Invalid? docbook5 export of de/Presentations/Beamer.lyx

[Richard Kimberly Heck]

On 7/25/20 1:19 PM, Thibaut Cuvelier wrote:
> On Sat, 25 Jul 2020 at 18:59, Richard Kimberly Heck <rikiheck at lyx.org
> <mailto:rikiheck at lyx.org>> wrote:
>
>     On 7/25/20 12:19 PM, Kornel Benko wrote:
>     > Export to docbook5 --> OK
>     > Check the exported with xmllint
>     >
>     >       $ xmllint --valid -sax Beamer.xml
>     > ...
>     > SAX.startElementNs(Subsection, NULL,
>     'http://docbook.org/ns/docbook', 0, 0, 0)
>     > SAX.characters(Basic Ideas for Proofs/Impleme, 38)
>     > SAX.endElementNs(Subsection, NULL, 'http://docbook.org/ns/docbook')
>     > SAX.characters(
>     > , 1)
>     > SAX.error: error parsing attribute name
>     > SAX.error: attributes construct error
>     > SAX.error: Couldn't find end of Start Tag Section line 199
>     > SAX.characters(*>Summary, 9)
>     > SAX.error: expected '>'
>     > SAX.error: Opening and ending tag mismatch: section line 197 and
>     Section
>     > ...
>     > SAX.error: error parsing attribute name
>     > SAX.error: attributes construct error
>     > SAX.error: Couldn't find end of Start Tag Subsection line 231
>     > SAX.characters(*>For Further Reading, 21)
>     > SAX.error: expected '>'
>     > SAX.error: Opening and ending tag mismatch: section line 162 and
>     Subsection
>     > ...
>     > SAX.error: Opening and ending tag mismatch: article line 4 and
>     section
>     > SAX.error: Extra content at the end of the document
>
>     Knowing roughly how this works, I expect that getting beamer files to
>     export properly may be something of a challenge.
>
>
> Maybe a challenge on the LyX side, but at least also on the DocBook
> side: there is a schema customisation for presentations, DocBook
> Slides (https://docbook.org/schemas/5x-custom.html#slides). I have
> never used it, so I don'treally know how complex it will be to support
> it.

I seem to remember someone telling me there was something similar for
HTML, but I can't now remember.


> For now, it's very low priority for me, there is still enough work to
> do on articles and books :).

Indeed.


> (By the way, the only known issue right now: nested lists do not
> always work. I have not yet started to work on this.)

Well, that is great progress!

Riki


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