source: main/waeup.uniben/trunk/src/waeup/uniben/students/utils.py @ 9171

Last change on this file since 9171 was 9157, checked in by Henrik Bettermann, 12 years ago

Not current session but the previous session selected must coincide with entry session.
  • Property svn:keywords set to Id
File size: 7.6 KB
Line 
1## $Id: utils.py 9157 2012-09-05 06:01:47Z henrik $
2##
3## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann
4## This program is free software; you can redistribute it and/or modify
5## it under the terms of the GNU General Public License as published by
6## the Free Software Foundation; either version 2 of the License, or
7## (at your option) any later version.
8##
9## This program is distributed in the hope that it will be useful,
10## but WITHOUT ANY WARRANTY; without even the implied warranty of
11## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12## GNU General Public License for more details.
13##
14## You should have received a copy of the GNU General Public License
15## along with this program; if not, write to the Free Software
16## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17##
18import grok
19from time import time
20from zope.component import createObject
21from waeup.kofa.interfaces import CLEARED, RETURNING, PAID
22from kofacustom.nigeria.students.utils import NigeriaStudentsUtils
23from waeup.kofa.accesscodes import create_accesscode
24from waeup.uniben.interfaces import MessageFactory as _
25
26class CustomStudentsUtils(NigeriaStudentsUtils):
27    """A collection of customized methods.
28
29    """
30
31    def getReturningData(self, student):
32        """ This method defines what happens after school fee payment
33        of returning students depending on the student's senate verdict.
34        """
35        prev_level = student['studycourse'].current_level
36        cur_verdict = student['studycourse'].current_verdict
37        if cur_verdict in ('A','B','L','M','N','Z',):
38            # Successful student
39            new_level = divmod(int(prev_level),100)[0]*100 + 100
40        elif cur_verdict == 'C':
41            # Student on probation
42            new_level = int(prev_level) + 10
43        else:
44            # Student is somehow in an undefined state.
45            # Level has to be set manually.
46            new_level = prev_level
47        new_session = student['studycourse'].current_session + 1
48        return new_session, new_level
49
50    def setPaymentDetails(self, category, student,
51            previous_session, previous_level):
52        """Create Payment object and set the payment data of a student for
53        the payment category specified.
54
55        """
56        details = {}
57        p_item = u''
58        amount = 0.0
59        error = u''
60        if previous_session:
61            p_session = previous_session
62            p_level = previous_level
63            p_current = False
64        else:
65            p_session = student['studycourse'].current_session
66            p_level = student['studycourse'].current_level
67            p_current = True
68        session = str(p_session)
69        try:
70            academic_session = grok.getSite()['configuration'][session]
71        except KeyError:
72            return _(u'Session configuration object is not available.'), None
73        # Determine fee.
74        if category == 'transfer':
75            amount = academic_session.transfer_fee
76        elif category == 'gown':
77            amount = academic_session.gown_fee
78        elif category == 'bed_allocation':
79            amount = academic_session.booking_fee
80        elif category == 'hostel_maintenance':
81            amount = academic_session.maint_fee
82        elif category == 'clearance':
83            try:
84                p_item = student['studycourse'].certificate.code
85            except (AttributeError, TypeError):
86                return _('Study course data are incomplete.'), None
87            if p_item in ('BEDCET', 'BIOEDCET', 'CHMEDCET', 'ISEDCET',
88                'MTHEDCET', 'PHYEDCET', 'ITECET', 'AGREDCET', 'HEEDCET'):
89                amount = 17250.0
90            else:
91                amount = 34250.0
92        elif category == 'schoolfee':
93            try:
94                certificate = student['studycourse'].certificate
95                p_item = certificate.code
96            except (AttributeError, TypeError):
97                return _('Study course data are incomplete.'), None
98            if previous_session:
99                if previous_session == student['studycourse'].entry_session:
100                    if student.is_foreigner:
101                        amount = getattr(certificate, 'school_fee_3', 0.0)
102                    else:
103                        amount = getattr(certificate, 'school_fee_1', 0.0)
104                else:
105                    if student.is_foreigner:
106                        amount = getattr(certificate, 'school_fee_4', 0.0)
107                    else:
108                        amount = getattr(certificate, 'school_fee_2', 0.0)
109            else:
110                if student.state == CLEARED:
111                    if student.is_foreigner:
112                        amount = getattr(certificate, 'school_fee_3', 0.0)
113                    else:
114                        amount = getattr(certificate, 'school_fee_1', 0.0)
115                elif student.state == RETURNING:
116                    # In case of returning school fee payment the payment session
117                    # and level contain the values of the session the student
118                    # has paid for.
119                    p_session, p_level = self.getReturningData(student)
120                    if student.is_foreigner:
121                        amount = getattr(certificate, 'school_fee_4', 0.0)
122                    else:
123                        amount = getattr(certificate, 'school_fee_2', 0.0)
124                    try:
125                        academic_session = grok.getSite()[
126                            'configuration'][str(p_session)]
127                    except KeyError:
128                        return _(u'Session configuration object is not available.'), None
129                elif student.is_postgrad and student.state == PAID:
130                    # Returning postgraduate students also pay for the next session
131                    # but their level always remains the same.
132                    p_session += 1
133                    if student.is_foreigner:
134                        amount = getattr(certificate, 'school_fee_4', 0.0)
135                    else:
136                        amount = getattr(certificate, 'school_fee_2', 0.0)
137                    try:
138                        academic_session = grok.getSite()[
139                            'configuration'][str(p_session)]
140                    except KeyError:
141                        return _(u'Session configuration object is not available.'), None
142            # Give 50% school fee discount to staff members.
143            if student.is_staff:
144                amount /= 2
145        if amount in (0.0, None):
146            return _('Amount could not be determined.' +
147                     ' Would you like to pay for a previous session?'), None
148        # Add session specific penalty fee.
149        if category == 'schoolfee' and student.is_postgrad:
150            amount += academic_session.penalty_pg
151        elif category == 'schoolfee':
152            amount += academic_session.penalty_ug
153        # Create ticket.
154        for key in student['payments'].keys():
155            ticket = student['payments'][key]
156            if ticket.p_state == 'paid' and\
157               ticket.p_category == category and \
158               ticket.p_item == p_item and \
159               ticket.p_session == p_session:
160                  return _('This type of payment has already been made.' +
161                           ' Would you like to pay for a previous session?'), None
162        payment = createObject(u'waeup.StudentOnlinePayment')
163        timestamp = ("%d" % int(time()*10000))[1:]
164        payment.p_id = "p%s" % timestamp
165        payment.p_category = category
166        payment.p_item = p_item
167        payment.p_session = p_session
168        payment.p_level = p_level
169        payment.p_current = p_current
170        payment.amount_auth = amount
171        return None, payment
172
173    # Uniben prefix
174    STUDENT_ID_PREFIX = u'B'
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