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import logging
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from django.contrib.auth.backends import ModelBackend
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from ERP_5.utils.cache_permissions import cache_permissions_by_user
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from erp_system.models import UserModel
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logger = logging.getLogger('my')
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class UserLoginAuth(ModelBackend):
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"""
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重新用户登录（认证）
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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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user = UserModel.objects.get(username=username)
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except Exception as ex:
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logger.error(ex)
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return None
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# 判断密码
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if user and user.check_password(password):
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# 缓存用户的权限
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cache_permissions_by_user(user)
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return user
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return None
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