/**
* Sending http header with defined http attributes.
*
* @return \Avenue\Response
*/
public function sendHttpHeaders()
{
$statusCode = $this->getStatusCode();
$statusDescription = $this->getStatusDescription($statusCode);
$httpVersion = $this->app->getHttpVersion();
$httpProtocol = sprintf('HTTP/%s', !empty($httpVersion) ? $httpVersion : '1.1');
$body = $this->getBody();
if (is_int($statusCode)) {
header(sprintf('%s %d %s', $httpProtocol, $statusCode, $statusDescription), true, $statusCode);
}
if (!$this->hasCache() && !empty($body)) {
header(sprintf('Content-Length: %d', strlen($body)));
}
unset($statusCode, $statusDescription, $httpProtocol, $body);
return $this;
}
