1 | ## $Id: utils.py 10702 2013-11-06 07:57:08Z 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 | """General helper functions and utilities for the student section. |
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19 | """ |
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20 | import grok |
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21 | from time import time |
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22 | from reportlab.lib import colors |
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23 | from reportlab.lib.units import cm |
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24 | from reportlab.lib.pagesizes import A4 |
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25 | from reportlab.lib.styles import getSampleStyleSheet |
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26 | from reportlab.platypus import Paragraph, Image, Table, Spacer |
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27 | from zope.schema.interfaces import ConstraintNotSatisfied |
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28 | from zope.component import getUtility, createObject |
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29 | from zope.formlib.form import setUpEditWidgets |
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30 | from zope.i18n import translate |
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31 | from waeup.kofa.interfaces import ( |
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32 | IExtFileStore, IKofaUtils, RETURNING, PAID, CLEARED, |
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33 | academic_sessions_vocab) |
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34 | from waeup.kofa.interfaces import MessageFactory as _ |
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35 | from waeup.kofa.students.interfaces import IStudentsUtils |
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36 | from waeup.kofa.browser.pdf import ( |
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37 | ENTRY1_STYLE, format_html, NOTE_STYLE, HEADING_STYLE, |
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38 | get_signature_tables) |
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39 | from waeup.kofa.browser.interfaces import IPDFCreator |
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40 | from waeup.kofa.utils.helpers import to_timezone |
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41 | |
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42 | SLIP_STYLE = [ |
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43 | ('VALIGN',(0,0),(-1,-1),'TOP'), |
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44 | #('FONT', (0,0), (-1,-1), 'Helvetica', 11), |
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45 | ] |
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46 | |
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47 | CONTENT_STYLE = [ |
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48 | ('VALIGN',(0,0),(-1,-1),'TOP'), |
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49 | #('FONT', (0,0), (-1,-1), 'Helvetica', 8), |
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50 | #('TEXTCOLOR',(0,0),(-1,0),colors.white), |
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51 | #('BACKGROUND',(0,0),(-1,0),colors.black), |
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52 | ('INNERGRID', (0,0), (-1,-1), 0.25, colors.black), |
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53 | ('BOX', (0,0), (-1,-1), 1, colors.black), |
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54 | |
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55 | ] |
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56 | |
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57 | FONT_SIZE = 10 |
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58 | FONT_COLOR = 'black' |
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59 | |
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60 | def trans(text, lang): |
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61 | # shortcut |
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62 | return translate(text, 'waeup.kofa', target_language=lang) |
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63 | |
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64 | def formatted_text(text, color=FONT_COLOR, lang='en'): |
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65 | """Turn `text`, `color` and `size` into an HTML snippet. |
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66 | |
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67 | The snippet is suitable for use with reportlab and generating PDFs. |
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68 | Wraps the `text` into a ``<font>`` tag with passed attributes. |
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69 | |
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70 | Also non-strings are converted. Raw strings are expected to be |
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71 | utf-8 encoded (usually the case for widgets etc.). |
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72 | |
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73 | Finally, a br tag is added if widgets contain div tags |
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74 | which are not supported by reportlab. |
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75 | |
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76 | The returned snippet is unicode type. |
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77 | """ |
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78 | if not isinstance(text, unicode): |
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79 | if isinstance(text, basestring): |
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80 | text = text.decode('utf-8') |
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81 | else: |
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82 | text = unicode(text) |
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83 | if text == 'None': |
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84 | text = '' |
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85 | # Mainly for boolean values we need our customized |
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86 | # localisation of the zope domain |
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87 | text = translate(text, 'zope', target_language=lang) |
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88 | text = text.replace('</div>', '<br /></div>') |
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89 | tag1 = u'<font color="%s">' % (color) |
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90 | return tag1 + u'%s</font>' % text |
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91 | |
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92 | def generate_student_id(): |
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93 | students = grok.getSite()['students'] |
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94 | new_id = students.unique_student_id |
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95 | return new_id |
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96 | |
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97 | def set_up_widgets(view, ignore_request=False): |
