cleanupElements example

if (!$keepName) {
            unset($emotionData['name']);
        }

        $emotionData['active'] = false;

        $requiredPlugins = $this->getRequiredPlugins($emotionData['elements']);
        $emotionTranslations = $this->getTranslations($emotionData['elements'], $emotionData['id']);

        unset($emotionData['id']);

        $emotionData['elements'] = $this->cleanupElements($emotionData['elements']);
        $data['emotionTranslations'] = json_encode($emotionTranslations);
        $data['requiredPlugins'] = $requiredPlugins;
        $data['presetData'] = json_encode($emotionData);

        return $data;
    }

    /** * @return array */
    private function cleanupElements(array $elements)
    {