Files
pretix_original/src/pretix/presale/views/organizer.py
2017-08-24 17:13:22 +02:00

262 lines
9.9 KiB
Python

import calendar
from collections import defaultdict
from datetime import date, datetime, timedelta
import pytz
from django.conf import settings
from django.db.models import Q
from django.http import HttpResponse
from django.utils.decorators import method_decorator
from django.utils.timezone import now
from django.views import View
from django.views.decorators.cache import cache_page
from django.views.generic import ListView, TemplateView
from pytz import UTC
from pretix.base.i18n import language
from pretix.base.models import Event, SubEvent
from pretix.multidomain.urlreverse import eventreverse
from pretix.presale.ical import get_ical
from pretix.presale.views import OrganizerViewMixin
class OrganizerIndex(OrganizerViewMixin, ListView):
model = Event
context_object_name = 'events'
template_name = 'pretixpresale/organizers/index.html'
paginate_by = 30
def get(self, request, *args, **kwargs):
style = request.GET.get("style", request.organizer.settings.event_list_type)
if style == "calendar":
cv = CalendarView()
cv.request = request
return cv.get(request, *args, **kwargs)
else:
return super().get(request, *args, **kwargs)
def get_queryset(self):
query = Q(is_public=True) & Q(live=True)
if "old" in self.request.GET:
query &= Q(Q(date_from__lte=now()) & Q(date_to__lte=now()))
order = '-date_from'
else:
query &= Q(Q(date_from__gte=now()) | Q(date_to__gte=now()))
order = 'date_from'
return Event.objects.filter(
Q(organizer=self.request.organizer) & query
).order_by(order)
def add_events_for_days(organizer, before, after, ebd, timezones):
qs = organizer.events.filter(is_public=True, live=True, has_subevents=False).filter(
Q(Q(date_to__gte=before) & Q(date_from__lte=after)) |
Q(Q(date_from__lte=after) & Q(date_to__gte=before)) |
Q(Q(date_to__isnull=True) & Q(date_from__gte=before) & Q(date_from__lte=after))
).order_by(
'date_from'
).prefetch_related(
'_settings_objects', 'organizer___settings_objects'
)
for event in qs:
timezones.add(event.settings.timezones)
tz = pytz.timezone(event.settings.timezone)
datetime_from = event.date_from.astimezone(tz)
date_from = datetime_from.date()
if event.settings.show_date_to and event.date_to:
date_to = event.date_to.astimezone(tz).date()
d = max(date_from, before.date())
while d <= date_to and d <= after.date():
first = d == date_from
ebd[d].append({
'event': event,
'continued': not first,
'time': datetime_from.time().replace(tzinfo=None) if first and event.settings.show_times else None,
'url': eventreverse(event, 'presale:event.index'),
'timezone': event.settings.timezone,
})
d += timedelta(days=1)
else:
ebd[date_from].append({
'event': event,
'continued': False,
'time': datetime_from.time().replace(tzinfo=None) if event.settings.show_times else None,
'url': eventreverse(event, 'presale:event.index'),
'timezone': event.settings.timezone,
})
def add_subevents_for_days(qs, before, after, ebd, timezones, event=None):
qs = qs.filter(active=True).filter(
Q(Q(date_to__gte=before) & Q(date_from__lte=after)) |
Q(Q(date_from__lte=after) & Q(date_to__gte=before)) |
Q(Q(date_to__isnull=True) & Q(date_from__gte=before) & Q(date_from__lte=after))
).order_by(
'date_from'
)
for se in qs:
settings = event.settings if event else se.event.settings
timezones.add(settings.timezones)
tz = pytz.timezone(settings.timezone)
datetime_from = se.date_from.astimezone(tz)
date_from = datetime_from.date()
if se.event.settings.show_date_to and se.date_to:
date_to = se.date_to.astimezone(tz).date()
d = max(date_from, before.date())
while d <= date_to and d <= after.date():
first = d == date_from
ebd[d].append({
'continued': not first,
'timezone': settings.timezone,
'time': datetime_from.time().replace(tzinfo=None) if first and settings.show_times else None,
'event': se,
'url': eventreverse(se.event, 'presale:event.index', kwargs={
'subevent': se.pk
}),
})
d += timedelta(days=1)
