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source: main/waeup.aaue/trunk/src/waeup/aaue/students/utils.py @ 14113

Last change on this file since 14113 was 14089, checked in by Henrik Bettermann, 8 years ago
No probation levels in AAUE.
Property svn:keywords set to `Id`
File size: 17.7 KB

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1	## $Id: utils.py 14089 2016-08-18 07:42:10Z henrik $
2	##
3	## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann
4	## This program is free software; you can redistribute it and/or modify
5	## it under the terms of the GNU General Public License as published by
6	## the Free Software Foundation; either version 2 of the License, or
7	## (at your option) any later version.
8	##
9	## This program is distributed in the hope that it will be useful,
10	## but WITHOUT ANY WARRANTY; without even the implied warranty of
11	## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	## GNU General Public License for more details.
13	##
14	## You should have received a copy of the GNU General Public License
15	## along with this program; if not, write to the Free Software
16	## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17	##
18	import grok
19	from time import time
20	from zope.component import createObject
21	from waeup.kofa.interfaces import (
22	ADMITTED, CLEARANCE, REQUESTED, CLEARED, RETURNING, PAID,
23	academic_sessions_vocab)
24	from kofacustom.nigeria.students.utils import NigeriaStudentsUtils
25	from waeup.kofa.accesscodes import create_accesscode
26	from waeup.kofa.students.utils import trans
27	from waeup.aaue.interswitch.browser import gateway_net_amt, GATEWAY_AMT
28	from waeup.aaue.interfaces import MessageFactory as _
29
30	class CustomStudentsUtils(NigeriaStudentsUtils):
31	"""A collection of customized methods.
32
33	"""
34
35	PORTRAIT_CHANGE_STATES = (ADMITTED, RETURNING)
36
37	gpa_boundaries = ((1, 'FRNS'),
38	(1.5, 'Pass'),
39	(2.4, '3rd Class Honours'),
40	(3.5, '2nd Class Honours Lower Division'),
41	(4.5, '2nd Class Honours Upper Division'),
42	(5, '1st Class Honours'))
43
44	def increaseMatricInteger(self, student):
45	"""Increase counter for matric numbers.
46	This counter can be a centrally stored attribute or an attribute of
47	faculties, departments or certificates. In the base package the counter
48	is as an attribute of the site configuration container.
49	"""
50	if student.current_mode in ('ug_pt', 'de_pt'):
51	grok.getSite()['configuration'].next_matric_integer += 1
52	return
53	elif student.is_postgrad:
54	grok.getSite()['configuration'].next_matric_integer_3 += 1
55	return
56	elif student.current_mode in ('dp_ft',):
57	grok.getSite()['configuration'].next_matric_integer_4 += 1
58	return
59	grok.getSite()['configuration'].next_matric_integer_2 += 1
60	return
61
62	def _concessionalPaymentMade(self, student):
63	if len(student['payments']):
64	for ticket in student['payments'].values():
65	if ticket.p_state == 'paid' and \
66	ticket.p_category == 'concessional':
67	return True
68	return False
69
70	def constructMatricNumber(self, student):
71	faccode = student.faccode
72	depcode = student.depcode
73	certcode = student.certcode
74	degree = getattr(
75	getattr(student.get('studycourse', None), 'certificate', None),
76	'degree', None)
77	year = unicode(student.entry_session)[2:]
78	if not student.state in (PAID, ) or not student.is_fresh or \
79	student.current_mode == 'found':
80	return _('Matriculation number cannot be set.'), None
