devilutionX/tools/validate_translations.py

#!/usr/bin/env python3

import re
from glob import glob

import polib


def validateEntry(original, translation):
	if translation == '':
		return True

	# Find fmt arguments in source message
	src_arguments = re.findall(r"{.*?}", original)
	if not src_arguments:
		return True

	# Find fmt arguments in translation
	translated_arguments = re.findall(r"{.*?}", translation)

	# If paramteres are untyped with order, sort so that they still appear equal if reordered
	# Note: This does no hadle cases where the translator reordered arguments where not expected
	# by the source. Or other advanced but valid usages of the fmt syntax
	isOrdered = True
	for argument in src_arguments:
		if not re.search(r"^{\d+}$", argument):
			isOrdered = False
			break

	if isOrdered:
		src_arguments.sort()
		translated_arguments.sort()

	if src_arguments == translated_arguments:
		return True

	print(f"\033[36m{original}\033[0m != \033[31m{translation}\033[0m")

	return False


status = 0

files = glob('Translations/*.po')
for path in sorted(files):
	po = polib.pofile(path)
	print(f"\033[32mValidating {po.metadata['Language']}\033[0m : {po.percent_translated()}% translated")

	for entry in po:
		if entry.fuzzy:
			continue

		if entry.msgid_plural:
			for translation in entry.msgstr_plural.values():
				if not validateEntry(entry.msgid_plural, translation):
					status = 255
			continue

		if not validateEntry(entry.msgid, entry.msgstr):
			status = 255

exit(status)