[uf-discuss] human readable date parsing
Breton Slivka
zen at zenpsycho.com
Fri May 4 15:38:40 PDT 2007
On 05/05/2007, at 3:29 AM, Andy Mabbett wrote:
> In message <0DEB8416-55C4-4AB8-8126-B3ABA071EC66 at zenpsycho.com>,
> Breton
> Slivka <zen at zenpsycho.com> writes
>
>> It seems to me that in order to more effectively solve this problem,
>> this set of restrictions should be clarified- Here's what I've
>> got so
>> far, correct me if I'm wrong.
>>
>>
>> Date markup must:
>>
>> 1> be capable of marking up dates from multiple cultures and
>> languages
>> 2> Follow the DRY principle
>> 3> Be completely visible
>> 4> Follow common usage
>> 5> Be machine readable
>> 6> Be unambiguous
>>
>> and the unstated (and perhaps unconcious) restriction
>>
>> 7> Be as similar to iCalendar as possible in form and function.
> 8> Meet WCAG accessibility guidelines
>
Right, rereading the thread, I just noticed that. Thanks.
Here are some other possibilities for internationalization.
Date legend: Define the date format in use at the beginning of the
vcalendar or vevent, using MM-DD-YY style format, or some other
suitable format definition style. This would accomodate a wide
variety of formats, but still exclude non gregorian calendars.
Database of date formats in parser: Someone mentioned this, and
didn't seem to make an argument as to why it would be a bad idea
aside from a vague fear of complexity. Navigating a list of month
names shouldn't be a problem, because I expect most people to know
how to spell the names of months in their own language without
needing a dictionary. I don't see anything wrong with complexity in
the parser if it solves real problems for the publisher. That's what
microformats are all about, right? If someone is publishing in a
chinese calendar format, with ISO dates attached, in what way is the
semi visibility of the ISO date going to ensure its accuracy in that
situation? They don't resemble eachother! It seems to me that the ISO
format fails both internationalization, and accessiblity. (and that
is what this thread is all about!) let's redirect the (neccesary)
failure to a less important restriction.
Let's not forget Al Gilman's modification to my original solution:
Break up the different parts of the date, and add a machine readable
title to each part . This is best of both worlds, as the other can
format the date in whatever way is sensible, and since the titles are
seperated into different markup, it may read better in a screen
reader. (Zero seven July twenty six two thousand five), and doesn't
require a database.
80% solution?
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