else:
ebd[date_from].append({
'event': se,
'continued': False,
'time': datetime_from.time().replace(tzinfo=None) if se.event.settings.show_times else None,
'url': eventreverse(se.event, 'presale:event.index', kwargs={
'subevent': se.pk
}),
'timezone': se.event.settings.timezone,
})
def weeks_for_template(ebd, year, month):
calendar.setfirstweekday(0) # TODO: Configurable
return [
[
{
'day': day,
'date': date(year, month, day),
'events': ebd.get(date(year, month, day))
}
if day > 0
else None
for day in week
]
for week in calendar.monthcalendar(year, month)
]
class CalendarView(OrganizerViewMixin, TemplateView):
template_name = 'pretixpresale/organizers/calendar.html'
def get(self, request, *args, **kwargs):
if 'year' in kwargs and 'month' in kwargs:
self.year = int(kwargs.get('year'))
self.month = int(kwargs.get('month'))
elif 'year' in request.GET and 'month' in request.GET:
try:
self.year = int(request.GET.get('year'))
self.month = int(request.GET.get('month'))
except ValueError:
self.year = now().year
self.month = now().month
else:
next_ev = Event.objects.filter(
live=True,
is_public=True,
date_from__gte=now(),
has_subevents=False
).order_by('date_from').first()
next_sev = SubEvent.objects.filter(
event__organizer=self.request.organizer,
event__is_public=True,
event__live=True,
active=True,
date_from__gte=now()
).select_related('event').order_by('date_from').first()
datetime_from = None
if (next_ev and next_sev and next_sev.date_from < next_ev.date_from) or (next_sev and not next_ev):
datetime_from = next_sev.date_from
next_ev = next_sev.event
elif next_ev:
datetime_from = next_ev.date_from
if datetime_from:
tz = pytz.timezone(next_ev.settings.timezone)
self.year = datetime_from.astimezone(tz).year
self.month = datetime_from.astimezone(tz).month
else:
self.year = now().year
self.month = now().month
return super().get(request, *args, **kwargs)
def get_context_data(self, **kwargs):
ctx = super().get_context_data()
_, ndays = calendar.monthrange(self.year, self.month)
before = datetime(self.year, self.month, 1, 0, 0, 0, tzinfo=UTC) - timedelta(days=1)
after = datetime(self.year, self.month, ndays, 0, 0, 0, tzinfo=UTC) + timedelta(days=1)
ctx['date'] = date(self.year, self.month, 1)
ctx['before'] = before
ctx['after'] = after
ebd = self._events_by_day(before, after)
ctx['multiple_timezones'] = self._multiple_timezones
ctx['weeks'] = weeks_for_template(ebd, self.year, self.month)
ctx['months'] = [date(self.year, i + 1, 1) for i in range(12)]
ctx['years'] = range(now().year - 2, now().year + 3)
return ctx
def _events_by_day(self, before, after):
ebd = defaultdict(list)
timezones = set()
add_events_for_days(self.request.organizer, before, after, ebd, timezones)
add_subevents_for_days(SubEvent.objects.filter(
event__organizer=self.request.organizer,
event__is_public=True,
event__live=True,
).prefetch_related(
'event___settings_objects', 'event__organizer___settings_objects'
), before, after, ebd, timezones)
self._multiple_timezones = len(timezones) > 1
return ebd
@method_decorator(cache_page(300), name='dispatch')
class OrganizerIcalDownload(OrganizerViewMixin, View):
def get(self, request, *args, **kwargs):
events = list(
self.request.organizer.events.filter(is_public=True, live=True, has_subevents=False).order_by(
'date_from'
).prefetch_related(
'_settings_objects', 'organizer___settings_objects'
)
)
events += list(
SubEvent.objects.filter(
event__organizer=self.request.organizer,
event__is_public=True,
event__live=True,
active=True
).prefetch_related(
'event___settings_objects', 'event__organizer___settings_objects'
).order_by(
'date_from'
)
)
if 'locale' in request.GET and request.GET.get('locale') in dict(settings.LANGUAGES):
with language(request.GET.get('locale')):
cal = get_ical(events)
else:
cal = get_ical(events)
resp = HttpResponse(cal.serialize(), content_type='text/calendar')
resp['Content-Disposition'] = 'attachment; filename="{}.ics"'.format(
request.organizer.slug
)
return resp