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98 | view.adapters = {} |
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99 | view.widgets = setUpEditWidgets( |
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100 | view.form_fields, view.prefix, view.context, view.request, |
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101 | adapters=view.adapters, for_display=True, |
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102 | ignore_request=ignore_request |
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103 | ) |
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104 | |
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105 | def render_student_data(studentview, omit_fields=(), lang='en'): |
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106 | """Render student table for an existing frame. |
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107 | """ |
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108 | width, height = A4 |
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109 | set_up_widgets(studentview, ignore_request=True) |
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110 | data_left = [] |
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111 | data_right = [] |
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112 | style = getSampleStyleSheet() |
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113 | img = getUtility(IExtFileStore).getFileByContext( |
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114 | studentview.context, attr='passport.jpg') |
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115 | if img is None: |
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116 | from waeup.kofa.browser import DEFAULT_PASSPORT_IMAGE_PATH |
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117 | img = open(DEFAULT_PASSPORT_IMAGE_PATH, 'rb') |
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118 | doc_img = Image(img.name, width=4*cm, height=4*cm, kind='bound') |
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119 | data_left.append([doc_img]) |
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120 | #data.append([Spacer(1, 12)]) |
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121 | |
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122 | f_label = trans(_('Name:'), lang) |
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123 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
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124 | f_text = formatted_text(studentview.context.display_fullname) |
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125 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
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126 | data_right.append([f_label,f_text]) |
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127 | |
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128 | for widget in studentview.widgets: |
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129 | if 'name' in widget.name: |
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130 | continue |
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131 | f_label = translate( |
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132 | widget.label.strip(), 'waeup.kofa', |
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133 | target_language=lang) |
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134 | f_label = Paragraph('%s:' % f_label, ENTRY1_STYLE) |
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135 | f_text = formatted_text(widget(), lang=lang) |
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136 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
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137 | data_right.append([f_label,f_text]) |
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138 | |
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139 | if getattr(studentview.context, 'certcode', None): |
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140 | if not 'certificate' in omit_fields: |
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141 | f_label = trans(_('Study Course:'), lang) |
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142 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
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143 | f_text = formatted_text( |
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144 | studentview.context['studycourse'].certificate.longtitle) |
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145 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
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146 | data_right.append([f_label,f_text]) |
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147 | if not 'department' in omit_fields: |
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148 | f_label = trans(_('Department:'), lang) |
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149 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
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150 | f_text = formatted_text( |
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151 | studentview.context[ |
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152 | 'studycourse'].certificate.__parent__.__parent__.longtitle, |
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153 | ) |
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154 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
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155 | data_right.append([f_label,f_text]) |
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156 | if not 'faculty' in omit_fields: |
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157 | f_label = trans(_('Faculty:'), lang) |
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158 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
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159 | f_text = formatted_text( |
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160 | studentview.context[ |
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161 | 'studycourse'].certificate.__parent__.__parent__.__parent__.longtitle, |
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162 | ) |
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163 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
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164 | data_right.append([f_label,f_text]) |
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165 | if not 'current_mode' in omit_fields: |
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166 | studymodes_dict = getUtility(IKofaUtils).STUDY_MODES_DICT |
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167 | sm = studymodes_dict[studentview.context[ |
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168 | 'studycourse'].certificate.study_mode] |
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169 | f_label = trans(_('Study Mode:'), lang) |
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170 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
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171 | f_text = formatted_text(sm) |
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172 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
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173 | data_right.append([f_label,f_text]) |
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174 | if not 'entry_session' in omit_fields: |
