hide buttons

app/helpers/admin/application_helper.rb

@@ -56,7 +56,7 @@ module Admin::ApplicationHelper
   end
 
   def publish_link(object)
-    return if object.published
+    return if object.published || !can?(:publish, object)
     link_to t('admin.communication.website.publish.button'),
             [:publish, :admin, object],
             method: :post,

app/views/admin/communication/websites/pages/show.html.erb

@@ -49,7 +49,7 @@
   <%= link_to t('admin.communication.website.publish.button'), 
               publish_admin_communication_website_page_path(@page), 
               class: button_classes,
-              method: :post unless @page.published
+              method: :post unless @page.published if can?(:publish, @page)
               # This is not edit_link @page because of the polymorphism of the special pages, which would create a wrong path               
               %>
 <% end %>