Embedded SVG data in ILIAS pages

bin/docbook2ilias

@@ -7,12 +7,21 @@
 #-s:$1 \
 #  -xsl:/usr/share/hdm-docbook-xsl/CustomLayer/Klausur/docbook2klausur.xsl
 
+destdir=/tmp/__gensvg_$$
+svgGenerateScript=$destdir/__create__.sh
+mkdir -p $destdir
+
+java -cp  "/usr/share/hdm-docbook-xsl/lib/xslthl-2.1.3.jar:/usr/share/hdm-docbook-xsl/docbook-xsl-1.79.2/tools/lib/saxon.jar:/usr/share/java/xercesImpl.jar"   -Djavax.xml.parsers.SAXParserFactory=org.apache.xerces.jaxp.SAXParserFactoryImpl   -Dorg.apache.xerces.xni.parser.XMLParserConfiguration=org.apache.xerces.parsers.XIncludeParserConfiguration    com.icl.saxon.StyleSheet klausur.xml /usr/share/hdm-docbook-xsl/CustomLayer/Klausur/docbook2svgembedd.xsl tmpDestDir=$destdir > $svgGenerateScript
+
+sh $svgGenerateScript
 
 java -cp  "/usr/share/hdm-docbook-xsl/lib/xslthl-2.1.3.jar:/usr/share/hdm-docbook-xsl/docbook-xsl-1.79.2/tools/lib/saxon.jar:/usr/share/java/xercesImpl.jar" \
   -Djavax.xml.parsers.SAXParserFactory=org.apache.xerces.jaxp.SAXParserFactoryImpl \
   -Dorg.apache.xerces.xni.parser.XMLParserConfiguration=org.apache.xerces.parsers.XIncludeParserConfiguration  \
   com.icl.saxon.StyleSheet \
   $1 \
-  /usr/share/hdm-docbook-xsl/CustomLayer/Klausur/docbook2klausur.xsl
+  /usr/share/hdm-docbook-xsl/CustomLayer/Klausur/docbook2klausur.xsl tmpDestDir=$destdir
+
+rm -rf $destdir
 
 #end

ws/Docbook/CustomLayer/Klausur/common.xsl

+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+    xmlns:xlink="http://www.w3.org/1999/xlink"
+    xmlns:svg="http://www.w3.org/2000/svg"
+    xmlns:html="http://www.w3.org/1999/xhtml"
+    xmlns:db="http://docbook.org/ns/docbook"
+    exclude-result-prefixes="xlink db svg html"
+    version="2.0">
+    
+    <xsl:param name="tmpDestDir"/>
+    
+    
+    <xsl:template name="getBase64Filename">
+        <xsl:param name="svgFilename"/>
+        <xsl:value-of select="$tmpDestDir"/>
+        <xsl:text>/</xsl:text>
+        <xsl:value-of select="$svgFilename"/>
+        <xsl:text>.base64</xsl:text>
+    </xsl:template>
+        
+    
+</xsl:stylesheet>

ws/Docbook/CustomLayer/Klausur/docbook2klausur.xsl

@@ -9,18 +9,13 @@
     xmlns:m="http://www.w3.org/1998/Math/MathML"
     xmlns:html="http://www.w3.org/1999/xhtml"
     xmlns:db="http://docbook.org/ns/docbook"
-    
-    
     xmlns:s6hl="java:net.sf.xslthl.ConnectorSaxon6"
     xmlns:xslthl="http://xslthl.sf.net"
     extension-element-prefixes="s6hl xslthl"
     exclude-result-prefixes="xs xlink xila xi trans db svg html m"
     version="2.0">
     
-    <!-- 
-    xmlns:fn = "http://www.w3.org/2005/xpath-functions"
-    -->
-    
+    <xsl:include href="common.xsl"/>
     
     <xsl:template match="/db:book">
         <xsl:apply-templates select="db:chapter"/>
@@ -149,12 +144,15 @@
     <xsl:template match="db:td">
         <td valign="top">
             <xsl:copy-of select="@colspan"/>
+            <xsl:copy-of select="@rowspan"/>
             <xsl:apply-templates/>
         </td>
     </xsl:template>
     
     <xsl:template match="db:th">
-        <td valign="top"><!-- Sigh! ILIAS HTML handling is soooo stupid! -->
+        <td style="text-align: center; font-weight: bolder;" valign="top">
+            <xsl:copy-of select="@colspan"/>
+            <xsl:copy-of select="@rowspan"/>
             <xsl:apply-templates/>
         </td>
     </xsl:template>
@@ -229,7 +227,18 @@
             <xsl:apply-templates/>
         </span>
     </xsl:template>
+
+    <xsl:template match="db:mediaobject[db:imageobject[db:imagedata]]">
+        <xsl:variable name="base64Filename">
+            <xsl:call-template name="getBase64Filename">
+                <xsl:with-param name="svgFilename" select="db:imageobject/db:imagedata/@fileref"/>
+            </xsl:call-template>
+        </xsl:variable>
+        
+        <img src="data:image/svg+xml;base64,{document($base64Filename)/data/text()}"/>
         
+    </xsl:template>
+
         
     <!-- link mode -->
     

ws/Docbook/CustomLayer/Klausur/docbook2svgembedd.xsl

+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+    xmlns:xlink="http://www.w3.org/1999/xlink"
+    xmlns:svg="http://www.w3.org/2000/svg"
+    xmlns:html="http://www.w3.org/1999/xhtml"
+    xmlns:db="http://docbook.org/ns/docbook"
+    exclude-result-prefixes="xlink db svg html"
+    version="2.0">
+    
+    <xsl:include href="common.xsl"/>
+    
+    <xsl:variable name="n">
+        <xsl:text>
+</xsl:text>
+    </xsl:variable>    
+
+
+    <xsl:output method="text"/>
+    <xsl:template match="/">
+        <xsl:text>#!/bin/bash</xsl:text>
+        <xsl:value-of select="$n"/>
+        <xsl:value-of select="$n"/>
+        <xsl:apply-templates select="//db:imagedata"/>
+    </xsl:template>    
+    
+    <xsl:template match="db:imagedata">
+        <xsl:variable name="base64GeneratedFilename">
+            <xsl:call-template name="getBase64Filename">
+                <xsl:with-param name="svgFilename" select="@fileref"/>
+            </xsl:call-template>
+        </xsl:variable>
+        
+        
+        <xsl:text>echo -n '&lt;data&gt;' &gt; </xsl:text>
+        <xsl:value-of select="$base64GeneratedFilename"/>
+        <xsl:value-of select="$n"/>
+        <xsl:text>base64 </xsl:text>
+        <xsl:value-of select="@fileref"/>
+        <xsl:text> &gt;&gt; </xsl:text>
+        <xsl:value-of select="$base64GeneratedFilename"/>
+        <xsl:value-of select="$n"/>
+        <xsl:text>echo '&lt;/data&gt;' &gt;&gt; </xsl:text>
+        <xsl:value-of select="$base64GeneratedFilename"/>
+        <xsl:value-of select="$n"/>
+    </xsl:template>
+        
+    
+</xsl:stylesheet>