/**
* {@inheritdoc}
*/
public function getValues()
{
if (!$this->loadedList) {
$this->loadedList = $this->loader->loadChoiceList($this->value);
}
return $this->loadedList->getValues();
}
/**
* {@inheritdoc}
*/
public function getValues()
{
if ($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->getValues();
}
// BC
$this->loadedList = $this->loader->loadChoiceList($this->value);
$this->loaded = true;
return $this->loadedList->getValues();
// In 4.0 keep the following line only:
// return $this->loader->loadChoiceList($this->value)->getValues()
}
private function assertObjectListWithCustomValues(ChoiceListInterface $list)
{
$this->assertSame(array('a', 'b', '1', '2'), $list->getValues());
$this->assertSame(array('a' => $this->obj1, 'b' => $this->obj2, 1 => $this->obj3, 2 => $this->obj4), $list->getChoices());
$this->assertSame(array('a' => 'A', 'b' => 'B', 1 => 'C', 2 => 'D'), $list->getOriginalKeys());
}
public function testGetValues()
{
$this->assertSame($this->values, $this->list->getValues());
}
private function assertObjectListWithCustomValues(ChoiceListInterface $list)
{
$this->assertSame(array('A' => $this->obj1, 'B' => $this->obj2, 'C' => $this->obj3, 'D' => $this->obj4), $list->getChoices());
$this->assertSame(array('A' => 'a', 'B' => 'b', 'C' => '1', 'D' => '2'), $list->getValues());
}
/**
* {@inheritdoc}
*/
public function createView(ChoiceListInterface $list, $preferredChoices = null, $label = null, $index = null, $groupBy = null, $attr = null)
{
// Backwards compatibility
if ($list instanceof LegacyChoiceListInterface && empty($preferredChoices) && null === $label && null === $index && null === $groupBy && null === $attr) {
$mapToNonLegacyChoiceView = function (LegacyChoiceView $choiceView) {
return new ChoiceView($choiceView->label, $choiceView->value, $choiceView->data);
};
return new ChoiceListView(array_map($mapToNonLegacyChoiceView, $list->getRemainingViews()), array_map($mapToNonLegacyChoiceView, $list->getPreferredViews()));
}
$preferredViews = array();
$otherViews = array();
$choices = $list->getChoices();
$values = $list->getValues();
if (!is_callable($preferredChoices) && !empty($preferredChoices)) {
$preferredChoices = function ($choice) use($preferredChoices) {
return false !== array_search($choice, $preferredChoices, true);
};
}
// The names are generated from an incrementing integer by default
if (null === $index) {
$index = 0;
}
// If $groupBy is not given, no grouping is done
if (empty($groupBy)) {
foreach ($choices as $key => $choice) {
self::addChoiceView($choice, $key, $label, $values, $index, $attr, $preferredChoices, $preferredViews, $otherViews);
}
return new ChoiceListView($otherViews, $preferredViews);
}
// If $groupBy is a callable, choices are added to the group with the
// name returned by the callable. If the callable returns null, the
// choice is not added to any group
if (is_callable($groupBy)) {
foreach ($choices as $key => $choice) {
self::addChoiceViewGroupedBy($groupBy, $choice, $key, $label, $values, $index, $attr, $preferredChoices, $preferredViews, $otherViews);
}
} else {
// If $groupBy is passed as array, use that array as template for
// constructing the groups
self::addChoiceViewsGroupedBy($groupBy, $label, $choices, $values, $index, $attr, $preferredChoices, $preferredViews, $otherViews);
}
// Remove any empty group view that may have been created by
// addChoiceViewGroupedBy()
foreach ($preferredViews as $key => $view) {
if ($view instanceof ChoiceGroupView && 0 === count($view->choices)) {
unset($preferredViews[$key]);
}
}
foreach ($otherViews as $key => $view) {
if ($view instanceof ChoiceGroupView && 0 === count($view->choices)) {
unset($otherViews[$key]);
}
}
return new ChoiceListView($otherViews, $preferredViews);
}