method
find_associated_records
rails latest stable - Class:
ActiveRecord::AssociationPreload::ClassMethods
find_associated_records(ids, reflection, preload_options)private
No documentation available.
# 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