/**
* Makes sure $this->_fields has a language field when multiLanguage=true
*/
protected function ensureLanguageField()
{
if ($this->getMultiLanguage() && !isset($this->_fields['lang'])) {
$langField = new Field(null, $this->jarves);
$langField->setId('lang');
$langField->setType('text');
$langField->setRequired(true);
$this->_fields['lang'] = $langField;
}
}
