activemodel/lib/active_model/type/helpers/time_value.rb
# frozen_string_literal: true
require "active_support/core_ext/string/zones"
require "active_support/core_ext/time/zones"
module ActiveModel
module Type
module Helpers # :nodoc: all
module TimeValue
def serialize_cast_value(value)
value = apply_seconds_precision(value)
if value.acts_like?(:time)
if is_utc?
value = value.getutc if !value.utc?
else
value = value.getlocal
end
end
value
end
def apply_seconds_precision(value)
return value unless precision && value.respond_to?(:nsec)
number_of_insignificant_digits = 9 - precision
round_power = 10**number_of_insignificant_digits
rounded_off_nsec = value.nsec % round_power
if rounded_off_nsec > 0
value.change(nsec: value.nsec - rounded_off_nsec)
else
value
end
end
def type_cast_for_schema(value)
value.to_fs(:db).inspect
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 unless offset == 0
is_utc? ? time : time.getlocal
elsif is_utc?
::Time.utc(year, mon, mday, hour, min, sec, microsec) rescue nil
else
::Time.local(year, mon, mday, hour, min, sec, microsec) rescue nil
end
end
ISO_DATETIME = /
\A
(\d{4})-(\d\d)-(\d\d)(?:T|\s) # 2020-06-20T
(\d\d):(\d\d):(\d\d)(?:\.(\d{1,6})\d*)? # 10:20:30.123456
(?:(Z(?=\z)|[+-]\d\d)(?::?(\d\d))?)? # +09:00
\z
/x
if RUBY_VERSION >= "3.2"
def fast_string_to_time(string)
return unless ISO_DATETIME.match?(string)
if is_utc?
# XXX: Wrapping the Time object with Time.at because Time.new with `in:` in Ruby 3.2.0 used to return an invalid Time object
# see: https://bugs.ruby-lang.org/issues/19292
::Time.at(::Time.new(string, in: "UTC"))
else
::Time.new(string)
end
rescue ArgumentError
nil
end
else
def fast_string_to_time(string)
return unless ISO_DATETIME =~ string
usec = $7.to_i
usec_len = $7&.length
if usec_len&.< 6
usec *= 10**(6 - usec_len)
end
if $8
offset = \
if $8 == "Z"
0
else
offset_h, offset_m = $8.to_i, $9.to_i
offset_h.to_i * 3600 + (offset_h.negative? ? -1 : 1) * offset_m * 60
end
end
new_time($1.to_i, $2.to_i, $3.to_i, $4.to_i, $5.to_i, $6.to_i, usec, offset)
end
end
end
end
end
end