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<?php
namespace Sesshin\FingerprintGenerator;
class UserAgent implements FingerprintGeneratorInterface
{
/** @var string */
private $userAgent;
/**
* @param string $userAgent
*/
public function __construct($userAgent = null)
if ($userAgent !== null) {
$userAgent = (isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '');
}
$this->userAgent = $userAgent;
* @return string
public function generate()
return sha1($this->userAgent);
sobstel /
sesshin
