| 1 | ## $Id: utils.py 15482 2019-07-02 13:40:49Z henrik $ |
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| 2 | ## |
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| 3 | ## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann |
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| 4 | ## This program is free software; you can redistribute it and/or modify |
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| 5 | ## it under the terms of the GNU General Public License as published by |
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| 6 | ## the Free Software Foundation; either version 2 of the License, or |
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| 7 | ## (at your option) any later version. |
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| 8 | ## |
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| 9 | ## This program is distributed in the hope that it will be useful, |
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| 10 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 12 | ## GNU General Public License for more details. |
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| 13 | ## |
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| 14 | ## You should have received a copy of the GNU General Public License |
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| 15 | ## along with this program; if not, write to the Free Software |
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| 16 | ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 17 | ## |
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| 18 | import grok |
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| 19 | from time import time |
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| 20 | from zope.component import createObject, getUtility |
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| 21 | from waeup.kofa.interfaces import (IKofaUtils, |
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| 22 | CLEARED, RETURNING, PAID, REGISTERED, VALIDATED) |
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| 23 | from waeup.kofa.utils.helpers import to_timezone |
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| 24 | from waeup.kofa.students.utils import trans |
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| 25 | from kofacustom.nigeria.students.utils import NigeriaStudentsUtils |
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| 26 | from waeup.uniben.interfaces import MessageFactory as _ |
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| 27 | |
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| 28 | class CustomStudentsUtils(NigeriaStudentsUtils): |
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| 29 | """A collection of customized methods. |
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| 30 | |
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| 31 | """ |
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| 32 | |
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| 33 | def getReturningData(self, student): |
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| 34 | """ This method defines what happens after school fee payment |
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| 35 | of returning students depending on the student's senate verdict. |
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| 36 | """ |
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| 37 | prev_level = student['studycourse'].current_level |
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| 38 | cur_verdict = student['studycourse'].current_verdict |
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| 39 | if cur_verdict == 'N' and prev_level == 100: |
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| 40 | new_level = prev_level |
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| 41 | elif cur_verdict in ('A','B','L','M','N','Z',): |
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| 42 | # Successful student |
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| 43 | new_level = divmod(int(prev_level),100)[0]*100 + 100 |
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| 44 | elif cur_verdict == 'C': |
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| 45 | # Student on probation |
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| 46 | new_level = int(prev_level) + 10 |
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| 47 | else: |
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| 48 | # Student is somehow in an undefined state. |
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| 49 | # Level has to be set manually. |
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| 50 | new_level = prev_level |
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| 51 | new_session = student['studycourse'].current_session + 1 |
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| 52 | return new_session, new_level |
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| 53 | |
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| 54 | |
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| 55 | def checkAccommodationRequirements(self, student, acc_details): |
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| 56 | if acc_details.get('expired', False): |
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| 57 | startdate = acc_details.get('startdate') |
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| 58 | enddate = acc_details.get('enddate') |
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| 59 | if startdate and enddate: |
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| 60 | tz = getUtility(IKofaUtils).tzinfo |
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| 61 | startdate = to_timezone( |
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| 62 | startdate, tz).strftime("%d/%m/%Y %H:%M:%S") |
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| 63 | enddate = to_timezone( |
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| 64 | enddate, tz).strftime("%d/%m/%Y %H:%M:%S") |
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| 65 | return _("Outside booking period: ${a} - ${b}", |
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| 66 | mapping = {'a': startdate, 'b': enddate}) |
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| 67 | else: |
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| 68 | return _("Outside booking period.") |
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| 69 | if not student.is_postgrad and student.current_mode != 'ug_ft': |
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| 70 | return _("Only undergraduate full-time students are eligible to book accommodation.") |
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| 71 | bt = acc_details.get('bt') |
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| 72 | if not bt: |
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| 73 | return _("Your data are incomplete.") |
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| 74 | if not student.state in acc_details['allowed_states']: |
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| 75 | return _("You are in the wrong registration state.") |
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| 76 | if student['studycourse'].current_session != acc_details[ |
