setup_translate.py

from setuptools import Command as cmd
from setuptools.command.build import build as _build

import os


class build_trans(cmd):
	description = "Compile .po files into .mo files"

	def initialize_options(self):
		pass

	def finalize_options(self):
		pass

	def run(self):
		tool = "/usr/bin/msgfmt"
		if not os.path.isfile(tool):
			return
		repo_root = os.path.dirname(os.path.abspath(__file__))
		src_folder = os.path.join(repo_root, "src")
		po_folder = os.path.join(repo_root, "po")
		PluginLanguageDomain = "PlutoTV"  # same as in __init__.py
		for lang in [f[:-3] for f in os.listdir(po_folder) if f.endswith(".po")]:
			os.makedirs((destdir := os.path.join(src_folder, "locale", lang, "LC_MESSAGES")), exist_ok=True)
			command = "%s '%s' -o '%s'" % (tool, os.path.join(po_folder, "%s.po" % lang), os.path.join(destdir, "%s.mo" % PluginLanguageDomain))
			if os.system(command) != 0:
				raise Exception("Failed to compile: " + command)


class build(_build):
	sub_commands = _build.sub_commands + [("build_trans", None)]

	def run(self):
		_build.run(self)


cmdclass = {
	"build": build,
	"build_trans": build_trans,
}