function remove_from_waiter($order_id, $new_quantity)
{
$order_id = (int) $order_id;
$order = new order($order_id);
$dish_id = $order->data['dishid'];
if ($dish_id == MOD_ID) {
$arr_ingreds[] = $order->data['ingredid'];
$diffquantity = $order->data['quantity'] - $new_quantity;
$order_id = (int) $order->data['associated_id'];
$order = new order($order_id);
$dish_id = $order->data['dishid'];
} else {
$order->ingredients_arrays();
$arr_ingreds = $order->ingredients['contained'];
$diffquantity = $order->data['quantity'] - $new_quantity;
}
if (!$diffquantity) {
return 0;
}
// movements for all the contained ingredients
foreach ($arr_ingreds as $ingred_id) {
$stock_id = $this->find_external($ingred_id, TYPE_INGREDIENT);
// object not found in stock
if (!$stock_id) {
continue;
}
$mov = new stock_movement();
$mov_data['obj_id'] = $stock_id;
$mov_data['dish_id'] = $dish_id;
$mov_data['dish_quantity'] = $diffquantity;
$stock = new stock_object($stock_id);
$ingred_quantity = $stock->get_ingredient_quantity($dish_id);
$mov_data['quantity'] = $mov_data['dish_quantity'] * $ingred_quantity;
$mov_data['value'] = $stock->data['value'] * $mov_data['quantity'];
$mov_data['unit_type'] = $stock->data['unit_type'];
$mov->silent = true;
if ($err = $mov->insert($mov_data)) {
return $err;
}
}
return 0;
}