Add official contest

dmoj/urls.py

@@ -540,6 +540,10 @@ urlpatterns = [
         r"^contests/summary/(?P<key>\w+)/",
         paged_list_view(contests.ContestsSummaryView, "contests_summary"),
     ),
+    url(
+        r"^contests/official",
+        paged_list_view(contests.OfficialContestList, "official_contest_list"),
+    ),
     url(r"^courses/", paged_list_view(course.CourseList, "course_list")),
     url(
         r"^course/(?P<slug>[\w-]*)",

judge/admin/__init__.py

@@ -20,7 +20,12 @@ from judge.admin.problem import ProblemAdmin, ProblemPointsVoteAdmin
 from judge.admin.profile import ProfileAdmin, UserAdmin
 from judge.admin.runtime import JudgeAdmin, LanguageAdmin
 from judge.admin.submission import SubmissionAdmin
-from judge.admin.taxon import ProblemGroupAdmin, ProblemTypeAdmin
+from judge.admin.taxon import (
+    ProblemGroupAdmin,
+    ProblemTypeAdmin,
+    OfficialContestCategoryAdmin,
+    OfficialContestLocationAdmin,
+)
 from judge.admin.ticket import TicketAdmin
 from judge.admin.volunteer import VolunteerProblemVoteAdmin
 from judge.admin.course import CourseAdmin
@@ -48,6 +53,8 @@ from judge.models import (
     VolunteerProblemVote,
     Course,
     ContestsSummary,
+    OfficialContestCategory,
+    OfficialContestLocation,
 )
 
 
@@ -77,3 +84,5 @@ admin.site.register(Course, CourseAdmin)
 admin.site.unregister(User)
 admin.site.register(User, UserAdmin)
 admin.site.register(ContestsSummary, ContestsSummaryAdmin)
+admin.site.register(OfficialContestCategory, OfficialContestCategoryAdmin)
+admin.site.register(OfficialContestLocation, OfficialContestLocationAdmin)

judge/admin/contest.py

@@ -14,7 +14,14 @@ from reversion.admin import VersionAdmin
 from reversion_compare.admin import CompareVersionAdmin
 
 from django_ace import AceWidget
-from judge.models import Contest, ContestProblem, ContestSubmission, Profile, Rating
+from judge.models import (
+    Contest,
+    ContestProblem,
+    ContestSubmission,
+    Profile,
+    Rating,
+    OfficialContest,
+)
 from judge.ratings import rate_contest
 from judge.widgets import (
     AdminHeavySelect2MultipleWidget,
@@ -149,6 +156,26 @@ class ContestForm(ModelForm):
             )
 
 
+class OfficialContestInlineForm(ModelForm):
+    class Meta:
+        widgets = {
+            "category": AdminSelect2Widget,
+            "location": AdminSelect2Widget,
+        }
+
+
+class OfficialContestInline(admin.StackedInline):
+    fields = (
+        "category",
+        "year",
+        "location",
+    )
+    model = OfficialContest
+    can_delete = True
+    form = OfficialContestInlineForm
+    extra = 0
+
+
 class ContestAdmin(CompareVersionAdmin):
     fieldsets = (
         (None, {"fields": ("key", "name", "authors", "curators", "testers")}),
@@ -223,7 +250,7 @@ class ContestAdmin(CompareVersionAdmin):
         "user_count",
     )
     search_fields = ("key", "name")
-    inlines = [ContestProblemInline]
+    inlines = [ContestProblemInline, OfficialContestInline]
     actions_on_top = True
     actions_on_bottom = True
     form = ContestForm

judge/admin/taxon.py

@@ -56,3 +56,11 @@ class ProblemTypeAdmin(admin.ModelAdmin):
             [o.pk for o in obj.problem_set.all()] if obj else []
         )
         return super(ProblemTypeAdmin, self).get_form(request, obj, **kwargs)
+
+
+class OfficialContestCategoryAdmin(admin.ModelAdmin):
+    fields = ("name",)
+
+
+class OfficialContestLocationAdmin(admin.ModelAdmin):
+    fields = ("name",)

