GETTEXT_LOCALE ?= $(notdir $(shell $(PWD)))

include $(MODDIR)/make/defs.mk
include $(MODDIR)/make/rules.mk
include $(MODDIR)/make/dev-utils.mk

GETTEXT_PROJECT_PO ?= $(PROJECT).po
GETTEXT_PROJECT_POT ?= $(PROJECT).pot

GETTEXT_PO ?= $(wildcard *.po)
GETTEXT_POT ?= $(patsubst %.po,%.pot,$(GETTEXT_PO))
GETTEXT_MO ?= $(patsubst %.po,%.mo,$(GETTEXT_PO))
GETTEXT_INPUT_DIRS ?= $(wildcard $(TOPDIR)/tools $(TOPDIR)/src $(TOPDIR)/conf)
GETTEXT_INPUT_FILES ?= $(foreach d,$(GETTEXT_INPUT_DIRS),\
	$(shell find $d -name '*.php' -o -name '*.cpp' -o -name '*.conf'))
GETTEXT_KEYWORDS ?= htr ehtr $(GETTEXT_EXTRA_KEYWORDS)

all: $(GETTEXT_MO)
clean: clean-mo
	$(RM) -rf *~ .*.swp
install: install_MO
distclean: clean

extract: $(GETTEXT_POT)
clean-mo:
	$(RM) -f *.mo *.tmp

$(GETTEXT_PROJECT_POT): $(GETTEXT_INPUT_FILES)
	xgettext --from-code=utf-8 --package-name $(PROJECT) --package-version $(DIST_VERSION) \
		--default-domain $(PROJECT) $(addprefix -k,$(GETTEXT_KEYWORDS)) \
		--output $@.tmp $(XGETTEXT_EXTRA_OPTS) $(GETTEXT_INPUT_FILES)
	mv $@.tmp $@

init: $(GETTEXT_PROJECT_POT)
	msginit --no-translator --locale $(GETTEXT_LOCALE) \
		--output-file $(GETTEXT_PROJECT_PO).tmp --input $<
	sed -i 's/charset=ASCII/charset=UTF-8/' $(GETTEXT_PROJECT_PO).tmp
	mv $(GETTEXT_PROJECT_PO).tmp $(GETTEXT_PROJECT_PO)

merge: $(GETTEXT_PROJECT_POT)
	msgmerge -v --lang $(GETTEXT_LOCALE) --output-file $(GETTEXT_PROJECT_PO).tmp \
		$(wildcard $(GETTEXT_PROJECT_PO)) $<
	mv $(GETTEXT_PROJECT_PO).tmp $(GETTEXT_PROJECT_PO)

edit: merge $(GETTEXT_PROJECT_POT)
	poedit $(GETTEXT_PROJECT_PO)

%.mo: %.po
	msgfmt --check --verbose --output-file $@.tmp $<
	mv $@.tmp $@

#msginit --no-translator --locale es_MX --output-file $(PROJECT)_spanish.po --input $(PROJECT).pot
#sed --in-place $(PROJECT)_spanish.po --expression='/"hello, world!"/,/#: / s/""/"hola mundo"/'
#mkdir --parents ./es_MX.utf8/LC_MESSAGES
#msgfmt --check --verbose --output-file ./es_MX.utf8/LC_MESSAGES/$(PROJECT).mo $(PROJECT)_spanish.po

GETTEXT_TMP = $(patsubst %.php,%.htr,$(GETTEXT_PREPROCESS))
GETTEXT_INPUT_FILES += $(GETTEXT_TMP)

all: htr
clean: htr-tmp-clean

htr: $(GETTEXT_TMP)

htr-tmp-clean:
	$(RM) -f *.htr

define copy_rule
./%.htr.tmp: $(1)/%.php
	cp $$< $$@
endef

$(foreach d, $(HTR_SOURCE_DIRS), $(eval $(call copy_rule,$(d))))