source: main/waeup.kwarapoly/trunk/src/waeup/kwarapoly/students/utils.py @ 9388

Last change on this file since 9388 was 9388, checked in by Henrik Bettermann, 12 years ago

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1## $Id: utils.py 9388 2012-10-22 14:43:41Z 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
19import random
20from time import time
21from zope.component import createObject
22from waeup.kofa.interfaces import CLEARED, RETURNING, PAID
23from kofacustom.nigeria.students.utils import NigeriaStudentsUtils
24from waeup.kofa.accesscodes import create_accesscode
25from waeup.kofa.interfaces import CLEARED, RETURNING
26from waeup.kwarapoly.interfaces import MessageFactory as _
27
28class CustomStudentsUtils(NigeriaStudentsUtils):
29    """A collection of customized methods.
30
31    """
32
33    def selectBed(self, available_beds):
34        """Randomly select a bed from a list of available beds.
35
36        """
37        return random.choice(available_beds)
38
39    def getReturningData(self, student):
40        """ This method defines what happens after school fee payment
41        of returning students depending on the student's senate verdict.
42        """
43        prev_level = student['studycourse'].current_level
44        cur_verdict = student['studycourse'].current_verdict
45        if cur_verdict in ('A','B','L','M','N','Z',):
46            # Successful student
47            new_level = divmod(int(prev_level),100)[0]*100 + 100
48        elif cur_verdict == 'C':
49            # Student on probation
50            new_level = int(prev_level) + 10
51        else:
52            # Student is somehow in an undefined state.
53            # Level has to be set manually.
54            new_level = prev_level
55        new_session = student['studycourse'].current_session + 1
56        return new_session, new_level
57
58    def setPaymentDetails(self, category, student,
59            previous_session=None, previous_level=None):
60        """Create Payment object and set the payment data of a student for
61        the payment category specified.
62
63        """
64        details = {}
65        p_item = u''
66        amount = 0.0
67        error = u''
68        if previous_session:
69            return _('Previous session payment not yet implemented.'), None
70        p_session = student['studycourse'].current_session
71        p_level = student['studycourse'].current_level
72        p_current = True
73        session = str(p_session)
74        try:
75            academic_session = grok.getSite()['configuration'][session]
76        except KeyError:
77            return _(u'Session configuration object is not available.'), None
78        if category == 'transfer':
79            amount = academic_session.transfer_fee
80        elif category == 'gown':
81            amount = academic_session.gown_fee
82        elif category == 'bed_allocation':
83            amount = academic_session.booking_fee
84        elif category == 'hostel_maintenance':
85            amount = academic_session.maint_fee
86        elif category == 'clearance':
87            amount = academic_session.clearance_fee
88            try:
89                p_item = student['studycourse'].certificate.code
90            except (AttributeError, TypeError):
91                return _('Study course data are incomplete.'), None
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
99
100            if student.state == RETURNING:
101                p_session, p_level = self.getReturningData(student)
102
103
104            if student.state in (RETURNING, CLEARED):
105                amount = 60980.00
106
107        if amount in (0.0, None):
108            return _(u'Amount could not be determined.'), None
109        for key in student['payments'].keys():
110            ticket = student['payments'][key]
111            if ticket.p_state == 'paid' and\
112               ticket.p_category == category and \
113               ticket.p_item == p_item and \
114               ticket.p_session == p_session:
115                  return _('This type of payment has already been made.'), None
116        payment = createObject(u'waeup.StudentOnlinePayment')
117        timestamp = ("%d" % int(time()*10000))[1:]
118        payment.p_id = "p%s" % timestamp
119        payment.p_category = category
120        payment.p_item = p_item
121        payment.p_session = p_session
122        payment.p_level = p_level
123        payment.p_current = p_current
124        payment.amount_auth = float(amount)
125        return None, payment
126
127    def getAccommodationDetails(self, student):
128        """Determine the accommodation data of a student.
129        """
130        d = {}
131        d['error'] = u''
132        hostels = grok.getSite()['hostels']
133        d['booking_session'] = hostels.accommodation_session
134        d['allowed_states'] = hostels.accommodation_states
135        d['startdate'] = hostels.startdate
136        d['enddate'] = hostels.enddate
137        d['expired'] = hostels.expired
138        # Determine bed type
139        studycourse = student['studycourse']
140        certificate = getattr(studycourse,'certificate',None)
141        current_level = studycourse.current_level
142        if None in (current_level, certificate):
143            return d
144        end_level = certificate.end_level
145        if current_level == 10:
146            bt = 'pr'
147        elif current_level == 100:
148            bt = 'fr'
149        elif current_level >= 300:
150            bt = 'fi'
151        else:
152            bt = 're'
153        if student.sex == 'f':
154            sex = 'female'
155        else:
156            sex = 'male'
157        special_handling = 'regular'
158        d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt)
159        return d
160
161    # KwaraPoly prefix
162    STUDENT_ID_PREFIX = u'W'
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