From e9d2ad395ec2ef929d74752f3d71c80674044fbe Mon Sep 17 00:00:00 2001 From: kennyj Date: Fri, 6 Jul 2012 02:59:47 +0900 Subject: Round usec when writing timestamp attribute. --- .../attribute_methods/time_zone_conversion.rb | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) (limited to 'activerecord/lib/active_record') 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 fa5b2ef336..d1e9d2de0e 100644 --- a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb +++ b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb @@ -59,11 +59,14 @@ module ActiveRecord unless time.acts_like?(:time) time = time.is_a?(String) ? Time.zone.parse(time) : time.to_time rescue time end - time = time.in_time_zone rescue nil if time - changed = read_attribute(:#{attr_name}) != time - write_attribute(:#{attr_name}, original_time) - #{attr_name}_will_change! if changed - @attributes_cache["#{attr_name}"] = time + zoned_time = time && time.in_time_zone rescue nil + rounded_time = round_usec(zoned_time) + rounded_value = round_usec(read_attribute("#{attr_name}")) + if (rounded_value != rounded_time) || (!rounded_value && original_time) + write_attribute("#{attr_name}", original_time) + #{attr_name}_will_change! + @attributes_cache["#{attr_name}"] = zoned_time + end end EOV generated_attribute_methods.module_eval(method_body, __FILE__, line) @@ -79,6 +82,12 @@ module ActiveRecord [:datetime, :timestamp].include?(column.type) end end + + private + def round_usec(value) + return unless value + value.change(:usec => 0) + end end end end -- cgit v1.2.3