[yelp-xsl] db2html: Added support for bridgehead element

[Shaun McCance <shaunm src gnome org>]

commit dd48c12fa9f67c9a4eb9b0dabe2d3299b915e1db
Author: Shaun McCance <shaunm gnome org>
Date:   Mon Feb 13 18:48:14 2012 -0500

    db2html: Added support for bridgehead element

 xslt/docbook/html/db2html-block.xsl      |   33 ++++++++++++++++++++++++++++++
 xslt/docbook/html/db2html-css.xsl        |    2 +
 xslt/docbook/html/db2html-suppressed.xsl |    1 -
 3 files changed, 35 insertions(+), 1 deletions(-)
---
diff --git a/xslt/docbook/html/db2html-block.xsl b/xslt/docbook/html/db2html-block.xsl
index 9737526..ba29650 100644
--- a/xslt/docbook/html/db2html-block.xsl
+++ b/xslt/docbook/html/db2html-block.xsl
@@ -395,6 +395,39 @@ syntax highlighting support based on the #{language} attribute of ${node}.
   <xsl:call-template name="db2html.blockquote"/>
 </xsl:template>
 
+<!-- == bridgehead = -->
+<xsl:template match="bridgehead | db:bridgehead">
+  <xsl:param name="depth_in_chunk">
+    <xsl:call-template name="db.chunk.depth-in-chunk"/>
+  </xsl:param>
+  <xsl:variable name="render">
+    <xsl:choose>
+      <xsl:when test="starts-with(@renderas, 'sect')">
+        <xsl:value-of select="substring-after(@renderas, 'sect')"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:text>6</xsl:text>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+  <xsl:variable name="level" select="number($depth_in_chunk) + number($render) - 1"/>
+  <xsl:variable name="title_h">
+    <xsl:choose>
+      <xsl:when test="$depth_in_chunk &lt; 6">
+        <xsl:value-of select="concat('h', $level)"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:text>h6</xsl:text>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+  <div class="hgroup bridgehead">
+    <xsl:element name="{$title_h}" namespace="{$html.namespace}">
+      <xsl:apply-templates/>
+    </xsl:element>
+  </div>
+</xsl:template>
+
 <!-- = caption = -->
 <xsl:template match="caption | db:caption">
   <xsl:call-template name="db2html.block">
diff --git a/xslt/docbook/html/db2html-css.xsl b/xslt/docbook/html/db2html-css.xsl
index d964ebd..0448453 100644
--- a/xslt/docbook/html/db2html-css.xsl
+++ b/xslt/docbook/html/db2html-css.xsl
@@ -43,6 +43,8 @@ REMARK: Describe this module
     </xsl:call-template>
   </xsl:param>
   <xsl:text>
+div.hgroup.bridgehead { margin-top: 1em; }
+
 <!-- == common == -->
 sub { font-size: 0.83em; }
 sub sub { font-size: 1em; }
diff --git a/xslt/docbook/html/db2html-suppressed.xsl b/xslt/docbook/html/db2html-suppressed.xsl
index ecebb6e..74db0bc 100644
--- a/xslt/docbook/html/db2html-suppressed.xsl
+++ b/xslt/docbook/html/db2html-suppressed.xsl
@@ -42,7 +42,6 @@ modes because of the DocBook content model.
 <xsl:template match="alt | db:alt"/>
 <xsl:template match="beginpage"/>
 <xsl:template match="bibliocoverage | db:bibliocoverage"/>
-<xsl:template match="bridgehead | db:bridgehead"/>
 
 <!-- Explicitly matched by parent -->
 <xsl:template match="listitem | db:listitem"/>