judge/migrations/0188_official_contest.py

@@ -0,0 +1,110 @@
+# Generated by Django 3.2.18 on 2024-05-30 04:32
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("judge", "0187_profile_info"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="OfficialContestCategory",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "name",
+                    models.CharField(
+                        max_length=50,
+                        unique=True,
+                        verbose_name="official contest category",
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name": "official contest category",
+                "verbose_name_plural": "official contest categories",
+            },
+        ),
+        migrations.CreateModel(
+            name="OfficialContestLocation",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "name",
+                    models.CharField(
+                        max_length=50,
+                        unique=True,
+                        verbose_name="official contest location",
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name": "official contest location",
+                "verbose_name_plural": "official contest locations",
+            },
+        ),
+        migrations.CreateModel(
+            name="OfficialContest",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                ("year", models.PositiveIntegerField(verbose_name="year")),
+                (
+                    "category",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="judge.officialcontestcategory",
+                        verbose_name="contest category",
+                    ),
+                ),
+                (
+                    "contest",
+                    models.OneToOneField(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="official",
+                        to="judge.contest",
+                        verbose_name="contest",
+                    ),
+                ),
+                (
+                    "location",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        to="judge.officialcontestlocation",
+                        verbose_name="contest location",
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name": "official contest",
+                "verbose_name_plural": "official contests",
+            },
+        ),
+    ]

judge/models/__init__.py

@@ -15,6 +15,9 @@ from judge.models.contest import (
     Rating,
     ContestProblemClarification,
     ContestsSummary,
+    OfficialContestCategory,
+    OfficialContestLocation,
+    OfficialContest,
 )
 from judge.models.interface import BlogPost, MiscConfig, NavigationBar, validate_regex
 from judge.models.message import PrivateMessage, PrivateMessageThread

judge/models/contest.py

@@ -39,6 +39,9 @@ __all__ = [
     "Rating",
     "ContestProblemClarification",
     "ContestsSummary",
+    "OfficialContest",
+    "OfficialContestCategory",
+    "OfficialContestLocation",
 ]
 
 
@@ -974,3 +977,53 @@ class ContestsSummary(models.Model):
 
     def get_absolute_url(self):
         return reverse("contests_summary", args=[self.key])
+
+
+class OfficialContestCategory(models.Model):
+    name = models.CharField(
+        max_length=50, verbose_name=_("official contest category"), unique=True
+    )
+
+    def __str__(self):
+        return self.name
+
+    class Meta:
+        verbose_name = _("official contest category")
+        verbose_name_plural = _("official contest categories")
+
+
+class OfficialContestLocation(models.Model):
+    name = models.CharField(
+        max_length=50, verbose_name=_("official contest location"), unique=True
+    )
+
+    def __str__(self):
+        return self.name
+
+    class Meta:
+        verbose_name = _("official contest location")
+        verbose_name_plural = _("official contest locations")
+
+
+class OfficialContest(models.Model):
+    contest = models.OneToOneField(
+        Contest,
+        verbose_name=_("contest"),
+        related_name="official",
+        on_delete=CASCADE,
+    )
+    category = models.ForeignKey(
+        OfficialContestCategory,
+        verbose_name=_("contest category"),
+        on_delete=CASCADE,
+    )
+    year = models.PositiveIntegerField(verbose_name=_("year"))
+    location = models.ForeignKey(
+        OfficialContestLocation,
+        verbose_name=_("contest location"),
+        on_delete=CASCADE,
+    )
+
+    class Meta:
+        verbose_name = _("official contest")
+        verbose_name_plural = _("official contests")

judge/views/contests.py

@@ -69,6 +69,8 @@ from judge.models import (
     Submission,
     ContestProblemClarification,
     ContestsSummary,
+    OfficialContestCategory,
+    OfficialContestLocation,
 )
 from judge.tasks import run_moss
 from judge.utils.celery import redirect_to_task_status
@@ -106,6 +108,7 @@ __all__ = [
     "base_contest_ranking_list",
     "ContestClarificationView",
     "update_contest_mode",
+    "OfficialContestList",
 ]
 
 
@@ -129,8 +132,15 @@ def _find_contest(request, key):
 
 
 class ContestListMixin(object):
+    official = False
+
     def get_queryset(self):
-        return Contest.get_visible_contests(self.request.user)
+        q = Contest.get_visible_contests(self.request.user)
+        if self.official:
+            q = q.filter(official__isnull=False).select_related(
+                "official", "official__category", "official__location"
+            )
+        return q
 
 
 class ContestList(
@@ -158,39 +168,41 @@ class ContestList(
             return request.session.get(key, False)
         return request.GET.get(key, None) == "1"
 
