From: Marcin Borkowski <mbork@wmi.amu.edu.pl>
To: org-mode List <emacs-orgmode@gnu.org>
Subject: Re: How to change a link?
Date: Thu, 16 Oct 2014 19:55:35 +0200 [thread overview]
Message-ID: <87mw8vj3vs.fsf@wmi.amu.edu.pl> (raw)
In-Reply-To: <87y4sh2e7c.fsf@nicolasgoaziou.fr>
On 2014-10-15, at 23:52, Nicolas Goaziou wrote:
> Marcin Borkowski <mbork@wmi.amu.edu.pl> writes:
>
>> I have one more question. What I'm about to do is (basically) put
>> "file:some-file-name::" in front of the link, without changing the
>> description. I could use `org-element-put-property' and (AFAIU)
>> org-element-link-interpreter to put it into the buffer (and probably
>> delete the old one). It would be much easier (and maybe faster) just to
>> go to the point in the buffer where the link starts, go `(forward-char
>> 2)' (past the brackets) and `(insert (concat "file" name "::"))'.
>>
>> But, is it safe? Wouldn't it break something? And is it considered a
>> good practice?
>
> There are caveats.
>
> For example, as soon as you alter the buffer, your AST becomes invalid
> (buffer positions are all wrong after the insertion). If you want to
> process all the links from the same AST, you can, for example, maintain
> a counter for characters inserted so far that will fix buffer positions,
> or first get all internal links with `org-element-map', then process
> them in reverse order so buffer modifications do not invalidate them.
OK, so what is the canonical way of doing this? I don't want to use
org-dp, since it is another dependency.
> Regards,
Best,
--
Marcin Borkowski
http://octd.wmi.amu.edu.pl/en/Marcin_Borkowski
Adam Mickiewicz University
next prev parent reply other threads:[~2014-10-16 17:56 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-15 0:19 How to change a link? Marcin Borkowski
2014-10-15 7:16 ` Thorsten Jolitz
2014-10-15 9:50 ` Marcin Borkowski
2014-10-15 10:02 ` Thorsten Jolitz
2014-10-15 16:17 ` Marcin Borkowski
2014-10-15 22:28 ` Thorsten Jolitz
2014-10-15 22:36 ` Marcin Borkowski
2014-10-15 22:51 ` Thorsten Jolitz
2014-10-15 23:06 ` Thorsten Jolitz
2014-10-15 10:19 ` Nicolas Goaziou
2014-10-15 21:30 ` Marcin Borkowski
2014-10-15 21:52 ` Nicolas Goaziou
2014-10-16 17:55 ` Marcin Borkowski [this message]
2014-10-16 20:10 ` Nicolas Goaziou
2014-10-16 21:46 ` Marcin Borkowski
2014-10-16 22:19 ` Thorsten Jolitz
2014-10-17 8:52 ` Marcin Borkowski
2014-10-17 15:25 ` Nick Dokos
2014-10-18 13:54 ` Thorsten Jolitz
2014-10-18 1:44 ` Marcin Borkowski
2014-10-18 13:48 ` Thorsten Jolitz
2014-10-20 0:02 ` Marcin Borkowski
2014-10-20 13:02 ` Nicolas Goaziou
2014-10-20 13:11 ` Nicolas Goaziou
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