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from django.conf import settings
from postgresqleu.mailqueue.util import send_template_mail, send_simple_mail
from .models import ConferenceRegistration, BulkPayment, PendingAdditionalOrder
from .models import RegistrationWaitlistHistory, PrepaidVoucher
from .util import notify_reg_confirmed, expire_additional_options
from datetime import datetime
class InvoiceProcessor(object):
# Process invoices once they're getting paid
#
# In the case of conference registration, this means that we
# flag the conference registration as confirmed.
#
# Since we lock the registration when the invoice is generated,
# we don't actually need to verify that nothing has changed.
#
# All modifications are already wrapped in a django transaction
def process_invoice_payment(self, invoice):
# The processorid field contains our registration id
try:
reg = ConferenceRegistration.objects.get(pk=invoice.processorid)
except ConferenceRegistration.DoesNotExist:
raise Exception("Could not find conference registration %s" % invoice.processorid)
if reg.payconfirmedat:
raise Exception("Registration already paid")
reg.payconfirmedat = datetime.now()
reg.payconfirmedby = "Invoice paid"
reg.save()
notify_reg_confirmed(reg)
# Process an invoice being canceled. This means we need to unlink
# it from the registration. We don't actually remove the registration,
# but it will automatically become "unlocked" for further edits.
def process_invoice_cancellation(self, invoice):
try:
reg = ConferenceRegistration.objects.get(pk=invoice.processorid)
except ConferenceRegistration.DoesNotExist:
raise Exception("Could not find conference registration %s" % invoice.processorid)
if reg.payconfirmedat:
raise Exception("Registration already paid")
# Unlink this invoice from the registration. This will automatically
# "unlock" the registration
reg.invoice = None
reg.save()
# If this registration holds any additional options that are about to expire, release
# them for others to use at this point. (This will send an additional email to the
# attendee automatically)
expire_additional_options(reg)
# If the registration was on the waitlist, put it back in the
# queue.
if hasattr(reg, 'registrationwaitlistentry'):
wl = reg.registrationwaitlistentry
RegistrationWaitlistHistory(waitlist=wl,
text="Invoice was cancelled, moving back to waitlist").save()
wl.offeredon = None
wl.offerexpires = None
wl.enteredon = datetime.now()
wl.save()
# If the registration was attached to a discount code, remove it so that it is no
# longer counted against it. Also clear out the field, in case others want to use
# that discount code.
if reg.discountcode_set.exists():
reg.discountcode_set.clear()
reg.save()
if reg.vouchercode:
reg.vouchercode = ''
reg.save()
# Return the user to a page showing what happened as a result
# of their payment. In our case, we just return the user directly
# to the registration page.
def get_return_url(self, invoice):
# The processorid field contains our registration id
try:
reg = ConferenceRegistration.objects.get(pk=invoice.processorid)
except ConferenceRegistration.DoesNotExist:
raise Exception("Could not find conference registration %s" % invoice.processorid)
return "%s/events/%s/register/" % (settings.SITEBASE, reg.conference.urlname)
# Admin access to the registration
def get_admin_url(self, invoice):
try:
reg = ConferenceRegistration.objects.get(pk=invoice.processorid)
except ConferenceRegistration.DoesNotExist:
return None
return "/events/admin/{0}/regdashboard/list/{1}/".format(reg.conference.urlname, reg.pk)
class BulkInvoiceProcessor(object):
# Process invoices once they're getting paid
#
# In the case of conference bulk registrations, this means that we
# flag all the related conference registrations as confirmed.
#
# Since we lock the registration when the invoice is generated,
# we don't actually need to verify that nothing has changed.
#
# All modifications are already wrapped in a django transaction
def process_invoice_payment(self, invoice):
# The processorid field contains our bulkpayment id
try:
bp = BulkPayment.objects.get(pk=invoice.processorid)
except ConferenceRegistration.DoesNotExist:
raise Exception("Could not find bulk payment %s" % invoice.processorid)
if bp.paidat:
raise Exception("Bulk payment already paid")
bp.paidat = datetime.today()
# Confirm all related ones
for r in bp.conferenceregistration_set.all():
r.payconfirmedat = datetime.now()
r.payconfirmedby = "Bulk paid"
r.save()
notify_reg_confirmed(r)
bp.save()
