mongo_mapper_new_relic.rb

# Just drop this little diddy in your app to get some (not perfect) information on query times and such
# This will eventually become an official plugin but for those who can't wait, enjoy.
if defined?(NewRelic)
  module MMNewRelicTracing
    def self.included(model)
      
      meths = %w[find find! paginate first last all count create create! update delete delete_all destroy destroy_all exists? find_by_id increment decrement set push push_all push_uniq pull pull_all]
      
      model.metaclass.class_eval do
        meths.each do |meth|
          add_method_tracer meth.to_sym, 'Database/#{self.name}/' + meth
        end
      end
      
      model.class_eval do
        add_method_tracer :save, 'Database/#{self.class.name}/save'
      end
    end
  end
  MongoMapper::Document.append_inclusions(MMNewRelicTracing)
end