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175 | f_label = trans(_('Entry Session:'), lang) |
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176 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
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177 | entry_session = studentview.context['studycourse'].entry_session |
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178 | entry_session = academic_sessions_vocab.getTerm(entry_session).title |
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179 | f_text = formatted_text(entry_session) |
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180 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
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181 | data_right.append([f_label,f_text]) |
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182 | if not 'date_of_birth' in omit_fields: |
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183 | f_label = trans(_('Date of Birth:'), lang) |
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184 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
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185 | date_of_birth = studentview.context.date_of_birth |
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186 | tz = getUtility(IKofaUtils).tzinfo |
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187 | date_of_birth = to_timezone(date_of_birth, tz) |
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188 | if date_of_birth is not None: |
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189 | date_of_birth = date_of_birth.strftime("%d/%m/%Y") |
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190 | f_text = formatted_text(date_of_birth) |
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191 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
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192 | data_right.append([f_label,f_text]) |
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193 | |
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194 | table_left = Table(data_left,style=SLIP_STYLE) |
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195 | table_right = Table(data_right,style=SLIP_STYLE, colWidths=[5*cm, 6*cm]) |
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196 | table = Table([[table_left, table_right],],style=SLIP_STYLE) |
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197 | return table |
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198 | |
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199 | def render_table_data(tableheader, tabledata, lang='en'): |
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200 | """Render children table for an existing frame. |
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201 | """ |
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202 | data = [] |
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203 | #data.append([Spacer(1, 12)]) |
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204 | line = [] |
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205 | style = getSampleStyleSheet() |
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206 | for element in tableheader: |
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207 | field = '<strong>%s</strong>' % formatted_text(element[0], lang=lang) |
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208 | field = Paragraph(field, style["Normal"]) |
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209 | line.append(field) |
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210 | data.append(line) |
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211 | for ticket in tabledata: |
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212 | line = [] |
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213 | for element in tableheader: |
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214 | field = formatted_text(getattr(ticket,element[1],u' ')) |
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215 | field = Paragraph(field, style["Normal"]) |
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216 | line.append(field) |
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217 | data.append(line) |
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218 | table = Table(data,colWidths=[ |
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219 | element[2]*cm for element in tableheader], style=CONTENT_STYLE) |
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220 | return table |
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221 | |
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222 | def render_transcript_data(view, tableheader, levels_data, lang='en'): |
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223 | """Render children table for an existing frame. |
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224 | """ |
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225 | data = [] |
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226 | style = getSampleStyleSheet() |
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227 | for level in levels_data: |
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228 | level_obj = level['level'] |
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229 | tickets = level['tickets_1'] + level['tickets_2'] + level['tickets_3'] |
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230 | headerline = [] |
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231 | tabledata = [] |
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232 | subheader = '%s %s, %s %s' % ( |
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233 | trans(_('Session'), lang), |
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234 | view.session_dict[level_obj.level_session], |
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235 | trans(_('Level'), lang), |
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236 | view.level_dict[level_obj.level]) |
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237 | data.append(Paragraph(subheader, HEADING_STYLE)) |
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238 | for element in tableheader: |
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239 | field = '<strong>%s</strong>' % formatted_text(element[0]) |
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240 | field = Paragraph(field, style["Normal"]) |
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241 | headerline.append(field) |
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242 | tabledata.append(headerline) |
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243 | for ticket in tickets: |
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244 | ticketline = [] |
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245 | for element in tableheader: |
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246 | field = formatted_text(getattr(ticket,element[1],u' ')) |
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247 | field = Paragraph(field, style["Normal"]) |
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248 | ticketline.append(field) |
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249 | tabledata.append(ticketline) |
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250 | table = Table(tabledata,colWidths=[ |
