diff options
Diffstat (limited to 'activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb')
-rw-r--r-- | activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb | 55 |
1 files changed, 45 insertions, 10 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb index b7fe079ef5..f9beb43e4b 100644 --- a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb +++ b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb @@ -1,21 +1,27 @@ module ActiveRecord module AttributeMethods module TimeZoneConversion - class TimeZoneConverter < SimpleDelegator # :nodoc: - include Type::Decorator - - def type_cast_from_database(value) + class TimeZoneConverter < DelegateClass(Type::Value) # :nodoc: + def deserialize(value) convert_time_to_time_zone(super) end - def type_cast_from_user(value) + def cast(value) if value.is_a?(Array) - value.map { |v| type_cast_from_user(v) } + value.map { |v| cast(v) } + elsif value.is_a?(Hash) + set_time_zone_without_conversion(super) elsif value.respond_to?(:in_time_zone) - value.in_time_zone + begin + user_input_in_time_zone(value) || super + rescue ArgumentError + nil + end end end + private + def convert_time_to_time_zone(value) if value.is_a?(Array) value.map { |v| convert_time_to_time_zone(v) } @@ -25,6 +31,10 @@ module ActiveRecord value end end + + def set_time_zone_without_conversion(value) + ::Time.zone.local_to_utc(value).in_time_zone + end end extend ActiveSupport::Concern @@ -35,6 +45,9 @@ module ActiveRecord class_attribute :skip_time_zone_conversion_for_attributes, instance_writer: false self.skip_time_zone_conversion_for_attributes = [] + + class_attribute :time_zone_aware_types, instance_writer: false + self.time_zone_aware_types = [:datetime, :not_explicitly_configured] end module ClassMethods @@ -55,9 +68,31 @@ module ActiveRecord end def create_time_zone_conversion_attribute?(name, cast_type) - time_zone_aware_attributes && - !self.skip_time_zone_conversion_for_attributes.include?(name.to_sym) && - (:datetime == cast_type.type) + enabled_for_column = time_zone_aware_attributes && + !self.skip_time_zone_conversion_for_attributes.include?(name.to_sym) + result = enabled_for_column && + time_zone_aware_types.include?(cast_type.type) + + if enabled_for_column && + !result && + cast_type.type == :time && + time_zone_aware_types.include?(:not_explicitly_configured) + ActiveSupport::Deprecation.warn(<<-MESSAGE) + Time columns will become time zone aware in Rails 5.1. This + still causes `String`s to be parsed as if they were in `Time.zone`, + and `Time`s to be converted to `Time.zone`. + + To keep the old behavior, you must add the following to your initializer: + + config.active_record.time_zone_aware_types = [:datetime] + + To silence this deprecation warning, add the following: + + config.active_record.time_zone_aware_types << :time + MESSAGE + end + + result end end end |