From cd1cae98fe06e70713208c92b97fa5fd52e668c3 Mon Sep 17 00:00:00 2001
From: Norman Walsh <ndw@nwalsh.com>
Date: Sat, 22 Sep 2001 14:16:38 +0000
Subject: [PATCH] Bug #463033: allow xref to list items (in orderedlists) and
 varlistentrys

---
 xsl/common/gentext.xsl | 40 +++++++++++++++++++---------------------
 xsl/common/labels.xsl  | 28 ++++++++++++++++++++++++++++
 xsl/fo/xref.xsl        | 13 +++++++++++++
 xsl/html/xref.xsl      | 13 +++++++++++++
 4 files changed, 73 insertions(+), 21 deletions(-)

diff --git a/xsl/common/gentext.xsl b/xsl/common/gentext.xsl
index 5506216c2..1a72f4ea9 100644
--- a/xsl/common/gentext.xsl
+++ b/xsl/common/gentext.xsl
@@ -157,27 +157,25 @@
   </xsl:call-template>
 </xsl:template>
 
-<xsl:template match="section|simplesect
-                     |sect1|sect2|sect3|sect4|sect5
-                     |refsect1|refsect2|refsect3
-                     |bridgehead"
-              mode="object.xref.markup">
-  <xsl:variable name="template">
-    <xsl:apply-templates select="." mode="object.xref.template"/>
-  </xsl:variable>
-
-<!--
-  <xsl:message>
-    <xsl:text>object.xref.markup: </xsl:text>
-    <xsl:value-of select="local-name(.)"/>
-    <xsl:text>: </xsl:text>
-    <xsl:value-of select="$template"/>
-  </xsl:message>
--->
-
-  <xsl:call-template name="substitute-markup">
-    <xsl:with-param name="template" select="$template"/>
-  </xsl:call-template>
+<xsl:template match="listitem" mode="object.xref.markup">
+  <xsl:choose>
+    <xsl:when test="parent::orderedlist">
+      <xsl:variable name="template">
+        <xsl:apply-templates select="." mode="object.xref.template"/>
+      </xsl:variable>
+      <xsl:call-template name="substitute-markup">
+        <xsl:with-param name="template" select="$template"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:message>
+        <xsl:text>Xref is only supported to listitems in an</xsl:text>
+        <xsl:text> orderedlist: </xsl:text>
+        <xsl:value-of select="@id"/>
+      </xsl:message>
+      <xsl:text>???</xsl:text>
+    </xsl:otherwise>
+  </xsl:choose>
 </xsl:template>
 
 <!-- ============================================================ -->
diff --git a/xsl/common/labels.xsl b/xsl/common/labels.xsl
index 0d633b6e6..a771a6585 100644
--- a/xsl/common/labels.xsl
+++ b/xsl/common/labels.xsl
@@ -494,6 +494,34 @@ element label.</para>
   </xsl:choose>
 </xsl:template>
 
+<xsl:template match="orderedlist/listitem" mode="label.markup">
+  <xsl:variable name="numeration">
+    <xsl:call-template name="list.numeration">
+      <xsl:with-param name="node" select="parent::orderedlist"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:variable name="type">
+    <xsl:choose>
+      <xsl:when test="$numeration='arabic'">1</xsl:when>
+      <xsl:when test="$numeration='loweralpha'">a</xsl:when>
+      <xsl:when test="$numeration='lowerroman'">i</xsl:when>
+      <xsl:when test="$numeration='upperalpha'">A</xsl:when>
+      <xsl:when test="$numeration='upperroman'">I</xsl:when>
+      <!-- What!? This should never happen -->
+      <xsl:otherwise>
+        <xsl:message>
+          <xsl:text>Unexpected numeration: </xsl:text>
+          <xsl:value-of select="$numeration"/>
+        </xsl:message>
+        <xsl:value-of select="1."/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:number count="listitem" format="{$type}"/>
+</xsl:template>
+
 <xsl:template match="abstract" mode="label.markup">
   <!-- nop -->
 </xsl:template>
diff --git a/xsl/fo/xref.xsl b/xsl/fo/xref.xsl
index b9e3b956d..581413d21 100644
--- a/xsl/fo/xref.xsl
+++ b/xsl/fo/xref.xsl
@@ -206,6 +206,10 @@
   <xsl:apply-templates select="." mode="object.xref.markup"/>
 </xsl:template>
 
+<xsl:template match="listitem" mode="xref-to">
+  <xsl:apply-templates select="." mode="object.xref.markup"/>
+</xsl:template>
+
 <xsl:template match="section|simplesect
                      |sect1|sect2|sect3|sect4|sect5
                      |refsect1|refsect2|refsect3" mode="xref-to">
@@ -254,6 +258,15 @@
   <xsl:apply-templates select="." mode="number"/>
 </xsl:template>
 
+<xsl:template match="varlistentry" mode="xref-to">
+  <xsl:apply-templates select="term[1]" mode="xref-to"/>
+</xsl:template>
+
+<xsl:template match="varlistentry/term" mode="xref-to">
+  <!-- to avoid the comma that will be generated if there are several terms -->
+  <xsl:apply-templates/>
+</xsl:template>
+
 <xsl:template match="co" mode="xref-to">
   <xsl:apply-templates select="." mode="callout-bug"/>
 </xsl:template>
diff --git a/xsl/html/xref.xsl b/xsl/html/xref.xsl
index a074bb827..3973ba7ee 100644
--- a/xsl/html/xref.xsl
+++ b/xsl/html/xref.xsl
@@ -230,6 +230,10 @@
   <xsl:apply-templates select="." mode="object.xref.markup"/>
 </xsl:template>
 
+<xsl:template match="listitem" mode="xref-to">
+  <xsl:apply-templates select="." mode="object.xref.markup"/>
+</xsl:template>
+
 <xsl:template match="section|simplesect
                      |sect1|sect2|sect3|sect4|sect5
                      |refsect1|refsect2|refsect3" mode="xref-to">
@@ -278,6 +282,15 @@
   <xsl:apply-templates select="." mode="number"/>
 </xsl:template>
 
+<xsl:template match="varlistentry" mode="xref-to">
+  <xsl:apply-templates select="term[1]" mode="xref-to"/>
+</xsl:template>
+
+<xsl:template match="varlistentry/term" mode="xref-to">
+  <!-- to avoid the comma that will be generated if there are several terms -->
+  <xsl:apply-templates/>
+</xsl:template>
+
 <xsl:template match="co" mode="xref-to">
   <xsl:apply-templates select="." mode="callout-bug"/>
 </xsl:template>
-- 
2.40.0