<% if @rel.empty? %>
View Root
<% else %>
<% parent = @rel.include?('/') ? @rel.split('/')[0..-2].join('/') : '' %>
← Parent
View Album
<% end %>
Edit: <%= @title %>
<% unless @sub_dirs.empty? %>
Sub-albums
<% @sub_dirs.each do |name| %>
<% sub_rel = @rel.empty? ? name : "#{@rel}/#{name}" %>
- <%= name %>
<% end %>
<% end %>
Update
Scans this album for new/removed files, extracts EXIF data, and generates missing thumbnails.