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AW: AW: global variable and position() once more

2003-08-28 15:12:46
Hi Lizet,

you can use a similar Xpath to check the following sibling axis for
checking the end condition and combining the two with "and":

<xsl:apply-templates select="html/body/node()[
    preceding-sibling::text()[starts-with(normalize-space(.), 'References')]
    and following-sibling::text()[starts-with(normalize-space(.), 
'Description')]]"/>


Cheers,
Markus
__________________________
Markus Abt
Comet Computer GmbH
http://www.comet.de



----------
Von:    fe(_dot_)sola(_at_)infomed(_dot_)sld(_dot_)cu
Gesendet:       Donnerstag, 28. August 2003 23:02
An:     xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
Betreff:        Re: AW: [xsl] global variable and position() once more

Hi Markus,
It worked fine, thanks. Now I'm doing a similar thing but taking the text nodes 
between 
a text node that starts with 'References' and the text node with 'Description', 
but it's 
a similar template...
again thanks,
lizet
Mensaje citado por Markus Abt <abt(_at_)comet(_dot_)de>:

Hi,

if you want output everything after the "Description" text node, try this:

<?xml version="1.0" encoding="iso-8859-1"?>
<xsl:stylesheet version="1.0" 
xmlns:xsl="http://www.w3.org/1999/XSL/Transform";>

<xsl:template match="/">
  <Document>
    <!-- select all nodes after the Description text node -->
    <xsl:apply-templates
select="html/body/node()[preceding-sibling::text()[starts-with(normalize-space(.),
'Description')]]"/>
  </Document>
</xsl:template>

<!-- copy all nodes with their descendants. Adjust to your needs -->
<xsl:template match="@*|node()">
  <xsl:copy>
    <xsl:apply-templates select="@*|node()"/>
  </xsl:copy>
</xsl:template>

</xsl:stylesheet>


The Xpath works as follows:
-  html/body/node() selects all child nodes of the body element.
-  [ ... ] gives a condition to the previous selection.
   It is tested for every selected node.
-  preceding-sibling::text() selects all preceding siblings (for every 
selected node
above).
-  starts-with(normalize-space(.), 'Description') tests for the "Description" 
text
node.
   It is tested for every preceding sibling.
-  So, preceding-sibling::text()[starts-with(normalize-space(.), 
'Description')]
   selects only this node.
-  If there is such a preceding sibling, the outer condition ([...]) is true.
-  The result is, only the html/body/node() with this condition true are 
selected.
-  apply-templates then processes this nodes.

The second template just copies everythig through, discard it, if you have
your own templates to handle further processing.


Hope this helps,
Markus
__________________________
Markus Abt
Comet Computer GmbH
http://www.comet.de


----------
Von:  fe(_dot_)sola(_at_)infomed(_dot_)sld(_dot_)cu
Gesendet:     Donnerstag, 28. August 2003 17:53
An:   xsl-list(_at_)lists(_dot_)mulberrytech(_dot_)com
Betreff:      RE: [xsl] global variable and position() once more

Hello, being a newbie is a pain...
I decided to try Michael Kay's suggestion of using a global variable. My 
problem is
that 
I need to select the text nodes after a text node that starts with the 
word 'Description'.
The xhtml looks more or less like this: (This is a simplified sample version, 
could 
provide the real one on request)

<html>
   <head>
      <!--Something here-->
   <head>
   <body>
        blah bla blah
        <table>
          <!-- something here-->
        </table>
        Description
        <table>
          <!-- something here-->
        </table>
        text nodes to select with the description text
        
   </body>
</html>  

My xsl stylesheet looks like this:
..
<xsl:template match="/">
                ... 
              <Document>
                  <xsl:apply-templates select="html"/>
              </Document>
                ...  
</xsl:template>
..
<xsl:variable name="descPos" select="//text()[starts-with(normalize-space
(),'Description')]"/>
..
<xsl:template match="html">
                <xsl:element name="description">
                       <xsl:apply-templates 
select="text()[position()>$descPos]"/>
                </xsl:element>
..
</xsl:template>
..
I can't manage to store in the descPos global variable the position of the 
node that 
starts with 'Description', when I try 
select="//text()[starts-with(normalize-space
(),'Description')position()] or try to get the position function somewhere in 
that
XPath 
expression I get errors.
So far the descPos variable gets a wrong value, always 1 and the mentioned 
text node
has 
a position 30 or more on some other input documents.
thanks a lot for looking at this, 
Lizet



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http://webmail.sld.cu

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