日記のテンプレジェネレーター

calendar_generator.rb

#!/usr/bin/ruby

require "date"

class Date
    def this_sunday # 次の日曜日 or 日曜日なら当日
        self + (7 - self.wday) % 7
    end

    def prev_monday # 直前の月曜日 or 月曜日なら当日
        self + (7 - self.wday) % 7 - 6
    end
end

# 日付を引数を受けて、パースできそうなら採用する
begin
    today = Date.parse(ARGV[0])
rescue
    today = Date.today
end

# ヘッダー
week_start = today.prev_monday
week_end = today.this_sunday
print "# Week # #{today.cweek} "
print "(#{week_start.strftime("%Y/%m/%d")} - #{week_end.strftime("%Y/%m/%d")})\n"
print "#{week_start.strftime("%B %Y")} #WeeklyRoundup\n\n"

# カレンダー
print "|月|火|水|木|金|土|日|\n"
print "|:--:|:--:|:--:|:--:|:--:|:--:|:--:|\n"

first_day = Date.new(today.year, today.month, 1)
last_day  = Date.new(today.year, today.month, -1)
start_day = first_day.prev_monday # この日から
end_day   = last_day.this_sunday  # この日までを表示する

diff = (end_day - start_day).to_i
(0..diff).map {|i| start_day + i}.each {|day|
    print "|"
    print "<font color=\"Blue\">" if day.saturday?
    print "<font color=\"Crimson\">" if day.sunday?
    print "<b>" if day.cweek == today.cweek
    print day.day
    print "</b>" if day.cweek == today.cweek
    print "</font>" if day.saturday? || day.sunday?
    print "|\n" if day.sunday?
}
print "\n"

# 残り
print "## Topics\n\n"
print "## Photos\n"

こういうのができる

Week # 27 (2018/07/02 - 2018/07/07)

July 2018 #WeeklyRoundup

月	火	水	木	金	土	日
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	29
30	31	1	2	3	4	5

Topics

Photos