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From j..@apache.org
Subject [44/52] [partial] Add contributed documentation from janl's couchdb-docs repository.
Date Mon, 30 Apr 2012 17:33:23 GMT
http://git-wip-us.apache.org/repos/asf/couchdb/blob/1a82fd7c/share/docs/DocKit/xsl.d/docbook-xsl/common/olink.xsl
----------------------------------------------------------------------
diff --git a/share/docs/DocKit/xsl.d/docbook-xsl/common/olink.xsl b/share/docs/DocKit/xsl.d/docbook-xsl/common/olink.xsl
new file mode 100644
index 0000000..a790eb7
--- /dev/null
+++ b/share/docs/DocKit/xsl.d/docbook-xsl/common/olink.xsl
@@ -0,0 +1,1225 @@
+<?xml version="1.0"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                version="1.0">
+
+<!-- ********************************************************************
+     $Id: olink.xsl 8592 2010-03-16 16:40:43Z bobstayton $
+     ********************************************************************
+
+     This file is part of the DocBook XSL Stylesheet distribution.
+     See ../README or http://docbook.sf.net/ for copyright
+     copyright and other information.
+
+     ******************************************************************** -->
+
+<!-- Create keys for quickly looking up olink targets -->
+<xsl:key name="targetdoc-key" match="document" use="@targetdoc" />
+<xsl:key name="targetptr-key"  match="div|obj"
+         use="concat(ancestor::document/@targetdoc, '/',
+                     @targetptr, '/', ancestor::document/@lang)" />
+
+<!-- Return filename of database -->
+<xsl:template name="select.target.database">
+  <xsl:param name="targetdoc.att" select="''"/>
+  <xsl:param name="targetptr.att" select="''"/>
+  <xsl:param name="olink.lang" select="''"/>
+
+  <!-- use root's xml:base if exists -->
+  <xsl:variable name="xml.base" select="/*/@xml:base"/>
+
+  <!-- This selection can be customized if needed -->
+  <xsl:variable name="target.database.filename">
+    <xsl:choose>
+      <xsl:when test="$xml.base != '' and
+                   not(starts-with($target.database.document, 'file:/')) and
+                   not(starts-with($target.database.document, '/'))">
+        <xsl:call-template name="systemIdToBaseURI">
+          <xsl:with-param name="systemId" select="$xml.base"/>
+        </xsl:call-template>
+        <xsl:value-of select="$target.database.document"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="$target.database.document"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="target.database" 
+      select="document($target.database.filename,/)"/>
+
+  <xsl:choose>
+    <!-- Was the database document parameter not set? -->
+    <xsl:when test="$target.database.document = ''">
+      <xsl:message>
+        <xsl:text>Olinks not processed: must specify a </xsl:text>
+        <xsl:text>$target.database.document parameter&#10;</xsl:text>
+        <xsl:text>when using olinks with targetdoc </xsl:text>
+        <xsl:text>and targetptr attributes.</xsl:text>
+      </xsl:message>
+    </xsl:when>
+    <!-- Did it not open? Should be a targetset element -->
+    <xsl:when test="not($target.database/*)">
+      <xsl:message>
+        <xsl:text>Olink error: could not open target database '</xsl:text>
+        <xsl:value-of select="$target.database.filename"/>
+        <xsl:text>'.</xsl:text>
+      </xsl:message>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:value-of select="$target.database.filename"/>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="select.olink.key">
+  <xsl:param name="targetdoc.att" select="''"/>
+  <xsl:param name="targetptr.att" select="''"/>
+  <xsl:param name="olink.lang" select="''"/>
+  <xsl:param name="target.database"/>
+
+  <xsl:if test="$target.database/*">
+    <xsl:variable name="olink.fallback.sequence">
+      <xsl:call-template name="select.olink.lang.fallback">
+        <xsl:with-param name="olink.lang" select="$olink.lang"/>
+      </xsl:call-template>
+    </xsl:variable>
+  
+    <!-- Recurse through the languages until you find a match -->
+    <xsl:call-template name="select.olink.key.in.lang">
+      <xsl:with-param name="targetdoc.att" select="$targetdoc.att"/>
+      <xsl:with-param name="targetptr.att" select="$targetptr.att"/>
+      <xsl:with-param name="olink.lang" select="$olink.lang"/>
+      <xsl:with-param name="target.database" select="$target.database"/>
+      <xsl:with-param name="fallback.index" select="1"/>
+      <xsl:with-param name="olink.fallback.sequence"
+                      select="$olink.fallback.sequence"/>
+    </xsl:call-template>
+  </xsl:if>
+  
+</xsl:template>
+
+<!-- Locate olink key in a particular language -->
+<xsl:template name="select.olink.key.in.lang">
+  <xsl:param name="targetdoc.att" select="''"/>
+  <xsl:param name="targetptr.att" select="''"/>
+  <xsl:param name="olink.lang" select="''"/>
+  <xsl:param name="target.database"/>
+  <xsl:param name="fallback.index" select="1"/>
+  <xsl:param name="olink.fallback.sequence" select="''"/>
+  
+  <xsl:variable name="target.lang">
+    <xsl:call-template name="select.target.lang">
+      <xsl:with-param name="fallback.index" select="$fallback.index"/>
+      <xsl:with-param name="olink.fallback.sequence"
+                      select="$olink.fallback.sequence"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:if test="$olink.debug != 0">
+    <xsl:message><xsl:text>Olink debug: cases for targetdoc='</xsl:text>
+      <xsl:value-of select="$targetdoc.att"/>
+      <xsl:text>' and targetptr='</xsl:text>
+      <xsl:value-of select="$targetptr.att"/>
+      <xsl:text>' in language '</xsl:text>
+      <xsl:value-of select="$target.lang"/>
+      <xsl:text>'.</xsl:text>
+    </xsl:message>
+  </xsl:if>
+
+  <!-- Customize these cases if you want different selection logic -->
+  <xsl:variable name="CaseA">
+    <!-- targetdoc.att = not blank
+         targetptr.att = not blank
+    -->
+    <xsl:if test="$targetdoc.att != '' and
+                  $targetptr.att != ''">
+      <xsl:for-each select="$target.database">
+        <xsl:variable name="key" 
+                      select="concat($targetdoc.att, '/', 
+                                     $targetptr.att, '/',
+                                     $target.lang)"/>
+        <xsl:choose>
+          <xsl:when test="key('targetptr-key', $key)[1]/@href != ''">
