def test_without_match_should_return_default(self):
preferred_locale = 'de'
localizeds = [
self.DummyLocalized('nl'),
self.DummyLocalized('en'),
self.DummyLocalized('uk')
]
self.assertEquals(self.DummyLocalized('nl'),
negotiate_localizeds(preferred_locale, localizeds))
def _get_sort_key(x):
return get_sort_attr(
negotiate_localizeds(locale, get_localized_attr(x)))
def _filter_negotiate_localizeds(
context: Context,
localizeds: Iterable[Localized]) -> Optional[Localized]:
locale = resolve_or_missing(context, 'locale')
return negotiate_localizeds(locale, list(localizeds))
def test_with_match_should_return_match(self, expected: Localized,
preferred_locale: str,
localizeds: List[Localized]):
self.assertEquals(expected,
negotiate_localizeds(preferred_locale, localizeds))
def test_without_localizeds_should_raise_error(self):
with self.assertRaises(ValueError):
negotiate_localizeds('nl', [])
def create_environment(site: Site,
default_locale: Optional[str] = None) -> Environment:
if default_locale is None:
default_locale = site.configuration.default_locale
url_generator = SiteUrlGenerator(site.configuration)
template_directory_paths = list(
[join(path, 'templates') for path in site.resources.paths])
environment = Environment(
loader=FileSystemLoader(template_directory_paths),
undefined=StrictUndefined,
autoescape=select_autoescape(['html']),
trim_blocks=True,
lstrip_blocks=True,
extensions=[
'jinja2.ext.do',
'jinja2.ext.i18n',
],
)
environment.install_gettext_translations(site.translations[default_locale])
environment.globals['site'] = site
environment.globals['locale'] = default_locale
environment.globals['plugins'] = _Plugins(site.plugins)
environment.globals['EventType'] = Event.Type
environment.globals['PresenceRole'] = Presence.Role
environment.globals['urlparse'] = urlparse
environment.filters['map'] = _filter_map
environment.filters['flatten'] = _filter_flatten
environment.filters['walk'] = _filter_walk
environment.filters['takewhile'] = _filter_takewhile
environment.filters['locale_get_data'] = lambda locale: Locale.parse(
locale, '-')
environment.filters[
'negotiate_localizeds'] = lambda localizeds: negotiate_localizeds(
default_locale, localizeds)
environment.filters['sort_localizeds'] = contextfilter(
lambda context, *args, **kwargs: _filter_sort_localizeds(
context, default_locale, *args, **kwargs))
# A filter to convert any value to JSON.
@contextfilter
def _filter_json(context, data, indent=None):
return stdjson.dumps(data,
indent=indent,
cls=JSONEncoder.get_factory(
site.configuration,
resolve_or_missing(context, 'locale')))
environment.filters['json'] = _filter_json
# Override Jinja2's built-in JSON filter, which escapes the JSON for use in HTML, to use Betty's own encoder.
@contextfilter
def _filter_tojson(context, data, indent=None):
return htmlsafe_json_dumps(data,
indent=indent,
dumper=lambda *args, **kwargs: _filter_json(
context, *args, **kwargs))
environment.filters['tojson'] = _filter_tojson
environment.tests['resource'] = lambda x: isinstance(x, Resource)
environment.tests['identifiable'] = lambda x: isinstance(x, Identifiable)
environment.filters['paragraphs'] = _filter_paragraphs
def _filter_format_date(date: Datey):
with Translations(site.translations[default_locale]):
return format_datey(date, default_locale)
environment.filters['format_date'] = _filter_format_date
environment.filters['format_degrees'] = _filter_format_degrees
environment.globals['citer'] = _Citer()
def _filter_url(resource, content_type=None, locale=None, **kwargs):
content_type = content_type if content_type else 'text/html'
locale = locale if locale else default_locale
return url_generator.generate(resource,
content_type,
locale=locale,
**kwargs)
environment.filters['url'] = _filter_url
environment.filters['static_url'] = StaticPathUrlGenerator(
site.configuration).generate
environment.filters['file'] = lambda *args: _filter_file(site, *args)
environment.filters['image'] = lambda *args, **kwargs: _filter_image(
site, *args, **kwargs)
environment.globals['search_index'] = lambda: index(site, environment)
for plugin in site.plugins.values():
if isinstance(plugin, Jinja2Provider):
environment.globals.update(plugin.globals)
environment.filters.update(plugin.filters)
return environment
def get_sort_key(x):
return get_sort_attr(
negotiate_localizeds(preferred_locale, get_localized_attr(x)))
