From: ThomasH <therch-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: pandoc-discuss <pandoc-discuss-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org>
Subject: Re: Lua Filter: Change image alt= attribute
Date: Sat, 29 Apr 2023 09:32:50 -0700 (PDT) [thread overview]
Message-ID: <6b329ca9-dc71-488d-bbcf-8d8dea3c67fan@googlegroups.com> (raw)
In-Reply-To: <CADAJKhD1xpL-Re2M8tUQq8DiZNM=dXNw8tQ=iqWEqrm57g_nzQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
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Great, that did it!
T.
On Friday, April 28, 2023 at 10:58:23 PM UTC+2 BPJ wrote:
> You want `image.caption = 'image'`
>
> Den fre 28 apr. 2023 17:25ThomasH <the...-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> skrev:
>
>> I want to change the alt= attribute of an image during translation. This
>> is my Lua filter:
>>
>>
>>
>>
>>
>> *function Image(elem) nelem = elem:clone() nelem.attributes.alt =
>> 'image' return nelemend*
>>
>> It doesn't work, though. With HTML like
>>
>> <?xml version="1.0" encoding="utf-8" ?>
>> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "
>> http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
>> <html>
>> <head>
>> </head>
>> <body>
>> See image: <img src="foo.jpg" alt="foobar"/>
>> </body>
>> </html>
>>
>> I get an AST like this
>>
>> [ Plain
>> [ Str "See"
>> , Space
>> , Str "image:"
>> , Space
>> , Image
>> ( "" , [] , [ ( "alt" , "image" ) ] )
>> [ Str "foobar" ]
>> ( "foo.jpg" , "" )
>> ]
>> ]
>>
>> I'm not sure how to interprete the Image part, though. The Markdown
>> output is:
>>
>> See image: {alt="image"}
>>
>> which shows that the original alt text is retained, and the intended
>> replacement text is just added as if an arbitrary attribute.
>>
>> What is wrong with my filter?
>>
>> Thanks, T.
>>
>> --
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>> <https://groups.google.com/d/msgid/pandoc-discuss/0c93ede7-c24c-4a7f-ab8f-1b6b0d6aa7c1n%40googlegroups.com?utm_medium=email&utm_source=footer>
>> .
>>
>
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prev parent reply other threads:[~2023-04-29 16:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-28 15:24 ThomasH
[not found] ` <0c93ede7-c24c-4a7f-ab8f-1b6b0d6aa7c1n-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org>
2023-04-28 20:58 ` BPJ
[not found] ` <CADAJKhD1xpL-Re2M8tUQq8DiZNM=dXNw8tQ=iqWEqrm57g_nzQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2023-04-29 16:32 ` ThomasH [this message]
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