+            <xsl:value-of select="$key"/>
+            <xsl:if test="$olink.debug != 0">
+              <xsl:message>Olink debug: CaseA matched.</xsl:message>
+            </xsl:if>
+          </xsl:when>
+          <xsl:when test="$olink.debug != 0">
+            <xsl:message>Olink debug: CaseA NOT matched</xsl:message>
+          </xsl:when>
+        </xsl:choose>
+      </xsl:for-each>
+    </xsl:if>
+  </xsl:variable>
+
+  <xsl:variable name="CaseB">
+    <!-- targetdoc.att = not blank
+         targetptr.att = not blank
+         prefer.internal.olink = not zero
+         current.docid = not blank 
+    -->
+    <xsl:if test="$targetdoc.att != '' and
+                  $targetptr.att != '' and
+                  $current.docid != '' and
+                  $prefer.internal.olink != 0">
+      <xsl:for-each select="$target.database">
+        <xsl:variable name="key" 
+                      select="concat($current.docid, '/', 
+                                     $targetptr.att, '/',
+                                     $target.lang)"/>
+        <xsl:choose>
+          <xsl:when test="key('targetptr-key', $key)[1]/@href != ''">
+            <xsl:value-of select="$key"/>
+            <xsl:if test="$olink.debug != 0">
+              <xsl:message>Olink debug: CaseB matched.</xsl:message>
+            </xsl:if>
+          </xsl:when>
+          <xsl:when test="$olink.debug != 0">
+            <xsl:message>Olink debug: CaseB NOT matched</xsl:message>
+          </xsl:when>
+        </xsl:choose>
+      </xsl:for-each>
+    </xsl:if>
+  </xsl:variable>
+
+  <xsl:variable name="CaseC">
+    <!-- targetdoc.att = blank
+         targetptr.att = not blank
+         current.docid = not blank 
+    -->
+    <xsl:if test="string-length($targetdoc.att) = 0 and
+                  $targetptr.att != '' and
+                  $current.docid != ''">
+      <!-- Must use a for-each to change context for keys to work -->
+      <xsl:for-each select="$target.database">
+        <xsl:variable name="key" 
+                      select="concat($current.docid, '/', 
+                                     $targetptr.att, '/',
+                                     $target.lang)"/>
+        <xsl:choose>
+          <xsl:when test="key('targetptr-key', $key)[1]/@href != ''">
+            <xsl:value-of select="$key"/>
+            <xsl:if test="$olink.debug != 0">
+              <xsl:message>Olink debug: CaseC matched.</xsl:message>
+            </xsl:if>
+          </xsl:when>
+          <xsl:when test="$olink.debug != 0">
+            <xsl:message>Olink debug: CaseC NOT matched.</xsl:message>
+          </xsl:when>
+        </xsl:choose>
+      </xsl:for-each>
+    </xsl:if>
+  </xsl:variable>
+
+  <xsl:variable name="CaseD">
+    <!-- targetdoc.att = blank
+         targetptr.att = not blank
+         current.docid = blank 
+    -->
+    <!-- This is possible if only one document in the database -->
+    <xsl:if test="string-length($targetdoc.att) = 0 and
+                  $targetptr.att != '' and
+                  string-length($current.docid) = 0 and
+                  count($target.database//document) = 1">
+      <xsl:for-each select="$target.database">
+        <xsl:variable name="key" 
+                      select="concat(.//document/@targetdoc, '/', 
+                                     $targetptr.att, '/',
+                                     $target.lang)"/>
+        <xsl:choose>
+          <xsl:when test="key('targetptr-key', $key)[1]/@href != ''">
+            <xsl:value-of select="$key"/>
+            <xsl:if test="$olink.debug != 0">
+              <xsl:message>Olink debug: CaseD matched.</xsl:message>
+            </xsl:if>
+          </xsl:when>
+          <xsl:when test="$olink.debug != 0">
+            <xsl:message>Olink debug: CaseD NOT matched</xsl:message>
+          </xsl:when>
+        </xsl:choose>
+      </xsl:for-each>
+    </xsl:if>
+  </xsl:variable>
+
+  <xsl:variable name="CaseE">
+    <!-- targetdoc.att = not blank
+         targetptr.att = blank
+    -->
+    <xsl:if test="$targetdoc.att != '' and
+                  string-length($targetptr.att) = 0">
+
+      <!-- Try the document's root element id -->
+      <xsl:variable name="rootid">
+        <xsl:choose>
+          <xsl:when test="$target.lang != ''">
+            <xsl:value-of select="$target.database//document[@targetdoc = $targetdoc.att and @lang = $target.lang]/*[1]/@targetptr"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="$target.database//document[@targetdoc = $targetdoc.att and not(@lang)]/*[1]/@targetptr"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:variable>
+
+      <xsl:for-each select="$target.database">
+        <xsl:variable name="key" 
+                      select="concat($targetdoc.att, '/', 
+                                     $rootid, '/',
+                                     $target.lang)"/>
+        <xsl:choose>
+          <xsl:when test="key('targetptr-key', $key)[1]/@href != ''">
+            <xsl:value-of select="$key"/>
+            <xsl:if test="$olink.debug != 0">
+              <xsl:message>Olink debug: CaseE matched.</xsl:message>
+            </xsl:if>
+          </xsl:when>
+          <xsl:when test="$olink.debug != 0">
+            <xsl:message>Olink debug: CaseE NOT matched.</xsl:message>
+          </xsl:when>
+        </xsl:choose>
+      </xsl:for-each>
+    </xsl:if>
+  </xsl:variable>
+
+  <xsl:variable name="CaseF">
+    <!-- targetdoc.att = not blank
+         targetptr.att = blank
+         prefer.internal.olink = not zero
+         current.docid = not blank 
+    -->
+    <xsl:if test="$targetdoc.att != '' and
+                  string-length($targetptr.att) = 0 and
+                  $current.docid != '' and
+                  $prefer.internal.olink != 0">
+      <!-- Try the document's root element id -->
+      <xsl:variable name="rootid">
+        <xsl:choose>
+          <xsl:when test="$target.lang != ''">
+            <xsl:value-of select="$target.database//document[@targetdoc = $current.docid and @lang = $target.lang]/*[1]/@targetptr"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="$target.database//document[@targetdoc = $current.docid and not(@lang)]/*[1]/@targetptr"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:variable>
+
+      <xsl:for-each select="$target.database">
+        <xsl:variable name="key" 
