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<?php
/**
* This file is part of Lcobucci\JWT, a simple library to handle JWT and JWS
*
* @license http://opensource.org/licenses/BSD-3-Clause BSD-3-Clause
*/
namespace Lcobucci\JWT;
use Lcobucci\JWT\Signer\Key;
/**
* This class represents a token signature
*
* @author Luís Otávio Cobucci Oblonczyk <lcobucci@gmail.com>
* @since 0.1.0
*/
class Signature
{
/**
* The resultant hash
*
* @var string
*/
protected $hash;
/** @var string */
private $encoded;
/**
* Initializes the object
*
* @param string $hash
* @param string $encoded
*/
public function __construct($hash, $encoded = '')
{
$this->hash = $hash;
$this->encoded = $encoded;
}
/** @return self */
public static function fromEmptyData()
{
return new self('', '');
}
/**
* Verifies if the current hash matches with with the result of the creation of
* a new signature with given data
*
* @param Signer $signer
* @param string $payload
* @param Key|string $key
*
* @return boolean
*/
public function verify(Signer $signer, $payload, $key)
{
return $signer->verify($this->hash, $payload, $key);
}
/**
* Returns the current hash as a string representation of the signature
*
* @deprecated This method has been removed from the public API in v4
* @see Signature::hash()
*
* @return string
*/
public function __toString()
{
return $this->hash;
}
/** @return string */
public function hash()
{
return $this->hash;
}
/** @return string */
public function toString()
{
return $this->encoded;
}
}
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