aggregates.rb in trackoid-0.1.7

- old
+ new

@@ -23,11 +23,11 @@
         # 
         # Example:
         #
         # <tt>class Page</tt>
         # <tt>  include Mongoid::Document</tt>
-        # <tt>  include Mongoid::Document</tt>
+        # <tt>  include Mongoid::Tracking</tt>
         # <tt>  track :visits</tt>
         # <tt>  aggregate :browsers do |b|</tt>
         # <tt>    b.split(" ").first</tt>
         # <tt>  end</tt>
         # <tt>end</tt>
@@ -37,11 +37,11 @@
         # This model has the following structure:
         # 
         # <tt>belongs_to :page</tt>
         # <tt>field :ns, :type => String</tt>
         # <tt>field :key, :type => String</tt>
-        # <tt>index [:ns, :key], :unique => true</tt>
+        # <tt>index [:page_id, :ns, :key], :unique => true</tt>
         # <tt>track :[original_parent_tracking_data]</tt>
         # <tt>track :...</tt>
         #
         # :ns is the "namespace". It's the name you put along the
         # "aggregate :browsers" in the original model definition.
@@ -94,10 +94,11 @@
             belongs_to_related parent_name.to_sym, :class_name => parent_name.camelize
 
             # Internal fields to track aggregation token and keys
             field :ns,  :type => String
             field :key, :type => String
-            index [[:ns, Mongo::ASCENDING], [:key, Mongo::ASCENDING]], :unique => true, :background => true
+            index [["#{parent_name}_id".to_sym, Mongo::ASCENDING], [:ns, Mongo::ASCENDING], [:key, Mongo::ASCENDING]],
+                  :unique => true, :background => true
 
             # Include parent tracking data.
             parent_name.camelize.constantize.tracked_fields.each {|track_field| track track_field }
           end
           self.aggregate_klass = internal_aggregates_name.constantize