18 lines
633 B
Python
18 lines
633 B
Python
from django.contrib.auth.backends import ModelBackend
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from django.contrib.auth import get_user_model
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class CaseInsensitiveModelBackend(ModelBackend):
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"""
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By default ModelBackend does case _sensitive_ username authentication, which isn't what is
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generally expected. This backend supports case insensitive username authentication.
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"""
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def authenticate(self, username=None, password=None):
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User = get_user_model()
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try:
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user = User.objects.get(username__iexact=username)
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if user.check_password(password):
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return user
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else:
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return None
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except User.DoesNotExist:
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return None
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