# DOCURI is the location of the document...
DOCURI=@DOCURI@
# ...and BASEURI is the base URI of the vocabularies, and thus the
# distribution location of the vocabulary files
BASEURI=@BASEURI@

#ERSION=@PACKAGE_VERSION@
#RELEASEDATE=@RELEASEDATE@

# Following should/will be overridden by the Makefile which calls this one
#DISTNAME=@DISTNAME@

# Use Saxon if necessary: some xsltproc versions seem to have trouble with 
# the structure.xslt file.  If this is indeed necessary, adjust the SAXONJAR
# line below.
SAXONJAR="@SAXONJAR@"
XSLTPROC="@XSLTPROC@"
BIBTEX="@BIBTEX@"
RAPPER="@RAPPER@"

# The following is becoming unwieldy: it would seem better if the vocabularies.xml
# and vocabularies-issues.xml files were replaced by foo.xml.in, and substituted
# by configure.  However that makes the build process that little bit more
# opaque, so it's probably best overall to this as it is.
edit=sed -e 's/@VERSION\@/@PACKAGE_VERSION@/g' \
	 -e 's/@RELEASEDATE\@/@RELEASEDATE@/g' \
	 -e 's,@DOCURI\@,@DOCURI@,g' \
	 -e 's,@BASEURI\@,@BASEURI@,g' \
	 -e 's,@DISTNAME\@,@DISTNAME@,g' \
	 -e 's,@ISSUESLIST\@,@ISSUESLIST@,g' \
	 -e 's,\$$\([A-Z][A-Za-z]*:[^$$]*\)\$$,\1,g' \
	 -e 's/@DRAFTVERSION\@{\([^}]*\)}/@DRAFTVERSION@/'
#edit=sed -e 's/@VERSION\@/$(VERSION)/g' \
#	 -e 's/@RELEASEDATE\@/$(RELEASEDATE)/g' \
#	 -e 's,@DISTURI\@,$(DISTURI),g' \
#	 -e 's,@BASEURI\@,$(BASEURI),g' \
#	 -e 's,@DISTNAME\@,$(DISTNAME),g' \
#	 -e 's,@ISSUESLIST\@,$(ISSUESLIST),g' \
#	 -e 's,\$$\([A-Z][A-Za-z]*:[^$$]*\)\$$,\1,g'

# Rules for creating note.xhtml from note.xml

%.aux: %.xml structure.xslt
	rm -f $@ $@.tmp
@USE_XSLTPROC@	$(XSLTPROC) --stringparam document-id $< --stringparam target aux \
@USE_XSLTPROC@	  structure.xslt $< >$@.tmp && mv $@.tmp $@
@USE_SAXON@	java -jar $(SAXONJAR) $< structure.xslt document-id=$< target=aux >$@.tmp && mv $@.tmp $@
# Use printf rather than echo, since difference echo implementations treat
# \b in different ways (some as the pair of characters "\b", others as a backspace).
	printf '\\bibstyle{plainhtml}\n' >> $@

# Following relies on BIBINPUTS and BSTINPUTS being set OK.
%.bbl: %.aux rm-refs.bib
	rm -f $@ $@.tmp
	$(BIBTEX) $*
	sed -e '1s+<dl>+<dl xmlns="http://www.w3.org/1999/xhtml">+' -f detex.sed $@ >$@.tmp && mv $@.tmp $@

# Convert .xml source to .xhtml output (which includes UTF-8 characters)
%.xhtml: %.xml
	rm -f $@ $@.tmp
@USE_XSLTPROC@	$(XSLTPROC) --stringparam document-id $< structure.xslt $< | $(edit) >$@.tmp && mv $@.tmp $@
@USE_SAXON@	java -jar $(SAXONJAR) $< structure.xslt document-id=$< | $(edit) >$@.tmp && mv $@.tmp $@

# Check the RDFa content of vocabularies.xhtml
%.rdf: %.xhtml RDFa2RDFXML.xsl
	rm -f $@ $@.tmp
@USE_XSLTPROC@	$(XSLTPROC) RDFa2RDFXML.xsl $< >$@.tmp && mv $@.tmp $@
@USE_SAXON@	java -jar $(SAXONJAR) $< RDFa2RDFXML.xsl >$@.tmp && mv $@.tmp $@

# Reformat to Turtle
%.ttl: %.rdf
	rm -f $@ $@.tmp
	$(RAPPER) --output turtle $< $(BASEURI) >$@.tmp && mv $@.tmp $@


########################################
#
# Default target

all: vocabularies.html vocabularies-issues.xhtml

# Add extra dependency
vocabularies.xhtml: vocabularies.bbl
vocabularies-issues.xhtml: vocabularies-issues.bbl

# Convert .xhtml to .html by doing an identity transformation using a
# stylesheet which uses the "html" output method.
vocabularies.html: vocabularies.xhtml
	rm -f $@ $@.tmp
@USE_XSLTPROC@	$(XSLTPROC) identity-html.xslt $< | sed -f to-entities.sed >$@.tmp && mv $@.tmp $@
@USE_SAXON@	java -jar $(SAXONJAR) $< identity-html.xslt | sed -f to-entities.sed >$@.tmp && mv $@.tmp $@

########################################
#
# Extras

# This refers to a local copy of the current version of the script
# RDFa2RDFXML.xsl available from <http://ns.inria.fr/grddl/rdfa/>
RDFa2RDFXML.xsl:
	curl http://ns.inria.fr/grddl/rdfa/2007/09/19/RDFa2RDFXML.xsl >$@

########################################
#
# Maintenance

clean:
	rm -f *~ vocabularies.xhtml vocabularies.html vocabularies.aux vocabularies.bbl \
		vocabularies.blg vocabularies.rdf vocabularies.ttl tmp \
		vocabularies-issues.xhtml

realclean: clean
	rm -f Makefile