PUBLISH_MD += pumpkin-books house-rules
PUBLISH += pumpkin-books.pdf README.html
PUBLISH += $(addsuffix .md.txt,  $(PUBLISH_MD))
PUBLISH += $(addsuffix .md.html, $(PUBLISH_MD))
PUBLISH += $(addsuffix .md.pdf,  $(PUBLISH_MD))

SHELL=bash

all:	$(PUBLISH)

# Don't print the ps, printers (eg ours!) don't always have the fonts

o=>$@.new && mv -f $@.new $@
use_rsvg=rsvg-convert -f png -o $@.tmp.png $<
shell_pipe=set -o pipefail; set -e;
make_pnm = pnmdepth 255 | pnmnoraw $o

pumpkin-books.ps: pumpkin-books.ps.pl bag.pgm pot.pgm droplet.ppm
	./$< $o

pumpkin-books.pdf: pumpkin-books.ps
	gs -q -dNOPAUSE -dBATCH -dPDFSETTINGS=/prepress \
		-sDEVICE=pdfwrite -sOutputFile=$@ $<

bag.pgm: Sack_-_Sac_-_Zak_brown.svg Makefile
	$(use_rsvg)
	$(shell_pipe)					\
	pngtopnm <$@.tmp.png -mix -background 'white'	\
	| ppmtopgm 					\
	| $(make_pnm)

pot.pgm: 146_Kaldrono.svg Makefile
	$(use_rsvg)
	$(shell_pipe)					\
	pngtopnm <$@.tmp.png 				\
	| ppmtopgm 					\
	| pnminvert 					\
	| $(make_pnm)

droplet.ppm: droplet.svg Makefile
	$(use_rsvg)
	$(shell_pipe)					\
	pngtopnm <$@.tmp.png -mix -background 'white'	\
	| pnmdepth 255					\
	| $(make_pnm)

PUBLISH_FILES= \
	$(patsubst %.md,%.md.txt, $(PUBLISH)) \
	$(patsubst %.md,%.md.html, $(filter $(PUBLISH)) \

%.md.txt: %.md
	cat $< $o

%.md.html: %.md Makefile
	pandoc -s $< $o

%.md.pdf: %.md Makefile
	pandoc --pdf-engine=wkhtmltopdf -o $@ $<

pubssh=c
pubpath=games-rules/quacks
puburl=https://www.chiark.greenend.org.uk/~ijackson/README.html

publish: $(PUBLISH)
	git push origin
	rsync $^ $(pubssh):public-html/$(pubpath)/.
	@echo $(puburl)$(pubpath)/