source: main/trunk/greenstone3/web/interfaces/default/transform/icons.xsl@ 24228

<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
  xmlns:java="http://xml.apache.org/xslt/java"
  xmlns:util="xalan://org.greenstone.gsdl3.util.XSLTUtil"
  extension-element-prefixes="java util"
  exclude-result-prefixes="java util">
 
  <!-- some global parameters - these are set by whoever is invoking the transformation -->
  <xsl:param name="interface_name"/>

  <!-- Display the appropriate image, depending on the node type -->
  <xsl:template match="documentNode" mode="displayNodeIcon">
    
    <!-- Root node: book icon (open or closed) -->
    <xsl:choose>
      <xsl:when test="@nodeType='root'">
    <xsl:choose>
      <xsl:when test="documentNode">
        <xsl:call-template name="openbookimg">
          <xsl:with-param name="title"><xsl:value-of select="util:getInterfaceText($interface_name, /page/@lang, 'close_book')"/></xsl:with-param>
        </xsl:call-template>
      </xsl:when>
      <xsl:otherwise>
        <xsl:call-template name="closedbookimg">
          <xsl:with-param name="title"><xsl:value-of select="util:getInterfaceText($interface_name, /page/@lang, 'open_book')"/></xsl:with-param>
        </xsl:call-template>
      </xsl:otherwise>
    </xsl:choose>
      </xsl:when>
      
      <!-- Internal node: folder icon (open or closed) -->
      <xsl:when test="@nodeType='internal'">
    <xsl:choose>
      <xsl:when test="documentNode">
        <xsl:call-template name="openfolderimg">
          <xsl:with-param name="title"><xsl:value-of select="util:getInterfaceText($interface_name, /page/@lang, 'close_folder')"/></xsl:with-param>
        </xsl:call-template>
      </xsl:when>
      <xsl:otherwise>
        <xsl:call-template name="closedfolderimg">
          <xsl:with-param name="title"><xsl:value-of select="util:getInterfaceText($interface_name, /page/@lang, 'open_folder')"/></xsl:with-param>
        </xsl:call-template>
      </xsl:otherwise>
    </xsl:choose>
      </xsl:when>
      
      <!-- Leaf node: page icon, and this is the default -->
      <xsl:otherwise>
    <xsl:call-template name="textpageimg">
      <xsl:with-param name="title"><xsl:value-of select="util:getInterfaceText($interface_name, /page/@lang, 'view_document')"/></xsl:with-param>
    </xsl:call-template>
      </xsl:otherwise>
    </xsl:choose>
  </xsl:template>

  <xsl:template name="openbookimg">
    <xsl:param name="alt"/>
    <xsl:param name="title"/>
    <img  border="0" width="28" height="23"
      src="interfaces/default/images/openbook.gif"
      alt="{$alt}" title="{$title}"/>
  </xsl:template>

  <xsl:template name="closedbookimg">
    <xsl:param name="alt"/>
    <xsl:param name="title"/>
    <img border="0" width="18" height="11"
      src="interfaces/default/images/book.gif"
      alt="{$alt}" title="{$title}"/>
  </xsl:template>

  <xsl:template name="openfolderimg">
    <xsl:param name="alt"/>
    <xsl:param name="title"/>
    <img border="0" width="23" height="15"
      src="interfaces/default/images/openfldr.gif"
      alt="{$alt}" title="{$title}"/>
  </xsl:template>

  <xsl:template name="closedfolderimg">
    <xsl:param name="alt"/>
    <xsl:param name="title"/>
    <img  border="0" width="23" height="15"
      src="interfaces/default/images/clsdfldr.gif"
      alt="{$alt}" title="{$title}"/>
  </xsl:template>

  <xsl:template name="textpageimg">
    <xsl:param name="alt"/>
    <xsl:param name="title"/>
    <img  border="0" width="16" height="21"
      src="interfaces/default/images/itext.gif"
      alt="{$alt}" title="{$title}"/>
  </xsl:template>

