/**
* Send a HTTP response.
*
* @param int $code
* @param string $mimetype
* @param string $body
* @param array $headers
* @return void
*/
private function returnResponse($code, $body = '', $mimetype = 'text/plain', array $headers = array())
{
$msg = new HttpMessage();
$msg->setType(HttpMessage::TYPE_RESPONSE);
$msg->setResponseCode($code);
$msg->setResponseStatus(self::$statuses[$code]);
$headers['Content-Type'] = (string) $mimetype;
$headers['Content-Length'] = (string) strlen($body);
$msg->setHeaders($headers);
$msg->setBody($body);
fwrite($this->conn, $msg->toString());
}
