1 | ## $Id: utils.py 15743 2019-11-02 17:55:19Z 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 | 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.dspg.interfaces import MessageFactory as _ |
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25 | |
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26 | |
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27 | def local(student): |
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28 | lga = getattr(student, 'lga') |
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29 | if lga and lga.startswith('delta'): |
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30 | return True |
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31 | return False |
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32 | |
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33 | class CustomStudentsUtils(NigeriaStudentsUtils): |
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34 | """A collection of customized methods. |
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35 | """ |
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36 | |
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37 | # prefix |
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38 | STUDENT_ID_PREFIX = u'P' |
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39 | |
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40 | def _dep_sug_paymentMade(self, student, session): |
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41 | if student.state == RETURNING: |
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42 | session += 1 |
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43 | if len(student['payments']): |
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44 | for ticket in student['payments'].values(): |
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45 | if ticket.p_state == 'paid' and \ |
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46 | ticket.p_category == 'dep_sug' and \ |
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47 | ticket.p_session == session: |
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48 | return True |
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49 | return False |
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50 | |
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51 | def _lsfp_penalty_paymentMade(self, student, session): |
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52 | if student.current_mode not in ('hnd_ft', 'nd_ft'): |
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53 | return True |
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54 | if len(student['payments']): |
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55 | for ticket in student['payments'].values(): |
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56 | if ticket.p_state == 'paid' and \ |
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57 | ticket.p_category == 'lsfp_penalty' and \ |
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58 | ticket.p_session == session: |
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59 | return True |
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60 | return False |
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61 | |
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62 | def getAccommodationDetails(self, student): |
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63 | """Determine the accommodation data of a student. |
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64 | """ |
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65 | d = {} |
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66 | d['error'] = u'' |
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67 | hostels = grok.getSite()['hostels'] |
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68 | d['booking_session'] = hostels.accommodation_session |
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69 | d['allowed_states'] = hostels.accommodation_states |
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70 | d['startdate'] = hostels.startdate |
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71 | d['enddate'] = hostels.enddate |
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72 | d['expired'] = hostels.expired |
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73 | # Determine bed type |
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74 | bt = 'all' |
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75 | if student.sex == 'f': |
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76 | sex = 'female' |
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77 | else: |
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78 | sex = 'male' |
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79 | special_handling = 'regular' |
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80 | d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt) |
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81 | return d |
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82 | |
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83 | def getBedCoordinates(self, bedticket): |
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84 | """Translated coordinates: |
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85 | |
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86 | Hall Name, Block Letter, Room Number, Bed Letter = |
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87 | Hall Name, M/F + Room Number-100, Bed Letter |
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88 | |
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89 | Requirements: Gender must be part of bed_coordinates and all hostels |
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90 | have only one block with only one floor |
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91 | """ |
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92 | ### ToDo |
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93 | return bedticket.bed_coordinates |
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94 | |
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95 | def getReturningData(self, student): |
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96 | """ This method defines what happens after school fee payment |
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97 | of returning students depending on the student's senate verdict. |
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98 | """ |
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99 | prev_level = student['studycourse'].current_level |
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100 | cur_verdict = student['studycourse'].current_verdict |
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101 | if cur_verdict in ('A','B','L','M','N','Z',): |
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102 | # Successful student |
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103 | new_level = divmod(int(prev_level),100)[0]*100 + 100 |
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104 | elif cur_verdict == 'C': |
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105 | # Student on probation |
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106 | new_level = int(prev_level) + 10 |
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107 | else: |
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108 | # Student is somehow in an undefined state. |
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109 | # Level has to be set manually. |
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110 | new_level = prev_level |
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111 | new_session = student['studycourse'].current_session + 1 |
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112 | return new_session, new_level |
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113 | |
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114 | def setPaymentDetails(self, category, student, |
