public function __construct(DuplexStreamInterface $stream, Protocol $protocol = null, PacketSplitter $splitter = null)
{
if ($protocol === null) {
$protocol = Protocol::createFromProbe(0);
}
if ($splitter === null) {
$splitter = new PacketSplitter(new Binary());
}
$this->stream = $stream;
$this->protocol = $protocol;
$this->splitter = $splitter;
$stream->on('data', array($this, 'handleData'));
$stream->on('end', array($this, 'handleEnd'));
$stream->on('error', array($this, 'handleError'));
$stream->on('close', array($this, 'handleClose'));
$stream->on('drain', array($this, 'handleDrain'));
}
public function createClient($address)
{
if (strpos($address, '://') === false) {
$address = 'tcp://' . $address;
}
$parts = parse_url($address);
if (!$parts || !isset($parts['host'])) {
return Promise\reject(new InvalidArgumentException('Given argument "' . $address . '" is not a valid URI'));
}
if (!isset($parts['port'])) {
$parts['port'] = 4242;
}
// default to automatic probing protocol unless scheme is explicitly given
$probe = 0;
if (isset($parts['scheme'])) {
if ($parts['scheme'] === 'legacy') {
$probe = Protocol::TYPE_LEGACY;
} elseif ($parts['scheme'] !== 'tcp') {
return Promise\reject(new InvalidArgumentException('Given URI scheme "' . $parts['scheme'] . '" is invalid'));
}
}
$promise = $this->connector->create($parts['host'], $parts['port']);
// protocol probe not already set
if ($probe === 0) {
$connector = $this->connector;
$prober = $this->prober;
$promise = $promise->then(function (Stream $stream) use($prober, &$probe, $connector, $parts) {
return $prober->probe($stream)->then(function ($ret) use(&$probe, $stream) {
// probe returned successfully, create new client for this stream
$probe = $ret;
return $stream;
}, function ($e) use($connector, $parts) {
// probing failed
if ($e->getCode() === Prober::ERROR_CLOSED) {
// legacy servers will terminate connection while probing
// let's just open a new connection and assume default probe
return $connector->create($parts['host'], $parts['port']);
}
throw $e;
});
});
}
return $promise->then(function (Stream $stream) use(&$probe) {
return new Client($stream, Protocol::createFromProbe($probe));
});
}
public function setUp()
{
$this->protocol = Protocol::createFromProbe(Protocol::TYPE_DATASTREAM);
}
public function setUp()
{
$this->protocol = Protocol::createFromProbe(Protocol::TYPE_LEGACY);
}
