added get by score attribute slug to api:

scorinator/score/viewsets.py

@@ -1,4 +1,8 @@
+from django.http import Http404
+
 from rest_framework import viewsets, permissions
+from rest_framework.views import APIView
+from rest_framework.response import Response
 
 from .models import ProjectScore, ScoreAttribute, ProjectScoreAttribute
 from .serializers import (
@@ -22,3 +26,18 @@ class ProjectScoreAttribute(viewsets.ModelViewSet):
     permission_classes = [permissions.IsAuthenticated,]
     model = ProjectScoreAttribute
     serializer_class = ProjectScoreAttributeSerializer
+
+class ScoreAttributeDetail(APIView):
+    """
+    Retrieve, score attrribute instance.
+    """
+    def get_object(self, slug):
+        try:
+            return ScoreAttribute.objects.get(slug=slug)
+        except ScoreAttribute.DoesNotExist:
+            raise Http404
+
+    def get(self, request, slug, format=None):
+        score = self.get_object(slug)
+        serializer = ScoreAttributeSerializer(score)
+        return Response(serializer.data)

scorinator/scorinator/urls.py

@@ -7,8 +7,8 @@
 
 from core.views import HomeView
 from project.viewsets import ProjectViewSet
-from score.viewsets import (
-    ProjectScoreViewSet, ScoreAttributeViewSet, ProjectScoreAttribute)
+from score.viewsets import (ProjectScoreViewSet, ScoreAttributeViewSet,
+    ProjectScoreAttribute, ScoreAttributeDetail)
 
 
 router = routers.DefaultRouter()
@@ -24,6 +24,8 @@
 
     # TODO we may want to disable this later post development.
     #  for now, it's useful to understand what is available
+    #TODO: this is a little hack to get the query by slug, replace with better way later
+    url(r'^api/v1/score-attributes/(?P<slug>[\w-]+)/$', ScoreAttributeDetail.as_view()),
     url(r'^api/v1/', include(router.urls)),
     url(r'^__admin__/', include(admin.site.urls)),