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update_translations.py
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update_translations.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Update .po files to receive updated translation strings
# Create one .po file for the files in the main naomi directory,
# then run through all the plugins and create .po files for each of them.
import argparse
import itertools
import logging
import os
import re
import shutil
import subprocess
import tempfile
from datetime import datetime
PROGRAM = "Naomi"
VERSION = "3.0"
LICENSE = "MIT"
def update_translation_files(
logger,
pygettext_path,
base_dir,
locale_dir,
languages,
plugin,
name,
email
):
now = datetime.now()
tdiff = round(100 * (now - datetime.utcnow()).seconds / 3600)
zone = "+{}".format(tdiff)
if(tdiff < 0):
zone = str(tdiff)
year = str(now.year)
month = str(now.month).zfill(2)
day = str(now.day).zfill(2)
hour = str(now.hour).zfill(2)
minute = str(now.minute).zfill(2)
# second = str(now.second).zfill(2)
if(os.path.isdir(locale_dir)):
# temp file working directory
locale_temp_dir = tempfile.gettempdir()
# walk through the directory structure and
# make a list of all the .py files
new_phrases_file = os.path.join(locale_temp_dir, "temp.pot")
cmd = [
pygettext_path,
"-L", "Python",
"-kgettext",
"-o", "temp.pot",
"-p", locale_temp_dir
]
for dirName, subdirList, fileList in os.walk(base_dir):
for file in [
x for x in fileList if x.endswith(".py") and x != "i18n.py"
]:
cmd.append(os.path.join(dirName, file))
# create the new phrases file
logger.info(" ".join(cmd))
subprocess.check_call(cmd)
if(os.path.isfile(new_phrases_file)):
for language in languages:
# make a copy of the .po file containing the current
# translations
language_file = os.path.join(locale_dir, "%s.po" % language)
operation = "Created"
if(os.path.isfile(language_file)):
operation = "Updated"
language_temp_file = os.path.join(
locale_temp_dir, "%s.po" % language
)
plural_forms = '"Plural-Forms: nplurals=2; plural=(n != 1);\\n"'
if(language == "fr-FR"):
plural_forms = '"Plural-Forms: nplurals=2; plural=(n>1);\\n"'
if(os.path.isfile(language_file)):
logger.info("cp {} {}".format(language_file, language_temp_file))
shutil.copyfile(language_file, language_temp_file)
else:
# create a language file
logger.info("touch {}".format(language_temp_file))
open(language_temp_file, "w").close()
# combine the generated pot file with the temporary po file
# and write them back to the working po file location
with open(language_file, "w") as fp:
try:
prev_line = ""
skip1 = False
skip2 = False
logger.info(
"msgcat {} {}".format(
language_temp_file,
new_phrases_file
)
)
for line in subprocess.check_output( # nosec
["msgcat", language_temp_file, new_phrases_file]
).decode('utf-8').split("\n"):
if(line == "# #-#-#-#-# temp.pot (PACKAGE VERSION) #-#-#-#-#"):
skip1 = True
if(skip1):
if(line == "#, fuzzy"):
skip1 = False
else:
continue
if(line == '"#-#-#-#-# temp.pot (PACKAGE VERSION) #-#-#-#-#\\n"'):
skip2 = True
if(skip2):
if(line == ""):
skip2 = False
else:
continue
# Eliminate duplicate lines
if(line == prev_line):
continue
prev_line = line
if(line == "# SOME DESCRIPTIVE TITLE."):
line = "# {} {} {}".format(PROGRAM, VERSION, plugin)
if(line == "# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER"):
line = "# Copyright (C) {} {}".format(year, "Naomi Project")
if(line == "# This file is distributed under the same license as the PACKAGE package."):
line = "# This file is distributed under the same {} license as the {} package.".format(LICENSE, PROGRAM)
if(line == "# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR."):
line = "# {} <{}>, {}".format(name, email, year)
if(line == '"Project-Id-Version: PACKAGE VERSION\\n"'):
line = '"Project-Id-Version: {}\\n"'.format('Naomi 3.0')
if(line == '"Last-Translator: FULL NAME <EMAIL@ADDRESS>\\n"'):
line = '"Last-Translator: {} <{}>\\n"'.format(name, email)
if(line == '"Language: \\n"'):
line = '"Language: {}\\n"'.format(language)
if(line == '"Report-Msgid-Bugs-To: \\n"'):
line = '"Report-Msgid-Bugs-To: {}\\n"'.format(email)
if(line[:19] == '"PO-Revision-Date: '):
line = '"PO-Revision-Date: {}-{}-{} {}:{}{}\\n"'.format(year, month, day, hour, minute, zone)
if(line == '"Language-Team: LANGUAGE <LL@li.org>\\n"'):
line = '"Language-Team: {} <{}@projectnaomi.com>\\n"'.format(language, language)
if(line == '"Content-Type: text/plain; charset=CHARSET\\n"'):
line = '"Content-Type: text/plain; charset=UTF-8\\n"'
