Re: docx writer: using styles from reference document

[Alan <alan.mcl-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

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Hi Brandon

Jesse shared this with me earlier in the thread, it helped a lot:
https://pandoc.org/lua-filters.html

cheers
Alan

On Mon, May 20, 2019 at 3:09 PM Brandon Keith Biggs <
brandonkeithbiggs-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:

> Hello,
> I would love a link in the documentation to a guide on using these
> filters, because having a TOC, title page, controlling page numbers, and
> all that is very common when using word.
> Thanks,
>
> Brandon Keith Biggs <http://brandonkeithbiggs.com/>
>
>
> On Mon, May 20, 2019 at 6:06 AM Alan <alan.mcl-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
>
>> Hi
>>
>> I made some progress on this:
>>
>> 1. I got the cover page working by using the lua filter to remove all the
>> meta data inlines then reconstructing it all as an "abstract" meta element.
>> Handily the Abstract has Blocks not Inlines, so the custom styles work. And
>> the TOC appears after the abstract.
>>
>> 2. Hard breaks remain a problem though. I can work around this on the
>> cover page with some spacing, but that's not feasible for the rest of a
>> typical document.
>> Question: is the non-support hard breaks in Pandoc an intentional
>> position, or is this just a gap that the community would be interested in
>> filling if someone cared enough to implement it?
>>
>> One new challenge:
>>
>> 3. Page numbers. Can I use the lua filter to insert a page number footer
>> in the generated docx?
>>
>> regards
>> Alan
>>
>>
>> On Fri, May 10, 2019 at 4:29 PM Alan <alan.mcl-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
>>
>>> Hi
>>>
>>> The lua filter approach is working reasonably well but I have a couple
>>> more in depth questions. For context, my pandoc input format is docbook
>>> generated from asciidoc.
>>>
>>> 1. Title, subtitle, author and other meta elements: how do I apply
>>> styles to them?
>>>  - I've tried wrapping them in Spans (inside a "function Pandoc(doc)")
>>> as suggested by the custom-style docs, but they don't pick up any styles.
>>>  - I tried turning them into Div/Para objects in the main body, but then
>>> they appear after the generated TOC.
>>> Basically I need to support setting up a cover page followed by a TOC.
>>>
>>> 2. Page breaks/hard breaks. They don't seem to be supported by the
>>> Pandoc internal model. Any suggestions for getting around this?
>>> Also related to the cover page need.
>>>
>>> regards
>>> Alan
>>>
>>>
>>> On Mon, May 6, 2019 at 5:41 PM Alan <alan.mcl-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
>>>
>>>> Thanks for the reply Jesse
>>>>
>>>> I did check out the custom styles, but you are right that I'd rather
>>>> not embed that in every paragraph. I'm dealing with moderately large
>>>> documents and it would get old pretty fast.
>>>>
>>>> I hadn't considered the lua filters yet. Good idea, I will give it a
>>>> try.
>>>>
>>>> regards
>>>> Alan
>>>>
>>>> On Mon, May 6, 2019 at 5:36 PM Jesse Rosenthal <jrosenthal-4GNroTWusrE@public.gmane.org>
>>>> wrote:
>>>>
>>>>> Alan McLachlan <alan.mcl-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> writes:
>>>>>
>>>>> > pandoc today generates the paragraph text set to "Normal"
>>>>> > style, I want it to use "My Style 1" instead of Normal.
>>>>>
>>>>> This is a job for custom-styles:
>>>>> https://pandoc.org/MANUAL.html#custom-styles
>>>>>
>>>>> So, one (not particularly user-friendly) way to do it would be to wrap
>>>>> ever paragaph in a div, to give it a custom style
>>>>>
>>>>> ~~~
>>>>> ::: {custom-style="My Style 1"}
>>>>> Here is a paragraph.
>>>>> :::
>>>>>
>>>>> ::: {custom-style="My Style 1"}
>>>>> Here is another.
>>>>> :::
>>>>> ~~~
>>>>>
>>>>> But you probably don't want to do that -- instead, it would be nice to
>>>>> just write as normal:
>>>>>
>>>>> ~~~
>>>>> Here is a paragraph.
>>>>>
>>>>> Here is another.
>>>>> ~~~
>>>>>
>>>>> and then have paragraphs converted on the fly. To do that, you'd use a
>>>>> pandoc filter (https://pandoc.org/lua-filters.html):
>>>>>
>>>>> ~~~
>>>>> function Para(blk)
>>>>>    local attr = pandoc.Attr()
>>>>>    attr.attributes["custom-style"] = "My Style 1"
>>>>>    return pandoc.Div({blk}, attr)
>>>>> end
>>>>> ~~~
>>>>>
>>>>> That will convert all plain paras into a styled div. Save that in a
>>>>> file
>>>>> (`style.lua`), and then run it on the simple markdown file:
>>>>>
>>>>> `pandoc input.md --lua-filter=styler.lua -o output.docx`
>>>>>
>>>>>
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