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251 | element[2]*cm for element in tableheader], style=CONTENT_STYLE) |
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252 | data.append(table) |
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253 | sgpa = '%s: %s' % (trans('Sessional GPA (rectified)', lang), level['sgpa']) |
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254 | data.append(Paragraph(sgpa, style["Normal"])) |
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255 | return data |
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256 | |
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257 | def docs_as_flowables(view, lang='en'): |
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258 | """Create reportlab flowables out of scanned docs. |
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259 | """ |
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260 | # XXX: fix circular import problem |
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261 | from waeup.kofa.students.viewlets import FileManager |
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262 | from waeup.kofa.browser import DEFAULT_IMAGE_PATH |
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263 | style = getSampleStyleSheet() |
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264 | data = [] |
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265 | |
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266 | # Collect viewlets |
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267 | fm = FileManager(view.context, view.request, view) |
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268 | fm.update() |
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269 | if fm.viewlets: |
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270 | sc_translation = trans(_('Scanned Documents'), lang) |
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271 | data.append(Paragraph(sc_translation, HEADING_STYLE)) |
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272 | # Insert list of scanned documents |
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273 | table_data = [] |
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274 | for viewlet in fm.viewlets: |
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275 | if viewlet.file_exists: |
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276 | # Show viewlet only if file exists |
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277 | f_label = Paragraph(trans(viewlet.label, lang), ENTRY1_STYLE) |
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278 | img_path = getattr(getUtility(IExtFileStore).getFileByContext( |
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279 | view.context, attr=viewlet.download_name), 'name', None) |
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280 | #f_text = Paragraph(trans(_('(not provided)'),lang), ENTRY1_STYLE) |
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281 | if img_path is None: |
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282 | pass |
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283 | elif not img_path[-4:] in ('.jpg', '.JPG'): |
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284 | # reportlab requires jpg images, I think. |
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285 | f_text = Paragraph('%s (not displayable)' % ( |
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286 | viewlet.title,), ENTRY1_STYLE) |
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287 | else: |
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288 | f_text = Image(img_path, width=2*cm, height=1*cm, kind='bound') |
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289 | table_data.append([f_label, f_text]) |
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290 | if table_data: |
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291 | # safety belt; empty tables lead to problems. |
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292 | data.append(Table(table_data, style=SLIP_STYLE)) |
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293 | return data |
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294 | |
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295 | class StudentsUtils(grok.GlobalUtility): |
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296 | """A collection of methods subject to customization. |
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297 | """ |
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298 | grok.implements(IStudentsUtils) |
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299 | |
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300 | def getReturningData(self, student): |
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301 | """ Define what happens after school fee payment |
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302 | depending on the student's senate verdict. |
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303 | |
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304 | In the base configuration current level is always increased |
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305 | by 100 no matter which verdict has been assigned. |
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306 | """ |
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307 | new_level = student['studycourse'].current_level + 100 |
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308 | new_session = student['studycourse'].current_session + 1 |
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309 | return new_session, new_level |
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310 | |
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311 | def setReturningData(self, student): |
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312 | """ Define what happens after school fee payment |
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313 | depending on the student's senate verdict. |
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314 | |
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315 | This method folllows the same algorithm as getReturningData but |
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316 | it also sets the new values. |
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317 | """ |
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318 | new_session, new_level = self.getReturningData(student) |
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319 | try: |
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320 | student['studycourse'].current_level = new_level |
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321 | except ConstraintNotSatisfied: |
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322 | # Do not change level if level exceeds the |
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323 | # certificate's end_level. |
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324 | pass |
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325 | student['studycourse'].current_session = new_session |
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326 | verdict = student['studycourse'].current_verdict |
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327 | student['studycourse'].current_verdict = '0' |
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328 | student['studycourse'].previous_verdict = verdict |
