public function delete()
 {
     parent::delete();
     if ($contributor = $this->getContributor()) {
         $contributor->calcContributioncount();
     }
 }
 /**
  * @override \Podlove\Model\Base::delete();
  */
 public function delete()
 {
     foreach ($this->getContributions() as $contribution) {
         $contribution->delete();
     }
     foreach ($this->getShowContributions() as $contribution) {
         $contribution->delete();
     }
     foreach ($this->getDefaultContributions() as $contribution) {
         $contribution->delete();
     }
     parent::delete();
 }