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115 | previous_session=None, previous_level=None, combi=[]): |
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116 | """Create a payment ticket and set the payment data of a |
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117 | student for the payment category specified. |
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118 | """ |
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119 | p_item = u'' |
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120 | amount = 0.0 |
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121 | if previous_session: |
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122 | if previous_session < student['studycourse'].entry_session: |
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123 | return _('The previous session must not fall below ' |
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124 | 'your entry session.'), None |
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125 | if category == 'schoolfee': |
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126 | # School fee is always paid for the following session |
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127 | if previous_session > student['studycourse'].current_session: |
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128 | return _('This is not a previous session.'), None |
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129 | else: |
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130 | if previous_session > student['studycourse'].current_session - 1: |
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131 | return _('This is not a previous session.'), None |
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132 | p_session = previous_session |
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133 | p_level = previous_level |
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134 | p_current = False |
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135 | else: |
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136 | p_session = student['studycourse'].current_session |
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137 | p_level = student['studycourse'].current_level |
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138 | p_current = True |
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139 | academic_session = self._getSessionConfiguration(p_session) |
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140 | if academic_session == None: |
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141 | return _(u'Session configuration object is not available.'), None |
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142 | # Determine fee. |
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143 | if category == 'schoolfee': |
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144 | try: |
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145 | certificate = student['studycourse'].certificate |
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146 | p_item = certificate.code |
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147 | except (AttributeError, TypeError): |
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148 | return _('Study course data are incomplete.'), None |
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149 | if previous_session: |
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150 | # Students can pay for previous sessions in all |
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151 | # workflow states. Fresh students are excluded by the |
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152 | # update method of the PreviousPaymentAddFormPage. |
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153 | if previous_level == 100: |
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154 | if local(student): |
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155 | amount = getattr(certificate, 'school_fee_1', 0.0) |
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156 | else: |
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157 | amount = getattr(certificate, 'school_fee_3', 0.0) |
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158 | else: |
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159 | if local(student): |
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160 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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161 | else: |
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162 | amount = getattr(certificate, 'school_fee_4', 0.0) |
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163 | else: |
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164 | # Students are only allowed to pay school fee |
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165 | # if current session dep_sug payment has been made. |
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166 | if student.faccode != 'SPAT' and not self._dep_sug_paymentMade( |
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167 | student, student.current_session): |
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168 | return _('You have to pay NADESU/SA/SUG Dues first.'), None |
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169 | penalty = getattr(academic_session, 'lsfp_penalty_fee') |
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170 | if penalty and not self._lsfp_penalty_paymentMade( |
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171 | student, student.current_session): |
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172 | return _('You have to pay late school fee payment penalty first.'), None |
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173 | if student.state == CLEARED: |
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174 | if local(student): |
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175 | amount = getattr(certificate, 'school_fee_1', 0.0) |
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176 | else: |
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177 | amount = getattr(certificate, 'school_fee_3', 0.0) |
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178 | elif student.state == RETURNING: |
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179 | # In case of returning school fee payment the |
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180 | # payment session and level contain the values of |
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181 | # the session the student has paid for. Payment |
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182 | # session is always next session. |
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183 | p_session, p_level = self.getReturningData(student) |
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184 | academic_session = self._getSessionConfiguration(p_session) |
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185 | if academic_session == None: |
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186 | return _( |
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187 | u'Session configuration object is not available.' |
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188 | ), None |
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189 | if p_level in (100, 110, 120, 130): |
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190 | # First-year probating students are treated like |
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191 | # fresh students. |
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192 | if local(student): |
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193 | amount = getattr(certificate, 'school_fee_1', 0.0) |
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194 | else: |
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195 | amount = getattr(certificate, 'school_fee_3', 0.0) |
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196 | else: |
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197 | if local(student): |
