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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\MessageQueue\Config;
use Magento\Framework\Config\ReaderInterface;
use Magento\Framework\Phrase;
/**
* Composite reader for communication config.
*/
class CompositeReader implements ReaderInterface
{
/**
* @var ReaderInterface[]
*/
private $readers;
/**
* Initialize dependencies.
*
* @param array $readers
*/
public function __construct(array $readers)
{
$this->readers = [];
$readers = $this->sortReaders($readers);
foreach ($readers as $name => $readerInfo) {
if (!isset($readerInfo['reader']) || !($readerInfo['reader'] instanceof ReaderInterface)) {
throw new \InvalidArgumentException(
new Phrase(
'Reader [%name] must implement Magento\Framework\Config\ReaderInterface',
['name' => $name]
)
);
}
$this->readers[] = $readerInfo['reader'];
}
}
/**
* Read config.
*
* @param string|null $scope
* @return array
*/
public function read($scope = null)
{
$result = [];
foreach ($this->readers as $reader) {
$result = array_replace_recursive($result, $reader->read($scope));
}
return $result;
}
/**
* Sort readers according to param 'sortOrder'
*
* @param array $readers
* @return array
*/
private function sortReaders(array $readers)
{
usort(
$readers,
function ($firstItem, $secondItem) {
$firstValue = 0;
$secondValue = 0;
if (isset($firstItem['sortOrder'])) {
$firstValue = (int)$firstItem['sortOrder'];
}
if (isset($secondItem['sortOrder'])) {
$secondValue = (int)$secondItem['sortOrder'];
}
return $firstValue <=> $secondValue;
}
);
return $readers;
}
}