def activate(self, user):
if not self.valid():
return False, _('Promocode is expired.')
if self.period == 0:
return False, _("It's a fake promocode on zero days.")
# only 1 activataion per user is allowed
if len(Transaction.objects.filter(user=user, promocode=self)) > 0:
return False, _('You already activate this promocode.')
us = user.get_usersubscription()
if not us:
return False, _('You dont have a subscription. Please contact with admins.')
us.expires = utils.extend_date_by(us.expires, self.period, self.unit)
us.save()
Transaction(user=user,
promocode=self,
event='Extend subscription by promocode on %s' % self.get_promocode_display(),
period=self.period
).save()
self.counter += 1
self.save()
return True, _('Promocode has been activated on %s.' % self.get_promocode_display())
def _extend(self, timedelta=None):
"""Extend subscription by `timedelta' or by subscription's
recurrence period."""
if timedelta is not None:
self.expires += timedelta
else:
if self.subscription.recurrence_unit:
self.expires = utils.extend_date_by(
self.expires, self.subscription.recurrence_period, self.subscription.recurrence_unit
)
else:
self.expires = None
def extend(self, timedelta=None):
"""Extend subscription by `timedelta' or by subscription's
recurrence period."""
if timedelta is not None:
self.expires += timedelta
else:
if self.subscription.recurrence_unit:
self.expires = utils.extend_date_by(
self.expires, self.subscription.recurrence_period,
self.subscription.recurrence_unit)
else:
self.expires = None
def extend(self, timedelta=None, subscription=None):
"""Extend subscription by `timedelta' or by subscription's
recurrence period."""
if timedelta is not None:
self.expires += timedelta
else:
if subscription is not None:
fl = False
if subscription.unit and subscription.period:
self.expires = utils.extend_date_by(
self.expires,
subscription.period,
subscription.unit)
fl = True
if subscription.bonus_unit \
and subscription.bonus_period:
self.expires = utils.extend_date_by(
self.expires,
subscription.bonus_period,
subscription.bonus_unit)
fl = True
if not fl: self.expires = None