81	#if student.current_mode not in ('mug_ft', 'mde_ft') and \
82	# not self._concessionalPaymentMade(student):
83	# return _('Matriculation number cannot be set.'), None
84	if student.is_postgrad:
85	next_integer = grok.getSite()['configuration'].next_matric_integer_3
86	if not degree or next_integer == 0:
87	return _('Matriculation number cannot be set.'), None
88	if student.faccode in ('IOE'):
89	return None, "AAU/SPS/%s/%s/%s/%05d" % (
90	faccode, year, degree, next_integer)
91	return None, "AAU/SPS/%s/%s/%s/%s/%05d" % (
92	faccode, depcode, year, degree, next_integer)
93	if student.current_mode in ('ug_pt', 'de_pt'):
94	next_integer = grok.getSite()['configuration'].next_matric_integer
95	if next_integer == 0:
96	return _('Matriculation number cannot be set.'), None
97	return None, "PTP/%s/%s/%s/%05d" % (
98	faccode, depcode, year, next_integer)
99	if student.current_mode in ('dp_ft',):
100	next_integer = grok.getSite()['configuration'].next_matric_integer_4
101	if next_integer == 0:
102	return _('Matriculation number cannot be set.'), None
103	return None, "IOE/DIP/%s/%05d" % (year, next_integer)
104	next_integer = grok.getSite()['configuration'].next_matric_integer_2
105	if next_integer == 0:
106	return _('Matriculation number cannot be set.'), None
107	if student.faccode in ('FBM', 'FCS'):
108	return None, "CMS/%s/%s/%s/%05d" % (
109	faccode, depcode, year, next_integer)
110	return None, "%s/%s/%s/%05d" % (faccode, depcode, year, next_integer)
111
112	def getReturningData(self, student):
113	""" This method defines what happens after school fee payment
114	of returning students depending on the student's senate verdict.
115	"""
116	prev_level = student['studycourse'].current_level
117	cur_verdict = student['studycourse'].current_verdict
118	if cur_verdict in ('A','B','C', 'L','M','N','Z',):
119	# Successful student
120	new_level = divmod(int(prev_level),100)[0]*100 + 100
121	#elif cur_verdict == 'C':
122	# # Student on probation
123	# new_level = int(prev_level) + 10
124	else:
125	# Student is somehow in an undefined state.
126	# Level has to be set manually.
127	new_level = prev_level
128	new_session = student['studycourse'].current_session + 1
129	return new_session, new_level
130
131	def _isPaymentDisabled(self, p_session, category, student):
132	academic_session = self._getSessionConfiguration(p_session)
133	if category.startswith('schoolfee') and \
134	'sf_all' in academic_session.payment_disabled:
135	return True
136	if category.startswith('clearance') and \
137	'cl_regular' in academic_session.payment_disabled and \
138	student.current_mode in ('ug_ft', 'de_ft', 'mug_ft', 'mde_ft'):
139	return True
140	if category == 'hostel_maintenance' and \
141	'maint_all' in academic_session.payment_disabled:
142	return True
143	return False
144
145	def setPaymentDetails(self, category, student,
146	previous_session=None, previous_level=None):
147	"""Create Payment object and set the payment data of a student for
148	the payment category specified.
149
150	"""
151	details = {}
152	p_item = u''
153	amount = 0.0
154	error = u''
155	if previous_session:
156	return _('Previous session payment not yet implemented.'), None
157	p_session = student['studycourse'].current_session
158	p_level = student['studycourse'].current_level
159	p_current = True
160	academic_session = self._getSessionConfiguration(p_session)
161	if academic_session == None:
162	return _(u'Session configuration object is not available.'), None
163	# Determine fee.
