79 lines
2.2 KiB
Python
79 lines
2.2 KiB
Python
from django.http import HttpResponse, JsonResponse
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from openid_provider.lib.errors import *
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from openid_provider.lib.scopes import *
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from openid_provider.lib.utils.params import *
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from openid_provider.models import *
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import re
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class UserInfoEndpoint(object):
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def __init__(self, request):
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self.request = request
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self.params = Params()
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self._extract_params()
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def _extract_params(self):
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# TODO: Maybe add other ways of passing access token
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# http://tools.ietf.org/html/rfc6750#section-2
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self.params.access_token = self._get_access_token()
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def _get_access_token(self):
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'''
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Get the access token using Authorization Request Header Field method.
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See: http://tools.ietf.org/html/rfc6750#section-2.1
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Return a string.
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'''
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auth_header = self.request.META.get('HTTP_AUTHORIZATION', '')
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if re.compile('^Bearer\s{1}.+$').match(auth_header):
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access_token = auth_header.split()[1]
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else:
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access_token = ''
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return access_token
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def validate_params(self):
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try:
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self.token = Token.objects.get(access_token=self.params.access_token)
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except Token.DoesNotExist:
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raise UserInfoError('invalid_token')
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def create_response_dic(self):
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'''
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Create a diccionary with all the requested claims about the End-User.
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See: http://openid.net/specs/openid-connect-core-1_0.html#UserInfoResponse
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Return a diccionary.
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'''
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dic = {
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'sub': self.token.id_token.get('sub'),
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}
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standard_claims = StandardClaims(self.token.user, self.token.scope.split())
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dic.update(standard_claims.create_response_dic())
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return dic
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@classmethod
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def response(self, dic):
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response = JsonResponse(dic, status=200)
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response['Cache-Control'] = 'no-store'
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response['Pragma'] = 'no-cache'
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return response
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@classmethod
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def error_response(self, code, description, status):
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response = HttpResponse(status=status)
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response['WWW-Authenticate'] = 'error="{0}", error_description="{1}"'.format(code, description)
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return response |