app-MAIL-temp/app/oauth_models.py
2023-11-21 16:42:18 +01:00

84 lines
2.3 KiB
Python

import enum
from typing import Set, Union
import flask
class Scope(enum.Enum):
EMAIL = "email"
NAME = "name"
OPENID = "openid"
AVATAR_URL = "avatar_url"
class ResponseType(enum.Enum):
CODE = "code"
TOKEN = "token"
ID_TOKEN = "id_token"
# All the OIDC flows supported by SimpleLogin
# CF https://medium.com/@darutk/diagrams-of-all-the-openid-connect-flows-6968e3990660
SUPPORTED_OPENID_FLOWS = [
{ResponseType.CODE},
{ResponseType.TOKEN},
{ResponseType.ID_TOKEN},
{ResponseType.ID_TOKEN, ResponseType.TOKEN},
{ResponseType.ID_TOKEN, ResponseType.CODE},
]
# String form of SUPPORTED_OPENID_FLOWS
SUPPORTED_OPENID_FLOWS_STR = "code|token|id_token|id_token,token|id_token,code"
def get_scopes(request: flask.Request) -> Set[Scope]:
scope_strs = _split_arg(request.args.getlist("scope"))
return set([Scope(scope_str) for scope_str in scope_strs])
def get_response_types(request: flask.Request) -> Set[ResponseType]:
response_type_strs = _split_arg(request.args.getlist("response_type"))
return set([ResponseType(r) for r in response_type_strs if r])
def get_response_types_from_str(response_type_str) -> Set[ResponseType]:
response_type_strs = _split_arg(response_type_str)
return set([ResponseType(r) for r in response_type_strs if r])
def response_types_to_str(response_types: [ResponseType]) -> str:
"""return a string representing a list of response type, for ex
*code*, *id_token,token*,...
"""
return ",".join([r.value for r in response_types])
def _split_arg(arg_input: Union[str, list]) -> Set[str]:
"""convert input response_type/scope into a set of string.
arg_input = request.args.getlist(response_type|scope)
Take into account different variations and their combinations
- the split character is " " or ","
- the response_type/scope passed as a list ?scope=scope_1&scope=scope_2
"""
res = set()
if isinstance(arg_input, str):
if " " in arg_input:
for x in arg_input.split(" "):
if x:
res.add(x.lower())
elif "," in arg_input:
for x in arg_input.split(","):
if x:
res.add(x.lower())
else:
res.add(arg_input)
else:
for arg in arg_input:
res = res.union(_split_arg(arg))
return res