/** * Get action for adding to campaign * * @param File $record * @return FormAction|null */ protected function getAddToCampaignAction($record) { if ($record && $record->canPublish()) { return FormAction::create('addtocampaign', _t('SilverStripe\\AssetAdmin\\Controller\\AssetAdmin.ADDTOCAMPAIGN', 'Add to campaign')); } return null; }