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module ActiveRecord module Associations class HasManyThroughAssociation < AssociationProxy def construct_owner_attributes_with_bugfix(reflection) if reflection.macro == :belongs_to { reflection.klass.primary_key => \ @owner[reflection.primary_key_name] } else construct_quoted_owner_attributes_without_bugfix(reflection) end end alias_method_chain :construct_owner_attributes, :bugfix def construct_quoted_owner_attributes_with_bugfix(reflection) if reflection.macro == :belongs_to { reflection.klass.primary_key => \ @owner.send(:attributes_with_quotes)[reflection.primary_key_name] } else construct_quoted_owner_attributes_without_bugfix(reflection) end end alias_method_chain :construct_quoted_owner_attributes, :bugfix end module ClassMethods class JoinDependency class JoinAssociation < JoinBase def association_join_with_bugfix res = association_join_without_bugfix return res unless reflection.macro == :has_many and \ reflection.options[:through] and \ reflection.through_reflection.macro == :belongs_to connection = reflection.active_record.connection if through_reflection.options[:as] jt_foreign_key = through_reflection.options[:as].to_s + '_id' else jt_foreign_key = through_reflection.primary_key_name end erroneous_string = " ON (%s.%s = %s.%s" % [ connection.quote_table_name(parent.aliased_table_name), connection.quote_column_name(parent.primary_key), connection.quote_table_name(aliased_join_table_name), connection.quote_column_name(jt_foreign_key) ] if (index = res.index(erroneous_string)) correct_string = " ON (%s.%s = %s.%s" % [ connection.quote_table_name(parent.aliased_table_name), connection.quote_column_name(jt_foreign_key), connection.quote_table_name(aliased_join_table_name), connection.quote_column_name( through_reflection.klass.primary_key ) ] res[index, erroneous_string.length] = correct_string end res end alias_method_chain :association_join, :bugfix end end end end end

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