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| 77 | 'booking_session']: |
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| 78 | return _('Your current session does not ' |
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| 79 | 'match accommodation session.') |
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| 80 | stage = bt.split('_')[2] |
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| 81 | if not student.is_postgrad and stage != 'fr' and not student[ |
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| 82 | 'studycourse'].previous_verdict in ( |
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| 83 | 'A', 'B', 'F', 'J', 'L', 'M', 'C', 'Z'): |
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| 84 | return _("Your are not eligible to book accommodation.") |
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| 85 | bsession = str(acc_details['booking_session']) |
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| 86 | if bsession in student['accommodation'].keys() \ |
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| 87 | and not 'booking expired' in \ |
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| 88 | student['accommodation'][bsession].bed_coordinates: |
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| 89 | return _('You already booked a bed space in ' |
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| 90 | 'current accommodation session.') |
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| 91 | return |
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| 92 | |
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| 93 | def getAccommodationDetails(self, student): |
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| 94 | """Determine the accommodation data of a student. |
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| 95 | """ |
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| 96 | d = {} |
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| 97 | d['error'] = u'' |
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| 98 | hostels = grok.getSite()['hostels'] |
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| 99 | d['booking_session'] = hostels.accommodation_session |
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| 100 | d['allowed_states'] = hostels.accommodation_states |
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| 101 | d['startdate'] = hostels.startdate |
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| 102 | d['enddate'] = hostels.enddate |
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| 103 | d['expired'] = hostels.expired |
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| 104 | # Determine bed type |
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| 105 | studycourse = student['studycourse'] |
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| 106 | certificate = getattr(studycourse,'certificate',None) |
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| 107 | entry_session = studycourse.entry_session |
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| 108 | current_level = studycourse.current_level |
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| 109 | if None in (entry_session, current_level, certificate): |
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| 110 | return d |
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| 111 | if student.sex == 'f': |
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| 112 | sex = 'female' |
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| 113 | else: |
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| 114 | sex = 'male' |
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| 115 | if student.is_postgrad: |
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| 116 | bt = 'all' |
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| 117 | special_handling = 'pg' |
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| 118 | else: |
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| 119 | end_level = certificate.end_level |
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| 120 | if current_level == 10: |
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| 121 | bt = 'pr' |
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| 122 | elif entry_session == grok.getSite()['hostels'].accommodation_session: |
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| 123 | bt = 'fr' |
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| 124 | elif current_level >= end_level: |
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| 125 | bt = 'fi' |
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| 126 | else: |
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| 127 | bt = 're' |
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| 128 | special_handling = 'regular' |
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| 129 | desired_hostel = student['accommodation'].desired_hostel |
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| 130 | if student.faccode in ('MED', 'DEN') and ( |
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| 131 | not desired_hostel or desired_hostel.startswith('clinical')): |
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| 132 | special_handling = 'clinical' |
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| 133 | elif student.certcode in ('BARTMAS', 'BARTTHR', 'BARTFAA', |
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| 134 | 'BAEDFAA', 'BSCEDECHED'): |
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| 135 | special_handling = 'ekenwan' |
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| 136 | d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt) |
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| 137 | return d |
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| 138 | |
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| 139 | def _paymentMade(self, student, session): |
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| 140 | if len(student['payments']): |
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| 141 | for ticket in student['payments'].values(): |
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| 142 | if ticket.p_state == 'paid' and \ |
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| 143 | ticket.p_category == 'schoolfee' and \ |
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| 144 | ticket.p_session == session: |
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| 145 | return True |
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| 146 | return False |
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| 147 | |
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| 148 | def _isPaymentDisabled(self, p_session, category, student): |
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| 149 | academic_session = self._getSessionConfiguration(p_session) |
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| 150 | if category == 'schoolfee': |
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| 151 | if 'sf_all' in academic_session.payment_disabled: |
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| 152 | return True |
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| 153 | if student.current_mode == 'found' and \ |
