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RE: [xsl] Returning HTML tags from a function not working

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> I changed return type to "node()*" but in the output HTML I 
> don't see any <br /> tags.

Perhaps you used xsl:value-of to copy the data returned by the function to
the HTML result tree. This would extract the string value of the returned
nodes. You need to use xsl:copy-of or xsl:sequence.

Michael Kay
http://www.saxonica.com/


> 
> So my function looks like this:
> <xsl:function name="xrsl:printdoc" as="node()*>
>    <xsl:param name="docnode" as="element()*"/>
>    <xsl:if test="$docnode[1]">
>      <xsl:analyze-string  select="$docnode[1]" regex="\n">
>        <xsl:matching-substring><br /></xsl:matching-substring>
>        <xsl:non-matching-substring>
>          <xsl:value-of select="normalize-space(.)"/>
>        </xsl:non-matching-substring>
>      </xsl:analyze-string>             
>    </xsl:if>
> </xsl:function>
> 
> In addition I noticed that if the input has HTML tags, they 
> are being stripped out.
> 
> What I want is to copy the "doc" node verbatim but replace 
> new lines with <br /> and normalise
> spaces. So if the doc node has <b> </b> then they should be 
> copied to the output as it is. 
> 
> Thanks,
> Anupam.
> 
> 
> 
> --- Michael Kay <mike@xxxxxxxxxxxx> wrote:
> 
> > You've specified the result of the function as xs:string. 
> This means that
> > any elements in the result get atomized, and when you 
> atomize an empty <br/>
> > element you get nothing (well, you get an empty string, 
> which amounts to the
> > same thing...). Declare the result as node()* and all 
> should be well.
> > 
> > My own style would be to use a template for this rather 
> than a function.
> > It's not mandatory, but I think people expect when they see 
> a call-template
> > that nodes will be constructed, and they don't expect that 
> when the see a
> > function call.
> > 
> > Michael Kay
> > http://www.saxonica.com/ 
> > 
> > > -----Original Message-----
> > > From: Agnisys [mailto:agnisys@xxxxxxxxx] 
> > > Sent: 26 January 2006 22:01
> > > To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> > > Subject: [xsl] Returning HTML tags from a function not working
> > > 
> > > Hi,
> > >   I'm using Saxson XSLT 2.0 on a Linux system. 
> > > 
> > > Input looks like this:
> > > 
> > > <doc>
> > >  Some text that can be 
> > >  Multiline. It can also have lots of     spaces.
> > > </doc>
> > > 
> > > The Output of XSL is set to HTML.
> > > 
> > > I need the output to retain the newlines but retain the spaces.
> > > 
> > > So I want the HTML to look like:
> > > -----------------------------------------------
> > > Some text that can be 
> > > Multiline. It can also have lots of spaces.
> > > -----------------------------------------------
> > > 
> > > Here is my function, but somehow the <br /> vanishes from the 
> > > HTML and so I get one line only.
> > > <xsl:function name="xrsl:printdoc" as="xs:string*">
> > >   <xsl:param name="docnode" as="element()?"/>
> > >   <xsl:if test="$docnode[1]">
> > >     <xsl:analyze-string  select="$docnode[1]" regex="\n">
> > >       <xsl:matching-substring><br /></xsl:matching-substring>
> > >       <xsl:non-matching-substring>
> > >         <xsl:value-of select="normalize-space(.)"/>
> > >       </xsl:non-matching-substring>
> > >     </xsl:analyze-string>             
> > >   </xsl:if>
> > > </xsl:function>
> > > 
> > > Please help!
> > > Thanks,
> > > Anupam.
> > > 
> > >  
> > > 
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> 
> 
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