From 68c811f4ea207e55119e79311b55303d17df1323 Mon Sep 17 00:00:00 2001
From: Thomas Schraitle <toms@suse.de>
Date: Thu, 12 Jul 2018 16:59:09 +0200
Subject: [PATCH 1/3] WIP: First draft for splitting at xml:base

---
 en/xml/dbc-structure.xml                      |  1 +
 en/xml/structure/splitdb/db-xmlbase-split.xsl | 76 +++++++++++++++++++
 en/xml/structure/topic.splitdb-xmlbase.xml    | 74 ++++++++++++++++++
 3 files changed, 151 insertions(+)
 create mode 100644 en/xml/structure/splitdb/db-xmlbase-split.xsl
 create mode 100644 en/xml/structure/topic.splitdb-xmlbase.xml

diff --git a/en/xml/dbc-structure.xml b/en/xml/dbc-structure.xml
index fa80755f..9e2c4ee7 100644
--- a/en/xml/dbc-structure.xml
+++ b/en/xml/dbc-structure.xml
@@ -93,6 +93,7 @@
   <xi:include href="structure/topic.revision-list.xml"/>
   <xi:include href="structure/topic.acronym-list.xml"/>
   <xi:include href="structure/topic.splitting-into-topics.xml"/>
+  <xi:include href="structure/topic.splitdb-xmlbase.xml"/>
   <xi:include href="structure/topic.assemble-topics.xml"/>
   <xi:include href="structure/topic.create-assembly-file.xml"/>
   <xi:include href="structure/topic.use-entities.xml"/>
diff --git a/en/xml/structure/splitdb/db-xmlbase-split.xsl b/en/xml/structure/splitdb/db-xmlbase-split.xsl
new file mode 100644
index 00000000..9d9c7752
--- /dev/null
+++ b/en/xml/structure/splitdb/db-xmlbase-split.xsl
@@ -0,0 +1,76 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet version="1.0"
+ xmlns:xi="http://www.w3.org/2001/XInclude"
+ xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+
+ <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/html/chunker.xsl"/>
+ <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/lib/lib.xsl"/>
+ <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/common/common.xsl"/>
+
+ <xsl:param name="base.dir" select="'out/'"/>
+ <xsl:param name="rootid"/>
+ <xsl:param name="chunk.quietly" select="0"/>
+
+ <xsl:param name="dbsplit.root.basename">index</xsl:param>
+ <xsl:param name="dbsplit.ext">.xml</xsl:param>
+
+ <!-- ================================================================== -->
+ <xsl:template match="node() | @*">
+  <xsl:copy>
+   <xsl:apply-templates select="@* | node()"/>
+  </xsl:copy>
+ </xsl:template>
+
+ <!-- ================================================================== -->
+ <xsl:template name="get.filename">
+  <xsl:param name="node" select="."/>
+
+  <xsl:value-of select="$node/@xml:base"/>
+ </xsl:template>
+
+ <!-- ================================================================== -->
+ <xsl:template match="*[@xml:base != '']">
+  <xsl:variable name="filename">
+   <xsl:call-template name="get.filename"/>
+  </xsl:variable>
+
+  <xsl:call-template name="write.chunk">
+   <xsl:with-param name="method">xml</xsl:with-param>
+   <xsl:with-param name="filename">
+    <xsl:choose>
+     <xsl:when test="not(parent::*)">
+      <xsl:value-of select="concat($base.dir, $dbsplit.root.filename, $dbsplit.ext)"/>
+     </xsl:when>
+     <xsl:otherwise>
+      <xsl:value-of select="concat($base.dir, $filename)"/>
+     </xsl:otherwise>
+    </xsl:choose>
+   </xsl:with-param>
+   <xsl:with-param name="indent" select="'yes'"/>
+   <xsl:with-param name="encoding">UTF-8</xsl:with-param>
+   <xsl:with-param name="content">
+    <xsl:copy-of select="preceding-sibling::processing-instruction() |
+                         preceding-sibling::comment()"/>
+    <xsl:copy>
+     <xsl:apply-templates/>
+    </xsl:copy>
+   </xsl:with-param>
+  </xsl:call-template>
+  <xi:include href="{$filename}"/>
+ </xsl:template>
+