+                      select="concat($current.docid, '/', 
+                                     $rootid, '/',
+                                     $target.lang)"/>
+        <xsl:choose>
+          <xsl:when test="key('targetptr-key', $key)[1]/@href != ''">
+            <xsl:value-of select="$key"/>
+            <xsl:if test="$olink.debug != 0">
+              <xsl:message>Olink debug: CaseF matched.</xsl:message>
+            </xsl:if>
+          </xsl:when>
+          <xsl:when test="$olink.debug != 0">
+            <xsl:message>Olink debug: CaseF NOT matched.</xsl:message>
+          </xsl:when>
+        </xsl:choose>
+      </xsl:for-each>
+    </xsl:if>
+  </xsl:variable>
+
+  <!-- Now select the best match. Customize the order if needed -->
+  <xsl:variable name="selected.key">
+    <xsl:choose>
+      <xsl:when test="$CaseB != ''">
+        <xsl:value-of select="$CaseB"/>
+        <xsl:if test="$olink.debug != 0">
+          <xsl:message>
+            <xsl:text>Olink debug: CaseB key is the final selection: </xsl:text>
+            <xsl:value-of select="$CaseB"/>
+          </xsl:message>
+        </xsl:if>
+      </xsl:when>
+      <xsl:when test="$CaseA != ''">
+        <xsl:value-of select="$CaseA"/>
+        <xsl:if test="$olink.debug != 0">
+          <xsl:message>
+            <xsl:text>Olink debug: CaseA key is the final selection: </xsl:text>
+            <xsl:value-of select="$CaseA"/>
+          </xsl:message>
+        </xsl:if>
+      </xsl:when>
+      <xsl:when test="$CaseC != ''">
+        <xsl:value-of select="$CaseC"/>
+        <xsl:if test="$olink.debug != 0">
+          <xsl:message>
+            <xsl:text>Olink debug: CaseC key is the final selection: </xsl:text>
+            <xsl:value-of select="$CaseC"/>
+          </xsl:message>
+        </xsl:if>
+      </xsl:when>
+      <xsl:when test="$CaseD != ''">
+        <xsl:value-of select="$CaseD"/>
+        <xsl:if test="$olink.debug != 0">
+          <xsl:message>
+            <xsl:text>Olink debug: CaseD key is the final selection: </xsl:text>
+            <xsl:value-of select="$CaseD"/>
+          </xsl:message>
+        </xsl:if>
+      </xsl:when>
+      <xsl:when test="$CaseF != ''">
+        <xsl:value-of select="$CaseF"/>
+        <xsl:if test="$olink.debug != 0">
+          <xsl:message>
+            <xsl:text>Olink debug: CaseF key is the final selection: </xsl:text>
+            <xsl:value-of select="$CaseF"/>
+          </xsl:message>
+        </xsl:if>
+      </xsl:when>
+      <xsl:when test="$CaseE != ''">
+        <xsl:value-of select="$CaseE"/>
+        <xsl:if test="$olink.debug != 0">
+          <xsl:message>
+            <xsl:text>Olink debug: CaseE key is the final selection: </xsl:text>
+            <xsl:value-of select="$CaseE"/>
+          </xsl:message>
+        </xsl:if>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:if test="$olink.debug != 0">
+          <xsl:message>
+            <xsl:text>Olink debug: No case matched for lang '</xsl:text>
+            <xsl:value-of select="$target.lang"/>
+            <xsl:text>'.</xsl:text>
+          </xsl:message>
+        </xsl:if>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:choose>
+    <xsl:when test="$selected.key != ''">
+      <xsl:value-of select="$selected.key"/>
+    </xsl:when>
+    <xsl:when test="string-length($selected.key) = 0 and 
+                    string-length($target.lang) = 0">
+      <!-- No match on last try, and we are done -->
+    </xsl:when>
+    <xsl:otherwise>
+      <!-- Recurse through next language -->
+      <xsl:call-template name="select.olink.key.in.lang">
+        <xsl:with-param name="targetdoc.att" select="$targetdoc.att"/>
+        <xsl:with-param name="targetptr.att" select="$targetptr.att"/>
+        <xsl:with-param name="olink.lang" select="$olink.lang"/>
+        <xsl:with-param name="target.database" select="$target.database"/>
+        <xsl:with-param name="fallback.index" select="$fallback.index + 1"/>
+        <xsl:with-param name="olink.fallback.sequence"
+                        select="$olink.fallback.sequence"/>
+      </xsl:call-template>
+    </xsl:otherwise>
+  </xsl:choose>
+
+</xsl:template>
+
+<xsl:template name="select.target.lang">
+  <xsl:param name="fallback.index" select="1"/>
+  <xsl:param name="olink.fallback.sequence" select="''"/>
+
+  <!-- recurse backwards to find the lang matching the index -->
+  <xsl:variable name="firstlang" 
+                select="substring-before($olink.fallback.sequence, ' ')"/>
+  <xsl:variable name="rest" 
+                select="substring-after($olink.fallback.sequence, ' ')"/>
+  <xsl:choose>
+    <xsl:when test="$fallback.index = 1">
+      <xsl:value-of select="$firstlang"/>
+    </xsl:when>
+    <xsl:when test="$fallback.index &gt; 1">
+      <xsl:call-template name="select.target.lang">
+        <xsl:with-param name="fallback.index" select="$fallback.index - 1"/>
+        <xsl:with-param name="olink.fallback.sequence"
+                        select="$rest"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:otherwise>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="select.olink.lang.fallback">
+  <xsl:param name="olink.lang" select="''"/>
+
+  <!-- Prefer language of the olink element -->
+  <xsl:value-of select="concat(normalize-space(concat($olink.lang, ' ', 
+                        $olink.lang.fallback.sequence)), ' ')"/>
+</xsl:template>
+
+<!-- Returns the complete olink href value if found -->
+<xsl:template name="make.olink.href">
+  <xsl:param name="olink.key" select="''"/>
+  <xsl:param name="target.database"/>
+
+  <xsl:if test="$olink.key != ''">
+    <xsl:variable name="target.href" >
+      <xsl:for-each select="$target.database" >
+        <xsl:value-of select="key('targetptr-key', $olink.key)[1]/@href" />
+      </xsl:for-each>
+    </xsl:variable>
+  
+    <xsl:variable name="targetdoc">
+      <xsl:value-of select="substring-before($olink.key, '/')"/>
+    </xsl:variable>
+  
+    <!-- Does the target database use a sitemap? -->
+    <xsl:variable name="use.sitemap">
+      <xsl:choose>
+        <xsl:when test="$target.database//sitemap">1</xsl:when>
+        <xsl:otherwise>0</xsl:otherwise>
+      </xsl:choose>
+    </xsl:variable>
+  
+  
+    <!-- Get the baseuri for this targetptr -->
+    <xsl:variable name="baseuri" >
+      <xsl:choose>
