# Makefile for Eventum po files.
# (c) 2007-2011 Elan Ruusamäe <glen@delfi.ee>

localedir   := /usr/share/locale
DOMAIN      := eventum
MOFILES     := $(patsubst %.po,%.mo,$(wildcard *.po))

all: $(MOFILES)

# create mo from the po files
%.mo: %.po
	msgfmt --statistics $< -o $(subst .po,,$<).mo.tmp && mv $(subst .po,,$<).mo.tmp $(subst .po,,$<).mo

LINGUAS.php: $(wildcard *.po) Makefile
	exec 1> $@; \
	echo '<?php'; \
	echo '$$avail_langs = array('; \
	for po in $(wildcard *.po); do \
		code=$$(basename $$po .po); \
		lang=$$(sed -ne 's/"Language-Team: \(.*\)/\1/p' $$po | sed -e 's, <.*,,;s,\\n.*,,'); \
		echo "\t// TRANSLATORS: Translation of $$lang language in preferences dropdown"; \
		echo "\t'$$code' => _('$$lang'),"; \
	done; \
	echo ');'
	php -n -l $@

install: $(MOFILES)
	install -d $(DESTDIR)$(localedir)
	@for mo in $(MOFILES); do \
		lang=$$(basename $$mo .mo); \
		install -d $(DESTDIR)$(localedir)/$$lang/LC_MESSAGES; \
		echo cp -p $$mo $(DESTDIR)$(localedir)/$$lang/LC_MESSAGES/$(DOMAIN).mo; \
		cp -p $$mo $(DESTDIR)$(localedir)/$$lang/LC_MESSAGES/$(DOMAIN).mo; \
	done

clean:
	rm -f *.mo

tools-check:
	@TOOLS='bzr find sort xargs xgettext sed mv rm'; \
	for t in $$TOOLS; do \
		p=`which $$t 2>/dev/null`; \
		[ "$$p" -a -x "$$p" ] || { echo "ERROR: Can't find $$t"; exit 1; }; \
	done

# generate .pot file from clean copy
pot: tools-check
	@set -x -e; \
	export tsmarty2c=`pwd`/tsmarty2c; \
	umask 002; \
	rm -rf workdir; \
	bzr export workdir; \
	cd workdir; \
		find templates -name '*.tpl.html' -o -name '*.tpl.text' -o -name '*.tpl.js' -o -name '*.tpl.xml' | xargs $$tsmarty2c -o ts.pot; \
		find -name '*.php' | xgettext --files-from=- --add-comments=TRANSLATORS: --keyword=gettext --keyword=ev_gettext --output=code.pot; \
		msgcat -o merged.pot code.pot ts.pot; \
		sed -ne '1,/^$$/p' code.pot > header.pot; \
		msgcat -s -o $(DOMAIN).pot --use-first header.pot merged.pot; \
		\
		msgcat ../$(DOMAIN).pot --no-location --sort-output | sed -ne '/^$$/,$$p' > old; \
		msgcat $(DOMAIN).pot --no-location --sort-output | sed -ne '/^$$/,$$p' > new; \
		if diff -u old new; then \
			echo No changes; \
		else \
			mv $(DOMAIN).pot ..; \
		fi; \
	cd -; \
	rm -rf workdir

# update pot -> po all languages
update-po:
	@set -e; \
	umask 002; \
	for po in $(wildcard *.po); do \
		echo -n $$po; \
		msgmerge -U -w 78 $$po $(DOMAIN).pot; \
	done