我有 2 个模型:User 和 UserSummary。 UserSummary 有一个 User 的外键。我刚刚注意到如果我设置depth= 1
within UserSummarySerializer
,密码字段包含在输出中。它已被散列,但最好仍然排除该字段。
为了隐藏密码字段,我只是在序列化器中显式设置用户字段,如下所示:
class UserSerializer(serializers.ModelSerializer):
"""A serializer for our user profile objects."""
class Meta:
model = models.User
extra_kwargs = {'password': {'write_only': True}}
exclude = ('groups', 'last_login', 'is_superuser', 'user_permissions', 'created_at')
def create(self, validated_data):
"""Create and return a new user."""
user = models.User(
email = validated_data['email'],
firstname = validated_data['firstname'],
lastname = validated_data['lastname'],
mobile = validated_data['mobile']
)
user.set_password(validated_data['password'])
user.save()
return user
class UserSummarySerializer(serializers.ModelSerializer):
user = UserSerializer()
class Meta:
model = models.UserSummary
fields = '__all__'
depth = 1
这种方式的缺点是,创建新用户时,字段密码在 POST 请求中不再可用。
我怎样才能隐藏password
UserSummary 的 GET 请求中的字段,但在 User 的 POST 请求中显示它?
这里的技巧是在“fields”元组中包含“password”字段,以便密码同时显示在“GET”和“POST”中,然后添加“extra_kwargs”以强制“password”字段仅出现在“POST”中形式。代码如下:
class UserSerializer(serializers.HyperlinkedModelSerializer):
class Meta:
model = User
fields = ('url', 'username', 'email',
'is_active', 'is_staff', 'is_superuser', 'password',)
# These fields are displayed but not editable and have to be a part of 'fields' tuple
read_only_fields = ('is_active', 'is_staff', 'is_superuser',)
# These fields are only editable (not displayed) and have to be a part of 'fields' tuple
extra_kwargs = {'password': {'write_only': True, 'min_length': 4}}
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