Files
mayan-edms/mayan/apps/events/api_views.py
Roberto Rosario c152156a11 Refactor metadata app API
Signed-off-by: Roberto Rosario <Roberto.Rosario@mayan-edms.com>
2019-03-15 04:49:51 -04:00

103 lines
3.4 KiB
Python

from __future__ import absolute_import, unicode_literals
from actstream.models import any_stream
from rest_framework import viewsets
from rest_framework.decorators import action
from rest_framework.response import Response
from mayan.apps.common.mixins import ContentTypeViewMixin
from mayan.apps.rest_api.mixins import ExternalObjectAPIViewSetMixin
from mayan.apps.rest_api.viewsets import MayanAPIReadOnlyModelViewSet
from .classes import EventTypeNamespace
from .models import Notification
from .permissions import permission_events_view
from .serializers import (
EventSerializer, EventTypeNamespaceSerializer, EventTypeSerializer,
NotificationSerializer
)
class EventTypeNamespaceAPIViewSet(viewsets.ReadOnlyModelViewSet):
lookup_field = 'name'
lookup_url_kwarg = 'event_type_namespace_name'
serializer_class = EventTypeNamespaceSerializer
def get_object(self):
lookup_url_kwarg = self.lookup_url_kwarg or self.lookup_field
filter_kwargs = {self.lookup_field: self.kwargs[lookup_url_kwarg]}
return EventTypeNamespace.get(**filter_kwargs)
@action(
detail=True, serializer_class=EventTypeSerializer,
url_name='event_type-list', url_path='event_types'
)
def event_type_list(self, request, *args, **kwargs):
queryset = self.get_object().event_types
page = self.paginate_queryset(queryset)
serializer = self.get_serializer(
queryset, many=True, context={'request': request}
)
if page is not None:
return self.get_paginated_response(serializer.data)
return Response(serializer.data)
def get_queryset(self):
return EventTypeNamespace.all()
class EventTypeAPIViewSet(viewsets.ReadOnlyModelViewSet):
lookup_field = 'id'
lookup_url_kwarg = 'event_type_id'
lookup_value_regex = r'[\w\.]+'
serializer_class = EventTypeSerializer
def get_object(self):
namespace = EventTypeNamespace.get(name=self.kwargs['event_type_namespace_name'])
event_types = namespace.get_event_types()
return event_types.get(self.kwargs['event_type_id'])
class NotificationAPIViewSet(MayanAPIReadOnlyModelViewSet):
serializer_class = NotificationSerializer
def get_queryset(self):
query_parameter = 'read'
parameter_read = self.request.GET.get(query_parameter)
if self.request.user.is_authenticated:
queryset = Notification.objects.filter(user=self.request.user)
else:
queryset = Notification.objects.none()
if parameter_read == 'True':
queryset = queryset.filter(read=True)
elif parameter_read == 'False':
queryset = queryset.filter(read=False)
return queryset
class ObjectEventAPIViewSet(ContentTypeViewMixin, ExternalObjectAPIViewSetMixin, MayanAPIReadOnlyModelViewSet):
content_type_url_kw_args = {
'app_label': 'app_label',
'model': 'model_name'
}
external_object_permission = permission_events_view
external_object_pk_url_kwarg = 'object_id'
serializer_class = EventSerializer
def get_external_object_queryset(self):
# Here we get a queryset the object model for which the event
# will be accessed.
return self.get_content_type().get_all_objects_for_this_type()
def get_queryset(self):
obj = self.get_external_object()
return any_stream(obj)