method

find_associated_records

Importance_0
v3.0.9 - Show latest stable - 0 notes - Class: ActiveRecord::AssociationPreload::ClassMethods
find_associated_records(ids, reflection, preload_options) private

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# File activerecord/lib/active_record/association_preload.rb, line 365
      def find_associated_records(ids, reflection, preload_options)
        options = reflection.options
        table_name = reflection.klass.quoted_table_name

        if interface = reflection.options[:as]
          conditions = "#{reflection.klass.quoted_table_name}.#{connection.quote_column_name "#{interface}_id"} #{in_or_equals_for_ids(ids)} and #{reflection.klass.quoted_table_name}.#{connection.quote_column_name "#{interface}_type"} = '#{self.base_class.sti_name}'"
        else
          foreign_key = reflection.primary_key_name
          conditions = "#{reflection.klass.quoted_table_name}.#{foreign_key} #{in_or_equals_for_ids(ids)}"
        end

        conditions << append_conditions(reflection, preload_options)

        find_options = {
          :select => preload_options[:select] || options[:select] || Arel::SqlLiteral.new("#{table_name}.*"),
          :include => preload_options[:include] || options[:include],
          :joins => options[:joins],
          :group => preload_options[:group] || options[:group],
          :order => preload_options[:order] || options[:order]
        }

        associated_records(ids) do |some_ids|
          reflection.klass.scoped.apply_finder_options(find_options.merge(:conditions => [conditions, some_ids])).to_a
        end
      end
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