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from django.contrib.auth import authenticate, get_user_model
from rest_framework import serializers
from djoser.conf import settings
User = get_user_model()
class UserCreateSerializer(serializers.ModelSerializer):
class Meta:
model = User
fields = ("id", "username", "email", "password")
class TokenCreateSerializer(serializers.Serializer):
password = serializers.CharField(required=False,
style={"input_type": "password"})
default_error_messages = {
"invalid_credentials": "Incorrect username or password",
"inactive_account": """Your account is not activated.
Please click on the activation link
sent by email.""",
}
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.user = None
self.fields[settings.LOGIN_FIELD] = serializers.CharField()
def validate(self, attrs):
password = attrs.get("password")
params = {settings.LOGIN_FIELD: attrs.get(settings.LOGIN_FIELD)}
self.user = authenticate(
request=self.context.get("request"), **params, password=password
)
if not self.user:
self.user = User.objects.filter(**params).first()
if self.user and not self.user.is_active:
self.fail("inactive_account")
if self.user and not self.user.check_password(password):
self.fail("invalid_credentials")
if self.user and self.user.is_active:
return attrs
if self.user and (not self.user.is_active):
self.fail("inactive_account")
self.fail("invalid_credentials")
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