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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Payment\Observer;
use Magento\Framework\Event\ObserverInterface;
/**
* Verify order payment observer
*/
class SalesOrderBeforeSaveObserver implements ObserverInterface
{
/**
* Set forced canCreditmemo flag
*
* @param \Magento\Framework\Event\Observer $observer
* @return $this
* @throws \Magento\Framework\Exception\LocalizedException in case order has no payment specified.
*/
public function execute(\Magento\Framework\Event\Observer $observer)
{
/** @var \Magento\Sales\Model\Order $order */
$order = $observer->getEvent()->getOrder();
if (!$order->getPayment()) {
throw new \Magento\Framework\Exception\LocalizedException(
__('Please provide payment for the order.')
);
}
if ($order->getPayment()->getMethodInstance()->getCode() != 'free') {
return $this;
}
if ($order->canUnhold()) {
return $this;
}
if ($order->isCanceled() || $order->getState() == \Magento\Sales\Model\Order::STATE_CLOSED) {
return $this;
}
/**
* Allow forced creditmemo just in case if it wasn't defined before
*/
if (!$order->hasForcedCanCreditmemo()) {
$order->setForcedCanCreditmemo(true);
}
return $this;
}
}