Re: Re: changing \href to \myhref in LaTex export

From: Carsten Dominik <carsten.dominik@gmail.com>
To: "Sébastien Vauban" <wxhgmqzgwmuf@spammotel.com>
Cc: emacs-orgmode@gnu.org
Subject: Re: Re: changing \href to \myhref in LaTex export
Date: Wed, 20 Jan 2010 13:08:11 +0100	[thread overview]
Message-ID: <2D84F2E5-C4DB-4C15-86C5-219AF3BE6D5C@gmail.com> (raw)
In-Reply-To: <87vdexav6q.fsf@mundaneum.com>

Cool, I did not know this.

Thanks!

- Carsten

On Jan 20, 2010, at 12:10 PM, Sébastien Vauban wrote:

> Hi Martin,
>
> "Martin G. Skjæveland" wrote:
>> Sébastien Vauban wrote:
>>> "Martin G. Skjæveland" wrote:
>>>
>>>> is it possible to change how hyperlinks are exported to LaTex  
>>>> without
>>>> going into to org-latex.el, but setting by a variable or similar  
>>>> in my
>>>> .emacs file?
>>>>
>>>> I would like to export hyperlinks in Latex as \myhref (or  
>>>> something else)
>>>> instead of \href, so that I can redefine \myhref using \href,  
>>>> like this
>>>>
>>>>   \usepackage{ifthen}
>>>>   \newcommand{\myhref}[2]{
>>>>     \ifthenelse{\equal{#1}{#2}}
>>>>       {\href{#1}{#2}}
>>>>       {\href{#1}{#2}\footnote{\url{#1}}}
>>>>     }
>>>>
>>>> and thus include the URLs of the links as footnotes.
>>>
>>> Not answering clearly your question, but an alternative (that  
>>> works) is to
>>> redefine \href either in your private class (if you use one) or in  
>>> your TeX
>>> file.
>>>
>>> In the latter case, put the `renewcommand' in your Org source, so  
>>> that it
>>> gets exported every time.
>>>
>>> Example (with a `newcommand' here):
>>>
>>> --8<---------------cut here---------------start------------->8---
>>> #+LaTeX_HEADER: \newcommand{\figtext}[2]{\begin{tikzpicture} \draw  
>>> (-#1/2,-#1/2) rectangle (#1/2,#1/2); \node[text width=#1] at (0,0)  
>>> {\color{blue}\scriptsize{#2}}; \end{tikzpicture}}
>>> --8<---------------cut here---------------end--------------->8---
>>>
>>> I think, for this case, this offers more flexibility and allows  
>>> you to get
>>> what you want.
>>
>> yes, this looks like the flexibility I'm after, but my problem with  
>> your
>> solution is that by using \renewcommand I would be defining a  
>> recursive
>> command, which does not work. (I should have mentioned that in my  
>> first
>> email, sorry.) This is the reason for renaming the \href command in  
>> the
>> export, so I can define my own href command using the standard href.
>
> Nope!  You can do that by simply renaming the old version first.
>
> In your case:
>
> --8<---------------cut here---------------start------------->8---
> \let\orig@href=\href
> \renewcommand\href[2]{%
>  \ifthenelse{\equal{#1}{#2}}
>      {\orig@href{#1}{#2}}
>    {\orig@href{#1}{#2}\footnote{\url{#1}}}
> }% href
>
> \href{http://www.mygooglest.com/}{Test}
> \href{http://www.mygooglest.com/}{http://www.mygooglest.com/}
> --8<---------------cut here---------------end--------------->8---
>
>
>> The reason I want to do this in the first place is to make URLs  
>> available
>> when the latex pdf is printed.
>
> That makes sense. I'll reuse your idea!
>
> Best regards,
>  Seb
>
> -- 
> Sébastien Vauban
>
>
>
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- Carsten