wc_maybe_adjust_line_item_product_stock() WC 3.6.0
Sees if line item stock has already reduced stock, and whether those values need adjusting e.g. after changing item qty.
Хуки из функции
Возвращает
true/false/Массив/WP_Error. Array of changes or error object when stock is updated (@see wc_update_product_stock). False if nothing changes.
Использование
wc_maybe_adjust_line_item_product_stock( $item, $item_quantity );
- $item(WC_Order_Item) (обязательный)
- Item object.
- $item_quantity(числоeger)
- Optional quantity to check against. Read from object if not passed.
По умолчанию: -1
Список изменений
С версии 3.6.0 | Введена. |
Код wc_maybe_adjust_line_item_product_stock() wc maybe adjust line item product stock WC 4.9.1
function wc_maybe_adjust_line_item_product_stock( $item, $item_quantity = -1 ) {
if ( 'line_item' !== $item->get_type() ) {
return false;
}
/**
* Prevent adjust line item product stock.
*
* @since 3.7.1
* @param bool $prevent If should prevent.
* @param WC_Order_Item $item Item object.
* @param int $item_quantity Optional quantity to check against.
*/
if ( apply_filters( 'woocommerce_prevent_adjust_line_item_product_stock', false, $item, $item_quantity ) ) {
return false;
}
$product = $item->get_product();
$item_quantity = wc_stock_amount( $item_quantity >= 0 ? $item_quantity : $item->get_quantity() );
$already_reduced_stock = wc_stock_amount( $item->get_meta( '_reduced_stock', true ) );
if ( ! $product || ! $product->managing_stock() ) {
return false;
}
$order = $item->get_order();
$refunded_item_quantity = $order->get_qty_refunded_for_item( $item->get_id() );
$diff = $item_quantity + $refunded_item_quantity - $already_reduced_stock;
/*
* 0 as $item_quantity usually indicates we're deleting the order item.
* Let's restore back the reduced count.
*/
if ( 0 === $item_quantity ) {
$diff = $already_reduced_stock * -1;
}
if ( $diff < 0 ) {
$new_stock = wc_update_product_stock( $product, $diff * -1, 'increase' );
} elseif ( $diff > 0 ) {
$new_stock = wc_update_product_stock( $product, $diff, 'decrease' );
} else {
return false;
}
if ( is_wp_error( $new_stock ) ) {
return $new_stock;
}
$item->update_meta_data( '_reduced_stock', $item_quantity + $refunded_item_quantity );
$item->save();
if ( $item_quantity > 0 ) {
// If stock was reduced, then we need to mark this on parent order object as well so that cancel logic works properly.
$order_data_store = WC_Data_Store::load( 'order' );
if ( $item->get_order_id() && ! $order_data_store->get_stock_reduced( $item->get_order_id() ) ) {
$order_data_store->set_stock_reduced( $item->get_order_id(), true );
}
}
return array(
'from' => $new_stock + $diff,
'to' => $new_stock,
);
}