Files
edx-platform/common/djangoapps/entitlements/api/v1/views.py
2017-12-04 08:37:15 -05:00

71 lines
3.1 KiB
Python

import logging
from django.utils import timezone
from django_filters.rest_framework import DjangoFilterBackend
from edx_rest_framework_extensions.authentication import JwtAuthentication
from rest_framework import permissions, viewsets
from entitlements.api.v1.filters import CourseEntitlementFilter
from entitlements.api.v1.permissions import IsAdminOrAuthenticatedReadOnly
from entitlements.api.v1.serializers import CourseEntitlementSerializer
from entitlements.models import CourseEntitlement
from openedx.core.djangoapps.cors_csrf.authentication import SessionAuthenticationCrossDomainCsrf
from student.models import CourseEnrollment
log = logging.getLogger(__name__)
class EntitlementViewSet(viewsets.ModelViewSet):
authentication_classes = (JwtAuthentication, SessionAuthenticationCrossDomainCsrf,)
permission_classes = (permissions.IsAuthenticated, IsAdminOrAuthenticatedReadOnly,)
lookup_value_regex = '[0-9a-f-]+'
lookup_field = 'uuid'
serializer_class = CourseEntitlementSerializer
filter_backends = (DjangoFilterBackend,)
filter_class = CourseEntitlementFilter
def get_queryset(self):
user = self.request.user
if self.request.method in permissions.SAFE_METHODS:
if (user.is_staff and
(self.request.query_params.get('user', None) is not None or
self.kwargs.get('uuid', None) is not None)):
# Return the full query set so that the Filters class can be used to apply,
# - The UUID Filter
# - The User Filter to the GET request
return CourseEntitlement.objects.all().select_related('user')
# Non Staff Users will only be able to retrieve their own entitlements
return CourseEntitlement.objects.filter(user=user).select_related('user')
# All other methods require the full Query set and the Permissions class already restricts access to them
# to Admin users
return CourseEntitlement.objects.all().select_related('user')
def perform_destroy(self, instance):
"""
This method is an override and is called by the DELETE method
"""
save_model = False
if instance.expired_at is None:
instance.expired_at = timezone.now()
log.info('Set expired_at to [%s] for course entitlement [%s]', instance.expired_at, instance.uuid)
save_model = True
if instance.enrollment_course_run is not None:
CourseEnrollment.unenroll(
user=instance.user,
course_id=instance.enrollment_course_run.course_id,
skip_refund=True
)
enrollment = instance.enrollment_course_run
instance.enrollment_course_run = None
save_model = True
log.info(
'Unenrolled user [%s] from course run [%s] as part of revocation of course entitlement [%s]',
instance.user.username,
enrollment.course_id,
instance.uuid
)
if save_model:
instance.save()