+        <!-- Does the database use a sitemap? -->
+        <xsl:when test="$use.sitemap != 0" >
+          <xsl:choose>
+            <!-- Was current.docid parameter set? -->
+            <xsl:when test="$current.docid != ''">
+              <!-- Was it found in the database? -->
+              <xsl:variable name="currentdoc.key" >
+                <xsl:for-each select="$target.database" >
+                  <xsl:value-of select="key('targetdoc-key',
+                                        $current.docid)[1]/@targetdoc" />
+                </xsl:for-each>
+              </xsl:variable>
+              <xsl:choose>
+                <xsl:when test="$currentdoc.key != ''">
+                  <xsl:for-each select="$target.database" >
+                    <xsl:call-template name="targetpath" >
+                      <xsl:with-param name="dirnode" 
+                          select="key('targetdoc-key', $current.docid)[1]/parent::dir"/>
+                      <xsl:with-param name="targetdoc" select="$targetdoc"/>
+                    </xsl:call-template>
+                  </xsl:for-each >
+                </xsl:when>
+                <xsl:otherwise>
+                  <xsl:message>
+                    <xsl:text>Olink error: cannot compute relative </xsl:text>
+                    <xsl:text>sitemap path because $current.docid '</xsl:text>
+                    <xsl:value-of select="$current.docid"/>
+                    <xsl:text>' not found in target database.</xsl:text>
+                  </xsl:message>
+                </xsl:otherwise>
+              </xsl:choose>
+            </xsl:when>
+            <xsl:otherwise>
+              <xsl:message>
+                <xsl:text>Olink warning: cannot compute relative </xsl:text>
+                <xsl:text>sitemap path without $current.docid parameter</xsl:text>
+              </xsl:message>
+            </xsl:otherwise>
+          </xsl:choose> 
+          <!-- In either case, add baseuri from its document entry-->
+          <xsl:variable name="docbaseuri">
+            <xsl:for-each select="$target.database" >
+              <xsl:value-of select="key('targetdoc-key', $targetdoc)[1]/@baseuri" />
+            </xsl:for-each>
+          </xsl:variable>
+          <xsl:if test="$docbaseuri != ''" >
+            <xsl:value-of select="$docbaseuri"/>
+          </xsl:if>
+        </xsl:when>
+        <!-- No database sitemap in use -->
+        <xsl:otherwise>
+          <!-- Just use any baseuri from its document entry -->
+          <xsl:variable name="docbaseuri">
+            <xsl:for-each select="$target.database" >
+              <xsl:value-of select="key('targetdoc-key', $targetdoc)[1]/@baseuri" />
+            </xsl:for-each>
+          </xsl:variable>
+          <xsl:if test="$docbaseuri != ''" >
+            <xsl:value-of select="$docbaseuri"/>
+          </xsl:if>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:variable>
+  
+    <!-- Form the href information -->
+    <xsl:if test="$baseuri != ''">
+      <xsl:value-of select="$baseuri"/>
+      <xsl:if test="substring($target.href,1,1) != '#'">
+        <!--xsl:text>/</xsl:text-->
+      </xsl:if>
+    </xsl:if>
+    <!-- optionally turn off frag for PDF references -->
+    <xsl:if test="not($insert.olink.pdf.frag = 0 and
+          translate(substring($baseuri, string-length($baseuri) - 3),
+                    'PDF', 'pdf') = '.pdf'
+          and starts-with($target.href, '#') )">
+      <xsl:value-of select="$target.href"/>
+    </xsl:if>
+  </xsl:if>
+</xsl:template>
+
+<!-- Computes the href of the object containing the olink element -->
+<xsl:template name="olink.from.uri">
+  <xsl:param name="target.database"/>
+  <xsl:param name="object" select="NotAnElement"/>
+  <xsl:param name="object.targetdoc" select="$current.docid"/>
+  <xsl:param name="object.lang" 
+           select="concat($object/ancestor::*[last()]/@lang,
+                          $object/ancestor::*[last()]/@xml:lang)"/>
+
+  <xsl:variable name="parent.id">
+    <xsl:call-template name="object.id">
+      <xsl:with-param name="object" select="$object"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <!-- Get the olink key for the parent of olink element -->
+  <xsl:variable name="from.key">
+    <xsl:call-template name="select.olink.key">
+      <xsl:with-param name="targetdoc.att" select="$object.targetdoc"/>
+      <xsl:with-param name="targetptr.att" select="$parent.id"/>
+      <xsl:with-param name="olink.lang" select="$object.lang"/>
+      <xsl:with-param name="target.database" select="$target.database"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:variable name="from.olink.href">
+    <xsl:for-each select="$target.database" >
+      <xsl:value-of select="key('targetptr-key', $from.key)[1]/@href" />
+    </xsl:for-each>
+  </xsl:variable>
+
+  <xsl:choose>
+    <!-- we found the olink object -->
+    <xsl:when test="$from.olink.href != ''">
+      <xsl:value-of select="$from.olink.href"/>
+    </xsl:when>
+    <xsl:when test="not($object/parent::*)">
+      <xsl:value-of select="$from.olink.href"/>
+    </xsl:when>
+    <xsl:otherwise>
+      <!-- recurse upward in current document -->
+      <xsl:call-template name="olink.from.uri">
+        <xsl:with-param name="target.database" select="$target.database"/>
+        <xsl:with-param name="object" select="$object/parent::*"/>
+        <xsl:with-param name="object.targetdoc" select="$object.targetdoc"/>
+        <xsl:with-param name="object.lang" select="$object.lang"/>
+      </xsl:call-template>
+    </xsl:otherwise>
+  </xsl:choose>
+
+</xsl:template>
+
+<xsl:template name="olink.hottext">
+  <xsl:param name="target.database"/>
+  <xsl:param name="olink.lang" select="''"/>
+  <xsl:param name="olink.key" select="''"/>
+  <xsl:param name="referrer" select="."/>
+  <xsl:param name="xrefstyle">
+    <xsl:choose>
+      <xsl:when test="@role and not(@xrefstyle) 
+                      and $use.role.as.xrefstyle != 0">
+        <xsl:value-of select="@role"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="@xrefstyle"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:param>
+
+  <xsl:choose>
+    <!-- If it has elements or text (not just PI or comment) -->
+    <xsl:when test="child::text() or child::*">
+      <xsl:apply-templates/>
+    </xsl:when>
+    <xsl:when test="$olink.key != ''">
