210 lines
7 KiB
Python
210 lines
7 KiB
Python
from django.conf import settings
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from django.db.models import Count, Max, Q
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from django.http import Http404
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from django.urls import reverse
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from django.utils import timezone
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from django.utils.functional import lazy
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from django.utils.translation import ugettext as _
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from django.views.generic import ListView
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from judge.comments import CommentedDetailView
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from judge.models import (
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BlogPost,
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Comment,
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Contest,
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Language,
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Problem,
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ContestProblemClarification,
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Profile,
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Submission,
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Ticket,
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)
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from judge.utils.cachedict import CacheDict
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from judge.utils.diggpaginator import DiggPaginator
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from judge.utils.problems import user_completed_ids
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from judge.utils.tickets import filter_visible_tickets
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from judge.utils.views import TitleMixin
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# General view for all content list on home feed
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class FeedView(ListView):
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template_name = "blog/list.html"
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title = None
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def get_paginator(
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self, queryset, per_page, orphans=0, allow_empty_first_page=True, **kwargs
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):
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return DiggPaginator(
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queryset,
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per_page,
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body=6,
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padding=2,
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orphans=orphans,
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allow_empty_first_page=allow_empty_first_page,
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**kwargs
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)
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def get_context_data(self, **kwargs):
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context = super(FeedView, self).get_context_data(**kwargs)
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context["has_clarifications"] = False
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if self.request.user.is_authenticated:
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participation = self.request.profile.current_contest
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if participation:
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clarifications = ContestProblemClarification.objects.filter(
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problem__in=participation.contest.contest_problems.all()
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)
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context["has_clarifications"] = clarifications.count() > 0
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context["clarifications"] = clarifications.order_by("-date")
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if participation.contest.is_editable_by(self.request.user):
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context["can_edit_contest"] = True
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context["page_titles"] = CacheDict(lambda page: Comment.get_page_title(page))
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context["user_count"] = lazy(Profile.objects.count, int, int)
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context["problem_count"] = lazy(
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Problem.objects.filter(is_public=True).count, int, int
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)
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context["submission_count"] = lazy(Submission.objects.count, int, int)
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context["language_count"] = lazy(Language.objects.count, int, int)
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now = timezone.now()
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visible_contests = (
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Contest.get_visible_contests(self.request.user, show_own_contests_only=True)
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.filter(is_visible=True)
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.order_by("start_time")
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)
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context["current_contests"] = visible_contests.filter(
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start_time__lte=now, end_time__gt=now
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)
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context["future_contests"] = visible_contests.filter(start_time__gt=now)
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context["top_rated"] = Profile.objects.filter(is_unlisted=False).order_by(
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"-rating"
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)[:10]
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context["top_scorer"] = Profile.objects.filter(is_unlisted=False).order_by(
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"-performance_points"
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)[:10]
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return context
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class PostList(FeedView):
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model = BlogPost
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paginate_by = 10
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context_object_name = "posts"
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def get_queryset(self):
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queryset = (
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BlogPost.objects.filter(visible=True, publish_on__lte=timezone.now())
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.order_by("-sticky", "-publish_on")
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.prefetch_related("authors__user", "organizations")
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)
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filter = Q(is_organization_private=False)
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if self.request.user.is_authenticated:
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filter |= Q(organizations__in=self.request.profile.organizations.all())
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queryset = queryset.filter(filter)
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return queryset
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def get_context_data(self, **kwargs):
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context = super(PostList, self).get_context_data(**kwargs)
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context["title"] = (
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self.title or _("Page %d of Posts") % context["page_obj"].number
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)
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context["first_page_href"] = reverse("home")
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context["page_prefix"] = reverse("blog_post_list")
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context["page_type"] = "blog"
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context["post_comment_counts"] = {
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int(page[2:]): count
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for page, count in Comment.objects.filter(
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page__in=["b:%d" % post.id for post in context["posts"]], hidden=False
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)
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.values_list("page")
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.annotate(count=Count("page"))
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.order_by()
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}
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return context
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class TicketFeed(FeedView):
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model = Ticket
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context_object_name = "tickets"
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paginate_by = 30
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def get_queryset(self, is_own=True):
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profile = self.request.profile
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if is_own:
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if self.request.user.is_authenticated:
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return (
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Ticket.objects.filter(
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Q(user=profile) | Q(assignees__in=[profile]), is_open=True
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)
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.order_by("-id")
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.prefetch_related("linked_item")
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.select_related("user__user")
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)
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else:
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return []
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else:
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# Superusers better be staffs, not the spell-casting kind either.
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if self.request.user.is_staff:
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tickets = (
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Ticket.objects.order_by("-id")
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.filter(is_open=True)
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.prefetch_related("linked_item")
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.select_related("user__user")
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)
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return filter_visible_tickets(tickets, self.request.user, profile)
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else:
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return []
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def get_context_data(self, **kwargs):
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context = super(TicketFeed, self).get_context_data(**kwargs)
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context["page_type"] = "ticket"
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context["first_page_href"] = self.request.path
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context["page_prefix"] = "?page="
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context["title"] = _("Ticket feed")
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return context
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class CommentFeed(FeedView):
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model = Comment
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context_object_name = "comments"
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paginate_by = 50
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def get_queryset(self):
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return Comment.most_recent(self.request.user, 1000)
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def get_context_data(self, **kwargs):
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context = super(CommentFeed, self).get_context_data(**kwargs)
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context["page_type"] = "comment"
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context["first_page_href"] = self.request.path
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context["page_prefix"] = "?page="
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context["title"] = _("Comment feed")
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return context
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class PostView(TitleMixin, CommentedDetailView):
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model = BlogPost
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pk_url_kwarg = "id"
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context_object_name = "post"
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template_name = "blog/blog.html"
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def get_title(self):
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return self.object.title
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def get_comment_page(self):
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return "b:%s" % self.object.id
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def get_context_data(self, **kwargs):
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context = super(PostView, self).get_context_data(**kwargs)
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context["og_image"] = self.object.og_image
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return context
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def get_object(self, queryset=None):
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post = super(PostView, self).get_object(queryset)
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if not post.can_see(self.request.user):
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raise Http404()
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return post
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