/**
* Updates the form with default data.
*
* @param array $modelData The data formatted as expected for the underlying object
*
* @return Form The current form
*/
public function setData($modelData)
{
if ($this->bound) {
throw new AlreadyBoundException('You cannot change the data of a bound form');
}
// Don't allow modifications of the configured data if the data is locked
if ($this->config->getDataLocked() && $modelData !== $this->config->getData()) {
return $this;
}
if (is_object($modelData) && !$this->config->getByReference()) {
$modelData = clone $modelData;
}
// Hook to change content of the data
$event = new FormEvent($this, $modelData);
$this->config->getEventDispatcher()->dispatch(FormEvents::PRE_SET_DATA, $event);
// BC until 2.3
$this->config->getEventDispatcher()->dispatch(FormEvents::SET_DATA, $event);
$modelData = $event->getData();
// Treat data as strings unless a value transformer exists
if (!$this->config->getViewTransformers() && !$this->config->getModelTransformers() && is_scalar($modelData)) {
$modelData = (string) $modelData;
}
// Synchronize representations - must not change the content!
$normData = $this->modelToNorm($modelData);
$viewData = $this->normToView($normData);
// Validate if view data matches data class (unless empty)
if (!FormUtil::isEmpty($viewData)) {
$dataClass = $this->config->getDataClass();
$actualType = is_object($viewData) ? 'an instance of class ' . get_class($viewData) : ' a(n) ' . gettype($viewData);
if (null === $dataClass && is_object($viewData) && !$viewData instanceof \ArrayAccess) {
$expectedType = 'scalar, array or an instance of \\ArrayAccess';
throw new FormException('The form\'s view data is expected to be of type ' . $expectedType . ', ' . 'but is ' . $actualType . '. You ' . 'can avoid this error by setting the "data_class" option to ' . '"' . get_class($viewData) . '" or by adding a view transformer ' . 'that transforms ' . $actualType . ' to ' . $expectedType . '.');
}
if (null !== $dataClass && !$viewData instanceof $dataClass) {
throw new FormException('The form\'s view data is expected to be an instance of class ' . $dataClass . ', but is ' . $actualType . '. You can avoid this error ' . 'by setting the "data_class" option to null or by adding a view ' . 'transformer that transforms ' . $actualType . ' to an instance of ' . $dataClass . '.');
}
}
$this->modelData = $modelData;
$this->normData = $normData;
$this->viewData = $viewData;
$this->synchronized = true;
if ($this->config->getCompound()) {
// Update child forms from the data
$this->config->getDataMapper()->mapDataToForms($viewData, $this->children);
}
$event = new FormEvent($this, $modelData);
$this->config->getEventDispatcher()->dispatch(FormEvents::POST_SET_DATA, $event);
return $this;
}
/**
* {@inheritdoc}
*/
public function setData($modelData)
{
// If the form is submitted while disabled, it is set to submitted, but the data is not
// changed. In such cases (i.e. when the form is not initialized yet) don't
// abort this method.
if ($this->submitted && $this->defaultDataSet) {
throw new AlreadySubmittedException('You cannot change the data of a submitted form.');
}
// If the form inherits its parent's data, disallow data setting to
// prevent merge conflicts
if ($this->config->getInheritData()) {
throw new RuntimeException('You cannot change the data of a form inheriting its parent data.');
}
// Don't allow modifications of the configured data if the data is locked
if ($this->config->getDataLocked() && $modelData !== $this->config->getData()) {
return $this;
}
if (is_object($modelData) && !$this->config->getByReference()) {
$modelData = clone $modelData;
}
if ($this->lockSetData) {
throw new RuntimeException('A cycle was detected. Listeners to the PRE_SET_DATA event must not call setData(). You should call setData() on the FormEvent object instead.');
}
$this->lockSetData = true;
$dispatcher = $this->config->getEventDispatcher();
// Hook to change content of the data
if ($dispatcher->hasListeners(FormEvents::PRE_SET_DATA)) {
$event = new FormEvent($this, $modelData);
$dispatcher->dispatch(FormEvents::PRE_SET_DATA, $event);
$modelData = $event->getData();
}
// Treat data as strings unless a value transformer exists
if (!$this->config->getViewTransformers() && !$this->config->getModelTransformers() && is_scalar($modelData)) {
$modelData = (string) $modelData;
}
// Synchronize representations - must not change the content!
