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<?php |
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/** |
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* Dead simple, high performance, drop-in bridge to Golang RPC with zero dependencies |
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* |
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* @author Wolfy-J |
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*/ |
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namespace Spiral\Goridge; |
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use Spiral\Goridge\Exceptions\ServiceException; |
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/** |
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* Packs client requests and responses using JSON. |
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*/ |
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class JsonRPC |
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{ |
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/** @var \Spiral\Goridge\ConnectionInterface */ |
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private $conn; |
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/** |
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* @param \Spiral\Goridge\ConnectionInterface $conn |
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*/ |
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public function __construct(ConnectionInterface $conn) |
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{ |
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$this->conn = $conn; |
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} |
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/** |
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* @param string $method |
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* @param mixed $argument An input argument or array of arguments for complex types. |
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* @param int $flags Payload control flags. |
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* |
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* @return mixed |
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* |
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* @throws \Spiral\Goridge\Exceptions\TransportException |
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* @throws \Spiral\Goridge\Exceptions\ServiceException |
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*/ |
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public function call(string $method, $argument, int $flags = 0) |
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{ |
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$this->conn->send($method); |
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if ($flags & ConnectionInterface::RAW_BODY) { |
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$this->conn->send($argument, $flags); |
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} else { |
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$body = json_encode($argument); |
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if ($body === false) { |
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throws new ServiceException(sprintf( |
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"json error: %s", |
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json_last_error_msg() |
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)); |
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} |
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$this->conn->send(json_encode($argument)); |
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} |
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$body = $this->conn->receiveSync($flags); |
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return $this->handleBody($body, $flags); |
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} |
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/** |
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* Handle response body. |
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* |
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* @param string|binary $body |
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* @param int $flags |
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* |
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* @return mixed |
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* |
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* @throws \Spiral\Goridge\Exceptions\ServiceException |
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*/ |
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protected function handleBody($body, int $flags) |
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{ |
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if ($flags & ConnectionInterface::ERROR_BODY) { |
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throw new ServiceException("error '$body' on '{$this->conn}'"); |
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} |
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if ($flags & ConnectionInterface::RAW_BODY) { |
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return $body; |
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} |
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return json_decode($body, true); |
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} |
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} |
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spiral /
goridge
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