from django.core.exceptions import ValidationError from django.utils.translation import ugettext_lazy as _ from rest_framework import serializers from orchestra.api.serializers import HyperlinkedModelSerializer from orchestra.contrib.accounts.serializers import AccountSerializerMixin from .helpers import domain_for_validation from .models import Domain, Record from . import validators class RecordSerializer(serializers.ModelSerializer): class Meta: model = Record fields = ('type', 'value') def get_identity(self, data): return data.get('value') class DomainSerializer(AccountSerializerMixin, HyperlinkedModelSerializer): """ Validates if this zone generates a correct zone file """ records = RecordSerializer(required=False, many=True, allow_add_remove=True) class Meta: model = Domain fields = ('url', 'name', 'records') postonly_fields = ('name',) def clean_name(self, attrs, source): """ prevent users creating subdomains of other users domains """ name = attrs[source] top = Domain.get_parent_domain(name) if top and top.account != self.account: raise ValidationError(_("Can not create subdomains of other users domains")) return attrs def full_clean(self, instance): """ Checks if everything is consistent """ instance = super(DomainSerializer, self).full_clean(instance) if instance and instance.name: records = self.init_data.get('records', []) domain = domain_for_validation(instance, records) validators.validate_zone(domain.render_zone()) return instance