Add topic domain classification in XSLT pass2

Generated with mallet based on the old training data in /vol/work/TE via
calling a Java function from XSLT.

Resolves #6
diff --git a/xslt/pass2.xsl b/xslt/pass2.xsl
index 697c108..087fb78 100644
--- a/xslt/pass2.xsl
+++ b/xslt/pass2.xsl
@@ -1,14 +1,28 @@
 <xsl:stylesheet version="3.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
                 xmlns:saxon="http://saxon.sf.net/"
-                exclude-result-prefixes="saxon">
+                xmlns:xs="http://www.w3.org/2001/XMLSchema"
+                xmlns:TextClassifier="java:de.ids_mannheim.TextClassifier"
+                exclude-result-prefixes="saxon xs TextClassifier">
 
     <xsl:output method="xml" indent="yes" saxon:line-length="1000"
     doctype-public="-//IDS//DTD IDS-I5 1.0//EN"
     doctype-system="http://corpora.ids-mannheim.de/I5/DTD/i5.dtd"
     />
 
+    <xsl:variable name="domainClassifier" select="TextClassifier:new('models/dereko_domains_s.classifier')"/>
+
     <xsl:mode on-no-match="shallow-copy"/>
 
+    <xsl:template match="textClass">
+        <xsl:variable name="classification" select="tokenize(TextClassifier:topicDomainsFromText($domainClassifier, ../../../text), ';')"/>
+        <textClass>
+            <catRef n="{$classification[1]}" target="{$classification[2]}" scheme="topic"/>
+            <xsl:if test="xs:decimal($classification[3]) > 0.0000001">
+                <catRef n="{$classification[3]}" target="{$classification[4]}" scheme="topic"/>
+            </xsl:if>
+        </textClass>
+    </xsl:template>
+
     <xsl:template match="p[not(normalize-space())]" priority="1.0"/>
 
     <xsl:template match="div[not(normalize-space())]" priority="1.0"/>