Organize articles by directory

Author: ajpiano

layouts/default.html

@@ -205,11 +205,16 @@ <h2 class="title"><%= @item[:title] %></h2>
     </div>
 
     <div class="col2-1">
-    <ul>
-    <% @items.each do |item| %>
-      <li><a href="<%= item.path %>"><%= item[:title] || 'Untitled' %></a></li>
-    <% end %>
-    </ul>
+      <ul>
+        <% @items.group_by {|item| item[:filename].split('/')[1] }.each do |section, items| %>
+          <h3><%= section.capitalize %></h3>
+          <% items.sort_by {|item| item[:title] || "" }.each do |item| %>
+            <% if item[:title] %>
+              <li><a href="<%= item[:path] %>"><%= item[:title] %></a></li>
+            <% end %>
+          <% end %>
+        <% end %>
+      </ul>
     </div>