From mboxrd@z Thu Jan  1 00:00:00 1970
From: John Kitchin <jkitchin@andrew.cmu.edu>
Subject: Re: using info in a filter
Date: Wed, 30 Mar 2016 14:33:38 -0400
Message-ID: <m2egar7r3x.fsf@Johns-MacBook-Air.local>
References: <m28u12bpjr.fsf@Johns-MacBook-Air.local>
	<878u103vz6.fsf@nicolasgoaziou.fr>
Mime-Version: 1.0
Content-Type: text/plain
Return-path: <emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:45357)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <johnrkitchin@gmail.com>) id 1alKw4-0001jr-QC
	for emacs-orgmode@gnu.org; Wed, 30 Mar 2016 14:33:45 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <johnrkitchin@gmail.com>) id 1alKw0-00036n-L8
	for emacs-orgmode@gnu.org; Wed, 30 Mar 2016 14:33:44 -0400
Received: from mail-qk0-x231.google.com ([2607:f8b0:400d:c09::231]:36720)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <johnrkitchin@gmail.com>) id 1alKw0-00036i-HA
	for emacs-orgmode@gnu.org; Wed, 30 Mar 2016 14:33:40 -0400
Received: by mail-qk0-x231.google.com with SMTP id i4so23341728qkc.3
	for <emacs-orgmode@gnu.org>; Wed, 30 Mar 2016 11:33:40 -0700 (PDT)
In-reply-to: <878u103vz6.fsf@nicolasgoaziou.fr>
List-Id: "General discussions about Org-mode." <emacs-orgmode.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/emacs-orgmode>
List-Post: <mailto:emacs-orgmode@gnu.org>
List-Help: <mailto:emacs-orgmode-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=subscribe>
Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
Sender: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
To: Nicolas Goaziou <mail@nicolasgoaziou.fr>
Cc: Org Mode Mailing List <emacs-orgmode@gnu.org>

ok, thanks.

Nicolas Goaziou writes:

> Hello,
>
> John Kitchin <jkitchin@andrew.cmu.edu> writes:
>
>> How does one use the info in a filter?
>>
>> e.g.
>>
>> in (defun my-block-filter (data backend info))
>>
>> data is the transcoded block string, and I want to add something to it
>> based on say the type of block, name and header of the corresponding
>> block. Is it possible to get to that from the info? Or is this a case
>> where it is easier to make a custom backend with a function like:
>>
>> (defun sb-format (sb contents info)) that builds up the output string?
>
> Purpose for INFO in filters is to give access to export options. You
> cannot have easily access to the element being exported.
>
> Another option is to use a parse tree filter, or as you suggest,
> a custom back-end.
>
> Regards,


--
Professor John Kitchin
Doherty Hall A207F
Department of Chemical Engineering
Carnegie Mellon University
Pittsburgh, PA 15213
412-268-7803
@johnkitchin
http://kitchingroup.cheme.cmu.edu