将Rails Restful Auth App登录到Wiki（MediaWiki？）的最佳方法是什么？

I have a ruby on rails app using restful authentication and I'm looking to add a Wiki to my site. MediaWiki looks like my best option since it's full featured and I can work with the LAMP stack. However, I'm not sold on MediaWiki if there's another (preferably open source) app that will integrate better.I have a ruby on rails app using restful authen