WordPress at a glance
filter is not described

woocommerce_order_item_needs_processing filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_order_item_needs_processing', 'filter_function_name_1458', 10, 3 );
function filter_function_name_1458( $condition, $product, $id ){
	// filter...

	return $condition;
}
$condition
-
$product
-
$id
-

Where the hook is called

WC_Order::needs_processing()
woocommerce_order_item_needs_processing
woocommerce/includes/class-wc-order.php 1486
if ( apply_filters( 'woocommerce_order_item_needs_processing', ! $virtual_downloadable_item, $product, $this->get_id() ) ) {

Where the hook is used (in WC core)

Usage not found!