def chargeback(request):
"""
Verify signature from BlueVia and create a refund contribution tied
to the original transaction.
"""
signed_jwt = request.read()
# Check the JWT we've got is valid.
try:
data = parse_from_bluevia(signed_jwt, request.META.get('REMOTE_ADDR'))
except InvalidSender:
return http.HttpResponseBadRequest()
uuid = data['response']['transactionID']
# Check that we've got a valid uuid.
# Looks up the contribution based upon the BlueVia transaction id.
try:
original = Contribution.objects.get(bluevia_transaction_id=uuid)
except Contribution.DoesNotExist:
log.info('Not found: %s' % uuid)
return http.HttpResponseBadRequest()
# Create a refund in our end.
Contribution.objects.create(addon_id=original.addon_id,
amount=-original.amount, currency=original.currency, paykey=None,
price_tier_id=original.price_tier_id, related=original,
source=request.REQUEST.get('src', ''), source_locale=request.LANG,
type=amo.CONTRIB_REFUND, user_id=original.user_id, uuid=get_uuid())
tasks.chargeback_notify.delay(signed_jwt, original.pk)
return http.HttpResponse(uuid)
def postback(request):
"""Verify signature from BlueVia and set contribution to paid."""
signed_jwt = request.raw_post_data
try:
data = parse_from_bluevia(signed_jwt, request.META.get('REMOTE_ADDR'))
except InvalidSender:
return http.HttpResponseBadRequest()
pd = urlparse.parse_qs(data['request']['productData'])
contrib_uuid = pd['contrib_uuid'][0]
try:
contrib = Contribution.objects.get(uuid=contrib_uuid)
except Contribution.DoesNotExist:
etype, val, tb = sys.exc_info()
raise LookupError('BlueVia JWT (iss:%s, aud:%s) for trans_id %s '
'links to contrib %s which doesn\'t exist'
% (data['iss'], data['aud'],
data['response']['transactionID'],
contrib_uuid)), None, tb
contrib.update(type=amo.CONTRIB_PURCHASE,
bluevia_transaction_id=data['response']['transactionID'])
tasks.purchase_notify.delay(signed_jwt, contrib.pk)
return http.HttpResponse(data['response']['transactionID'])
