public function render()
{
if ($this->getGridSize()) {
/** @var HtmlElement $legend */
$legend = $this->elements[0];
if ($legend->getTag() == '<fieldset>') {
$legend->addClass('col-sm-' . (12 - $this->getGridSize()) . ' col-sm-offset-' . $this->getGridSize());
}
}
return parent::render();
}
/**
* @param AbstractField|Group|Fieldset $element
* @param mixed $userInput
*
* @return array
*/
private function validateValue($element, $userInput) : array
{
$valid = true;
$value = null;
$typedValue = null;
if ($element->isRequired() && is_null($userInput)) {
$valid = false;
}
if ($element->getPrimitiveType() && !is_null($userInput)) {
$typedValue = $this->validateType($userInput, $element->getPrimitiveType());
if (is_null($typedValue)) {
$valid = false;
} else {
$value = $typedValue;
}
} else {
$value = $userInput;
}
if (method_exists($element, 'isValid') && $valid == true && $element->getValue()) {
$valid = $element->isValid();
}
if (!$valid) {
$value = null;
}
return [$valid, $value, $typedValue];
}