attachment--<%= blob.filename.extension %>"> <% if blob.representable? %> <%= image_tag blob.representation(resize_to_fit: local_assigns[:in_gallery] ? [ 800, 600 ] : [ 1024, 768 ]) %> <% end %>

<% if caption = blob.try(:caption) %> <%= caption %> <% else %> <%= blob.filename %> <%= number_to_human_size blob.byte_size %> <% end %>