public function setOrigin($origin)
{
Request::setDefaultHeader('Origin', $origin);
return $this;
}
/**
* @return Request
*/
private function sendUpgradeRequest()
{
$this->websocket_key = self::generateKey();
$request = new Request();
$request->setURI($this->client->getURI());
$request->setHeader('Connection', 'Upgrade');
$request->setHeader('Sec-WebSocket-Key', $this->websocket_key);
$request->setHeader('Sec-WebSocket-Version', 13);
$request->setHeader('Upgrade', 'websocket');
$this->stream->write($request->toString());
}