X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/bfec9cc7ab5a396f7662090b208691ec59a69f1b..2f1753cc3e240fa497a87873ed19fe3f11e22331:/doc/xslt/common/l10n.xsl

diff --git a/doc/xslt/common/l10n.xsl b/doc/xslt/common/l10n.xsl
new file mode 100644
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+++ b/doc/xslt/common/l10n.xsl
@@ -0,0 +1,593 @@
+<?xml version='1.0'?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+                xmlns:l="http://docbook.sourceforge.net/xmlns/l10n/1.0"
+                exclude-result-prefixes="l"
+                version='1.0'>
+
+<!-- ********************************************************************
+     $Id: l10n.xsl 8904 2010-09-11 01:56:22Z kosek $
+     ********************************************************************
+
+     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.
+
+     This file contains localization templates (for internationalization)
+     ******************************************************************** -->
+
+<xsl:param name="l10n.xml" select="document('../common/l10n.xml')"/>
+<xsl:param name="local.l10n.xml" select="document('')"/>
+<xsl:param name="empty.local.l10n.xml" select="not($local.l10n.xml//l:l10n)"/>
+
+<xsl:key name="l10n-lang" match="l:l10n" use="@language"/>
+<xsl:key name="l10n-gentext" match="l:l10n/l:gentext" use="@key"/>
+<xsl:key name="l10n-dingbat" match="l:l10n/l:dingbat" use="@key"/>
+<xsl:key name="l10n-context" match="l:l10n/l:context" use="@name"/>
+<xsl:key name="l10n-template" match="l:l10n/l:context/l:template[not(@style)]" use="concat(../@name, '#', @name)"/>
+<xsl:key name="l10n-template-style" match="l:l10n/l:context/l:template[@style]" use="concat(../@name, '#', @name, '#', @style)"/>
+
+<xsl:template name="l10n.language">
+  <xsl:param name="target" select="."/>
+  <xsl:param name="xref-context" select="false()"/>
+
+  <xsl:variable name="mc-language">
+    <xsl:choose>
+      <xsl:when test="$l10n.gentext.language != ''">
+        <xsl:value-of select="$l10n.gentext.language"/>
+      </xsl:when>
+
+      <xsl:when test="$xref-context or $l10n.gentext.use.xref.language != 0">
+        <!-- can't do this one step: attributes are unordered! -->
+        <xsl:variable name="lang-scope"
+                      select="$target/ancestor-or-self::*
+                              [@lang or @xml:lang][1]"/>
+        <xsl:variable name="lang-attr"
+                      select="($lang-scope/@lang | $lang-scope/@xml:lang)[1]"/>
+        <xsl:choose>
+          <xsl:when test="string($lang-attr) = ''">
+            <xsl:value-of select="$l10n.gentext.default.language"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="$lang-attr"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:when>
+
+      <xsl:otherwise>
+        <!-- can't do this one step: attributes are unordered! -->
+        <xsl:variable name="lang-scope"
+                      select="$target/ancestor-or-self::*
+                              [@lang or @xml:lang][1]"/>
+        <xsl:variable name="lang-attr"
+                      select="($lang-scope/@lang | $lang-scope/@xml:lang)[1]"/>
+
+        <xsl:choose>
+          <xsl:when test="string($lang-attr) = ''">
+            <xsl:value-of select="$l10n.gentext.default.language"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="$lang-attr"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:variable name="language" select="translate($mc-language,
+                                        'ABCDEFGHIJKLMNOPQRSTUVWXYZ-',
