Module: MonthDate

Defined in:
lib/month_date.rb,
lib/month_date/version.rb

Constant Summary collapse

VERSION = 
"0.0.4.2"

Class Method Summary collapse

Class Method Details

.date_in_month(year, month) ⇒ Object 



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# File 'lib/month_date.rb', line 63

def MonthDate.date_in_month(year, month)
    days = self.days_in_month(year, month)
    ary = []
    1.upto(days) do |day|
        date = Date.new(year, month, day)
        ary << date.strftime("%Y%m%d")
    end
    return ary
end

.dates_in_range(start_date, end_date) ⇒ Object 



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# File 'lib/month_date.rb', line 22

def MonthDate.dates_in_range(start_date, end_date)
    start_date = Time.parse(start_date.to_s)
    end_date = Time.parse(end_date.to_s)
    result = []
    if start_date.mon == end_date.mon && start_date.year == end_date.year
        (start_date.day..end_date.day).to_a.each do |day|
            date = Date.new(start_date.year, start_date.mon, day)
            result << date.strftime("%Y%m%d")
        end
    elsif start_date.year == end_date.year
        # first count the start date month date.
        (start_date.day..self.days_in_month(start_date.year, start_date.mon)).to_a.each do |day|
            date = Date.new(start_date.year, start_date.mon, day)
            result << date.strftime("%Y%m%d")
        end
        (start_date.mon+1..end_date.mon-1).to_a.each do |month|
            result += self.date_in_month(start_date.year, month)
        end
        (1..end_date.day).each do |day|
            date = Date.new(end_date.year, end_date.mon, day)
            result << date.strftime("%Y%m%d")
        end
    else
        (start_date.day..self.days_in_month(start_date.year, start_date.mon)).to_a.each do |day|
            date = Date.new(start_date.year, start_date.mon, day)
            result << date.strftime("%Y%m%d")
        end
        (start_date.mon+1..12).to_a.each do |month|
            result += self.date_in_month(start_date.year, month)
        end
        (1..end_date.mon-1).to_a.each do |month|
            result += self.date_in_month(end_date.year, month)
        end
        (1..end_date.day).each do |day|
            date = Date.new(end_date.year, end_date.mon, day)
            result << date.strftime("%Y%m%d")
        end
    end
    return result
end

.days_in_month(year, month) ⇒ Object 



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# File 'lib/month_date.rb', line 18

def MonthDate.days_in_month(year, month)
    Date.new(year, month, -1).day
end

.week_date_in_month(year, month, week) ⇒ Object 



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# File 'lib/month_date.rb', line 6

def MonthDate.week_date_in_month(year, month, week)
    days = self.days_in_month(year, month)
    result = []
    1.upto(days) do |day|
        date = Date.new(year, month, day)
        if date.wday == week
            result << date.strftime("%Y%m%d")
        end
    end
    return result
end