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From: Hans Hagen <pragma@wxs.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: xml attribute conditional
Date: Tue, 13 Dec 2011 10:33:21 +0100	[thread overview]
Message-ID: <4EE71BE1.9020405@wxs.nl> (raw)
In-Reply-To: <CABjEdScjc_NuAfHwV=zakkQ7ZW1tAM7uY=DOmXZeAvUtaZ4YAA@mail.gmail.com>

On 13-12-2011 00:48, Jon Crump wrote:
> All,
>
> I have a conditional expression that checks to see if the current node
> has any ancestor whose xml:id attribute matches a string
>
> \xmldoifelse{#1}{ancestor::div[@xml:id='apr_engl']}
>
> What I need is a test to see if the current node has any ancestor
> whose xml:id attribute _contains_ a substring. Something like this:
>
> \xmldoifelse{#1}{ancestor::div[ @xml:id contains('_engl')]}
>
> trying this:
> \xmldoifelse{#1}{ancestor::div[ contains(@xml:id, '_engl')]}
>
> got me this error:
> ! LuaTeX error<     local expr = xml.expressions...>:3: bad argument
> #1 to 'contains' (string expected, got nil)
>
> any suggestions?

is there always an id? if not:

	@xml:id and contains(@xml:id,'_engl')

small test file needed

(you can run with \enabletrackers[xml.parse,xml.path] to see how it ends 
up)

Hans


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  reply	other threads:[~2011-12-13  9:33 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-12 23:48 Jon Crump
2011-12-13  9:33 ` Hans Hagen [this message]
2011-12-13 19:21   ` Jon Crump
2011-12-14  0:02     ` Hans Hagen
2011-12-14 18:33       ` Jon Crump
2011-12-14 21:53         ` Hans Hagen
2011-12-14 23:49           ` Jon Crump

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