[NTG-context] First example in xml-mkiv.pdf

Keith McKay mckaymeister at gmail.com
Wed Jun 6 15:38:50 CEST 2018


Aah yes, how silly of me to forget to add \starttext... \stoptext! 
Thanks for your help.

Best Wishes

Keith


On 06/06/2018 14:32, Hans Hagen wrote:
> On 6/5/2018 10:03 PM, Keith McKay wrote:
>> Dear List,
>>
>> In my continuing effort to improve my ConTeXt skills I thought I 
>> would have a look at XML and ConTeXt. Note: I have no XML skills but, 
>> "in for a penny, in for a pound", as they say over here. I started by 
>> looking at the very first example on page 5 of "Dealing with XML in 
>> ConTeXt mkiv" and straight away hit a problem.  There is a typo in 
>> the first line of the XML file which I corrected:
>>
>> <?xml version='1.0' standalone='yes?>
>>
>> should be
>>
>> <?xml version="1.0" standalone="yes"?>
>>
>> However when I ran the file using the tex file it only produced a 3 
>> page pdf with a contents page and 2 title pages and no other text.
>>
>> Here is the XML file which is the similar to the one on page 5 but 
>> with two sections rather than one:
>>
>> <?xml version="1.0" standalone="yes"?>
>>
>> <document>
>>
>> <section>
>>
>> <title>Some title</title>
>>
>> <content>
>>
>> <p>a paragraph of text</p>
>>
>> <p>another paragraph of text</p>
>>
>> </content>
>>
>> </section>
>>
>> <section>
>>
>> <title>Another title</title>
>>
>> <content>
>>
>> <p>a paragraph of text</p>
>>
>> <p>another paragraph of text</p>
>>
>> </content>
>>
>> </section>
>>
>> </document>
>>
>> The TeX file is cut and pasted from pages 5 and 6 of xml-mkiv.pdf:
>>
>> \startxmlsetups xml:demo:base
>>
>> \xmlsetsetup{#1}{document|section|p|itemize|item}{xml:demo:*}
>>
>> \stopxmlsetups
>>
>> \xmlregisterdocumentsetup{demo}{xml:demo:base}
>>
>> \startxmlsetups xml:demo:document
>>
>> \starttitle[title={Contents}]
>>
>> \placelist[chapter]
>>
>> \stoptitle
>>
>> \xmlflush{#1}
>>
>> \stopxmlsetups
>>
>> \startxmlsetups xml:demo:section
>>
>> \startchapter[title=\xmlfirst{#1}{/title}]
>>
>> \xmlfirst{#1}{/content}
>>
>> \stopchapter
>>
>> \stopxmlsetups
>>
>> \startxmlsetups xml:demo:p
>>
>> \xmlflush{#1}\endgraf
>>
>> \stopxmlsetups
>>
>> \xmlprocessfile{demo}{demo.xml}{}
>>
>> This seemed such a simple example and I'm a bit perplexed as to why 
>> it did not work. Can somebody explain why no paragraphs are showing 
>> up? I'm using:
>>
>> ConTeXt ver: 2018.04.04 00:51 MKIV beta fmt: 2018.6.2 int: 
>> english/english
>>
>> LuaTeX, Version 1.07.0 (TeX Live 2018)
>>
>> Thanks and Best Wishes
> you need to add \starttext ... \stoptext
>
> \startbuffer[demo]
> <?xml version="1.0" standalone="yes"?>
>
> <document>
>     <section>
>         <title>Some title</title>
>         <content>
>             <p>a paragraph of text</p>
>             <p>another paragraph of text</p>
>         </content>
>     </section>
>     <section>
>         <title>Another title</title>
>         <content>
>             <p>a paragraph of text</p>
>             <p>another paragraph of text</p>
>         </content>
>     </section>
> </document>
> \stopbuffer
>
> \startxmlsetups xml:demo:base
>     \xmlsetsetup{#1}{document|section|p|itemize|item}{xml:demo:*}
> \stopxmlsetups
>
> \xmlregisterdocumentsetup{demo}{xml:demo:base}
>
> \startxmlsetups xml:demo:document
>     \starttitle[title={Contents}]
>         \placelist[chapter]
>     \stoptitle
>     \xmlflush{#1}
> \stopxmlsetups
>
> \startxmlsetups xml:demo:section
>     \startchapter[title=\xmlfirst{#1}{/title}]
>         \xmlfirst{#1}{/content}
>     \stopchapter
> \stopxmlsetups
>
> \startxmlsetups xml:demo:p
>     \xmlflush{#1}\endgraf
> \stopxmlsetups
>
> \starttext
>     \xmlprocessbuffer{demo}{demo}{}
> \stoptext
>
>
> -----------------------------------------------------------------
>                                           Hans Hagen | PRAGMA ADE
>               Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
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