import json import sys sys.path.append('..') import logging logger = logging.getLogger(__name__) def load_language_list(language): try: with open(f"./assets/i18n/langs/{language}.json", "r", encoding="utf-8") as f: return json.load(f) except FileNotFoundError: raise FileNotFoundError( f"Failed to load language file for {language}. Check if the correct .json file exists." ) class I18nAuto: """ A class used for internationalization using JSON language files. Examples -------- >>> i18n = I18nAuto() >>> i18n.print() Using Language: en_US """ def __init__(self, language=None): from locale import getdefaultlocale language = language or getdefaultlocale()[0] # Check if a specific language variant exists, e.g., 'es_ES' if self._language_exists(language): self.language = language else: # If not, check if there is a language with the first two characters # matching, e.g., 'es_' for 'es_ES'. lang_prefix = language[:2] for available_language in self._get_available_languages(): if available_language.startswith(lang_prefix): self.language = available_language break else: # If no match found, default to 'en_US'. self.language = 'en_US' self.language_map = load_language_list(self.language) @staticmethod def _get_available_languages(): from os import listdir from os.path import isfile, join language_files = [f for f in listdir("./assets/i18n/langs/") if isfile(join("./assets/i18n/langs/", f))] return [lang.replace(".json", "") for lang in language_files] @staticmethod def _language_exists(language): from os.path import exists return exists(f"./assets/i18n/langs/{language}.json") def __call__(self, key): """Returns the translation of the given key if it exists, else returns the key itself.""" return self.language_map.get(key, key) def print(self): """Prints the language currently in use.""" logger.info(f"Using Language: {self.language}")