require 'active_support/duration' require 'active_support/core_ext/time/calculations' require 'active_support/core_ext/time/acts_like' class Numeric # Enables the use of time calculations and declarations, like 45.minutes + 2.hours + 4.years. # # These methods use Time#advance for precise date calculations when using from_now, ago, etc. # as well as adding or subtracting their results from a Time object. For example: # # # equivalent to Time.current.advance(months: 1) # 1.month.from_now # # # equivalent to Time.current.advance(years: 2) # 2.years.from_now # # # equivalent to Time.current.advance(months: 4, years: 5) # (4.months + 5.years).from_now # # While these methods provide precise calculation when used as in the examples above, care # should be taken to note that this is not true if the result of `months', `years', etc is # converted before use: # # # equivalent to 30.days.to_i.from_now # 1.month.to_i.from_now # # # equivalent to 365.25.days.to_f.from_now # 1.year.to_f.from_now # # In such cases, Ruby's core # Date[http://ruby-doc.org/stdlib/libdoc/date/rdoc/Date.html] and # Time[http://ruby-doc.org/stdlib/libdoc/time/rdoc/Time.html] should be used for precision # date and time arithmetic. def seconds ActiveSupport::Duration.new(self, [[:seconds, self]]) end alias :second :seconds def minutes ActiveSupport::Duration.new(self * 60, [[:seconds, self * 60]]) end alias :minute :minutes def hours ActiveSupport::Duration.new(self * 3600, [[:seconds, self * 3600]]) end alias :hour :hours def days ActiveSupport::Duration.new(self * 24.hours, [[:days, self]]) end alias :day :days def weeks ActiveSupport::Duration.new(self * 7.days, [[:days, self * 7]]) end alias :week :weeks def fortnights ActiveSupport::Duration.new(self * 2.weeks, [[:days, self * 14]]) end alias :fortnight :fortnights # Reads best without arguments: 10.minutes.ago def ago(time = ::Time.current) ActiveSupport::Deprecation.warn "Calling #ago or #until on a number (e.g. 5.ago) is deprecated and will be removed in the future, use 5.seconds.ago instead" time - self end # Reads best with argument: 10.minutes.until(time) alias :until :ago # Reads best with argument: 10.minutes.since(time) def since(time = ::Time.current) ActiveSupport::Deprecation.warn "Calling #since or #from_now on a number (e.g. 5.since) is deprecated and will be removed in the future, use 5.seconds.since instead" time + self end # Reads best without arguments: 10.minutes.from_now alias :from_now :since # Used with the standard time durations, like 1.hour.in_milliseconds -- # so we can feed them to JavaScript functions like getTime(). def in_milliseconds self * 1000 end end