# Nothing in here should require any modification. If you feel you need to
# modify something first send mail to debian-www explaining why.

CUR_YEAR := $(shell date +%Y)

RELHTMLBASE := ../../www
ENGLISHSRCDIR := $(WMLBASE)/../english
TEMPLDIR := $(ENGLISHSRCDIR)/template/debian

ENGLISHDIR := $(ENGLISHSRCDIR)
# ^ just an alias ^
HTMLDIR = $(WMLBASE)/$(RELHTMLBASE)/$(CUR_DIR)

LANGUAGECAP = $(shell echo $(LANGUAGE) | tr "a-z" "A-Z")
WMLOPTIONS := -q -D CUR_YEAR=$(CUR_YEAR)
WMLOUTFILE = $(@F)
WMLPROLOG :=
WMLEPILOG :=
WML = wml $(WMLOPTIONS) -o UNDEFu$(LANGUAGECAP):$(WMLOUTFILE)@g+w $(WMLPROLOG) $(WMLEPILOG)

WMLFILES = $(wildcard *.wml)
ifndef SUBLANG
HTMLFILES = $(patsubst %.wml,%.$(LANGUAGE).html,$(WMLFILES))
HTMLDESTFILES = $(patsubst %.wml,$(HTMLDIR)/%.$(LANGUAGE).html,$(WMLFILES))
else
HTMLFILES = $(sort $(foreach i,$(SUBLANG),\
	$(patsubst %.wml,%.$(LANGUAGE)-$(i).html,$(WMLFILES))))
HTMLDESTFILES = $(sort $(foreach i,$(SUBLANG),\
	$(patsubst %.wml,$(HTMLDIR)/%.$(LANGUAGE)-$(i).html,$(WMLFILES))))
endif

OTHERFILES := $(wildcard *.ps.gz *.eps *.pdf *.css)
OTHERFILES += $(wildcard *.jpg *.gif *.png *.fig *.xcf.gz *.ppm)
OTHERDESTFILES := $(patsubst %,$(HTMLDIR)/%,$(OTHERFILES))

existing-SUBS := $(shell for dir in $(wildcard $(SUBS)) ''; do test -d $$dir && echo $$dir; done)
existing-SUBS-install := $(addsuffix -install,$(existing-SUBS))
existing-SUBS-clean := $(addsuffix -clean,$(existing-SUBS))
existing-SUBS-cleandest := $(addsuffix -cleandest,$(existing-SUBS))

# rules
all:: $(HTMLFILES) $(existing-SUBS)

$(existing-SUBS):
	-$(MAKE) -C $@

install:: $(HTMLDESTFILES) $(OTHERDESTFILES) $(existing-SUBS-install)

$(existing-SUBS-install):
	-$(MAKE) -C $(subst -install,,$@) install

clean::
	rm -f *.$(LANGUAGE).html *~ *.forced
clean:: $(existing-SUBS-clean)

$(existing-SUBS-clean):
	-$(MAKE) -C $(subst -clean,,$@) clean

cleandest::
	rm -f $(HTMLDIR)/*.$(LANGUAGE).html
cleandest:: $(existing-SUBS-cleandest)

$(existing-SUBS-cleandest):
	-$(MAKE) -C $(subst -cleandest,,$@) cleandest

# subdirectories of News, events and security dirs each have
# their own generic wml file deps
ifneq "$(findstring /News/,$(CURDIR))" ""
NOGENERICDEP := true
endif
ifneq "$(findstring /events/,$(CURDIR))" ""
NOGENERICDEP := true
endif
ifneq "$(findstring /security/,$(CURDIR))" ""
NOGENERICDEP := true
endif

