make users autoapproved once imported, orbit member accessible only to admin

app/controllers/admin/import_controller.rb

@@ -572,6 +572,7 @@ class Admin::ImportController < OrbitAdminController
               user.workgroup = w
             end
             user.member_profile = new_member
+            user.approved = true
             user.save
           end
         end

app/controllers/orbit_member_controller.rb

@@ -1,6 +1,13 @@
 class OrbitMemberController < ApplicationController
   include OrbitBackendHelper
 
-  before_action :authenticate_user
+  before_action :authenticate_user, :check_admin
   layout "member"
+
+  def check_admin
+  	if current_user.is_admin?
+  	else
+  		render "public/404"
+  	end
+  end
 end