helloworld/vendor/gems/chronic-0.2.2/lib/chronic/repeaters/repeater_hour.rb

   1 class Chronic::RepeaterHour < Chronic::Repeater #:nodoc:
   2   HOUR_SECONDS = 3600 # 60 * 60
   3
   4   def next(pointer)
   5     super
   6
   7     if !@current_hour_start
   8       case pointer
   9       when :future
  10         @current_hour_start = Time.construct(@now.year, @now.month, @now.day, @now.hour + 1)
  11       when :past
  12         @current_hour_start = Time.construct(@now.year, @now.month, @now.day, @now.hour - 1)
  13       end
  14     else
  15       direction = pointer == :future ? 1 : -1
  16       @current_hour_start += direction * HOUR_SECONDS
  17     end
  18
  19     Chronic::Span.new(@current_hour_start, @current_hour_start + HOUR_SECONDS)
  20   end
  21
  22   def this(pointer = :future)
  23     super
  24
  25     case pointer
  26     when :future
  27       hour_start = Time.construct(@now.year, @now.month, @now.day, @now.hour, @now.min + 1)
  28       hour_end = Time.construct(@now.year, @now.month, @now.day, @now.hour + 1)
  29     when :past
  30       hour_start = Time.construct(@now.year, @now.month, @now.day, @now.hour)
  31       hour_end = Time.construct(@now.year, @now.month, @now.day, @now.hour, @now.min)
  32     when :none
  33       hour_start = Time.construct(@now.year, @now.month, @now.day, @now.hour)
  34       hour_end = hour_begin + HOUR_SECONDS
  35     end
  36
  37     Chronic::Span.new(hour_start, hour_end)
  38   end
  39
  40   def offset(span, amount, pointer)
  41     direction = pointer == :future ? 1 : -1
  42     span + direction * amount * HOUR_SECONDS
  43   end
  44
  45   def width
  46     HOUR_SECONDS
  47   end
  48
  49   def to_s
  50     super << '-hour'
  51   end
  52 end