bornhack-website/tickets/views.py

151 lines
4.7 KiB
Python

import hashlib
from django.http import HttpResponseRedirect, Http404
from django.views.generic import CreateView, TemplateView, DetailView, View
from django.core.urlresolvers import reverse_lazy
from django.conf import settings
from django.contrib.auth.mixins import LoginRequiredMixin
from django.http import HttpResponse
from camps.models import Camp
from .models import Ticket, TicketType, EpayPayment, EpayCallback
from .forms import TicketForm
class CampTicketSaleCheck(object):
def dispatch(self, *args, **kwargs):
current_camp = Camp.objects.current()
if current_camp and current_camp.ticket_sale_open:
return super(CampTicketSaleCheck, self).dispatch(*args, **kwargs)
raise Http404()
class TicketIndexView(CampTicketSaleCheck, TemplateView):
template_name = "tickets/index.html"
def get_context_data(self, **kwargs):
context = super(TicketIndexView, self).get_context_data(**kwargs)
context['ticket_types'] = TicketType.objects.all()
return context
class TicketDetailView(LoginRequiredMixin, CampTicketSaleCheck, DetailView):
model = Ticket
template_name = 'tickets/detail.html'
context_object_name = 'ticket'
class TicketOrderView(LoginRequiredMixin, CampTicketSaleCheck, CreateView):
model = Ticket
template_name = "tickets/order.html"
form_class = TicketForm
def get_form_kwargs(self):
kwargs = super(TicketOrderView, self).get_form_kwargs()
ticket_type = self.request.GET.get('ticket_type', None)
if ticket_type:
kwargs['initial'] = {
'ticket_type': ticket_type
}
return kwargs
def form_valid(self, form):
instance = form.save(commit=False)
instance.user = self.request.user
instance.save()
if instance.payment_method == Ticket.ALTCOIN:
return HttpResponse('Altcoin')
if instance.payment_method == Ticket.CREDIT_CARD:
return HttpResponseRedirect(
reverse_lazy('tickets:epay_form', kwargs={
'ticket_id': str(instance.pk)
})
)
return HttpResponseRedirect(
reverse_lazy('tickets:detail', kwargs={
'pk': str(instance.pk)
})
)
class EpayView(TemplateView):
template_name = 'tickets/epay_form.html'
def get_context_data(self, **kwargs):
ticket = Ticket.objects.get(pk=kwargs.get('ticket_id'))
accept_url = ticket.get_absolute_url()
amount = ticket.ticket_type.price * 100
order_id = str(ticket.pk)
description = str(ticket.user.pk)
hashstring = (
'{merchant_number}{description}11{amount}DKK'
'{order_id}{accept_url}{md5_secret}'
).format(
merchant_number=settings.EPAY_MERCHANT_NUMBER,
description=description,
amount=str(amount),
order_id=str(order_id),
accept_url=accept_url,
md5_secret=settings.EPAY_MD5_SECRET,
)
epay_hash = hashlib.md5(hashstring).hexdigest()
context = super(EpayView, self).get_context_data(**kwargs)
context['merchant_number'] = settings.EPAY_MERCHANT_NUMBER
context['description'] = description
context['order_id'] = order_id
context['accept_url'] = accept_url
context['amount'] = amount
context['epay_hash'] = epay_hash
return context
class EpayCallbackView(View):
def get(self, request, **kwargs):
callback = EpayCallback.objects.create(
payload=request.GET
)
if 'orderid' in request.GET:
ticket = Ticket.objects.get(pk=request.GET.get('order_id'))
query = dict(
map(
lambda x: tuple(x.split('=')),
request.META['QUERY_STRING'].split('&')
)
)
hashstring = (
'{merchant_number}{description}11{amount}DKK'
'{order_id}{accept_url}{md5_secret}'
).format(
merchant_number=query.get('merchantnumber'),
description=query.get('description'),
amount=query.get('amount'),
order_id=query.get('orderid'),
accept_url=query.get('accepturl'),
md5_secret=settings.EPAY_MD5_SECRET,
)
epay_hash = hashlib.md5(hashstring).hexdigest()
if not epay_hash == request.GET['hash']:
return HttpResponse(status=400)
EpayPayment.objects.create(
ticket=ticket,
callback=callback,
txnid=request.GET['txnid'],
)
else:
return HttpResponse(status=400)
return HttpResponse('OK')