新功能: 添加后端代码

backend/dvadmin/utils/backends.py

@@ -0,0 +1,33 @@
+import hashlib
+import logging
+
+from django.contrib.auth import get_user_model
+from django.contrib.auth.backends import ModelBackend
+from django.utils import timezone
+
+logger = logging.getLogger(__name__)
+UserModel = get_user_model()
+
+
+class CustomBackend(ModelBackend):
+    """
+    Django原生认证方式
+    """
+
+    def authenticate(self, request, username=None, password=None, **kwargs):
+        msg = '%s 正在使用本地登录...' % username
+        logger.info(msg)
+        if username is None:
+            username = kwargs.get(UserModel.USERNAME_FIELD)
+        try:
+            user = UserModel._default_manager.get_by_natural_key(username)
+        except UserModel.DoesNotExist:
+            UserModel().set_password(password)
+        else:
+            check_password = user.check_password(password)
+            if not check_password:
+                check_password = user.check_password(hashlib.md5(password.encode(encoding='UTF-8')).hexdigest())
+            if check_password and self.user_can_authenticate(user):
+                user.last_login = timezone.now()
+                user.save()
+                return user