+    def setup_contest_list(self, request):
+        self.contest_query = request.GET.get("contest", "")
+
+        self.hide_organization_contests = 0
+        if self.GET_with_session(request, "hide_organization_contests"):
+            self.hide_organization_contests = 1
+
+        self.org_query = []
+        if request.GET.get("orgs") and request.profile:
+            try:
+                self.org_query = list(map(int, request.GET.getlist("orgs")))
+                if not request.user.is_superuser:
+                    self.org_query = [
+                        i
+                        for i in self.org_query
+                        if i
+                        in set(
+                            request.profile.organizations.values_list("id", flat=True)
+                        )
+                    ]
+            except ValueError:
+                pass
+
     def get(self, request, *args, **kwargs):
         default_tab = "active"
         if not self.request.user.is_authenticated:
             default_tab = "current"
         self.current_tab = self.request.GET.get("tab", default_tab)
 
-        self.contest_query = None
+        self.setup_contest_list(request)
-        self.org_query = []
-        self.show_orgs = 0
-        if self.GET_with_session(request, "show_orgs"):
-            self.show_orgs = 1
-
-        if self.request.GET.get("orgs") and self.request.profile:
-            try:
-                self.org_query = list(map(int, request.GET.getlist("orgs")))
-                if not self.request.user.is_superuser:
-                    self.org_query = [
-                        i
-                        for i in self.org_query
-                        if i
-                        in set(
-                            self.request.profile.organizations.values_list(
-                                "id", flat=True
-                            )
-                        )
-                    ]
-            except ValueError:
-                pass
 
         return super(ContestList, self).get(request, *args, **kwargs)
 
     def post(self, request, *args, **kwargs):
-        to_update = ("show_orgs",)
+        to_update = ("hide_organization_contests",)
         for key in to_update:
             if key in request.GET:
                 val = request.GET.get(key) == "1"
@@ -199,6 +211,9 @@ class ContestList(
                 request.session[key] = False
         return HttpResponseRedirect(request.get_full_path())
 
+    def extra_queryset_filters(self, queryset):
+        return queryset
+
     def _get_queryset(self):
         queryset = (
             super(ContestList, self)
@@ -206,28 +221,25 @@ class ContestList(
             .prefetch_related("tags", "organizations")
         )
 
-        if self.request.GET.get("contest"):
+        if self.contest_query:
-            self.contest_query = query = " ".join(
-                self.request.GET.getlist("contest")
-            ).strip()
-            if query:
             substr_queryset = queryset.filter(
-                    Q(key__icontains=query) | Q(name__icontains=query)
+                Q(key__icontains=self.contest_query)
+                | Q(name__icontains=self.contest_query)
             )
             if settings.ENABLE_FTS:
                 queryset = (
-                        queryset.search(query).extra(order_by=["-relevance"])
+                    queryset.search(self.contest_query).extra(order_by=["-relevance"])
                     | substr_queryset
                 )
             else:
                 queryset = substr_queryset
         if not self.org_query and self.request.organization:
             self.org_query = [self.request.organization.id]
-        if self.show_orgs:
+        if self.hide_organization_contests:
             queryset = queryset.filter(organizations=None)
         if self.org_query:
             queryset = queryset.filter(organizations__in=self.org_query)
-
+        queryset = self.extra_queryset_filters(queryset)
         return queryset
 
