
	
	$filter = array('=FUSER_ID' => $basketUserId, '=SITE_ID' => SITE_ID);
	
	$ar_all_filter = array(
		'select' => array('PRODUCT_ID', 'ELEMENT_ID'),
		'filter' => $filter,
		'order' => array('DATE_VISIT' => 'DESC'),
	);
	if(!empty($limit)){
		$ar_all_filter['limit'] = $limit;
	}
	
	$viewedIterator = Bitrix\Catalog\CatalogViewedProductTable::getList($ar_all_filter);
	unset($filter);

	while ($viewedProduct = $viewedIterator->fetch())
	{
		$viewedProduct['ELEMENT_ID'] = (int)$viewedProduct['ELEMENT_ID'];
		$viewedProduct['PRODUCT_ID'] = (int)$viewedProduct['PRODUCT_ID'];
		$map[$viewedProduct['PRODUCT_ID']] = $viewedProduct['ELEMENT_ID'];
		if ($viewedProduct['ELEMENT_ID'] <= 0)
			$emptyProducts[] = $viewedProduct['PRODUCT_ID'];
	}
	if (!empty($emptyProducts))
	{
		$emptyProducts = Bitrix\Catalog\CatalogViewedProductTable::getProductsMap($emptyProducts);
		if (!empty($emptyProducts))
		{
			foreach ($emptyProducts as $product => $parent)
			{
				$map[$product] = $parent;
			}
		}
	}
	return $map;
}