func (a *Authenticator) Middleware() negroni.HandlerFunc {
return func(rw http.ResponseWriter, r *http.Request, next http.HandlerFunc) {
user := new(models.User)
userID := a.session.Get(r, "UserID")
if bson.IsObjectIdHex(userID) && user.FindByID(bson.ObjectIdHex(userID), a.database.Get(r)) == nil {
a.currentUser.Set(r, user)
} else {
a.currentUser.Clear(r)
}
next(rw, r)
}
}
