def put(self, request, attempt_id):
"""
HTTP POST handler. To stop an exam.
"""
attempt = get_exam_attempt_by_id(attempt_id)
if not attempt:
err_msg = (u'Attempted to access attempt_id {attempt_id} but '
u'it does not exist.'.format(attempt_id=attempt_id))
raise StudentExamAttemptDoesNotExistsException(err_msg)
# make sure the the attempt belongs to the calling user_id
if attempt['user']['id'] != request.user.id:
err_msg = (u'Attempted to access attempt_id {attempt_id} but '
u'does not have access to it.'.format(
attempt_id=attempt_id))
raise ProctoredExamPermissionDenied(err_msg)
action = request.data.get('action')
if action == 'stop':
exam_attempt_id = stop_exam_attempt(
exam_id=attempt['proctored_exam']['id'],
user_id=request.user.id)
elif action == 'start':
exam_attempt_id = start_exam_attempt(
exam_id=attempt['proctored_exam']['id'],
user_id=request.user.id)
elif action == 'submit':
exam_attempt_id = update_attempt_status(
attempt['proctored_exam']['id'], request.user.id,
ProctoredExamStudentAttemptStatus.submitted)
elif action == 'click_download_software':
exam_attempt_id = update_attempt_status(
attempt['proctored_exam']['id'], request.user.id,
ProctoredExamStudentAttemptStatus.download_software_clicked)
elif action == 'error':
backend = attempt['proctored_exam']['backend']
waffle_name = PING_FAILURE_PASSTHROUGH_TEMPLATE.format(backend)
should_block_user = not (
backend and waffle.switch_is_active(waffle_name)) and (
not attempt['status']
== ProctoredExamStudentAttemptStatus.submitted)
if should_block_user:
exam_attempt_id = update_attempt_status(
attempt['proctored_exam']['id'], request.user.id,
ProctoredExamStudentAttemptStatus.error)
else:
exam_attempt_id = False
LOG.warning(
u'Browser JS reported problem with proctoring desktop '
u'application. Did block user: %s, for attempt: %s',
should_block_user, attempt['id'])
elif action == 'decline':
exam_attempt_id = update_attempt_status(
attempt['proctored_exam']['id'], request.user.id,
ProctoredExamStudentAttemptStatus.declined)
data = {"exam_attempt_id": exam_attempt_id}
return Response(data)
def put(self, request, attempt_id):
"""
HTTP POST handler. To stop an exam.
"""
attempt = get_exam_attempt_by_id(attempt_id)
if not attempt:
err_msg = (
'Attempted to access attempt_id {attempt_id} but '
'it does not exist.'.format(
attempt_id=attempt_id
)
)
raise StudentExamAttemptDoesNotExistsException(err_msg)
# make sure the the attempt belongs to the calling user_id
if attempt['user']['id'] != request.user.id:
err_msg = (
'Attempted to access attempt_id {attempt_id} but '
'does not have access to it.'.format(
attempt_id=attempt_id
)
)
raise ProctoredExamPermissionDenied(err_msg)
action = request.data.get('action')
if action == 'stop':
exam_attempt_id = stop_exam_attempt(
exam_id=attempt['proctored_exam']['id'],
user_id=request.user.id
)
elif action == 'start':
exam_attempt_id = start_exam_attempt(
exam_id=attempt['proctored_exam']['id'],
user_id=request.user.id
)
elif action == 'submit':
exam_attempt_id = update_attempt_status(
attempt['proctored_exam']['id'],
request.user.id,
ProctoredExamStudentAttemptStatus.submitted
)
elif action == 'click_download_software':
exam_attempt_id = update_attempt_status(
attempt['proctored_exam']['id'],
request.user.id,
ProctoredExamStudentAttemptStatus.download_software_clicked
)
elif action == 'error':
backend = attempt['proctored_exam']['backend']
waffle_name = PING_FAILURE_PASSTHROUGH_TEMPLATE.format(backend)
should_block_user = not (backend and waffle.switch_is_active(waffle_name)) and (
not attempt['status'] == ProctoredExamStudentAttemptStatus.submitted
)
if should_block_user:
exam_attempt_id = update_attempt_status(
attempt['proctored_exam']['id'],
request.user.id,
ProctoredExamStudentAttemptStatus.error
)
else:
exam_attempt_id = False
LOG.warning(u'Browser JS reported problem with proctoring desktop '
u'application. Did block user: %s, for attempt: %s',
should_block_user,
attempt['id'])
elif action == 'decline':
exam_attempt_id = update_attempt_status(
attempt['proctored_exam']['id'],
request.user.id,
ProctoredExamStudentAttemptStatus.declined
)
data = {"exam_attempt_id": exam_attempt_id}
return Response(data)