     def _get_past_contests_queryset(self):
@@ -295,10 +307,19 @@ class ContestList(
         context["first_page_href"] = "."
         context["contest_query"] = self.contest_query
         context["org_query"] = self.org_query
-        context["show_orgs"] = int(self.show_orgs)
+        context["hide_organization_contests"] = int(self.hide_organization_contests)
         if self.request.profile:
             context["organizations"] = self.request.profile.organizations.all()
         context["page_type"] = "list"
+        context["selected_order"] = self.request.GET.get("order")
+        context["all_sort_options"] = [
+            ("start_time", _("Start time (asc.)")),
+            ("-start_time", _("Start time (desc.)")),
+            ("name", _("Name (asc.)")),
+            ("-name", _("Name (desc.)")),
+            ("user_count", _("User count (asc.)")),
+            ("-user_count", _("User count (desc.)")),
+        ]
         context.update(self.get_sort_context())
         context.update(self.get_sort_paginate_context())
         return context
@@ -1545,3 +1566,67 @@ def recalculate_contest_summary_result(contest_summary):
     sorted_total_points.sort(key=lambda x: x.points, reverse=True)
     total_rank = ranker(sorted_total_points)
     return [(rank, item._asdict()) for rank, item in total_rank]
+
+
+class OfficialContestList(ContestList):
+    official = True
+    template_name = "contest/official_list.html"
+
+    def setup_contest_list(self, request):
+        self.contest_query = request.GET.get("contest", "")
+        self.org_query = []
+        self.hide_organization_contests = False
+
+        self.selected_categories = []
+        self.selected_locations = []
+        self.year_from = None
+        self.year_to = None
+
+        if "category" in request.GET:
+            try:
+                self.selected_categories = list(
+                    map(int, request.GET.getlist("category"))
+                )
+            except ValueError:
+                pass
+        if "location" in request.GET:
+            try:
+                self.selected_locations = list(
+                    map(int, request.GET.getlist("location"))
+                )
+            except ValueError:
+                pass
+        if "year_from" in request.GET:
+            try:
+                self.year_from = int(request.GET.get("year_from"))
+            except ValueError:
+                pass
+        if "year_to" in request.GET:
+            try:
+                self.year_to = int(request.GET.get("year_to"))
+            except ValueError:
+                pass
+
+    def extra_queryset_filters(self, queryset):
+        if self.selected_categories:
+            queryset = queryset.filter(official__category__in=self.selected_categories)
+        if self.selected_locations:
+            queryset = queryset.filter(official__location__in=self.selected_locations)
+        if self.year_from:
+            queryset = queryset.filter(official__year__gte=self.year_from)
+        if self.year_to:
+            queryset = queryset.filter(official__year__lte=self.year_to)
+        return queryset
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context["page_type"] = "official"
+        context["is_official"] = True
+        context["categories"] = OfficialContestCategory.objects.all()
+        context["locations"] = OfficialContestLocation.objects.all()
+        context["selected_categories"] = self.selected_categories
+        context["selected_locations"] = self.selected_locations
+        context["year_from"] = self.year_from
+        context["year_to"] = self.year_to
+
+        return context

judge/views/organization.py

@@ -414,7 +414,7 @@ class OrganizationContests(
 
     def get_queryset(self):
         self.org_query = [self.organization_id]
-        self.show_orgs = False
+        self.hide_organization_contests = False
         return super().get_queryset()
 
     def set_editable_contest(self, contest):

locale/vi/LC_MESSAGES/dmoj-user.po

@@ -24,6 +24,9 @@ msgstr "Giới thiệu"
 msgid "Status"
 msgstr "Máy chấm"
 
+msgid "Courses"
+msgstr "Khóa học"
+
 msgid "Suggestions"
 msgstr "Đề xuất ý tưởng"
 
@@ -39,6 +42,9 @@ msgstr "Đăng ký tên"
 msgid "Report"
 msgstr "Báo cáo tiêu cực"
 
+msgid "Bug Report"
+msgstr "Báo cáo lỗi"
+
 msgid "2sat"
 msgstr ""
 
@@ -594,12 +600,6 @@ msgstr ""
 msgid "z-function"
 msgstr ""
 
-#~ msgid "Courses"
-#~ msgstr "Khóa học"
-
-#~ msgid "Bug Report"
-#~ msgstr "Báo cáo lỗi"
-
 #~ msgid "Insert Image"
 #~ msgstr "Chèn hình ảnh"
 

resources/contest.scss

@@ -18,12 +18,6 @@
         flex: 1;
     }
 
-    .participate-button {
-        display: flex;
-        justify-content: center;
-        align-items: center;
-    }
-
     .contest-title {
         font-size: 1.1em;
         font-weight: 600;

templates/contest/contest-list-tabs.html

@@ -1,7 +1,8 @@
 <div class="left-sidebar">
-  {{ make_tab_item('list', 'fa fa-list', url('contest_list'), _('List')) }}
+  {{ make_tab_item('list', 'fa fa-list', url('contest_list'), _('All')) }}
+  {{ make_tab_item('official', 'fa fa-check-circle-o', url('official_contest_list'), _('Official')) }}
   {{ make_tab_item('calendar', 'fa fa-calendar', url('contest_calendar', now.year, now.month), _('Calendar')) }}
   {% if perms.judge.change_contest %}
-    {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_contest_changelist'), _('Admin')) }}
+    {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_contest_changelist'), _('Admin'), force_new_page=True) }}
   {% endif %}
 </div>