+      <!-- Get the xref text for this record -->
+      <xsl:variable name="xref.text" >
+        <xsl:for-each select="$target.database" >
+          <xsl:call-template name="insert.targetdb.data">
+            <xsl:with-param name="data"
+                  select="key('targetptr-key', $olink.key)[1]/xreftext/node()" />
+          </xsl:call-template>
+        </xsl:for-each>
+      </xsl:variable>
+
+      <xsl:variable name="xref.number" >
+        <xsl:for-each select="$target.database" >
+          <xsl:value-of select="key('targetptr-key', $olink.key)[1]/@number" />
+        </xsl:for-each>
+      </xsl:variable>
+
+      <xsl:variable name="target.elem" >
+        <xsl:for-each select="$target.database" >
+          <xsl:value-of select="key('targetptr-key', $olink.key)[1]/@element" />
+        </xsl:for-each>
+      </xsl:variable>
+
+      <xsl:variable name="lang">
+        <xsl:variable name="candidate">
+          <xsl:for-each select="$target.database" >
+            <xsl:value-of 
+                      select="key('targetptr-key', $olink.key)[1]/@lang" />
+          </xsl:for-each>
+        </xsl:variable>
+        <xsl:choose>
+          <xsl:when test="$candidate != ''">
+            <xsl:value-of select="$candidate"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="$olink.lang"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:variable>
+
+      <xsl:variable name="targetdoc">
+        <xsl:value-of select="substring-before($olink.key, '/')"/>
+      </xsl:variable>
+
+      <xsl:choose>
+        <xsl:when test="$xrefstyle != '' and
+                        starts-with(normalize-space($xrefstyle), 'select:') and
+                        (contains($xrefstyle, 'nodocname') or
+                        contains($xrefstyle, 'nopage')) and
+                        not(contains($xrefstyle, 'title')) and
+                        not(contains($xrefstyle, 'label'))"> 
+          <xsl:copy-of select="$xref.text"/>
+        </xsl:when>
+        <xsl:when test="$xrefstyle != ''">
+          <xsl:if test="$olink.debug != 0">
+            <xsl:message>
+              <xsl:text>xrefstyle is '</xsl:text>
+              <xsl:value-of select="$xrefstyle"/>
+              <xsl:text>'.</xsl:text>
+            </xsl:message>
+          </xsl:if>
+          <xsl:variable name="template">
+            <xsl:choose>
+              <xsl:when test="starts-with(normalize-space($xrefstyle),
+                                          'select:')">
+                <xsl:call-template name="make.gentext.template">
+                  <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+                  <xsl:with-param name="purpose" select="'olink'"/>
+                  <xsl:with-param name="referrer" select="."/>
+                  <xsl:with-param name="target.elem" select="$target.elem"/>
+                </xsl:call-template>
+              </xsl:when>
+              <xsl:when test="starts-with(normalize-space($xrefstyle),
+                                          'template:')">
+                <xsl:value-of select="substring-after(
+                                 normalize-space($xrefstyle), 'template:')"/>
+              </xsl:when>
+              <xsl:otherwise>
+                <!-- Look for Gentext template with @style attribute -->
+                <!-- Must compare to no style value because gentext.template
+                     falls back to no style -->
+
+                <xsl:variable name="xref-context">
+                  <xsl:call-template name="gentext.template">
+                    <xsl:with-param name="context" select="'xref'"/>
+                    <xsl:with-param name="name" select="$target.elem"/>
+                    <xsl:with-param name="lang" select="$lang"/>
+                  </xsl:call-template>
+                </xsl:variable>
+
+                <xsl:variable name="styled-xref-context">
+                  <xsl:call-template name="gentext.template">
+                    <xsl:with-param name="context" select="'xref'"/>
+                    <xsl:with-param name="name" select="$target.elem"/>
+                    <xsl:with-param name="lang" select="$lang"/>
+                    <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+                  </xsl:call-template>
+                </xsl:variable>
+
+                <xsl:variable name="xref-number-context">
+                  <xsl:call-template name="gentext.template">
+                    <xsl:with-param name="context" select="'xref-number'"/>
+                    <xsl:with-param name="name" select="$target.elem"/>
+                    <xsl:with-param name="lang" select="$lang"/>
+                  </xsl:call-template>
+                </xsl:variable>
+
+                <xsl:variable name="styled-xref-number-context">
+                  <xsl:call-template name="gentext.template">
+                    <xsl:with-param name="context" select="'xref-number'"/>
+                    <xsl:with-param name="name" select="$target.elem"/>
+                    <xsl:with-param name="lang" select="$lang"/>
+                    <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+                  </xsl:call-template>
+                </xsl:variable>
+
+                <xsl:variable name="xref-number-and-title-context">
+                  <xsl:call-template name="gentext.template">
+                    <xsl:with-param name="context" 
+                                    select="'xref-number-and-title'"/>
+                    <xsl:with-param name="name" select="$target.elem"/>
+                    <xsl:with-param name="lang" select="$lang"/>
+                  </xsl:call-template>
+                </xsl:variable>
+
+                <xsl:variable name="styled-xref-number-and-title-context">
+                  <xsl:call-template name="gentext.template">
+                    <xsl:with-param name="context" 
+                                    select="'xref-number-and-title'"/>
+                    <xsl:with-param name="name" select="$target.elem"/>
+                    <xsl:with-param name="lang" select="$lang"/>
+                    <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+                  </xsl:call-template>
+                </xsl:variable>
+
+                <xsl:choose>
+                  <xsl:when test="$xref-number-and-title-context != 
