Add settings for member statuses

app/controllers/admin/users_controller.rb

@@ -6,18 +6,20 @@ class Admin::UsersController < Admin::BaseController
   def index
     ldap = LdapService.new
     ou   = Setting.primary_domain
+    @show_contributors = Setting.user_index_show_contributors
+    @show_sustainers = Setting.user_index_show_sustainers
 
+    @contributors = ldap.search_users(:memberStatus, :contributor, :cn) if @show_contributors
+    @sustainers   = ldap.search_users(:memberStatus, :sustainer, :cn) if @show_sustainers
     @admins       = ldap.search_users(:admin, true, :cn)
-    @contributors = ldap.search_users(:memberStatus, :contributor, :cn)
-    @sustainers   = ldap.search_users(:memberStatus, :sustainer, :cn)
     @pagy, @users = pagy(User.where(ou: ou).order(cn: :asc))
 
     @stats = {
       users_confirmed: User.where(ou: ou).confirmed.count,
-      users_pending: User.where(ou: ou).pending.count,
-      users_contributing: @contributors.size,
-      users_paying: @sustainers.size
+      users_pending: User.where(ou: ou).pending.count
     }
+    @stats[:users_contributing] = @contributors.size if @show_contributors
+    @stats[:users_paying] = @sustainers.size if @show_sustainers
   end
 
   # GET /admin/users/:username