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1.7 KiB
PHP

<?php
declare(strict_types=1);
/*
* The MIT License (MIT)
*
* Copyright (c) 2014-2020 Spomky-Labs
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
namespace Jose\Component\Encryption;
use function array_key_exists;
use InvalidArgumentException;
/**
* @internal
*/
class Recipient
{
/**
* @var array
*/
private $header = [];
/**
* @var null|string
*/
private $encryptedKey;
public function __construct(array $header, ?string $encryptedKey)
{
$this->header = $header;
$this->encryptedKey = $encryptedKey;
}
/**
* Returns the recipient header.
*/
public function getHeader(): array
{
return $this->header;
}
/**
* Returns the value of the recipient header parameter with the specified key.
*
* @param string $key The key
*
* @throws InvalidArgumentException if the header parameter does not exist
*
* @return null|mixed
*/
public function getHeaderParameter(string $key)
{
if (!$this->hasHeaderParameter($key)) {
throw new InvalidArgumentException(sprintf('The header "%s" does not exist.', $key));
}
return $this->header[$key];
}
/**
* Returns true if the recipient header contains the parameter with the specified key.
*
* @param string $key The key
*/
public function hasHeaderParameter(string $key): bool
{
return array_key_exists($key, $this->header);
}
/**
* Returns the encrypted key.
*/
public function getEncryptedKey(): ?string
{
return $this->encryptedKey;
}
}