private function articlePictureHandle(Article $incoming, Article $database) { if ($incoming->getPicture() == '') { $incoming->setPicture($database->getPicture()); } else { $oldImageStorage = $database->getPicture(); $this->imageService->removeResource($oldImageStorage); $identifier = $this->imageService->storeNetteFile($incoming->getPicture()); $incoming->setPicture($identifier); } }