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<?php
/**
* Copyright 2024 Adobe
* All Rights Reserved.
*
* NOTICE: All information contained herein is, and remains
* the property of Adobe and its suppliers, if any. The intellectual
* and technical concepts contained herein are proprietary to Adobe
* and its suppliers and are protected by all applicable intellectual
* property laws, including trade secret and copyright laws.
* Dissemination of this information or reproduction of this material
* is strictly forbidden unless prior written permission is obtained
* from Adobe.
*/
declare(strict_types=1);
namespace Magento\DataExporter\Model;
use Magento\DataExporter\Model\Indexer\FeedIndexMetadata;
use Magento\DataExporter\Model\Logging\CommerceDataExportLoggerInterface;
use Magento\Framework\App\ResourceConnection;
use Magento\Framework\Serialize\SerializerInterface;
/**
* Build hash for feed record
*/
class FeedHashBuilder
{
private const FEED_ID_SEPARATOR = "\0";
private SerializerInterface $serializer;
private ResourceConnection $resourceConnection;
private CommerceDataExportLoggerInterface $logger;
/**
* @param SerializerInterface $serializer
* @param ResourceConnection $resourceConnection
* @param CommerceDataExportLoggerInterface $logger
*/
public function __construct(
SerializerInterface $serializer,
ResourceConnection $resourceConnection,
CommerceDataExportLoggerInterface $logger
) {
$this->serializer = $serializer;
$this->resourceConnection = $resourceConnection;
$this->logger = $logger;
}
/**
* Hash row data
*
* @param array $row
* @param FeedIndexMetadata $metadata
* @return string
*/
public function buildHash(array $row, FeedIndexMetadata $metadata) : string
{
return sha1($this->serializer->serialize($this->sanitizeRow($row, $metadata)));
}
/**
* Sanitize row
*
* @param array $row
* @param FeedIndexMetadata $metadata
* @return array
*/
private function sanitizeRow(array $row, FeedIndexMetadata $metadata): array
{
foreach (array_keys($row) as $key) {
if (\in_array($key, $metadata->getExcludeFromHashFields(), true)) {
unset($row[$key]);
}
}
return $row;
}
/**
* Build identifier from feed item
*
* @param array $feedItem
* @param FeedIndexMetadata $metadata
* @return string
*/
public function buildIdentifierFromFeedItem(array $feedItem, FeedIndexMetadata $metadata): string
{
$identifier = [];
foreach ($metadata->getFeedItemIdentifiers() as $field) {
$value = $this->getNestedValue($feedItem, $field);
if ($value === null) {
$this->logger->error(
"Cannot build identifier for '$field' from feed item: " . var_export($feedItem, true)
);
continue;
}
$identifier[] = $value;
}
return sha1(implode(self::FEED_ID_SEPARATOR, $identifier));
}
/**
* Get nested array value.
*
* @param array $array
* @param string $path
* @return mixed
*/
private function getNestedValue(array $array, string $path): mixed
{
$arrayPath = explode('.', $path);
$reduce = function (array $source, $key) {
return array_key_exists($key, $source) ? $source[$key] : null;
};
return array_reduce($arrayPath, $reduce, $array);
}
}