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mirror of https://github.com/janeczku/calibre-web synced 2024-12-18 06:00:32 +00:00
calibre-web/cps/isoLanguages.py
Ozzie Isaacs 1be0ff9620 Bugfix load metadata
Bugfix xchange author and title
Better handling of incompatible iso-639 module on python3.12
2024-08-18 18:52:13 +02:00

115 lines
3.7 KiB
Python

# -*- coding: utf-8 -*-
# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
# Copyright (C) 2019 pwr
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys
from .iso_language_names import LANGUAGE_NAMES as _LANGUAGE_NAMES
from . import logger
from .string_helper import strip_whitespaces
log = logger.create()
try:
from iso639 import languages
# iso_version = importlib.metadata.version("iso639")
get = languages.get
try:
if sys.version_info >= (3, 12):
import pkg_resources
except ImportError:
print("Python 3.12 isn't compatible with iso-639. Please install pycountry.")
except ImportError as ex:
from pycountry import languages as pyc_languages
#try:
# iso_version = importlib.metadata.version("pycountry") + ' (PyCountry)'
#except (ImportError, Exception):
# iso_version = "?" + ' (PyCountry)'
def _copy_fields(l):
l.part1 = getattr(l, 'alpha_2', None)
l.part3 = getattr(l, 'alpha_3', None)
return l
def get(name=None, part1=None, part3=None):
if part3 is not None:
return _copy_fields(pyc_languages.get(alpha_3=part3))
if part1 is not None:
return _copy_fields(pyc_languages.get(alpha_2=part1))
if name is not None:
return _copy_fields(pyc_languages.get(name=name))
def get_language_names(locale):
names = _LANGUAGE_NAMES.get(str(locale))
if names is None:
names = _LANGUAGE_NAMES.get(locale.language)
return names
def get_language_name(locale, lang_code):
UNKNOWN_TRANSLATION = "Unknown"
names = get_language_names(locale)
if names is None:
log.error(f"Missing language names for locale: {str(locale)}/{locale.language}")
return UNKNOWN_TRANSLATION
name = names.get(lang_code, UNKNOWN_TRANSLATION)
if name == UNKNOWN_TRANSLATION:
log.error("Missing translation for language name: {}".format(lang_code))
return name
def get_language_code_from_name(locale, language_names, remainder=None):
language_names = set(strip_whitespaces(x).lower() for x in language_names if x)
lang = list()
for key, val in get_language_names(locale).items():
val = val.lower()
if val in language_names:
lang.append(key)
language_names.remove(val)
if remainder is not None and language_names:
remainder.extend(language_names)
return lang
def get_valid_language_codes_from_code(locale, language_names, remainder=None):
lang = list()
if "" in language_names:
language_names.remove("")
for k, __ in get_language_names(locale).items():
if k in language_names:
lang.append(k)
language_names.remove(k)
if remainder is not None and len(language_names):
remainder.extend(language_names)
return lang
def get_lang3(lang):
try:
if len(lang) == 2:
ret_value = get(part1=lang).part3
elif len(lang) == 3:
ret_value = lang
else:
ret_value = ""
except KeyError:
ret_value = lang
return ret_value