templates/contest/contest-tabs.html

@@ -24,7 +24,7 @@
     {% endif %}
   {% endif %}
   {% if request.user.is_superuser and contest_has_hidden_subtasks %}
-    {{ make_tab_item('resolver', 'fa fa-check', url('resolver', contest.key), _('Resolver')) }}
+    {{ make_tab_item('resolver', 'fa fa-check', url('resolver', contest.key), _('Resolver'), force_new_page=True) }}
   {% endif %}
   {% if show_final_ranking %}
     {{ make_tab_item('final_ranking', 'fa fa-bar-chart', url('contest_final_ranking', contest.key), _('Final rankings')) }}
@@ -33,6 +33,6 @@
     {% if perms.judge.moss_contest and has_moss_api_key %}
       {{ make_tab_item('moss', 'fa fa-gavel', url('contest_moss', contest.key), _('MOSS')) }}
     {% endif %}
-    {{ make_tab_item('edit', 'fa fa-edit', url('admin:judge_contest_change', contest.id), _('Edit')) }}
+    {{ make_tab_item('edit', 'fa fa-edit', url('admin:judge_contest_change', contest.id), _('Edit'), force_new_page=True) }}
   {% endif %}
 </div>

templates/contest/list.html

@@ -21,7 +21,14 @@
     #search-org {
       width: 100%;
     }
+    .contest-format-user {
+      flex: 0.5 !important;
+    }
+    .participate-button {
+      float: right;
+    }
   </style>
+  {% block contest_list_media %}{% endblock %}
 {% endblock %}
 
 {% block three_col_js %}
@@ -75,7 +82,7 @@
 
       var $form = $('form#filter-form');
 
-      $('#show_orgs').click(function () {
+      $('#hide_organization_contests').click(function () {
         submitFormWithParams($form, "POST");
       });
       $('#go').click(function() {
@@ -110,6 +117,8 @@
 
       $('#search-org').select2({multiple: 1, placeholder: '{{ _('Groups') }}...'});
 
+      $('#order').select2();
+
       // var tooltip_classes = 'tooltipped tooltipped-e';
       //
       // $('.contest-tag').each(function () {
@@ -122,6 +131,7 @@
       // });
     });
   </script>
+  {% block contest_list_js %}{% endblock %}
 {% endblock %}
 
 {% block left_sidebar %}
@@ -134,7 +144,31 @@
   </div>
 {% endblock %}
 
-{% from "contest/macros.html" import contest_head, time_left, user_count, contest_join, contest_format_user %}
+{% from "contest/macros.html" import contest_head, time_left, user_count, contest_format_user %}
+
+{% macro contest_join(contest, request, is_past=False) %}
+  {% if request.in_contest and request.participation.contest == contest %}
+    <button class="small" disabled>{{ _('In contest') }}</button>
+  {% elif is_past %}
+    <form action="{{ url('contest_join', contest.key) }}" method="post">
+      {% csrf_token %}
+      <input type="submit" class="unselectable button full small"
+        value="{{ _('Virtual join') }}">
+    </form>
+  {% elif request.profile.id in contest.editor_ids or request.profile.id in contest.tester_ids %}
+    <form action="{{ url('contest_join', contest.key) }}" method="post">
+      {% csrf_token %}
+      <input type="submit" class="unselectable button full small"
+        value="{{ _('Spectate') }}">
+    </form>
+  {% else %}
+    <form action="{{ url('contest_join', contest.key) }}" method="post">
+      {% csrf_token %}
+      <input type="submit" class="unselectable button full small join-warning"
+        value="{{ _('Join') }}">
+    </form>
+  {% endif %}
+{% endmacro %}
 
