def get_prepare_params(request, project):
""" This function extract prepare_params from
* view_id if it's inside of request data
* selectedItems, filters, ordering if they are in request and there is no view id
"""
# use filters and selected items from view
view_id = int_from_request(request.GET, 'view', 0) or int_from_request(request.data, 'view', 0)
if view_id > 0:
view = get_object_or_404(View, pk=view_id)
if view.project.pk != project.pk:
raise DataManagerException('Project and View mismatch')
prepare_params = view.get_prepare_tasks_params(add_selected_items=True)
# use filters and selected items from request if it's specified
else:
# query arguments from url
if 'query' in request.GET:
data = json.loads(unquote(request.GET['query']))
# data payload from body
else:
data = request.data
selected = data.get('selectedItems', {"all": True, "excluded": []})
if not isinstance(selected, dict):
raise DataManagerException('selectedItems must be dict: {"all": [true|false], '
'"excluded | included": [...task_ids...]}')
filters = data.get('filters', None)
ordering = data.get('ordering', [])
prepare_params = PrepareParams(project=project.id, selectedItems=selected, data=data,
filters=filters, ordering=ordering)
return prepare_params
def get_prepare_tasks_params(self, add_selected_items=False):
# convert filters to PrepareParams structure
filters = None
if self.filter_group:
items = []
for f in self.filter_group.filters.all():
items.append(
dict(
filter=f.column,
operator=f.operator,
type=f.type,
value=f.value,
))
filters = dict(conjunction=self.filter_group.conjunction,
items=items)
ordering = self.ordering
if not ordering:
ordering = [] # default empty json field is dict, but we need list
selected_items = None
if add_selected_items and self.selected_items:
selected_items = self.selected_items
return PrepareParams(project=self.project_id,
ordering=ordering,
filters=filters,
selectedItems=selected_items)
def get_prepared_queryset(request, project):
# use filters and selected items from view
view_id = int_from_request(request.GET, 'view_id', 0)
if view_id > 0:
view = get_object_or_404(request, View, pk=view_id)
if view.project.pk != project.pk:
raise DataManagerException('Project and View mismatch')
prepare_params = view.get_prepare_tasks_params(add_selected_items=True)
# use filters and selected items from request if it's specified
else:
selected = request.data.get('selectedItems', {
"all": True,
"excluded": []
})
if not isinstance(selected, dict):
raise DataManagerException(
'selectedItems must be dict: {"all": [true|false], '
'"excluded | included": [...task_ids...]}')
filters = request.data.get('filters', None)
ordering = request.data.get('ordering', [])
prepare_params = PrepareParams(project=project.id,
selectedItems=selected,
filters=filters,
ordering=ordering)
queryset = Task.prepared.all(prepare_params=prepare_params)
return queryset