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Re: Grouping/Sorting Problem

From: SarahLund@-----------.---------.---
To: NULL
Date: 10/12/2006 1:50:00 PM

Thank you so much - this gets me well on my way!

Sarah

"Dimitre Novatchev" wrote:

> This is a wellknown problem and it has a wellknown solution.
> 
> As Michelle has explained, it is trivial to solve, given one can use the 
> xxx:node-set() extension function.
> 
> I assume that you do not want to use any extension functions.
> 
> In this case, here's one solution:
> 
> This XSLT transformation:
> 
> <xsl:stylesheet version="1.0"
>  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
>  <xsl:output omit-xml-declaration="yes" indent="yes"/>
>  <xsl:strip-space elements="*"/>
> 
>  <xsl:key name="kModByID" match="Module | Perf_Module"
>   use="@nID"/>
> 
>  <xsl:template match="/">
>   <html>
>     <xsl:for-each select=
>        "/*/*/*/*/Module
>           [generate-id()
>           =
>            generate-id(key('kModByID',@nID)[1])
>           ]"
>     >
>      <table>
>       <xsl:for-each select=
>        "(
>          /*/*/*/*/Module
>        |
>         /*/*/*/*/*/Perf_Module
>         )
>         [@nID = current()/@nID] /*
>         ">
>           <xsl:sort select="@displayOrder" data-type="number"/>
> 
>           <xsl:variable name="vID" select="../@nID"/>
> 
>           <xsl:if test="position() mod 2 = 1">
>            <tr>
>              <td><xsl:value-of select="@name"/></td>
>              <td>
>                <xsl:call-template name="sortedNth">
>                  <xsl:with-param name="pId" select="$vID"/>
>                  <xsl:with-param name="pPos"
>                   select="position()+1"/>
>                </xsl:call-template>
>              </td>
>            </tr>
>           </xsl:if>
> 
>        </xsl:for-each>
>      </table>
>     </xsl:for-each>
>   </html>
>  </xsl:template>
> 
>  <xsl:template name="sortedNth">
>    <xsl:param name="pId" select="0"/>
>    <xsl:param name="pPos" select="0"/>
> 
>    <xsl:if test="$pPos > 0 and $pId > 0">
>      <xsl:for-each select=
>        "/*/*/*/*/*[@nID = $pId]/Category
>        |
>         /*/*/*/*/*/*[@nID = $pId]/Perf_Category
>         "
>        >
>        <xsl:sort select="@displayOrder" data-type="number"/>
> 
>        <xsl:if test="position() = $pPos">
>          <xsl:copy-of select="string(@name)"/>
>        </xsl:if>
>      </xsl:for-each>
>    </xsl:if>
> 
>  </xsl:template>
> </xsl:stylesheet>
> 
> 
> when applied on the origianl source xml document:
> 
> <Products>
>  <Begin_Product nID="2002421">
>   <Selection>
>    <Selection_Number>1</Selection_Number>
>    <Configuration_Data>
>     <Module displayOrder="10" nID="4656" name="Base Unit Module">
>      <Category displayOrder="10" nID="21" name="Unit"/>
>      <Category displayOrder="50" nID="43" name="Frame"/>
>      <Category displayOrder="20" nID="67" name="Unit Roof"/>
>     </Module>
>     <Module displayOrder="20" nID="4658" name="Fan Module">
>      <Category displayOrder="10" nID="96" name="Fan Module"/>
>      <Category displayOrder="20" nID="63" name="Fan Size"/>
>     </Module>
>    </Configuration_Data>
>    <Performance_Data>
>     <Perf_Data>
>      <Perf_Module nID="4656" name="Base Unit Module">
>       <Perf_Category displayOrder="30" nID="10" name="Unit Airflow"/>
>       <Perf_Category displayOrder="10" nID="91" name="Elevation"/>
>       <Perf_Category displayOrder="40" nID="13" name="Htg"/>
>      </Perf_Module>
>      <Perf_Module nID="4658" name="Fan Module">
>       <Perf_Category displayOrder="20" nID="23" name="Airflow"/>
>       <Perf_Category displayOrder="90" nID="30" name="AbsPower"/>
>      </Perf_Module>
>     </Perf_Data>
>    </Performance_Data>
>   </Selection>
>  </Begin_Product>
> </Products>
> 
> produces the wanted result:
> 
> <html>
>  <table>
>   <tr>
>    <td>Unit</td>
>    <td>Elevation</td>
>   </tr>
>   <tr>
>    <td>Unit Roof</td>
>    <td>Unit Airflow</td>
>   </tr>
>   <tr>
>    <td>Htg</td>
>    <td>Frame</td>
>   </tr>
>  </table>
>  <table>
>   <tr>
>    <td>Fan Module</td>
>    <td>Fan Size</td>
>   </tr>
>   <tr>
>    <td>Airflow</td>
>    <td>AbsPower</td>
>   </tr>
>  </table>
> </html>
> 
> Cheers,
> Dimitre Novatchev
> 
> 
> 
> "Sarah_Lund" <SarahLund@d...> wrote in message 
> news:2FB78E50-070F-4ADA-9F4F-1F50502E1D1D@m......
> > Thank you for your understanding and I will try to clarify.
> >
> > I need to create a table For Each Selection in the xml file.
> > Then in each table For Each
> > Configuration_Data/Module/@nID=Performance_Data/Perf_Data/Perf_Module/@nID, 
> > I
> > need to SORT on
> > /Products/Begin_Product/Selection/Configuration_Data/Module/Category/@displayOrder
> > and
> > /Products/Begin_Product/Selection/Performance_Data/Perf_Data/Perf_Module/Perf_Category/@displayOrder
> > (together as one list). And then put the
> > /Products/Begin_Product/Selection/Configuration_Data/Module/Category/@name
> > and
> > /Products/Begin_Product/Selection/Performance_Data/Perf_Data/Perf_Module/Perf_Category/@name
> > values in order horizontally in multiple columns with each item in an
> > individual table cell.
> >
> > Thank you in advance for trying to understand my explanation.
> > Sarah
> >
> > The xml is below in the event you don't have it from before.
> > <Products>
> > <Begin_Product nID="2002421">
> > <Selection>
> > <Selection_Number>1</Selection_Number>
> > <Configuration_Data>
> > <Module displayOrder="10" nID="4656" name="Base Unit Module">
> > <Category displayOrder="10" nID="21" name="Unit"/>
> > <Category displayOrder="50" nID="43" name="Frame"/>
> > <Category displayOrder="20" nID="67" name="Unit Roof"/>
> > </Module>
> > <Module displayOrder="20" nID="4658" name="Fan Module">
> > <Category displayOrder="10" nID="96" name="Fan Module"/>
> > <Category displayOrder="20" nID="63" name="Fan Size"/>
> > </Module>
> > </Configuration_Data>
> > <Performance_Data>
> > <Perf_Data>
> > <Perf_Module nID="4656" name="Base Unit Module">
> > <Perf_Category displayOrder="30" nID="10" name="Unit Airflow"/>
> > <Perf_Category displayOrder="10" nID="91" name="Elevation"/>
> > <Perf_Category displayOrder="40" nID="13" name="Htg"/>
> > </Perf_Module>
> > </Perf_Module nID="4658" name="Fan Module">
> > <Perf_Category displayOrder="20" nID="23" name="Airflow"/>
> > <Perf_Category displayOrder="90" nID="30" name="AbsPower"/>
> > </Perf_Module>
> > </Perf_Data>
> > </Performance_Data>
> > </Selection>
> > </Begin_Product>
> > </Products>
> > 
> 
> 
>


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