app/views/catalog/_index_gallery_collection.html.erb
<% collection_presenter = Spot::CollectionPresenter.new(document, current_ability) %>
<% col_count = collection_presenter.total_viewable_collections %>
<p class="text-justify"><%= collection_presenter.abstract.first %></p>
<% unless col_count.zero? %>
<p><strong><%= col_count %></strong> Sub-Collections</p>
<% end %>
<p><strong><%= collection_presenter.total_viewable_works %></strong> Items</p>