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329 | return |
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330 | |
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331 | def _getSessionConfiguration(self, session): |
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332 | try: |
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333 | return grok.getSite()['configuration'][str(session)] |
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334 | except KeyError: |
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335 | return None |
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336 | |
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337 | def setPaymentDetails(self, category, student, |
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338 | previous_session, previous_level): |
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339 | """Create Payment object and set the payment data of a student for |
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340 | the payment category specified. |
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341 | |
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342 | """ |
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343 | p_item = u'' |
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344 | amount = 0.0 |
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345 | if previous_session: |
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346 | if previous_session < student['studycourse'].entry_session: |
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347 | return _('The previous session must not fall below ' |
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348 | 'your entry session.'), None |
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349 | if category == 'schoolfee': |
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350 | # School fee is always paid for the following session |
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351 | if previous_session > student['studycourse'].current_session: |
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352 | return _('This is not a previous session.'), None |
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353 | else: |
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354 | if previous_session > student['studycourse'].current_session - 1: |
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355 | return _('This is not a previous session.'), None |
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356 | p_session = previous_session |
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357 | p_level = previous_level |
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358 | p_current = False |
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359 | else: |
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360 | p_session = student['studycourse'].current_session |
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361 | p_level = student['studycourse'].current_level |
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362 | p_current = True |
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363 | academic_session = self._getSessionConfiguration(p_session) |
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364 | if academic_session == None: |
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365 | return _(u'Session configuration object is not available.'), None |
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366 | # Determine fee. |
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367 | if category == 'schoolfee': |
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368 | try: |
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369 | certificate = student['studycourse'].certificate |
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370 | p_item = certificate.code |
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371 | except (AttributeError, TypeError): |
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372 | return _('Study course data are incomplete.'), None |
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373 | if previous_session: |
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374 | # Students can pay for previous sessions in all |
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375 | # workflow states. Fresh students are excluded by the |
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376 | # update method of the PreviousPaymentAddFormPage. |
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377 | if previous_level == 100: |
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378 | amount = getattr(certificate, 'school_fee_1', 0.0) |
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379 | else: |
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380 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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381 | else: |
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382 | if student.state == CLEARED: |
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383 | amount = getattr(certificate, 'school_fee_1', 0.0) |
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384 | elif student.state == RETURNING: |
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385 | # In case of returning school fee payment the |
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386 | # payment session and level contain the values of |
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387 | # the session the student has paid for. Payment |
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388 | # session is always next session. |
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389 | p_session, p_level = self.getReturningData(student) |
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390 | academic_session = self._getSessionConfiguration(p_session) |
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391 | if academic_session == None: |
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392 | return _( |
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393 | u'Session configuration object is not available.' |
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394 | ), None |
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395 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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396 | elif student.is_postgrad and student.state == PAID: |
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397 | # Returning postgraduate students also pay for the |
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398 | # next session but their level always remains the |
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399 | # same. |
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400 | p_session += 1 |
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401 | academic_session = self._getSessionConfiguration(p_session) |
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402 | if academic_session == None: |
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403 | return _( |
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404 | u'Session configuration object is not available.' |
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405 | ), None |
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406 | amount = getattr(certificate, 'school_fee_2', 0.0) |
