WC_Cart::get_cross_sells │ public │ WC 1.0

Gets cross sells based on the items in the cart.

Method of the class: WC_Cart{}

Returns

Array. cross_sells (item ids)

Usage

$WC_Cart = new WC_Cart();
$WC_Cart->get_cross_sells();

WC_Cart::get_cross_sells() WC Cart::get cross sells code ^{WC 10.8.1}

public function get_cross_sells() {
	$cross_sells = array();
	$in_cart     = array();
	if ( ! $this->is_empty() ) {
		foreach ( $this->get_cart() as $values ) {
			if ( $values['quantity'] > 0 ) {
				$cross_sells = array_merge( $values['data']->get_cross_sell_ids(), $cross_sells );
				$in_cart[]   = $values['product_id'];

				// Add variations to the in cart array.
				if ( $values['data']->is_type( ProductType::VARIATION ) ) {
					$in_cart[] = $values['variation_id'];
				}
			}
		}
	}
	$cross_sells = array_diff( $cross_sells, $in_cart );
	return apply_filters( 'woocommerce_cart_crosssell_ids', wp_parse_id_list( $cross_sells ), $this );
}