+                                        'abcdefghijklmnopqrstuvwxyz_')"/>
+
+  <xsl:for-each select="$l10n.xml">   <!-- We need to change context in order to get key work -->
+    <xsl:choose>
+      <xsl:when test="key('l10n-lang', $language)">
+        <xsl:value-of select="$language"/>
+      </xsl:when>
+      <!-- try just the lang code without country -->
+      <xsl:when test="key('l10n-lang', substring-before($language,'_'))">
+        <xsl:value-of select="substring-before($language,'_')"/>
+      </xsl:when>
+      <!-- or use the default -->
+      <xsl:otherwise>
+        <xsl:message>
+          <xsl:text>No localization exists for "</xsl:text>
+          <xsl:value-of select="$language"/>
+          <xsl:text>" or "</xsl:text>
+          <xsl:value-of select="substring-before($language,'_')"/>
+          <xsl:text>". Using default "</xsl:text>
+          <xsl:value-of select="$l10n.gentext.default.language"/>
+          <xsl:text>".</xsl:text>
+        </xsl:message>
+        <xsl:value-of select="$l10n.gentext.default.language"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:for-each>
+</xsl:template>
+
+<xsl:template name="l10n.language.name">
+  <xsl:param name="lang">
+    <xsl:call-template name="l10n.language"/>
+  </xsl:param>
+
+  <xsl:for-each select="$l10n.xml">
+    <xsl:value-of
+	select="document(key('l10n-lang', $lang)/@href)/l:l10n/@english-language-name"/>
+  </xsl:for-each>
+</xsl:template>
+
+<xsl:template name="language.attribute">
+  <xsl:param name="node" select="."/>
+
+  <xsl:variable name="language">
+    <xsl:choose>
+      <xsl:when test="$l10n.gentext.language != ''">
+        <xsl:value-of select="$l10n.gentext.language"/>
+      </xsl:when>
+
+      <xsl:otherwise>
+        <!-- can't do this one step: attributes are unordered! -->
+        <xsl:variable name="lang-scope"
+                      select="$node/ancestor-or-self::*
+                              [@lang or @xml:lang][1]"/>
+        <xsl:variable name="lang-attr"
+                      select="($lang-scope/@lang | $lang-scope/@xml:lang)[1]"/>
+
+        <xsl:choose>
+          <xsl:when test="string($lang-attr) = ''">
+            <xsl:value-of select="$l10n.gentext.default.language"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="$lang-attr"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:if test="$language != ''">
+    <xsl:attribute name="lang">
+      <xsl:choose>
+        <xsl:when test="$l10n.lang.value.rfc.compliant != 0">
+          <xsl:value-of select="translate($language, '_', '-')"/>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:value-of select="$language"/>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:attribute>
+  </xsl:if>
+
+  <!-- FIXME: This is sort of hack, but it was the easiest way to add at least partial support for dir attribute -->
+  <xsl:copy-of select="ancestor-or-self::*[@dir][1]/@dir"/>
+</xsl:template>
+
+<!-- Duplication of language.attribute template to allow for xml:lang attribute
+     creation for XHTML 1.1 and epub target -->
+<xsl:template name="xml.language.attribute">
+  <xsl:param name="node" select="."/>
+
+  <xsl:variable name="language">
+    <xsl:choose>
+      <xsl:when test="$l10n.gentext.language != ''">
+        <xsl:value-of select="$l10n.gentext.language"/>
+      </xsl:when>
+
+      <xsl:otherwise>
+        <!-- can't do this one step: attributes are unordered! -->
+        <xsl:variable name="lang-scope"
+                      select="$node/ancestor-or-self::*
