public function registerExtension(AbstractExtension $e)
{
$argv = array('extension' => $e);
$this->getEventManager()->trigger(__METHOD__ . '.pre', $this, $argv);
$this->extensions[$e->getName()] = $e;
$this->getEventManager()->trigger(__METHOD__ . '.post', $this, $argv);
return $this;
}
/**
* Defines the validation group for the provided fieldset
*
* @return array
*/
public function getFieldsetValidationGroup()
{
$parentvg = parent::getFieldsetValidationGroup();
if (empty($parentvg)) {
$parentvg = array();
foreach ($this->getFieldset()->getElements() as $element) {
array_push($parentvg, $element->getName());
}
$this->setFieldsetValidationGroup($parentvg);
}
return $parentvg;
}