Refactor

.gitignore

@@ -0,0 +1 @@
+saxon9he.jar

Makefile

@@ -0,0 +1,61 @@
+# Version of the OCR-D-GT schema. Current: $(VERSION)
+VERSION = 18.01
+
+SAXON_HE_VERSION_MAJOR = 9
+SAXON_HE_VERSION_MINOR = 8
+SAXON_HE_VERSION_PATCH = 0-1J
+SAXON_HE_ZIP = SaxonHE$(SAXON_HE_VERSION_MAJOR)-$(SAXON_HE_VERSION_MINOR)-$(SAXON_HE_VERSION_PATCH).zip
+SAXON_HE_URL = https://sourceforge.net/projects/saxon/files/Saxon-HE/$(SAXON_HE_VERSION_MAJOR).$(SAXON_HE_VERSION_MINOR)/$(SAXON_HE_ZIP)/download
+SAXON_HE_JAR = saxon9he.jar
+SAXON = java -jar $(SAXON_HE_JAR)
+
+ONTO_XML = DefaultLabelTypes_3.xml
+ONTO_URL = https://raw.githubusercontent.com/PRImA-Research-Lab/semantic-labelling/master/ontology/$(ONTO_XML)
+
+OCR-D-GTM-XSD = ocr-d-gtm-$(VERSION).xsd
+
+# XSL to transform $(ONTO_XML) to $(OCR-D-GTM-XSD)
+XSL_ONTO_TO_XSD = xsl/OCR-D-GTM-labelschema.xsl
+
+
+# BEGIN-EVAL makefile-parser --make-help Makefile
+
+help:
+	@echo ""
+	@echo "  Targets"
+	@echo ""
+	@echo "    saxon  Download Saxon"
+	@echo "    onto   Fetch the ontology from upstream"
+	@echo "    xsd    Build the XSD"
+	@echo "    clean  Remove all generated files"
+	@echo ""
+	@echo "  Variables"
+	@echo ""
+	@echo "    VERSION          Version of the OCR-D-GT schema"
+	@echo "    XSL_ONTO_TO_XSD  XSL to transform $(ONTO_XML) to $(OCR-D-GTM-XSD)"
+
+# END-EVAL
+
+# Download Saxon
+saxon: $(SAXON_HE_JAR)
+
+$(SAXON_HE_JAR):
+	wget -O "$(SAXON_HE_ZIP)" "$(SAXON_HE_URL)"
+	unzip "$(SAXON_HE_ZIP)" "$(SAXON_HE_JAR)"
+	rm -rf "$(SAXON_HE_ZIP)"
+
+# Fetch the ontology from upstream
+onto: $(ONTO_XML)
+
+$(ONTO_XML):
+	curl -O '$(ONTO_XML)' '$(ONTO_URL)'
+
+# Build the XSD
+xsd: $(OCR-D-GTM-XSD)
+
+$(OCR-D-GTM-XSD): saxon onto
+	$(SAXON) -xsl:$(XSL_ONTO_TO_XSD) -s:$(ONTO_XML) -o:$(OCR-D-GTM-XSD)
+
+# Remove all generated files
+clean:
+	rm -r $(OCR-D-GTM-XSD)

README.md

@@ -28,12 +28,27 @@ The ontology is defined in
 [`DefaultLabelTypes_3.xml`](./DefaultLabelTypes_3.xml) taken from
 https://github.com/PRImA-Research-Lab/semantic-labelling
 
-The [XSD](./OCR-D_GT_schema.xsd) is generated by transforming that ontology with [an XSLT stylesheet](./OCR-D_GT_labelschema_maker.xsl).
+The [XSD](./ocr-d-gtm-latest.xsd) is generated by transforming that ontology with [an XSLT stylesheet](./xsl/OCR-D-GTM-labelschema.xsl).
 
-```sh
-java -jar ../saxon9he.jar -xsl:OCR-D_GT_labelschema_maker.xsl -s:DefaultLabelTypes_3.xml
+Building is handled by a make file, e.g. `make xsd` to rebuild the XSD.
+
+<!-- BEGIN-EVAL -w '```' '```' -- make help -->
+```
+
+  Targets
+
+    saxon  Download Saxon
+    onto   Fetch the ontology from upstream
+    xsd    Build the XSD
+    clean  Remove all generated files
+
+  Variables
+
+    VERSION          Version of the OCR-D-GT schema
+    XSL_ONTO_TO_XSD  XSL to transform DefaultLabelTypes_3.xml to ocr-d-gtm-18.01.xsd
 ```
 
+<!-- END-EVAL -->
 
 ## Acknowledgements
 

ocr-d-gtm-latest.xsd

@@ -0,0 +1 @@
+ocr-d-gtm-18.01.xsd

xsl/OCR-D_GT_labelschema_maker.xsl → xsl/OCR-D-GTM-labelschema.xsl

@@ -3,9 +3,6 @@
     <xsl:output method="xml" indent="yes"/>
     <xsl:strip-space elements="*"/>
 
-    <xsl:param name="mets_schema">http://www.loc.gov/standards/mets/mets.xsd</xsl:param>
-    <xsl:variable name="mining_schema" select="document($mets_schema)"/>
-
     <xsl:template match="text()"/>
 
     <xsl:template match="Ontology">