/**
* Makes sure that alle Field Displays are updated before a string
* representation of the Form containing those Fields are returned
*
* @return string
*/
public function __toString()
{
foreach ($this->dataSource->getFields() as $field) {
$field->refreshDisplay();
/* Make sure that all hidden fields will be displayed somewhere */
if ($field instanceof \Feeld\Field\CommonProperties\IdentifierInterface && $field->hasId() && is_null($this->getChildById($field->getId()))) {
$fieldDisplay = $field->getDisplay();
if ($fieldDisplay instanceof Input && isset($fieldDisplay->attributes['type']) && $fieldDisplay->attributes['type'] === 'hidden') {
$this->prependChild($field->getDisplay());
}
}
}
return parent::__toString();
}
