1 | ## $Id: utils.py 16524 2021-07-01 08:31:33Z 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 | from time import time |
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19 | from zope.component import createObject, getUtility |
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20 | from waeup.kofa.fees import FeeTable |
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21 | from waeup.kofa.interfaces import (IKofaUtils, |
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22 | ADMITTED, CLEARED, RETURNING, PAID, REGISTERED, VALIDATED) |
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23 | from kofacustom.nigeria.students.utils import NigeriaStudentsUtils |
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24 | from kofacustom.coewarri.interfaces import MessageFactory as _ |
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25 | from kofacustom.coewarri.interswitch.browser import GATEWAY_AMT |
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26 | |
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27 | |
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28 | def local_nonlocal(student): |
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29 | lga = getattr(student, 'lga') |
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30 | if lga and lga.startswith('delta'): |
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31 | return 'local' |
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32 | else: |
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33 | return 'non-local' |
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34 | |
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35 | PAYMENT_LEVELS = (100, 110, 200, 210, 300, 310, 400, 410, 500, 999) |
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36 | |
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37 | FEES_PARAMS = ( |
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38 | ('local', 'non-local'), |
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39 | ('nce_ft', 'nce_pt', 'ug_ft', 'nce_we_pt'), |
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40 | PAYMENT_LEVELS |
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41 | ) |
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42 | |
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43 | FEES_VALUES = ( |
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44 | ( # 100 110 200 210 300 310 400 410 500 999 |
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45 | (43200.0, 43200.0, 43200.0, 43200.0, 37200.0, 37200.0, 0.0, 0.0, 0.0, 0.0), # nce_ft |
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46 | (55200.0, 55200.0, 49200.0, 49200.0, 53200.0, 53200.0, 49200.0, 49200.0, 0.0, 0.0), # nce_pt |
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47 | (75700.0, 75700.0, 64700.0, 64700.0, 68700.0, 68700.0, 62700.0, 62700.0, 0.0, 0.0), # ug_ft |
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48 | (33200.0, 33200.0, 28000.0, 28000.0, 32000.0, 32000.0, 28000.0, 28000.0, 0.0, 0.0), # nce_we_pt |
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49 | ), # local |
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50 | ( # |
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51 | (55800.0, 55800.0, 55700.0, 55700.0, 49700.0, 49700.0, 0.0, 0.0, 0.0, 0.0), # nce_ft |
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52 | (55200.0, 55200.0, 49200.0, 49200.0, 53200.0, 53200.0, 49200.0, 49200.0, 0.0, 0.0), # nce_pt |
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53 | (85700.0, 85700.0, 74700.0, 74700.0, 78700.0, 78700.0, 72700.0, 72700.0, 0.0, 0.0), # ug_ft |
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54 | (33200.0, 33200.0, 28000.0, 28000.0, 32000.0, 32000.0, 28000.0, 28000.0, 0.0, 0.0), # nce_we_pt |
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55 | ), # non-local |
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56 | ) |
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57 | |
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58 | SCHOOL_FEES = FeeTable(FEES_PARAMS, FEES_VALUES) |
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59 | |
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60 | class CustomStudentsUtils(NigeriaStudentsUtils): |
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61 | """A collection of customized methods. |
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62 | |
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63 | """ |
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64 | |
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65 | def warnCreditsOOR(self, studylevel, course=None): |
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66 | """Return message if credits are out of range. |
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67 | """ |
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68 | if studylevel.student.current_mode == 'nce_ft': |
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69 | limit = 56 |
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70 | elif studylevel.student.current_mode == 'ug_ft': |
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71 | limit = 48 |
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72 | if studylevel.level == 400: |
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73 | limit = 51 |
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74 | else: |
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75 | limit = 50 |
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76 | if course and studylevel.total_credits + course.credits > limit: |
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77 | return _('Maximum credits exceeded.') |
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78 | elif studylevel.total_credits > limit: |
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79 | return _('Maximum credits exceeded.') |
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80 | return |
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81 | |
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82 | def _isPaymentDisabled(self, p_session, category, student): |
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83 | academic_session = self._getSessionConfiguration(p_session) |
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84 | if category.startswith('schoolfee'): |
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85 | if 'sf_all' in academic_session.payment_disabled: |
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86 | return True |
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87 | if student.current_mode == 'ug_ft' and \ |
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88 | 'degree' in academic_session.payment_disabled: |
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89 | return True |
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90 | return False |
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91 | |
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92 | def _lsfp_penalty_payment(self, student, p_session): |
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93 | if p_session >= 2021: |
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94 | return False |
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95 | #if p_session == 2020 and student.current_mode not in ('nce_ft', 'nce_pt'): |
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96 | # return False |
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97 | if student.current_mode not in ('ug_ft','de_ft', 'nce_ft', 'nce_pt'): |
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98 | return False |
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99 | if len(student['payments']): |
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100 | for ticket in student['payments'].values(): |
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101 | if ticket.p_state == 'paid' and \ |
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102 | ticket.p_category == 'lsfp_penalty' and \ |
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103 | ticket.p_session == p_session: |
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104 | return False |
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105 | return True |
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106 | |
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107 | def setPaymentDetails(self, category, student, |
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108 | previous_session=None, previous_level=None, combi=[]): |
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109 | """Create a payment ticket and set the payment data of a |
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110 | student for the payment category specified. |
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111 | """ |
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112 | p_item = u'' |
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113 | amount = 0.0 |
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114 | if previous_session: |
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115 | if previous_session < student['studycourse'].entry_session: |
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116 | return _('The previous session must not fall below ' |
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117 | 'your entry session.'), None |
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118 | if category == 'schoolfee': |
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119 | # School fee is always paid for the following session |
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120 | if previous_session > student['studycourse'].current_session: |
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121 | return _('This is not a previous session.'), None |