164	if category == 'transfer':
165	amount = academic_session.transfer_fee
166	elif category == 'transcript':
167	amount = academic_session.transcript_fee
168	elif category == 'bed_allocation':
169	amount = academic_session.booking_fee
170	elif category == 'hostel_maintenance':
171	amount = 0.0
172	bedticket = student['accommodation'].get(
173	str(student.current_session), None)
174	if bedticket is not None and bedticket.bed is not None:
175	p_item = bedticket.display_coordinates
176	if bedticket.bed.__parent__.maint_fee > 0:
177	amount = bedticket.bed.__parent__.maint_fee
178	else:
179	# fallback
180	amount = academic_session.maint_fee
181	else:
182	return _(u'No bed allocated.'), None
183	elif category == 'welfare' and not student.is_postgrad:
184	amount = academic_session.welfare_fee
185	elif category == 'union' and not student.is_postgrad:
186	amount = academic_session.union_fee
187	elif category == 'lapel' and not student.is_postgrad:
188	amount = academic_session.lapel_fee
189	elif category == 'matric_gown' and not student.is_postgrad:
190	amount = academic_session.matric_gown_fee
191	elif category == 'concessional' and not student.is_postgrad:
192	amount = academic_session.concessional_fee
193	elif student.current_mode == 'found' and category not in (
194	'schoolfee', 'clearance', 'late_registration'):
195	return _('Not allowed.'), None
196	elif category.startswith('clearance'):
197	if student.state not in (ADMITTED, CLEARANCE, REQUESTED, CLEARED):
198	return _(u'Acceptance Fee payments not allowed.'), None
199	if student.current_mode in (
200	'ug_ft', 'ug_pt', 'de_ft', 'de_pt',
201	'transfer', 'mug_ft', 'mde_ft') \
202	and category != 'clearance_incl':
203	return _("Additional fees must be included."), None
204	if student.faccode == 'FP':
205	amount = academic_session.clearance_fee_fp
206	elif student.current_mode.endswith('_pt'):
207	if student.is_postgrad:
208	amount = academic_session.clearance_fee_pg_pt
209	else:
210	amount = academic_session.clearance_fee_ug_pt
211	elif student.faccode == 'FCS':
212	# Students in clinical medical sciences pay the medical
213	# acceptance fee
214	amount = academic_session.clearance_fee_med
215	elif student.is_postgrad: # and not part-time
216	if category != 'clearance':
217	return _("No additional fees required."), None
218	amount = academic_session.clearance_fee_pg
219	else:
220	amount = academic_session.clearance_fee
221	p_item = student['studycourse'].certificate.code
222	if amount in (0.0, None):
223	return _(u'Amount could not be determined.'), None
224	# Add Matric Gown Fee and Lapel Fee
225	if category == 'clearance_incl':
226	amount += gateway_net_amt(academic_session.matric_gown_fee) + \
227	gateway_net_amt(academic_session.lapel_fee)
228	elif category == 'late_registration':
229	amount = academic_session.late_registration_fee
230	elif category.startswith('schoolfee'):
231	try:
232	certificate = student['studycourse'].certificate
233	p_item = certificate.code
234	except (AttributeError, TypeError):
235	return _('Study course data are incomplete.'), None
236	if student.is_postgrad and category != 'schoolfee':
237	return _("No additional fees required."), None
238	if student.current_mode in (
239	'ug_ft', 'ug_pt', 'de_ft', 'de_pt',
240	'transfer', 'mug_ft', 'mde_ft') \
241	and not category in (
242	'schoolfee_incl', 'schoolfee_1', 'schoolfee_2'):
243	return _("You must chose a payment which includes "
244	"additional fees."), None
245	if category in ('schoolfee_1', 'schoolfee_2'):
246	if student.current_mode == 'ug_pt':
247	return _("Part-time students are not allowed "
248	"to pay by instalments."), None
249	if category == 'schoolfee_1' and student.state != CLEARED:
250	return _("Wrong state. Only students in state 'cleared' "
251	"are allowed to pay by instalments."), None
252	if category == 'schoolfee_2' and not student.is_fresh:
253	return _("Only new students "
254	"are allowed to pay by instalments."), None
255	if student.state == CLEARED or category == 'schoolfee_2':
256	if student.is_foreigner:
257	amount = getattr(certificate, 'school_fee_3', 0.0)
258	else:
259	amount = getattr(certificate, 'school_fee_1', 0.0)
260	# Cut school fee by 50%
261	if category in ('schoolfee_1', 'schoolfee_2'):
262	if amount:
263	amount = gateway_net_amt(amount) / 2 + GATEWAY_AMT
264	elif student.state == RETURNING:
265	if not student.father_name:
266	return _("Personal data form is not properly filled."), None
267	# In case of returning school fee payment the payment session
268	# and level contain the values of the session the student
269	# has paid for.
