SettingMetadata::getSettingName PHP Method

    public function getSettingName($key = null)
    {
        if (!$key) {
            $key = $this->key;
        }
        $value = $this->getSetting($key);
        if ($value == '') {
            $value = $this->default_value;
        }
        if ($data = @unserialize($this->data)) {
            return $data[$value];
        }
        return $value;
    }