diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
3 files changed, 68 insertions, 24 deletions
diff --git a/activesupport/lib/active_support/core_ext/date/calculations.rb b/activesupport/lib/active_support/core_ext/date/calculations.rb index b5180c9592..43d70c7013 100644 --- a/activesupport/lib/active_support/core_ext/date/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date/calculations.rb @@ -20,18 +20,33 @@ module ActiveSupport #:nodoc: def yesterday ::Date.today.yesterday end - + # Returns a new Date representing the date 1 day after today (i.e. tomorrow's date). def tomorrow ::Date.today.tomorrow end - + # Returns Time.zone.today when config.time_zone is set, otherwise just returns Date.today. def current ::Time.zone_default ? ::Time.zone.today : ::Date.today end end - + + # Tells whether the Date object's date lies in the past + def past? + self < ::Date.current + end + + # Tells whether the Date object's date is today + def today? + self.to_date == ::Date.current # we need the to_date because of DateTime + end + + # Tells whether the Date object's date lies in the future + def future? + self > ::Date.current + end + # Converts Date to a Time (or DateTime if necessary) with the time portion set to the beginning of the day (0:00) # and then subtracts the specified number of seconds def ago(seconds) @@ -57,7 +72,7 @@ module ActiveSupport #:nodoc: def end_of_day to_time.end_of_day end - + def plus_with_duration(other) #:nodoc: if ActiveSupport::Duration === other other.since(self) @@ -65,7 +80,7 @@ module ActiveSupport #:nodoc: plus_without_duration(other) end end - + def minus_with_duration(other) #:nodoc: if ActiveSupport::Duration === other plus_with_duration(-other) @@ -73,8 +88,8 @@ module ActiveSupport #:nodoc: minus_without_duration(other) end end - - # Provides precise Date calculations for years, months, and days. The +options+ parameter takes a hash with + + # Provides precise Date calculations for years, months, and days. The +options+ parameter takes a hash with # any of these keys: <tt>:years</tt>, <tt>:months</tt>, <tt>:weeks</tt>, <tt>:days</tt>. def advance(options) d = self @@ -98,7 +113,7 @@ module ActiveSupport #:nodoc: options[:day] || self.day ) end - + # Returns a new Date/DateTime representing the time a number of specified months ago def months_ago(months) advance(:months => -months) @@ -161,7 +176,7 @@ module ActiveSupport #:nodoc: days_into_week = { :monday => 0, :tuesday => 1, :wednesday => 2, :thursday => 3, :friday => 4, :saturday => 5, :sunday => 6} result = (self + 7).beginning_of_week + days_into_week[day] self.acts_like?(:time) ? result.change(:hour => 0) : result - end + end # Returns a new ; DateTime objects will have time set to 0:00DateTime representing the start of the month (1st of the month; DateTime objects will have time set to 0:00) def beginning_of_month diff --git a/activesupport/lib/active_support/core_ext/date_time/calculations.rb b/activesupport/lib/active_support/core_ext/date_time/calculations.rb index 155c961a91..0099431e9d 100644 --- a/activesupport/lib/active_support/core_ext/date_time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date_time/calculations.rb @@ -7,7 +7,7 @@ module ActiveSupport #:nodoc: module Calculations def self.included(base) #:nodoc: base.extend ClassMethods - + base.class_eval do alias_method :compare_without_coercion, :<=> alias_method :<=>, :compare_with_coercion @@ -19,6 +19,20 @@ module ActiveSupport #:nodoc: def local_offset ::Time.local(2007).utc_offset.to_r / 86400 end + + def current + ::Time.zone_default ? ::Time.zone.now.to_datetime : ::Time.now.to_datetime + end + end + + # Tells whether the DateTime object's datetime lies in the past + def past? + self < ::DateTime.current + end + + # Tells whether the DateTime object's datetime lies in the future + def future? + self > ::DateTime.current end # Seconds since midnight: DateTime.now.seconds_since_midnight @@ -78,7 +92,7 @@ module ActiveSupport #:nodoc: def end_of_day change(:hour => 23, :min => 59, :sec => 59) end - + # Adjusts DateTime to UTC by adding its offset value; offset is set to 0 # # Example: @@ -89,17 +103,17 @@ module ActiveSupport #:nodoc: new_offset(0) end alias_method :getutc, :utc - + # Returns true if offset == 0 def utc? offset == 0 end - + # Returns the offset value in seconds def utc_offset (offset * 86400).to_i end - + # Layers additional behavior on DateTime#<=> so that Time and ActiveSupport::TimeWithZone instances can be compared with a DateTime def compare_with_coercion(other) other = other.comparable_time if other.respond_to?(:comparable_time) diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index cd234c9b89..070f72c854 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -9,13 +9,13 @@ module ActiveSupport #:nodoc: base.class_eval do alias_method :plus_without_duration, :+ alias_method :+, :plus_with_duration - + alias_method :minus_without_duration, :- alias_method :-, :minus_with_duration - + alias_method :minus_without_coercion, :- alias_method :-, :minus_with_coercion - + alias_method :compare_without_coercion, :<=> alias_method :<=>, :compare_with_coercion end @@ -28,9 +28,9 @@ module ActiveSupport #:nodoc: def ===(other) other.is_a?(::Time) end - - # Return the number of days in the given month. - # If no year is specified, it will use the current year. + + # Return the number of days in the given month. + # If no year is specified, it will use the current year. def days_in_month(month, year = now.year) return 29 if month == 2 && ::Date.gregorian_leap?(year) COMMON_YEAR_DAYS_IN_MONTH[month] @@ -57,6 +57,21 @@ module ActiveSupport #:nodoc: end end + # Tells whether the Time object's time lies in the past + def past? + self < ::Time.current + end + + # Tells whether the Time object's time is today + def today? + self.to_date == ::Date.current + end + + # Tells whether the Time object's time lies in the future + def future? + self > ::Time.current + end + # Seconds since midnight: Time.now.seconds_since_midnight def seconds_since_midnight self.to_i - self.change(:hour => 0).to_i + (self.usec/1.0e+6) @@ -106,7 +121,7 @@ module ActiveSupport #:nodoc: (seconds.abs >= 86400 && initial_dst != final_dst) ? f + (initial_dst - final_dst).hours : f end rescue - self.to_datetime.since(seconds) + self.to_datetime.since(seconds) end alias :in :since @@ -199,7 +214,7 @@ module ActiveSupport #:nodoc: change(:day => last_day, :hour => 23, :min => 59, :sec => 59, :usec => 0) end alias :at_end_of_month :end_of_month - + # Returns a new Time representing the start of the quarter (1st of january, april, july, october, 0:00) def beginning_of_quarter beginning_of_month.change(:month => [10, 7, 4, 1].detect { |m| m <= self.month }) @@ -249,7 +264,7 @@ module ActiveSupport #:nodoc: minus_without_duration(other) end end - + # Time#- can also be used to determine the number of seconds between two Time instances. # We're layering on additional behavior so that ActiveSupport::TimeWithZone instances # are coerced into values that Time#- will recognize @@ -257,7 +272,7 @@ module ActiveSupport #:nodoc: other = other.comparable_time if other.respond_to?(:comparable_time) minus_without_coercion(other) end - + # Layers additional behavior on Time#<=> so that DateTime and ActiveSupport::TimeWithZone instances # can be chronologically compared with a Time def compare_with_coercion(other) |