def extract_child_from_cache(parent, user):
selected_data = ElementCache(user).cached_data
if not selected_data:
raise ObjectDoesNotExist
kwargs = {'parent': parent}
if selected_data['modelname'] == LEARNING_UNIT_YEAR:
kwargs['child_leaf'] = LearningUnitYear.objects.get(
pk=selected_data['id'])
elif selected_data['modelname'] == EDUCATION_GROUP_YEAR:
kwargs['child_branch'] = EducationGroupYear.objects.get(
pk=selected_data['id'])
if selected_data.get('source_link_id'):
kwargs['source_link'] = GroupElementYear.objects.select_related('parent') \
.get(pk=selected_data['source_link_id'])
return kwargs
def get_redirect_url(self, *args, **kwargs):
self.pattern_name = 'group_element_year_create'
try:
perms.can_change_education_group(self.request.user,
self.education_group_year)
except PermissionDenied as e:
display_warning_messages(self.request, str(e))
cached_data = ElementCache(self.request.user).cached_data
if cached_data:
action_from_cache = cached_data.get('action')
if action_from_cache == ElementCache.ElementCacheAction.CUT.value:
kwargs['group_element_year_id'] = fetch_source_link(
self.request.GET, self.request.user).id
self.pattern_name = 'group_element_year_move'
return super().get_redirect_url(*args, **kwargs)