/**
* Render a form <input> element from the provided $element
*
* @param ElementInterface $element
* @param String $buttonContent
* @throws Exception\DomainException
* @return string
*/
public function render(ElementInterface $element, $buttonContent = null)
{
if (null === $buttonContent) {
$buttonContent = $element->getLabel();
if (null === $buttonContent) {
throw new Exception\DomainException(sprintf('%s expects either button content as the second argument, ' . 'or that the element provided has a label value; neither found', __METHOD__));
}
if (null !== ($translator = $this->getTranslator())) {
$buttonContent = $translator->translate($buttonContent, $this->getTranslatorTextDomain());
}
$element->setLabel('');
}
$value = $element->getValue();
$checkedBoole = $value == 1 || $value == 'on';
$checkedClass = $checkedBoole ? 'active"' : '';
$hiddenElement = '';
if ($element->useHiddenElement()) {
$hiddenAttributes = ['name' => $element->getName(), 'value' => $element->getUncheckedValue()];
$hiddenElement = sprintf('<input type="hidden" %s%s', $this->createAttributesString($hiddenAttributes), '>');
$element->setUseHiddenElement(false);
}
$buttonContent = $hiddenElement . PHP_EOL . '<div class="btn-group" data-toggle="buttons">' . PHP_EOL . '<label class="btn btn-default ' . $checkedClass . '">' . PHP_EOL . parent::render($element) . $buttonContent . PHP_EOL . '</label>' . PHP_EOL . '</div>' . PHP_EOL;
return $buttonContent;
}