+                                 $styled-xref-number-and-title-context and
+                                 $xref.number != '' and
+                                 $xref.with.number.and.title != 0">
+                    <xsl:value-of 
+                            select="$styled-xref-number-and-title-context"/>
+                  </xsl:when>
+                  <xsl:when test="$xref-number-context != 
+                                 $styled-xref-number-context and
+                                 $xref.number != ''">
+                    <xsl:value-of select="$styled-xref-number-context"/>
+                  </xsl:when>
+                  <xsl:when test="$xref-context != $styled-xref-context">
+                    <xsl:value-of select="$styled-xref-context"/>
+                  </xsl:when>
+                  <xsl:when test="$xref-number-and-title-context != '' and
+                                 $xref.number != '' and
+                                 $xref.with.number.and.title != 0">
+                    <xsl:value-of 
+                            select="$xref-number-and-title-context"/>
+                    <xsl:if test="$olink.debug">
+                      <xsl:message>
+                        <xsl:text>Olink error: no gentext template</xsl:text>
+                        <xsl:text> exists for xrefstyle '</xsl:text>
+                        <xsl:value-of select="$xrefstyle"/>
+                        <xsl:text>' for element '</xsl:text>
+                        <xsl:value-of select="$target.elem"/>
+                        <xsl:text>' in language '</xsl:text>
+                        <xsl:value-of select="$lang"/>
+                        <xsl:text>' in context 'xref-number-and-title</xsl:text>
+                        <xsl:text>'. Using template without @style.</xsl:text>
+                      </xsl:message>
+                    </xsl:if>
+                  </xsl:when>
+                  <xsl:when test="$xref-number-context != '' and
+                                 $xref.number != ''">
+                    <xsl:value-of select="$xref-number-context"/>
+                    <xsl:if test="$olink.debug">
+                      <xsl:message>
+                        <xsl:text>Olink error: no gentext template</xsl:text>
+                        <xsl:text> exists for xrefstyle '</xsl:text>
+                        <xsl:value-of select="$xrefstyle"/>
+                        <xsl:text>' for element '</xsl:text>
+                        <xsl:value-of select="$target.elem"/>
+                        <xsl:text>' in language '</xsl:text>
+                        <xsl:value-of select="$lang"/>
+                        <xsl:text>' in context 'xref-number</xsl:text>
+                        <xsl:text>'. Using template without @style.</xsl:text>
+                      </xsl:message>
+                    </xsl:if>
+                  </xsl:when>
+                  <xsl:when test="$xref-context != ''">
+                    <xsl:value-of select="$xref-context"/>
+                    <xsl:if test="$olink.debug">
+                      <xsl:message>
+                        <xsl:text>Olink error: no gentext template</xsl:text>
+                        <xsl:text> exists for xrefstyle '</xsl:text>
+                        <xsl:value-of select="$xrefstyle"/>
+                        <xsl:text>' for element '</xsl:text>
+                        <xsl:value-of select="$target.elem"/>
+                        <xsl:text>' in language '</xsl:text>
+                        <xsl:value-of select="$lang"/>
+                        <xsl:text>' in context 'xref</xsl:text>
+                        <xsl:text>'. Using template without @style.</xsl:text>
+                      </xsl:message>
+                    </xsl:if>
+                  </xsl:when>
+                  <xsl:otherwise>
+                    <xsl:message>
+                      <xsl:text>Olink error: no gentext template</xsl:text>
+                      <xsl:text> exists for xrefstyle '</xsl:text>
+                      <xsl:value-of select="$xrefstyle"/>
+                      <xsl:text>' for element '</xsl:text>
+                      <xsl:value-of select="$target.elem"/>
+                      <xsl:text>' in language '</xsl:text>
+                      <xsl:value-of select="$lang"/>
+                      <xsl:text>'. Trying '%t'.</xsl:text>
+                    </xsl:message>
+                    <xsl:value-of select="'%t'"/>
+                  </xsl:otherwise>
+                </xsl:choose>
+              </xsl:otherwise>
+            </xsl:choose>
+          </xsl:variable>
+
+          <xsl:if test="$olink.debug != 0">
+            <xsl:message>
+              <xsl:text>Olink debug: xrefstyle template is '</xsl:text>
+              <xsl:value-of select="$template"/>
+              <xsl:text>'.</xsl:text>
+            </xsl:message>
+          </xsl:if>
+
+          <xsl:call-template name="substitute-markup">
+            <xsl:with-param name="template" select="$template"/>
+            <xsl:with-param name="title">
+              <xsl:for-each select="$target.database" >
+                <xsl:call-template name="insert.targetdb.data">
+                  <xsl:with-param name="data"
+                                  select="key('targetptr-key', $olink.key)/ttl/node()"/>
+                </xsl:call-template>
+              </xsl:for-each>
+            </xsl:with-param>
+            <xsl:with-param name="label">
+              <xsl:for-each select="$target.database" >
+                <xsl:value-of 
+                        select="key('targetptr-key', $olink.key)[1]/@number" />
+              </xsl:for-each>
+            </xsl:with-param>
+            <xsl:with-param name="pagenumber">
+              <xsl:for-each select="$target.database" >
+                <xsl:value-of 
+                        select="key('targetptr-key', $olink.key)[1]/@page" />
+              </xsl:for-each>
+            </xsl:with-param>
+            <xsl:with-param name="docname">
+              <xsl:for-each select="$target.database" >
+                <xsl:call-template name="insert.targetdb.data">
+                  <xsl:with-param name="data"
+                       select="key('targetdoc-key', $targetdoc)[1]/div[1]/ttl/node()" />
+                </xsl:call-template>
+              </xsl:for-each>
+            </xsl:with-param>