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198 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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199 | else: |
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200 | amount = getattr(certificate, 'school_fee_4', 0.0) |
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201 | elif student.is_postgrad and student.state == PAID: |
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202 | # Returning postgraduate students also pay for the |
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203 | # next session but their level always remains the |
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204 | # same. |
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205 | p_session += 1 |
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206 | academic_session = self._getSessionConfiguration(p_session) |
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207 | if academic_session == None: |
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208 | return _( |
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209 | u'Session configuration object is not available.' |
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210 | ), None |
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211 | if local(student): |
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212 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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213 | else: |
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214 | amount = getattr(certificate, 'school_fee_4', 0.0) |
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215 | elif category == 'clearance': |
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216 | try: |
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217 | p_item = student['studycourse'].certificate.code |
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218 | except (AttributeError, TypeError): |
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219 | return _('Study course data are incomplete.'), None |
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220 | amount = academic_session.clearance_fee |
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221 | # HND students pay more |
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222 | if student.current_mode == 'hnd_ft': |
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223 | amount += 3000 |
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224 | # Local ND and HND students are given a rebate which has |
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225 | # to be adjusted if the basic acceptance fee changes. |
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226 | if amount and student.current_mode == 'nd_ft' and local(student): |
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227 | amount -= 10000.0 |
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228 | if amount and student.current_mode == 'hnd_ft' and local(student): |
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229 | amount -= 5000.0 |
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230 | elif category == 'bed_allocation': |
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231 | p_item = self.getAccommodationDetails(student)['bt'] |
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232 | amount = academic_session.booking_fee |
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233 | elif category == 'hostel_maintenance': |
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234 | amount = 0.0 |
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235 | bedticket = student['accommodation'].get( |
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236 | str(student.current_session), None) |
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237 | if bedticket is not None and bedticket.bed is not None: |
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238 | p_item = bedticket.bed_coordinates |
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239 | if bedticket.bed.__parent__.maint_fee > 0: |
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240 | amount = bedticket.bed.__parent__.maint_fee |
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241 | else: |
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242 | # fallback |
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243 | amount = academic_session.maint_fee |
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244 | else: |
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245 | return _(u'No bed allocated.'), None |
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246 | elif category == 'dep_sug': |
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247 | amount = 3150.0 # includes GATEWAY_AMT |
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248 | if student.faccode == 'SPAT': |
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249 | # amount = 1650.0 # includes GATEWAY_AMT |
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250 | amount = 0.0 |
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251 | if student.state == RETURNING and not previous_session: |
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252 | p_session, p_level = self.getReturningData(student) |
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253 | else: |
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254 | fee_name = category + '_fee' |
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255 | amount = getattr(academic_session, fee_name, 0.0) |
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256 | if amount in (0.0, None): |
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257 | return _('Amount could not be determined.'), None |
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258 | if self.samePaymentMade(student, category, p_item, p_session): |
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259 | return _('This type of payment has already been made.'), None |
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260 | if self._isPaymentDisabled(p_session, category, student): |
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261 | return _('This category of payments has been disabled.'), None |
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262 | payment = createObject(u'waeup.StudentOnlinePayment') |
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263 | timestamp = ("%d" % int(time()*10000))[1:] |
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264 | payment.p_id = "p%s" % timestamp |
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265 | payment.p_category = category |
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266 | payment.p_item = p_item |
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267 | payment.p_session = p_session |
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268 | payment.p_level = p_level |
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269 | payment.p_current = p_current |
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270 | payment.amount_auth = amount |
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271 | return None, payment |
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272 | |
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273 | def warnCreditsOOR(self, studylevel, course=None): |
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274 | """Return message if credits are out of range. In the base |
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275 | package only maximum credits is set. |
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276 | """ |
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277 | if course and studylevel.total_credits + course.credits > 80: |
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278 | return _('Maximum credits exceeded.') |
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279 | elif studylevel.total_credits > 80: |
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280 | return _('Maximum credits exceeded.') |
