bornhack-website/src/program/views.py

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import datetime
import logging
import os
from django.views.generic import ListView, TemplateView, DetailView, View
from django.views.generic.edit import CreateView, UpdateView
from django.conf import settings
from django.views.decorators.http import require_safe
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from django.http import Http404, HttpResponse
from django.utils.decorators import method_decorator
from django.contrib.auth.mixins import LoginRequiredMixin
from django.contrib import messages
from django.urls import reverse
import icalendar
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from camps.mixins import CampViewMixin
from .mixins import (
CreateProposalMixin,
EnsureUnapprovedProposalMixin,
EnsureUserOwnsProposalMixin,
EnsureWritableCampMixin,
PictureViewMixin,
EnsureCFSOpenMixin
)
from .email import (
add_speakerproposal_updated_email,
add_eventproposal_updated_email
)
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from . import models
logger = logging.getLogger("bornhack.%s" % __name__)
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############## ical calendar ########################################################
class ICSView(CampViewMixin, View):
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def get(self, request, *args, **kwargs):
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eventinstances = models.EventInstance.objects.filter(event__camp=self.camp)
type_ = request.GET.get('type', None)
location = request.GET.get('location', None)
if type_:
try:
eventtype = models.EventType.objects.get(
slug=type_
)
eventinstances = eventinstances.filter(event__event_type=eventtype)
except models.EventType.DoesNotExist:
raise Http404
if location:
try:
eventlocation = models.EventLocation.objects.get(
slug=location,
camp=self.camp,
)
eventinstances = eventinstances.filter(location__slug=location)
except models.EventLocation.DoesNotExist:
raise Http404
cal = icalendar.Calendar()
for event_instance in eventinstances:
cal.add_component(event_instance.get_ics_event())
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response = HttpResponse(cal.to_ical())
response['Content-Type'] = 'text/calendar'
response['Content-Disposition'] = 'inline; filename={}.ics'.format(self.camp.slug)
return response
############## proposals ########################################################
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class ProposalListView(LoginRequiredMixin, CampViewMixin, ListView):
model = models.SpeakerProposal
template_name = 'proposal_list.html'
context_object_name = 'speakerproposal_list'
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def get_queryset(self, **kwargs):
# only show speaker proposals for the current user
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return super().get_queryset().filter(user=self.request.user)
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
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# also add eventproposals to the context
context['eventproposal_list'] = models.EventProposal.objects.filter(camp=self.camp, user=self.request.user)
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return context
class SpeakerProposalCreateView(LoginRequiredMixin, CampViewMixin, CreateProposalMixin, EnsureWritableCampMixin, EnsureCFSOpenMixin, CreateView):
model = models.SpeakerProposal
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fields = ['name', 'biography', 'picture_small', 'picture_large', 'submission_notes']
template_name = 'speakerproposal_form.html'
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def get_success_url(self):
return reverse('proposal_list', kwargs={'camp_slug': self.camp.slug})
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class SpeakerProposalUpdateView(LoginRequiredMixin, CampViewMixin, EnsureUserOwnsProposalMixin, EnsureWritableCampMixin, EnsureCFSOpenMixin, UpdateView):
model = models.SpeakerProposal
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fields = ['name', 'biography', 'picture_small', 'picture_large', 'submission_notes']
template_name = 'speakerproposal_form.html'
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def get_success_url(self):
return reverse('proposal_list', kwargs={'camp_slug': self.camp.slug})
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def form_valid(self, form):
if form.instance.proposal_status == models.UserSubmittedModel.PROPOSAL_PENDING:
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messages.warning(self.request, "Your speaker proposal has been reverted to status draft. Please submit it again when you are ready.")
form.instance.proposal_status = models.UserSubmittedModel.PROPOSAL_DRAFT
if form.instance.proposal_status == models.UserSubmittedModel.PROPOSAL_APPROVED:
messages.warning(self.request, "Your speaker proposal has been set to modified after approval. Please await approval of the changes.")
