Пример #1
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def get_format(format_type, lang=None, use_l10n=None):
    """
    For a specific format type, returns the format for the current
    language (locale), defaults to the format in the settings.
    format_type is the name of the format, e.g. 'DATE_FORMAT'

    If use_l10n is provided and is not None, that will force the value to
    be localized (or not), overriding the value of settings.USE_L10N.
    """
    format_type = smart_str(format_type)
    if use_l10n or (use_l10n is None and settings.USE_L10N):
        if lang is None:
            lang = get_language()
        cache_key = (format_type, lang)
        try:
            return _format_cache[cache_key] or getattr(settings, format_type)
        except KeyError:
            for module in get_format_modules():
                try:
                    val = getattr(module, format_type)
                    _format_cache[cache_key] = val
                    return val
                except AttributeError:
                    pass
            _format_cache[cache_key] = None
    return getattr(settings, format_type)
Пример #2
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def _i18n_cache_key_suffix(request, cache_key):
    """If enabled, returns the cache key ending with a locale."""
    if settings.USE_I18N:
        # first check if LocaleMiddleware or another middleware added
        # LANGUAGE_CODE to request, then fall back to the active language
        # which in turn can also fall back to settings.LANGUAGE_CODE
        cache_key += ".%s" % getattr(request, "LANGUAGE_CODE", get_language())
    return cache_key
Пример #3
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def _i18n_cache_key_suffix(request, cache_key):
    """If enabled, returns the cache key ending with a locale."""
    if settings.USE_I18N:
        # first check if LocaleMiddleware or another middleware added
        # LANGUAGE_CODE to request, then fall back to the active language
        # which in turn can also fall back to settings.LANGUAGE_CODE
        cache_key += '.%s' % getattr(request, 'LANGUAGE_CODE', get_language())
    return cache_key
Пример #4
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def get_format_modules(reverse=False):
    """
    Returns a list of the format modules found
    """
    lang = get_language()
    modules = _format_modules_cache.setdefault(lang, list(iter_format_modules(lang)))
    if reverse:
        return list(reversed(modules))
    return modules
Пример #5
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def number_format(value, decimal_pos=None, use_l10n=None):
    """
    Formats a numeric value using localization settings

    If use_l10n is provided and is not None, that will force the value to
    be localized (or not), overriding the value of settings.USE_L10N.
    """
    if use_l10n or (use_l10n is None and settings.USE_L10N):
        lang = get_language()
    else:
        lang = None
    return numberformat.format(
        value,
        get_format('DECIMAL_SEPARATOR', lang, use_l10n=use_l10n),
        decimal_pos,
        get_format('NUMBER_GROUPING', lang, use_l10n=use_l10n),
        get_format('THOUSAND_SEPARATOR', lang, use_l10n=use_l10n),
    )