+                              [@lang or @xml:lang][1]"/>
+        <xsl:variable name="lang-attr"
+                      select="($lang-scope/@lang | $lang-scope/@xml:lang)[1]"/>
+
+        <xsl:choose>
+          <xsl:when test="string($lang-attr) = ''">
+            <xsl:value-of select="$l10n.gentext.default.language"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="$lang-attr"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+
+  <xsl:if test="$language != ''">
+    <xsl:attribute name="xml:lang">
+      <xsl:choose>
+        <xsl:when test="$l10n.lang.value.rfc.compliant != 0">
+          <xsl:value-of select="translate($language, '_', '-')"/>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:value-of select="$language"/>
+        </xsl:otherwise>
+      </xsl:choose>
+    </xsl:attribute>
+  </xsl:if>
+
+  <!-- FIXME: This is sort of hack, but it was the easiest way to add at least partial support for dir attribute -->
+  <xsl:copy-of select="ancestor-or-self::*[@dir][1]/@dir"/>
+</xsl:template>
+
+<xsl:template name="gentext">
+  <xsl:param name="key" select="local-name(.)"/>
+  <xsl:param name="lang">
+    <xsl:call-template name="l10n.language"/>
+  </xsl:param>
+
+  <xsl:for-each select="$l10n.xml">  <!-- We need to switch context in order to make key() work -->
+    <xsl:for-each select="document(key('l10n-lang', $lang)/@href)">
+      <xsl:variable name="local.l10n.gentext"
+		    select="($local.l10n.xml//l:i18n/l:l10n[@language=$lang]/l:gentext[@key=$key])[1]"/>
+
+      <xsl:variable name="l10n.gentext"
+		    select="key('l10n-gentext', $key)[1]"/>
+
+      <xsl:choose>
+	<xsl:when test="$local.l10n.gentext">
+	  <xsl:value-of select="$local.l10n.gentext/@text"/>
+	</xsl:when>
+	<xsl:when test="$l10n.gentext">
+	  <xsl:value-of select="$l10n.gentext/@text"/>
+	</xsl:when>
+	<xsl:otherwise>
+	  <xsl:message>
+	    <xsl:text>No "</xsl:text>
+	    <xsl:value-of select="$lang"/>
+	    <xsl:text>" localization of "</xsl:text>
+	    <xsl:value-of select="$key"/>
+	    <xsl:text>" exists</xsl:text>
+	    <xsl:choose>
+	      <xsl:when test="$lang = 'en'">
+		 <xsl:text>.</xsl:text>
+	      </xsl:when>
+	      <xsl:otherwise>
+		 <xsl:text>; using "en".</xsl:text>
+	      </xsl:otherwise>
+	    </xsl:choose>
+	  </xsl:message>
+	  
+	  <xsl:for-each select="$l10n.xml">  <!-- We need to switch context in order to make key() work -->
+	    <xsl:for-each select="document(key('l10n-lang', 'en')/@href)">
+	      <xsl:value-of select="key('l10n-gentext', $key)[1]/@text"/>
+	    </xsl:for-each>
+	  </xsl:for-each>
+	</xsl:otherwise>
+      </xsl:choose>
+    </xsl:for-each>
+  </xsl:for-each>
+</xsl:template>
+
+<xsl:template name="gentext.element.name">
+  <xsl:param name="element.name" select="local-name(.)"/>
+  <xsl:param name="lang">
+    <xsl:call-template name="l10n.language"/>
+  </xsl:param>
+
+  <xsl:call-template name="gentext">
+    <xsl:with-param name="key" select="$element.name"/>
+    <xsl:with-param name="lang" select="$lang"/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.space">
+  <xsl:text> </xsl:text>
+</xsl:template>
+
+<xsl:template name="gentext.edited.by">
+  <xsl:call-template name="gentext">
+    <xsl:with-param name="key" select="'Editedby'"/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.by">
+  <xsl:call-template name="gentext">
+    <xsl:with-param name="key" select="'by'"/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.dingbat">
+  <xsl:param name="dingbat">bullet</xsl:param>
+  <xsl:param name="lang">