 {% block middle_content %}
   <div class="tabs tabs-no-flex" style="width: 100%;margin-left: auto;margin-right: auto;">
@@ -192,13 +226,13 @@
                 {% endif %}
               </div>
             </div>
-            <div class="info-contest" style="flex: 0.5;">
+            <div class="info-contest contest-format-user">
-              {{ contest_format_user(contest, request) }}
+              {{ contest_format_user(contest, request, is_official=is_official) }}
-            </div>
               <div class="participate-button">
                 {{ contest_join(contest, request) }}
               </div>
             </div>
+          </div>
         {% endwith %}
       {% endfor %}
       {% if page_obj and page_obj.num_pages > 1 %}
@@ -230,13 +264,13 @@
               {% endif %}
             </div>
           </div>
-          <div class="info-contest" style="flex: 0.5;">
+          <div class="info-contest contest-format-user">
-            {{ contest_format_user(contest, request) }}
+            {{ contest_format_user(contest, request, is_official=is_official) }}
-          </div>
             <div class="participate-button">
               {{ contest_join(contest, request) }}
             </div>
           </div>
+        </div>
       {% endfor %}
       {% if page_obj and page_obj.num_pages > 1 %}
         <div style="margin-top: 10px;">
@@ -267,8 +301,8 @@
               {% endif %}
             </div>
           </div>
-          <div class="info-contest" style="flex: 0.5;">
+          <div class="info-contest contest-format-user">
-            {{ contest_format_user(contest, request, show_user=False) }}
+            {{ contest_format_user(contest, request, show_user=False, is_official=is_official) }}
           </div>
         </div>
       {% endfor %}
@@ -296,19 +330,11 @@
               {{ time_left(contest) }}
             </div>
           </div>
-          <div class="info-contest" style="flex: 0.5;">
+          <div class="info-contest contest-format-user">
-            {{ contest_format_user(contest, request) }}
+            {{ contest_format_user(contest, request, is_official=is_official) }}
-          </div>
             <div class="participate-button">
-            {% if request.in_contest and request.participation.contest == contest %}
+              {{ contest_join(contest, request, is_past=True) }}
-              <button class="small" disabled>{{ _('In contest') }}</button>
+            </div>
-            {% else %}
-              <form action="{{ url('contest_join', contest.key) }}" method="post">
-                {% csrf_token %}
-                <input type="submit" class="unselectable button full small"
-                  value="{{ _('Virtual join') }}">
-              </form>
-            {% endif %}
           </div>
         </div>
       {% endfor %}

templates/contest/macros.html

@@ -77,30 +77,24 @@
   {% endif %}
 {% endmacro %}
 
-{% macro contest_join(contest, request) %}
+{% macro contest_format_user(contest, request, show_user=True, is_official=False) %}
-  {% if request.in_contest and request.participation.contest == contest %}
+  {% if is_official %}
-    <button class="small" disabled>{{ _('In contest') }}</button>
+    <div style="display: flex; flex-direction: column;">
-  {% elif request.profile.id in contest.editor_ids or request.profile.id in contest.tester_ids %}
+      <div><b>{{ _('Format') }}</b>: {{ contest.format.name }}</div>
-    <form action="{{ url('contest_join', contest.key) }}" method="post">
+      <div><b>{{ _('Category') }}</b>: {{ contest.official.category.name }}</div>
-      {% csrf_token %}
+      <div><b>{{ _('Location') }}</b>: {{ contest.official.location.name }}</div>
-      <input type="submit" class="unselectable button full small"
+      <div><b>{{ _('Year') }}</b>: {{ contest.official.year }}</div>
-        value="{{ _('Spectate') }}">
+      {% if show_user %}
-    </form>
+        <div class="contest-title" style="margin-top: 0.4em">{{ user_count(contest, request.user) }}</div>
-  {% else %}
-    <form action="{{ url('contest_join', contest.key) }}" method="post">
-      {% csrf_token %}
-      <input type="submit" class="unselectable button full small join-warning"
-        value="{{ _('Join') }}">
-    </form>
       {% endif %}
-{% endmacro %}
+    </div>
-
+  {% else %}
-{% macro contest_format_user(contest, request, show_user=True) %}
+    <div style="display: flex; flex-direction: column;">
-  <div style="display: flex; flex-direction: column; height: 100%;">
       <div class="contest-title"> {{ _('Format') }} </div>
       <div style="flex-grow: 1">{{ contest.format.name }}</div>
       {% if show_user %}
-      <div class="contest-title">{{ user_count(contest, request.user) }}</div>
+        <div class="contest-title" style="margin-top: 0.4em">{{ user_count(contest, request.user) }}</div>
       {% endif %}
     </div>
+  {% endif %}
 {% endmacro %}

