def delayed_capture(order_number, pnref=None, amt=None):
"""
Capture funds that have been previously authorized.
Notes:
* It's possible to capture a lower amount than the original auth
transaction - however...
* ...only one delayed capture is allowed for a given PNREF...
* ...If multiple captures are required, a 'reference transaction' needs to be
used.
* It's safe to retry captures if the first one fails or errors
:order_number: Order number
:pnref: The PNREF of the authorization transaction to use. If not
specified, the order number is used to retrieve the appropriate transaction.
:amt: A custom amount to capture.
"""
if pnref is None:
# No PNREF specified, look-up the auth transaction for this order number
# to get the PNREF from there.
try:
auth_txn = models.PayflowTransaction.objects.get(
comment1=order_number, trxtype=codes.AUTHORIZATION)
except models.PayflowTransaction.DoesNotExist:
raise exceptions.UnableToTakePayment(
"No authorization transaction found with PNREF=%s" % pnref)
pnref = auth_txn
txn = gateway.delayed_capture(order_number, pnref, amt)
if not txn.is_approved:
raise exceptions.UnableToTakePayment(txn.respmsg)
return txn
def delayed_capture(order_number, pnref=None, amt=None):
"""
Capture funds that have been previously authorized.
Notes:
* It's possible to capture a lower amount than the original auth
transaction - however...
* ...only one delayed capture is allowed for a given PNREF...
* ...If multiple captures are required, a 'reference transaction' needs to be
used.
* It's safe to retry captures if the first one fails or errors
:order_number: Order number
:pnref: The PNREF of the authorization transaction to use. If not
specified, the order number is used to retrieve the appropriate transaction.
:amt: A custom amount to capture.
"""
if pnref is None:
# No PNREF specified, look-up the auth transaction for this order number
# to get the PNREF from there.
try:
auth_txn = models.PayflowTransaction.objects.get(
comment1=order_number, trxtype=codes.AUTHORIZATION)
except models.PayflowTransaction.DoesNotExist:
raise exceptions.UnableToTakePayment(
"No authorization transaction found with PNREF=%s" % pnref)
pnref = auth_txn
txn = gateway.delayed_capture(order_number, pnref, amt)
if not txn.is_approved:
raise exceptions.UnableToTakePayment(txn.respmsg)
return txn
def test_auth_then_delayed_capture(self):
params = {
'first_name': 'Barry',
'last_name': 'Chuckle',
'street': '1 Road',
'city': 'Liverpool',
'zip': 'L1 9ET',
}
auth_txn = gateway.authorize('1234', '4111111111111111', '123', '1219',
D('12.99'), **params)
capture_txn = gateway.delayed_capture('1234', auth_txn.pnref)
self.assertTrue(capture_txn.is_approved)
def test_auth_then_delayed_capture(self):
params = {
'first_name': 'Barry',
'last_name': 'Chuckle',
'street': '1 Road',
'city': 'Liverpool',
'zip': 'L1 9ET',
}
auth_txn = gateway.authorize(
'1234', '4111111111111111', '123', '1219', D('12.99'),
**params)
capture_txn = gateway.delayed_capture('1234', auth_txn.pnref)
self.assertTrue(capture_txn.is_approved)