/**
* Check whenever the checkbox state is checked
*
* @return bool|mixed
*/
public function isChecked()
{
if (null == $this->checked) {
$this->checked = StaticFilter::filter(Boolean::class, $this->getValue());
}
return $this->checked;
}
/**
* Returns the result of filtering $value
*
* @param mixed $value
*
* @throws Exception\CannotFilterValueException
* If filtering $value is impossible.
*
* @return mixed
*/
public function filter($value)
{
if (!empty($value) && strpos($value, '#') === 0) {
$value = substr($value, 1);
}
return StaticFilter::filter(QueryOrFragment::class, $value);
}
/**
* Adds a filter to the filter chain
*
* The filter param could be a known filter alias, a FQ FilterInterface
* class name or an object implementing FilterInterface.
*
* @param string|FilterInterface $filter
*
* @return self|$this|FilterAwareInterface
*
* @throws InvalidArgumentException If the provided filter is an unknown
* filter alias or not a valid class name or the object passed
* does not implement the FilterInterface interface.
*/
public function addFilter($filter)
{
try {
$this->getFilterChain()->add(StaticFilter::create($filter));
} catch (FilterException $caught) {
throw new InvalidArgumentException($caught->getMessage(), 0, $caught);
}
return $this;
}
/**
* Returns the result of filtering $value
*
* @param mixed $query
*
* @throws Exception\CannotFilterValueException
* If filtering $value is impossible.
*
* @return mixed
*/
public function filter($query)
{
if (!empty($query) && strpos($query, '?') === 0) {
$query = substr($query, 1);
}
$parts = explode('&', $query);
foreach ($parts as $index => $part) {
list($key, $value) = $this->splitQueryValue($part);
if ($value === null) {
$parts[$index] = StaticFilter::filter(QueryOrFragment::class, $key);
continue;
}
$parts[$index] = sprintf('%s=%s', StaticFilter::filter(QueryOrFragment::class, $key), StaticFilter::filter(QueryOrFragment::class, $value));
}
return implode('&', $parts);
}
/**
* @param string $alias Filter name
* @param mixed $value The value to filter
*
* @return mixed Filter output
*/
protected function filter($alias, $value)
{
$this->update();
return StaticFilter::filter($alias, $value);
}
/**
* Sets the properties and dependencies for input elements
*
* @param ElementInterface $input
* @param array $data
*/
protected static function populateInputs(ElementInterface $input, array $data)
{
if ($input instanceof InputInterface) {
self::addLabel($input, $data);
self::addValidators($input, $data);
self::setFilters($input, $data);
self::addOptions($input, $data);
if (isset($data['required'])) {
$input->setRequired(StaticFilter::filter(Boolean::class, $data['required']));
}
}
self::populateElement($input, $data);
}