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Steps Breakdown

File: modules/blockcart/blockcart.php

Around line 64, change:

		$nbTotalProducts = 0;
		foreach ($products as $pk => $product)
		{
			$nbTotalProducts += (int)$product['cart_quantity'];
		}

To

		$nbTotalProducts = 0;
		$removed = array();
		foreach ($products as $pk => $product)
		{
			if($product['quantity_available'] <= 0 && !Product::isAvailableWhenOutOfStock($product['out_of_stock']))
			{
				$this->context->cart->deleteProduct($product['id_product'],$product['id_product_attribute'], $product['id_customization'], $product['id_address_delivery']);
				$removed[] = $product['name'];
				unset($product[$pk]);
				continue;
			}
			$nbTotalProducts += (int)$product['cart_quantity'];
		}

Around line 133, add the following to the Smarty assign:

			'removed_products' => $removed,
			'cart_qties' => (int)$this->context->cart->nbProducts(),

File: themes/default-bootstrap/modules/blockcart/blockcart.tpl
Add the following at the very beginning

<script>
{if $removed_products}
	var removed_products = new Array();
	{foreach from=$removed_products item=prd}
		removed_products.push('{$prd}');
	{/foreach}
	var products_string = removed_products.join(', ');
	alert("{l s='The following products have been removed from your cart as they are out of stock:' mod='blockcart'}" + products_string);
{/if}
</script>

The post Automatically remove Out of Stock products from the Prestashop Cart appeared first on NemoPS.

Additional Resources

• Prestashop Doc: Advanced Stock Management

The post Prestashop Advanced Stock Management Overview appeared first on NemoPS.