Viewing file:  FormDataExtractor.php (4.38 KB) -rw-r--r--
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Extension\DataCollector;
use Symfony\Component\Form\FormInterface;
use Symfony\Component\Form\FormView;
use Symfony\Component\HttpKernel\DataCollector\Util\ValueExporter;
/**
* Default implementation of {@link FormDataExtractorInterface}.
*
* @since 2.4
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class FormDataExtractor implements FormDataExtractorInterface
{
/**
* @var ValueExporter
*/
private $valueExporter;
/**
* Constructs a new data extractor.
*/
public function __construct(ValueExporter $valueExporter = null)
{
$this->valueExporter = $valueExporter ?: new ValueExporter();
}
/**
* {@inheritdoc}
*/
public function extractConfiguration(FormInterface $form)
{
$data = array(
'id' => $this->buildId($form),
'type' => $form->getConfig()->getType()->getName(),
'type_class' => get_class($form->getConfig()->getType()->getInnerType()),
'synchronized' => $this->valueExporter->exportValue($form->isSynchronized()),
'passed_options' => array(),
'resolved_options' => array(),
);
foreach ($form->getConfig()->getAttribute('data_collector/passed_options', array()) as $option => $value) {
$data['passed_options'][$option] = $this->valueExporter->exportValue($value);
}
foreach ($form->getConfig()->getOptions() as $option => $value) {
$data['resolved_options'][$option] = $this->valueExporter->exportValue($value);
}
ksort($data['passed_options']);
ksort($data['resolved_options']);
return $data;
}
/**
* {@inheritdoc}
*/
public function extractDefaultData(FormInterface $form)
{
$data = array(
'default_data' => array(
'norm' => $this->valueExporter->exportValue($form->getNormData()),
),
'submitted_data' => array(),
);
if ($form->getData() !== $form->getNormData()) {
$data['default_data']['model'] = $this->valueExporter->exportValue($form->getData());
}
if ($form->getViewData() !== $form->getNormData()) {
$data['default_data']['view'] = $this->valueExporter->exportValue($form->getViewData());
}
return $data;
}
/**
* {@inheritdoc}
*/
public function extractSubmittedData(FormInterface $form)
{
$data = array(
'submitted_data' => array(
'norm' => $this->valueExporter->exportValue($form->getNormData()),
),
'errors' => array(),
);
if ($form->getViewData() !== $form->getNormData()) {
$data['submitted_data']['view'] = $this->valueExporter->exportValue($form->getViewData());
}
if ($form->getData() !== $form->getNormData()) {
$data['submitted_data']['model'] = $this->valueExporter->exportValue($form->getData());
}
foreach ($form->getErrors() as $error) {
$data['errors'][] = array(
'message' => $error->getMessage(),
);
}
$data['synchronized'] = $this->valueExporter->exportValue($form->isSynchronized());
return $data;
}
/**
* {@inheritdoc}
*/
public function extractViewVariables(FormView $view)
{
$data = array();
// Set the ID in case no FormInterface object was collected for this
// view
if (isset($view->vars['id'])) {
$data['id'] = $view->vars['id'];
}
foreach ($view->vars as $varName => $value) {
$data['view_vars'][$varName] = $this->valueExporter->exportValue($value);
}
ksort($data['view_vars']);
return $data;
}
/**
* Recursively builds an HTML ID for a form.
*
* @param FormInterface $form The form
*
* @return string The HTML ID
*/
private function buildId(FormInterface $form)
{
$id = $form->getName();
if (null !== $form->getParent()) {
$id = $this->buildId($form->getParent()).'_'.$id;
}
return $id;
}
}
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