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407 | elif category == 'clearance': |
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408 | try: |
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409 | p_item = student['studycourse'].certificate.code |
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410 | except (AttributeError, TypeError): |
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411 | return _('Study course data are incomplete.'), None |
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412 | amount = academic_session.clearance_fee |
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413 | elif category == 'bed_allocation': |
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414 | p_item = self.getAccommodationDetails(student)['bt'] |
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415 | amount = academic_session.booking_fee |
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416 | elif category == 'hostel_maintenance': |
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417 | amount = 0.0 |
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418 | bedticket = student['accommodation'].get( |
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419 | str(student.current_session), None) |
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420 | if bedticket: |
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421 | p_item = bedticket.bed_coordinates |
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422 | if bedticket.bed.__parent__.maint_fee > 0: |
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423 | amount = bedticket.bed.__parent__.maint_fee |
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424 | else: |
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425 | # fallback |
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426 | amount = academic_session.maint_fee |
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427 | else: |
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428 | # Should not happen because this is already checked |
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429 | # in the browser module, but anyway ... |
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430 | portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE |
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431 | p_item = trans(_('no bed allocated'), portal_language) |
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432 | elif category == 'transcript': |
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433 | amount = academic_session.transcript_fee |
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434 | if amount in (0.0, None): |
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435 | return _('Amount could not be determined.'), None |
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436 | for key in student['payments'].keys(): |
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437 | ticket = student['payments'][key] |
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438 | if ticket.p_state == 'paid' and\ |
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439 | ticket.p_category == category and \ |
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440 | ticket.p_item == p_item and \ |
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441 | ticket.p_session == p_session: |
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442 | return _('This type of payment has already been made.'), None |
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443 | payment = createObject(u'waeup.StudentOnlinePayment') |
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444 | timestamp = ("%d" % int(time()*10000))[1:] |
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445 | payment.p_id = "p%s" % timestamp |
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446 | payment.p_category = category |
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447 | payment.p_item = p_item |
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448 | payment.p_session = p_session |
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449 | payment.p_level = p_level |
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450 | payment.p_current = p_current |
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451 | payment.amount_auth = amount |
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452 | return None, payment |
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453 | |
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454 | def setBalanceDetails(self, category, student, |
---|
455 | balance_session, balance_level, balance_amount): |
---|
456 | """Create Payment object and set the payment data of a student for. |
---|
457 | |
---|
458 | """ |
---|
459 | p_item = u'Balance' |
---|
460 | p_session = balance_session |
---|
461 | p_level = balance_level |
---|
462 | p_current = False |
---|
463 | amount = balance_amount |
---|
464 | academic_session = self._getSessionConfiguration(p_session) |
---|
465 | if academic_session == None: |
---|
466 | return _(u'Session configuration object is not available.'), None |
---|
467 | if amount in (0.0, None) or amount < 0: |
---|
468 | return _('Amount must be greater than 0.'), None |
---|
469 | for key in student['payments'].keys(): |
---|
470 | ticket = student['payments'][key] |
---|
471 | if ticket.p_state == 'paid' and\ |
---|
472 | ticket.p_category == 'balance' and \ |
---|
473 | ticket.p_item == p_item and \ |
---|
474 | ticket.p_session == p_session: |
---|
475 | return _('This type of payment has already been made.'), None |
---|
476 | payment = createObject(u'waeup.StudentOnlinePayment') |
---|
477 | timestamp = ("%d" % int(time()*10000))[1:] |
---|
478 | payment.p_id = "p%s" % timestamp |
---|
479 | payment.p_category = category |
---|
480 | payment.p_item = p_item |
---|
481 | payment.p_session = p_session |
---|
482 | payment.p_level = p_level |
---|
483 | payment.p_current = p_current |
---|
484 | payment.amount_auth = amount |
---|
485 | return None, payment |
---|
486 | |
---|
487 | def getAccommodationDetails(self, student): |
---|
488 | """Determine the accommodation data of a student. |
---|
489 | """ |
---|
490 | d = {} |
---|
491 | d['error'] = u'' |
---|
492 | hostels = grok.getSite()['hostels'] |
---|
493 | d['booking_session'] = hostels.accommodation_session |
---|
494 | d['allowed_states'] = hostels.accommodation_states |
---|
495 | d['startdate'] = hostels.startdate |
---|
496 | d['enddate'] = hostels.enddate |
---|
497 | d['expired'] = hostels.expired |
---|
498 | # Determine bed type |
---|
499 | studycourse = student['studycourse'] |
---|
500 | certificate = getattr(studycourse,'certificate',None) |
---|
501 | entry_session = studycourse.entry_session |
---|
502 | current_level = studycourse.current_level |
---|
503 | if None in (entry_session, current_level, certificate): |
---|
504 | return d |
---|
505 | end_level = certificate.end_level |
---|
506 | if current_level == 10: |
---|
507 | bt = 'pr' |
---|
508 | elif entry_session == grok.getSite()['hostels'].accommodation_session: |
---|
509 | bt = 'fr' |
---|
510 | elif current_level >= end_level: |
---|
511 | bt = 'fi' |
---|
512 | else: |
---|
513 | bt = 're' |
---|
514 | if student.sex == 'f': |
---|
515 | sex = 'female' |
---|
516 | else: |
---|
517 | sex = 'male' |
---|
518 | special_handling = 'regular' |
---|
