54 lines
1.3 KiB
PHP
54 lines
1.3 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2018 Spomky-Labs
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*
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* This software may be modified and distributed under the terms
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* of the MIT license. See the LICENSE file for details.
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*/
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namespace CBOR\Tag;
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use Assert\Assertion;
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use CBOR\CBORObject;
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use CBOR\TagObject;
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use InvalidArgumentException;
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class TagObjectManager
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{
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/**
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* @var string[]
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*/
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private $classes = [];
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public function add(string $class): void
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{
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if ($class::getTagId() < 0) {
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throw new InvalidArgumentException('Invalid tag ID.');
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}
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$this->classes[$class::getTagId()] = $class;
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}
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public function getClassForValue(int $value): string
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{
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return \array_key_exists($value, $this->classes) ? $this->classes[$value] : GenericTag::class;
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}
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public function createObjectForValue(int $additionalInformation, ?string $data, CBORObject $object): TagObject
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{
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$value = $additionalInformation;
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if ($additionalInformation >= 24) {
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Assertion::string($data, 'Invalid data');
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$value = gmp_intval(gmp_init(bin2hex($data), 16));
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}
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/** @var TagObject $class */
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$class = $this->getClassForValue($value);
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return $class::createFromLoadedData($additionalInformation, $data, $object);
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}
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}
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