# the rule for every wml file
ifndef NOGENERICDEP
%.$(LANGUAGE).html : %.wml $(WMLBASE)/../.wmlrc $(WMLBASE)/.wmlrc \
  $(TEMPLDIR)/template.wml $(TEMPLDIR)/languages.wml $(HTMLDEP)
	$(WML) $(<F)
ifeq "$(LANGUAGE)" "en"
ifeq "$(findstring /international/,$(CURDIR)/)" ""
	$(WMLBASE)/../touch_translations.pl $(CURDIR)/$(<F) $(LANGUAGE)
endif
endif
ifneq "$(findstring /international/,$(CURDIR)/)" ""
	$(WMLBASE)/../touch_translations.pl $(CURDIR)/$(<F) $(LANGUAGE)
endif
endif

ifndef NOGENERICINSTDEP
$(HTMLDIR)/%.$(LANGUAGE).html: %.$(LANGUAGE).html
	@test -d $(HTMLDIR) || mkdir -m g+w -p $(HTMLDIR)
	@echo copying $(@F) to $(HTMLDIR)
	-@install -m 664 -p $(@F) $(HTMLDIR)
ifeq ($(LANGUAGE),no)
	@echo making a link $(@D)/$(*F).nb.html -\> $(@F)
	@ln -sf $(@F) $(@D)/$(*F).nb.html
endif
ifeq ($(LANGUAGE),en)
	@echo making a link $(@D)/$(*F).html -\> $(@F)
	@ln -sf $(@F) $(@D)/$(*F).html
	@ln -sf $(@F) $(@D)/$(*F).en-us.html
	@ln -sf $(@F) $(@D)/$(*F).en-gb.html
endif
endif

$(OTHERDESTFILES): $(HTMLDIR)/%: %
	@test -d $(HTMLDIR) || mkdir -m g+w -p $(HTMLDIR)
	install -m 664 -p $< $(HTMLDIR)
ifeq "$(LANGUAGE)" "en"
# probably doesn't work for *.gz files, FIXME
	[ -f "$(HTMLDIR)/$(basename $(basename $<))$(suffix $<)" ] || ln -s $< $(HTMLDIR)/$(basename $(basename $<))$(suffix $<)
endif

