/**
* Prepares the response by setting content and content type as needed.
*
* @param array $results The collected results from the transaction requests
* @param \TYPO3\ExtJS\ExtDirect\Request $extDirectRequest
* @return void
*/
protected function prepareResponse(array $results, Request $extDirectRequest = NULL)
{
$responseData = json_encode(count($results) === 1 ? $results[0] : $results);
if ($extDirectRequest !== NULL && $extDirectRequest->isFormPost() && $extDirectRequest->isFileUpload()) {
$this->response->setContent('<html><body><textarea>' . $responseData . '</textarea></body></html>');
} else {
$this->response->setHeader('Content-Type', 'text/javascript');
$this->response->setContent($responseData);
}
}
