Files
snikket-web-portal/snikket_web/infra.py
Jonas Schäfer ad229d6700 Use standard error rendering for the login form
This provides a consistent UX.
2021-03-20 16:30:42 +01:00

70 lines
1.7 KiB
Python

import base64
import itertools
import secrets
import typing
import quart.flask_patch # noqa:F401
from quart import (
current_app,
request,
)
import flask_babel
import flask_wtf
from flask_babel import _
from . import prosodyclient
client = prosodyclient.ProsodyClient()
client.default_login_redirect = "main.login"
babel = flask_babel.Babel()
@babel.localeselector # type:ignore
def selected_locale() -> str:
selected = request.accept_languages.best_match(
current_app.config['LANGUAGES']
)
return selected
def flatten(a: typing.Iterable, levels: int = 1) -> typing.Iterable:
for i in range(levels):
a = itertools.chain(*a)
return a
def circle_name(c: typing.Any) -> str:
if c.id_ == "default" and c.name == "default":
return _("Main")
return c.name
def init_templating(app: quart.Quart) -> None:
app.template_filter("repr")(repr)
app.template_filter("format_datetime")(flask_babel.format_datetime)
app.template_filter("format_date")(flask_babel.format_date)
app.template_filter("format_time")(flask_babel.format_time)
app.template_filter("format_timedelta")(flask_babel.format_timedelta)
app.template_filter("flatten")(flatten)
app.template_filter("circle_name")(circle_name)
def generate_error_id() -> str:
return base64.b32encode(secrets.token_bytes(8)).decode(
"ascii"
).rstrip("=")
class BaseForm(flask_wtf.FlaskForm): # type:ignore
def __init__(self, *args: typing.Any, **kwargs: typing.Any):
meta = kwargs["meta"] = dict(kwargs.get("meta", {}))
if "locales" not in meta:
locale = flask_babel.get_locale()
if locale:
meta["locales"] = [str(locale)]
super().__init__(*args, **kwargs)