form.instance.proposal_status = models.UserSubmittedModel.PROPOSAL_MODIFIED_AFTER_APPROVAL
if not add_speakerproposal_updated_email(form.instance):
logger.error(
'Unable to add update email to queue for speaker: {}'.format(form.instance)
)
return super().form_valid(form)
class SpeakerProposalSubmitView(LoginRequiredMixin, CampViewMixin, EnsureUserOwnsProposalMixin, EnsureUnapprovedProposalMixin, EnsureWritableCampMixin, EnsureCFSOpenMixin, UpdateView):
model = models.SpeakerProposal
fields = []
template_name = 'speakerproposal_submit.html'
def get_success_url(self):
return reverse('proposal_list', kwargs={'camp_slug': self.camp.slug})
def form_valid(self, form):
form.instance.proposal_status = models.UserSubmittedModel.PROPOSAL_PENDING
messages.info(self.request, "Your proposal has been submitted and is now pending approval")
return super().form_valid(form)
class SpeakerProposalDetailView(LoginRequiredMixin, CampViewMixin, EnsureUserOwnsProposalMixin, DetailView):
model = models.SpeakerProposal
template_name = 'speakerproposal_detail.html'
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@method_decorator(require_safe, name='dispatch')
class SpeakerProposalPictureView(LoginRequiredMixin, CampViewMixin, EnsureUserOwnsProposalMixin, PictureViewMixin, DetailView):
model = models.SpeakerProposal
def get(self, request, *args, **kwargs):
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# is the proposal owned by current user?
if self.get_object().user != request.user:
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raise Http404()
# get and return the response
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response = self.get_picture_response('/public/speakerproposals/%(campslug)s/%(proposaluuid)s/%(filename)s' % {
'campslug': self.camp.slug,
'proposaluuid': self.get_object().uuid,
'filename': os.path.basename(self.picture.name),
})
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return response
class EventProposalCreateView(LoginRequiredMixin, CampViewMixin, CreateProposalMixin, EnsureWritableCampMixin, EnsureCFSOpenMixin, CreateView):
model = models.EventProposal
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fields = ['title', 'abstract', 'event_type', 'speakers', 'allow_video_recording', 'submission_notes']
template_name = 'eventproposal_form.html'
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['form'].fields['speakers'].queryset = models.SpeakerProposal.objects.filter(camp=self.camp, user=self.request.user)
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context['form'].fields['event_type'].queryset = models.EventType.objects.filter(public=True)
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return context
class EventProposalUpdateView(LoginRequiredMixin, CampViewMixin, EnsureUserOwnsProposalMixin, EnsureWritableCampMixin, EnsureCFSOpenMixin, UpdateView):
model = models.EventProposal
fields = ['title', 'abstract', 'event_type', 'speakers', 'allow_video_recording', 'submission_notes']
template_name = 'eventproposal_form.html'
def get_success_url(self):
return reverse('proposal_list', kwargs={'camp_slug': self.camp.slug})
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def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['form'].fields['speakers'].queryset = models.SpeakerProposal.objects.filter(camp=self.camp, user=self.request.user)
context['form'].fields['event_type'].queryset = models.EventType.objects.filter(public=True)
return context
def form_valid(self, form):
if form.instance.proposal_status == models.UserSubmittedModel.PROPOSAL_PENDING:
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messages.warning(self.request, "Your event proposal has been reverted to status draft. Please submit it again when you are ready.")
form.instance.proposal_status = models.UserSubmittedModel.PROPOSAL_DRAFT
if form.instance.proposal_status == models.UserSubmittedModel.PROPOSAL_APPROVED:
messages.warning(self.request, "Your event proposal has been set to status modified after approval. Please await approval of the changes.")
