Re: How to make my latex environment accessible from markdown via short-code?

[Stefan Schroeder <ondekoza-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

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Whoa! That was quick. Thanks, Denis. I'll try it out and post my result 
here.

On Thursday, June 2, 2022 at 10:28:53 AM UTC+2 denis...-NSENcxR/0n0@public.gmane.org wrote:

> Just use divs for that:
>
>  
>
> ::: hint
>
> Whatever
>
> :::
>
>  
>
> Now, you can use a filter like the one below (posted by BPJ at some point).
>
>  
>
> This will check each div whether it has one of the classes defined in 
> ENV_CLASSES. If yes, it will insert an appropriate raw block.
>
>  
>
> ```lua
>
> ENV_CLASSES = { 'intro', 'question', 'solution', 'hint', 'definition', 
> 'whatever'}
>
>  
>
> local function latex(s)
>
>   return pandoc.RawBlock('latex', s)
>
> end
>
>  
>
> local function get_env_class(elem)
>
> if elem.classes then
>
>   for i = 1, #elem.classes do
>
>     for j = 1, #ENV_CLASSES do
>
>       if elem.classes[i] == ENV_CLASSES[j] then return ENV_CLASSES[j] end
>
>   end
>
> end
>
> else
>
>   error('function has_class used on an element of type ' ..
>
>         elem.t .. ' that cannot have classes.') end end
>
>  
>
> function Div(el)
>
>   local env_class = get_env_class(el) -- nil if there is none
>
>   if env_class then -- false if env_class is nil
>
>     return { latex('\\begin{'.. env_class..'}'), el, latex('\\end{'.. 
> env_class..'}') }
>
>   end
>
> end
>
>  
>
> function Span(el)
>
>                 if el.classes[1] == 'speaker' then
>
>                                return pandoc.RawInline('latex', 
> '\\speaker{'..el.content..'}')
>
>                 end
>
> end
>
> ```
>
>  
>
>  
>
> *Von:* pandoc-...-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org <pandoc-...-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org> *Im 
> Auftrag von *Stefan Schroeder
> *Gesendet:* Donnerstag, 2. Juni 2022 10:18
> *An:* pandoc-discuss <pandoc-...-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org>
> *Betreff:* How to make my latex environment accessible from markdown via 
> short-code?
>
>  
>
> I am converting markdown to pdf via latex using my own template.
>
> In the template I have defined a new environment called 'hint' that is 
> like a call-out.
>
>  
>
> This works:
>
> ---
>
> ```{=latex}
> \begin{hint}
> ```
> Lorem ipsum dolor sit amet, 
> ```{=latex}
> \end{hint}
> ```
>
> ---
>
> The Lorem text appears in the callout-environment.
>
>  
>
> I want to make the environment accessible more conveniently via a 
> short-code.
>
>  
>
> I have created a new lua-filter, 'hint.lua' that I successfully include:
>
> return {
>   {
>     Str = function (elem)
>       if elem.text == "{{hint_end}}" then
>         return pandoc.Str("```{=latex}\n\\end{guidehint}\n```\n")
>       elseif elem.text == "{{hint_begin}}" then
>         return pandoc.Str "```{=latex}\\begin{guidehint}```"
>       else
>         return elem
>       end
>     end,
>   }
> }
>
>  
>
> But when I use it, the macro-text will be included literally:
>
>  
>
> {{hint_begin}}
> Neque porro quisquam est, 
> {{hint_end}}
>
>  
>
> The code is not interpreted to end up being proper Latex, but it's escaped 
> somehow to become a string literal. 
>
> Thus my output looks like this:
>
>  
>
> “‘{=latex}\begin{hint}“‘ Neque porro quisquam est, qui dolorem ipsum, quia 
> dolor sit, amet, consectetur,
> adipisci velit “‘{=latex} \end{hint} “‘
>
>  
>
> How do I make the short-code to get access to my own environments?
>
>  
>
> PS. If there are different apporaches, that'll be nice as well.
>
>  
>
> Thanks
>
> Stefan
>
>  
>
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> .
>

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