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281 | return |
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282 | |
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283 | #: A tuple containing names of file upload viewlets which are not shown |
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284 | #: on the `StudentClearanceManageFormPage`. Nothing is being skipped |
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285 | #: in the base package. This attribute makes only sense, if intermediate |
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286 | #: custom packages are being used, like we do for all Nigerian portals. |
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287 | SKIP_UPLOAD_VIEWLETS = ('acceptanceletterupload', |
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288 | 'higherqualificationresultupload', |
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289 | 'advancedlevelresultupload', |
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290 | 'evidencenameupload', |
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291 | 'refereeletterupload', |
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292 | 'statutorydeclarationupload', |
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293 | 'firstsittingresultupload', |
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294 | 'secondsittingresultupload', |
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295 | 'certificateupload', |
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296 | 'resultstatementupload', |
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297 | ) |
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298 | |
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299 | #: A tuple containing the names of registration states in which changing of |
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300 | #: passport pictures is allowed. |
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301 | PORTRAIT_CHANGE_STATES = (ADMITTED, RETURNING,) |
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302 | |
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303 | def constructMatricNumber(self, student): |
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304 | #faccode = student.faccode |
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305 | depcode = student.depcode |
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306 | #certcode = student.certcode |
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307 | year = unicode(student.entry_session)[2:] |
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308 | if not student.state in (PAID, ) or not student.is_fresh: |
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309 | return _('Matriculation number cannot be set.'), None |
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310 | |
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311 | # ACC/ND/17/00001 |
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312 | if student.current_mode == 'nd_ft': |
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313 | next_integer = grok.getSite()['configuration'].next_matric_integer |
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314 | if next_integer == 0: |
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315 | return _('Matriculation number cannot be set.'), None |
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316 | return None, "%s/ND/%s/%05d" % (depcode, year, next_integer) |
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317 | |
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318 | # ACC/HND/17/00001 |
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319 | if student.current_mode == 'hnd_ft': |
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320 | next_integer = grok.getSite()['configuration'].next_matric_integer_2 |
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321 | if next_integer == 0: |
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322 | return _('Matriculation number cannot be set.'), None |
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323 | return None, "%s/HND/%s/%05d" % (depcode, year, next_integer) |
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324 | |
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325 | # PT students get the same prefixes but their counter should start |
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326 | # with 10001. This is inconsistent because after 9999 ft students |
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327 | # the ft and pt number ranges will overlap. Issoufou pointed this |
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328 | # out but the director said: |
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329 | # "when the counter gets to 9999 for ft, it can start counting |
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330 | # along where pt is, at that moment." |
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331 | |
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332 | # ACC/ND/17/10001 |
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333 | if student.current_mode in ('nd_pt, nd_we'): |
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334 | next_integer = grok.getSite()['configuration'].next_matric_integer_3 |
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335 | if next_integer == 0: |
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336 | return _('Matriculation number cannot be set.'), None |
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337 | return None, "%s/ND/%s/%05d" % (depcode, year, next_integer) |
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338 | # ACC/HND/17/10001 |
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339 | if student.current_mode in ('hnd_pt, hnd_we'): |
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340 | next_integer = grok.getSite()['configuration'].next_matric_integer_4 |
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341 | if next_integer == 0: |
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342 | return _('Matriculation number cannot be set.'), None |
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343 | return None, "%s/HND/%s/%05d" % (depcode, year, next_integer) |
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344 | |
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345 | return _('Matriculation number cannot be set.'), None |
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346 | |
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347 | def increaseMatricInteger(self, student): |
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348 | """Increase counter for matric numbers. |
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349 | """ |
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350 | if student.current_mode == 'nd_ft': |
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351 | grok.getSite()['configuration'].next_matric_integer += 1 |
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352 | return |
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353 | elif student.current_mode == 'hnd_ft': |
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354 | grok.getSite()['configuration'].next_matric_integer_2 += 1 |
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355 | return |
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356 | elif student.current_mode in ('nd_pt, nd_we'): |
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357 | grok.getSite()['configuration'].next_matric_integer_3 += 1 |
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358 | return |
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359 | elif student.current_mode in ('hnd_pt, hnd_we'): |
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360 | grok.getSite()['configuration'].next_matric_integer_4 += 1 |
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361 | return |
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362 | return |
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