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<?php |
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/** |
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* Copyright 2017 American Express Travel Related Services Company, Inc. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
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* or implied. See the License for the specific language governing |
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* permissions and limitations under the License. |
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*/ |
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declare(strict_types=1); |
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namespace AmericanExpress\HyperledgerFabricClient\Channel; |
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use AmericanExpress\HyperledgerFabricClient\Exception\ExceptionInterface; |
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use AmericanExpress\HyperledgerFabricClient\Exception\InvalidArgumentException; |
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use AmericanExpress\HyperledgerFabricClient\Header\HeaderGeneratorInterface; |
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use AmericanExpress\HyperledgerFabricClient\Identity\SerializedIdentityAwareHeaderGenerator; |
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use AmericanExpress\HyperledgerFabricClient\Identity\SerializedIdentityAwareHeaderGeneratorInterface; |
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use AmericanExpress\HyperledgerFabricClient\Peer\PeerFactory; |
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use AmericanExpress\HyperledgerFabricClient\Peer\PeerFactoryInterface; |
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use AmericanExpress\HyperledgerFabricClient\Peer\PeerInterface; |
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use AmericanExpress\HyperledgerFabricClient\Peer\PeerOptionsInterface; |
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use AmericanExpress\HyperledgerFabricClient\Proposal\ProposalProcessorInterface; |
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use AmericanExpress\HyperledgerFabricClient\User\UserContextInterface; |
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use Hyperledger\Fabric\Protos\MSP\SerializedIdentity; |
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final class ChannelFactory implements ChannelFactoryInterface |
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{ |
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/** |
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* @var HeaderGeneratorInterface |
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*/ |
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private $headerGenerator; |
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/** |
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* @var PeerFactoryInterface |
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*/ |
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private $peerFactory; |
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/** |
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* ChannelFactory constructor. |
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* @param HeaderGeneratorInterface $headerGenerator |
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* @param PeerFactoryInterface|null $peerFactory |
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*/ |
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public function __construct(HeaderGeneratorInterface $headerGenerator, PeerFactoryInterface $peerFactory = null) |
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{ |
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$this->headerGenerator = $headerGenerator; |
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$this->peerFactory = $peerFactory ?: new PeerFactory(); |
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} |
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/** |
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* @param string $name |
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* @param ProposalProcessorInterface $proposalProcessor |
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* @param UserContextInterface $user |
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* @return ChannelInterface |
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* @throws ExceptionInterface |
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*/ |
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public function create( |
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string $name, |
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ProposalProcessorInterface $proposalProcessor, |
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UserContextInterface $user |
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): ChannelInterface { |
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$headerGenerator = $this->createSerializedIdentityAwareHeaderGenerator($user->getIdentity()); |
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$peers = $this->getPeers($user); |
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return new Channel($name, $proposalProcessor, $headerGenerator, $peers); |
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} |
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/** |
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* @param UserContextInterface $user |
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* @return PeerInterface[] |
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*/ |
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private function getPeers(UserContextInterface $user): array |
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{ |
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return \array_map(function (PeerOptionsInterface $options) { |
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return $this->peerFactory->fromPeerOptions($options); |
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}, $user->getOrganization()->getPeers()); |
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} |
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/** |
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* @param SerializedIdentity $identity |
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* @return SerializedIdentityAwareHeaderGeneratorInterface |
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*/ |
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private function createSerializedIdentityAwareHeaderGenerator( |
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SerializedIdentity $identity |
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): SerializedIdentityAwareHeaderGeneratorInterface { |
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return new SerializedIdentityAwareHeaderGenerator($identity, $this->headerGenerator); |
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} |
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} |
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americanexpress /
hyperledger-fabric-sdk-php
