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<?php |
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namespace Dudlewebs\WPMCS\s3\Aws\Api\Parser; |
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|
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use Dudlewebs\WPMCS\s3\Aws\Api\Operation; |
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use Dudlewebs\WPMCS\s3\Aws\Api\StructureShape; |
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use Dudlewebs\WPMCS\s3\Aws\Api\Service; |
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use Dudlewebs\WPMCS\s3\Aws\Result; |
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use Dudlewebs\WPMCS\s3\Aws\CommandInterface; |
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use Dudlewebs\WPMCS\s3\Psr\Http\Message\ResponseInterface; |
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use Dudlewebs\WPMCS\s3\Psr\Http\Message\StreamInterface; |
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/** |
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* @internal Implements JSON-RPC parsing (e.g., DynamoDB) |
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*/ |
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class JsonRpcParser extends AbstractParser |
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{ |
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use PayloadParserTrait; |
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/** |
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* @param Service $api Service description |
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* @param JsonParser $parser JSON body builder |
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*/ |
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public function __construct(Service $api, ?JsonParser $parser = null) |
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{ |
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parent::__construct($api); |
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$this->parser = $parser ?: new JsonParser(); |
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} |
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public function __invoke(CommandInterface $command, ResponseInterface $response) |
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{ |
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$operation = $this->api->getOperation($command->getName()); |
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return $this->parseResponse($response, $operation); |
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} |
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/** |
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* This method parses a response based on JSON RPC protocol. |
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* |
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* @param ResponseInterface $response the response to parse. |
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* @param Operation $operation the operation which holds information for |
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* parsing the response. |
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* |
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* @return Result |
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*/ |
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private function parseResponse(ResponseInterface $response, Operation $operation) |
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{ |
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if (null === $operation['output']) { |
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return new Result([]); |
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} |
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$outputShape = $operation->getOutput(); |
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foreach ($outputShape->getMembers() as $memberName => $memberProps) { |
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if (!empty($memberProps['eventstream'])) { |
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return new Result([$memberName => new EventParsingIterator($response->getBody(), $outputShape->getMember($memberName), $this)]); |
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} |
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} |
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$result = $this->parseMemberFromStream($response->getBody(), $operation->getOutput(), $response); |
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return new Result(\is_null($result) ? [] : $result); |
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} |
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public function parseMemberFromStream(StreamInterface $stream, StructureShape $member, $response) |
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{ |
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return $this->parser->parse($member, $this->parseJson($stream, $response)); |
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} |
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} |
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