X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/0c9c28efcd43f53ac54aa60b2dfefa69c70dbadf..6b6d9b29e9e9e91f79507a8bf193fb30de311dcc:/doc/help/xslt/fo/verbatim.xsl

diff --git a/doc/help/xslt/fo/verbatim.xsl b/doc/help/xslt/fo/verbatim.xsl
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+<?xml version='1.0'?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                xmlns:fo="http://www.w3.org/1999/XSL/Format"
+                xmlns:sverb="http://nwalsh.com/xslt/ext/com.nwalsh.saxon.Verbatim"
+                xmlns:xverb="com.nwalsh.xalan.Verbatim"
+                xmlns:lxslt="http://xml.apache.org/xslt"
+                xmlns:exsl="http://exslt.org/common"
+                exclude-result-prefixes="sverb xverb lxslt exsl"
+                version='1.0'>
+
+<!-- ********************************************************************
+     $Id: verbatim.xsl 8344 2009-03-16 06:35:43Z bobstayton $
+     ********************************************************************
+
+     This file is part of the XSL DocBook Stylesheet distribution.
+     See ../README or http://docbook.sf.net/release/xsl/current/ for
+     copyright and other information.
+
+     ******************************************************************** -->
+
+<!-- XSLTHL highlighting is turned off by default. See highlighting/README
+     for instructions on how to turn on XSLTHL -->
+<xsl:template name="apply-highlighting">
+    <xsl:apply-templates/>
+</xsl:template>
+
+<lxslt:component prefix="xverb"
+                 functions="numberLines"/>
+
+<xsl:template match="programlisting|screen|synopsis">
+  <xsl:param name="suppress-numbers" select="'0'"/>
+  <xsl:variable name="id"><xsl:call-template name="object.id"/></xsl:variable>
+
+  <xsl:variable name="content">
+    <xsl:choose>
+      <xsl:when test="$suppress-numbers = '0'
+                      and @linenumbering = 'numbered'
+                      and $use.extensions != '0'
+                      and $linenumbering.extension != '0'">
+        <xsl:call-template name="number.rtf.lines">
+          <xsl:with-param name="rtf">
+            <xsl:choose>
+              <xsl:when test="$highlight.source != 0">
+                <xsl:call-template name="apply-highlighting"/>
+              </xsl:when>
+              <xsl:otherwise>
+                <xsl:apply-templates/>
+              </xsl:otherwise>
+            </xsl:choose>
+          </xsl:with-param>
+        </xsl:call-template>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:choose>
+          <xsl:when test="$highlight.source != 0">
+            <xsl:call-template name="apply-highlighting"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:apply-templates/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="block.content">
+    <xsl:choose>
+      <xsl:when test="$shade.verbatim != 0">
+        <fo:block id="{$id}"
+             xsl:use-attribute-sets="monospace.verbatim.properties shade.verbatim.style">
+          <xsl:choose>
+            <xsl:when test="$hyphenate.verbatim != 0 and 
+                            $exsl.node.set.available != 0">
+              <xsl:apply-templates select="exsl:node-set($content)" 
+                                   mode="hyphenate.verbatim"/>
+            </xsl:when>
+            <xsl:otherwise>
+              <xsl:copy-of select="$content"/>
+            </xsl:otherwise>
+          </xsl:choose>
+        </fo:block>
+      </xsl:when>
+      <xsl:otherwise>
+        <fo:block id="{$id}"
+                  xsl:use-attribute-sets="monospace.verbatim.properties">
+          <xsl:choose>
+            <xsl:when test="$hyphenate.verbatim != 0 and 
+                            $exsl.node.set.available != 0">
+              <xsl:apply-templates select="exsl:node-set($content)" 
+                                   mode="hyphenate.verbatim"/>
+            </xsl:when>
+            <xsl:otherwise>
+              <xsl:copy-of select="$content"/>
+            </xsl:otherwise>
+          </xsl:choose>
+        </fo:block>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:choose>
+    <!-- Need a block-container for these features -->
+    <xsl:when test="@width != '' or
