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fix multislug news update

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This commit is contained in:
Kuroshini 2019-12-11 12:14:23 +03:00
parent 043fcb262b
commit 907a9365e1
1 changed files with 17 additions and 7 deletions
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24
apps/news/serializers.py
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@ -177,13 +177,23 @@ class NewsBackOfficeBaseSerializer(NewsBaseSerializer):
'backoffice_title': {'allow_null': False},
}
def validate(self, attrs):
slugs = attrs.get('slugs', {})
if models.News.objects.filter(
slugs__values__contains=list(slugs.values())
).exclude(id=attrs.get('id', 0)).exists():
raise serializers.ValidationError({'slugs': _('News with this slug already exists.')})
return attrs
def create(self, validated_data):
slugs = validated_data.get('slugs')
if slugs:
if models.News.objects.filter(
slugs__values__contains=list(slugs.values())
).exists():
raise serializers.ValidationError({'slugs': _('News with this slug already exists.')})
return super().create(validated_data)
def update(self, instance, validated_data):
slugs = validated_data.get('slugs')
if slugs:
if models.News.objects.filter(
slugs__values__contains=list(slugs.values())
).exclude(pk=instance.pk).exists():
raise serializers.ValidationError({'slugs': _('News with this slug already exists.')})
return super().update(instance, validated_data)
class NewsBackOfficeDetailSerializer(NewsBackOfficeBaseSerializer,