Re: org-html-postamble-format and #+DATE: specification in 8.0pre

[Dieter Wilhelm <dieter@duenenhof-wilhelm.de>]

Rick Frankel <rick@rickster.com> writes:

> On 04.04.2013 17:36, Dieter Wilhelm wrote:
>> Nicolas Goaziou <n.goaziou@gmail.com> writes:
>>> Alan Schmitt <alan.schmitt@polytechnique.org> writes:
>>>
>>>> Dieter Wilhelm writes:
>>>>
>>>> but now I can't specify a date in the form
>>>>>
>>>>> #+DATE:  "%Y-%m-%d"
>>>>>
>>>>> Formerly an empty specification meant the current date, but now
>>>>> in the
>>>>> preamble the date remains empty.
>>>>
>>>> I'm having the same issue. Did you find a way around it?
>>>
>>> I didn't try to reproduce the problem, but specifying a format time
>>> string as a DATE value is not possible anymore. You still can
>>> provide
>>> a timestamp and tweak `org-export-date-timestamp-format' (or BIND
>>> it) to
>>> format it.
>>
>> Sorry I don't get it completely.
>> I'd like to have as the DATE value the current change time of the
>> file.
>> You mean that I should set this with the Emacs timestamp facility?
>> Like:
>>
>> #+DATE: Time-stamp: " "
>
> No, but you can use the modification-time() macro:

Thank you very much, practically to the same time Nicolas G. pointed
this out as well and I had some issues with the html-preamble, so I
didn't reply.  But as an aside: Is there a place in worg, in the
documentation, a lisp file where these wonderful macros are to be found?

--
     Dieter


> ,----
> | #+TITLE: Test date handling
> | #+DATE: {{{modification-time(%Y-%m-%d)}}}
> | #+OPTIONS: toc:nil
> |
> | * File was updated on {{{modification-time(%Y-%m-%dT%H:%M)}}}
> | - the header date is: {{{date()}}}
> | - the current time is {{{time(%Y-%m-%dT%H:%M)}}}
> `----
>
> Which will export (in ascii):
>
> ,----
> |                           ____________________
> |
> |                            TEST DATE HANDLING
> |
> |                               Rick Frankel
> |                           ____________________
> |
> |
> |                                2013-04-05
> |
> |
> |
> |
> |
> | File was updated on 2013-04-05T09:41
> | ====================================
> |
> |   - the header date is: 2013-04-05
> |   - the current time is 2013-04-05T09:46
> `----
>

-- 
Best wishes

H. Dieter Wilhelm
Darmstadt
Germany