fix recursive option to avoid retrieving unused data
fix recursive option to avoid retrieving unused data

ryuzee/open-slideshare,wangjun/open-slideshare,jaambee/open-slideshare,wangjun/open-slideshare,jaambee/open-slideshare,ryuzee/open-slideshare,ryuzee/open-slideshare,jaambee/open-slideshare,wangjun/open-slideshare