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<?php
namespace AutomateWoo;
use Exception;
defined( 'ABSPATH' ) || exit;
/**
* Variable {{ cart.items }} class.
*
* @class Variable_Cart_Items
*/
class Variable_Cart_Items extends Variable_Abstract_Product_Display {
/**
* Declare cart table support.
*
* @var bool
*/
public $supports_cart_table = true;
/**
* Load admin details.
*
* @return void
*/
public function load_admin_details() {
parent::load_admin_details();
$this->description = __( 'Display a product listing of the items in the cart.', 'automatewoo' );
}
/**
* Loop through items in the cart and fetch WC_Product objects.
*
* @param Cart $cart The customer's Cart object.
* @param array $parameters Parameters for this variable.
* @param Workflow $workflow The current Workflow.
*
* @throws Exception If cart doesn't contain any valid products.
*
* @return mixed
*/
public function get_value( $cart, $parameters, $workflow ) {
$cart_items = $cart->get_items();
$template = isset( $parameters['template'] ) ? $parameters['template'] : false;
$products = array();
$product_ids = array();
if ( is_array( $cart_items ) ) {
foreach ( $cart_items as $item ) {
$id = ( 0 !== $item->get_variation_id() ) ? $item->get_variation_id() : $item->get_product_id();
if ( $id ) {
$product_ids[] = $id;
}
}
$product_ids = array_unique( $product_ids );
foreach ( $product_ids as $product_id ) {
$product = wc_get_product( $product_id );
// Ensure only published products are included.
if ( is_a( $product, 'WC_Product' ) && $product->get_status() === 'publish' ) {
$products[] = $product;
}
}
}
if ( empty( $products ) ) {
// Return an empty string if fallback is set so it can be displayed otherwise throw an exception.
if ( isset( $parameters['fallback'] ) ) {
return '';
} else {
throw new Exception( esc_html__( '{{ cart.items }} returned no products so the workflow was aborted', 'automatewoo' ) );
}
}
$args = array_merge(
$this->get_default_product_template_args( $workflow, $parameters ),
array(
'products' => $products,
'cart_items' => $cart->get_items_raw(), // legacy.
'cart' => $cart,
)
);
return $this->get_product_display_html( $template, $args );
}
}
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