Re: [xsl] Acheiving ..2nd level grouping but with different node structure ..

["G. Ken Holman" <gkholman@xxxxxxxxxxxxxxxxxxxx>]

At 2002-07-24 08:59 -0400, KUMAR NINGASHETTY wrote:
>    This seemed little different having different parent nodes for 2nd 
> level grouping using keys ..

Sometimes using keys isn't always the easiest for multiple-level grouping.

Consider the solution below that doesn't use keys at all, but uses 
variables instead.

I hope this helps.

................ Ken

>    Here is my XSL with first level grouping extracting distinct 
> regions   and i am having problems grouping users within Region .
>   Any help appreciated .


T:\ftemp>type kumar.xml
<rep>
  <uwr>
        <los userid="1014" reg="Region 4">
                <review type="N"><![CDATA[11]]></review>
                <review type="Y"><![CDATA[16]]></review>
        </los>
        <los userid="1017" reg="Region 4">
                <review type="N"><![CDATA[7]]></review>
                <review type="Y"><![CDATA[17]]></review>
        </los>
        <los userid="1025" reg="Region 2">
                <review type="N"><![CDATA[13]]></review>
                <review type="Y"><![CDATA[12]]></review>
        </los>
  </uwr>
  <arr>
        <los userid="1014" reg="Region 4">
                <review type="N"><![CDATA[15]]></review>
                <review type="Y"><![CDATA[19]]></review>
        </los>
        <los userid="1017" reg="Region 4">
                <review type="N"><![CDATA[20]]></review>
                <review type="Y"><![CDATA[22]]></review>
        </los>
        <los userid="1025" reg="Region 2">
                <review type="N"><![CDATA[23]]></review>
                <review type="Y"><![CDATA[25]]></review>
        </los>
  </arr>
</rep>

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

<xsl:output method="text"/>

<xsl:template match="/">
  <xsl:variable name="los" select="/*/*/los"/>
  <xsl:for-each select="$los">
    <xsl:if test="generate-id(.)=
                  generate-id($los[@reg=current()/@reg])">
      <xsl:text>
</xsl:text>
<xsl:value-of select="@reg"/>
  Userid  UWR(n)  UWR(Y)  ARR(N)  ARR(Y)
<xsl:variable name="regs" select="$los[@reg=current()/@reg]"/>
      <xsl:for-each select="$regs">
        <xsl:if test="generate-id(.)=
                      generate-id($regs[@userid=current()/@userid])">
          <xsl:text>   </xsl:text>
          <xsl:value-of select="@userid"/>
          <xsl:text>     </xsl:text>
          <xsl:value-of
           select="/rep/uwr/los[@userid=current()/@userid]/review[@type='N']"/>
          <xsl:text>      </xsl:text>
          <xsl:value-of
           select="/rep/uwr/los[@userid=current()/@userid]/review[@type='Y']"/>
          <xsl:text>      </xsl:text>
          <xsl:value-of
           select="/rep/arr/los[@userid=current()/@userid]/review[@type='N']"/>
          <xsl:text>      </xsl:text>
          <xsl:value-of
           select="/rep/arr/los[@userid=current()/@userid]/review[@type='Y']"/>
          <xsl:text>
</xsl:text>
        </xsl:if>
      </xsl:for-each>
    </xsl:if>
  </xsl:for-each>
</xsl:template>

</xsl:stylesheet>

T:\ftemp>xt kumar.xml kumar.xsl

Region 4
  Userid  UWR(n)  UWR(Y)  ARR(N)  ARR(Y)
   1014     11      16      15      19
   1017     7      17      20      22

Region 2
  Userid  UWR(n)  UWR(Y)  ARR(N)  ARR(Y)
   1025     13      12      23      25

T:\ftemp>rem Done!


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