forked from CGM_Public/pretix_original
Add public filters based on meta data (#3673)
* Add public filters based on meta data * Fix licenseheaders * ignore empty values * Fix tests * Full non-widget implementation * Widget support * Add a few tests * Allow to reorder properties * Fix isort * Allow to opt-out for specific events * Fix name clash between new and old field to make migration feasible
This commit is contained in:
Raphael Michel
@@ -34,6 +34,7 @@
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import calendar
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import hashlib
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import math
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import operator
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from collections import defaultdict
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from datetime import date, datetime, time, timedelta
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from functools import reduce
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@@ -46,11 +47,12 @@ from django.conf import settings
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from django.core.cache import caches
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from django.db.models import Exists, Max, Min, OuterRef, Prefetch, Q
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from django.db.models.functions import Coalesce, Greatest
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from django.http import Http404, HttpResponse
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from django.http import Http404, HttpResponse, QueryDict
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from django.shortcuts import redirect
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from django.templatetags.static import static
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from django.utils.decorators import method_decorator
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from django.utils.formats import date_format, get_format
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from django.utils.functional import cached_property
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from django.utils.timezone import get_current_timezone, now
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from django.views import View
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from django.views.decorators.cache import cache_page
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@@ -68,19 +70,25 @@ from pretix.helpers.formats.en.formats import (
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)
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from pretix.helpers.thumb import get_thumbnail
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from pretix.multidomain.urlreverse import eventreverse
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from pretix.presale.forms.organizer import EventListFilterForm
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from pretix.presale.ical import get_public_ical
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from pretix.presale.views import OrganizerViewMixin
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def filter_qs_by_attr(qs, request):
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def filter_qs_by_attr(qs, request, match_subevents_with_conditions: Q=None):
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"""
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We'll allow to filter the event list using attributes defined in the event meta data
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models in the format ?attr[meta_name]=meta_value
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:param qs: The base queryset over events or subevents
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:param request: The request
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:param match_subevents_with_conditions: If not None, an Event will also match if it has at least one subevent
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fulfilling the conditions given and matching the search
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"""
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attrs = {}
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for i, item in enumerate(request.GET.items()):
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k, v = item
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if k.startswith("attr[") and k.endswith("]"):
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if k.startswith("attr[") and k.endswith("]") and v.strip():
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attrs[k[5:-1]] = v
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skey = 'filter_qs_by_attr_{}_{}'.format(request.organizer.pk, request.event.pk if hasattr(request, 'event') else '')
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@@ -91,10 +99,11 @@ def filter_qs_by_attr(qs, request):
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props = {
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p.name: p for p in request.organizer.meta_properties.filter(
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Q(filter_allowed=True) | Q(filter_public=True),
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name__in=attrs.keys(),
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filter_allowed=True,
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)
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}
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conditions = []
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for i, item in enumerate(attrs.items()):
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attr, v = item
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@@ -136,13 +145,42 @@ def filter_qs_by_attr(qs, request):
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annotations['attr_{}_any'.format(i)] = Exists(emv_with_any_value)
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filters |= Q(**{'attr_{}_any'.format(i): False})
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qs = qs.annotate(**annotations).filter(filters)
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qs = qs.annotate(**annotations)
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conditions.append(filters)
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if conditions:
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if match_subevents_with_conditions:
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qs = qs.annotate(
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match_by_subevents=Exists(
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filter_qs_by_attr(
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SubEvent.objects.filter(
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match_subevents_with_conditions,
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event=OuterRef('pk'),
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),
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request,
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)
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)
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).filter(reduce(operator.and_, conditions) | Q(match_by_subevents=True))
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else:
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qs = qs.filter(reduce(operator.and_, conditions))
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return qs
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class EventListMixin:
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@cached_property
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def filter_form(self):
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return EventListFilterForm(
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data=self.request.GET,
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organizer=self.request.organizer,
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event=getattr(self.request, 'event', None),
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)
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def _get_event_queryset(self):
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def get_context_data(self, **kwargs):
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ctx = super().get_context_data(**kwargs)
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ctx['filter_form'] = self.filter_form
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return ctx
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def _get_event_list_queryset(self):
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query = Q(is_public=True) & Q(live=True)
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qs = self.request.organizer.events.using(settings.DATABASE_REPLICA).filter(query)
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qs = qs.filter(sales_channels__contains=self.request.sales_channel.identifier)
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@@ -154,26 +192,26 @@ class EventListMixin:
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max_fromto=Greatest(Max('subevents__date_to'), Max('subevents__date_from')),
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)
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if "old" in self.request.GET:
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date_q = Q(date_to__lt=now()) | (Q(date_to__isnull=True) & Q(date_from__lt=now()))
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qs = qs.filter(
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Q(Q(has_subevents=False) & Q(
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Q(date_to__lt=now()) | Q(Q(date_to__isnull=True) & Q(date_from__lt=now()))
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)) | Q(Q(has_subevents=True) & Q(
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Q(min_to__lt=now()) | Q(min_from__lt=now()))
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Q(Q(has_subevents=False) & date_q) | Q(
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Q(has_subevents=True) & Q(Q(min_to__lt=now()) | Q(min_from__lt=now()))
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)
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).annotate(
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order_to=Coalesce('max_fromto', 'max_to', 'max_from', 'date_to', 'date_from'),
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).order_by('-order_to')
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else:
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date_q = Q(date_to__gte=now()) | (Q(date_to__isnull=True) & Q(date_from__gte=now()))
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qs = qs.filter(
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Q(Q(has_subevents=False) & Q(
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Q(date_to__gte=now()) | Q(Q(date_to__isnull=True) & Q(date_from__gte=now()))
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)) | Q(Q(has_subevents=True) & Q(
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Q(Q(has_subevents=False) & date_q) | Q(Q(has_subevents=True) & Q(
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Q(max_to__gte=now()) | Q(max_from__gte=now()))
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)
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).annotate(
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order_from=Coalesce('min_from', 'date_from'),
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).order_by('order_from')
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qs = Event.annotated(filter_qs_by_attr(qs, self.request))
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qs = Event.annotated(filter_qs_by_attr(
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qs, self.request, match_subevents_with_conditions=Q(active=True) & Q(is_public=True) & date_q
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))
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return qs
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def _set_month_to_next_subevent(self):
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@@ -387,7 +425,7 @@ class OrganizerIndex(OrganizerViewMixin, EventListMixin, ListView):
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return super().get(request, *args, **kwargs)
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def get_queryset(self):
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return self._get_event_queryset()
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return self._get_event_list_queryset()
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def get_context_data(self, **kwargs):
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ctx = super().get_context_data(**kwargs)
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@@ -398,6 +436,14 @@ class OrganizerIndex(OrganizerViewMixin, EventListMixin, ListView):
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event.min_from.astimezone(event.tzname),
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(event.max_fromto or event.max_to or event.max_from).astimezone(event.tzname)
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)
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query_data = self.request.GET.copy()
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filter_query_data = QueryDict(mutable=True)
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for k, v in query_data.items():
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if k.startswith("attr[") and v:
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filter_query_data[k] = v
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ctx["filterquery"] = f"?{filter_query_data.urlencode()}" if filter_query_data else ""
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return ctx
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