/** * @param Envelope $envelope * @return Request * @throws Exception\InvalidJsonRpcVersion * @throws Exception\JsonParseError */ protected function requestFromEnvelope(Envelope $envelope) : Request { if ($envelope->getHeader('jsonrpc') !== JsonRpcRequest::JSONRPC_VERSION) { throw new Exception\InvalidJsonRpcVersion(); } if ($envelope->getContentEncoding() !== 'UTF-8' || $envelope->getContentType() !== 'application/json') { throw new Exception\InvalidJsonRpcRequest(); } $payload = json_decode($envelope->getBody(), true); if (0 != json_last_error()) { throw new Exception\JsonParseError(); } return new JsonRpcRequest($envelope->getExchangeName(), $envelope->getType(), $payload, $envelope->getCorrelationId(), $envelope->getRoutingKey(), (int) $envelope->getExpiration(), $envelope->getTimestamp()); }
/** * @param Envelope $envelope * @return Response */ private function responseFromEnvelope(Envelope $envelope) : Response { if ($envelope->getHeader('jsonrpc') !== JsonRpcResponse::JSONRPC_VERSION || $envelope->getContentEncoding() !== 'UTF-8' || $envelope->getContentType() !== 'application/json') { return JsonRpcResponse::withError($envelope->getCorrelationId(), new JsonRpcError(JsonRpcError::ERROR_CODE_32603, 'Invalid JSON-RPC response')); } $payload = json_decode($envelope->getBody(), true); if (!in_array($envelope->getCorrelationId(), $this->requestIds)) { $response = JsonRpcResponse::withError($envelope->getCorrelationId(), new JsonRpcError(JsonRpcError::ERROR_CODE_32603, 'Mismatched JSON-RPC IDs')); } elseif (isset($payload['result'])) { $response = JsonRpcResponse::withResult($envelope->getCorrelationId(), $payload['result']); } elseif (!isset($payload['error']['code']) || !isset($payload['error']['message']) || !is_int($payload['error']['code']) || !is_string($payload['error']['message'])) { $response = JsonRpcResponse::withError($envelope->getCorrelationId(), new JsonRpcError(JsonRpcError::ERROR_CODE_32603, 'Invalid JSON-RPC response')); } else { $response = JsonRpcResponse::withError($envelope->getCorrelationId(), new JsonRpcError($payload['error']['code'], $payload['error']['message']), $payload['data'] ?? null); } return $response; }