public function goBack()
{
if ($this->request->hasHeader('HTTP_REFERER')) {
$referer = $this->request->getHeader('HTTP_REFERER')[0];
return $this->response->withRedirect($referer, 301);
}
return $this->goHome();
}
/**
* Checks if request headers are partial upload headers
*
* @param Request $slRequest Slim request object
*
* @return boolean
*/
public static function checkPartialUpload(\Slim\Http\Request $slRequest)
{
if ($slRequest->hasHeader('Content-Type') === true) {
$contentType = $slRequest->getHeader('Content-Type');
if (stripos($contentType[0], static::HEADERMULTI) !== false) {
$posBoundary = stripos($contentType[0], static::BOUNDARYSPLIT);
$posBoundary = $posBoundary + strlen(static::BOUNDARYSPLIT);
return static::FIXEDBOUNDARY . substr($contentType[0], $posBoundary);
}
}
return false;
}