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Re: finding next element after

2002-10-02 10:18:24
I got it, but want to make sure that I am not doing
anything too funky here, as this is my first real
foray into using axises.

<xsl:choose>
        <xsl:when test="local-name(parent::node())='Link'">
                <xsl:if
test="local-name(../../following-sibling::node())='Caption'">
                        <Caption>
                                <xsl:attribute name="align">
                                                <xsl:value-of select="'bottom'" 
/>
                                                </xsl:attribute>
                                                <xsl:value-of
select="../../following-sibling::node()" />
                                        </Caption>
                                </xsl:if>
                        </xsl:when>
                        <xsl:when test="local-name(parent::node())='p'">
                                <xsl:if
test="local-name(../following-sibling::node())='Caption'">
                                        <Caption>
                                                <xsl:attribute name="align">
                                                                <xsl:value-of 
select="'bottom'" />
                                                </xsl:attribute>
                                                <xsl:value-of
select="../following-sibling::node()" />
                                        </Caption>
                                </xsl:if>
                        </xsl:when>
                        <xsl:otherwise></xsl:otherwise>
                </xsl:choose>

Thoughts? Is there an easier/better way to accomplish
this?

--nate


--- Nathan Shaw <n8_shaw(_at_)yahoo(_dot_)com> wrote:
Here is my deal. I am trying to associate a caption
with an image. The XML I am parsing will always look
like this:

With a caption and a link:
<p><Link href="http://islswg.hq.nasa.gov/";><img
src="C:\Documents and Settings\nshaw.HQIRMS\My
Documents\genericpics\ISS\transhub.jpg"
height="120.75" width="156.75"/></Link></p>
<Caption>Picture of the ISS TransHAB.</Caption>

OR 

With a caption and no link:
<p><img src="C:\Documents and
Settings\nshaw.HQIRMS\My
Documents\genericpics\ISS\transhub.jpg"
height="120.75" width="156.75"/></p>
<Caption>Picture of the ISS TransHAB.</Caption>

OR 
With a link and no caption:
<p><Link href="http://islswg.hq.nasa.gov/";><img
src="C:\Documents and Settings\nshaw.HQIRMS\My
Documents\genericpics\ISS\transhub.jpg"
height="120.75" width="156.75"/></Link></p>

OR

With no link or caption:
<p><img src="C:\Documents and
Settings\nshaw.HQIRMS\My
Documents\genericpics\ISS\transhub.jpg"
height="120.75" width="156.75"/></p>

I want my resulting ouput to look like this (of
course
there would not be a Link or Caption element if
those
did not exist in the original XML):

<Media type="image" id="transhub"
file="http://www.nasa.gov/images/aero.gif";
width="157"
height="121" border="" alt="Picture of the ISS
TransHAB." align="left"><Link
url="http://islswg.hq.nasa.gov/";
type="internal"/><Caption align="bottom">Picture of
the ISS TransHAB.</Caption>
</Media>
This is as close as I have gotten in my XSLT.
Finding
the next following Caption element is tripping me up
((following-sibling::*[1])[self::Caption])!

<xsl:template match="img">
      <Media>
              <xsl:attribute name="type">
                              <xsl:value-of select="'image'" />
              </xsl:attribute>
              <xsl:variable name="fileName">
                      <xsl:call-template name="getFileName">
                              <xsl:with-param name="FilePath" select="@src" />
                      </xsl:call-template>
              </xsl:variable>
              <xsl:variable name="imgID"
select="substring-before($fileName,'.')" />
              <xsl:attribute name="id">
                              <xsl:value-of select="$imgID" />
              </xsl:attribute>
              <xsl:attribute name="file">
                      <xsl:value-of

select="concat('http://www.nasa.gov/images/',$fileName)"
/>
              </xsl:attribute>
              <xsl:attribute name="width">
                              <xsl:value-of select="round(@width)" />
              </xsl:attribute>
              <xsl:attribute name="height">
                              <xsl:value-of select="round(@height)" />
              </xsl:attribute>
              <xsl:attribute name="border">
                              <xsl:value-of select="@border" />
              </xsl:attribute>
              <xsl:attribute name="alt">
                              <xsl:value-of select="/NewsRelease/Body/caption"
/>
              </xsl:attribute>
              <xsl:if test="local-name(parent::node())='Link'">
                      <Link>
                              <xsl:attribute name="url">
                                              <xsl:value-of select="../@href" 
/>
                              </xsl:attribute>
                              <xsl:variable name="nasaURL">
                                      <xsl:call-template name="LCase">
                                              <xsl:with-param name="string"
select="../@href"
/>
                                      </xsl:call-template>
                              </xsl:variable>
                              <xsl:attribute name="type">
                                      <xsl:choose>
                                              <xsl:when
test="contains($nasaURL,'nasa.gov')">
                                                      <xsl:value-of 
select="'internal'" />
                                              </xsl:when>
                                              <xsl:otherwise>
                                                      <xsl:value-of 
select="'external'" />
                                              </xsl:otherwise>
                                      </xsl:choose>
                              </xsl:attribute>
                      </Link>
              </xsl:if>
              <xsl:if
test="(following-sibling::*[1])[self::Caption]">
                      <Caption>
                              <xsl:attribute name="align">
                                              <xsl:value-of select="'bottom'" 
/>
                              </xsl:attribute>
                              <xsl:value-of
select="(following-sibling::*[1])[self::Caption]" />
                      </Caption>
              </xsl:if>
      </Media>
</xsl:template>

thanks in advance for the help! I have been racking
me
brain for hours and hours on this!

--nate

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New DSL Internet Access from SBC & Yahoo!
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