SHELL := $(shell which bash)
H=@

TAGS = www up-html up-css up-images up-download \
       lint-xml index lddl install-xml \
       test-html html install-html \
       install-jed install-bib install-2 install-1 install-coq \
       install-automath install-v install-matita \

# LDURL = http://lambdadelta.info/
LDURL = http://helm.cs.unibo.it/lambdadelta/

SITEDIR    = html
ETCDIR     = etc
DOWNDIR    = download
XSLTDIR    = xslt
XMLDIR     = xml
SRCDIR     = web/home
LDDLDIR    = web/lddl
XHTBLDIR   = bin/xhtbl
INDEXDIR   = bin/index
HTMLDIR    = html/lddl
JEDDIR     = $(HOME)/mps/jed
BIBDIR     = $(HOME)/texmf/bibtex/bib
CONTRIBDIR = $(ETCDIR)/lambdadelta
HELENADIR  = ../../software/helena

WEBDIRS  = $(SRCDIR) $(ETCDIR)

REMOTE   = helm.cs.unibo.it
RDIR     = /projects/helm/public_html/lambdadelta
RHOMEDIR = $(REMOTE):$(RDIR)
RXMLDIR  = $(RHOMEDIR)/xml
RDOWNDIR = $(RHOMEDIR)/download
RSTATICDIR = /projects/helm/public_html/lambda-delta/static

DLHTMLSTAMP = $(ETCDIR)/lddl_html.stamp
DLHTMLIXSTAMP = $(ETCDIR)/lddl_html_ix.stamp

SLS     = helena.sl automath.sl
BIB     = lambdadelta.bib
CONTRIB = lambdadelta_2.tar.gz

XMLS = Environment/grundlagen_2/l/not.ld.xml \
       Environment/grundlagen_2/l/et.ld.xml \
       Environment/grundlagen_2/l/e/st/eq/landau/n/rt/rp/r/c/8283/t234.ld.xml \
       Environment/grundlagen_2/l/e/pairis1.ld.xml \
       Environment/grundlagen_2/l/e/st/eq/landau/n/327/t25.ld.xml \

LDWEB = ld_web.xsl ld_web_root.xsl ld_web_library.xsl ld_web_ebnf.xsl

AUTOMATH = examples/automath/grundlagen_2.aut
COQ      = coq/grundlagen_2.v

MATITA = matita/root matita/grundlagen_2.ma

XMLLINT = xmllint --noout
XSLT    = xsltproc
XHTBL   = $(XHTBLDIR)/xhtbl.native
INDEX   = $(INDEXDIR)/index.native

XHTBLOPTS =

ifeq ($(XSLT), xsltproc)
   XSLT_PARAM := --param
   XSLT_OUT   := -o
   XSLT_XSL   :=
   XSLT_IN    :=
endif

ifeq ($(XSLT), xalan)
   XSLT_PARAM := -param
   XSLT_OUT   := -out
   XSLT_XSL   := -xsl
   XSLT_IN    := -in
   XSLT       += -indent 2
endif

XSLT += $(XSLT_PARAM) baseurl '"$(LDURL)"' $(XSLT_PARAM) date '"$(shell date -R)"'

define HTML_TEMPLATE
   HTML_$(2)  = $$(SITEDIR)/$(2).html
   HTMLS     += $$(HTML_$(2))

   $$(HTML_$(2)): $(1) $$(XSLS) $$(LDWEB:%=$$(XSLTDIR)/%)
	@echo "  XSLT $$(notdir $$<)"
	$$(H)$$(XSLT) $$(XSLT_OUT) $$@ $$(XSLT_XSL) $$(XSLTDIR)/ld_web.xsl $$(XSLT_IN) $$<
endef

ifeq ($(MAKECMDGOALS), www)
   LDWS  = $(shell find -L $(WEBDIRS) -name "*.ldw.xml")
   TBLS  = $(shell find -L $(WEBDIRS) -name "*.tbl")
   XSLS  = $(addprefix $(XSLTDIR)/,xhtbl.xsl $(notdir $(TBLS:%.tbl=%.xsl)))

   $(XSLS): $(TBLS) $(XHTBL)
	@echo "  XHTBL $(XHTBLOPTS) *.tbl"
	$(H)$(XHTBL) $(XHTBLOPTS) -b $(LDURL) -O $(XSLTDIR) $(TBLS)

   $(foreach LDW,$(LDWS),$(eval $(call HTML_TEMPLATE,$(LDW),$(notdir $(LDW:%.ldw.xml=%)))))
endif

all:

www: $(HTMLS) $(TBLS) $(XHTBL)

lint-xml: $(XMLS:%=$(XMLDIR)/%)
	@echo XMLLINT --valid
	$(H)$(XMLLINT) --valid $^

$(ETCDIR)/make_html.sh $(XMLDIR)/index.txt index:
	@echo "  GENERATE INDEXES"
	$(H)find $(XMLDIR) -name "*.ld.xml" | sed s/.xml//g | sed s/xml/ld:/g > $(XMLDIR)/index.txt
	$(H)sed "s/^/make --no-print-directory /" $(XMLDIR)/index.txt | sed s.ld:/.. > $(ETCDIR)/make_html.sh

