94 lines
2.4 KiB
PHP
94 lines
2.4 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) 2014-2020 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 Jose\Component\Encryption\Serializer;
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use InvalidArgumentException;
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use Jose\Component\Encryption\JWE;
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class JWESerializerManager
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{
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/**
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* @var JWESerializer[]
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*/
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private $serializers = [];
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/**
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* @param JWESerializer[] $serializers
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*/
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public function __construct(array $serializers)
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{
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foreach ($serializers as $serializer) {
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$this->add($serializer);
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}
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}
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/**
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* Return the serializer names supported by the manager.
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*
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* @return string[]
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*/
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public function names(): array
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{
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return array_keys($this->serializers);
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}
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/**
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* Converts a JWE into a string.
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* Throws an exception if none of the serializer was able to convert the input.
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*
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* @throws InvalidArgumentException if the serializer is not supported
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*/
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public function serialize(string $name, JWE $jws, ?int $recipientIndex = null): string
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{
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if (!isset($this->serializers[$name])) {
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throw new InvalidArgumentException(sprintf('Unsupported serializer "%s".', $name));
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}
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return $this->serializers[$name]->serialize($jws, $recipientIndex);
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}
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/**
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* Loads data and return a JWE object.
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* Throws an exception if none of the serializer was able to convert the input.
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*
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* @param string $input A string that represents a JWE
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* @param null|string $name the name of the serializer if the input is unserialized
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*
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* @throws InvalidArgumentException if the input cannot be loaded
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*/
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public function unserialize(string $input, ?string &$name = null): JWE
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{
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foreach ($this->serializers as $serializer) {
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try {
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$jws = $serializer->unserialize($input);
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$name = $serializer->name();
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return $jws;
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} catch (InvalidArgumentException $e) {
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continue;
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}
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}
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throw new InvalidArgumentException('Unsupported input.');
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}
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/**
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* Adds a serializer to the manager.
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*/
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private function add(JWESerializer $serializer): void
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{
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$this->serializers[$serializer->name()] = $serializer;
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}
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}
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