  <xsl:template name="bookshelfimg">
    <xsl:param name="alt"/>
    <xsl:param name="title"/>
    <img  border="0" width="20" height="16"
      src="interfaces/default/images/bshelf.gif"  
      alt="{$alt}" title="{$title}"/>
  </xsl:template>

  <xsl:template name="iconpdf">
    <xsl:param name="alt">PDF</xsl:param>
    <xsl:param name="title"><xsl:value-of select="util:getInterfaceText($interface_name, /page/@lang, 'texticonpdf')"/></xsl:param>
    <img border="0" width='26' height='26' 
      src='interfaces/default/images/ipdf.gif' 
      alt='{$alt}' title='{$title}'/>
  </xsl:template>
  
  <xsl:template name="icondoc">
    <xsl:param name="alt">Word</xsl:param>
    <xsl:param name="title"><xsl:value-of select="util:getInterfaceText($interface_name, /page/@lang, 'texticonmsword')"/></xsl:param>
    <img border="0" width='26' height='26' 
      src='interfaces/default/images/imsword.gif' 
      alt='{$alt}' title='{$title}'/>
  </xsl:template>

  <!-- builds up links to available document types equivalent to the default source
       document with as anchor the equivalent documents' doctype icons. -->
  <xsl:template name="equivDocLinks">
    <xsl:param name="count"/>

      <xsl:variable name="docicon" select="metadataList/metadata[contains(@name, 'equivDocIcon')]"/>
      <xsl:variable name="docEndlink" select="metadataList/metadata[contains(@name, '/equivDocLink')]"/>

      <!--<xsl:variable name="docStartlink" select="metadataList/metadata[contains(@name, 'all_*,*_equivDocLink')]"/>-->    
      <!-- In the following variable statement, we're trying to set the docStartlink to any metadata whose value 
    ends on equivDocLink but NOT /equivDocLink. Unfortunately, the xslt function fn:ends-with only exists from
    xslt 2.0 onwards. So need to use substring() and string-lenth() functions now to check whether the 13th char
    from the end is a slash or not, in order to distinguish between the start of a doclink and end of one. 
    If this 13th char from the end is not a slash, then we found (the string we want to store in) docStartlink. -->
      <xsl:variable name="docStartlink">
    <xsl:for-each select="metadataList/metadata">
      <xsl:if test="contains(@name, 'equivDocLink')">   
        <xsl:variable name="tmpvar" select="substring(@name, string-length(@name)-12, 1)"/> 
          <xsl:if test="not($tmpvar='/')">
            <xsl:value-of select="self::node()[@name]"/>            
          </xsl:if>     
      </xsl:if>
    </xsl:for-each> 
      </xsl:variable>

      <xsl:variable name="equivDocIcon" select="java:org.greenstone.gsdl3.util.XSLTUtil.getNumberedItem($docicon, $count)" />
      <xsl:variable name="equivStartlink" select="java:org.greenstone.gsdl3.util.XSLTUtil.getNumberedItem($docStartlink, $count)" />
      <xsl:variable name="equivEndlink" select="java:org.greenstone.gsdl3.util.XSLTUtil.getNumberedItem($docEndlink, $count)" />

      <xsl:if test="$equivDocIcon != ''">
        <xsl:value-of disable-output-escaping="yes" select="$equivStartlink"/>
        <xsl:value-of disable-output-escaping="yes" select="$equivDocIcon"/>
        <xsl:value-of disable-output-escaping="yes" select="$equivEndlink"/>

        <!-- recursively call this template to get multiple entries -->
        <xsl:call-template name="equivDocLinks">
          <xsl:with-param name="count"><xsl:value-of select="$count + 1"/></xsl:with-param>
        </xsl:call-template>
      </xsl:if>

  </xsl:template>

</xsl:stylesheet>