source: main/waeup.uniben/trunk/src/waeup/uniben/students/payments.py @ 17608

## $Id: payments.py 15407 2019-05-13 17:03:39Z henrik $
##
## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 2 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##
"""
Student payment components.
"""
import grok
from zope.component.interfaces import IFactory
from zope.interface import implementedBy
from waeup.kofa.students.interfaces import IStudentNavigation
from waeup.kofa.utils.helpers import attrs_to_fields
from kofacustom.nigeria.students.payments import (
    NigeriaStudentOnlinePayment, NigeriaStudentOnlinePaymentFactory)
from waeup.uniben.students.interfaces import ICustomStudentOnlinePayment
from waeup.uniben.interfaces import MessageFactory as _

class CustomStudentOnlinePayment(NigeriaStudentOnlinePayment):
    """This is a custom online payment for students.

    Since this class inherits from StudentOnlinePayment, it automatically
    implements the interfaces of the parent class which means
    all viewlets and views meant for StudentOnlinePayment
    can also be accessed in the customized system.
    """
    grok.implements(ICustomStudentOnlinePayment, IStudentNavigation)
    grok.provides(ICustomStudentOnlinePayment)

    def __init__(self):
        super(CustomStudentOnlinePayment, self).__init__()
        return

    @property
    def student(self):
        return self.__parent__.__parent__

    def doAfterStudentPayment(self):
        """Process student after payment was made.
        """
        if self.p_current:
            error = self.redeemTicket()
            if error is not None:
                return 'danger', error, error
        log = 'successful %s payment: %s' % (self.p_category, self.p_id)
        msg = _('Payment successfully completed')
        if self.p_category in ('schoolfee',):
            msg += _('. Please proceed to library clearance, register your '
                   'courses online and proceed to your '
                   'level course adviser for validation.')
        flashtype = 'success'
        return flashtype, msg, log

CustomStudentOnlinePayment = attrs_to_fields(
    CustomStudentOnlinePayment, omit=['display_item'])

class CustomStudentOnlinePaymentFactory(NigeriaStudentOnlinePaymentFactory):
    """A factory for student online payments.
    """

    def __call__(self, *args, **kw):
        return CustomStudentOnlinePayment()

    def getInterfaces(self):
        return implementedBy(CustomStudentOnlinePayment)