diff options
Diffstat (limited to 'activerecord/lib/active_record/relation/query_methods.rb')
| -rw-r--r-- | activerecord/lib/active_record/relation/query_methods.rb | 38 |
1 files changed, 23 insertions, 15 deletions
diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index 94aa999715..8bd4732c0c 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -9,7 +9,7 @@ module ActiveRecord :select_values, :group_values, :order_values, :joins_values, :where_values, :having_values, :bind_values, :limit_value, :offset_value, :lock_value, :readonly_value, :create_with_value, - :from_value, :reorder_value + :from_value, :reorder_value, :reverse_order_value def includes(*args) args.reject! {|a| a.blank? } @@ -96,11 +96,11 @@ module ActiveRecord relation end - def having(*args) - return self if args.blank? + def having(opts, *rest) + return self if opts.blank? relation = clone - relation.having_values += build_where(*args) + relation.having_values += build_where(opts, rest) relation end @@ -137,7 +137,7 @@ module ActiveRecord def create_with(value) relation = clone - relation.create_with_value = value && (@create_with_value || {}).merge(value) + relation.create_with_value = value ? create_with_value.merge(value) : {} relation end @@ -158,13 +158,9 @@ module ActiveRecord end def reverse_order - order_clause = arel.order_clauses - - order = order_clause.empty? ? - "#{table_name}.#{primary_key} DESC" : - reverse_sql_order(order_clause).join(', ') - - except(:order).order(Arel.sql(order)) + relation = clone + relation.reverse_order_value = !relation.reverse_order_value + relation end def arel @@ -186,6 +182,7 @@ module ActiveRecord arel.group(*@group_values.uniq.reject{|g| g.blank?}) unless @group_values.empty? order = @reorder_value ? @reorder_value : @order_values + order = reverse_sql_order(order) if @reverse_order_value arel.order(*order.uniq.reject{|o| o.blank?}) unless order.empty? build_select(arel, @select_values.uniq) @@ -306,9 +303,20 @@ module ActiveRecord end def reverse_sql_order(order_query) - order_query.join(', ').split(',').collect do |s| - s.gsub!(/\sasc\Z/i, ' DESC') || s.gsub!(/\sdesc\Z/i, ' ASC') || s.concat(' DESC') - end + order_query = ["#{quoted_table_name}.#{quoted_primary_key} ASC"] if order_query.empty? + + order_query.map do |o| + case o + when Arel::Nodes::Ordering + o.reverse + when String, Symbol + o.to_s.split(',').collect do |s| + s.gsub!(/\sasc\Z/i, ' DESC') || s.gsub!(/\sdesc\Z/i, ' ASC') || s.concat(' DESC') + end + else + o + end + end.flatten end def array_of_strings?(o) |