71 lines
2.3 KiB
Python
71 lines
2.3 KiB
Python
import json
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import logging
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from functools import lru_cache
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from pathlib import Path
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from django.http import HttpRequest, JsonResponse
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from django.utils.translation import get_language_from_request
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LOGGER = logging.getLogger(__name__)
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@lru_cache(maxsize=1)
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def lobby_i18n_catalog() -> dict:
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catalog_path = Path(__file__).resolve().parents[1] / "shared" / "i18n" / "lobby.json"
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with catalog_path.open(encoding="utf-8") as handle:
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return json.load(handle)
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@lru_cache(maxsize=1)
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def i18n_locale_config() -> tuple[str, tuple[str, ...]]:
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locales = lobby_i18n_catalog().get("locales", {})
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default_locale = str(locales.get("default", "en")).strip().lower() or "en"
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supported_locales = tuple(
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locale.strip().lower() for locale in locales.get("supported", ["en", "da"]) if str(locale).strip()
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) or ("en", "da")
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return default_locale, supported_locales
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def lobby_i18n_errors() -> dict:
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return lobby_i18n_catalog().get("backend", {}).get("error_codes", {})
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def lobby_i18n_error_messages() -> dict:
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return lobby_i18n_catalog().get("backend", {}).get("errors", {})
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def resolve_locale(request: HttpRequest) -> str:
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default_locale, supported_locales = i18n_locale_config()
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requested = (get_language_from_request(request) or "").split("-", 1)[0].lower()
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if requested in supported_locales:
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return requested
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return default_locale
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def resolve_error_message(*, key: str, locale: str) -> str:
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default_locale, _supported_locales = i18n_locale_config()
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translations = lobby_i18n_error_messages().get(key)
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if not isinstance(translations, dict):
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LOGGER.warning("i18n key missing in shared catalog", extra={"key": key, "locale": locale})
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return key
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if locale in translations and translations[locale]:
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return translations[locale]
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if default_locale in translations and translations[default_locale]:
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return translations[default_locale]
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LOGGER.warning("i18n translation missing for key", extra={"key": key, "locale": locale})
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return key
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def api_error(request: HttpRequest, *, key: str, status: int) -> JsonResponse:
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locale = resolve_locale(request)
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return JsonResponse(
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{
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"error": resolve_error_message(key=key, locale=locale),
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"error_code": key,
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"locale": locale,
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},
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status=status,
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)
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