Class: Week

Inherits:
Object
  • Object
show all
Defined in:
lib/week.rb

Overview

TODO: - write RDoc documentation

- empty values as parameters

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(year, week, fday = 0) ⇒ Week

Returns a new instance of Week.



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# File 'lib/week.rb', line 14

def initialize(year, week, fday = 0)
  @year, @week, @fday = year, week, fday
end

Class Method Details

.nmonth(year) ⇒ Object 



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# File 'lib/week.rb', line 19

def nmonth year
  [31, (Date.new(year, 1, 1).leap? ? 29 : 28), 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
end

Instance Method Details

#days ⇒ Object 



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# File 'lib/week.rb', line 24

def days
  tmp_wday = @week * 7

  common_days, month_number = 0, 0

  Week.nmonth(@year).each_with_index do |month, number|
    if (common_days..(common_days + month)).member?(tmp_wday)
      month_number = number
      break
    end
    common_days += month
  end
  
  tmp_first_day = tmp_wday - common_days
  
  # fixing day number for calculate first week of the year
  tmp_first_day = tmp_first_day == 0 ? 1 : tmp_first_day
  
  # fixing problem with last week in month
  if tmp_first_day == -1
    month_number = 11
    tmp_first_day = Week.nmonth(@year)[month_number] - 2
  end
  
  # getting week listing
  days = []
  d = Time.local(@year, month_number + 1, tmp_first_day)
  first_day = d - d.wday.days
  @fday.upto(@fday + 6) do |day|
    days << Time.at(first_day + day.days)
  end

  days
end