Django用户模型中的多个USERNAME_FIELD [英] Multiple USERNAME_FIELD in django user model
问题描述
我的自定义用户模型:
class MyUser(AbstractBaseUser):
username = models.CharField(unique=True,max_length=30)
email = models.EmailField(unique=True,max_length=75)
is_staff = models.IntegerField(default=False)
is_active = models.IntegerField(default=False)
date_joined = models.DateTimeField(default=None)
# Use default usermanager
objects = UserManager()
USERNAME_FIELD = 'email'
是否可以指定多个 USERNAME_FIELD
?类似于 ['email','username']
这样的用户可以通过电子邮件以及用户名登录吗?
Is there a way to specify multiple USERNAME_FIELD
? Something like ['email','username']
so that users can login via email as well as username ?
推荐答案
USERNAME_FIELD
设置不支持列表。您可以创建一个自定义身份验证后端,以尝试在电子邮件或用户名字段上查找用户。
The USERNAME_FIELD
setting does not support a list. You could create a custom authentication backend that tries to look up the user on the 'email' or 'username' fields.
from django.db.models import Q
from django.contrib.auth import get_user_model
MyUser = get_user_model()
class UsernameOrEmailBackend(object):
def authenticate(self, username=None, password=None, **kwargs):
try:
# Try to fetch the user by searching the username or email field
user = MyUser.objects.get(Q(username=username)|Q(email=username))
if user.check_password(password):
return user
except MyUser.DoesNotExist:
# Run the default password hasher once to reduce the timing
# difference between an existing and a non-existing user (#20760).
MyUser().set_password(password)
然后在 settings.py
设置 AUTHENTICATION_BACKENDS
到您的身份验证后端:
Then, in your settings.py
set AUTHENTICATION_BACKENDS
to your authentication backend:
AUTHENTICATION_BACKENDS = ('path.to.UsernameOrEmailBackend,)\
请注意,解决方案并不完美。例如,密码重设仅适用于您在 USERNAME_FIELD
设置中指定的字段。
Note that this solution isn't perfect. For example, password resets would only work with the field specified in your USERNAME_FIELD
setting.
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