+ <xsl:template match="/*"><!-- [not(@xml:base)] -->
+  <xsl:call-template name="write.chunk">
+   <xsl:with-param name="method">xml</xsl:with-param>
+   <xsl:with-param name="filename" select="concat($base.dir, $dbsplit.root.basename, $dbsplit.ext)"/>
+   <xsl:with-param name="indent" select="'yes'"/>
+   <xsl:with-param name="encoding">UTF-8</xsl:with-param>
+   <xsl:with-param name="content">
+    <xsl:copy>
+     <xsl:copy-of select="/processing-instruction() | /comment()"/>
+     <xsl:apply-templates />
+    </xsl:copy>
+   </xsl:with-param>
+  </xsl:call-template>
+ </xsl:template>
+</xsl:stylesheet>
diff --git a/en/xml/structure/topic.splitdb-xmlbase.xml b/en/xml/structure/topic.splitdb-xmlbase.xml
new file mode 100644
index 00000000..23814372
--- /dev/null
+++ b/en/xml/structure/topic.splitdb-xmlbase.xml
@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    License CC BY-NC-SA 3.0
+
+   This work is licensed under the
+   "Namensnennung – Keine kommerzielle Nutzung – Weitergabe unter
+    gleichen Bedingungen 3.0 Deutschland (CC BY-NC-SA 3.0)"
+   http://creativecommons.org/licenses/by-nc-sa/3.0/de/deed.de
+
+   Read the English translation here:
+
+   "Attribution-NonCommercial-ShareAlike 3.0 Unported (CC BY-NC-SA 3.0)"
+   http://creativecommons.org/licenses/by-nc-sa/3.0/
+
+-->
+<?xml-model href="file:../5.1/dbref.rnc" type="application/relax-ng-compact-syntax"?>
+<section xml:id="dbc.structure.splitdb-xmlbase" userlevel="easy"
+   remap="topic" version="5.1"
+   xmlns="http://docbook.org/ns/docbook"
+   xmlns:xi="http://www.w3.org/2001/XInclude"
+   xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>Splitting DocBook 5 Documents at <tag class="attribute">xml:base</tag> Attributes</title>
+  <info>
+    <keywordset>
+      <keyword>splitting</keyword>
+      <keyword>xml:base</keyword>
+    </keywordset>
+    <subjectset>
+      <subject>
+        <subjectterm>modules</subjectterm>
+      </subject>
+    </subjectset>
+  </info>
+
+  <section role="problem">
+    <title>Problem</title>
+    <para>You have a big DocBook document, like a book, which contains
+     <tag class="attribute">xml:base</tag> attributes. You want to get files
+     that are splitted at that attribute and replaced by an XInclude element.
+    </para>
+  </section>
+  <section role="solution">
+    <title>Solution</title>
+    <para>Use the <filename linkend="li.db-xmlbase-split.xsl"
+     >db-xmlbase-split.xsl</filename> stylesheet. For example, lets assume
+     the following DocBook 5 document:</para>
+   <screen language="xml"><xi:include href="splitdb/article-xmlbase.xml" parse="text"/></screen>
+   <para>Applying the above template would lead to the following tree:</para>
+   <screen>out/
+├── a/
+│   └── index.xml
+├── b/
+│   └── index.xml
+└── index.xml</screen>
+  </section>
+  <section role="discussion">
+    <title>Discussion</title>
+    <para>TBD.</para>
+  </section>
+  <section role="seealso">
+    <title>See Also</title>
+    <itemizedlist>
+     <listitem>
+      <para><xref linkend="dbc.structure.splitdb"/></para>
+     </listitem>
+     <listitem xml:id="li.db-xmlbase-split.xsl">
+      <para><link xlink:href="https://github.com/tomschr/dbcookbook/raw/develop/en/xml/structure/splitdb/db-xmlbase-split.xsl"/></para>
+     </listitem>
+     <listitem>
+      <para><link xlink:href="https://www.w3.org/TR/xmlbase/"/></para>
+     </listitem>
+    </itemizedlist>
+  </section>
+</section>

From 0829da2d18eda99bf914f2ac6774fbb637eee030 Mon Sep 17 00:00:00 2001
From: Thomas Schraitle <toms@suse.de>
Date: Fri, 20 Jul 2018 17:16:15 +0200
Subject: [PATCH 2/3] Update

