Payment::loadProducts

public function loadProducts()
{
	if($this->products === null)
	{
		$products = [];
		if($this->isLoaded())
		{
			$productsData = $this->loadProductsData();
			foreach($productsData as $productData)
			{
				DocumentGeneratorManager::getInstance()->getProductLoader()->addRow($productData);
				$product = new Product($productData);
				$product->setParentProvider($this);
				$products[] = $product;
			}
		}
		$this->products = $products;
	}

	return $this->products;
}