diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
3 files changed, 75 insertions, 23 deletions
diff --git a/activesupport/lib/active_support/core_ext/date/calculations.rb b/activesupport/lib/active_support/core_ext/date/calculations.rb index c6d5f29690..f0f67765c6 100644 --- a/activesupport/lib/active_support/core_ext/date/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date/calculations.rb @@ -174,25 +174,48 @@ class Date months_since(1) end unless method_defined?(:next_month) - # Returns a new Date/DateTime representing the "start" of this week (i.e, Monday; DateTime objects will have time set to 0:00). - def beginning_of_week - days_to_monday = self.wday!=0 ? self.wday-1 : 6 - result = self - days_to_monday - self.acts_like?(:time) ? result.midnight : result + # Returns number of days to start of this week. Week is assumed to start 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 + (current_day_number - start_day_number) % 7 + end + + # Returns a new +Date+/+DateTime+ representing the start of this week. Week is + # assumed to start on +start_day+, default is +:monday+. +DateTime+ objects + # have their time set to 0:00. + def beginning_of_week(start_day = :monday) + days_to_start = days_to_week_start(start_day) + result = self - days_to_start + acts_like?(:time) ? result.midnight : result end - alias :monday :beginning_of_week alias :at_beginning_of_week :beginning_of_week - # Returns a new Date/DateTime representing the end of this week (Sunday, DateTime objects will have time set to 23:59:59). - def end_of_week - days_to_sunday = self.wday!=0 ? 7-self.wday : 0 - result = self + days_to_sunday.days + # 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 +Date+/+DateTime+ representing the end of this week. Week is + # assumed to start on +start_day+, default is +:monday+. +DateTime+ objects + # have their time set to 23:59:59. + def end_of_week(start_day = :monday) + days_to_end = 6 - days_to_week_start(start_day) + result = self + days_to_end.days self.acts_like?(:time) ? result.end_of_day : result end - 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). + # 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 +Date+/+DateTime+ representing the given +day+ in the previous + # week. Default is +:monday+. +DateTime+ objects have their time set to 0:00. def prev_week(day = :monday) result = (self - 7).beginning_of_week + DAYS_INTO_WEEK[day] self.acts_like?(:time) ? result.change(:hour => 0) : result diff --git a/activesupport/lib/active_support/core_ext/object/to_json.rb b/activesupport/lib/active_support/core_ext/object/to_json.rb index 14ef27340e..e7dc60a612 100644 --- a/activesupport/lib/active_support/core_ext/object/to_json.rb +++ b/activesupport/lib/active_support/core_ext/object/to_json.rb @@ -10,10 +10,10 @@ end # several cases (for instance, the JSON implementation for Hash does not work) with inheritance # and consequently classes as ActiveSupport::OrderedHash cannot be serialized to json. [Object, Array, FalseClass, Float, Hash, Integer, NilClass, String, TrueClass].each do |klass| - klass.class_eval <<-RUBY, __FILE__, __LINE__ + klass.class_eval do # Dumps object in JSON (JavaScript Object Notation). See www.json.org for more info. def to_json(options = nil) ActiveSupport::JSON.encode(self, options) end - RUBY + end end diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index 43cd103481..f3235d11bb 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -161,21 +161,40 @@ class Time months_since(1) end - # Returns a new Time representing the "start" of this week (Monday, 0:00) - def beginning_of_week - days_to_monday = wday!=0 ? wday-1 : 6 - (self - days_to_monday.days).midnight + # 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 :monday :beginning_of_week alias :at_beginning_of_week :beginning_of_week - # Returns a new Time representing the end of this week, (end of Sunday) - def end_of_week - days_to_sunday = wday!=0 ? 7-wday : 0 - (self + days_to_sunday.days).end_of_day + # 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) @@ -312,4 +331,14 @@ class Time end alias_method :compare_without_coercion, :<=> alias_method :<=>, :compare_with_coercion + + # Layers additional behavior on Time#eql? so that ActiveSupport::TimeWithZone instances + # can be eql? to an equivalent Time + def eql_with_coercion(other) + # if other is an ActiveSupport::TimeWithZone, coerce a Time instance from it so we can do eql? comparison + other = other.comparable_time if other.respond_to?(:comparable_time) + eql_without_coercion(other) + end + alias_method :eql_without_coercion, :eql? + alias_method :eql?, :eql_with_coercion end |