Gaufrette\Extras\Resolvable\Resolver\AwsS3PresignedUrlResolver

Complexity

Total Complexity

3

Size/Duplication

Total Lines	57
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Importance

Changes	1
Bugs	0	Features	0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	7	1
A	resolve()	0	9	1
A	computePath()	0	4	1

<?php

namespace Gaufrette\Extras\Resolvable\Resolver;

use Aws\S3\S3Client;
use Gaufrette\Extras\Resolvable\ResolverInterface;

/**
 * Resolves object paths into time-limited URLs, namely presigned URLs.
 *
 * @see http://docs.aws.amazon.com/AmazonS3/latest/dev/ShareObjectPreSignedURL.html
 */
class AwsS3PresignedUrlResolver implements ResolverInterface
{
    /** @var S3Client */
    private $service;

    /** @var string */
    private $bucket;

    /** @var string */
    private $baseDir;

    /** @var \DateTimeInterface */
    private $expiresAt;

    /**
     * @param S3Client           $service   Could be the same as the one given to the adapter or any other S3 client.
     * @param string             $bucket    Same as the one given to adapter.
     * @param string             $baseDir   Same as the one given to adapter.
     * @param \DateTimeInterface $expiresAt Presigned links are valid for a certain amount time of time only.
     */
    public function __construct(S3Client $service, $bucket, $baseDir, \DateTimeInterface $expiresAt)
    {
        $this->service   = $service;
        $this->bucket    = $bucket;
        $this->baseDir   = trim($baseDir, '/');
        $this->expiresAt = $expiresAt;
    }

    /**
     * Resolves given object path into presigned request URI.
     *
     * @param string $path
     *
     * @return (string) \Psr\Http\Message\UriInterface
     */
    public function resolve($path)
    {
        $command = $this->service->getCommand('GetObject', [
            'Bucket' => $this->bucket,
            'Key'    => $this->computePath($path),
        ]);

        return (string) $this->service->createPresignedRequest($command, $this->expiresAt)->getUri();

$this->expiresAt is of type object<DateTimeInterface>, but the function expects a integer|string|object<DateTime>.

    }

    /**
     * Appends baseDir to $key.
     *
     * @param string $key
     *
     * @return string
     */
    private function computePath($key)
    {
        return ltrim($this->baseDir . '/' . ltrim($key, '/'), '/');
    }
}