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Diffstat (limited to 'game/python-extra/oauthlib/oauth1/rfc5849/endpoints/authorization.py')
| -rw-r--r-- | game/python-extra/oauthlib/oauth1/rfc5849/endpoints/authorization.py | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/game/python-extra/oauthlib/oauth1/rfc5849/endpoints/authorization.py b/game/python-extra/oauthlib/oauth1/rfc5849/endpoints/authorization.py new file mode 100644 index 0000000..00d9576 --- /dev/null +++ b/game/python-extra/oauthlib/oauth1/rfc5849/endpoints/authorization.py @@ -0,0 +1,158 @@ +# -*- coding: utf-8 -*- +""" +oauthlib.oauth1.rfc5849.endpoints.authorization +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +This module is an implementation of various logic needed +for signing and checking OAuth 1.0 RFC 5849 requests. +""" +from urllib.parse import urlencode + +from oauthlib.common import add_params_to_uri + +from .. import errors +from .base import BaseEndpoint + + +class AuthorizationEndpoint(BaseEndpoint): + + """An endpoint responsible for letting authenticated users authorize access + to their protected resources to a client. + + Typical use would be to have two views, one for displaying the authorization + form and one to process said form on submission. + + The first view will want to utilize ``get_realms_and_credentials`` to fetch + requested realms and useful client credentials, such as name and + description, to be used when creating the authorization form. + + During form processing you can use ``create_authorization_response`` to + validate the request, create a verifier as well as prepare the final + redirection URI used to send the user back to the client. + + See :doc:`/oauth1/validator` for details on which validator methods to implement + for this endpoint. + """ + + def create_verifier(self, request, credentials): + """Create and save a new request token. + + :param request: OAuthlib request. + :type request: oauthlib.common.Request + :param credentials: A dict of extra token credentials. + :returns: The verifier as a dict. + """ + verifier = { + 'oauth_token': request.resource_owner_key, + 'oauth_verifier': self.token_generator(), + } + verifier.update(credentials) + self.request_validator.save_verifier( + request.resource_owner_key, verifier, request) + return verifier + + def create_authorization_response(self, uri, http_method='GET', body=None, + headers=None, realms=None, credentials=None): + """Create an authorization response, with a new request token if valid. + + :param uri: The full URI of the token request. + :param http_method: A valid HTTP verb, i.e. GET, POST, PUT, HEAD, etc. + :param body: The request body as a string. + :param headers: The request headers as a dict. + :param credentials: A list of credentials to include in the verifier. + :returns: A tuple of 3 elements. + 1. A dict of headers to set on the response. + 2. The response body as a string. + 3. The response status code as an integer. + + If the callback URI tied to the current token is "oob", a response with + a 200 status code will be returned. In this case, it may be desirable to + modify the response to better display the verifier to the client. + + An example of an authorization request:: + + >>> from your_validator import your_validator + >>> from oauthlib.oauth1 import AuthorizationEndpoint + >>> endpoint = AuthorizationEndpoint(your_validator) + >>> h, b, s = endpoint.create_authorization_response( + ... 'https://your.provider/authorize?oauth_token=...', + ... credentials={ + ... 'extra': 'argument', + ... }) + >>> h + {'Location': 'https://the.client/callback?oauth_verifier=...&extra=argument'} + >>> b + None + >>> s + 302 + + An example of a request with an "oob" callback:: + + >>> from your_validator import your_validator + >>> from oauthlib.oauth1 import AuthorizationEndpoint + >>> endpoint = AuthorizationEndpoint(your_validator) + >>> h, b, s = endpoint.create_authorization_response( + ... 'https://your.provider/authorize?foo=bar', + ... credentials={ + ... 'extra': 'argument', + ... }) + >>> h + {'Content-Type': 'application/x-www-form-urlencoded'} + >>> b + 'oauth_verifier=...&extra=argument' + >>> s + 200 + """ + request = self._create_request(uri, http_method=http_method, body=body, + headers=headers) + + if not request.resource_owner_key: + raise errors.InvalidRequestError( + 'Missing mandatory parameter oauth_token.') + if not self.request_validator.verify_request_token( + request.resource_owner_key, request): + raise errors.InvalidClientError() + + request.realms = realms + if (request.realms and not self.request_validator.verify_realms( + request.resource_owner_key, request.realms, request)): + raise errors.InvalidRequestError( + description=('User granted access to realms outside of ' + 'what the client may request.')) + + verifier = self.create_verifier(request, credentials or {}) + redirect_uri = self.request_validator.get_redirect_uri( + request.resource_owner_key, request) + if redirect_uri == 'oob': + response_headers = { + 'Content-Type': 'application/x-www-form-urlencoded'} + response_body = urlencode(verifier) + return response_headers, response_body, 200 + else: + populated_redirect = add_params_to_uri( + redirect_uri, verifier.items()) + return {'Location': populated_redirect}, None, 302 + + def get_realms_and_credentials(self, uri, http_method='GET', body=None, + headers=None): + """Fetch realms and credentials for the presented request token. + + :param uri: The full URI of the token request. + :param http_method: A valid HTTP verb, i.e. GET, POST, PUT, HEAD, etc. + :param body: The request body as a string. + :param headers: The request headers as a dict. + :returns: A tuple of 2 elements. + 1. A list of request realms. + 2. A dict of credentials which may be useful in creating the + authorization form. + """ + request = self._create_request(uri, http_method=http_method, body=body, + headers=headers) + + if not self.request_validator.verify_request_token( + request.resource_owner_key, request): + raise errors.InvalidClientError() + + realms = self.request_validator.get_realms( + request.resource_owner_key, request) + return realms, {'resource_owner_key': request.resource_owner_key} |