Esempio n. 1
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    def update_status(self):
        ''' Updates the status of this invoice based upon the total
        payments.'''

        old_status = self.invoice.status
        total_paid = self.total_payments()
        num_payments = commerce.PaymentBase.objects.filter(
            invoice=self.invoice, ).count()
        remainder = self.invoice.value - total_paid

        if old_status == commerce.Invoice.STATUS_UNPAID:
            # Invoice had an amount owing
            if remainder <= 0:
                # Invoice no longer has amount owing
                self._mark_paid()

                if remainder < 0:
                    CreditNoteController.generate_from_invoice(
                        self.invoice,
                        0 - remainder,
                    )
            elif total_paid == 0 and num_payments > 0:
                # Invoice has multiple payments totalling zero
                self._mark_void()
        elif old_status == commerce.Invoice.STATUS_PAID:
            if remainder > 0:
                # Invoice went from having a remainder of zero or less
                # to having a positive remainder -- must be a refund
                self._mark_refunded()
        elif old_status == commerce.Invoice.STATUS_REFUNDED:
            # Should not ever change from here
            pass
        elif old_status == commerce.Invoice.STATUS_VOID:
            # Should not ever change from here
            pass
Esempio n. 2
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    def update_status(self):
        ''' Updates the status of this invoice based upon the total
        payments.'''

        old_status = self.invoice.status
        total_paid = self.total_payments()
        num_payments = commerce.PaymentBase.objects.filter(
            invoice=self.invoice,
        ).count()
        remainder = self.invoice.value - total_paid

        if old_status == commerce.Invoice.STATUS_UNPAID:
            # Invoice had an amount owing
            if remainder <= 0:
                # Invoice no longer has amount owing
                self._mark_paid()

            elif total_paid == 0 and num_payments > 0:
                # Invoice has multiple payments totalling zero
                self._mark_void()
        elif old_status == commerce.Invoice.STATUS_PAID:
            if remainder > 0:
                # Invoice went from having a remainder of zero or less
                # to having a positive remainder -- must be a refund
                self._mark_refunded()
        elif old_status == commerce.Invoice.STATUS_REFUNDED:
            # Should not ever change from here
            pass
        elif old_status == commerce.Invoice.STATUS_VOID:
            # Should not ever change from here
            pass

        # Generate credit notes from residual payments
        residual = 0
        if self.invoice.is_paid:
            if remainder < 0:
                residual = 0 - remainder
        elif self.invoice.is_void or self.invoice.is_refunded:
            residual = total_paid

        if residual != 0:
            CreditNoteController.generate_from_invoice(self.invoice, residual)
Esempio n. 3
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    def refund(self):
        ''' Refunds the invoice by generating a CreditNote for the value of
        all of the payments against the cart.

        The invoice is marked as refunded, and the underlying cart is marked
        as released.

        '''

        if self.invoice.is_void:
            raise ValidationError("Void invoices cannot be refunded")

        # Raises a credit note fot the value of the invoice.
        amount = self.total_payments()

        if amount == 0:
            self.void()
            return

        CreditNoteController.generate_from_invoice(self.invoice, amount)
        self.update_status()
Esempio n. 4
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    def refund(self):
        ''' Refunds the invoice by generating a CreditNote for the value of
        all of the payments against the cart.

        The invoice is marked as refunded, and the underlying cart is marked
        as released.

        '''

        if self.invoice.is_void:
            raise ValidationError("Void invoices cannot be refunded")

        # Raises a credit note fot the value of the invoice.
        amount = self.total_payments()

        if amount == 0:
            self.void()
            return

        CreditNoteController.generate_from_invoice(self.invoice, amount)
        self.update_status()