Re: schedule repeated reminder on multiple days for multiple weeks

[Richard Riley <rileyrgdev@gmail.com>]

Łukasz Stelmach <lukasz.stelmach@iem.pw.edu.pl> writes:

> Richard Riley <rileyrgdev@gmail.com> writes:>
>> What would the best approach be to schedule something like a radio
>> program which is on monday to friday at a certain time for the next 20
>> weeks?
>
>
>
> * Incredible Radio Show 20:00-20:55
> &%%(and 
>      (and (< 0 (calendar-day-of-week date))
>           (< (calendar-day-of-week date) 6))
>       (diary-block 2010 3 1 2010 7 18))
>
>
>
> The time is in the heading, you can use am/pm style too.
>
> The "&%%(" introduces diray sexp (an elisp snippet evaluated during the
> porcess of building agenda view). This one is true, which makes the
> event appear, when all of following conditions ar met:
>
>     + the day of week obtained with calendar day of week is greater than
>       0 (0: sunday, 6: saturday), and less than 6.
>
>     + the date is between 2010-03-01 (March 1) and 2010-07-18 (July 18)
>
> Note that:
>
>     + you have to calculate the end date by hand (maybe there is a
>       function for this, but the sexp would be longer),
>
>     + the order of numbers in diary block expression depends on the
>       value of calendar-date-style variable. This one is iso style.
>
> Refere to:
> <info:(org)Timestamps>
> <info:(org)Weekly/daily agenda>
> <info:(emacs)Special Diary Entries>
> <info:(org)Time-of-day specifications>
> <info:(emacs)Date Formats>

Eek! ;) Thanks to both you and Carsten.