templates/contest/official-search-form.html

@@ -0,0 +1,57 @@
+<div class="sidebox">
+  <h3 class="colored-text"><i class="fa fa-search"></i>{{ _('Contest search') }}</h3>
+  <div class="sidebox-content">
+    <form id="filter-form" method="GET">
+      <input id="search-contest" type="text" name="contest" value="{{ contest_query or '' }}"
+        placeholder="{{ _('Search contests...') }}">
+
+      <div class="filter-form-group">
+        <label class="bold-text margin-label" for="year_from"><i class="non-italics">{{ _('Year') }}</i></label>
+        <div class="year-range">
+          <input type="number" name="year_from" id="year_from" value="{{ year_from or '' }}"
+            placeholder="{{ _('From') }}">
+          <input type="number" name="year_to" id="year_to" value="{{ year_to or '' }}"
+            placeholder="{{ _('To') }}" style="float: right">
+        </div>
+      </div>
+
+      <div class="filter-form-group">
+        <label class="bold-text margin-label" for="category"><i class="non-italics">{{ _('Category') }}</i></label>
+        <select id="category" name="category" multiple>
+          {% for cat in categories %}
+            <option value="{{ cat.id }}"{% if cat.id in selected_categories %} selected{% endif %}>
+              {{ cat.name }}
+            </option>
+          {% endfor %}
+        </select>
+      </div>
+
+      <div class="filter-form-group">
+        <label class="bold-text margin-label" for="location"><i class="non-italics">{{ _('Location') }}</i></label>
+        <select id="location" name="location" style="width: 100%" multiple>
+          {% for loc in locations %}
+            <option value="{{ loc.id }}"{% if loc.id in selected_locations %} selected{% endif %}>
+              {{ loc.name }}
+            </option>
+          {% endfor %}
+        </select>
+      </div>
+
+      <div class="filter-form-group">
+        <label for="order" class="bold-text margin-label">{{ _('Order by') }}</label>
+        <select id="order" name="order" style="width: 100%">
+          <option value="">---</option>
+          {% for value, name in all_sort_options %}
+            <option value="{{value}}"{% if selected_order == value%} selected{% endif %}>
+              {{ name }}
+            </option>
+          {% endfor %}
+        </select>
+      </div>
+
+      <div class="form-submit-group">
+        <a id="go" class="button small">{{ _('Go') }}</a>
+      </div>
+    </form>
+  </div>
+</div>

templates/contest/official_list.html

@@ -0,0 +1,42 @@
+{% extends "contest/list.html" %}
+
+{% block contest_list_media %}
+  <style type="text/css">
+    .contest-format-user {
+      flex: 1 !important;
+    }
+
+    .year-range {
+      display: inline;
+    }
+
+    .year-range input {
+      width: 45%;
+    }
+  </style>
+{% endblock %}
+
+{% block contest_list_js %}
+  <script type="text/javascript">
+    $(function() {
+      $("#category").select2();
+      $("#location").select2();
+      $('#year_from').keypress(function (e) {
+        if (e.keyCode === 13) {
+          $('#go').click();
+        }
+      });
+      $('#year_to').keypress(function (e) {
+        if (e.keyCode === 13) {
+          $('#go').click();
+        }
+      });
+    });
+  </script>
+{% endblock %}
+
+{% block right_sidebar %}
+  <div class="right-sidebar">
+    {% include "contest/official-search-form.html" %}
+  </div>
+{% endblock %}

templates/contest/search-form.html

@@ -6,8 +6,8 @@
         placeholder="{{ _('Search contests...') }}">
       {% if organizations %}
         <div style="margin-bottom: 1em;">
-          <input id="show_orgs" type="checkbox" name="show_orgs" value="1" {% if show_orgs %}checked{% endif %}>
+          <input id="hide_organization_contests" type="checkbox" name="hide_organization_contests" value="1" {% if hide_organization_contests %}checked{% endif %}>
-          <label for="show_orgs">{{ _('Hide organization contests') }}</label>
+          <label for="hide_organization_contests">{{ _('Hide organization contests') }}</label>
         </div>
         <label for="search-org" class="bold-text margin-label">{{ _('Group') }}</label>
         <select id="search-org" name="orgs" multiple>
@@ -18,6 +18,17 @@
           {% endfor %}
         </select>
       {% endif %}
+      <div class="filter-form-group">
+        <label for="order" class="bold-text margin-label">{{ _('Order by') }}</label>
+        <select id="order" name="order" style="width: 100%">
+          <option value="">---</option>
+          {% for value, name in all_sort_options %}
+            <option value="{{value}}"{% if selected_order == value%} selected{% endif %}>
+              {{ name }}
+            </option>
+          {% endfor %}
+        </select>
+      </div>
       <div class="form-submit-group">
         <a id="go" class="button small">{{ _('Go') }}</a>
         {% if create_url %}

