Re: [Evolution] Webcal and TimeZones

[Lonnie Borntreger <email borntreger com>]

On Wed, 2004-12-22 at 00:15 -0500, JP Rosevear wrote:
> The problem is not that string, the problem is that the calendars tend
> not to include the relevant VTIMEZONE data in the VCALENDAR.  You'll
> note that other programs, like Outlook even, when sending ITIP data,
> include the timezone. I think that section 4.2.19 or RFC 2445 is pretty
> clear:
>
> 'An individual "VTIMEZONE" calendar component MUST be specified for each
> unique "TZID" parameter value specified in the iCalendar object.'
>
> Apple's ical and others seem to assume the Olsen timezone naming
> scheming while not actually providing the data.  

The file begins with this information.  It has a rather large and
descriptive VTIMEZONE section.  This isn't enough?  (Just asking, I'm
not an RFC guru.)  I'd rather not download, edit, and import the data,
since that kind of ruins the concept of a dynamic, externally updated,
webcal.

BEGIN:VCALENDAR
VERSION:2.0
X-WR-CALNAME:2005 NASCAR Schedule
PRODID:-//Apple Computer\, Inc//iCal 1.5//EN
X-WR-RELCALID:F3EC30B3-2128-11D9-B038-000D93388C1E-CALP
X-WR-TIMEZONE:US/Eastern
CALSCALE:GREGORIAN
BEGIN:VTIMEZONE
TZID:US/Eastern
LAST-MODIFIED:20041221T171902Z
BEGIN:STANDARD
DTSTART:20041031T060000
TZOFFSETTO:-0500
TZOFFSETFROM:+0000
TZNAME:EST
END:STANDARD
BEGIN:DAYLIGHT
DTSTART:20050403T010000
TZOFFSETTO:-0400
TZOFFSETFROM:-0500
TZNAME:EDT
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:20051030T020000
TZOFFSETTO:-0500
TZOFFSETFROM:-0400
TZNAME:EST
END:STANDARD
BEGIN:DAYLIGHT
DTSTART:20060402T010000
TZOFFSETTO:-0400
TZOFFSETFROM:-0500
TZNAME:EDT
END:DAYLIGHT
END:VTIMEZONE