/**
* Get array of languages for which the form will load and save values for
* it's fields.
*
* @access public
* @return array
* @since 1.0.0-alpha
* @version 1.0.0-alpha
*/
public function getCheckedLanguages()
{
$aCheckedLanguages = [];
if ($this->isSubmitted()) {
$aCheckedLanguages = Helper\Arrays::path($this->getMethodValue(), $this->getName() . '.form_language', []);
} else {
foreach ($this->getFields() as $oField) {
/* @var $oField Form\Field */
if ($oField->isMultilanguage()) {
foreach (Core::getLanguages() as $sLang) {
$mValue = $oField->getValue($sLang, 0);
if (!empty($mValue)) {
$aCheckedLanguages[$sLang] = $sLang;
}
}
}
}
}
$sMainLanguage = Core::getMainLanguage();
$aCheckedLanguages[$sMainLanguage] = $sMainLanguage;
$aCheckedLanguages['und'] = 'und';
return $aCheckedLanguages;
}
