Model Optimisation

gistfile1.rb

  def any_missing_specs
    if item_variants.loaded?
      item_variants.any?{|si| si.m3 == 0 || si.weight == 0}
    else
      item_variants.where({:m3 => 0 } | {:weight => 0}).size != 0 #metawhere
    end
  end