public function executeRequest(Request $request)
{
// create request
// 80 is the port of the web server
$connection = fsockopen($request->getHost(), 80);
$requestString = $this->getRequestStringRepresentation($request);
fwrite($connection, $requestString);
// get response
// first line == status line
$result = '';
$statusLine = '';
while ($line = fgets($connection)) {
if (empty($statusLine)) {
$statusLine = $line;
continue;
}
$result .= $line;
}
// close connection
fclose($connection);
// split result into header and content
// the header ends with \r\n\r\n
$this->response = new ResponseImpl();
$this->setHeadersFromString($this->response, $this->getHeadersString($result));
$this->response->setBody($this->getBodyString($result));
// parse status line
// status-line-pattern: <HTTP-Version> <status-code> <reason-phrase>
$status = explode(' ', $statusLine);
$this->response->setVersion($status[0]);
$this->response->setStatusCode($status[1]);
$this->response->setReasonPhrase($status[2]);
return $this->response;
}
