[ietf-calsify] EXRULE Question

[Bernard Desruisseaux]

Adrian Crum wrote:
> While browsing the internet I ran across the notes from 2006
> regarding deprecating or removing EXRULE and EXDATE from RFC 2445.
> The comments made at the time indicated that no one was using it.

Only EXRULE was deprecated.  EXDATE can still be used.

> 
> I'm curious - without those properties, how would one express a
> Monday through Friday at 8:00 AM event, except on US federal
> holidays?

Now, you are forced to specify EXDATE one by one. And of course the 
number of EXDATE needs to be finite...

Which is what you'll end up with if you create your event with pretty 
much any calendar client in use today...

Cheers,
Bernard

> 
> I created an example iCalendar based on the original RFC: >
> BEGIN:VCALENDAR
> PRODID:-//Apache Open For Business//Work Effort Calendar//EN
> VERSION:2.0
> CALSCALE:GREGORIAN
> DESCRIPTION:Adrian's Calendar
> BEGIN:VEVENT
> DTSTAMP:20081112T180905Z
> CREATED:20081111T231419Z
> LAST-MODIFIED:20081111T232507Z
> X-ORG-OFBIZ-WORKEFFORT-ID:10020
> SUMMARY:Work Schedule
> DESCRIPTION:Work Schedule
> ORGANIZER;CN=THE ADMINISTRATOR:
> DTSTART:20080101T000043
> RRULE:FREQ=DAILY;BYDAY=MO,TU,WE,TH,FR;BYHOUR=8
> EXRULE:FREQ=MONTHLY;BYMONTH=1;BYDAY=3MO
> EXRULE:FREQ=MONTHLY;BYMONTH=1;BYMONTHDAY=1
> EXRULE:FREQ=MONTHLY;BYMONTH=2;BYDAY=3MO
> EXRULE:FREQ=MONTHLY;BYMONTH=5;BYDAY=-1MO
> EXRULE:FREQ=MONTHLY;BYMONTH=7;BYMONTHDAY=4
> EXRULE:FREQ=MONTHLY;BYMONTH=9;BYDAY=1MO
> EXRULE:FREQ=MONTHLY;BYMONTH=10;BYDAY=2MO
> EXRULE:FREQ=MONTHLY;BYMONTH=11;BYMONTHDAY=11
> EXRULE:FREQ=MONTHLY;BYMONTH=11;BYDAY=4TH
> EXRULE:FREQ=MONTHLY;BYMONTH=12;BYMONTHDAY=25
> END:VEVENT
> END:VCALENDAR
> 
> I can't find any mention of an alternative to using the EXRULE property, so where would one go from here?
> 
> -Adrian
> 
> 
> 
> 
> 
>       
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