Re: [SMW-devel] Recurring Events: "Every first saturday of a month"

[Yaron K. <ya...@gm...>]

Hi,

No, this one's an actual problem. :) The 'xofmonth' concept sounds
interesting (though there might be a nicer name than that) - but what would
a call to #set_recurring_event look like, using 'xofmonth'?

-Yaron

On Wed, Mar 3, 2010 at 9:51 PM, David Raison <da...@ha...> wrote:

> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Hi again,
>
> I hope this is not going to turn out to be another Pebkac for me ;)
>
> Have you foreseen the possibility of tweaking the recurring events parser
> to not parse monthly
> recurring events by date (i.e. each 6th of a month) but by days of the week
> (i.e. every first
> Saturday of a month)?
>
> Actually, there are two possibilities to do this (or let's rather say, two
> that I thought of, not
> being familiar with the SMWDataValueFactory). The first and, IMHO simplest,
> being:
>
> Index: SMW_ParserExtensions.php
> ===================================================================
> - --- SMW_ParserExtensions.php  (revision 63234)
> +++ SMW_ParserExtensions.php    (working copy)
> @@ -416,6 +416,14 @@
>                                $date_str = "$cur_year-$cur_month-$cur_day
> $cur_time";
>                                $cur_date =
> SMWDataValueFactory::newTypeIDValue('_dat', $date_str);
>                                $cur_date_jd = $cur_date->getNumericValue();
> +                       } elseif($unit == 'xofmonth') {
> +                               $check_month = $cur_date->getMonth();
> +                               $cur_date_jd += 28 * $period;
> +                               $cur_date =
> SMWDataValueFactory::newTypeIDValue('_dat', $cur_date_jd);
> +                               if ($cur_date->getMonth() != (($check_month
> + $period) % 12 )){
> +                                       $cur_date_jd += 7;      // add
> another week
> +                                       $cur_date =
> SMWDataValueFactory::newTypeIDValue('_dat', $cur_date_jd);
> +                               }
>                        } else { // $unit == 'day' or 'week'
>                                // assume 'day' if it's none of the above
>                                $cur_date_jd += ($unit === 'week') ? 7 *
> $period : $period;
>
>
> Either there is no way to not have to calculate $cur_date twice, or I'm
> just too tired to find it.
> Here's the actual data: Setting [0] and Browsing [1]
>
> The other possibility would be to look up what day of the week [date(N)]
> and in what quarter of the
> month the $cur_day is [$cur_day ceil($cur_day / 7)] is and then ask php for
> every "xth $dayOfWeek"
> in the subsequent "$cur_month += $period".
>
> But that seems more complicated than method one.
>
> cheers,
> D.
>
> [0]
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