def coupon_close(self, message=''):
self._check_status()
self._verify_coupon_open()
if (self._customer_name or
self._customer_address or
self._customer_document):
customer_name = self._customer_name or _("No client")
customer_document = self._customer_document or _("No document")
customer_address = self._customer_address or _("No address")
self.send_command(CMD_IDENTIFY_CUSTOMER,
"%- 84s%- 84s%- 84s" % (customer_name,
customer_address,
customer_document))
LINE_LEN = 48
msg_len = len(message)
if msg_len > LINE_LEN:
l = []
for i in range(0, msg_len, LINE_LEN):
l.append(message[i:i+LINE_LEN])
message = '\n'.join(l)
try:
self.send_command(CMD_CLOSE_COUPON, message + '\xff')
except DriverError:
raise CloseCouponError(_("It is not possible to close the "
"coupon"))
self._reset()
return self._get_coupon_number()
def coupon_close(self, message=''):
self._check()
self._check_coupon_is_opened()
if not self.is_coupon_totalized:
raise CloseCouponError(_("Isn't possible close the coupon "
"since it isn't totalized yet!"))
elif not self.has_payments:
raise CloseCouponError(_("Isn't possible close the coupon "
"since there is no payments added."))
elif self.totalized_value > self.payments_total:
raise CloseCouponError(_("The payments total value doesn't "
"match the totalized value."))
troco = self.payments_total - self.totalized_value
if troco:
self.write('Troco: %0.2f\n' % troco)
self._feed_line()
if message:
self.write(message)
self.write('\n')
self._reset_flags()
return 0
def close(self, promotional_message=''):
log.info('coupon_close(promotional_message=%r)' % (
promotional_message))
if not self._has_been_totalized:
raise CloseCouponError(_("You must totalize the coupon before "
"closing it"))
if not self.payments_total_value:
raise CloseCouponError(_("It is not possible close the coupon "
"since there are no payments defined."))
if self.totalized_value > self.payments_total_value:
raise CloseCouponError(_("Isn't possible close the coupon since "
"the payments total (%.2f) doesn't "
"match the totalized value (%.2f).")
% (self.payments_total_value,
self.totalized_value))
res = self._driver.coupon_close(
self._format_text(promotional_message))
self._has_been_totalized = False
self.payments_total_value = Decimal("0.0")
self.totalized_value = Decimal("0.0")
return res
def coupon_close(self, message=''):
self._check_status()
self._verify_coupon_open()
if (self._customer_name or self._customer_address
or self._customer_document):
customer_name = self._customer_name or _("No client")
customer_document = self._customer_document or _("No document")
customer_address = self._customer_address or _("No address")
self.send_command(
CMD_IDENTIFY_CUSTOMER, "%- 84s%- 84s%- 84s" %
(customer_name, customer_address, customer_document))
message = message.encode(self.coupon_printer_charset)
try:
self.send_command(CMD_CLOSE_COUPON, message + '\xff')
except DriverError:
raise CloseCouponError(
_("It is not possible to close the "
"coupon"))
self._reset()
return self._get_coupon_number()
def coupon_close(self, message=''):
self._check_status()
self._verify_coupon_open()
if (self._customer_name or self._customer_address
or self._customer_document):
customer_name = self._customer_name or _("No client")
customer_document = self._customer_document or _("No document")
customer_address = self._customer_address or _("No address")
self.send_command(
CMD_IDENTIFY_CUSTOMER, "%- 84s%- 84s%- 84s" %
(customer_name, customer_address, customer_document))
# NOTE: Do not try to encode the message again. It was already
# encoded by printers.fiscal before. By doing that we would be
# encoding it twice.
try:
self.send_command(CMD_CLOSE_COUPON, message + '\xff')
except DriverError:
raise CloseCouponError(
_("It is not possible to close the "
"coupon"))
self._reset()
return self._get_coupon_number()