135 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			135 lines
		
	
	
		
			3.1 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\Signature;
 | 
						|
 | 
						|
use function array_key_exists;
 | 
						|
use InvalidArgumentException;
 | 
						|
 | 
						|
class Signature
 | 
						|
{
 | 
						|
    /**
 | 
						|
     * @var null|string
 | 
						|
     */
 | 
						|
    private $encodedProtectedHeader;
 | 
						|
 | 
						|
    /**
 | 
						|
     * @var array
 | 
						|
     */
 | 
						|
    private $protectedHeader;
 | 
						|
 | 
						|
    /**
 | 
						|
     * @var array
 | 
						|
     */
 | 
						|
    private $header;
 | 
						|
 | 
						|
    /**
 | 
						|
     * @var string
 | 
						|
     */
 | 
						|
    private $signature;
 | 
						|
 | 
						|
    public function __construct(string $signature, array $protectedHeader, ?string $encodedProtectedHeader, array $header)
 | 
						|
    {
 | 
						|
        $this->protectedHeader = null === $encodedProtectedHeader ? [] : $protectedHeader;
 | 
						|
        $this->encodedProtectedHeader = $encodedProtectedHeader;
 | 
						|
        $this->signature = $signature;
 | 
						|
        $this->header = $header;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * The protected header associated with the signature.
 | 
						|
     */
 | 
						|
    public function getProtectedHeader(): array
 | 
						|
    {
 | 
						|
        return $this->protectedHeader;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * The unprotected header associated with the signature.
 | 
						|
     */
 | 
						|
    public function getHeader(): array
 | 
						|
    {
 | 
						|
        return $this->header;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * The protected header associated with the signature.
 | 
						|
     */
 | 
						|
    public function getEncodedProtectedHeader(): ?string
 | 
						|
    {
 | 
						|
        return $this->encodedProtectedHeader;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Returns the value of the protected header of the specified key.
 | 
						|
     *
 | 
						|
     * @param string $key The key
 | 
						|
     *
 | 
						|
     * @throws InvalidArgumentException if the header parameter does not exist
 | 
						|
     *
 | 
						|
     * @return null|mixed Header value
 | 
						|
     */
 | 
						|
    public function getProtectedHeaderParameter(string $key)
 | 
						|
    {
 | 
						|
        if ($this->hasProtectedHeaderParameter($key)) {
 | 
						|
            return $this->getProtectedHeader()[$key];
 | 
						|
        }
 | 
						|
 | 
						|
        throw new InvalidArgumentException(sprintf('The protected header "%s" does not exist', $key));
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Returns true if the protected header has the given parameter.
 | 
						|
     *
 | 
						|
     * @param string $key The key
 | 
						|
     */
 | 
						|
    public function hasProtectedHeaderParameter(string $key): bool
 | 
						|
    {
 | 
						|
        return array_key_exists($key, $this->getProtectedHeader());
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Returns the value of the unprotected header of the specified key.
 | 
						|
     *
 | 
						|
     * @param string $key The key
 | 
						|
     *
 | 
						|
     * @return null|mixed Header value
 | 
						|
     */
 | 
						|
    public function getHeaderParameter(string $key)
 | 
						|
    {
 | 
						|
        if ($this->hasHeaderParameter($key)) {
 | 
						|
            return $this->header[$key];
 | 
						|
        }
 | 
						|
 | 
						|
        throw new InvalidArgumentException(sprintf('The header "%s" does not exist', $key));
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Returns true if the unprotected header has the given parameter.
 | 
						|
     *
 | 
						|
     * @param string $key The key
 | 
						|
     */
 | 
						|
    public function hasHeaderParameter(string $key): bool
 | 
						|
    {
 | 
						|
        return array_key_exists($key, $this->header);
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Returns the value of the signature.
 | 
						|
     */
 | 
						|
    public function getSignature(): string
 | 
						|
    {
 | 
						|
        return $this->signature;
 | 
						|
    }
 | 
						|
}
 |