def _get_occurrences_helper(self, occ_list, limit=7):
"""For many occurrences we limit the amount of occurrences to
display. That is, this method returns the first 6 (limit)
occurrences and the last occurrence in the list.
:param occ_list: The list of occurrences returned from
IRecurrenceSupport
:type occ_list: list
:param limit: optional, defaults to 7
:type limit: integer
:rtype: tuple of (list of events, last item of occ_list)
"""
events = []
tail = None
if occ_list:
occurrences = occ_list[:limit]
occurrences.append(occ_list.pop())
many = len(occ_list) > limit
for occ in occurrences:
acc = IEventAccessor(occ)
display = prepare_for_display(
self.context, acc.start, acc.end, acc.whole_day)
display.update({'url': acc.context.absolute_url()})
events.append(display)
tail = events and events.pop() or None
tail = tail if many else None
return (events, tail)
def date_for_display(self):
display = prepare_for_display(
self.context,
self.data.start,
self.data.end,
self.data.whole_day)
display.update({'url': self.data.context.absolute_url()})
return display
