Properly use serializers

Signed-off-by: Michal Čihař <michal@cihar.com>

weblate/api/serializers.py

@@ -130,9 +130,19 @@ class TranslationSerializer(serializers.ModelSerializer):
         }
 
 
-class LockSerializer(serializers.Serializer):
-    locked = serializers.BooleanField()
+class ReadOnlySerializer(serializers.Serializer):
+    def update(self, instance, validated_data):
+        return None
 
+    def create(self, validated_data):
+        return None
 
-class LockRequestSerializer(serializers.Serializer):
+
+class LockSerializer(serializers.ModelSerializer):
+    class Meta(object):
+        model = SubProject
+        fields = ('locked', )
+
+
+class LockRequestSerializer(ReadOnlySerializer):
     lock = serializers.BooleanField()

weblate/api/views.py

@@ -24,7 +24,6 @@ from django.http import Http404
 
 from rest_framework import parsers, viewsets
 from rest_framework.decorators import detail_route
-from rest_framework.exceptions import ParseError
 from rest_framework.response import Response
 
 from weblate.api.serializers import (
@@ -126,7 +125,7 @@ class ComponentViewSet(MultipleFieldMixin, viewsets.ReadOnlyModelViewSet):
             else:
                 obj.do_unlock(request.user)
 
-        return Response(data={'locked': obj.locked})
+        return Response(data=LockSerializer(obj).data)
 
 
 class TranslationViewSet(MultipleFieldMixin, FileExportViewSet):