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| 154 | 'sf_found' in academic_session.payment_disabled: |
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| 155 | return True |
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| 156 | if student.is_postgrad: |
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| 157 | if 'sf_pg' in academic_session.payment_disabled: |
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| 158 | return True |
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| 159 | return False |
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| 160 | if student.current_mode.endswith('ft') and \ |
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| 161 | 'sf_ft' in academic_session.payment_disabled: |
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| 162 | return True |
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| 163 | if student.current_mode.endswith('pt') and \ |
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| 164 | 'sf_pt' in academic_session.payment_disabled: |
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| 165 | return True |
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| 166 | if student.current_mode.startswith('dp') and \ |
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| 167 | 'sf_dp' in academic_session.payment_disabled: |
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| 168 | return True |
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| 169 | if student.current_mode.endswith('sw') and \ |
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| 170 | 'sf_sw' in academic_session.payment_disabled: |
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| 171 | return True |
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| 172 | if category == 'hostel_maintenance' and \ |
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| 173 | 'maint_all' in academic_session.payment_disabled: |
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| 174 | return True |
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| 175 | return False |
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| 176 | |
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| 177 | #def _hostelApplicationPaymentMade(self, student, session): |
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| 178 | # if len(student['payments']): |
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| 179 | # for ticket in student['payments'].values(): |
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| 180 | # if ticket.p_state == 'paid' and \ |
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| 181 | # ticket.p_category == 'hostel_application' and \ |
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| 182 | # ticket.p_session == session: |
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| 183 | # return True |
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| 184 | # return False |
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| 185 | |
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| 186 | def _pharmdInstallments(self, student): |
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| 187 | installments = 0.0 |
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| 188 | if len(student['payments']): |
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| 189 | for ticket in student['payments'].values(): |
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| 190 | if ticket.p_state == 'paid' and \ |
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| 191 | ticket.p_category.startswith('pharmd') and \ |
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| 192 | ticket.p_session == student.current_session: |
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| 193 | installments += ticket.amount_auth |
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| 194 | return installments |
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| 195 | |
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| 196 | def samePaymentMade(self, student, category, p_item, p_session): |
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| 197 | if category in ('bed_allocation', 'transcript'): |
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| 198 | return False |
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| 199 | for key in student['payments'].keys(): |
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| 200 | ticket = student['payments'][key] |
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| 201 | if ticket.p_state == 'paid' and\ |
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| 202 | ticket.p_category == category and \ |
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| 203 | ticket.p_item == p_item and \ |
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| 204 | ticket.p_session == p_session: |
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| 205 | return True |
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| 206 | return False |
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| 207 | |
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| 208 | def setPaymentDetails(self, category, student, |
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| 209 | previous_session, previous_level): |
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| 210 | """Create Payment object and set the payment data of a student for |
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| 211 | the payment category specified. |
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| 212 | |
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| 213 | """ |
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| 214 | p_item = u'' |
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| 215 | amount = 0.0 |
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| 216 | if previous_session: |
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| 217 | if previous_session < student['studycourse'].entry_session: |
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| 218 | return _('The previous session must not fall below ' |
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| 219 | 'your entry session.'), None |
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| 220 | if category == 'schoolfee': |
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| 221 | # School fee is always paid for the following session |
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| 222 | if previous_session > student['studycourse'].current_session: |
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| 223 | return _('This is not a previous session.'), None |
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| 224 | else: |
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| 225 | if previous_session > student['studycourse'].current_session - 1: |
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| 226 | return _('This is not a previous session.'), None |
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| 227 | p_session = previous_session |
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| 228 | p_level = previous_level |
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| 229 | p_current = False |
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| 230 | else: |
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| 231 | p_session = student['studycourse'].current_session |
