public function __construct(FormConfigInterface $config)
{
if ($config->getCompound() && !$config->getDataMapper()) {
throw new LogicException('Compound forms need a data mapper');
}
if ($config->getInheritData()) {
$this->defaultDataSet = true;
}
$this->config = $config;
$this->children = new OrderedHashMap();
}
/**
* Transforms the value if a value transformer is set.
*
* @param mixed $value The value to transform
*
* @return mixed
*/
private function normToView($value)
{
// Scalar values should be converted to strings to
// facilitate differentiation between empty ("") and zero (0).
// Only do this for simple forms, as the resulting value in
// compound forms is passed to the data mapper and thus should
// not be converted to a string before.
if (!$this->config->getViewTransformers() && !$this->config->getCompound()) {
return null === $value || is_scalar($value) ? (string) $value : $value;
}
foreach ($this->config->getViewTransformers() as $transformer) {
$value = $transformer->transform($value);
}
return $value;
}
/**
* {@inheritdoc}
*/
public function add(FormInterface $child)
{
if ($this->bound) {
throw new AlreadyBoundException('You cannot add children to a bound form');
}
if (!$this->config->getCompound()) {
throw new FormException('You cannot add children to a simple form. Maybe you should set the option "compound" to true?');
}
$this->children[$child->getName()] = $child;
$child->setParent($this);
if ($this->config->getDataMapper()) {
$this->config->getDataMapper()->mapDataToForms($this->getViewData(), array($child));
}
return $this;
}
/**
* Transforms the value if a value transformer is set.
*
* @param mixed $value The value to transform
*
* @return mixed
*
* @throws TransformationFailedException If the value cannot be transformed to "view" format
*/
private function normToView($value)
{
// Scalar values should be converted to strings to
// facilitate differentiation between empty ("") and zero (0).
// Only do this for simple forms, as the resulting value in
// compound forms is passed to the data mapper and thus should
// not be converted to a string before.
if (!$this->config->getViewTransformers() && !$this->config->getCompound()) {
return null === $value || is_scalar($value) ? (string) $value : $value;
}
try {
foreach ($this->config->getViewTransformers() as $transformer) {
$value = $transformer->transform($value);
}
} catch (TransformationFailedException $exception) {
throw new TransformationFailedException('Unable to transform value for property path "' . $this->getPropertyPath() . '": ' . $exception->getMessage(), $exception->getCode(), $exception);
}
return $value;
}
/**
* Creates an unmodifiable copy of a given configuration.
*
* @param FormConfigInterface $config The configuration to copy.
*/
public function __construct(FormConfigInterface $config)
{
$dispatcher = $config->getEventDispatcher();
if (!$dispatcher instanceof UnmodifiableEventDispatcher) {
$dispatcher = new UnmodifiableEventDispatcher($dispatcher);
}
$this->dispatcher = $dispatcher;
$this->name = $config->getName();
$this->propertyPath = $config->getPropertyPath();
$this->mapped = $config->getMapped();
$this->byReference = $config->getByReference();
$this->virtual = $config->getVirtual();
$this->compound = $config->getCompound();
$this->types = $config->getTypes();
$this->viewTransformers = $config->getViewTransformers();
$this->modelTransformers = $config->getModelTransformers();
$this->dataMapper = $config->getDataMapper();
$this->validators = $config->getValidators();
$this->required = $config->getRequired();
$this->disabled = $config->getDisabled();
$this->errorBubbling = $config->getErrorBubbling();
$this->emptyData = $config->getEmptyData();
$this->attributes = $config->getAttributes();
$this->data = $config->getData();
$this->dataClass = $config->getDataClass();
$this->options = $config->getOptions();
}
