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From: Thorsten Jolitz <tjolitz@gmail.com>
To: emacs-orgmode@gnu.org
Subject: Re: random weekly event
Date: Tue, 15 Jul 2014 23:58:47 +0200	[thread overview]
Message-ID: <87bnsq1dyg.fsf@gmail.com> (raw)
In-Reply-To: 877g3e9yzc.fsf@kanis.fr

Ivan Kanis <ivan@kanis.fr> writes:

> Hi,
>
> I need to have org agenda (and then appt) manage an event once a week.
> The catch is that is should happen at a random day and hour.
>
> My thinking is that populating programmatically a year entry is probably
> the sanest way to go about it.
>
> Has anyone else done it?

This is not an arcane scientific solution, but should give a random
timestamp for between tomorrow and the end of the current week. You
could write a function (using run-with-timer) that runs this sunday at
00:00h and inserts a todo item with the returned timestamp into an
agenda file:

#+begin_src emacs-lisp
(defun tj/return-random-timestamp-this-week ()
   "Insert random timestamp for this week."
  (interactive)
  (let* ((cal-info (decode-time (current-time)))
	 (dow (nth 6 cal-info))
	 (year (nth 5 cal-info))
	 (month (nth 4 cal-info))
	 (day (nth 3 cal-info))
	 (hour (nth 2 cal-info))
	 (random-day (+ day (1+ (random (- 5 dow)))))
	 (random-hour (random 23))
	 (random-minute (random 59))
	 (random-second (random 59)))
    (format-time-string "%D %R"
		   (encode-time random-second
				random-minute
				random-hour
				random-day
				month
				year))))

#+end_src

#+results:
: tj/return-random-timestamp-this-week


#+begin_src emacs-lisp :results raw
(let (res)
 (dotimes (i 10 res)
   (setq res (concat
	      res
	      (format "%d: %s\n"
		     (1+ i)
		     (tj/return-random-timestamp-this-week))))))
#+end_src

#+results:
1: 07/17/14 17:39
2: 07/16/14 18:18
3: 07/18/14 19:21
4: 07/17/14 12:58
5: 07/16/14 15:30
6: 07/16/14 16:17
7: 07/16/14 04:10
8: 07/16/14 21:37
9: 07/17/14 19:22
10: 07/16/14 13:39


-- 
cheers,
Thorsten

  reply	other threads:[~2014-07-15 21:59 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-15 19:57 random weekly event Ivan Kanis
2014-07-15 21:58 ` Thorsten Jolitz [this message]
2014-07-15 22:13   ` Thorsten Jolitz
2014-07-15 22:24     ` Thorsten Jolitz
2014-07-16 18:42   ` Ivan Kanis

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