if(line == '"Content-Transfer-Encoding: 8bit\\n"'):
line = "\n".join([
'"Content-Transfer-Encoding: 8bit\\n"',
plural_forms
])
if(line[:15] == '"Plural-Forms: '):
continue
if(line == '"# #-#-#-#-# temp.pot (PACKAGE VERSION) #-#-#-#-#\\n"'):
skip2 = True
fp.write("{}\n".format(line))
except subprocess.CalledProcessError as e:
logger.error(e.output)
fp.close()
print("{} {}".format(operation, language_file))
# clean up the copied .po file
logger.info("rm {}".format(language_temp_file))
os.remove(language_temp_file)
if(os.path.isfile(new_phrases_file)):
logger.info("rm {}".format(new_phrases_file))
os.remove(new_phrases_file)
else:
logger.warning(
"Skipping %s, %s directory does not exist" % (
base_dir, locale_dir
)
)
def check_executable(executable):
try:
devnull = open(os.devnull)
subprocess.Popen(
[
executable,
'--help'
],
stdout=devnull,
stdin=devnull,
stderr=devnull
).communicate()
return True
except OSError:
return False
def main():
logger = logging.getLogger("update_translations")
base_dir = os.path.dirname(os.path.abspath(__file__))
locale_dir = os.path.join(
base_dir,
"naomi",
"data",
"locale"
)
# Get a list of existing translations from
# the language files located in locale_dir
existing_languages = []
for file in os.listdir(locale_dir):
match = re.search(r'\.po$', file)
if(match):
existing_languages.append(file[:match.start()])
# Get the current language(s) from the parameters
parser = argparse.ArgumentParser(
description=" ".join([
'Update .pot files to receive updated translation strings.',
'Translation files exist for the following languages:',
'%s' % existing_languages
])
)
parser.add_argument(
"-l", "--language",
action="append",
nargs='+')
parser.add_argument(
"-d", "--debug",
action="store_true",
help="Show debugging info"
)
parser.add_argument(
"-a", "--author",
action="store",
help="Author's name (defaults to 'Naomi Project')",
default="Naomi Project"
)
parser.add_argument(
"-e", "--email",
action="store",
help="Author's email (defaults to 'naomi@projectnaomi.com'",
default="naomi@projectnaomi.com"
)
args = parser.parse_args()
logging.basicConfig(
level=logging.DEBUG if args.debug else logging.WARNING
)
if(args.language is None):
languages = existing_languages
else:
# each -l argument adds a list which can contain multiple items.
# for example, -l en-US fr-FR results in [['en-US', 'fr-FR']]
# while -l en-US -l fr-FR results in [['en-US'], ['fr-FR']]
# Use itertools to flatten the list of languages.
languages = []
for language in itertools.chain.from_iterable(args.language):
if(language in existing_languages):
languages.append(language)
else:
print(
" ".join([
"%s" % language,
"is not in the current list of translations: ",
"%s." % existing_languages
])
)
response = "X"
while response not in ['Y', 'N']:
response = input(
" ".join([
"Are you sure you want to add it",
"as a new language (Y/n)? "
])
).strip().upper()
if(len(response) == 0):
response = 'Y'
print()
if(response != 'N'):
languages.append(language)
if(len(languages) > 0):
pygettext_path = "xgettext"
if(check_executable("xgettext")):
if(check_executable("msgcat")):
# Update the translations for the "naomi" folder and subfolders
update_translation_files(
logger,
pygettext_path,
os.path.join(base_dir, "naomi"),
locale_dir,
languages,
"Core",
args.author,
args.email
)
# now walk through all the directories in the plugins/*/
# directories
for pluginType in next(
os.walk(
os.path.join(
base_dir, "plugins"
)
)
)[1]:
for plugin in next(
os.walk(
os.path.join(
base_dir, "plugins", pluginType
)
)
)[1]:
if(
os.path.isfile(
os.path.join(
base_dir,
"plugins",
pluginType,
plugin,
"plugin.info"
)
)
):
print("Processing plugin %s type %s" % (
plugin, pluginType
))
update_translation_files(
logger,
pygettext_path,
os.path.join(
base_dir,
"plugins",
pluginType,
plugin
),
os.path.join(
base_dir,
"plugins",
pluginType,
plugin,
"locale"
),
languages,
plugin,
args.author,
args.email
)
print("Finished.")
print(
" ".join([
"Unfortunately, this program may have introduced",
"duplicate lines into the .po file headers.",
"Please clean them up while updating the translations.",
"Thank you."
])
)
else:
logger.error(
'\n'.join([
"The msgcat command does not exist.",
"Please install the gettext package:",
"",
"sudo apt install gettext"
])
)
else:
logger.error(
'\n'.join([
"File %s does not exist." % pygettext_path,
"Please install the gettext package:",
"",
"sudo apt install gettext"
])
)
else:
logger.error("No languages listed for updating. Exiting.")
if __name__ == "__main__":
main()