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Allow to cancel all orders in an event (#1596)

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* Allow to cancel all orders in an event

* Add tests

* Actually add tests
This commit is contained in:
Raphael Michel
2020-03-03 16:55:05 +01:00
committed by GitHub
parent 07318be4c9
commit 62a86c9b4a
17 changed files with 929 additions and 66 deletions
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117
src/pretix/base/services/orders.py
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@@ -279,7 +279,7 @@ def _cancel_order(order, user=None, send_mail: bool=True, api_token=None, device
"""
with transaction.atomic():
if isinstance(order, int):
order = Order.objects.get(pk=order)
order = Order.objects.select_for_update().get(pk=order)
if isinstance(user, int):
user = User.objects.get(pk=user)
if isinstance(api_token, int):
@@ -1075,6 +1075,7 @@ class OrderChangeManager:
AddOperation = namedtuple('AddOperation', ('item', 'variation', 'price', 'addon_to', 'subevent', 'seat'))
SplitOperation = namedtuple('SplitOperation', ('position',))
FeeValueOperation = namedtuple('FeeValueOperation', ('fee', 'value'))
AddFeeOperation = namedtuple('AddFeeOperation', ('fee',))
CancelFeeOperation = namedtuple('CancelFeeOperation', ('fee',))
RegenerateSecretOperation = namedtuple('RegenerateSecretOperation', ('position',))
@@ -1188,6 +1189,11 @@ class OrderChangeManager:
self._operations.append(self.CancelFeeOperation(fee))
self._invoice_dirty = True
def add_fee(self, fee: OrderFee):
self._totaldiff += fee.value
self._invoice_dirty = True
self._operations.append(self.AddFeeOperation(fee))
def change_fee(self, fee: OrderFee, value: Decimal):
value = (fee.tax_rule or TaxRule.zero()).tax(value, base_price_is='gross')
self._totaldiff += value.gross - fee.value
@@ -1448,6 +1454,13 @@ class OrderChangeManager:
invoice_address=self._invoice_address
).gross
)
elif isinstance(op, self.AddFeeOperation):
self.order.log_action('pretix.event.order.changed.addfee', user=self.user, auth=self.auth, data={
'fee': op.fee.pk,
})
op.fee.order = self.order
op.fee._calculate_tax()
op.fee.save()
elif isinstance(op, self.FeeValueOperation):
self.order.log_action('pretix.event.order.changed.feevalue', user=self.user, auth=self.auth, data={
'fee': op.fee.pk,
@@ -1800,6 +1813,61 @@ def perform_order(self, event: Event, payment_provider: str, positions: List[str
raise OrderError(str(error_messages['busy']))
def _try_auto_refund(order):
notify_admin = False
error = False
if isinstance(order, int):
order = Order.objects.get(pk=order)
refund_amount = order.pending_sum * -1
if refund_amount <= Decimal('0.00'):
return
proposals = order.propose_auto_refunds(refund_amount)
can_auto_refund = sum(proposals.values()) == refund_amount
if can_auto_refund:
for p, value in proposals.items():
with transaction.atomic():
r = order.refunds.create(
payment=p,
source=OrderRefund.REFUND_SOURCE_BUYER,
state=OrderRefund.REFUND_STATE_CREATED,
amount=value,
provider=p.provider
)
order.log_action('pretix.event.order.refund.created', {
'local_id': r.local_id,
'provider': r.provider,
})
try:
r.payment_provider.execute_refund(r)
except PaymentException as e:
with transaction.atomic():
r.state = OrderRefund.REFUND_STATE_FAILED
r.save()
order.log_action('pretix.event.order.refund.failed', {
'local_id': r.local_id,
'provider': r.provider,
'error': str(e)
})
error = True
notify_admin = True
else:
if r.state != OrderRefund.REFUND_STATE_DONE:
notify_admin = True
elif refund_amount != Decimal('0.00'):
notify_admin = True
if notify_admin:
order.log_action('pretix.event.order.refund.requested')
if error:
raise OrderError(
_(
'There was an error while trying to send the money back to you. Please contact the event organizer '
'for further information.')
)
@app.task(base=ProfiledTask, bind=True, max_retries=5, default_retry_delay=1, throws=(OrderError,))
@scopes_disabled()
def cancel_order(self, order: int, user: int=None, send_mail: bool=True, api_token=None, oauth_application=None,
@@ -1809,52 +1877,7 @@ def cancel_order(self, order: int, user: int=None, send_mail: bool=True, api_tok
ret = _cancel_order(order, user, send_mail, api_token, device, oauth_application,
cancellation_fee)
if try_auto_refund:
notify_admin = False
error = False
order = Order.objects.get(pk=order)
refund_amount = order.pending_sum * -1
proposals = order.propose_auto_refunds(refund_amount)
can_auto_refund = sum(proposals.values()) == refund_amount
if can_auto_refund:
for p, value in proposals.items():
with transaction.atomic():
r = order.refunds.create(
payment=p,
source=OrderRefund.REFUND_SOURCE_BUYER,
state=OrderRefund.REFUND_STATE_CREATED,
amount=value,
provider=p.provider
)
order.log_action('pretix.event.order.refund.created', {
'local_id': r.local_id,
'provider': r.provider,
})
try:
r.payment_provider.execute_refund(r)
except PaymentException as e:
with transaction.atomic():
r.state = OrderRefund.REFUND_STATE_FAILED
r.save()
order.log_action('pretix.event.order.refund.failed', {
'local_id': r.local_id,
'provider': r.provider,
'error': str(e)
})
error = True
notify_admin = True
else:
if r.state != OrderRefund.REFUND_STATE_DONE:
notify_admin = True
elif refund_amount != Decimal('0.00'):
notify_admin = True
if notify_admin:
order.log_action('pretix.event.order.refund.requested')
if error:
raise OrderError(
_('There was an error while trying to send the money back to you. Please contact the event organizer for further information.')
)
_try_auto_refund(order)
return ret
except LockTimeoutException:
self.retry()