Backport support for global and object event notification. GitLab issue #262.

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/events/api_views.py

@@ -10,9 +10,13 @@ from rest_framework import generics
 from acls.models import AccessControlList
 from rest_api.permissions import MayanPermission
 
-from .classes import Event
+from .classes import EventType, EventTypeNamespace
+from .models import Notification
 from .permissions import permission_events_view
-from .serializers import EventSerializer, EventTypeSerializer
+from .serializers import (
+    EventSerializer, EventTypeSerializer, EventTypeNamespaceSerializer,
+    NotificationSerializer
+)
 
 
 class APIObjectEventListView(generics.ListAPIView):
@@ -46,13 +50,72 @@ class APIObjectEventListView(generics.ListAPIView):
         return any_stream(obj)
 
 
+class APIEventTypeNamespaceDetailView(generics.RetrieveAPIView):
+    """
+    Returns the details of an event type namespace.
+    """
+    serializer_class = EventTypeNamespaceSerializer
+
+    def get_object(self):
+        try:
+            return EventTypeNamespace.get(name=self.kwargs['name'])
+        except KeyError:
+            raise Http404
+
+
+class APIEventTypeNamespaceListView(generics.ListAPIView):
+    """
+    Returns a list of all the available event type namespaces.
+    """
+
+    serializer_class = EventTypeNamespaceSerializer
+    queryset = EventTypeNamespace.all()
+
+    def get_serializer_context(self):
+        return {
+            'format': self.format_kwarg,
+            'request': self.request,
+            'view': self
+        }
+
+
+class APIEventTypeNamespaceEventTypeListView(generics.ListAPIView):
+    """
+    Returns a list of all the available event types from a namespaces.
+    """
+
+    serializer_class = EventTypeSerializer
+
+    def get_queryset(self):
+        try:
+            return EventTypeNamespace.get(
+                name=self.kwargs['name']
+            ).get_event_types()
+        except KeyError:
+            raise Http404
+
+    def get_serializer_context(self):
+        return {
+            'format': self.format_kwarg,
+            'request': self.request,
+            'view': self
+        }
+
+
 class APIEventTypeListView(generics.ListAPIView):
     """
     Returns a list of all the available event types.
     """
 
     serializer_class = EventTypeSerializer
-    queryset = sorted(Event.all(), key=lambda event: event.name)
+    queryset = EventType.all()
+
+    def get_serializer_context(self):
+        return {
+            'format': self.format_kwarg,
+            'request': self.request,
+            'view': self
+        }
 
 
 class APIEventListView(generics.ListAPIView):
@@ -64,3 +127,20 @@ class APIEventListView(generics.ListAPIView):
     permission_classes = (MayanPermission,)
     queryset = Action.objects.all()
     serializer_class = EventSerializer
+
+    def get_serializer_context(self):
+        return {
+            'format': self.format_kwarg,
+            'request': self.request,
+            'view': self
+        }
+
+
+class APINotificationListView(generics.ListAPIView):
+    """
+    Return a list of notifications for the current user.
+    """
+    serializer_class = NotificationSerializer
+
+    def get_queryset(self):
+        return Notification.objects.filter(user=self.request.user)