# template dependencies
$(TEMPLDIR)/%.wml:
	touch $@

$(TEMPLDIR)/basic.wml: $(TEMPLDIR)/navbar.wml
$(TEMPLDIR)/footer.wml: $(TEMPLDIR)/ctime.wml
$(TEMPLDIR)/languages.wml: $(TEMPLDIR)/language_names.wml $(TEMPLDIR)/language_names.def
$(TEMPLDIR)/mainpage.wml: $(TEMPLDIR)/basic.wml $(TEMPLDIR)/mirrors.wml \
  $(TEMPLDIR)/languages.wml $(TEMPLDIR)/footer.wml $(TEMPLDIR)/links.tags.wml \
  $(ENGLISHSRCDIR)/Pics/blue-upperleft.png $(ENGLISHSRCDIR)/Pics/blue-upperright.png \
  $(ENGLISHSRCDIR)/Pics/blue-lowerleft.png $(ENGLISHSRCDIR)/Pics/blue-lowerright.png
$(TEMPLDIR)/mirrors.wml: $(TEMPLDIR)/countries.wml $(TEMPLDIR)/countries.def
$(TEMPLDIR)/template.wml: $(TEMPLDIR)/basic.wml $(TEMPLDIR)/languages.wml \
  $(TEMPLDIR)/footer.wml
$(TEMPLDIR)/news.wml: $(TEMPLDIR)/basic.wml $(TEMPLDIR)/footer.wml \
  $(TEMPLDIR)/languages.wml $(TEMPLDIR)/common_translation.wml \
  $(TEMPLDIR)/ctime.wml
$(TEMPLDIR)/consultant.wml: $(TEMPLDIR)/basic.wml $(TEMPLDIR)/languages.wml \
  $(TEMPLDIR)/footer.wml
$(TEMPLDIR)/event.wml: $(TEMPLDIR)/footer.wml $(TEMPLDIR)/languages.wml \
  $(TEMPLDIR)/basic.wml $(TEMPLDIR)/events_common.wml
$(TEMPLDIR)/past_event.wml: $(TEMPLDIR)/footer.wml $(TEMPLDIR)/languages.wml \
  $(TEMPLDIR)/basic.wml $(TEMPLDIR)/events_common.wml
ifndef SUBLANG
$(TEMPLDIR)/navbar.wml: $(TEMPLDIR)/common_translation.wml $(TEMPLDIR)/mirrors.wml \
  $(ENGLISHSRCDIR)/Pics/debian.jpg $(ENGLISHSRCDIR)/Pics/logo-50.jpg \
  $(ENGLISHSRCDIR)/Pics/red-upperleft.png $(ENGLISHSRCDIR)/Pics/red-upperright.png \
  $(ENGLISHSRCDIR)/Pics/red-lowerleft.png $(ENGLISHSRCDIR)/Pics/red-lowerright.png \
  $(WMLBASE)/Pics/about.$(LANGUAGE).gif \
  $(WMLBASE)/Pics/news.$(LANGUAGE).gif \
  $(WMLBASE)/Pics/distrib.$(LANGUAGE).gif \
  $(WMLBASE)/Pics/support.$(LANGUAGE).gif \
  $(WMLBASE)/Pics/devel.$(LANGUAGE).gif \
#  $(WMLBASE)/Pics/sitemap.$(LANGUAGE).gif \
  $(WMLBASE)/Pics/search.$(LANGUAGE).gif
else
$(TEMPLDIR)/navbar.wml: $(TEMPLDIR)/common_translation.wml \
  $(ENGLISHSRCDIR)/Pics/debian.jpg $(ENGLISHSRCDIR)/Pics/logo-50.jpg \
  $(ENGLISHSRCDIR)/Pics/red-upperleft.png $(ENGLISHSRCDIR)/Pics/red-upperright.png \
  $(ENGLISHSRCDIR)/Pics/red-lowerleft.png $(ENGLISHSRCDIR)/Pics/red-lowerright.png \
  $(foreach i,$(SUBLANG),$(WMLBASE)/Pics/about.$(LANGUAGE)-$(i).gif) \
  $(foreach i,$(SUBLANG),$(WMLBASE)/Pics/news.$(LANGUAGE)-$(i).gif) \
  $(foreach i,$(SUBLANG),$(WMLBASE)/Pics/distrib.$(LANGUAGE)-$(i).gif) \
  $(foreach i,$(SUBLANG),$(WMLBASE)/Pics/support.$(LANGUAGE)-$(i).gif) \
  $(foreach i,$(SUBLANG),$(WMLBASE)/Pics/devel.$(LANGUAGE)-$(i).gif) \
#  $(foreach i,$(SUBLANG),$(WMLBASE)/Pics/sitemap.$(LANGUAGE)-$(i).gif) \
  $(foreach i,$(SUBLANG),$(WMLBASE)/Pics/search.$(LANGUAGE)-$(i).gif)
endif
$(TEMPLDIR)/security.wml: $(TEMPLDIR)/common_translation.wml \
  $(TEMPLDIR)/basic.wml $(TEMPLDIR)/fixes_link.wml $(TEMPLDIR)/languages.wml \
  $(TEMPLDIR)/ctime.wml $(TEMPLDIR)/footer.wml
$(TEMPLDIR)/ddp.wml: $(TEMPLDIR)/basic.wml $(TEMPLDIR)/languages.wml \
  $(TEMPLDIR)/footer.wml
$(TEMPLDIR)/votebar.wml: $(TEMPLDIR)/footer.wml $(TEMPLDIR)/languages.wml \
  $(TEMPLDIR)/basic.wml $(TEMPLDIR)/common_translation.wml \
  $(ENGLISHSRCDIR)/Pics/blue-upperleft.png $(ENGLISHSRCDIR)/Pics/blue-upperright.png \
  $(ENGLISHSRCDIR)/Pics/blue-lowerleft.png $(ENGLISHSRCDIR)/Pics/blue-lowerright.png
$(TEMPLDIR)/weeklynews/header.wml: $(TEMPLDIR)/ctime.wml \
  $(TEMPLDIR)/template.wml $(TEMPLDIR)/links.tags.wml

$(TEMPLDIR)/countries.def: $(TEMPLDIR)/countries.wml
	cd $(TEMPLDIR) && sed -e /^#/d countries.wml | eperl -B '<:' -E ':>' - >/dev/null

$(TEMPLDIR)/language_names.def: $(TEMPLDIR)/language_names.wml
	cd $(TEMPLDIR) && sed -e '/^#/d' -e '/^<perl>/,/^<\/perl>/!d' language_names.wml  | eperl -B '<perl>' -E '</perl>' - >/dev/null

.SUFFIXES: 
.PHONY: all $(existing-SUBS) install $(existing-SUBS-install)
.PHONY: clean $(existing-SUBS-clean) cleandest $(existing-SUBS-cleandest)