And if a non-logged in user were to visit the main videos, groups, or photos page, they all sort of look like this:
What I would like to know is what code should I modify/add to have all jomsocial urls redirect back to the homepage to login if the user is not logged in?
sorry for now Jomsocial not able to do that. Too much effort if want make customization because need add extra conditions at controllers /components/com_community/ and will disappear at upgrade process.