/**
* Retrieves the selected value(s)
*
* @return mixed value string or an array of strings
*/
protected function getSelectedValue()
{
$selectedValue = parent::getSelectedValue();
// set preselection from TypoScript
if (empty($selectedValue)) {
$controllerName = strtolower($this->controllerContext->getRequest()->getControllerName());
$cObj = $this->configurationManager->getContentObject();
$typoScript = $this->configurationManager->getConfiguration(\TYPO3\CMS\Extbase\Configuration\ConfigurationManagerInterface::CONFIGURATION_TYPE_FULL_TYPOSCRIPT);
$prefillTypoScript = $typoScript['plugin.']['tx_femanager.']['settings.'][$controllerName . '.']['prefill.'];
$selectedValue = $cObj->cObjGetSingle($prefillTypoScript[$this->getFieldName()], $prefillTypoScript[$this->getFieldName() . '.']);
}
return $selectedValue;
}
