+class HottestQuestionsSort(pagination.SortBase):
+ def apply(self, questions):
+ return questions.annotate(new_child_count=Count('all_children')).filter(
+ all_children__added_at__gt=datetime.datetime.now() - datetime.timedelta(days=1)).order_by('-new_child_count')
+
+
+class QuestionListPaginatorContext(pagination.PaginatorContext):
+ def __init__(self, id='QUESTIONS_LIST', prefix='', pagesizes=(15, 30, 50), default_pagesize=30):
+ super (QuestionListPaginatorContext, self).__init__(id, sort_methods=(
+ (_('active'), pagination.SimpleSort(_('active'), '-last_activity_at', _("Most <strong>recently updated</strong> questions"))),
+ (_('newest'), pagination.SimpleSort(_('newest'), '-added_at', _("most <strong>recently asked</strong> questions"))),
+ (_('hottest'), HottestQuestionsSort(_('hottest'), _("most <strong>active</strong> questions in the last 24 hours</strong>"))),
+ (_('mostvoted'), pagination.SimpleSort(_('most voted'), '-score', _("most <strong>voted</strong> questions"))),
+ ), pagesizes=pagesizes, default_pagesize=default_pagesize, prefix=prefix)
+
+class AnswerSort(pagination.SimpleSort):
+ def apply(self, answers):
+ if not settings.DISABLE_ACCEPTING_FEATURE:
+ return answers.order_by(*(['-marked'] + list(self._get_order_by())))
+ else:
+ return super(AnswerSort, self).apply(answers)
+
+class AnswerPaginatorContext(pagination.PaginatorContext):
+ def __init__(self, id='ANSWER_LIST', prefix='', default_pagesize=10):
+ super (AnswerPaginatorContext, self).__init__(id, sort_methods=(
+ (_('oldest'), AnswerSort(_('oldest answers'), 'added_at', _("oldest answers will be shown first"))),
+ (_('newest'), AnswerSort(_('newest answers'), '-added_at', _("newest answers will be shown first"))),
+ (_('votes'), AnswerSort(_('popular answers'), ('-score', 'added_at'), _("most voted answers will be shown first"))),
+ ), default_sort=_('votes'), pagesizes=(5, 10, 20), default_pagesize=default_pagesize, prefix=prefix)
+
+class TagPaginatorContext(pagination.PaginatorContext):
+ def __init__(self):
+ super (TagPaginatorContext, self).__init__('TAG_LIST', sort_methods=(
+ (_('name'), pagination.SimpleSort(_('by name'), 'name', _("sorted alphabetically"))),
+ (_('used'), pagination.SimpleSort(_('by popularity'), '-used_count', _("sorted by frequency of tag use"))),
+ ), default_sort=_('used'), pagesizes=(30, 60, 120))
+
+
+def feed(request):
+ return RssQuestionFeed(
+ request,
+ Question.objects.filter_state(deleted=False).order_by('-last_activity_at'),
+ settings.APP_TITLE + _(' - ')+ _('latest questions'),
+ settings.APP_DESCRIPTION)(request)