+                    (self::programlisting and
+                    starts-with($writing.mode, 'rl'))">
+      <fo:block-container start-indent="0pt" end-indent="0pt">
+        <xsl:if test="@width != ''">
+          <xsl:attribute name="width">
+            <xsl:value-of select="concat(@width, '*', $monospace.verbatim.font.width)"/>
+          </xsl:attribute>
+        </xsl:if>
+        <!-- All known program code is left-to-right -->
+        <xsl:if test="self::programlisting and
+                      starts-with($writing.mode, 'rl')">
+          <xsl:attribute name="writing-mode">lr-tb</xsl:attribute>
+        </xsl:if>
+        <xsl:copy-of select="$block.content"/>
+      </fo:block-container>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:copy-of select="$block.content"/>
+    </xsl:otherwise>
+  </xsl:choose>
+
+</xsl:template>
+
+<xsl:template match="literallayout">
+  <xsl:param name="suppress-numbers" select="'0'"/>
+
+  <xsl:variable name="id"><xsl:call-template name="object.id"/></xsl:variable>
+
+  <xsl:variable name="content">
+    <xsl:choose>
+      <xsl:when test="$suppress-numbers = '0'
+                      and @linenumbering = 'numbered'
+                      and $use.extensions != '0'
+                      and $linenumbering.extension != '0'">
+        <xsl:call-template name="number.rtf.lines">
+          <xsl:with-param name="rtf">
+            <xsl:apply-templates/>
+          </xsl:with-param>
+        </xsl:call-template>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:apply-templates/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:choose>
+    <xsl:when test="@class='monospaced'">
+      <xsl:choose>
+        <xsl:when test="$shade.verbatim != 0">
+          <fo:block id="{$id}"
+                    xsl:use-attribute-sets="monospace.verbatim.properties shade.verbatim.style">
+
+            <xsl:copy-of select="$content"/>
+          </fo:block>
+        </xsl:when>
+        <xsl:otherwise>
+          <fo:block id="{$id}"
+                    xsl:use-attribute-sets="monospace.verbatim.properties">
+            <xsl:copy-of select="$content"/>
+          </fo:block>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:choose>
+        <xsl:when test="$shade.verbatim != 0">
+          <fo:block id="{$id}"
+                    xsl:use-attribute-sets="verbatim.properties shade.verbatim.style">
+            <xsl:copy-of select="$content"/>
+          </fo:block>
+        </xsl:when>
+        <xsl:otherwise>
+          <fo:block id="{$id}"
+                    xsl:use-attribute-sets="verbatim.properties">
+            <xsl:copy-of select="$content"/>
+          </fo:block>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template match="address">
+  <xsl:param name="suppress-numbers" select="'0'"/>
+
+  <xsl:variable name="content">
+    <xsl:choose>
+      <xsl:when test="$suppress-numbers = '0'
+                      and @linenumbering = 'numbered'
+                      and $use.extensions != '0'
+                      and $linenumbering.extension != '0'">
+        <xsl:call-template name="number.rtf.lines">
+          <xsl:with-param name="rtf">
+            <xsl:apply-templates/>
+          </xsl:with-param>
+        </xsl:call-template>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:apply-templates/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <fo:block xsl:use-attribute-sets="verbatim.properties">
+    <xsl:copy-of select="$content"/>
+  </fo:block>
+</xsl:template>
+
+<xsl:template name="number.rtf.lines">
+  <xsl:param name="rtf" select="''"/>
+  <xsl:param name="pi.context" select="."/>
+
+  <!-- Save the global values -->
+  <xsl:variable name="global.linenumbering.everyNth"
+                select="$linenumbering.everyNth"/>
+
+  <xsl:variable name="global.linenumbering.separator"
+                select="$linenumbering.separator"/>
+
+  <xsl:variable name="global.linenumbering.width"
+                select="$linenumbering.width"/>
+
+  <!-- Extract the <?dbfo linenumbering.*?> PI values -->
+  <xsl:variable name="pi.linenumbering.everyNth">
+    <xsl:call-template name="pi.dbfo_linenumbering.everyNth">
