<?php
declare(strict_types=1);
/*
* The MIT License (MIT)
*
* Copyright (c) 2014-2021 Spomky-Labs
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
namespace Webauthn\MetadataService;
use function array_key_exists;
use Assert\Assertion;
use JsonSerializable;
class ExtensionDescriptor implements JsonSerializable
{
/**
* @var string
*/
private $id;
/**
* @var int|null
*/
private $tag;
/**
* @var string|null
*/
private $data;
/**
* @var bool
*/
private $fail_if_unknown;
public function __construct(string $id, ?int $tag, ?string $data, bool $fail_if_unknown)
{
if (null !== $tag) {
Assertion::greaterOrEqualThan($tag, 0, Utils::logicException('Invalid data. The parameter "tag" shall be a positive integer'));
}
$this->id = $id;
$this->tag = $tag;
$this->data = $data;
$this->fail_if_unknown = $fail_if_unknown;
}
public function getId(): string
{
return $this->id;
}
public function getTag(): ?int
{
return $this->tag;
}
public function getData(): ?string
{
return $this->data;
}
public function isFailIfUnknown(): bool
{
return $this->fail_if_unknown;
}
public static function createFromArray(array $data): self
{
$data = Utils::filterNullValues($data);
Assertion::keyExists($data, 'id', Utils::logicException('Invalid data. The parameter "id" is missing'));
Assertion::string($data['id'], Utils::logicException('Invalid data. The parameter "id" shall be a string'));
Assertion::keyExists($data, 'fail_if_unknown', Utils::logicException('Invalid data. The parameter "fail_if_unknown" is missing'));
Assertion::boolean($data['fail_if_unknown'], Utils::logicException('Invalid data. The parameter "fail_if_unknown" shall be a boolean'));
if (array_key_exists('tag', $data)) {
Assertion::integer($data['tag'], Utils::logicException('Invalid data. The parameter "tag" shall be a positive integer'));
}
if (array_key_exists('data', $data)) {
Assertion::string($data['data'], Utils::logicException('Invalid data. The parameter "data" shall be a string'));
}
return new self(
$data['id'],
$data['tag'] ?? null,
$data['data'] ?? null,
$data['fail_if_unknown']
);
}
public function jsonSerialize(): array
{
$result = [
'id' => $this->id,
'tag' => $this->tag,
'data' => $this->data,
'fail_if_unknown' => $this->fail_if_unknown,
];
return Utils::filterNullValues($result);
}
}