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Added allow_empty hook to archive_index date-based generic view. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@1510 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2005-11-30 22:03:50 +00:00
parent 0c5cf18e1d
commit bf0f6ec3b4
2 changed files with 20 additions and 8 deletions
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10
django/views/generic/date_based.py
View File

@ -8,7 +8,7 @@ import datetime, time
def archive_index(request, app_label, module_name, date_field, num_latest=15,
template_name=None, template_loader=template_loader,
extra_lookup_kwargs={}, extra_context={}):
extra_lookup_kwargs={}, extra_context={}, allow_empty=False):
"""
Generic top-level archive of date-based objects.
@ -23,10 +23,10 @@ def archive_index(request, app_label, module_name, date_field, num_latest=15,
lookup_kwargs = {'%s__lte' % date_field: datetime.datetime.now()}
lookup_kwargs.update(extra_lookup_kwargs)
date_list = getattr(mod, "get_%s_list" % date_field)('year', **lookup_kwargs)[::-1]
if not date_list:
if not date_list and not allow_empty:
raise Http404("No %s.%s available" % (app_label, module_name))
if num_latest:
if date_list and num_latest:
lookup_kwargs.update({
'limit': num_latest,
'order_by': ('-' + date_field,),
@ -140,7 +140,7 @@ def archive_month(request, year, month, app_label, module_name, date_field,
def archive_day(request, year, month, day, app_label, module_name, date_field,
month_format='%b', day_format='%d', template_name=None,
template_loader=template_loader, extra_lookup_kwargs={},
template_loader=template_loader, extra_lookup_kwargs={},
extra_context={}, allow_empty=False):
"""
Generic daily archive view.
@ -204,7 +204,7 @@ def archive_today(request, **kwargs):
def object_detail(request, year, month, day, app_label, module_name, date_field,
month_format='%b', day_format='%d', object_id=None, slug=None,
slug_field=None, template_name=None, template_name_field=None,
template_loader=template_loader, extra_lookup_kwargs={},
template_loader=template_loader, extra_lookup_kwargs={},
extra_context={}):
"""
Generic detail view from year/month/day/slug or year/month/day/id structure.

18
docs/generic_views.txt
View File

@ -135,9 +135,21 @@ arguments:
The date-based generic functions are:
``archive_index``
A top-level index page showing the "latest" objects. Has an optional
argument, ``num_latest``, which is the number of items to display on the
page (defaults to 15).
A top-level index page showing the "latest" objects.
Takes the following optional arguments:
======================= =================================================
Argument Description
======================= =================================================
``num_latest`` The number of items to display on the page.
Defaults to 15.
``allow_empty`` **New in Django development version.**
If ``False`` and there are no objects to display,
the view will raise a 404 instead of displaying
an empty index page. ``False`` is default.
======================= =================================================
Uses the template ``app_label/module_name_archive`` by default.