119 lines
3.2 KiB
Python
119 lines
3.2 KiB
Python
import logging
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import os
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from pathlib import Path
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from typing import Dict, NoReturn, Any, Tuple, Union
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from babel.messages.pofile import read_po
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from tuxbot.core import Config
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from tuxbot.core.config import search_for
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from tuxbot.core.utils.functions.extra import ContextPlus
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log = logging.getLogger("tuxbot.core.i18n")
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_translators = []
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available_locales: Dict[str, Tuple] = {
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"en-US": ("english", "anglais", "en", "us", "en-us"),
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"fr-FR": ("français", "francais", "french", "fr", "be", "fr-fr"),
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}
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def find_locale(locale: str) -> Union[str, NoReturn]:
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"""We suppose `locale` is in `_available_locales.values()`"""
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for key, val in available_locales.items():
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if locale in val:
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return key
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raise NotImplementedError("This locale isn't implemented")
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def list_locales() -> str:
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description = ""
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for key, value in available_locales.items():
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description += f":flag_{key[-2:].lower()}: {value[0]}\n"
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return description
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def get_locale_name(locale: str) -> str:
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"""Return the name of this `locale`"""
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return available_locales[find_locale(locale)][0]
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class Translator:
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"""Class to load texts at init."""
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def __init__(
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self, name: str, file_location: Union[Path, os.PathLike, str]
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):
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"""Initializes the Translator object.
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Parameters
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----------
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name : str
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The cog name.
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file_location:Path|os.PathLike|str
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File path for the required extension.
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"""
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self.cog_folder = Path(file_location).resolve().parent
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self.cog_name = name
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self.translations: Dict[str, Any] = {}
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_translators.append(self)
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self.load_translations()
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def __call__(
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self, untranslated: str, ctx: ContextPlus, config: Config
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) -> str:
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try:
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user_locale = search_for(
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config.Users, ctx.author.id, "locale", None
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)
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if user_locale:
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return self.translations[user_locale][untranslated]
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guild_locale = (
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search_for(config.Servers, ctx.guild.id, "locale", None)
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if ctx.guild
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else None
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)
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if guild_locale:
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return self.translations[guild_locale][untranslated]
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return self.translations[config.Core.locale][untranslated]
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except KeyError:
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return untranslated
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def __repr__(self):
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return "<Translator, name=%s, file_location=%s>" % (
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self.cog_name,
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self.cog_folder,
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)
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def load_translations(self):
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"""Loads the current translations."""
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for locale in available_locales:
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locale_path = self.cog_folder / "locales" / f"{locale}.po"
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with locale_path.open("r") as f:
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catalog = read_po(f)
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for message in catalog:
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if message.id:
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self._add_translation(locale, message.id, message.string)
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def _add_translation(
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self, locale: str, untranslated: str, translated: str
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):
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if translated:
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if not self.translations.get(locale, False):
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self.translations[locale] = {}
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self.translations[locale][untranslated] = translated
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