protected function configureProcess(ProcessBuilder $processBuilder, Notification $notification) { $script = 'display notification "' . str_replace('"', '\\"', $notification->getBody()) . '"'; if ($notification->getTitle()) { $script .= ' with title "' . str_replace('"', '\\"', $notification->getTitle()) . '"'; } $processBuilder->add('-e'); $processBuilder->add($script); }