# Process an invoice being canceled. This means we need to unlink
# it from the registration. We don't actually remove the registration,
# but it will automatically become "unlocked" for further edits.
def process_invoice_cancellation(self, invoice):
try:
bp = BulkPayment.objects.get(pk=invoice.processorid)
except ConferenceRegistration.DoesNotExist:
raise Exception("Could not find bulk payment %s" % invoice.processor)
if bp.paidat:
raise Exception("Bulk registration already paid")
# Unlink this bulk payment from all registrations. This will
# automatically unlock the registrations. Also notify the
# attendees that this happened.
for r in bp.conferenceregistration_set.all():
r.bulkpayment = None
r.save()
if r.attendee:
# Only notify if this attendee actually knows about the
# registration.
send_template_mail(bp.conference.contactaddr,
r.email,
"Your registration for {0} multi-registration canceled".format(bp.conference.conferencename),
'confreg/mail/bulkpay_canceled.txt',
{
'conference': bp.conference,
'reg': r,
'bulk': bp,
},
sendername=bp.conference.conferencename,
receivername=r.fullname,
)
# If this registration holds any additional options that are about to expire, release
# them for others to use at this point. (This will send an additional email to the
# attendee automatically)
expire_additional_options(r)
# If the registration was attached to a discount code, remove it so that it is no
# longer counted against it. Also clear out the field, in case others want to use
# that discount code.
if r.discountcode_set.exists():
r.discountcode_set.clear()
r.save()
if r.vouchercode:
# Also mark the voucher code as not used anymore
vc = PrepaidVoucher.objects.get(vouchervalue=r.vouchercode)
vc.usedate = None
vc.user = None
vc.save()
r.vouchercode = ''
r.save()
# Now actually *remove* the bulk payment record completely,
# since it no longer contains anything interesting.
bp.delete()
# Return the user to a page showing what happened as a result
# of their payment. In our case, we just return the user directly
# to the bulk payment page.
def get_return_url(self, invoice):
try:
bp = BulkPayment.objects.get(pk=invoice.processorid)
except ConferenceRegistration.DoesNotExist:
raise Exception("Could not find bulk payment %s" % invoice.processor)
return "%s/events/%s/register/other/" % (settings.SITEBASE, bp.conference.urlname)
# Admin access to the bulk payment we just send to the dashboard
def get_admin_url(self, invoice):
try:
bp = BulkPayment.objects.get(pk=invoice.processorid)
except ConferenceRegistration.DoesNotExist:
return None
return "/events/admin/{0}/multiregs/?b={1}".format(bp.conference.urlname, bp.id)
class AddonInvoiceProcessor(object):
can_refund = False
# Process invoices for additional options added to an existing
# registration.
#
# Since we lock the registration when the invoice is generated,
# we don't actually need to verify that nothing has changed.
#
# All modifications are already wrapped in a django transaction
def process_invoice_payment(self, invoice):
try:
order = PendingAdditionalOrder.objects.get(pk=invoice.processorid)
except PendingAdditionalOrder.DoesNotExist:
raise Exception("Could not find additional options order %s!" % invoice.processorid)
if order.payconfirmedat:
raise Exception("Additional options already paid")
order.payconfirmedat = datetime.now()
if order.newregtype:
order.reg.regtype = order.newregtype
for o in order.options.all():
order.reg.additionaloptions.add(o)
order.reg.save()
order.save()
def process_invoice_cancellation(self, invoice):
try:
order = PendingAdditionalOrder.objects.get(pk=invoice.processorid)
except PendingAdditionalOrder.DoesNotExist:
raise Exception("Could not find additional options order %s!" % invoice.processorid)
# We just remove the entry completely, as there is no "unlocking"
# here.
order.delete()
# Return the user to their dashboard
def get_return_url(self, invoice):
try:
order = PendingAdditionalOrder.objects.get(pk=invoice.processorid)
except PendingAdditionalOrder.DoesNotExist:
raise Exception("Could not find additional options order %s!" % invoice.processorid)
return "%s/events/%s/register/" % (settings.SITEBASE, order.reg.conference.urlname)
# Admin access to the registration
def get_admin_url(self, invoice):
try:
order = PendingAdditionalOrder.objects.get(pk=invoice.processorid)
except PendingAdditionalOrder.DoesNotExist:
return None
return "/events/admin/{0}/regdashboard/list/{1}/".format(order.reg.conference.urlname, order.reg.pk)
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