app-MAIL-temp/app/proton/proton_callback_handler.py
Carlos Quintana 5ee5e386e5
Allow to create users from partner (#1095)
* Allow to create users from partner

* Fix tests

* Update tests/test_account_linking.py

Co-authored-by: Adrià Casajús <acasajus@users.noreply.github.com>

* Fix lint

Co-authored-by: Adrià Casajús <acasajus@users.noreply.github.com>
2022-06-16 10:25:50 +02:00

123 lines
3.9 KiB
Python

from dataclasses import dataclass
from enum import Enum
from flask import url_for
from typing import Optional
from app.db import Session
from app.errors import LinkException, ProtonPartnerNotSetUp
from app.models import User, Partner
from app.proton.proton_client import ProtonClient, ProtonUser
from app.account_linking import (
process_login_case,
process_link_case,
PartnerLinkRequest,
)
PROTON_PARTNER_NAME = "Proton"
_PROTON_PARTNER: Optional[Partner] = None
def get_proton_partner() -> Partner:
global _PROTON_PARTNER
if _PROTON_PARTNER is None:
partner = Partner.get_by(name=PROTON_PARTNER_NAME)
if partner is None:
raise ProtonPartnerNotSetUp
Session.expunge(partner)
_PROTON_PARTNER = partner
return _PROTON_PARTNER
class Action(Enum):
Login = 1
Link = 2
@dataclass
class ProtonCallbackResult:
redirect_to_login: bool
flash_message: Optional[str]
flash_category: Optional[str]
redirect: Optional[str]
user: Optional[User]
def generate_account_not_allowed_to_log_in() -> ProtonCallbackResult:
return ProtonCallbackResult(
redirect_to_login=True,
flash_message="This account is not allowed to log in with Proton. Please convert your account to a full Proton account",
flash_category="error",
redirect=None,
user=None,
)
class ProtonCallbackHandler:
def __init__(self, proton_client: ProtonClient):
self.proton_client = proton_client
def handle_login(self, partner: Partner) -> ProtonCallbackResult:
try:
user = self.__get_partner_user()
if user is None:
return generate_account_not_allowed_to_log_in()
res = process_login_case(user, partner)
return ProtonCallbackResult(
redirect_to_login=False,
flash_message=None,
flash_category=None,
redirect=None,
user=res.user,
)
except LinkException as e:
return ProtonCallbackResult(
redirect_to_login=True,
flash_message=e.message,
flash_category="error",
redirect=None,
user=None,
)
def handle_link(
self, current_user: Optional[User], partner: Partner
) -> ProtonCallbackResult:
if current_user is None:
raise Exception("Cannot link account with current_user being None")
try:
user = self.__get_partner_user()
if user is None:
return generate_account_not_allowed_to_log_in()
res = process_link_case(user, current_user, partner)
return ProtonCallbackResult(
redirect_to_login=False,
flash_message="Account successfully linked",
flash_category="success",
redirect=url_for("dashboard.setting"),
user=res.user,
)
except LinkException as e:
return ProtonCallbackResult(
redirect_to_login=False,
flash_message=e.message,
flash_category="error",
redirect=None,
user=None,
)
def __get_partner_user(self) -> Optional[PartnerLinkRequest]:
proton_user = self.__get_proton_user()
if proton_user is None:
return None
return PartnerLinkRequest(
email=proton_user.email,
external_user_id=proton_user.id,
name=proton_user.name,
plan=proton_user.plan,
from_partner=False, # The user has started this flow, so we don't mark it as created by a partner
)
def __get_proton_user(self) -> Optional[ProtonUser]:
user = self.proton_client.get_user()
if user is None:
return None
return ProtonUser(email=user.email, plan=user.plan, name=user.name, id=user.id)