$(DOWNDIR)/lddl.tar.bz2 lddl: $(ETCDIR)/exclude.txt $(XMLDIR)/index.txt
	@echo "  GENERATE lddl.tar.bz2"
	$(H)tar -cjf $(DOWNDIR)/lddl.tar.bz2 -X $< $(XMLDIR)

install-xml: $(DOWNDIR)/lddl.tar.bz2
	@echo "  INSTALL xml"
	$(H)scp $^ $(RDOWNDIR)
	$(H)ssh $(REMOTE) "cd $(RDIR) && tar -xjf download/lddl.tar.bz2"

test-html:
	@$(MAKE) --no-print-directory $(XMLS:%.xml=%)

html: $(ETCDIR)/make_html.sh
	@echo "  MAKE */*.ld"
#	$(H). $<
	$(H)$(INDEX) -i $(LDDLDIR) -o $(HTMLDIR) .

test: $(DLHTMLIXSTAMP)

$(DLHTMLSTAMP):
	$(H)for LDW in `find $(LDDLDIR) -name *.ldw.xml`; do \
	TMP=$${LDW/web/html};HTML=$${TMP/ldw.xml/html}; \
	echo "  XSLT $$LDW"; \
	mkdir -p $${HTML%/*}; \
	$(XSLT) $(XSLT_OUT) $$HTML $(XSLT_XSL) $(XSLTDIR)/ld_web.xsl $(XSLT_IN) $$LDW; \
	done
	$(H)touch $@
	$(H)touch $(DLHTMLIXSTAMP)

$(DLHTMLIXSTAMP):
	$(H)for LDW in `find $(LDDLDIR) -name index.ldw.xml`; do \
	TMP=$${LDW/web/html};HTML=$${TMP/ldw.xml/html}; \
	echo "  XSLT $$LDW"; \
	mkdir -p $${HTML%/*}; \
	$(XSLT) $(XSLT_OUT) $$HTML $(XSLT_XSL) $(XSLTDIR)/ld_web.xsl $(XSLT_IN) $$LDW; \
	done
	$(H)touch $@

install-html: $(ETCDIR)/html_lddl.tar.bz2

$(ETCDIR)/html_lddl.tar.bz2:
	@echo "  INSTALL html"
	$(H)tar -cjf $@ $(HTMLDIR)
	$(H)scp $@ $(RHOMEDIR)/$(ETCDIR)
	$(H)ssh $(REMOTE) "cd $(RDIR) && tar -xjf $@"

install-html-ix: $(ETCDIR)/html_lddl_ix.tar.bz2

$(ETCDIR)/html_lddl_ix.tar.bz2:
	@echo "  INSTALL html"
#	$(H)tar -cjf $@ `find $(HTMLDIR) -name index.html`
	$(H)scp $@ $(RHOMEDIR)/$(ETCDIR)
	$(H)ssh $(REMOTE) "cd $(RDIR) && tar -xjf $@"

install-jed: $(SLS:%=$(JEDDIR)/%)
	@echo "  INSTALL $(SLS)"
	$(H)scp $^ $(DOWNDIR)

install-bib: $(BIB:%=$(BIBDIR)/%)
	@echo "  INSTALL $(BIB)"
	$(H)scp $< $(DOWNDIR)
	$(H)scp $< $(DOWNDIR)/$(BIB:%.bib=%.txt)

install-2: $(CONTRIB:%=$(CONTRIBDIR)/%)
	@echo "  INSTALL $(CONTRIB)"
	$(H)scp $< $(DOWNDIR)

install-automath: $(HELENADIR)/$(AUTOMATH)
	@echo "  INSTALL $(notdir $<)"
	$(H)scp $< $(DOWNDIR)

install-matita: $(MATITA:%=$(HELENADIR)/%)
	@echo "  INSTALL matita"
	$(H)tar -C $(HELENADIR) -cjf $(DOWNDIR)/grundlagen_2.tar.bz2 $(MATITA)

install-1: etc/coq/ld_731/contrib/lambdadelta.tar.gz
	@echo "  INSTALL $<"
	$(H)scp $< $(DOWNDIR)/lambdadelta_1.tar.gz

install-coq:
	@echo "  INSTALL coq"
	$(H)ssh $(REMOTE) "cd $(RSTATICDIR)/coq && tar -xjf ../../../lambdadelta/download/lambdadelta_1A.tar.bz2 && . ../../../lambdadelta/etc/to_text.sh v"

install-v: $(HELENADIR)/$(COQ)
	@echo "  INSTALL $(notdir $<)"
	$(H)scp $< $(DOWNDIR)

up-html:
	@echo "  UPDATE $(RHOMEDIR)/html/"
	$(H)scp -q html/*.html $(RHOMEDIR)/html/

up-css:
	@echo "  UPDATE $(RHOMEDIR)/css/"
	$(H)scp -q -r css $(RHOMEDIR)

up-images:
	@echo "  UPDATE $(RHOMEDIR)/images/"
	$(H)scp -q -r images $(RHOMEDIR)

up-download:
	@echo "  UPDATE $(RHOMEDIR)/download/"
	$(H)scp -q -r download $(RHOMEDIR)

%.ld:
	@echo "  XSLT $@"
#	$(H)mkdir -p $(LDDLDIR)/$(@D)
#	$(H)$(XSLT) --novalid $(XSLT_OUT) $(LDDLDIR)/$@.ldw.xml $(XSLT_XSL) $(XSLTDIR)/lddl.xsl $(XSLT_IN) $(XMLDIR)/$@.xml
#	$(H)mkdir -p $(HTMLDIR)/$(@D)
#	$(H)$(XSLT) $(XSLT_OUT) $(HTMLDIR)/$@.html $(XSLT_XSL) $(XSLTDIR)/ld_web.xsl $(XSLT_IN) $(LDDLDIR)/$@.ldw.xml

.PHONY: $(TAGS)