end
end
- ##
- # ensure that there is a "this_user" instance variable
- def lookup_this_user
- unless @this_user = User.find_by_display_name(params[:display_name])
- render_unknown_user params[:display_name]
- end
- end
-
##
# require that the given role is valid. the role is a URL
# parameter, so should always be present.