Re: [xsl] How to apply a xpath value in one XML to access the relevant XML for binding the data in XSL

[Michael Kay <mike@xxxxxxxxxxxx>]

On 27/07/2011 18:31, Sanjaya Liyanage wrote:
> Hi all,
>     I want to access one XML which has a xpath of another XML where I
> should bind data in XSL.

You need to look for an extension in your processor such as xx:eval() or 
xx:evaluate(), for example saxon:evaluate(), which allows you to 
evaluate a dynamically-obtained XPath expression.

Michael Kay
Saxonica
> test.xml
>
> <button>
> <id>btn1</id>
> <x>225</x>
> <y>450</y>
> <paths>document('a.xml')/catalog/title</paths>
> </button>
>
> a.xml
>
> <catalog>
> <title>History</title>
> <year>1987</year>
> <catalog>
>
> My target XSL which produces output correctly
>
>     <xsl:for-each select="button">
>     <button id="{id}" type="button"
> style="position:fixed;top:{y}px;left:{x}px;">
>     <xsl:value-of select="document('a.xml')/catalog/title"/>
>     </button>
>     </xsl:for-each>
>
> My current XSL which gives wrong output which is the path as the value
> of the button
>
>
>     <xsl:for-each select="button">
>     <button id="{id}" type="button"
> style="position:fixed;top:{y}px;left:{x}px;">
>     <xsl:value-of select="path"/>
>     </button>
>     </xsl:for-each>
>
> How can I achieve my target?Any ideas are welcome.Thank you.
>
> Sanjaya Liyanage