+    <xsl:call-template name="l10n.language"/>
+  </xsl:param>
+
+  <xsl:for-each select="$l10n.xml">  <!-- We need to switch context in order to make key() work -->
+    <xsl:for-each select="document(key('l10n-lang', $lang)/@href)">
+      <xsl:variable name="local.l10n.dingbat"
+		    select="($local.l10n.xml//l:i18n/l:l10n[@language=$lang]/l:dingbat[@key=$dingbat])[1]"/>
+
+      <xsl:variable name="l10n.dingbat"
+		    select="key('l10n-dingbat', $dingbat)[1]"/>
+
+      <xsl:choose>
+	<xsl:when test="$local.l10n.dingbat">
+	  <xsl:value-of select="$local.l10n.dingbat/@text"/>
+	</xsl:when>
+	<xsl:when test="$l10n.dingbat">
+	  <xsl:value-of select="$l10n.dingbat/@text"/>
+	</xsl:when>
+	<xsl:otherwise>
+	  <xsl:message>
+	    <xsl:text>No "</xsl:text>
+	    <xsl:value-of select="$lang"/>
+	    <xsl:text>" localization of dingbat </xsl:text>
+	    <xsl:value-of select="$dingbat"/>
+	    <xsl:text> exists; using "en".</xsl:text>
+	  </xsl:message>
+
+	  <xsl:for-each select="$l10n.xml">  <!-- We need to switch context in order to make key() work -->
+	    <xsl:for-each select="document(key('l10n-lang', 'en')/@href)">  
+	      <xsl:value-of select="key('l10n-dingbat', $dingbat)[1]/@text"/>
+	    </xsl:for-each>
+	  </xsl:for-each>
+	</xsl:otherwise>
+      </xsl:choose>
+    </xsl:for-each>
+  </xsl:for-each>
+</xsl:template>
+
+<xsl:template name="gentext.startquote">
+  <xsl:call-template name="gentext.dingbat">
+    <xsl:with-param name="dingbat">startquote</xsl:with-param>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.endquote">
+  <xsl:call-template name="gentext.dingbat">
+    <xsl:with-param name="dingbat">endquote</xsl:with-param>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.nestedstartquote">
+  <xsl:call-template name="gentext.dingbat">
+    <xsl:with-param name="dingbat">nestedstartquote</xsl:with-param>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.nestedendquote">
+  <xsl:call-template name="gentext.dingbat">
+    <xsl:with-param name="dingbat">nestedendquote</xsl:with-param>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.nav.prev">
+  <xsl:call-template name="gentext">
+    <xsl:with-param name="key" select="'nav-prev'"/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.nav.next">
+  <xsl:call-template name="gentext">
+    <xsl:with-param name="key" select="'nav-next'"/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.nav.home">
+  <xsl:call-template name="gentext">
+    <xsl:with-param name="key" select="'nav-home'"/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template name="gentext.nav.up">
+  <xsl:call-template name="gentext">
+    <xsl:with-param name="key" select="'nav-up'"/>
+  </xsl:call-template>
+</xsl:template>
+
+<!-- ============================================================ -->
+
+<xsl:template name="gentext.template">
+  <xsl:param name="context" select="'default'"/>
+  <xsl:param name="name" select="'default'"/>
+  <xsl:param name="origname" select="$name"/>
+  <xsl:param name="purpose"/>
+  <xsl:param name="xrefstyle"/>
+  <xsl:param name="referrer"/>
+  <xsl:param name="lang">
+    <xsl:call-template name="l10n.language"/>
+  </xsl:param>
+  <xsl:param name="verbose" select="1"/>
+
+  <xsl:choose>
+    <xsl:when test="$empty.local.l10n.xml">
+      <xsl:for-each select="$l10n.xml">  <!-- We need to switch context in order to make key() work -->
+	<xsl:for-each select="document(key('l10n-lang', $lang)/@href)">
+
+	  <xsl:variable name="localization.node"
