Add added on column

cataloguais.rb

@@ -14,6 +14,12 @@
 configure do
   config_file 'settings.yml'
 
+  # require the model(s) before setting up the database
+  require_relative "models/item"
+  DataMapper.finalize
+
+  settings.fields << 'Created At'
+
   # set the input width based on the number of fields
   set :item_width, 840 / settings.fields.count
 
@@ -23,9 +29,6 @@
   # initialize the graph urls on startup
   set :graph_urls, {}
 
-  # require the model(s) before setting up the database
-  require_relative "models/item"
-  DataMapper.finalize
 end
 
 configure :production do

models/item.rb

@@ -37,6 +37,10 @@ def self.search_and_sort(sort, direction = :asc, search = '')
     Item.find_by_sql("SELECT * FROM items ORDER BY #{sort_options} #{direction}").select { |item| item.to_s.downcase.include? search.to_s.downcase }
   end
 
+  def created_at
+    self.attribute_get(:created_at).strftime("%m.%d.%Y")
+  end
+
   def to_a
     Item.fields.collect{ |f| self.send(f) }
   end

views/index.haml

@@ -11,7 +11,7 @@
       - settings.fields.each do |field|
         %th
           - next_direction = (@sort[0] == field.robotize) ? opposite_direction : :asc
-          %a{ :href => "/?sort=#{field.robotize}&direction=#{next_direction}&search=#{params[:search]}" }= field
+          %a{ :href => "/?sort=#{field.robotize}&direction=#{next_direction}&search=#{params[:search]}" }= field.gsub(/Created At/, 'Added On')
           - if @sort[0] == field.robotize
             %span= (@direction == :asc) ? "\u2191" : "\u2193"
     - @items.each do |item|