76 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			76 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""OAuth Clients"""
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from typing import Any, Dict, Optional
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from urllib.parse import urlencode
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from django.http import HttpRequest
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from requests import Session
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from requests.exceptions import RequestException
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from requests.models import Response
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from structlog import get_logger
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from passbook import __version__
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from passbook.sources.oauth.models import OAuthSource
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LOGGER = get_logger()
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class BaseOAuthClient:
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    """Base OAuth Client"""
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    session: Session
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    source: OAuthSource
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    request: HttpRequest
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    callback: Optional[str]
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    def __init__(
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        self, source: OAuthSource, request: HttpRequest, callback: Optional[str] = None
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    ):
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        self.source = source
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        self.session = Session()
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        self.request = request
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        self.callback = callback
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        self.session.headers.update({"User-Agent": f"passbook {__version__}"})
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    def get_access_token(self, **request_kwargs) -> Optional[Dict[str, Any]]:
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        "Fetch access token from callback request."
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        raise NotImplementedError("Defined in a sub-class")  # pragma: no cover
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    def get_profile_info(self, token: Dict[str, str]) -> Optional[Dict[str, Any]]:
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        "Fetch user profile information."
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        try:
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            response = self.do_request("get", self.source.profile_url, token=token)
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            response.raise_for_status()
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        except RequestException as exc:
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            LOGGER.warning("Unable to fetch user profile", exc=exc)
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            return None
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        else:
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            return response.json()
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    def get_redirect_args(self) -> Dict[str, str]:
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        "Get request parameters for redirect url."
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        raise NotImplementedError("Defined in a sub-class")  # pragma: no cover
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    def get_redirect_url(self, parameters=None):
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        "Build authentication redirect url."
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        args = self.get_redirect_args()
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        additional = parameters or {}
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        args.update(additional)
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        params = urlencode(args)
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        LOGGER.info("redirect args", **args)
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        return f"{self.source.authorization_url}?{params}"
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    def parse_raw_token(self, raw_token: str) -> Dict[str, Any]:
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        "Parse token and secret from raw token response."
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        raise NotImplementedError("Defined in a sub-class")  # pragma: no cover
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    def do_request(self, method: str, url: str, **kwargs) -> Response:
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        """Wrapper around self.session.request, which can add special headers"""
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        return self.session.request(method, url, **kwargs)
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    @property
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    def session_key(self) -> str:
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        """Return Session Key"""
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        raise NotImplementedError("Defined in a sub-class")  # pragma: no cover
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