+      <xsl:with-param name="node" select="$pi.context"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:variable name="pi.linenumbering.separator">
+    <xsl:call-template name="pi.dbfo_linenumbering.separator">
+      <xsl:with-param name="node" select="$pi.context"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:variable name="pi.linenumbering.width">
+    <xsl:call-template name="pi.dbfo_linenumbering.width">
+      <xsl:with-param name="node" select="$pi.context"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <!-- Construct the 'in-context' values -->
+  <xsl:variable name="linenumbering.everyNth">
+    <xsl:choose>
+      <xsl:when test="$pi.linenumbering.everyNth != ''">
+        <xsl:value-of select="$pi.linenumbering.everyNth"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="$global.linenumbering.everyNth"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="linenumbering.separator">
+    <xsl:choose>
+      <xsl:when test="$pi.linenumbering.separator != ''">
+        <xsl:value-of select="$pi.linenumbering.separator"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="$global.linenumbering.separator"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="linenumbering.width">
+    <xsl:choose>
+      <xsl:when test="$pi.linenumbering.width != ''">
+        <xsl:value-of select="$pi.linenumbering.width"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="$global.linenumbering.width"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="linenumbering.startinglinenumber">
+    <xsl:choose>
+      <xsl:when test="$pi.context/@startinglinenumber">
+        <xsl:value-of select="$pi.context/@startinglinenumber"/>
+      </xsl:when>
+      <xsl:when test="$pi.context/@continuation='continues'">
+        <xsl:variable name="lastLine">
+          <xsl:choose>
+            <xsl:when test="$pi.context/self::programlisting">
+              <xsl:call-template name="lastLineNumber">
+                <xsl:with-param name="listings"
+                     select="preceding::programlisting[@linenumbering='numbered']"/>
+              </xsl:call-template>
+            </xsl:when>
+            <xsl:when test="$pi.context/self::screen">
+              <xsl:call-template name="lastLineNumber">
+                <xsl:with-param name="listings"
+                     select="preceding::screen[@linenumbering='numbered']"/>
+              </xsl:call-template>
+            </xsl:when>
+            <xsl:when test="$pi.context/self::literallayout">
+              <xsl:call-template name="lastLineNumber">
+                <xsl:with-param name="listings"
+                     select="preceding::literallayout[@linenumbering='numbered']"/>
+              </xsl:call-template>
+            </xsl:when>
+            <xsl:when test="$pi.context/self::address">
+              <xsl:call-template name="lastLineNumber">
+                <xsl:with-param name="listings"
+                     select="preceding::address[@linenumbering='numbered']"/>
+              </xsl:call-template>
+            </xsl:when>
+            <xsl:when test="$pi.context/self::synopsis">
+              <xsl:call-template name="lastLineNumber">
+                <xsl:with-param name="listings"
+                     select="preceding::synopsis[@linenumbering='numbered']"/>
+              </xsl:call-template>
+            </xsl:when>
+            <xsl:otherwise>
+              <xsl:message>
+                <xsl:text>Unexpected verbatim environment: </xsl:text>
+                <xsl:value-of select="local-name(.)"/>
+              </xsl:message>
+              <xsl:value-of select="0"/>
+            </xsl:otherwise>
+          </xsl:choose>
+        </xsl:variable>
+
+        <xsl:value-of select="$lastLine + 1"/>
+      </xsl:when>
+      <xsl:otherwise>1</xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:choose>
+    <xsl:when test="function-available('sverb:numberLines')">
+      <xsl:copy-of select="sverb:numberLines($rtf)"/>
+    </xsl:when>
+    <xsl:when test="function-available('xverb:numberLines')">
+      <xsl:copy-of select="xverb:numberLines($rtf)"/>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:message terminate="yes">
