Matecat\SimpleS3\Commands\Handlers\GetCurrentItemVersion

Complexity

Total Complexity

8

Size/Duplication

Total Lines	52
Duplicated Lines	0 %

Test Coverage

Coverage

90.48%

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	validateParams()	0	5	2
A	handle()	0	28	6

<?php
/**
 *  This file is part of the Simple S3 package.
 *
 * (c) Mauro Cassani<https://github.com/mauretto78>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 */

namespace Matecat\SimpleS3\Commands\Handlers;

use Exception;
use Matecat\SimpleS3\Commands\CommandHandler;
use Matecat\SimpleS3\Helpers\File;

class GetCurrentItemVersion extends CommandHandler
{
    /**
     * Get the current version of an item.
     * For a complete reference:
     * https://docs.aws.amazon.com/cli/latest/reference/s3api/put-bucket-versioning.html?highlight=versioning%20bucket
     *
     * @param array $params
     *
     * @return null|string
     * @throws Exception
     */
    public function handle(array $params = []): ?string
    {
        $bucketName = $params[ 'bucket' ];
        $keyName    = $params[ 'key' ];

        $fileInfo = File::getPathInfo($keyName);
        $prefix   = $fileInfo[ 'dirname' ] . $this->client->getPrefixSeparator();

        $results = $this->client->getConn()->listObjectVersions([
                'Bucket' => $bucketName,
                'Prefix' => $prefix
        ]);

        if (false === isset($results[ 'Versions' ])) {
            return null;
        }

        if ($this->client->hasEncoder()) {
            $keyName = $this->client->getEncoder()->encode($keyName);
        }

        foreach ($results[ 'Versions' ] as $result) {
            if (true === $result[ 'IsLatest' ] and $keyName === $result[ 'Key' ]) {
                return $result[ 'VersionId' ];
            }
        }

        return null;
    }

    /**
     * @param array $params
     *
     * @return bool
     */
    public function validateParams(array $params = []): bool
    {
        return (
                isset($params[ 'bucket' ]) and
                isset($params[ 'key' ])
        );
    }
}