$normData = $this->modelToNorm($modelData);
$viewData = $this->normToView($normData);
// Validate if view data matches data class (unless empty)
if (!FormUtil::isEmpty($viewData)) {
$dataClass = $this->config->getDataClass();
if (null !== $dataClass && !$viewData instanceof $dataClass) {
$actualType = is_object($viewData) ? 'an instance of class ' . get_class($viewData) : 'a(n) ' . gettype($viewData);
throw new LogicException('The form\'s view data is expected to be an instance of class ' . $dataClass . ', but is ' . $actualType . '. You can avoid this error ' . 'by setting the "data_class" option to null or by adding a view ' . 'transformer that transforms ' . $actualType . ' to an instance of ' . $dataClass . '.');
}
}
$this->modelData = $modelData;
$this->normData = $normData;
$this->viewData = $viewData;
$this->defaultDataSet = true;
$this->lockSetData = false;
// It is not necessary to invoke this method if the form doesn't have children,
// even if the form is compound.
if (count($this->children) > 0) {
// Update child forms from the data
$iterator = new InheritDataAwareIterator($this->children);
$iterator = new \RecursiveIteratorIterator($iterator);
$this->config->getDataMapper()->mapDataToForms($viewData, $iterator);
}
if ($dispatcher->hasListeners(FormEvents::POST_SET_DATA)) {
$event = new FormEvent($this, $modelData);
$dispatcher->dispatch(FormEvents::POST_SET_DATA, $event);
}
return $this;
}
/**
* {@inheritdoc}
*/
public function setData($modelData)
{
// If the form is bound while disabled, it is set to bound, but the data is not
// changed. In such cases (i.e. when the form is not initialized yet) don't
// abort this method.
if ($this->bound && $this->initialized) {
throw new AlreadyBoundException('You cannot change the data of a bound form');
}
// Don't allow modifications of the configured data if the data is locked
if ($this->config->getDataLocked() && $modelData !== $this->config->getData()) {
return $this;
}
if (is_object($modelData) && !$this->config->getByReference()) {
$modelData = clone $modelData;
}
if ($this->lockSetData) {
throw new Exception('A cycle was detected. Listeners to the PRE_SET_DATA event must not call setData(). You should call setData() on the FormEvent object instead.');
}
$this->lockSetData = true;
$dispatcher = $this->config->getEventDispatcher();
// Hook to change content of the data
if ($dispatcher->hasListeners(FormEvents::PRE_SET_DATA) || $dispatcher->hasListeners(FormEvents::SET_DATA)) {
$event = new FormEvent($this, $modelData);
$dispatcher->dispatch(FormEvents::PRE_SET_DATA, $event);
// BC until 2.3
if ($dispatcher->hasListeners(FormEvents::SET_DATA)) {
trigger_error('The FormEvents::SET_DATA event is deprecated since 2.1 and will be removed in 2.3. Use the FormEvents::PRE_SET_DATA event instead.', E_USER_DEPRECATED);
}
$dispatcher->dispatch(FormEvents::SET_DATA, $event);
$modelData = $event->getData();
}
// Treat data as strings unless a value transformer exists
if (!$this->config->getViewTransformers() && !$this->config->getModelTransformers() && is_scalar($modelData)) {
$modelData = (string) $modelData;
}
// Synchronize representations - must not change the content!
$normData = $this->modelToNorm($modelData);
$viewData = $this->normToView($normData);
// Validate if view data matches data class (unless empty)
if (!FormUtil::isEmpty($viewData)) {
$dataClass = $this->config->getDataClass();
$actualType = is_object($viewData) ? 'an instance of class ' . get_class($viewData) : ' a(n) ' . gettype($viewData);
if (null === $dataClass && is_object($viewData) && !$viewData instanceof \ArrayAccess) {
$expectedType = 'scalar, array or an instance of \\ArrayAccess';
throw new Exception('The form\'s view data is expected to be of type ' . $expectedType . ', ' . 'but is ' . $actualType . '. You ' . 'can avoid this error by setting the "data_class" option to ' . '"' . get_class($viewData) . '" or by adding a view transformer ' . 'that transforms ' . $actualType . ' to ' . $expectedType . '.');
}
if (null !== $dataClass && !$viewData instanceof $dataClass) {
throw new Exception('The form\'s view data is expected to be an instance of class ' . $dataClass . ', but is ' . $actualType . '. You can avoid this error ' . 'by setting the "data_class" option to null or by adding a view ' . 'transformer that transforms ' . $actualType . ' to an instance of ' . $dataClass . '.');
}
}
$this->modelData = $modelData;
$this->normData = $normData;
$this->viewData = $viewData;
$this->initialized = true;
$this->lockSetData = false;
// It is not necessary to invoke this method if the form doesn't have children,
// even if the form is compound.
if (count($this->children) > 0) {
// Update child forms from the data
$this->config->getDataMapper()->mapDataToForms($viewData, $this->children);
}
if ($dispatcher->hasListeners(FormEvents::POST_SET_DATA)) {
$event = new FormEvent($this, $modelData);
$dispatcher->dispatch(FormEvents::POST_SET_DATA, $event);
}
return $this;
}
/**
* 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();
}