+			select="key('l10n-lang', $lang)[1]"/>
+
+	  <xsl:if test="count($localization.node) = 0
+			and $verbose != 0">
+	    <xsl:message>
+	      <xsl:text>No "</xsl:text>
+	      <xsl:value-of select="$lang"/>
+	      <xsl:text>" localization exists.</xsl:text>
+	    </xsl:message>
+	  </xsl:if>
+
+	  <xsl:variable name="context.node"
+			select="key('l10n-context', $context)[1]"/>
+
+	  <xsl:if test="count($context.node) = 0
+			and $verbose != 0">
+	    <xsl:message>
+	      <xsl:text>No context named "</xsl:text>
+	      <xsl:value-of select="$context"/>
+	      <xsl:text>" exists in the "</xsl:text>
+	      <xsl:value-of select="$lang"/>
+	      <xsl:text>" localization.</xsl:text>
+	    </xsl:message>
+	  </xsl:if>
+
+	  <xsl:for-each select="$context.node">
+	    <xsl:variable name="template.node"
+			  select="(key('l10n-template-style', concat($context, '#', $name, '#', $xrefstyle))
+				   |key('l10n-template', concat($context, '#', $name)))[1]"/>
+
+	    <xsl:choose>
+	      <xsl:when test="$template.node/@text">
+		<xsl:value-of select="$template.node/@text"/>
+	      </xsl:when>
+	      <xsl:otherwise>
+		<xsl:choose>
+		  <xsl:when test="contains($name, '/')">
+		    <xsl:call-template name="gentext.template">
+		      <xsl:with-param name="context" select="$context"/>
+		      <xsl:with-param name="name" select="substring-after($name, '/')"/>
+		      <xsl:with-param name="origname" select="$origname"/>
+		      <xsl:with-param name="purpose" select="$purpose"/>
+		      <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+		      <xsl:with-param name="referrer" select="$referrer"/>
+		      <xsl:with-param name="lang" select="$lang"/>
+		      <xsl:with-param name="verbose" select="$verbose"/>
+		    </xsl:call-template>
+		  </xsl:when>
+		  <xsl:when test="$verbose = 0">
+		    <!-- silence -->
+		  </xsl:when>
+		  <xsl:otherwise>
+		    <xsl:message>
+		      <xsl:text>No template for "</xsl:text>
+		      <xsl:value-of select="$origname"/>
+		      <xsl:text>" (or any of its leaves) exists in the context named "</xsl:text>
+		      <xsl:value-of select="$context"/>
+		      <xsl:text>" in the "</xsl:text>
+		      <xsl:value-of select="$lang"/>
+		      <xsl:text>" localization.</xsl:text>
+		    </xsl:message>
+		  </xsl:otherwise>
+		</xsl:choose>
+	      </xsl:otherwise>
+	    </xsl:choose>
+	  </xsl:for-each>
+	</xsl:for-each>
+      </xsl:for-each>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:for-each select="$l10n.xml">  <!-- We need to switch context in order to make key() work -->
+	<xsl:for-each select="document(key('l10n-lang', $lang)/@href)">
+
+	  <xsl:variable name="local.localization.node"
+			select="($local.l10n.xml//l:i18n/l:l10n[@language=$lang])[1]"/>
+
+	  <xsl:variable name="localization.node"
+			select="key('l10n-lang', $lang)[1]"/>
+
+	  <xsl:if test="count($localization.node) = 0
+			and count($local.localization.node) = 0
+			and $verbose != 0">
+	    <xsl:message>
+	      <xsl:text>No "</xsl:text>
+	      <xsl:value-of select="$lang"/>
+	      <xsl:text>" localization exists.</xsl:text>
+	    </xsl:message>
+	  </xsl:if>
+
+	  <xsl:variable name="local.context.node"
+			select="$local.localization.node/l:context[@name=$context]"/>
+
+	  <xsl:variable name="context.node"
+			select="key('l10n-context', $context)[1]"/>
+
+	  <xsl:if test="count($context.node) = 0
+			and count($local.context.node) = 0
+			and $verbose != 0">
+	    <xsl:message>
+	      <xsl:text>No context named "</xsl:text>
+	      <xsl:value-of select="$context"/>