---
 en/xml/structure/splitdb/db-xmlbase-split.xsl | 215 ++++++++++++++++--
 1 file changed, 191 insertions(+), 24 deletions(-)

diff --git a/en/xml/structure/splitdb/db-xmlbase-split.xsl b/en/xml/structure/splitdb/db-xmlbase-split.xsl
index 9d9c7752..6ef7de4c 100644
--- a/en/xml/structure/splitdb/db-xmlbase-split.xsl
+++ b/en/xml/structure/splitdb/db-xmlbase-split.xsl
@@ -1,11 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+-->
 <xsl:stylesheet version="1.0"
  xmlns:xi="http://www.w3.org/2001/XInclude"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
 
  <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/html/chunker.xsl"/>
- <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/lib/lib.xsl"/>
- <xsl:import href="http://docbook.sourceforge.net/release/xsl/current/common/common.xsl"/>
 
  <xsl:param name="base.dir" select="'out/'"/>
  <xsl:param name="rootid"/>
@@ -14,6 +15,37 @@
  <xsl:param name="dbsplit.root.basename">index</xsl:param>
  <xsl:param name="dbsplit.ext">.xml</xsl:param>
 
+ <!-- ================================================================== -->
+ <xsl:template name="dirname">
+  <xsl:param name="filename" select="''"/>
+  <xsl:if test="contains($filename, '/')">
+   <xsl:value-of select="substring-before($filename, '/')"/>
+   <xsl:text>/</xsl:text><!-- separator -->
+   <xsl:call-template name="dirname">
+    <xsl:with-param name="filename" select="substring-after($filename, '/')"/>
+   </xsl:call-template>
+  </xsl:if>
+ </xsl:template>
+
+ <xsl:template name="basename">
+  <!-- We assume all filenames are really URIs and use "/" -->
+  <xsl:param name="filename"></xsl:param>
+  <xsl:param name="recurse" select="false()"/>
+
+  <xsl:choose>
+   <xsl:when test="substring-after($filename, '/') != ''">
+    <xsl:call-template name="basename">
+     <xsl:with-param name="filename" select="substring-after($filename, '/')"/>
+     <xsl:with-param name="recurse" select="true()"/>
+    </xsl:call-template>
+   </xsl:when>
+   <xsl:otherwise>
+    <xsl:value-of select="$filename"/>
+   </xsl:otherwise>
+  </xsl:choose>
+ </xsl:template>
+
+
  <!-- ================================================================== -->
  <xsl:template match="node() | @*">
   <xsl:copy>
@@ -22,24 +54,168 @@
  </xsl:template>
 
  <!-- ================================================================== -->
+ <xsl:template match="*" mode="xmlbase">
+  <xsl:param name="path"/>
+
+  <xsl:variable name="xbase" select="@xml:base"/>
+  <xsl:variable name="dir">
+   <xsl:variable name="tmp">
+    <xsl:if test="$xbase">
+     <xsl:call-template name="dirname">
+      <xsl:with-param name="filename" select="$xbase"/>
+     </xsl:call-template>
+    </xsl:if>
+   </xsl:variable>
+   <xsl:choose>
+    <xsl:when test="$tmp">
+     <xsl:value-of select="concat($tmp, $path)"/>
+    </xsl:when>
+    <xsl:otherwise>
+     <xsl:value-of select="$path"/>
+    </xsl:otherwise>
+   </xsl:choose>
+  </xsl:variable>
+  
+<!--  <xsl:message>xmlbase mode:
+  element <xsl:value-of select="concat(local-name(.), ' ', @xml:id)"/>
+     path=<xsl:value-of select="$path"/></xsl:message>-->
+
+  <xsl:choose>
+   <xsl:when test="not(ancestor::*[1])">
+    <xsl:value-of select="$path"/>
+   </xsl:when>
+   <xsl:otherwise>
+    <xsl:apply-templates select="ancestor::*[1]" mode="xmlbase">
+     <xsl:with-param name="path" select="$dir"/>
+    </xsl:apply-templates>
+   </xsl:otherwise>
+  </xsl:choose>
+ </xsl:template>
+
+
+ <!-- ================================================================== -->
+
  <xsl:template name="get.filename">
   <xsl:param name="node" select="."/>
 
