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from django.conf import settings
from django.utils import timezone
from postgresqleu.util.time import today_global
from .models import Member, MemberLog, get_config
from datetime import timedelta
class InvoiceProcessor(object):
can_refund = False
# Process invoices once they're getting paid
#
# In the case of membership, that simply means extending the
# membership.
def process_invoice_payment(self, invoice):
# We'll get the member from the processorid
try:
member = Member.objects.get(pk=invoice.processorid)
except member.DoesNotExist:
raise Exception("Could not find member id %s for invoice!" % invoice.processorid)
cfg = get_config()
# The invoice is paid, so it's no longer active!
# It'll still be in the archive, of course, but not linked from the
# membership record.
member.activeinvoice = None
# Extend the membership. If already paid to a date in the future,
# extend from that date. Otherwise, from today.
if member.paiduntil and member.paiduntil > today_global():
member.paiduntil = member.paiduntil + timedelta(days=cfg.membership_years * 365)
else:
member.paiduntil = today_global() + timedelta(days=cfg.membership_years * 365)
member.expiry_warning_sent = None
# If the member isn't already a member, set todays date as the
# starting date.
if not member.membersince:
member.membersince = today_global()
member.save()
# Create a log record too, and save it
MemberLog(member=member, timestamp=timezone.now(), message="Payment for %s years received, membership extended to %s" % (cfg.membership_years, member.paiduntil)).save()
# Process an invoice being canceled. This means we need to unlink
# it from the membership.
def process_invoice_cancellation(self, invoice):
# We'll get the member from the processorid
try:
member = Member.objects.get(pk=invoice.processorid)
except Member.DoesNotExist:
raise Exception("Could not find member id %s for invoice!" % invoice.processorid)
# Just remove the active invoice
member.activeinvoice = None
member.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 membership page.
def get_return_url(self, invoice):
return "%s/membership/" % settings.SITEBASE
def get_admin_url(self, invoice):
try:
member = Member.objects.get(pk=invoice.processorid)
except Member.DoesNotExist:
return None
return '/admin/membership/members/{0}/'.format(member.pk)
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