From: Hans van der Meer <havdmeer@ziggo.nl>
To: NTG ConTeXt <ntg-context@ntg.nl>
Subject: Re: nbsp in XML (S01E01)
Date: Wed, 21 Apr 2021 20:37:27 +0200 [thread overview]
Message-ID: <6E3F7696-32FF-4CEF-A4B5-8CBAE8D2FE87@ziggo.nl> (raw)
In-Reply-To: <CAPefzZ2uDvcDgQ1M1j1EcmJVnqc3gj7rio7LygRKvp+7jdj5LQ@mail.gmail.com>
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> Why tilde is displayed?
Wouldn't the simple answer not be: because XML is not TeX?
dr. Hans van der Meer
> On 21 Apr 2021, at 20:17, Jano Kula <jano.kula@gmail.com> wrote:
>
> Dear list,
>
> first episode of series on nbsp of XML in lmtx.
> Unfortunately, not that catchy as Netflix.
>
> Used XML input has two types of non-breakable space:
> unicode character
> html entitity (in fact an ugly output of HTML editor)
> HTML is preprocessed with ctx preprocessor (great feature!) and substituted for unicode char nbsp or tilde.
>
> MWE shows unichar spaces are non-breakable (see end of the first lines), however they are not stretchable (see second line of the paragraphs).
>
> Does unicode nbsp have fixed with in ctx?
>
> When tilde is the replacement in preprocessor (uncomment first replacement in preprocessor), xmlfush will display tilde (which is, as character, non-breakable and unstretchable, no surprise).
>
> Why tilde is displayed?
>
> Replacing or adding nbsp (tilde) with finalizers have different results, see next episode after this one is understood.
>
> Thank you,
> Jano
>
> MWE (rather use attached file not to loose invisible characters):
>
> \startbuffer[doc]
> <?xml version "1.0"?>
> <document>
> <p>Temperature 20 °C 20 °C 20 °C 20 °C average.</p>
> <p>Altitude 6000&nbsp;m 6000&nbsp;m 6000&nbsp;m 6000&nbsp;m average.</p>
> </document>
> \stopbuffer
>
> \startluacode
> function lxml.preprocessor(data)
> -- data = string.gsub(data, "&nbsp;", "~")
> -- replacement nbsp invisible in luacode
> data = string.gsub(data, "&nbsp;", " ")
> return data
> end
> \stopluacode
>
>
> \startxmlsetups xml:name
> \xmlsetsetup{\xmldocument}{*}{-}
> \xmlsetsetup{\xmldocument}{document|p}{xml:name:*}
> \stopxmlsetups
> \xmlregistersetup{xml:name}
>
> \startxmlsetups xml:name:document
> \xmlflush{#1}\par
> \stopxmlsetups
>
> \startxmlsetups xml:name:p
> \parfillskip0pt\xmlflush{#1}\par
> \stopxmlsetups
>
> \startTEXpage[offset=5mm,width=60mm]
> \xmlprocessbuffer{xml:name}{doc}{}
> \stopTEXpage
> <xml-and-space-preprocessor.tex>___________________________________________________________________________________
> If your question is of interest to others as well, please add an entry to the Wiki!
>
> maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
> webpage : http://www.pragma-ade.nl / http://context.aanhet.net
> archive : https://bitbucket.org/phg/context-mirror/commits/
> wiki : http://contextgarden.net
> ___________________________________________________________________________________
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___________________________________________________________________________________
If your question is of interest to others as well, please add an entry to the Wiki!
maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
webpage : http://www.pragma-ade.nl / http://context.aanhet.net
archive : https://bitbucket.org/phg/context-mirror/commits/
wiki : http://contextgarden.net
___________________________________________________________________________________
next prev parent reply other threads:[~2021-04-21 18:37 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-21 18:17 Jano Kula
2021-04-21 18:37 ` Hans van der Meer [this message]
2021-04-21 21:09 ` Jano Kula
2021-04-21 21:17 ` denis.maier
2021-04-22 6:02 ` Taco Hoekwater
2021-04-21 21:28 ` mf
2021-04-22 9:36 ` Hans Hagen
2021-04-23 18:01 ` Jano Kula
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