added full profiler suite to liquid based on real-world code form Shopify and vision

benchmark/shopify/database.rb

@@ -0,0 +1,44 @@
+require 'yaml'
+module Database
+  
+  # Load the standard vision toolkit database and re-arrage it to be simply exportable 
+  # to liquid as assigns. All this is based on Shopify
+  def self.tables
+    @tables ||= begin      
+      db = YAML.load_file(File.dirname(__FILE__) + '/vision.database.yml')
+
+      # From vision source      
+      db['products'].each do |product|
+        collections = db['collections'].find_all do |collection|
+          collection['products'].any? { |p| p['id'].to_i == product['id'].to_i }
+        end      
+        product['collections'] = collections      
+      end
+
+      # key the tables by handles, as this is how liquid expects it.      
+      db = db.inject({}) do |assigns, (key, values)|
+        assigns[key] = values.inject({}) { |h, v| h[v['handle']] = v; h; }
+        assigns
+      end  
+      
+      # Some standard direct accessors so that the specialized templates 
+      # render correctly
+      db['collection'] = db['collections'].values.first
+      db['product']    = db['products'].values.first
+      db['blog']       = db['blogs'].values.first
+      db['article']    = db['blog']['articles'].first
+            
+      db['cart']       = { 
+        'total_price' => db['line_items'].values.inject(0) { |sum, item| sum += item['line_price'] * item['quantity'] },
+        'item_count'  => db['line_items'].values.inject(0) { |sum, item| sum += item['quantity'] },
+        'items'       => db['line_items'].values
+      }
+            
+      db
+    end    
+  end
+end
+
+if __FILE__ == $0
+  p Database.tables['collections']['frontpage'].keys
+end