519 | d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt) |
---|
520 | return d |
---|
521 | |
---|
522 | def selectBed(self, available_beds): |
---|
523 | """Select a bed from a list of available beds. |
---|
524 | |
---|
525 | In the base configuration we select the first bed found, |
---|
526 | but can also randomize the selection if we like. |
---|
527 | """ |
---|
528 | return available_beds[0] |
---|
529 | |
---|
530 | def _admissionText(self, student, portal_language): |
---|
531 | inst_name = grok.getSite()['configuration'].name |
---|
532 | text = trans(_( |
---|
533 | 'This is to inform you that you have been provisionally' |
---|
534 | ' admitted into ${a} as follows:', mapping = {'a': inst_name}), |
---|
535 | portal_language) |
---|
536 | return text |
---|
537 | |
---|
538 | def renderPDFAdmissionLetter(self, view, student=None, omit_fields=(), |
---|
539 | pre_text=None, post_text=None,): |
---|
540 | """Render pdf admission letter. |
---|
541 | """ |
---|
542 | if student is None: |
---|
543 | return |
---|
544 | style = getSampleStyleSheet() |
---|
545 | creator = self.getPDFCreator(student) |
---|
546 | portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE |
---|
547 | data = [] |
---|
548 | doc_title = view.label |
---|
549 | author = '%s (%s)' % (view.request.principal.title, |
---|
550 | view.request.principal.id) |
---|
551 | footer_text = view.label.split('\n') |
---|
552 | if len(footer_text) > 1: |
---|
553 | # We can add a department in first line |
---|
554 | footer_text = footer_text[1] |
---|
555 | else: |
---|
556 | # Only the first line is used for the footer |
---|
557 | footer_text = footer_text[0] |
---|
558 | if getattr(student, 'student_id', None) is not None: |
---|
559 | footer_text = "%s - %s - " % (student.student_id, footer_text) |
---|
560 | |
---|
561 | # Text before student data |
---|
562 | if pre_text is None: |
---|
563 | html = format_html(self._admissionText(student, portal_language)) |
---|
564 | else: |
---|
565 | html = format_html(pre_text) |
---|
566 | data.append(Paragraph(html, NOTE_STYLE)) |
---|
567 | data.append(Spacer(1, 20)) |
---|
568 | |
---|
569 | # Student data |
---|
570 | data.append(render_student_data(view, omit_fields, lang=portal_language)) |
---|
571 | |
---|
572 | # Text after student data |
---|
573 | data.append(Spacer(1, 20)) |
---|
574 | if post_text is None: |
---|
575 | datelist = student.history.messages[0].split()[0].split('-') |
---|
576 | creation_date = u'%s/%s/%s' % (datelist[2], datelist[1], datelist[0]) |
---|
577 | post_text = trans(_( |
---|
578 | 'Your Kofa student record was created on ${a}.', |
---|
579 | mapping = {'a': creation_date}), |
---|
580 | portal_language) |
---|
581 | #html = format_html(post_text) |
---|
582 | #data.append(Paragraph(html, NOTE_STYLE)) |
---|
583 | |
---|
584 | # Create pdf stream |
---|
585 | view.response.setHeader( |
---|
586 | 'Content-Type', 'application/pdf') |
---|
587 | pdf_stream = creator.create_pdf( |
---|
588 | data, None, doc_title, author=author, footer=footer_text, |
---|
589 | note=post_text) |
---|
590 | return pdf_stream |
---|
591 | |
---|
592 | def getPDFCreator(self, context): |
---|
593 | """Get a pdf creator suitable for `context`. |
---|
594 | |
---|
595 | The default implementation always returns the default creator. |
---|
596 | """ |
---|
597 | return getUtility(IPDFCreator) |
---|
598 | |
---|
599 | def renderPDF(self, view, filename='slip.pdf', student=None, |
---|
600 | studentview=None, |
---|
601 | tableheader=[], tabledata=[], |
---|
602 | note=None, signatures=None, sigs_in_footer=(), |
---|
603 | show_scans=True, topMargin=1.5, |
---|
604 | omit_fields=()): |
---|
605 | """Render pdf slips for various pages. |
---|
606 | """ |
---|
607 | portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE |
---|
608 | # XXX: tell what the different parameters mean |
---|
609 | style = getSampleStyleSheet() |
---|
610 | creator = self.getPDFCreator(student) |
---|
611 | data = [] |
---|
612 | doc_title = view.label |
---|
613 | author = '%s (%s)' % (view.request.principal.title, |
---|
614 | view.request.principal.id) |
---|
615 | footer_text = view.label.split('\n') |
---|
616 | if len(footer_text) > 2: |
---|
617 | # We can add a department in first line |
---|
618 | footer_text = footer_text[1] |
---|
619 | else: |
---|
620 | # Only the first line is used for the footer |
---|
621 | footer_text = footer_text[0] |
---|
622 | if getattr(student, 'student_id', None) is not None: |
---|
623 | footer_text = "%s - %s - " % (student.student_id, footer_text) |
---|
624 | |
---|
625 | # Insert student data table |
---|
626 | if student is not None: |
---|
627 | bd_translation = trans(_('Base Data'), portal_language) |
---|
628 | data.append(Paragraph(bd_translation, HEADING_STYLE)) |
---|
629 | data.append(render_student_data( |
---|
630 | studentview, omit_fields, lang=portal_language)) |
---|
631 | |
---|
632 | # Insert widgets |
---|
633 | if view.form_fields: |
---|
634 | data.append(Paragraph(view.title, HEADING_STYLE)) |
---|
635 | separators = getattr(self, 'SEPARATORS_DICT', {}) |
---|
636 | table = creator.getWidgetsTable( |
---|
637 | view.form_fields, view.context, None, lang=portal_language, |
---|
638 | separators=separators) |
---|
639 | data.append(table) |
---|
640 | |
---|
641 | # Insert scanned docs |
---|
642 | if show_scans: |
---|
643 | data.extend(docs_as_flowables(view, portal_language)) |
---|
644 | |
---|
645 | # Insert history |
---|
646 | if filename.startswith('clearance'): |
---|
647 | hist_translation = trans(_('Workflow History'), portal_language) |
---|
648 | data.append(Paragraph(hist_translation, HEADING_STYLE)) |
---|
649 | data.extend(creator.fromStringList(student.history.messages)) |
---|
650 | |
---|
651 | # Insert content tables (optionally on second page) |
---|
652 | if hasattr(view, 'tabletitle'): |
---|
653 | for i in range(len(view.tabletitle)): |
---|
654 | if tabledata[i] and tableheader[i]: |
---|
655 | #data.append(PageBreak()) |
---|
656 | #data.append(Spacer(1, 20)) |
---|
657 | data.append(Paragraph(view.tabletitle[i], HEADING_STYLE)) |
---|
658 | data.append(Spacer(1, 8)) |
---|
659 | contenttable = render_table_data(tableheader[i],tabledata[i]) |
---|
660 | data.append(contenttable) |
---|
661 | |
---|
662 | # Insert signatures |
---|
663 | # XXX: We are using only sigs_in_footer in waeup.kofa, so we |
---|
664 | # do not have a test for the following lines. |
---|
665 | if signatures and not sigs_in_footer: |
---|
666 | data.append(Spacer(1, 20)) |
---|
667 | # Render one signature table per signature to |
---|
668 | # get date and signature in line. |
---|
669 | for signature in signatures: |
---|
670 | signaturetables = get_signature_tables(signature) |
---|
671 | data.append(signaturetables[0]) |
---|
672 | |
---|
673 | view.response.setHeader( |
---|
674 | 'Content-Type', 'application/pdf') |
---|
675 | try: |
---|
676 | pdf_stream = creator.create_pdf( |
---|
677 | data, None, doc_title, author=author, footer=footer_text, |
---|
678 | note=note, sigs_in_footer=sigs_in_footer, topMargin=topMargin) |
---|
679 | except IOError: |
---|
680 | view.flash('Error in image file.') |
---|
681 | return view.redirect(view.url(view.context)) |
---|
682 | return pdf_stream |
---|
683 | |
---|
684 | gpa_boundaries = ((1, 'Fail'), |
---|
685 | (1.5, 'Pass'), |
