Create account using api

Registration and change_email is backed by ldap

uncloud_auth/serializers.py

@@ -1,25 +1,72 @@
 from django.contrib.auth import get_user_model
+from django.db import transaction
+from ldap3.core.exceptions import LDAPEntryAlreadyExistsResult
 from rest_framework import serializers
 
 from uncloud_pay import AMOUNT_DECIMALS, AMOUNT_MAX_DIGITS
 from uncloud_pay.models import BillingAddress
 
+from .ungleich_ldap import LdapManager
+
+
 class UserSerializer(serializers.ModelSerializer):
     class Meta:
         model = get_user_model()
         read_only_fields = [ 'username', 'balance', 'maximum_credit' ]
-        fields =  read_only_fields + [ 'email', 'primary_billing_address' ]
+        fields =  read_only_fields + [ 'email' ]  # , 'primary_billing_address' ]
 
     def validate(self, data):
         """
         Ensure that the primary billing address belongs to the user
         """
-
-        if 'primary_billing_address' in data:
-            if not data['primary_billing_address'].owner == self.instance:
-                raise serializers.ValidationError("Invalid data")
+        # The following is raising exceptions probably, it is WIP somewhere
+        # if 'primary_billing_address' in data:
+        #     if not data['primary_billing_address'].owner == self.instance:
+        #         raise serializers.ValidationError('Invalid data')
 
         return data
 
+    def update(self, instance, validated_data):
+        ldap_manager = LdapManager()
+        return_val, _ = ldap_manager.change_user_details(
+            instance.username, {'mail': validated_data.get('email')}
+        )
+        if not return_val:
+            raise serializers.ValidationError('Couldn\'t update email')
+        instance.email = validated_data.get('email')
+        instance.save()
+        return instance
+
+
+class UserRegistrationSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = get_user_model()
+        fields = ['username', 'first_name', 'last_name', 'email', 'password']
+        extra_kwargs = {
+            'password': {'style': {'input_type': 'password'}},
+            'first_name': {'allow_blank': False, 'required': True},
+            'last_name': {'allow_blank': False, 'required': True},
+            'email': {'allow_blank': False, 'required': True},
+        }
+
+    def create(self, validated_data):
+        ldap_manager = LdapManager()
+        try:
+            data = {
+                'user': validated_data['username'],
+                'password': validated_data['password'],
+                'email': validated_data['email'],
+                'firstname': validated_data['first_name'],
+                'lastname': validated_data['last_name'],
+            }
+            ldap_manager.create_user(**data)
+        except LDAPEntryAlreadyExistsResult:
+            raise serializers.ValidationError(
+                {'username': ['A user with that username already exists.']}
+            )
+        else:
+            return get_user_model().objects.create_user(**validated_data)
+
+
 class ImportUserSerializer(serializers.Serializer):
     username = serializers.CharField()