-  <xsl:value-of select="$node/@xml:base"/>
+  <xsl:variable name="basename">
+   <xsl:call-template name="basename">
+    <xsl:with-param name="filename" select="$node/@xml:base"/>
+   </xsl:call-template>
+  </xsl:variable>
+
+  <xsl:variable name="dirs">
+   <!--<xsl:call-template name="get.xml.base">
+    <xsl:with-param name="node" select="$node"/>
+   </xsl:call-template>-->
+   <xsl:message>START</xsl:message>
+   <xsl:apply-templates select="$node" mode="xmlbase"/>
+   <xsl:message>END</xsl:message>
+  </xsl:variable>
+
+  <xsl:value-of select="concat($dirs, $basename)"/>
+ </xsl:template>
+
+ <xsl:template name="get.xml.base_toms">
+  <xsl:param name="node" select="."/>
+  <xsl:param name="path" select="''"/>
+
+  <xsl:variable name="xmlbase" select="$node/@xml:base"/>
+  <xsl:variable name="basename">
+   <xsl:call-template name="basename">
+    <xsl:with-param name="filename" select="$xmlbase"/>
+   </xsl:call-template>
+  </xsl:variable>
+  <xsl:variable name="dirs">
+   <xsl:message>start</xsl:message>
+   <xsl:for-each select="$node/ancestor-or-self::*/@xml:base">
+    <xsl:message>base=<xsl:value-of select="concat(name(..),'@', .)"/></xsl:message>
+      <xsl:call-template name="dirname">
+       <xsl:with-param name="filename" select="."/>
+      </xsl:call-template>
+   </xsl:for-each>
+   <xsl:message>End</xsl:message>
+  </xsl:variable>
+
+ <xsl:value-of select="translate($dirs, '/', '-')"/>
+
+<!--  <xsl:variable name="tmppath">
+   <xsl:choose>
+    <xsl:when test="$path = '' and $dir != ''">
+     <xsl:value-of select="translate($dir, '/', '-')"/>
+    </xsl:when>
+    <xsl:when test="$path != '' and $dir != ''">
+     <xsl:value-of select="concat($path, '-', $dir)"/>
+    </xsl:when>
+    <xsl:otherwise>
+     <xsl:value-of select="$path"/>
+    </xsl:otherwise>
+   </xsl:choose>
+  </xsl:variable>
+
+  <xsl:if test="$xmlbase">
+   <xsl:message>get.xml.base (<xsl:value-of select="$xmlbase"/>)
+    dir = "<xsl:value-of select="$dir"/>"
+    path = "<xsl:value-of select="$path"/>"</xsl:message>
+    <xsl:value-of select="$tmppath"/>
+  </xsl:if>
+  <xsl:if test="$node/..">
+   <xsl:call-template name="get.xml.base">
+    <xsl:with-param name="node" select="$node/.."/>
+    <xsl:with-param name="path" select="$tmppath"/>
+   </xsl:call-template>
+  </xsl:if>-->
+ </xsl:template>
+
+
+ <xsl:template name="get.xml.base">
+  <xsl:param name="node" select="."/>
+  <xsl:param name="separator">.</xsl:param>
+  <xsl:param name="path" select="''"/>
+  <xsl:variable name="xmlbase" select="$node/@xml:base"/>
+  <xsl:variable name="dir">
+   <!--<xsl:call-template name="get_dirname">
+    <xsl:with-param name="path_to_split" select="$xmlbase"/>
+   </xsl:call-template>-->
+   <xsl:call-template name="dirname">
+    <xsl:with-param name="filename" select="$xmlbase"/>
+   </xsl:call-template>
+  </xsl:variable>
+  <xsl:variable name="temp_path" select="concat($dir, $separator, $path)"/>
+
+  <xsl:if test="$xmlbase != ''">
+   <xsl:value-of select="$temp_path"/>
+   <xsl:message> DIRNAME: <xsl:value-of select="$temp_path"/>
+   </xsl:message>
+  </xsl:if>
+  <xsl:if test="$node/..">
+   <xsl:call-template name="get.xml.base">
+    <xsl:with-param name="node" select="$node/.."/>
+    <xsl:with-param name="path" select="$temp_path"/>
+   </xsl:call-template>
+  </xsl:if>
  </xsl:template>
 
