diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/date')
3 files changed, 28 insertions, 10 deletions
diff --git a/activesupport/lib/active_support/core_ext/date/calculations.rb b/activesupport/lib/active_support/core_ext/date/calculations.rb index c5b54318ce..724e076407 100644 --- a/activesupport/lib/active_support/core_ext/date/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date/calculations.rb @@ -5,9 +5,11 @@ require 'active_support/core_ext/date/zones' require 'active_support/core_ext/time/zones' class Date + DAYS_INTO_WEEK = { :monday => 0, :tuesday => 1, :wednesday => 2, :thursday => 3, :friday => 4, :saturday => 5, :sunday => 6 } + if RUBY_VERSION < '1.9' undef :>> - + # Backported from 1.9. The one in 1.8 leads to incorrect next_month and # friends for dates where the calendar reform is involved. It additionally # prevents an infinite loop fixed in r27013. @@ -34,9 +36,9 @@ class Date ::Date.current.tomorrow end - # Returns Time.zone.today when config.time_zone is set, otherwise just returns Date.today. + # Returns Time.zone.today when <tt>Time.zone</tt> or <tt>config.time_zone</tt> are set, otherwise just returns Date.today. def current - ::Time.zone_default ? ::Time.zone.today : ::Date.today + ::Time.zone ? ::Time.zone.today : ::Date.today end end @@ -127,6 +129,11 @@ class Date ) end + # Returns a new Date/DateTime representing the time a number of specified weeks ago. + def weeks_ago(weeks) + advance(:weeks => -weeks) + end + # Returns a new Date/DateTime representing the time a number of specified months ago. def months_ago(months) advance(:months => -months) @@ -156,7 +163,7 @@ class Date def next_year years_since(1) end unless method_defined?(:next_year) - + # Shorthand for months_ago(1) def prev_month months_ago(1) @@ -185,10 +192,15 @@ class Date alias :sunday :end_of_week alias :at_end_of_week :end_of_week + # Returns a new Date/DateTime representing the start of the given day in the previous week (default is Monday). + def prev_week(day = :monday) + result = (self - 7).beginning_of_week + DAYS_INTO_WEEK[day] + self.acts_like?(:time) ? result.change(:hour => 0) : result + end + # Returns a new Date/DateTime representing the start of the given day in next week (default is Monday). def next_week(day = :monday) - 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] + result = (self + 7).beginning_of_week + DAYS_INTO_WEEK[day] self.acts_like?(:time) ? result.change(:hour => 0) : result end diff --git a/activesupport/lib/active_support/core_ext/date/conversions.rb b/activesupport/lib/active_support/core_ext/date/conversions.rb index 092f936961..769ead9544 100644 --- a/activesupport/lib/active_support/core_ext/date/conversions.rb +++ b/activesupport/lib/active_support/core_ext/date/conversions.rb @@ -1,5 +1,5 @@ require 'date' -require 'active_support/inflector' +require 'active_support/inflector/methods' require 'active_support/core_ext/date/zones' class Date @@ -93,6 +93,12 @@ class Date ::DateTime.civil(year, month, day, 0, 0, 0, 0) end if RUBY_VERSION < '1.9' + def iso8601 + strftime('%F') + end if RUBY_VERSION < '1.9' + + alias_method :rfc3339, :iso8601 if RUBY_VERSION < '1.9' + def xmlschema to_time_in_current_zone.xmlschema end diff --git a/activesupport/lib/active_support/core_ext/date/zones.rb b/activesupport/lib/active_support/core_ext/date/zones.rb index 3a83af6be2..a70b47b7bc 100644 --- a/activesupport/lib/active_support/core_ext/date/zones.rb +++ b/activesupport/lib/active_support/core_ext/date/zones.rb @@ -2,10 +2,10 @@ require 'date' require 'active_support/core_ext/time/zones' class Date - # Converts Date to a TimeWithZone in the current zone if Time.zone_default is set, - # otherwise converts Date to a Time via Date#to_time + # Converts Date to a TimeWithZone in the current zone if Time.zone or Time.zone_default + # is set, otherwise converts Date to a Time via Date#to_time def to_time_in_current_zone - if ::Time.zone_default + if ::Time.zone ::Time.zone.local(year, month, day) else to_time |