form.instance.proposal_status = models.UserSubmittedModel.PROPOSAL_MODIFIED_AFTER_APPROVAL
if not add_eventproposal_updated_email(form.instance):
logger.error(
'Unable to add update email to queue for event: {}'.format(form.instance)
)
return super().form_valid(form)
class EventProposalSubmitView(LoginRequiredMixin, CampViewMixin, EnsureUserOwnsProposalMixin, EnsureUnapprovedProposalMixin, EnsureWritableCampMixin, EnsureCFSOpenMixin, UpdateView):
model = models.EventProposal
fields = []
template_name = 'eventproposal_submit.html'
def get_success_url(self):
return reverse('proposal_list', kwargs={'camp_slug': self.camp.slug})
def form_valid(self, form):
form.instance.proposal_status = models.UserSubmittedModel.PROPOSAL_PENDING
messages.info(self.request, "Your proposal has been submitted and is now pending approval")
return super().form_valid(form)
class EventProposalDetailView(LoginRequiredMixin, CampViewMixin, EnsureUserOwnsProposalMixin, DetailView):
model = models.EventProposal
template_name = 'eventproposal_detail.html'
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################## speakers ###############################################
@method_decorator(require_safe, name='dispatch')
class SpeakerPictureView(CampViewMixin, PictureViewMixin, DetailView):
model = models.Speaker
def get(self, request, *args, **kwargs):
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# get and return the response
response = self.get_picture_response(path='/public/speakers/%(campslug)s/%(slug)s/%(filename)s' % {
'campslug': self.camp.slug,
'slug': self.get_object().slug,
'filename': os.path.basename(self.picture.name),
})
return response
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class SpeakerDetailView(CampViewMixin, DetailView):
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model = models.Speaker
template_name = 'speaker_detail.html'
class SpeakerListView(CampViewMixin, ListView):
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model = models.Speaker
template_name = 'speaker_list.html'
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################## events ##############################################
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class EventListView(CampViewMixin, ListView):
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model = models.Event
template_name = 'event_list.html'
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class EventDetailView(CampViewMixin, DetailView):
model = models.Event
template_name = 'schedule_event_detail.html'
################## schedule #############################################
class ScheduleView(CampViewMixin, TemplateView):
def get_template_names(self):
if 'day' in self.kwargs:
return 'schedule_day.html'
return 'schedule_overview.html'
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def get_context_data(self, *args, **kwargs):
context = super(ScheduleView, self).get_context_data(**kwargs)
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# Do stuff if we are dealing with a day schedule
if 'day' in kwargs:
when = datetime.datetime(year=int(self.kwargs['year']), month=int(self.kwargs['month']), day=int(self.kwargs['day']))
eventinstances = models.EventInstance.objects.filter(event__in=self.camp.events.all())
skip = []
for ei in eventinstances:
if ei.schedule_date != when.date():
skip.append(ei.id)
else:
if 'type' in self.request.GET:
eventtype = models.EventType.objects.get(
slug=self.request.GET['type']
)
if ei.event.event_type != eventtype:
skip.append(ei.id)
eventinstances = eventinstances.exclude(id__in=skip).order_by('event__event_type')
if 'location' in self.request.GET:
eventlocation = models.EventLocation.objects.get(
camp=self.camp,
slug=self.request.GET['location']
)
eventinstances = eventinstances.filter(location=eventlocation)
context['eventinstances'] = eventinstances
start = when + datetime.timedelta(hours=settings.SCHEDULE_MIDNIGHT_OFFSET_HOURS)
timeslots = []
# calculate how many timeslots we have in the schedule based on the lenght of the timeslots in minutes,
# and the number of minutes in 24 hours
for i in range(0,int((24*60)/settings.SCHEDULE_TIMESLOT_LENGTH_MINUTES)):
timeslot = start + datetime.timedelta(minutes=i*settings.SCHEDULE_TIMESLOT_LENGTH_MINUTES)
timeslots.append(timeslot)
context['timeslots'] = timeslots
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# include the components to make the urls
context['urlyear'] = self.kwargs['year']
context['urlmonth'] = self.kwargs['month']
context['urlday'] = self.kwargs['day']
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context['schedule_timeslot_length_minutes'] = settings.SCHEDULE_TIMESLOT_LENGTH_MINUTES;
context['schedule_midnight_offset_hours'] = settings.SCHEDULE_MIDNIGHT_OFFSET_HOURS;
return context
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class CallForSpeakersView(CampViewMixin, TemplateView):
def get_template_names(self):
return '%s_call_for_speakers.html' % self.camp.slug