protected function encodeTypoScriptArray(array $configuration)
{
$configuration = $this->ensureDottedKeys($configuration);
$typoScriptParser = new ExtendedTemplateService();
$typoScriptParser->flattenSetup($configuration, 'backend_layout.', false);
$string = '';
foreach ($typoScriptParser->flatSetup as $name => $value) {
$string .= $name . ' = ' . $value . LF;
}
return $string;
}