Files
kasu/src/events/views.py
Xeniac 3ef947f128 Event gallery shows most recent albums first.
Doubled the shown events in the gallery to 24 per page.
2018-04-27 10:20:29 +02:00

207 lines
7.5 KiB
Python

""" All views to display or edit events and event-photos. """
from datetime import timedelta
from django.contrib.auth import get_user_model
from django.contrib.auth.mixins import PermissionRequiredMixin
from django.core.urlresolvers import reverse
from django.db.models import Q
from django.http import HttpResponse, Http404
from django.shortcuts import redirect
from django.utils import timezone
from django.utils.translation import ugettext as _
from django.views import generic
from extra_views import InlineFormSetView
from icalendar import Calendar, Event
from . import forms, mixins, models
class DeleteEventPhoto(PermissionRequiredMixin, mixins.EventDetailMixin,
generic.DeleteView):
"""Delete a requested photo and redirect to the album view."""
model = models.Photo
permission_required = 'events.delete_photo'
def get_success_url(self):
"""Redirect to the album view of the event from the deleted image."""
return reverse('event-photo-list', args=[self.object.event_id])
class EventArchiveIndex(mixins.EventArchiveMixin, generic.ArchiveIndexView):
"""Index of the event archive, displays the upcoming events first."""
allow_empty = True
class EventArchiveMonth(mixins.EventArchiveMixin, generic.MonthArchiveView):
"""List the events from the specific month of the given year."""
month_format = '%m'
class EventArchiveYear(mixins.EventArchiveMixin, generic.YearArchiveView):
"""List all events from the specified year."""
year_format = '%Y'
class EventDetail(mixins.EventDetailMixin, generic.DetailView):
"""Detail View to see all details of an event."""
model = models.Event
class EventForm(PermissionRequiredMixin, mixins.EventDetailMixin,
generic.UpdateView):
"""Frontend formular to add or edit a Event."""
form_class = forms.EventForm
template_name = 'events/event_form.html'
permission_required = 'events.add_event'
def get_context_data(self, **kwargs):
"""Dynamicle set the title to Add or Edit Event, depanding if an
event ID was given, or not."""
context = super(EventForm, self).get_context_data(**kwargs)
if self.kwargs.get('pk'):
context['title'] = _("Edit Event")
else:
context['title'] = _("Add Event")
return context
def get_object(self, queryset=None):
"""Try return the existing Event for an update if an id has been
submitted, else create a new one.
"""
return models.Event.objects.get(pk=self.kwargs['pk']) \
if self.kwargs.get('pk') else models.Event()
class EventGallery(generic.ListView):
"""Display a overview of all event photo albums."""
template_name = 'events/photo_gallery.html'
queryset = models.Event.objects.filter(
start__lt=timezone.now(),
event_series__isnull=True,
photo_count__gt=0
)
queryset = queryset.order_by('-start')
paginate_by = 24
class EventListIcal(generic.View):
"""Generates an returns an iCal File with all upcoming events."""
def get(self, request, *args, **kwargs):
"""Add all upcoming events to an .ics file and send it."""
response = HttpResponse(content_type="text/calendar; charset=UTF-8")
calendar = Calendar()
calendar.add('prodid', 'http://www.kasu.at/')
calendar.add('version', '2.0')
for event in models.Event.objects.upcoming(limit=None):
ics_event = Event()
ics_event.add('DTSTART', timezone.localtime(event.start))
ics_event.add('SUMMARY', event.name)
ics_event.add('DESCRIPTION', event.description)
ics_event.add('LOCATION', event.location.address)
ics_event.add('URL',
'http://www.kasu.at' + event.get_absolute_url())
ics_event['UID'] = 'event-%d@www.kasu.at' % event.pk
ics_event.add('PRIORITY', 5)
if event.end:
ics_event.add('DTEND', timezone.localtime(event.end))
calendar.add_component(ics_event)
response.write(calendar.to_ical())
return response
class EventPhoto(mixins.EventDetailMixin, generic.UpdateView):
"""Display the requested Photo and allows rotation if the user has change
permissions."""
form_class = forms.EditPhotoForm
model = models.Photo
template_name = 'events/photo_detail.html'
def post(self, request, *args, **kwargs):
if request.POST.get('rotate') and request.user.has_perm(
'events.change_photo'):
photo = models.Photo.objects.get(pk=kwargs['pk'])
photo.rotate(request.POST['rotate'])
return self.get(request)
else:
return generic.UpdateView.post(self, request, *args, **kwargs)
class EventPhotoList(mixins.EventDetailMixin, generic.ListView):
"""List all Photos of the event or event series in an album."""
context_object_name = 'photo_list'
event = None
paginate_by = 36
def get_context_data(self, **kwargs):
context = super(EventPhotoList, self).get_context_data(**kwargs)
context['form'] = forms.PhotoUploadForm(
initial={'event': self.event, 'photographer': self.request.user})
return context
def get_queryset(self):
try:
self.event = models.Event.objects.get(id=self.kwargs['event'])
return models.Photo.objects.filter(
Q(event=self.event) |
Q(event__event_series=self.event)
)
except models.Event.DoesNotExist:
raise Http404(_('Event does not exist'))
class EventPhotoUpload(mixins.EventDetailMixin, generic.FormView):
form_class = forms.PhotoUploadForm
template_name = 'events/photo_upload.html'
permission_required = 'events.add_photo'
def get_context_data(self, **kwargs):
context = generic.FormView.get_context_data(self, **kwargs)
context['event_list'] = models.Event.objects.archive()[:12]
return context
def get_initial(self):
""" Set the current user as default value for the photographer."""
return {'photographer': self.request.user, }
def post(self, *args, **kwargs):
event = models.Event.objects.get(id=self.request.POST.get('event'))
photographer = get_user_model().objects.get(
id=self.request.POST.get('photographer', self.request.user.id))
counter = 0
for image_file in self.request.FILES.getlist('upload'):
photo = models.Photo(
event=event,
photographer=photographer,
image=image_file,
name=image_file.name,
created_date=event.start + timedelta(minutes=counter),
description=''
)
photo.save()
counter += 1
return redirect('event-photo-list', event=event.id)
class EventSeriesForm(mixins.EventDetailMixin, PermissionRequiredMixin,
InlineFormSetView):
model = models.Event
inline_model = models.Event
fk_name = 'event_series'
fields = ('start', 'end')
form_class = forms.EventForm
extra = 3
permission_required = 'events.add_event'
template_name = 'events/eventseries_form.html'
def get_object(self, queryset=None):
self.event = models.Event.objects.get(pk=self.kwargs['pk'])
if self.event.event_series:
self.event = self.event.event_series
return self.event
class UpcomingEvents(generic.ListView):
queryset = models.Event.objects.upcoming(limit=None)
paginate_by = 16