---|
686 | (2.4, '3rd Class'), |
---|
687 | (3.5, '2nd Class Lower'), |
---|
688 | (4.5, '2nd Class Upper'), |
---|
689 | (5, '1st Class')) |
---|
690 | |
---|
691 | def getClassFromCGPA(self, gpa): |
---|
692 | if gpa < self.gpa_boundaries[0][0]: |
---|
693 | return 0, self.gpa_boundaries[0][1] |
---|
694 | if gpa < self.gpa_boundaries[1][0]: |
---|
695 | return 1, self.gpa_boundaries[1][1] |
---|
696 | if gpa < self.gpa_boundaries[2][0]: |
---|
697 | return 2, self.gpa_boundaries[2][1] |
---|
698 | if gpa < self.gpa_boundaries[3][0]: |
---|
699 | return 3, self.gpa_boundaries[3][1] |
---|
700 | if gpa < self.gpa_boundaries[4][0]: |
---|
701 | return 4, self.gpa_boundaries[4][1] |
---|
702 | if gpa <= self.gpa_boundaries[5][0]: |
---|
703 | return 5, self.gpa_boundaries[5][1] |
---|
704 | return 'N/A' |
---|
705 | |
---|
706 | def renderPDFTranscript(self, view, filename='transcript.pdf', |
---|
707 | student=None, |
---|
708 | studentview=None, |
---|
709 | note=None, signatures=None, sigs_in_footer=(), |
---|
710 | show_scans=True, topMargin=1.5, |
---|
711 | omit_fields=(), |
---|
712 | tableheader=None): |
---|
713 | """Render pdf slips for transcript. |
---|
714 | """ |
---|
715 | portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE |
---|
716 | # XXX: tell what the different parameters mean |
---|
717 | style = getSampleStyleSheet() |
---|
718 | creator = self.getPDFCreator(student) |
---|
719 | data = [] |
---|
720 | doc_title = view.label |
---|
721 | author = '%s (%s)' % (view.request.principal.title, |
---|
722 | view.request.principal.id) |
---|
723 | footer_text = view.label.split('\n') |
---|
724 | if len(footer_text) > 2: |
---|
725 | # We can add a department in first line |
---|
726 | footer_text = footer_text[1] |
---|
727 | else: |
---|
728 | # Only the first line is used for the footer |
---|
729 | footer_text = footer_text[0] |
---|
730 | if getattr(student, 'student_id', None) is not None: |
---|
731 | footer_text = "%s - %s - " % (student.student_id, footer_text) |
---|
732 | |
---|
733 | # Insert student data table |
---|
734 | if student is not None: |
---|
735 | #bd_translation = trans(_('Base Data'), portal_language) |
---|
736 | #data.append(Paragraph(bd_translation, HEADING_STYLE)) |
---|
737 | data.append(render_student_data( |
---|
738 | studentview, omit_fields, lang=portal_language)) |
---|
739 | |
---|
740 | |
---|
741 | transcript_data = view.context.getTranscriptData() |
---|
742 | levels_data = transcript_data[0] |
---|
743 | gpa = transcript_data[1] |
---|
744 | |
---|
745 | contextdata = [] |
---|
746 | f_label = trans(_('Course of Study:'), portal_language) |
---|
747 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
---|
748 | f_text = formatted_text(view.context.certificate.longtitle) |
---|
749 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
---|
750 | contextdata.append([f_label,f_text]) |
---|
751 | |
---|
752 | f_label = trans(_('Faculty:'), portal_language) |
---|
753 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
---|
754 | f_text = formatted_text( |
---|
755 | view.context.certificate.__parent__.__parent__.__parent__.longtitle) |
---|
756 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
---|
757 | contextdata.append([f_label,f_text]) |
---|
758 | |
---|
759 | f_label = trans(_('Department:'), portal_language) |
---|
760 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
---|
761 | f_text = formatted_text( |
---|
762 | view.context.certificate.__parent__.__parent__.longtitle) |
---|
763 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
---|
764 | contextdata.append([f_label,f_text]) |
---|
765 | |
---|
766 | f_label = trans(_('Entry Session:'), portal_language) |
---|
767 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
---|
768 | f_text = formatted_text( |
---|
769 | view.session_dict.get(view.context.entry_session)) |
---|
770 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
---|
771 | contextdata.append([f_label,f_text]) |
---|
772 | |
---|
773 | f_label = trans(_('Entry Mode:'), portal_language) |
---|
774 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
---|
775 | f_text = formatted_text(view.studymode_dict.get( |
---|
776 | view.context.entry_mode)) |
---|
777 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
---|
778 | contextdata.append([f_label,f_text]) |
---|
779 | |
---|
780 | f_label = trans(_('Cumulative GPA:'), portal_language) |
---|
781 | f_label = Paragraph(f_label, ENTRY1_STYLE) |
---|
782 | f_text = formatted_text('%s (%s)' % (gpa, self.getClassFromCGPA(gpa)[1])) |
---|
783 | f_text = Paragraph(f_text, ENTRY1_STYLE) |
---|
784 | contextdata.append([f_label,f_text]) |
---|
785 | |
---|
786 | contexttable = Table(contextdata,style=SLIP_STYLE) |
---|
787 | data.append(contexttable) |
---|
788 | |
---|
789 | transcripttables = render_transcript_data( |
---|
790 | view, tableheader, levels_data, lang=portal_language) |
---|
791 | data.extend(transcripttables) |
---|
792 | |
---|
793 | # Insert signatures |
---|
794 | # XXX: We are using only sigs_in_footer in waeup.kofa, so we |
---|
795 | # do not have a test for the following lines. |
---|
796 | if signatures and not sigs_in_footer: |
---|
797 | data.append(Spacer(1, 20)) |
---|
798 | # Render one signature table per signature to |
---|
799 | # get date and signature in line. |
---|
800 | for signature in signatures: |
---|
801 | signaturetables = get_signature_tables(signature) |
---|
802 | data.append(signaturetables[0]) |
---|
803 | |
---|
804 | view.response.setHeader( |
---|
805 | 'Content-Type', 'application/pdf') |
---|
806 | try: |
---|
807 | pdf_stream = creator.create_pdf( |
---|
808 | data, None, doc_title, author=author, footer=footer_text, |
---|
809 | note=note, sigs_in_footer=sigs_in_footer, topMargin=topMargin) |
---|
810 | except IOError: |
---|
811 | view.flash(_('Error in image file.')) |
---|
812 | return view.redirect(view.url(view.context)) |
---|
813 | return pdf_stream |
---|
814 | |
---|
815 | def maxCredits(self, studylevel): |
---|
816 | """Return maximum credits. |
---|
817 | |
---|
818 | In some universities maximum credits is not constant, it |
---|
819 | depends on the student's study level. |
---|
820 | """ |
---|
821 | return 50 |
---|
822 | |
---|
823 | def maxCreditsExceeded(self, studylevel, course): |
---|
824 | max_credits = self.maxCredits(studylevel) |
---|
825 | if max_credits and \ |
---|
826 | studylevel.total_credits + course.credits > max_credits: |
---|
827 | return max_credits |
---|
828 | return 0 |
---|
829 | |
---|
830 | def getBedCoordinates(self, bedticket): |
---|
831 | """Return bed coordinates. |
---|
832 | |
---|
833 | This method can be used to customize the display_coordinates |
---|
834 | property method. |
---|
835 | """ |
---|
836 | return bedticket.bed_coordinates |
---|
837 | |
---|
838 | VERDICTS_DICT = { |
---|
839 | '0': _('(not yet)'), |
---|
840 | 'A': 'Successful student', |
---|
841 | 'B': 'Student with carryover courses', |
---|
842 | 'C': 'Student on probation', |
---|
843 | } |
---|
844 | |
---|
845 | SEPARATORS_DICT = { |
---|
846 | } |
---|
847 | |
---|
848 | SKIP_UPLOAD_VIEWLETS = () |
---|
849 | |
---|
850 | #: A prefix used when generating new student ids. Each student id will |
---|
851 | #: start with this string. The default is 'K' for ``Kofa``. |
---|
852 | STUDENT_ID_PREFIX = u'K' |
---|