/**
* returns the SORT part of the final selection of products.
* @return DataList (allProducts)
*/
protected function sortCurrentFinalProducts($alternativeSort)
{
if ($alternativeSort) {
if ($this->IsIDarray($alternativeSort)) {
$sort = $this->createSortStatementFromIDArray($alternativeSort);
} else {
$sort = $alternativeSort;
}
} else {
$sort = $this->currentSortSQL();
}
$this->allProducts = $this->allProducts->Sort($sort);
return $this->allProducts;
}