class ContentInstance include Mongoid::Document include Mongoid::Timestamps ## extensions ## include CustomFields::ProxyClassEnabler ## fields (dynamic fields) ## field :_slug field :_position_in_list, :type => Integer, :default => 0 ## validations ## validate :require_highlighted_field ## associations ## embedded_in :content_type, :inverse_of => :contents ## callbacks ## before_save :set_slug before_create :add_to_list_bottom ## named scopes ## named_scope :latest_updated, :order_by => [[:updated_at, :desc]], :limit => Locomotive.config.lastest_items_nb ## methods ## def to_liquid Locomotive::Liquid::Drops::Content.new(self) end protected def set_slug _alias = self.highlighted_field_alias self._slug = self.send(_alias).parameterize('_') end def add_to_list_bottom Rails.logger.debug "add_to_list_bottom" self._position_in_list = self.content_type.contents.size end def require_highlighted_field _alias = self.highlighted_field_alias if self.send(_alias).blank? self.errors.add(_alias, :blank) end end def highlighted_field_value self.send(self.content_type.highlighted_field._name) end def highlighted_field_alias self.content_type.highlighted_field._alias.to_sym end end