search for: find_by_user_id_and_project_id

I am using the standard login controller that ships with RoR to authenticate users in my application. In my app, Users belong to Clients, Clients have Projects that users are assigned to (stored in a stakeholder table with user_id and project_id columns) , then each project has a bunch of folders and assets (file uploads). So currently I have urls that look like /project/show/12 etc. I want