Merge pull request #4770 from netbox-community/3703-limit-tag-creation

Closes #3703: Restrict tag creation

netbox/extras/api/nested_serializers.py

@@ -38,11 +38,10 @@ class NestedGraphSerializer(WritableNestedSerializer):
 
 class NestedTagSerializer(WritableNestedSerializer):
     url = serializers.HyperlinkedIdentityField(view_name='extras-api:tag-detail')
-    tagged_items = serializers.IntegerField(read_only=True)
 
     class Meta:
         model = models.Tag
-        fields = ['id', 'url', 'name', 'slug', 'color', 'tagged_items']
+        fields = ['id', 'url', 'name', 'slug', 'color']
 
 
 class NestedReportResultSerializer(serializers.ModelSerializer):

netbox/extras/api/serializers.py

@@ -95,6 +95,28 @@ class TagSerializer(ValidatedModelSerializer):
         fields = ['id', 'name', 'slug', 'color', 'description', 'tagged_items']
 
 
+class TaggedObjectSerializer(serializers.Serializer):
+    tags = NestedTagSerializer(many=True, required=False)
+
+    def create(self, validated_data):
+        tags = validated_data.pop('tags', [])
+        instance = super().create(validated_data)
+
+        return self._save_tags(instance, tags)
+
+    def update(self, instance, validated_data):
+        tags = validated_data.pop('tags', [])
+        instance = super().update(instance, validated_data)
+
+        return self._save_tags(instance, tags)
+
+    def _save_tags(self, instance, tags):
+        if tags:
+            instance.tags.set(*[t.name for t in tags])
+
+        return instance
+
+
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