method

preprocess_order_args

v6.0.0 - Show latest stable - 0 notes - Class: ActiveRecord::QueryMethods

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preprocess_order_args(order_args) private

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# File activerecord/lib/active_record/relation/query_methods.rb, line 1264
      def preprocess_order_args(order_args)
        order_args.reject!(&:blank?)
        order_args.map! do |arg|
          klass.sanitize_sql_for_order(arg)
        end
        order_args.flatten!

        @klass.disallow_raw_sql!(
          order_args.flat_map { |a| a.is_a?(Hash) ? a.keys : a },
          permit: connection.column_name_with_order_matcher
        )

        validate_order_args(order_args)

        references = order_args.grep(String)
        references.map! { |arg| arg =~ /^\W?(\w+)\W?\./ && $1 }.compact!
        references!(references) if references.any?

        # if a symbol is given we prepend the quoted table name
        order_args.map! do |arg|
          case arg
          when Symbol
            order_column(arg.to_s).asc
          when Hash
            arg.map { |field, dir|
              case field
              when Arel::Nodes::SqlLiteral
                field.send(dir.downcase)
              else
                order_column(field.to_s).send(dir.downcase)
              end
            }
          else
            arg
          end
        end.flatten!
      end

preprocess_order_args

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