+
  <!-- ================================================================== -->
- <xsl:template match="*[@xml:base != '']">
-  <xsl:variable name="filename">
-   <xsl:call-template name="get.filename"/>
+ <xsl:template match="/*|*[@xml:base != '']">
+  <xsl:variable name="dir">
+<!--   <xsl:call-template name="get.filename"/>-->
+   <xsl:apply-templates select="." mode="xmlbase"/>
+  </xsl:variable>
+  <xsl:variable name="basename">
+   <xsl:call-template name="basename">
+    <xsl:with-param name="filename" select="@xml:base"/>
+   </xsl:call-template>
   </xsl:variable>
+  <xsl:variable name="filename" select="concat($dir, $basename, $dbsplit.ext)"/>
 
   <xsl:call-template name="write.chunk">
    <xsl:with-param name="method">xml</xsl:with-param>
    <xsl:with-param name="filename">
     <xsl:choose>
-     <xsl:when test="not(parent::*)">
-      <xsl:value-of select="concat($base.dir, $dbsplit.root.filename, $dbsplit.ext)"/>
+     <xsl:when test="not(parent::*) and not(/*/@xml:base)">
+      <xsl:value-of select="concat($base.dir, $dbsplit.root.basename, $dbsplit.ext)"/>
      </xsl:when>
      <xsl:otherwise>
       <xsl:value-of select="concat($base.dir, $filename)"/>
@@ -52,25 +228,16 @@
     <xsl:copy-of select="preceding-sibling::processing-instruction() |
                          preceding-sibling::comment()"/>
     <xsl:copy>
-     <xsl:apply-templates/>
+     <xsl:apply-templates select="node()|@*"/>
     </xsl:copy>
    </xsl:with-param>
   </xsl:call-template>
-  <xi:include href="{$filename}"/>
+  <!--<xi:include href="{$filename}"/>-->
+  <xsl:element name="include" namespace="http://www.w3.org/2001/XInclude">
+   <xsl:attribute name="href">
+    <xsl:value-of select="$filename"/>
+   </xsl:attribute>
+  </xsl:element>
  </xsl:template>
 
- <xsl:template match="/*"><!-- [not(@xml:base)] -->
-  <xsl:call-template name="write.chunk">
-   <xsl:with-param name="method">xml</xsl:with-param>
-   <xsl:with-param name="filename" select="concat($base.dir, $dbsplit.root.basename, $dbsplit.ext)"/>
-   <xsl:with-param name="indent" select="'yes'"/>
-   <xsl:with-param name="encoding">UTF-8</xsl:with-param>
-   <xsl:with-param name="content">
-    <xsl:copy>
-     <xsl:copy-of select="/processing-instruction() | /comment()"/>
-     <xsl:apply-templates />
-    </xsl:copy>
-   </xsl:with-param>
-  </xsl:call-template>
- </xsl:template>
 </xsl:stylesheet>

From f8921c63f3c7d05cbb515ad1cd55a64d1a284732 Mon Sep 17 00:00:00 2001
From: Thomas Schraitle <toms@suse.de>
Date: Mon, 23 Jul 2018 10:11:29 +0200
Subject: [PATCH 3/3] Add FO namespace in oXygen config

---
 DocBook-Cookbook.xpr | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/DocBook-Cookbook.xpr b/DocBook-Cookbook.xpr
index 53dc56c7..2cd21276 100644
--- a/DocBook-Cookbook.xpr
+++ b/DocBook-Cookbook.xpr
@@ -1577,6 +1577,8 @@
                             <String>http://www.w3.org/1998/Math/MathML</String>
                             <String>svg</String>
                             <String>http://www.w3.org/2000/svg</String>
+                            <String>fo</String>
+                            <String>http://www.w3.org/1999/XSL/Format</String>
                         </String-array>
                     </entry>
                 </serializableOrderedMap>
@@ -1679,4 +1681,4 @@
             <file name="en/xml/legalnotice.xml"/>
         </folder>
     </projectTree>
-</project>
\ No newline at end of file
+</project>