/**
* Check if it is no workspace preview
*
* @param TypoScriptFrontendController $frontendController
* @param string $uri
* @param array $explanation
* @param bool $skipProcessing
*
* @return array
*/
public function checkRule($frontendController, $uri, &$explanation, &$skipProcessing)
{
if ($frontendController->doWorkspacePreview()) {
$explanation[__CLASS__] = 'The page is in workspace preview mode';
}
}
