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<?php |
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namespace Yoanm\JsonRpcServer\App\Serialization; |
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use Yoanm\JsonRpcServer\Domain\Model\JsonRpcCall; |
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/** |
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* Class JsonRpcCallDenormalizer |
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*/ |
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class JsonRpcCallDenormalizer |
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{ |
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/** @var JsonRpcRequestDenormalizer */ |
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private $requestDenormalizer; |
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/** |
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* @param JsonRpcRequestDenormalizer $requestDenormalizer |
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*/ |
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public function __construct(JsonRpcRequestDenormalizer $requestDenormalizer) |
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{ |
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$this->requestDenormalizer = $requestDenormalizer; |
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} |
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/** |
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* @param array $decodedContent |
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* |
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* @return JsonRpcCall |
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* |
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* @throws \Exception |
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*/ |
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public function denormalize(array $decodedContent) : JsonRpcCall |
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{ |
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$jsonRpcCall = new JsonRpcCall( |
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$this->guessBatchOrNot($decodedContent) |
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); |
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$this->populateItem($jsonRpcCall, $decodedContent); |
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return $jsonRpcCall; |
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} |
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/** |
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* @param array $decodedContent |
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* |
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* @return bool |
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*/ |
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private function guessBatchOrNot(array $decodedContent) : bool |
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{ |
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$isBatch = (0 !== count($decodedContent)); |
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// Loop over each items |
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// -> In case it's a valid batch request -> all keys will have numeric type -> iterations = Number of requests |
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// -> In case it's a valid normal request -> all keys will have string type -> iterations = 1 (stopped on #1) |
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// => Better performance for normal request (Probably most of requests) |
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foreach ($decodedContent as $key => $item) { |
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// At least a key is a string (that do not contain an int) |
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if (!is_int($key)) { |
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$isBatch = false; |
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break; |
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} |
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} |
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return $isBatch; |
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} |
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/** |
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* @param JsonRpcCall $jsonRpcCall |
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* @param array $decodedContent |
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* |
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* @throws \Exception |
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*/ |
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private function populateItem(JsonRpcCall $jsonRpcCall, array $decodedContent) |
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{ |
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// convert to array in any cases for simpler use |
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$itemList = $jsonRpcCall->isBatch() ? $decodedContent : [$decodedContent]; |
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foreach ($itemList as $itemPosition => $item) { |
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// Safely denormalize items |
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try { |
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$item = $this->requestDenormalizer->denormalize($item); |
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$jsonRpcCall->addRequestItem($item); |
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} catch (\Exception $exception) { |
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if (false === $jsonRpcCall->isBatch()) { |
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// If it's not a batch call, throw the exception |
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throw $exception; |
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} |
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// Else populate the item (exception will be managed later |
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$jsonRpcCall->addExceptionItem($exception); |
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} |
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} |
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} |
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} |
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yoanm /
php-jsonrpc-server-sdk