+          </xsl:call-template>
+        </xsl:when>
+
+        <xsl:when test="$use.local.olink.style != 0">
+
+          <!-- Is autonumbering on? -->
+          <xsl:variable name="target.number">
+            <xsl:for-each select="$target.database" >
+              <xsl:value-of 
+                      select="key('targetptr-key', $olink.key)[1]/@number" />
+            </xsl:for-each>
+          </xsl:variable>
+
+          <xsl:variable name="autonumber">
+            <xsl:choose>
+              <xsl:when test="$target.number != ''">1</xsl:when>
+              <xsl:otherwise>0</xsl:otherwise>
+            </xsl:choose>
+          </xsl:variable>
+        
+          <xsl:variable name="number-and-title-template">
+            <xsl:call-template name="gentext.template.exists">
+              <xsl:with-param name="context" select="'xref-number-and-title'"/>
+              <xsl:with-param name="name" select="$target.elem"/>
+            </xsl:call-template>
+          </xsl:variable>
+        
+          <xsl:variable name="number-template">
+            <xsl:call-template name="gentext.template.exists">
+              <xsl:with-param name="context" select="'xref-number'"/>
+              <xsl:with-param name="name" select="$target.elem"/>
+            </xsl:call-template>
+          </xsl:variable>
+        
+          <xsl:variable name="context">
+            <xsl:choose>
+              <xsl:when test="string($autonumber) != 0 
+                              and $number-and-title-template != 0
+                              and $xref.with.number.and.title != 0">
+                 <xsl:value-of select="'xref-number-and-title'"/>
+              </xsl:when>
+              <xsl:when test="string($autonumber) != 0 
+                              and $number-template != 0">
+                 <xsl:value-of select="'xref-number'"/>
+              </xsl:when>
+              <xsl:otherwise>
+                 <xsl:value-of select="'xref'"/>
+              </xsl:otherwise>
+            </xsl:choose>
+          </xsl:variable>
+        
+          <xsl:variable name="template">
+            <xsl:call-template name="gentext.template">
+              <xsl:with-param name="context" select="$context"/>
+              <xsl:with-param name="name" select="$target.elem"/>
+              <xsl:with-param name="lang" select="$lang"/>
+            </xsl:call-template>
+          </xsl:variable>
+
+          <xsl:call-template name="substitute-markup">
+            <xsl:with-param name="template" select="$template"/>
+            <xsl:with-param name="title">
+              <xsl:for-each select="$target.database" >
+                <xsl:call-template name="insert.targetdb.data">
+                  <xsl:with-param name="data"
+                               select="key('targetptr-key', $olink.key)[1]/ttl/node()" />
+                </xsl:call-template>
+              </xsl:for-each>
+            </xsl:with-param>
+            <xsl:with-param name="label">
+              <xsl:for-each select="$target.database" >
+                <xsl:call-template name="insert.targetdb.data">
+                  <xsl:with-param name="data"
+                          select="key('targetptr-key', $olink.key)[1]/@number" />
+                </xsl:call-template>
+              </xsl:for-each>
+            </xsl:with-param>
+          </xsl:call-template>
+        </xsl:when>
+        <xsl:when test="$xref.text !=''">
+          <xsl:copy-of select="$xref.text"/>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:message>
+            <xsl:text>Olink error: no generated text for </xsl:text>
+            <xsl:text>targetdoc/targetptr/lang = '</xsl:text>
+            <xsl:value-of select="$olink.key"/>
+            <xsl:text>'.</xsl:text>
+          </xsl:message>
+          <xsl:text>????</xsl:text>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:when>
+    <xsl:when test="@targetdoc != '' or @targetptr != ''">
+      <xsl:if test="$olink.key != ''">
+        <xsl:message>
+          <xsl:text>Olink error: no generated text for </xsl:text>
+          <xsl:text>targetdoc/targetptr/lang = '</xsl:text>
+          <xsl:value-of select="$olink.key"/>
+          <xsl:text>'.</xsl:text>
+        </xsl:message>
+      </xsl:if>
+      <xsl:text>????</xsl:text>
+    </xsl:when>
+    <xsl:otherwise>
+      <!-- old style olink -->
+      <xsl:call-template name="olink.outline">
+        <xsl:with-param name="outline.base.uri"
+                        select="unparsed-entity-uri(@targetdocent)"/>
+        <xsl:with-param name="localinfo" select="@localinfo"/>
+        <xsl:with-param name="return" select="'xreftext'"/>
+      </xsl:call-template>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="insert.targetdb.data">
+  <xsl:param name="data"/>
+  <!-- Customize this to massage data further -->
+  <xsl:copy-of select="$data"/>
+</xsl:template>
+
+<xsl:template match="*" mode="olink.docname.markup">
+  <!-- No-op for now -->
+</xsl:template>
+
+<xsl:template name="targetpath">
+  <xsl:param name="dirnode" />
+  <xsl:param name="targetdoc" select="''"/>
+
+<!-- 
+<xsl:message>dirnode is <xsl:value-of select="$dirnode/@name"/></xsl:message>
+<xsl:message>targetdoc is <xsl:value-of select="$targetdoc"/></xsl:message>
+-->
+  <!-- recursive template generates path to olink target directory -->
+  <xsl:choose>
+    <!-- Have we arrived at the final path step? -->
+    <xsl:when test="$dirnode/child::document[@targetdoc = $targetdoc]">
+      <!-- We are done -->
+    </xsl:when>
+    <!-- Have we reached the top without a match? -->
+    <xsl:when test="local-name($dirnode) != 'dir'" >
+        <xsl:message>Olink error: cannot locate targetdoc <xsl:value-of select="$targetdoc"/> in sitemap</xsl:message>
+    </xsl:when>
+    <!-- Is the target in a descendant? -->
+    <xsl:when test="$dirnode/descendant::document/@targetdoc = $targetdoc">
+      <xsl:variable name="step" select="$dirnode/child::dir[descendant::document/@targetdoc = $targetdoc]"/>
+      <xsl:if test = "$step">
+        <xsl:value-of select="$step/@name"/>
+        <xsl:text>/</xsl:text>
+      </xsl:if>
+      <!-- Now recurse with the child -->
+      <xsl:call-template name="targetpath" >
+        <xsl:with-param name="dirnode" select="$step"/>
+        <xsl:with-param name="targetdoc" select="$targetdoc"/>
