listpush/app/models/localeze_category.rb

class LocalezeCategory < ActiveRecord::Base
  attr_accessible :name
  has_and_belongs_to_many :list_entries

  def self.find_or_create_by_name(name, &block)
    obj = self.find_or_create_by_name( name ) || self.new(:name => name)
    yield obj
    obj.save
  end
end