cartalyst/sentry — pull request #67 by FrenkyNet (2012-02-27 15:26:25+00:00)
Title: Changed is_int to is_numeric to allow id's from uri segments to be passed and not failing retrieving it.

Now when you pass a URI segment containing the user id it will break. (I know you can use type-hinting here, but it does make it a little easier).