37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
from django.contrib.auth import get_user_model
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from django.contrib.auth.backends import ModelBackend
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from django.contrib.auth.hashers import check_password
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UserModel = get_user_model()
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class CustomBackend(ModelBackend):
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"""
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优化django原生认证，解决查询用户认证时查询无用的django内置权限（本系统有自己的权限设计）
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"""
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def authenticate(self, request, username=None, password=None, **kwargs):
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try:
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if username is None:
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username = kwargs.get(UserModel.USERNAME_FIELD)
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if username is None or password is None:
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return
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user = UserModel.objects.get(username=username)
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if user.check_password(password) and self.user_can_authenticate(user):
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return user
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except UserModel.DoesNotExist:
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return None
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def _get_user_permissions(self, user_obj):
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return []
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def _get_group_permissions(self, user_obj):
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return []
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def _get_permissions(self, user_obj, obj, from_name):
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return set()
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def has_perm(self, user_obj, perm, obj=None):
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return False
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def has_module_perms(self, user_obj, app_label):
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return False |