On Tuesday, March 21, 2023 at 2:31:14 PM UTC+1 Bastien DUMONT wrote:

Your custom reader can store the required information in divs, spans or attributes (for the elements that support it). Then, when writing to LaTeX, you can use a custom filter to convert this information to LaTeX code.

A word of caution: in your figure, the LaTeX engine comes after Pandoc (Pandoc outputs a TeX file taking account of the custom template; then this TeX file is processed by the LaTeX engine).

Le Tuesday 21 March 2023 à 05:31:48AM, Matan Bendix Shenhav a écrit :
> I'm looking to implement a web app which allows users to write articles which
> automatically get typeset into newspapers. I will be consuming JSON data and
> want to output PDFs, and want to understand how to provide limited control of
> element positioning (especially of images) through some sort of layout hooks.
>
> Articles will be written in a simple linear rich-text format, but some limited
> settings would allow users to control elements of positioning, in particular
> whether images would appear inline inside a column or blown up to full page
> width.
>
> Editing is highly contained to keep things simple. Users select a collection of
> articles and pick their preferred order, and the application can decide the
> details of how to position them. The output is a section of the newspaper, N
> pages long, as a PDF.
>
> The web editor will output the content in some sort of JSON format (probably
> extending [1]this API), but if necessary I can easily convert this into HTML
> (and indeed, I will have to anyway for the use to view the content in the
> editor).
>
> If I understand correctly, the Pandoc pipeline should be something like this:
>
> Screenshot from 2023-03-21 13-25-28.png
>
> My main question is about provide element-level hooks to allow to input JSON to
> influence output layout. As a simple example, let's say the user adds some
> images into the markup. Some images should be inline, while others should be
> full page width or even full page.
>
> How do I implement such hooks in this sort of Pandoc pipeline?
>
> Thank you for your time!
>
>
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> References:
>
> [1] https://editorjs.io/base-concepts/#what-is-clean-data
> [2] mailto:pandoc-discus...-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org
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