diff options
Diffstat (limited to 'activerecord/lib/active_record/type/helpers')
4 files changed, 140 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/type/helpers/accepts_multiparameter_time.rb b/activerecord/lib/active_record/type/helpers/accepts_multiparameter_time.rb new file mode 100644 index 0000000000..be571fc1c7 --- /dev/null +++ b/activerecord/lib/active_record/type/helpers/accepts_multiparameter_time.rb @@ -0,0 +1,30 @@ +module ActiveRecord + module Type + module Helpers + class AcceptsMultiparameterTime < Module # :nodoc: + def initialize(defaults: {}) + define_method(:cast) do |value| + if value.is_a?(Hash) + value_from_multiparameter_assignment(value) + else + super(value) + end + end + + define_method(:value_from_multiparameter_assignment) do |values_hash| + defaults.each do |k, v| + values_hash[k] ||= v + end + return unless values_hash[1] && values_hash[2] && values_hash[3] + values = values_hash.sort.map(&:last) + ::Time.send( + ActiveRecord::Base.default_timezone, + *values + ) + end + private :value_from_multiparameter_assignment + end + end + end + end +end diff --git a/activerecord/lib/active_record/type/helpers/mutable.rb b/activerecord/lib/active_record/type/helpers/mutable.rb new file mode 100644 index 0000000000..88a9099277 --- /dev/null +++ b/activerecord/lib/active_record/type/helpers/mutable.rb @@ -0,0 +1,18 @@ +module ActiveRecord + module Type + module Helpers + module Mutable # :nodoc: + def cast(value) + deserialize(serialize(value)) + end + + # +raw_old_value+ will be the `_before_type_cast` version of the + # value (likely a string). +new_value+ will be the current, type + # cast value. + def changed_in_place?(raw_old_value, new_value) + raw_old_value != serialize(new_value) + end + end + end + end +end diff --git a/activerecord/lib/active_record/type/helpers/numeric.rb b/activerecord/lib/active_record/type/helpers/numeric.rb new file mode 100644 index 0000000000..a755a02a59 --- /dev/null +++ b/activerecord/lib/active_record/type/helpers/numeric.rb @@ -0,0 +1,34 @@ +module ActiveRecord + module Type + module Helpers + module Numeric # :nodoc: + def cast(value) + value = case value + when true then 1 + when false then 0 + when ::String then value.presence + else value + end + super(value) + end + + def changed?(old_value, _new_value, new_value_before_type_cast) # :nodoc: + super || number_to_non_number?(old_value, new_value_before_type_cast) + end + + private + + def number_to_non_number?(old_value, new_value_before_type_cast) + old_value != nil && non_numeric_string?(new_value_before_type_cast) + end + + def non_numeric_string?(value) + # 'wibble'.to_i will give zero, we want to make sure + # that we aren't marking int zero to string zero as + # changed. + value.to_s !~ /\A-?\d+\.?\d*\z/ + end + end + end + end +end diff --git a/activerecord/lib/active_record/type/helpers/time_value.rb b/activerecord/lib/active_record/type/helpers/time_value.rb new file mode 100644 index 0000000000..7eb41557cb --- /dev/null +++ b/activerecord/lib/active_record/type/helpers/time_value.rb @@ -0,0 +1,58 @@ +module ActiveRecord + module Type + module Helpers + module TimeValue # :nodoc: + def serialize(value) + if precision && value.respond_to?(:usec) + number_of_insignificant_digits = 6 - precision + round_power = 10 ** number_of_insignificant_digits + value = value.change(usec: value.usec / round_power * round_power) + end + + if value.acts_like?(:time) + zone_conversion_method = ActiveRecord::Base.default_timezone == :utc ? :getutc : :getlocal + + if value.respond_to?(zone_conversion_method) + value = value.send(zone_conversion_method) + end + end + + value + end + + def type_cast_for_schema(value) + "'#{value.to_s(:db)}'" + end + + def user_input_in_time_zone(value) + value.in_time_zone + end + + private + + def new_time(year, mon, mday, hour, min, sec, microsec, offset = nil) + # Treat 0000-00-00 00:00:00 as nil. + return if year.nil? || (year == 0 && mon == 0 && mday == 0) + + if offset + time = ::Time.utc(year, mon, mday, hour, min, sec, microsec) rescue nil + return unless time + + time -= offset + Base.default_timezone == :utc ? time : time.getlocal + else + ::Time.public_send(Base.default_timezone, year, mon, mday, hour, min, sec, microsec) rescue nil + end + end + + # Doesn't handle time zones. + def fast_string_to_time(string) + if string =~ ConnectionAdapters::Column::Format::ISO_DATETIME + microsec = ($7.to_r * 1_000_000).to_i + new_time $1.to_i, $2.to_i, $3.to_i, $4.to_i, $5.to_i, $6.to_i, microsec + end + end + end + end + end +end |