+	      <xsl:text>" exists in the "</xsl:text>
+	      <xsl:value-of select="$lang"/>
+	      <xsl:text>" localization.</xsl:text>
+	    </xsl:message>
+	  </xsl:if>
+
+	  <xsl:variable name="local.template.node"
+			select="($local.context.node/l:template[@name=$name
+								and @style
+								and @style=$xrefstyle]
+				|$local.context.node/l:template[@name=$name
+								and not(@style)])[1]"/>
+
+	  <xsl:for-each select="$context.node">
+	    <xsl:variable name="template.node"
+			  select="(key('l10n-template-style', concat($context, '#', $name, '#', $xrefstyle))
+				   |key('l10n-template', concat($context, '#', $name)))[1]"/>
+
+	    <xsl:choose>
+	      <xsl:when test="$local.template.node/@text">
+		<xsl:value-of select="$local.template.node/@text"/>
+	      </xsl:when>
+	      <xsl:when test="$template.node/@text">
+		<xsl:value-of select="$template.node/@text"/>
+	      </xsl:when>
+	      <xsl:otherwise>
+		<xsl:choose>
+		  <xsl:when test="contains($name, '/')">
+		    <xsl:call-template name="gentext.template">
+		      <xsl:with-param name="context" select="$context"/>
+		      <xsl:with-param name="name" select="substring-after($name, '/')"/>
+		      <xsl:with-param name="origname" select="$origname"/>
+		      <xsl:with-param name="purpose" select="$purpose"/>
+		      <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+		      <xsl:with-param name="referrer" select="$referrer"/>
+		      <xsl:with-param name="lang" select="$lang"/>
+		      <xsl:with-param name="verbose" select="$verbose"/>
+		    </xsl:call-template>
+		  </xsl:when>
+		  <xsl:when test="$verbose = 0">
+		    <!-- silence -->
+		  </xsl:when>
+		  <xsl:otherwise>
+		    <xsl:message>
+		      <xsl:text>No template for "</xsl:text>
+		      <xsl:value-of select="$origname"/>
+		      <xsl:text>" (or any of its leaves) exists in the context named "</xsl:text>
+		      <xsl:value-of select="$context"/>
+		      <xsl:text>" in the "</xsl:text>
+		      <xsl:value-of select="$lang"/>
+		      <xsl:text>" localization.</xsl:text>
+		    </xsl:message>
+		  </xsl:otherwise>
+		</xsl:choose>
+	      </xsl:otherwise>
+	    </xsl:choose>
+	  </xsl:for-each>
+	</xsl:for-each>
+      </xsl:for-each>
+    </xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+<!-- silently test if a gentext template exists -->
+
+<xsl:template name="gentext.template.exists">
+  <xsl:param name="context" select="'default'"/>
+  <xsl:param name="name" select="'default'"/>
+  <xsl:param name="origname" select="$name"/>
+  <xsl:param name="purpose"/>
+  <xsl:param name="xrefstyle"/>
+  <xsl:param name="referrer"/>
+  <xsl:param name="lang">
+    <xsl:call-template name="l10n.language"/>
+  </xsl:param>
+
+  <xsl:variable name="template">
+    <xsl:call-template name="gentext.template">
+      <xsl:with-param name="context" select="$context"/>
+      <xsl:with-param name="name" select="$name"/>
+      <xsl:with-param name="origname" select="$origname"/>
+      <xsl:with-param name="purpose" select="$purpose"/>
+      <xsl:with-param name="xrefstyle" select="$xrefstyle"/>
+      <xsl:with-param name="referrer" select="$referrer"/>
+      <xsl:with-param name="lang" select="$lang"/>
+      <xsl:with-param name="verbose" select="0"/>
+    </xsl:call-template>
+  </xsl:variable>
+  
+  <xsl:choose>
+    <xsl:when test="string-length($template) != 0">1</xsl:when>
+    <xsl:otherwise>0</xsl:otherwise>
+  </xsl:choose>
+</xsl:template>
+
+</xsl:stylesheet>
\ No newline at end of file