views.py

from oscar.apps.checkout import views
from oscar.apps.payment import models

# Subclass the core Oscar view so we can customise
class PaymentDetailsView(views.PaymentDetailsView):
    #template_name = 'cash_on_delivery/payment_details.html'
    #template_name_preview = 'cash_on_delivery/preview.html'
    template_name = 'cash_on_delivery/preview.html'

    def handle_payment(self, order_number, total, **kwargs):
        source_type, __ = models.SourceType.objects.get_or_create(
            name="CashOnDelivery")
        source = models.Source(
            source_type=source_type,
            amount_allocated=total.incl_tax)
        self.add_payment_source(source)

        # Record payment event
        self.add_payment_event('cash-on-delivery', total.incl_tax)