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