atst/atat/routes/errors.py
2020-03-04 11:51:15 -05:00

86 lines
2.8 KiB
Python

from flask import render_template, current_app, url_for, redirect, request
from flask_wtf.csrf import CSRFError
import werkzeug.exceptions as werkzeug_exceptions
import atat.domain.exceptions as exceptions
from atat.domain.invitations import (
InvitationError,
ExpiredError as InvitationExpiredError,
WrongUserError as InvitationWrongUserError,
)
from atat.domain.authnid.crl import CRLInvalidException
from atat.domain.portfolios import PortfolioError
from atat.utils.flash import formatted_flash as flash
from atat.utils.localization import translate
NO_NOTIFY_STATUS_CODES = set([404, 401])
def log_error(e):
error_message = e.message if hasattr(e, "message") else str(e)
current_app.logger.exception(error_message)
def notify(e, message, code):
if code not in NO_NOTIFY_STATUS_CODES:
current_app.notification_sender.send(message)
def handle_error(e, message=translate("errors.not_found"), code=404):
log_error(e)
notify(e, message, code)
return (render_template("error.html", message=message, code=code), code)
def make_error_pages(app):
@app.errorhandler(werkzeug_exceptions.NotFound)
@app.errorhandler(exceptions.NotFoundError)
@app.errorhandler(exceptions.UnauthorizedError)
@app.errorhandler(PortfolioError)
@app.errorhandler(exceptions.NoAccessError)
# pylint: disable=unused-variable
def not_found(e):
return handle_error(e)
@app.errorhandler(CRLInvalidException)
# pylint: disable=unused-variable
def missing_crl(e):
return handle_error(e, message="Error Code 008", code=401)
@app.errorhandler(exceptions.UnauthenticatedError)
# pylint: disable=unused-variable
def unauthorized(e):
return handle_error(e, message="Log in Failed", code=401)
@app.errorhandler(CSRFError)
# pylint: disable=unused-variable
def session_expired(e):
log_error(e)
url_args = {"next": request.path}
flash("session_expired")
if request.method == "POST":
url_args[app.form_cache.PARAM_NAME] = app.form_cache.write(request.form)
return redirect(url_for("atat.root", **url_args))
@app.errorhandler(Exception)
# pylint: disable=unused-variable
def exception(e):
if current_app.debug:
raise e
return handle_error(e, message="An Unexpected Error Occurred", code=500)
@app.errorhandler(InvitationError)
@app.errorhandler(InvitationWrongUserError)
# pylint: disable=unused-variable
def invalid_invitation(e):
return handle_error(e, message="The link you followed is invalid.", code=404)
@app.errorhandler(InvitationExpiredError)
# pylint: disable=unused-variable
def invalid_invitation(e):
return handle_error(
e, message="The invitation you followed has expired.", code=404
)
return app