element from the provided $element
*
* @param ElementInterface $element
* @throws Exception\InvalidArgumentException
* @throws Exception\DomainException
* @return string
*/
public function render(ElementInterface $element)
{
if (!$element instanceof CheckboxElement) {
throw new Exception\InvalidArgumentException(sprintf(
'%s requires that the element is of type Zend\Form\Element\Checkbox',
__METHOD__
));
}
$name = $element->getName();
if (empty($name) && $name !== 0) {
throw new Exception\DomainException(sprintf(
'%s requires that the element has an assigned name; none discovered',
__METHOD__
));
}
$attributes = $element->getAttributes();
$attributes['name'] = $name;
$attributes['type'] = $this->getInputType();
$attributes['value'] = $element->getCheckedValue();
$closingBracket = $this->getInlineClosingBracket();
if ($element->isChecked()) {
$attributes['checked'] = 'checked';
}
$rendered = sprintf(
'createAttributesString($attributes),
$closingBracket
);
if ($element->useHiddenElement()) {
$hiddenAttributes = array(
'name' => $attributes['name'],
'value' => $element->getUncheckedValue(),
);
$rendered = sprintf(
'createAttributesString($hiddenAttributes),
$closingBracket
) . $rendered;
}
return $rendered;
}
/**
* Return input type
*
* @return string
*/
protected function getInputType()
{
return 'checkbox';
}
}