* ....
*
*
*
* @api
*/
class FlexFormViewHelper extends AbstractViewHelper
{
/**
* @var boolean
*/
protected $escapeOutput = false;
public function initializeArguments(): void
{
parent::initializeArguments();
$this->registerArgument('data', 'array', 'Array to get flex form data from', true);
$this->registerArgument('fieldName', 'string', 'Field name', false, 'pi_flexform');
$this->registerArgument('as', 'string', 'Name of the variable to assign', false, 'flexFormData');
}
public function render(): string
{
$data = [];
if (is_array($this->arguments['data'])) {
if (isset($this->arguments['data'][$this->arguments['fieldName']])) {
$data = is_array($this->arguments['data'][$this->arguments['fieldName']]) ?
$this->arguments['data'][$this->arguments['fieldName']] :
GeneralUtility::xml2array($this->arguments['data'][$this->arguments['fieldName']]);
$data = $data['data'] ?? $data;
}
}
$templateVariableContainer = $this->renderingContext->getVariableProvider();
$templateVariableContainer->add($this->arguments['as'], $data);
$content = $this->renderChildren();
$templateVariableContainer->remove($this->arguments['as']);
return $content;
}
}