diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/time/calculations.rb')
| -rw-r--r-- | activesupport/lib/active_support/core_ext/time/calculations.rb | 220 |
1 files changed, 17 insertions, 203 deletions
diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index d0f574f2ba..e3665cd896 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -2,18 +2,12 @@ require 'active_support/duration' require 'active_support/core_ext/time/conversions' require 'active_support/time_with_zone' require 'active_support/core_ext/time/zones' +require 'active_support/core_ext/date_and_time/calculations' class Time + include DateAndTime::Calculations + COMMON_YEAR_DAYS_IN_MONTH = [nil, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31] - DAYS_INTO_WEEK = { - :monday => 0, - :tuesday => 1, - :wednesday => 2, - :thursday => 3, - :friday => 4, - :saturday => 5, - :sunday => 6 - } class << self # Overriding case equality method so that it returns true for ActiveSupport::TimeWithZone instances @@ -63,29 +57,22 @@ class Time 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? - 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 to_i - change(:hour => 0).to_i + (usec / 1.0e+6) end - # Returns a new Time where one or more of the elements have been changed according to the +options+ parameter. The time options - # (hour, min, sec, usec) reset cascadingly, so if only the hour is passed, then minute, sec, and usec is set to 0. If the hour and - # minute is passed, then sec and usec is set to 0. + # Returns a new Time where one or more of the elements have been changed according + # to the +options+ parameter. The time options (<tt>:hour</tt>, <tt>:min</tt>, + # <tt>:sec</tt>, <tt>:usec</tt>) reset cascadingly, so if only the hour is passed, + # then minute, sec, and usec is set to 0. If the hour and minute is passed, then + # sec and usec is set to 0. The +options+ parameter takes a hash with any of these + # keys: <tt>:year</tt>, <tt>:month</tt>, <tt>:day</tt>, <tt>:hour</tt>, <tt>:min</tt>, + # <tt>:sec</tt>, <tt>:usec</tt>. + # + # Time.new(2012, 8, 29, 22, 35, 0).change(day: 1) # => Time.new(2012, 8, 1, 22, 35, 0) + # Time.new(2012, 8, 29, 22, 35, 0).change(year: 1981, day: 1) # => Time.new(1981, 8, 1, 22, 35, 0) + # Time.new(2012, 8, 29, 22, 35, 0).change(year: 1981, hour: 0) # => Time.new(1981, 8, 29, 0, 0, 0) def change(options) new_year = options.fetch(:year, year) new_month = options.fetch(:month, month) @@ -146,116 +133,6 @@ class Time end alias :in :since - # Returns a new Time representing the time a number of specified weeks ago. - def weeks_ago(weeks) - advance(:weeks => -weeks) - end - - # Returns a new Time representing the time a number of specified months ago - def months_ago(months) - advance(:months => -months) - end - - # Returns a new Time representing the time a number of specified months in the future - def months_since(months) - advance(:months => months) - end - - # Returns a new Time representing the time a number of specified years ago - def years_ago(years) - advance(:years => -years) - end - - # Returns a new Time representing the time a number of specified years in the future - def years_since(years) - advance(:years => years) - end - - # Short-hand for years_ago(1) - def prev_year - years_ago(1) - end - alias_method :last_year, :prev_year - - # Short-hand for years_since(1) - def next_year - years_since(1) - end - - # Short-hand for months_ago(1) - def prev_month - months_ago(1) - end - alias_method :last_month, :prev_month - - # Short-hand for months_since(1) - def next_month - months_since(1) - end - - # Short-hand for months_ago(3) - def prev_quarter - months_ago(3) - end - alias_method :last_quarter, :prev_quarter - - # Short-hand for months_since(3) - def next_quarter - months_since(3) - end - - # Returns number of days to start of this week, week starts on start_day (default is :monday). - def days_to_week_start(start_day = :monday) - start_day_number = DAYS_INTO_WEEK[start_day] - current_day_number = wday != 0 ? wday - 1 : 6 - days_span = current_day_number - start_day_number - - days_span >= 0 ? days_span : 7 + days_span - end - - # Returns a new Time