/**
* {@inheritdoc}
*/
public function mapFormsToData($radios, &$choice)
{
$choice = null;
foreach ($radios as $radio) {
if ($radio->getData()) {
if ('placeholder' === $radio->getName()) {
return;
}
$value = $radio->getConfig()->getOption('value');
$choice = current($this->choiceList->getChoicesForValues(array($value)));
return;
}
}
}
/**
* {@inheritdoc}
*/
public function mapFormsToData($checkboxes, &$choices)
{
$values = array();
foreach ($checkboxes as $checkbox) {
if ($checkbox->getData()) {
// construct an array of choice values
$values[] = $checkbox->getConfig()->getOption('value');
}
}
try {
$choices = $this->choiceList->getChoicesForValues($values);
} catch (\Exception $e) {
throw new TransformationFailedException('Can not read the values from the choice list.', $e->getCode(), $e);
}
}
/**
* {@inheritdoc}
*/
public function getChoicesForValues(array $values)
{
if (!$this->loadedList) {
return $this->loader->loadChoicesForValues($values, $this->value);
}
return $this->loadedList->getChoicesForValues($values);
}
/**
* {@inheritdoc}
*/
public function loadChoicesForValues(array $values, $value = null)
{
if (empty(array_filter($values))) {
return [];
}
if (!$this->choiceList) {
$this->loadChoiceList($value);
}
return $this->choiceList->getChoicesForValues($values);
}
/**
* {@inheritdoc}
*/
public function getChoicesForValues(array $values)
{
if ($this->loaded) {
// Check whether the loader has the same cache
if ($this->loadedList !== $this->loader->loadChoiceList($this->value)) {
@trigger_error(sprintf('Caching the choice list in %s is deprecated since 3.1 and will not happen in 4.0. Cache the list in the %s instead.', __CLASS__, ChoiceLoaderInterface::class), E_USER_DEPRECATED);
}
return $this->loadedList->getChoicesForValues($values);
}
return $this->loader->loadChoicesForValues($values, $this->value);
}
public function testGetChoicesForValuesEmpty()
{
$this->assertSame(array(), $this->list->getChoicesForValues(array()));
}
public function testGetChoicesForValuesWithNull()
{
$values = $this->list->getValuesForChoices(array(null));
$this->assertNotEmpty($this->list->getChoicesForValues($values));
}