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122 | else: |
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123 | if previous_session > student['studycourse'].current_session - 1: |
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124 | return _('This is not a previous session.'), None |
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125 | p_session = previous_session |
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126 | p_level = previous_level |
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127 | p_current = False |
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128 | else: |
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129 | p_session = student['studycourse'].current_session |
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130 | p_level = student['studycourse'].current_level |
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131 | p_current = True |
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132 | academic_session = self._getSessionConfiguration(p_session) |
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133 | if academic_session == None: |
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134 | return _(u'Session configuration object is not available.'), None |
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135 | # Determine fee. |
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136 | if category.startswith('schoolfee'): |
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137 | try: |
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138 | certificate = student['studycourse'].certificate |
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139 | p_item = certificate.code |
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140 | except (AttributeError, TypeError): |
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141 | return _('Study course data are incomplete.'), None |
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142 | if student.state == RETURNING: |
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143 | # Override p_session and p_level |
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144 | p_session, p_level = self.getReturningData(student) |
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145 | academic_session = self._getSessionConfiguration(p_session) |
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146 | if academic_session == None: |
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147 | return _(u'Session configuration object ' |
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148 | 'is not available.'), None |
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149 | penalty_set = getattr(academic_session, 'lsfp_penalty_fee') |
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150 | if penalty_set and self._lsfp_penalty_payment(student, p_session): |
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151 | return _('You have to pay late school fee payment penalty first.'), None |
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152 | if p_level in PAYMENT_LEVELS: |
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153 | amount = SCHOOL_FEES.get_fee( |
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154 | ( |
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155 | local_nonlocal(student), |
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156 | student.current_mode, |
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157 | p_level) |
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158 | ) |
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159 | if student.entry_mode == 'de_ft' and p_level == 200: |
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160 | if student['studycourse'].entry_session >= 2020: |
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161 | amount += 15000 |
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162 | elif student['studycourse'].entry_session >= 2019: |
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163 | amount += 10500 |
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164 | if amount and category in ('schoolfee_1', 'schoolfee_2'): |
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165 | amount /= 2 |
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166 | if amount: |
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167 | amount += GATEWAY_AMT |
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168 | elif category == 'clearance': |
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169 | try: |
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170 | p_item = student['studycourse'].certificate.code |
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171 | except (AttributeError, TypeError): |
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172 | return _('Study course data are incomplete.'), None |
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173 | if student.entry_mode in ('nce_we_pt', 'nce_pt'): |
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174 | amount = academic_session.clearance_fee_3 |
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175 | elif student.entry_mode in ('ug_ft', 'de_ft'): |
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176 | amount = academic_session.clearance_fee_2 |
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177 | else: |
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178 | amount = academic_session.clearance_fee_1 |
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179 | if local_nonlocal(student) == 'non-local' \ |
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180 | and student.entry_mode not in ('nce_we_pt', 'nce_pt'): |
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181 | amount += 5000.0 |
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182 | elif category == 'bed_allocation': |
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183 | p_item = self.getAccommodationDetails(student)['bt'] |
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184 | amount = academic_session.booking_fee |
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185 | elif category == 'hostel_maintenance': |
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186 | amount = 0.0 |
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187 | bedticket = student['accommodation'].get( |
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188 | str(student.current_session), None) |
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189 | if bedticket is not None and bedticket.bed is not None: |
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190 | p_item = bedticket.bed_coordinates |
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191 | if bedticket.bed.__parent__.maint_fee > 0: |
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192 | amount = bedticket.bed.__parent__.maint_fee |
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193 | else: |
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194 | # fallback |
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195 | amount = academic_session.maint_fee |
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196 | else: |
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197 | return _(u'No bed allocated.'), None |
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198 | else: |
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199 | fee_name = category + '_fee' |
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200 | amount = getattr(academic_session, fee_name, 0.0) |
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201 | if category == 'lsfp_penalty' and student.state == RETURNING: |
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202 | # Override p_session and p_level |
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203 | p_session, p_level = self.getReturningData(student) |
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204 | if amount in (0.0, None): |
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205 | return _('Amount could not be determined.'), None |
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206 | if self.samePaymentMade(student, category, p_item, p_session): |
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207 | return _('This type of payment has already been made.'), None |
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208 | if self._isPaymentDisabled(p_session, category, student): |
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209 | return _('This category of payments has been disabled.'), None |
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210 | payment = createObject(u'waeup.StudentOnlinePayment') |
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211 | timestamp = ("%d" % int(time()*10000))[1:] |
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212 | payment.p_id = "p%s" % timestamp |
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213 | payment.p_category = category |
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214 | payment.p_item = p_item |
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215 | payment.p_session = p_session |
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216 | payment.p_level = p_level |
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217 | payment.p_current = p_current |
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218 | payment.amount_auth = amount |
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219 | return None, payment |
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220 | |
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221 | # prefix |
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222 | STUDENT_ID_PREFIX = u'R' |
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223 | |
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224 | PORTRAIT_CHANGE_STATES = () |
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