Commit 379ae9a1 authored by Thom Wiggers's avatar Thom Wiggers 📐
Browse files

Merge branch 'feature/event-lectureyear-filter' into 'master'

Add LectureYear filter to EventAdmin

Closes #403

See merge request !853
parents 63017451 4416e028
# -*- coding: utf-8 -*-
"""Registers admin interfaces for the events module"""
from django.contrib import admin
from django.db.models import Max, Min
from django.http import HttpResponseRedirect
from django.template.defaultfilters import date as _date
from django.urls import reverse
from django.utils import timezone
from django.utils.datetime_safe import date
from django.utils.html import format_html
from django.utils.http import is_safe_url
from django.utils.translation import ugettext_lazy as _
......@@ -13,6 +15,7 @@ from activemembers.models import Committee
from events import services
from members.models import Member
from pizzas.models import PizzaEvent
from utils.snippets import datetime_to_lectureyear
from utils.translation import TranslatedModelAdmin
from . import forms, models
......@@ -65,6 +68,34 @@ class PizzaEventInline(admin.StackedInline):
max_num = 1
class LectureYearFilter(admin.SimpleListFilter):
"""Filter the events on those started or ended in a lecture year"""
title = _('lecture year')
parameter_name = 'lecture_year'
def lookups(self, request, model_admin):
objects_end = models.Event.objects.aggregate(Max('end'))
objects_start = models.Event.objects.aggregate(Min('start'))
if objects_end['end__max'] and objects_start['start__min']:
year_end = datetime_to_lectureyear(objects_end['end__max'])
year_start = datetime_to_lectureyear(objects_start['start__min'])
return [(year, '{}-{}'.format(year, year+1))
for year in range(year_end, year_start-1, -1)]
return []
def queryset(self, request, queryset):
if not self.value():
return queryset
year = int(self.value())
year_start = date(year=year, month=9, day=1)
year_end = date(year=year + 1, month=9, day=1)
return queryset.filter(start__gte=year_start, end__lte=year_end)
class EventAdmin(DoNextModelAdmin):
"""Manage the events"""
......@@ -77,7 +108,7 @@ class EventAdmin(DoNextModelAdmin):
'num_participants', 'organiser', 'category', 'published',
list_display_links = ('edit_link',)
list_filter = ('start', 'published', 'category')
list_filter = (LectureYearFilter, 'start', 'published', 'category')
actions = ('make_published', 'make_unpublished')
date_hierarchy = 'start'
search_fields = ('title', 'description')
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