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Signature.php
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Signature.php
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<?php
/*
* This file is part of the DigiDoc package.
*
* (c) Kristen Gilden <kristen.gilden@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace KG\DigiDoc;
use KG\DigiDoc\Soap\Wsdl\SignatureInfo;
class Signature
{
/**
* @var string
*/
private $id;
/**
* The certificate id seems to be a 128-bit hex encoded string based on
* the DigiDoc documentation. This can be retrieved from the client
* via the JavaScript library. It's not sent via a regular SSL request.
*
* @var string
*/
private $certId;
/**
* Certificate signature can also be retrieved from the client using the
* JavaScript library. This one is also passed via a regular SSL request.
*
* @var string
*/
private $certSignature;
/**
* @var string
*/
private $challenge;
/**
* @var string
*/
private $solution;
/**
* @var boolean
*/
private $sealed = false;
/**
* @param string $certId 128-bit hex encoded certificate id
* @param string $certSignature The actual hex encoded certificate signature
*/
public function __construct($certId = null, $certSignature = null)
{
$this->certId = $certId;
$this->certSignature = $certSignature;
}
/**
* Creates a new Signature object from its Soap counterpart.
*
* @internal
*
* @param SignatureInfo $info
*
* @return Signature
*/
public static function createFromSoap(SignatureInfo $info)
{
$signature = new static();
$signature->id = $info->Id;
$signature->seal();
return $signature;
}
/**
* @internal
*
* @param string $id
*
* @return Signature
*/
public function setId($id)
{
$this->id = $id;
return $this;
}
/**
* Sets the id of a signature. The id is basically a unique index within
* a signed document to keep track of several signatures. They begin with
* "S" followed by a number (e.g. 'S0', 'S5' etc.).
*
* @api
*
* @return string
*/
public function getId()
{
return $this->id;
}
/**
* Gets the person's certificate id. Not sure what it actually is.
*
* @todo clarify
*
* @api
*
* @return string|null A hex encoded certificate id
*/
public function getCertId()
{
return $this->certId;
}
/**
* Gets the certificate signature. NB! This is not a signature of a
* digitally signed document. It's the actual signature verifying the client.
*
* @return string|null A hex encoded signature
*/
public function getCertSignature()
{
return $this->certSignature;
}
/**
* Sets the challenge to be solved by the client.
*
* @internal
*
* @param string $challenge
*
* @return Signature
*/
public function setChallenge($challenge)
{
$this->challenge = $challenge;
return $this;
}
/**
* Gets the challenge to be solved by the client. This together with the
* certificate id must be sent back and solved using the in-browser plugin.
*
* @api
*
* @return string|null
*/
public function getChallenge()
{
return $this->challenge;
}
/**
* @api
*
* @return boolean Whether the signature is finalized
*/
public function isSealed()
{
return $this->sealed;
}
/**
* Marks the current signature as sealed. Shouldn't be manually called.
*
* @internal
*
* @return Signature
*/
public function seal()
{
$this->sealed = true;
return $this;
}
/**
* @api
*
* @param string $solution A solution to the current challenge
*
* @return Signature
*/
public function setSolution($solution)
{
$this->solution = $solution;
return $this;
}
/**
* @internal
*
* @return string|null
*/
public function getSolution()
{
return $this->solution;
}
}