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| 232 | p_level = student['studycourse'].current_level |
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| 233 | p_current = True |
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| 234 | academic_session = self._getSessionConfiguration(p_session) |
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| 235 | if academic_session == None: |
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| 236 | return _(u'Session configuration object is not available.'), None |
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| 237 | # Determine fee. |
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| 238 | if category == 'transfer': |
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| 239 | amount = academic_session.transfer_fee |
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| 240 | elif category == 'transcript': |
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| 241 | amount = academic_session.transcript_fee |
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| 242 | elif category == 'gown': |
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| 243 | amount = academic_session.gown_fee |
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| 244 | elif category == 'jupeb': |
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| 245 | amount = academic_session.jupeb_fee |
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| 246 | elif category == 'clinexam': |
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| 247 | amount = academic_session.clinexam_fee |
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| 248 | elif category.startswith('pharmd') \ |
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| 249 | and student.current_mode == 'special_ft': |
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| 250 | amount = 80000.0 |
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| 251 | #elif category == 'develop' and student.is_postgrad: |
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| 252 | # amount = academic_session.development_fee |
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| 253 | elif category == 'bed_allocation': |
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| 254 | p_item = self.getAccommodationDetails(student)['bt'] |
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| 255 | desired_hostel = student['accommodation'].desired_hostel |
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| 256 | if not desired_hostel: |
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| 257 | return _(u'Select your favoured hostel first.'), None |
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| 258 | if desired_hostel and desired_hostel != 'no': |
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| 259 | p_item = u'%s (%s)' % (p_item, desired_hostel) |
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| 260 | amount = academic_session.booking_fee |
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| 261 | if student.is_postgrad: |
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| 262 | amount += 500 |
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| 263 | elif category == 'hostel_maintenance': |
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| 264 | amount = 0.0 |
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| 265 | bedticket = student['accommodation'].get( |
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| 266 | str(student.current_session), None) |
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| 267 | if bedticket is not None and bedticket.bed is not None: |
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| 268 | p_item = bedticket.bed_coordinates |
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| 269 | if bedticket.bed.__parent__.maint_fee > 0: |
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| 270 | amount = bedticket.bed.__parent__.maint_fee |
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| 271 | else: |
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| 272 | # fallback |
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| 273 | amount = academic_session.maint_fee |
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| 274 | else: |
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| 275 | return _(u'No bed allocated.'), None |
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| 276 | #elif category == 'hostel_application': |
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| 277 | # amount = 1000.0 |
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| 278 | #elif category.startswith('tempmaint'): |
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| 279 | # if not self._hostelApplicationPaymentMade( |
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| 280 | # student, student.current_session): |
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| 281 | # return _( |
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| 282 | # 'You have not yet paid the hostel application fee.'), None |
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| 283 | # if category == 'tempmaint_1': |
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| 284 | # amount = 8150.0 |
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| 285 | # elif category == 'tempmaint_2': |
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| 286 | # amount = 12650.0 |
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| 287 | # elif category == 'tempmaint_3': |
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| 288 | # amount = 9650.0 |
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| 289 | elif category == 'clearance': |
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| 290 | p_item = student.certcode |
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| 291 | if p_item is None: |
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| 292 | return _('Study course data are incomplete.'), None |
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| 293 | if student.is_jupeb: |
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| 294 | amount = 50000.0 |
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| 295 | elif student.faccode.startswith('FCETA'): |
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| 296 | # ASABA and AKOKA |
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| 297 | amount = 35000.0 |
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| 298 | elif student.faccode in ('BMS', 'MED', 'DEN'): |
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| 299 | #elif p_item in ('BSCANA', 'BSCMBC', 'BMLS', 'BSCNUR', 'BSCPHS', 'BDS', |
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| 300 | # 'MBBSMED', 'MBBSNDU', 'BSCPTY', 'BSCPST'): |
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| 301 | amount = 80000.0 |
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| 302 | else: |
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| 303 | amount = 60000.0 |
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| 304 | elif category == 'schoolfee': |
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| 305 | try: |
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| 306 | certificate = student['studycourse'].certificate |
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| 307 | p_item = certificate.code |
