def _get_num_views(self, start_date=None, end_date=None):
"""Returns the number of VideoSession objects that are associated with this Video object, optionally filtered by start and end dates."""
session_filter = {'assignment__task__id__exact' : self.id}
if start_date is not None:
if pr_time.is_iso8601(start_date):
start_date = pr_time.iso8601_to_datetime(start_date)
session_filter['date_started__gte'] = start_date
if end_date is not None:
if pr_time.is_iso8601(end_date):
end_date = pr_time.iso8601_to_datetime(end_date)
session_filter['date_started__lte'] = end_date
return VideoSession.objects.filter(**session_filter).count()
def _get_num_views(self, start_date=None, end_date=None):
"""Returns the number of VideoSession objects that are associated with this Video object, optionally filtered by start and end dates."""
session_filter = {'assignment__task__id__exact': self.id}
if start_date is not None:
if pr_time.is_iso8601(start_date):
start_date = pr_time.iso8601_to_datetime(start_date)
session_filter['date_started__gte'] = start_date
if end_date is not None:
if pr_time.is_iso8601(end_date):
end_date = pr_time.iso8601_to_datetime(end_date)
session_filter['date_started__lte'] = end_date
return VideoSession.objects.filter(**session_filter).count()
def watcher_report(self,
auth_token,
videos,
start_date=None,
end_date=None):
"""
Returns a list of views of the given videos (optinally filtered by date)
along with some information about the viewer.
"""
filters = {'member': {'assignment__task__id': videos}}
if start_date or end_date:
filters = [filters]
if start_date:
if pr_time.is_iso8601(start_date):
start_date = pr_time.iso8601_to_datetime(start_date)
filters.append(
{'greater_than_or_equal': {
'date_started': start_date
}})
if end_date:
if pr_time.is_iso8601(end_date):
end_date = pr_time.iso8601_to_datetime(end_date)
filters.append(
{'less_than_or_equal': {
'date_started': end_date
}})
filters = {'and': filters}
views = self.get_filtered(auth_token, filters,
['video', 'date_started', 'user'])
views = Utils.merge_queries(views, facade.managers.VideoManager(),
auth_token, ['name'], 'video')
views = Utils.merge_queries(views, facade.managers.UserManager(),
auth_token, [
'first_name', 'last_name', 'email',
'default_username_and_domain'
], 'user')
return views
