Cybersource mdd field имя продукта 20 символов ограничения

Question

Мы находимся в интеграции кибер-ресурсов с Woocomerce. Интеграция завершена, но для кибер-ресурса требуется ограничение в 20 символов в области продукта. Я использую это поле mdd, пожалуйста, проверьте его и предложите мне

add_filter( 'cybersource_add_signed_field_names', 'cybersource_add_mdd_fields' );

function cybersource_add_mdd_fields(){

    global $woocommerce;

    $consumer_id = get_current_user_id();
    $previous_customer = ( $consumer_id == 0 ? 'NO' : 'YES' ); 


    // Get Cart Items
    $cart_items = $woocommerce->cart->get_cart();   

    $cb_items = array();

    if( ! empty( $cart_items ) ){

        if( count($cart_items) == 1 ){

            $x = 0;
            foreach( $cart_items  as $values ){

                if( $values[ 'product_id' ] ){
                    $product = new WC_Product( $values['product_id']);
                    $products_cats = $product->get_category_ids();
                } else {
                    $product = new WC_Product( $values['variation_id']);
                    $products_cats = $product->get_category_ids();
                }


                $_product = $values['data']->post;

                $cb_items[ 'merchant_defined_data3' ] = $_product->post_title;

                if( is_array($products_cats) && ! empty($products_cats)){
                    $c = array();
                    foreach ($products_cats as $value) {
                        $c[] = get_cat_name( $value );  
                    }

                    $products_cats = implode( ',', $c );
                } else {
                    $products_cats = '';
                }

                $cb_items[ 'merchant_defined_data4' ] = $products_cats;

                $x++;
            }   

        } else {


            $x = 0;
            foreach( $cart_items  as $values ){

                if( $values[ 'product_id' ] ){
                    $product = new WC_Product( $values['product_id']);
                    $products_cats = $product->get_category_ids();
                } else {
                    $product = new WC_Product( $values['variation_id']);
                    $products_cats = $product->get_category_ids();
                }


                $_product               = $values['data']->post;

                $mdd_product[ 'name' ][]  = $_product->post_title; 

                if( ! empty($products_cats) && is_array($products_cats)){
                    foreach ( $products_cats as $key => $value) {
                        $mdd_product[ 'cats' ][]  = $value; 
                    }
                } else {
                    $mdd_product[ 'cats' ]  = $products_cats; 
                }


                $x++;
            }



            if( ! empty( $mdd_product[ 'name' ] ) && is_array($mdd_product[ 'name' ])){
                $cb_items[ 'merchant_defined_data3' ] = implode( ',', $mdd_product[ 'name' ] );
            }

            if( ! empty($mdd_product[ 'cats' ]) && is_array($mdd_product[ 'cats' ] )){
                $c = array();

                foreach ($mdd_product[ 'cats' ] as  $value) {
                    $c[] = get_cat_name( $value );
                }
                $cb_items[ 'merchant_defined_data4' ] = implode( ',', $c);
            }

        }

    }


    $shipping_class = array_values($cart_items);


    if( ! empty( $shipping_class)){
        $shipping_class = $shipping_class[0]['data']->get_shipping_class();

        if( empty($shipping_class) ){
                $shipping_class = WC()->session->get('chosen_shipping_methods');
                $shipping_class = $shipping_class[0];
        }



    } else {
        $shipping_class = 'No shipping method available';
    }

    $mdd1 =  array(
            'consumer_id'             =>  $consumer_id, // Consumer ID
            'merchant_defined_data1'  => __( 'WC', 'woocommerce'  ),  // Chanel of Operation
            'merchant_defined_data2'  => __( 'YES', 'woocommerce'  ), // 3D secure registration
            'merchant_defined_data5'  =>  $previous_customer, // Previous Customer 
            'merchant_defined_data6'  =>  $shipping_class, // Shipping Method
            'merchant_defined_data7'  =>  WC()->cart->get_cart_contents_count(), // Number of Items Sold
            'merchant_defined_data8'  =>  $woocommerce->customer->get_country(), // Product Shipping Country
            'merchant_defined_data20' => __( 'NO', 'woocommerce'  ), // VIP Customer

        );

    $mdd = array_merge( $mdd1, $cb_items );

    return $mdd;

}