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| 308 | except (AttributeError, TypeError): |
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| 309 | return _('Study course data are incomplete.'), None |
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| 310 | if previous_session: |
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| 311 | # Students can pay for previous sessions in all workflow states. |
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| 312 | # Fresh students are excluded by the update method of the |
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| 313 | # PreviousPaymentAddFormPage. |
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| 314 | if previous_session == student['studycourse'].entry_session: |
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| 315 | if student.is_foreigner: |
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| 316 | amount = getattr(certificate, 'school_fee_3', 0.0) |
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| 317 | else: |
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| 318 | amount = getattr(certificate, 'school_fee_1', 0.0) |
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| 319 | else: |
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| 320 | if student.is_foreigner: |
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| 321 | amount = getattr(certificate, 'school_fee_4', 0.0) |
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| 322 | else: |
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| 323 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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| 324 | # Old returning students might get a discount. |
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| 325 | if student.entry_session < 2017 \ |
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| 326 | and certificate.custom_float_1: |
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| 327 | amount -= certificate.custom_float_1 |
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| 328 | else: |
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| 329 | if student.state == CLEARED: |
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| 330 | if student.is_foreigner: |
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| 331 | amount = getattr(certificate, 'school_fee_3', 0.0) |
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| 332 | else: |
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| 333 | amount = getattr(certificate, 'school_fee_1', 0.0) |
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| 334 | elif student.state == PAID and student.is_postgrad: |
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| 335 | p_session += 1 |
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| 336 | academic_session = self._getSessionConfiguration(p_session) |
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| 337 | if academic_session == None: |
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| 338 | return _(u'Session configuration object is not available.'), None |
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| 339 | |
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| 340 | # Students are only allowed to pay for the next session |
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| 341 | # if current session payment |
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| 342 | # has really been made, i.e. payment object exists. |
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| 343 | #if not self._paymentMade( |
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| 344 | # student, student.current_session): |
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| 345 | # return _('You have not yet paid your current/active' + |
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| 346 | # ' session. Please use the previous session' + |
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| 347 | # ' payment form first.'), None |
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| 348 | |
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| 349 | if student.is_foreigner: |
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| 350 | amount = getattr(certificate, 'school_fee_4', 0.0) |
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| 351 | else: |
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| 352 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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| 353 | elif student.state == RETURNING: |
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| 354 | # In case of returning school fee payment the payment session |
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| 355 | # and level contain the values of the session the student |
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| 356 | # has paid for. |
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| 357 | p_session, p_level = self.getReturningData(student) |
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| 358 | academic_session = self._getSessionConfiguration(p_session) |
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| 359 | if academic_session == None: |
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| 360 | return _(u'Session configuration object is not available.'), None |
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| 361 | |
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| 362 | # Students are only allowed to pay for the next session |
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| 363 | # if current session payment has really been made, |
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| 364 | # i.e. payment object exists and is paid. |
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| 365 | #if not self._paymentMade( |
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| 366 | # student, student.current_session): |
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| 367 | # return _('You have not yet paid your current/active' + |
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| 368 | # ' session. Please use the previous session' + |
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| 369 | # ' payment form first.'), None |
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| 370 | |
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| 371 | if student.is_foreigner: |
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| 372 | amount = getattr(certificate, 'school_fee_4', 0.0) |
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| 373 | else: |
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| 374 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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| 375 | # Old returning students might get a discount. |
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| 376 | if student.entry_session < 2017 \ |
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| 377 | and certificate.custom_float_1: |
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| 378 | amount -= certificate.custom_float_1 |
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| 379 | # PHARMD school fee amount is fixed and previously paid |
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| 380 | # installments in current session are deducted. |