representing the "start" of this week, week starts on start_day (default is :monday, i.e. Monday, 0:00). - def beginning_of_week(start_day = :monday) - days_to_start = days_to_week_start(start_day) - (self - days_to_start.days).midnight - end - alias :at_beginning_of_week :beginning_of_week - - # Returns a new +Date+/+DateTime+ representing the start of this week. Week is - # assumed to start on a Monday. +DateTime+ objects have their time set to 0:00. - def monday - beginning_of_week - end - - # Returns a new Time representing the end of this week, week starts on start_day (default is :monday, i.e. end of Sunday). - def end_of_week(start_day = :monday) - days_to_end = 6 - days_to_week_start(start_day) - (self + days_to_end.days).end_of_day - end - alias :at_end_of_week :end_of_week - - # Returns a new +Date+/+DateTime+ representing the end of this week. Week is - # assumed to start on a Monday. +DateTime+ objects have their time set to 23:59:59. - def sunday - end_of_week - end - - # Returns a new Time representing the start of the given day in the previous week (default is :monday). - def prev_week(day = :monday) - ago(1.week). - beginning_of_week. - since(DAYS_INTO_WEEK[day].day). - change(:hour => 0) - end - alias_method :last_week, :prev_week - - # Returns a new Time representing the start of the given day in next week (default is :monday). - def next_week(day = :monday) - since(1.week). - beginning_of_week. - since(DAYS_INTO_WEEK[day].day). - change(:hour => 0) - end - # Returns a new Time representing the start of the day (0:00) def beginning_of_day #(self - seconds_since_midnight).change(:usec => 0) @@ -290,77 +167,14 @@ class Time ) end - # Returns a new Time representing the start of the month (1st of the month, 0:00) - def beginning_of_month - #self - ((self.mday-1).days + self.seconds_since_midnight) - change(:day => 1, :hour => 0) - end - alias :at_beginning_of_month :beginning_of_month - - # Returns a new Time representing the end of the month (end of the last day of the month) - def end_of_month - #self - ((self.mday-1).days + self.seconds_since_midnight) - last_day = ::Time.days_in_month(month, year) - change( - :day => last_day, - :hour => 23, - :min => 59, - :sec => 59, - :usec => Rational(999999999, 1000) - ) - 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 - first_quarter_month = [10, 7, 4, 1].detect { |m| m <= month } - beginning_of_month.change(:month => first_quarter_month) - end - alias :at_beginning_of_quarter :beginning_of_quarter - - # Returns a new Time representing the end of the quarter (end of the last day of march, june, september, december) - def end_of_quarter - last_quarter_month = [3, 6, 9, 12].detect { |m| m >= month } - beginning_of_month.change(:month => last_quarter_month).end_of_month - end - alias :at_end_of_quarter :end_of_quarter - - # Returns a new Time representing the start of the year (1st of january, 0:00) - def beginning_of_year - change(:month => 1, :day => 1, :hour => 0) - end - alias :at_beginning_of_year :beginning_of_year - - # Returns a new Time representing the end of the year (end of the 31st of december) - def end_of_year - change( - :month => 12, - :day => 31, - :hour => 23, - :min => 59, - :sec => 59, - :usec => Rational(999999999, 1000) - ) - end - alias :at_end_of_year :end_of_year - - # Convenience method which returns a new Time representing the time 1 day ago - def yesterday - advance(:days => -1) - end - - # Convenience method which returns a new Time representing the time 1 day since the instance time - def tomorrow - advance(:days => 1) - end - # Returns a Range representing the whole day of the current time. def all_day beginning_of_day..end_of_day end - # Returns a Range representing the whole week of the current time. Week starts on start_day (default is :monday, i.e. end of Sunday). - def all_week(start_day = :monday) + # Returns a Range representing the whole week of the current time. + # Week starts on start_day, default is <tt>Date.week_start</tt> or <tt>config.week_start</tt> when set. + def all_week(start_day = Date.beginning_of_week) beginning_of_week(start_day)..end_of_week(start_day) end |