25 lines
835 B
Python
25 lines
835 B
Python
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"""passbook oauth_client Authorization backend"""
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from django.contrib.auth.backends import ModelBackend
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from django.db.models import Q
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from passbook.channels.in_oauth.models import OAuthInlet, UserOAuthInletConnection
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class AuthorizedServiceBackend(ModelBackend):
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"Authentication backend for users registered with remote OAuth provider."
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def authenticate(self, request, inlet=None, identifier=None):
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"Fetch user for a given inlet by id."
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inlet_q = Q(inlet__name=inlet)
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if isinstance(inlet, OAuthInlet):
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inlet_q = Q(inlet=inlet)
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try:
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access = UserOAuthInletConnection.objects.filter(
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inlet_q, identifier=identifier
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).select_related("user")[0]
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except IndexError:
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return None
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else:
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return access.user
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