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| 381 | if student.current_mode == 'special_ft' \ |
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| 382 | and student.state in (RETURNING, CLEARED): |
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| 383 | if student.is_foreigner: |
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| 384 | amount = 260000.0 - self._pharmdInstallments(student) |
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| 385 | else: |
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| 386 | amount = 160000.0 - self._pharmdInstallments(student) |
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| 387 | # Give 50% school fee discount to staff members. |
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| 388 | if student.is_staff: |
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| 389 | amount /= 2 |
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| 390 | if amount in (0.0, None): |
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| 391 | return _('Amount could not be determined.'), None |
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| 392 | # Add session specific penalty fee. |
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| 393 | if category == 'schoolfee' and student.is_postgrad: |
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| 394 | amount += academic_session.penalty_pg |
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| 395 | amount += academic_session.development_fee |
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| 396 | elif category == 'schoolfee' and student.current_mode == ('ug_ft'): |
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| 397 | amount += academic_session.penalty_ug_ft |
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| 398 | elif category == 'schoolfee' and student.current_mode == ('ug_pt'): |
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| 399 | amount += academic_session.penalty_ug_pt |
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| 400 | elif category == 'schoolfee' and student.current_mode == ('ug_sw'): |
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| 401 | amount += academic_session.penalty_sw |
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| 402 | elif category == 'schoolfee' and student.current_mode in ( |
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| 403 | 'dp_ft', 'dp_pt'): |
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| 404 | amount += academic_session.penalty_dp |
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| 405 | if category.startswith('tempmaint'): |
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| 406 | p_item = getUtility(IKofaUtils).PAYMENT_CATEGORIES[category] |
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| 407 | p_item = unicode(p_item) |
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| 408 | # Now we change the category because tempmaint payments |
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| 409 | # will be obsolete when Uniben returns to Kofa bed allocation. |
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| 410 | category = 'hostel_maintenance' |
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| 411 | # Create ticket. |
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| 412 | if self.samePaymentMade(student, category, p_item, p_session): |
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| 413 | return _('This type of payment has already been made.'), None |
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| 414 | if self._isPaymentDisabled(p_session, category, student): |
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| 415 | return _('This category of payments has been disabled.'), None |
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| 416 | payment = createObject(u'waeup.StudentOnlinePayment') |
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| 417 | timestamp = ("%d" % int(time()*10000))[1:] |
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| 418 | payment.p_id = "p%s" % timestamp |
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| 419 | payment.p_category = category |
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| 420 | payment.p_item = p_item |
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| 421 | payment.p_session = p_session |
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| 422 | payment.p_level = p_level |
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| 423 | payment.p_current = p_current |
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| 424 | payment.amount_auth = amount |
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| 425 | return None, payment |
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| 426 | |
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| 427 | def warnCreditsOOR(self, studylevel, course=None): |
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| 428 | studycourse = studylevel.__parent__ |
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| 429 | certificate = getattr(studycourse,'certificate', None) |
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| 430 | current_level = studycourse.current_level |
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| 431 | if None in (current_level, certificate): |
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| 432 | return |
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| 433 | end_level = certificate.end_level |
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| 434 | if current_level >= end_level: |
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| 435 | limit = 51 |
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| 436 | else: |
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| 437 | limit = 50 |
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| 438 | if course and studylevel.total_credits + course.credits > limit: |
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| 439 | return _('Maximum credits exceeded.') |
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| 440 | elif studylevel.total_credits > limit: |
|---|
| 441 | return _('Maximum credits exceeded.') |
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| 442 | return |
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| 443 | |
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| 444 | def clearance_disabled_message(self, student): |
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| 445 | if student.is_postgrad: |
|---|
| 446 | return None |
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| 447 | try: |
|---|
| 448 | session_config = grok.getSite()[ |
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| 449 | 'configuration'][str(student.current_session)] |
|---|
| 450 | except KeyError: |
|---|
| 451 | return _('Session configuration object is not available.') |
|---|
| 452 | if not session_config.clearance_enabled: |
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| 453 | return _('Clearance is disabled for this session.') |
|---|
| 454 | return None |
|---|
| 455 | |
|---|
| 456 | #: A tuple containing the names of registration states in which changing of |
|---|
| 457 | #: passport pictures is allowed. |
|---|
| 458 | PORTRAIT_CHANGE_STATES = () |
|---|
| 459 | |
|---|
| 460 | # Uniben prefix |
|---|
| 461 | STUDENT_ID_PREFIX = u'B' |
|---|