+        <xsl:text>No numberLines function available.</xsl:text>
+      </xsl:message>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<!-- ======================================================================== -->
+
+<xsl:template name="lastLineNumber">
+  <xsl:param name="listings"/>
+  <xsl:param name="number" select="0"/>
+
+  <xsl:variable name="lines">
+    <xsl:call-template name="countLines">
+      <xsl:with-param name="listing" select="string($listings[1])"/>
+    </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:choose>
+    <xsl:when test="not($listings)">
+      <xsl:value-of select="$number"/>
+    </xsl:when>
+    <xsl:when test="$listings[1]/@startinglinenumber">
+      <xsl:value-of select="$number + $listings[1]/@startinglinenumber + $lines - 1"/>
+    </xsl:when>
+    <xsl:when test="$listings[1]/@continuation='continues'">
+      <xsl:call-template name="lastLineNumber">
+        <xsl:with-param name="listings" select="listings[position() &gt; 1]"/>
+        <xsl:with-param name="number" select="$number + $lines"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:value-of select="$lines"/>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<xsl:template name="countLines">
+  <xsl:param name="listing"/>
+  <xsl:param name="count" select="1"/>
+
+  <xsl:choose>
+    <xsl:when test="contains($listing, '&#10;')">
+      <xsl:call-template name="countLines">
+        <xsl:with-param name="listing" select="substring-after($listing, '&#10;')"/>
+        <xsl:with-param name="count" select="$count + 1"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:value-of select="$count"/>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<!-- ======================================================================== -->
+
+<xsl:template match="node()|@*" mode="hyphenate.verbatim">
+  <xsl:copy>
+    <xsl:copy-of select="@*"/>
+    <xsl:apply-templates mode="hyphenate.verbatim"/>
+  </xsl:copy>
+</xsl:template>
+
+<xsl:template match="text()" mode="hyphenate.verbatim" priority="2">
+  <xsl:call-template name="hyphenate.verbatim.block">
+    <xsl:with-param name="content" select="."/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="hyphenate.verbatim.block">
+  <xsl:param name="content" select="''"/>
+  <xsl:param name="count" select="1"/>
+
+  <!-- recurse on lines first to keep recursion depth reasonable -->
+  <xsl:choose>
+    <xsl:when test="contains($content, '&#xA;')">
+      <xsl:variable name="line" select="substring-before($content, '&#xA;')"/>
+      <xsl:variable name="rest" select="substring-after($content, '&#xA;')"/>
+      <xsl:call-template name="hyphenate.verbatim">
+        <xsl:with-param name="content" select="concat($line, '&#xA;')"/>
+      </xsl:call-template>
+      <xsl:call-template name="hyphenate.verbatim.block">
+        <xsl:with-param name="content" select="$rest"/>
+        <xsl:with-param name="count" select="$count + 1"/>
+      </xsl:call-template>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:call-template name="hyphenate.verbatim">
+        <xsl:with-param name="content" select="$content"/>
+      </xsl:call-template>
+    </xsl:otherwise>
+  </xsl:choose>
+  
+</xsl:template>
+
+<xsl:template name="hyphenate.verbatim">
+  <xsl:param name="content"/>
+  <xsl:variable name="head" select="substring($content, 1, 1)"/>
+  <xsl:variable name="tail" select="substring($content, 2)"/>
+  <xsl:choose>
+    <!-- Place soft-hyphen after space or non-breakable space. -->
+    <xsl:when test="$head = ' ' or $head = '&#160;'">
+      <xsl:text>&#160;</xsl:text>
+      <xsl:text>&#x00AD;</xsl:text>
+    </xsl:when>
+    <xsl:when test="$hyphenate.verbatim.characters != '' and
+                    translate($head, $hyphenate.verbatim.characters, '') = '' and not($tail = '')">
+      <xsl:value-of select="$head"/>
+      <xsl:text>&#x00AD;</xsl:text>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:value-of select="$head"/>
+    </xsl:otherwise>
+  </xsl:choose>
+  <xsl:if test="$tail">
+    <xsl:call-template name="hyphenate.verbatim">
+      <xsl:with-param name="content" select="$tail"/>
+    </xsl:call-template>
+  </xsl:if>
+</xsl:template>
+
+
+</xsl:stylesheet>