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36 lines
1.1 KiB
Python
36 lines
1.1 KiB
Python
from collections.abc import MutableMapping
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from json import load
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from pathlib import Path
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LANG_DIR = Path(__file__).parent / "lang"
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FALLBACK_LANG = "en"
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LANG_CACHE: dict[str, dict[str, str]] = {}
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# https://stackoverflow.com/questions/6027558/flatten-nested-dictionaries-compressing-keys
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def __flatten(dictionary: dict, parent_key: str = "") -> dict[str, str]:
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items = []
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for key, value in dictionary.items():
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new_key = parent_key + "." + key if parent_key else key
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if isinstance(value, MutableMapping):
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items.extend(__flatten(value, new_key).items())
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else:
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items.append((new_key, value))
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return dict(items)
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def __get_lang_data(lang: str) -> dict[str, str]:
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if lang not in LANG_CACHE:
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file = LANG_DIR / f"{lang}.json"
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if not file.exists():
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return __get_lang_data(FALLBACK_LANG)
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with file.open() as f:
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raw_data: dict = load(f)
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LANG_CACHE[lang] = __flatten(raw_data)
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return LANG_CACHE[lang]
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def get_lang(lang: str, key: str) -> str:
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data = __get_lang_data(lang)
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return data.get(key, key)
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