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<?php
declare(strict_types = 1);
/*
* This file is part of the AppleApnPush package
*
* (c) Vitaliy Zhuk <[email protected]>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code
*/
namespace Apple\ApnPush\Protocol\Http\Visitor;
use Apple\ApnPush\Model\Notification;
use Apple\ApnPush\Protocol\Http\Request;
/**
* Chain visitor for visit for notification and request before send request
class HttpProtocolChainVisitor implements HttpProtocolVisitorInterface
{
* @var \SplPriorityQueue|HttpProtocolVisitorInterface[]
private $visitors;
* Constructor.
public function __construct()
$this->visitors = new \SplPriorityQueue();
}
* Add visitor to chain
* @param HttpProtocolVisitorInterface $visitor
* @param int $priority
public function add(HttpProtocolVisitorInterface $visitor, int $priority = 0): void
$this->visitors->insert($visitor, $priority);
* {@inheritdoc}
public function visit(Notification $notification, Request $request): Request
// Clone all visitors because \SplPriorityQueue remove object after iteration
$visitors = clone $this->visitors;
foreach ($visitors as $visitor) {
$request = $visitor->visit($notification, $request);
return $request;