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<?php |
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namespace Psonic; |
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use Psonic\Exceptions\ConnectionException; |
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use Psonic\Contracts\Client as ClientInterface; |
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use Psonic\Contracts\Command as CommandInterface; |
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use Psonic\Contracts\Response as ResponseInterface; |
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class Client implements ClientInterface |
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{ |
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private $resource; |
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private $host; |
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private $port; |
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private $errorNo; |
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private $errorMessage; |
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private $maxTimeout; |
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/** |
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* Client constructor. |
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* @param string $host |
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* @param int $port |
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* @param int $timeout |
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*/ |
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public function __construct($host = 'localhost', $port = 1491, $timeout = 30) |
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{ |
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$this->host = $host; |
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$this->port = $port; |
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$this->maxTimeout = $timeout; |
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$this->errorNo = null; |
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$this->errorMessage = ''; |
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} |
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/** |
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* @param CommandInterface $command |
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* @return ResponseInterface |
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* @throws ConnectionException |
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*/ |
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public function send(CommandInterface $command): ResponseInterface |
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{ |
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if (!$this->resource) { |
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throw new ConnectionException(); |
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} |
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fwrite($this->resource, $command); |
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return $this->read(); |
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} |
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/** |
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* reads the buffer from a given stream |
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* @return ResponseInterface |
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*/ |
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public function read(): ResponseInterface |
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{ |
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$message = stream_get_line($this->resource, 2048, "\r\n"); |
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return new SonicResponse($message); |
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} |
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/** |
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* @throws ConnectionException |
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* connects to the socket |
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*/ |
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public function connect() |
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{ |
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if (!$this->resource = stream_socket_client("tcp://{$this->host}:{$this->port}", $this->errorNo, $this->errorMessage, $this->maxTimeout)) { |
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throw new ConnectionException(); |
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} |
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} |
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/** |
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* Disconnects from a socket |
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*/ |
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public function disconnect() |
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{ |
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stream_socket_shutdown($this->resource, STREAM_SHUT_WR); |
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$this->resource = null; |
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} |
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/** |
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* @return bool |
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* clears the output buffer |
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*/ |
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public function clearBuffer() |
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{ |
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stream_get_line($this->resource, 4096, "\r\n"); |
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return true; |
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} |
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} |
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ppshobi /
psonic
