GitS3\Wrapper\Bucket::__construct PHP Method

    public function __construct($key, $secret, $name, $region = 'eu-west-1')
    {
        $this->name = $name;
        //Check for valid keys
        $validKey = preg_match("/^(?<![A-Z0-9])[A-Z0-9]{20}(?![A-Z0-9])\$/", $key);
        $validSecret = preg_match("/^(?<![A-Za-z0-9\\/+=])[A-Za-z0-9\\/+=]{40}(?![A-Za-z0-9\\/+=])\$/", $secret);
        //If keys are not valid, try a role.
        if (!$validKey || !$validSecret) {
            $this->client = S3Client::factory(array('region' => $region));
        } else {
            $this->client = S3Client::factory(array('key' => $key, 'secret' => $secret, 'region' => $region));
        }
    }