根据 Woocommerce 中的延期交货商品显示隐藏支付网关

Show hide payment gateways based on backordered items in Woocommerce

当购物车上有任何延期交货的商品时,我需要隐藏 paypal;如果没有任何延期交货的商品,我需要隐藏 cod。我的问题是,如果有一件商品是延期交货的,而另一件不是,我最终没有支付处理器

 add_filter( 'woocommerce_available_payment_gateways', 'backordered_items_hide_cod', 90, 1 );
function backordered_items_hide_cod( $available_gateways ) {
    // Only on front end
    if ( is_admin() )
        return;

    // Loop through cart items
    foreach( WC()->cart->get_cart() as $cart_item ){
        if( $cart_item['data']->is_on_backorder( $cart_item['quantity'] ) ) {
            // Hide payment gateway
            unset($available_gateways['paypal']);
            } else {
            unset($available_gateways['cod']);
            break; // Stop the loop
        }
    }

    return $available_gateways;
}

以下函数将为找到的任何延期交货商品隐藏 paypal,或者如果没有延期交货商品,它将隐藏 COD:

add_filter( 'woocommerce_available_payment_gateways', 'backordered_items_hide_cod', 90, 1 );
function backordered_items_hide_cod( $available_gateways ) {
    // Not in backend (admin)
    if( is_admin() ) 
        return $available_gateways;

    $has_a_backorder = false;

    // Loop through cart items
    foreach( WC()->cart->get_cart() as $cart_item ){
        if( $cart_item['data']->is_on_backorder( $cart_item['quantity'] ) ) {
            $has_a_backorder = true;
            break;
        } 
    }

    if( $has_a_backorder ) {
        unset($available_gateways['paypal']);
    } else {
        unset($available_gateways['cod']);
    }

    return $available_gateways;
}

代码进入您的活动子主题(活动主题)的 functions.php 文件。已测试并有效。