templates/course/left_sidebar.html

@@ -5,6 +5,6 @@
     {{ make_tab_item('grades', 'fa fa-check-square-o', url('course_grades', course.slug), _('Grades')) }}
   {% endif %}
   {% if perms.judge.change_course %}
-    {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_course_change', course.id), _('Admin')) }}
+    {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_course_change', course.id), _('Admin'), force_new_page=True) }}
   {% endif %}
 </div>

templates/organization/org-left-sidebar.html

@@ -9,6 +9,6 @@
     {{ make_tab_item('users', 'fa fa-user', organization.get_users_url(), _('Members')) }}
   {% endif %}
   {% if perms.judge.change_organization %}
-    {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_organization_change', organization.id), _('Admin')) }}
+    {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_organization_change', organization.id), _('Admin'), force_new_page=True) }}
   {% endif %}
 </div>

templates/problem/left-sidebar.html

@@ -3,7 +3,7 @@
     {{ make_tab_item('feed', 'fa fa-pagelines', url('problem_feed'), _('Feed')) }}
     {{ make_tab_item('list', 'fa fa-list', url('problem_list'), _('List')) }}
     {% if request.user.is_superuser %}
-      {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_problem_changelist'), _('Admin')) }}
+      {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_problem_changelist'), _('Admin'), force_new_page=True) }}
     {% endif %}
   </div>
 {% endif %}

templates/submission/list.html

@@ -391,7 +391,7 @@
       {{ make_tab_item('friend_tab', 'fa fa-users', friend_submissions_link, _('Friends')) }}
     {% endif %}
     {% if perms.judge.change_submission %}
-      {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_submission_changelist'), _('Admin')) }}
+      {{ make_tab_item('admin', 'fa fa-edit', url('admin:judge_submission_changelist'), _('Admin'), force_new_page=True) }}
     {% endif %}
   </div>
 {% endblock %}

templates/three-column-content.html

@@ -32,8 +32,15 @@
 
     function navigateTo($elem, update_sidebar = false) {
       var url = $elem.attr('href');
+      var force_new_page = $elem.data('force_new_page');
 
       if (url === '#') return;
+
+      if (force_new_page) {
+        window.location.href = url;
+        return;
+      }
+
       if (update_sidebar) {
         $('.left-sidebar-item').removeClass('active');
         $elem.addClass('active');
@@ -99,8 +106,8 @@
   </script>
 {% endblock %}
 
-{% macro make_tab_item(name, fa, url, text) %}
+{% macro make_tab_item(name, fa, url, text, force_new_page=False) %}
-  <a class="left-sidebar-item {% if page_type == name %}active{% endif %}" href="{{ url }}" id="{{ name }}-tab">
+  <a class="left-sidebar-item {% if page_type == name %}active{% endif %}" href="{{ url }}" id="{{ name }}-tab" {% if force_new_page%}data-force_new_page="1"{% endif %}>
     <span class="sidebar-icon"><i class="{{ fa }}"></i></span>
     <span class="sidebar-text">{{ text }}</span>
   </a>

templates/user/user-left-sidebar.html

@@ -3,6 +3,6 @@
   {{ make_tab_item('friends', 'fa fa-users', url('user_list') + '?friend=true', _('Friends')) }}
   {{ make_tab_item('organizations', 'fa fa-university', url('organization_list'), _('Groups')) }}
   {% if request.user.is_superuser %}
-    {{ make_tab_item('import', 'fa fa-table', url('import_users'), _('Import')) }}
+    {{ make_tab_item('import', 'fa fa-table', url('import_users'), _('Import'), force_new_page=True) }}
   {% endif %}
 </div>