+      </xsl:call-template>
+    </xsl:when>
+    <!-- Otherwise we need to move up a step -->
+    <xsl:otherwise>
+      <xsl:if test="$dirnode/parent::dir">
+        <xsl:text>../</xsl:text>
+      </xsl:if>
+      <xsl:call-template name="targetpath" >
+        <xsl:with-param name="dirnode" select="$dirnode/parent::*"/>
+        <xsl:with-param name="targetdoc" select="$targetdoc"/>
+      </xsl:call-template>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="olink.page.citation">
+  <xsl:param name="olink.key" select="''"/>
+  <xsl:param name="olink.lang" select="'en'"/>
+  <xsl:param name="target.database"/>
+  <xsl:param name="linkend" select="''"/>
+  <xsl:param name="xrefstyle">
+    <xsl:choose>
+      <xsl:when test="@role and not(@xrefstyle) 
+                      and $use.role.as.xrefstyle != 0">
+        <xsl:value-of select="@role"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="@xrefstyle"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:param>
+
+  <xsl:variable name="targetdoc">
+    <xsl:value-of select="substring-before($olink.key, '/')"/>
+  </xsl:variable>
+
+  <xsl:choose>
+    <xsl:when test="$linkend != ''">
+      <xsl:call-template name="xref.page.citation">
+        <xsl:with-param name="linkend" select="$linkend"/>
+        <xsl:with-param name="target" select="key('id', $linkend)"/>
+        <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:when test="not(starts-with(normalize-space($xrefstyle),
+                        'select:') 
+                and (contains($xrefstyle, 'page')
+                     or contains($xrefstyle, 'Page')))
+                and $current.docid != '' 
+                and $current.docid != $targetdoc
+                and $insert.olink.page.number = 'yes' ">
+  
+      <xsl:variable name="page-number">
+        <xsl:for-each select="$target.database" >
+          <xsl:value-of 
+                 select="key('targetptr-key', $olink.key)[1]/@page" />
+        </xsl:for-each>
+      </xsl:variable>
+  
+      <xsl:if test="$page-number != ''">
+        <xsl:call-template name="substitute-markup">
+          <xsl:with-param name="template">
+            <xsl:call-template name="gentext.template">
+              <xsl:with-param name="name" select="'olink.page.citation'"/>
+              <xsl:with-param name="context" select="'xref'"/>
+              <xsl:with-param name="lang" select="$olink.lang"/>
+            </xsl:call-template>
+          </xsl:with-param>
+          <xsl:with-param name="pagenumber" select="$page-number"/>
+        </xsl:call-template>
+      </xsl:if>
+  
+    </xsl:when>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="olink.document.citation">
+  <xsl:param name="olink.key" select="''"/>
+  <xsl:param name="olink.lang" select="'en'"/>
+  <xsl:param name="target.database"/>
+  <xsl:param name="xrefstyle">
+    <xsl:choose>
+      <xsl:when test="@role and not(@xrefstyle) 
+                      and $use.role.as.xrefstyle != 0">
+        <xsl:value-of select="@role"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="@xrefstyle"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:param>
+
+  <xsl:variable name="page">
+    <xsl:for-each select="$target.database" >
+      <xsl:value-of 
+             select="key('targetptr-key', $olink.key)[1]/@page" />
+    </xsl:for-each>
+  </xsl:variable>
+
+  <xsl:variable name="targetdoc">
+    <xsl:value-of select="substring-before($olink.key, '/')"/>
+  </xsl:variable>
+
+  <xsl:variable name="targetptr">
+    <xsl:value-of 
+          select="substring-before(substring-after($olink.key, '/'), '/')"/>
+  </xsl:variable>
+
+  <!-- Don't add docname if pointing to root element -->
+  <xsl:variable name="rootptr">
+    <xsl:for-each select="$target.database" >
+      <xsl:value-of 
+             select="key('targetdoc-key', $targetdoc)[1]/div[1]/@targetptr" />
+    </xsl:for-each>
+  </xsl:variable>
+
+  <xsl:variable name="docname">
+    <xsl:for-each select="$target.database" >
+      <xsl:call-template name="insert.targetdb.data">
+        <xsl:with-param name="data"
+             select="key('targetdoc-key', $targetdoc)[1]/div[1]/ttl/node()" />
+      </xsl:call-template>
+    </xsl:for-each>
+  </xsl:variable>
+
+  <xsl:if test="not(starts-with(normalize-space($xrefstyle), 'select:') 
+              and (contains($xrefstyle, 'docname')))
+              and ($olink.doctitle = 'yes' or $olink.doctitle = '1')
+              and $current.docid != '' 
+              and $rootptr != $targetptr
+              and $current.docid != $targetdoc
+              and $docname != ''">
+    <xsl:call-template name="substitute-markup">
+      <xsl:with-param name="template">
+        <xsl:call-template name="gentext.template">
+          <xsl:with-param name="name" select="'olink.document.citation'"/>
+          <xsl:with-param name="context" select="'xref'"/>
+          <xsl:with-param name="lang" select="$olink.lang"/>
+        </xsl:call-template>
+      </xsl:with-param>
+      <xsl:with-param name="docname" select="$docname"/>
+      <xsl:with-param name="pagenumber" select="$page"/>
+    </xsl:call-template>
+  </xsl:if>
+</xsl:template>
+
+<xsl:template name="xref.page.citation">
+  <!-- Determine if this xref should have a page citation.
+       Context node is the xref or local olink element -->
+  <xsl:param name="linkend" select="@linkend"/>
+  <xsl:param name="target" select="key('id', $linkend)"/>
+  <xsl:param name="xrefstyle">
+    <xsl:choose>
+      <xsl:when test="@role and not(@xrefstyle) 
+                      and $use.role.as.xrefstyle != 0">
+        <xsl:value-of select="@role"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="@xrefstyle"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:param>
+
+  <xsl:if test="not(starts-with(normalize-space($xrefstyle),'select:')
+                    and (contains($xrefstyle, 'page')
+                         or contains($xrefstyle, 'Page')))
+                and ( $insert.xref.page.number = 'yes' 
+                   or $insert.xref.page.number = '1')
+                or local-name($target) = 'para'">
+    <xsl:apply-templates select="$target" mode="page.citation">
+      <xsl:with-param name="id" select="$linkend"/>
+    </xsl:apply-templates>
+  </xsl:if>
+</xsl:template>
+
+</xsl:stylesheet>
+


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