######################################################################
# Copyright (c) 2013-2014 IndexData ApS. http://indexdata.com
#

##############################
# select a jquery version
#
#JQUERY_URL=	http://code.jquery.com/jquery-2.0.3.min.js
JQUERY_URL=	http://code.jquery.com/jquery-1.10.0.min.js
#JQUERY_URL=	http://code.jquery.com/jquery-1.9.1.min.js
#JQUERY_URL=	http://code.jquery.com/jquery-1.8.3.min.js
#JQUERY_URL=	http://code.jquery.com/jquery-1.7.2.min.js
#JQUERY_URL=	http://code.jquery.com/jquery-1.6.4.min.js
#JQUERY_URL=	http://code.jquery.com/jquery-1.4.4.min.js

JQUERY_UI_URL=	http://code.jquery.com/ui/1.10.3/jquery-ui.js
#JQUERY_UI_URL=	http://code.jquery.com/ui/1.8.0/jquery-ui.min.js
JQUERY_JSON_URL= https://jquery-json.googlecode.com/files/jquery.json-2.4.js
HANDLEBARS_URL=	http://builds.handlebarsjs.com.s3.amazonaws.com/handlebars-v1.1.2.js -o $@
PP2_URL= 	http://git.indexdata.com/?p=pazpar2.git;a=blob_plain;f=js/pz2.js;hb=HEAD
VERSION = $(shell tr -d '\012' < VERSION)

MKWS_JS=	mkws-complete.js

JQUERY_FILE := $(shell basename ${JQUERY_URL})
JQUERY_JSON_FILE := $(shell basename ${JQUERY_JSON_URL})
HANDLEBARS_FILE := $(shell basename ${HANDLEBARS_URL})
PP2_FILE = pz2.js
##############################

DOCS = README.html README.odt README.pdf \
       whitepaper.html whitepaper.odt whitepaper.pdf

# Default rule when "make" is invoked without a target
**default**: ${MKWS_JS} mkws-js-min README.html whitepaper.html

all: ${MKWS_JS} mkws-js-min $(DOCS)

docs: $(DOCS)

mkws-js ${MKWS_JS}: Makefile mkws.js ${JQUERY_FILE} ${JQUERY_JSON_FILE} ${HANDLEBARS_FILE} ${PP2_FILE}
	( set -e; \
	  echo "/*! Copyright (c) 2013-2014 IndexData ApS. http://indexdata.com"; \
	  echo "   Licence: GPL, http://www.indexdata.com/licences/gpl"; \
	  echo "   created at: $$(date)"; \
	  echo "   mkws.js GIT id: $$(git log mkws.js | head -n 1 | perl -npe 's,\S+\s+,,')"; \
	  echo "   pz2.js GIT id: $$(curl -sSf 'http://git.indexdata.com/?p=pazpar2.git;a=rss' | egrep '<guid' | head -1 | perl -ne 'print "$$1\n" if m,.*=([0-9a-f]+)</guid>,')"; \
	  echo "*/"; \
	  cat ${JQUERY_FILE}; \
	  cat ${JQUERY_JSON_FILE}; \
	  cat ${HANDLEBARS_FILE}; \
	  cat ${PP2_FILE}; \
	  cat  mkws.js; \
	) > ${MKWS_JS}.new
	mv -f ${MKWS_JS}.new ${MKWS_JS}

mkws-js-min: mkws.min.js mkws-complete.min.js

%.min.js: %.js
	yui-compressor $? > $@.new
	mv -f $@.new $@

mkws-syntax-check:
	yui-compressor mkws.js >/dev/null

mkws-complete-syntax-check: mkws-js-min

${JQUERY_FILE}:
	curl -sSf ${JQUERY_URL} -o $@.new
	perl -npe 's,sourceMappingURL=jquery.*map,,' $@.new > $@
	rm -f $@.new

${JQUERY_JSON_FILE}:
	curl -sSf ${JQUERY_JSON_URL} -o $@

${HANDLEBARS_FILE}:
	curl -sSf ${HANDLEBARS_URL} -o $@

${PP2_FILE}:
	curl -sSf "${PP2_URL}" -o $@.tmp
	mv -f $@.tmp $@

release: mkws.js mkws-complete.js mkws.min.js mkws-complete.min.js
	@if [ -f releases/mkws-$(VERSION).js ]; then \
		echo "*** There is already a release $(VERSION)"; \
	else \
		cp -p mkws.js releases/mkws-$(VERSION).js; \
		cp -p mkws.min.js releases/mkws-$(VERSION).min.js; \
		cp -p mkws-complete.js releases/mkws-complete-$(VERSION).js; \
		cp -p mkws-complete.min.js releases/mkws-complete-$(VERSION).min.js; \
		echo "Made release $(VERSION)"; \
	fi

# For a description of pandoc's markdown format, see:
# http://johnmacfarlane.net/pandoc/demo/example9/pandocs-markdown.html -->

# for older pandoc (<1.9) run first:
# perl -i.bak -npe 's/"(Authors|Subjects)": "(.*?)"/"$1": "test"/' tools/htdocs/whitepaper.markdown
#
%.html: %.markdown
	rm -f $@
	pandoc --standalone --toc -c mkws-doc.css $< | sed '/^<col width="[0-9]*%" \/>$//d' > $@
	chmod ugo-w $@

%.odt: %.markdown
	rm -f $@
	pandoc --standalone $< -o $@
	chmod ugo-w $@

# ### In order to compile the whitepaper, which has tables, to PDF,
# you will need to install the Debian package
#	texlive-latex-recommended
%.pdf: %.markdown
	rm -f $@
	pandoc --standalone $< -o $@
	chmod ugo-w $@

##############################
# helper targets
#
distclean: clean
	rm -f *.orig *.bak *.rej

clean:
	rm -f ${JQUERY_FILE} ${JQUERY_JSON_FILE} ${HANDLEBARS_FILE} ${PP2_FILE}
	rm -f mkws.min.js ${MKWS_JS} mkws-complete.min.js
	rm -f $(DOCS)

help:
	@echo "make [ help | docs | clean ]"
	@echo "     [ mkws-js | mkws-js-min ]"
	@echo "     [ mkws-syntax-check | mkws-complete-syntax-check ]"
	@echo ""
	@echo "make JQUERY_URL=http://code.jquery.com/jquery-2.0.3.min.js clean mkws-js"
	@echo ""
	@echo "Please check ./README file too!"