DOCTEAM-1368: SBP series are take from a parameter

* Introduce a new parameter json-ld-seriesname (default empty)
* In the regular SUSE stylesheets, it's empty.
* For the SBP stylesheets, this parameter is set

sbp/xhtml/docbook.xsl

@@ -34,5 +34,6 @@
 
   <xsl:include href="../VERSION.xsl"/>
   <xsl:include href="titlepage.templates.xsl"/>
+  <xsl:include href="param.xsl"/>
 
 </xsl:stylesheet>

sbp/xhtml/param.xsl

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+   Specific parameters for the SBP stylesheets
+-->
+<xsl:stylesheet version="1.0"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+
+  <xsl:param name="json-ld-seriesname">SUSE Best Practices</xsl:param>
+
+</xsl:stylesheet>

suse2022-ns/xhtml/json-ld.xsl

@@ -859,7 +859,6 @@
     </xsl:choose>
   </xsl:template>
 
-
   <xsl:template name="json-ld-publisher">
     "sameAs": [
           "https://www.facebook.com/SUSEWorldwide/about",
@@ -913,12 +912,11 @@
   <!-- The following templates access the Docserv config -->
   <xsl:template name="json-ld-series">
     <xsl:param name="node" select="."/>
-    <xsl:variable name="meta-series" select="$node/d:info/d:meta[@name='series']"/>
 
-    <xsl:if test="$meta-series != ''">
-    "isPartOf": {
+    <xsl:if test="$json-ld-seriesname != ''">
+     "isPartOf": {
       "@type": "CreativeWorkSeries",
-      "name": "<xsl:value-of select="normalize-space($meta-series)"/>"
+      "name": "<xsl:value-of select="normalize-space($json-ld-seriesname)"/>"
     },
     </xsl:if>
   </xsl:template>

suse2022-ns/xhtml/param.xsl

@@ -482,6 +482,10 @@ task before
     >https://www.suse.com/assets/img/suse-white-logo-green.svg</xsl:param>
   <!-- The logo -->
   <xsl:param name="json-ld-image-url" select="$json-ld-fallback-author-logo" />
+  <!-- By default, these are empty and are set by the SBP stylesheets -->
+  <xsl:param name="json-ld-seriesname"/>
+  <xsl:param name="json-ld-seriesnameshort"/>
+
 
   <!-- The DC file needs to be passed to find the structure in the Docserv config -->
   <xsl:param name="dcfilename"/>