270	p_session, p_level = self.getReturningData(student)
271	try:
272	academic_session = grok.getSite()[
273	'configuration'][str(p_session)]
274	except KeyError:
275	return _(u'Session configuration object is not available.'), None
276	if student.is_foreigner:
277	amount = getattr(certificate, 'school_fee_4', 0.0)
278	else:
279	amount = getattr(certificate, 'school_fee_2', 0.0)
280	else:
281	return _('Wrong state.'), None
282	if amount in (0.0, None):
283	return _(u'Amount could not be determined.'), None
284	# Add Student Union Fee and Welfare Assurance
285	if category in ('schoolfee_incl', 'schoolfee_1'):
286	amount += gateway_net_amt(academic_session.welfare_fee) + \
287	gateway_net_amt(academic_session.union_fee)
288	# Add non-indigenous fee and session specific penalty fees
289	if student.is_postgrad:
290	amount += academic_session.penalty_pg
291	if not student.lga.startswith('edo'):
292	amount += 20000.0
293	else:
294	amount += academic_session.penalty_ug
295	if amount in (0.0, None):
296	return _(u'Amount could not be determined.'), None
297	# Create ticket.
298	for key in student['payments'].keys():
299	ticket = student['payments'][key]
300	if ticket.p_state == 'paid' and\
301	ticket.p_category == category and \
302	ticket.p_item == p_item and \
303	ticket.p_session == p_session:
304	return _('This type of payment has already been made.'), None
305	# Additional condition in AAUE
306	if category in ('schoolfee', 'schoolfee_incl', 'schoolfee_1'):
307	if ticket.p_state == 'paid' and \
308	ticket.p_category in ('schoolfee',
309	'schoolfee_incl',
310	'schoolfee_1') and \
311	ticket.p_item == p_item and \
312	ticket.p_session == p_session:
313	return _(
314	'Another school fee payment for this '
315	'session has already been made.'), None
316
317	if self._isPaymentDisabled(p_session, category, student):
318	return _('This category of payments has been disabled.'), None
319	payment = createObject(u'waeup.StudentOnlinePayment')
320	timestamp = ("%d" % int(time()*10000))[1:]
321	payment.p_id = "p%s" % timestamp
322	payment.p_category = category
323	payment.p_item = p_item
324	payment.p_session = p_session
325	payment.p_level = p_level
326	payment.p_current = p_current
327	payment.amount_auth = amount
328	return None, payment
329
330	def _admissionText(self, student, portal_language):
331	inst_name = grok.getSite()['configuration'].name
332	entry_session = student['studycourse'].entry_session
333	entry_session = academic_sessions_vocab.getTerm(entry_session).title
334	text = trans(_(
335	'This is to inform you that you have been offered provisional'
336	' admission into ${a} for the ${b} academic session as follows:',
337	mapping = {'a': inst_name, 'b': entry_session}),
338	portal_language)
339	return text
340
341	def maxCredits(self, studylevel):
342	"""Return maximum credits.
343
344	"""
345	return 48
346
347	def getBedCoordinates(self, bedticket):
348	"""Return descriptive bed coordinates.
349	This method can be used to customize the `display_coordinates`
350	property method in order to display a
351	customary description of the bed space.
352	"""
353	bc = bedticket.bed_coordinates.split(',')
354	if len(bc) == 4:
355	return bc[0]
356	return bedticket.bed_coordinates
357
358	def getAccommodationDetails(self, student):
359	"""Determine the accommodation data of a student.
360	"""
361	d = {}
362	d['error'] = u''
363	hostels = grok.getSite()['hostels']
364	d['booking_session'] = hostels.accommodation_session
365	d['allowed_states'] = hostels.accommodation_states
366	d['startdate'] = hostels.startdate
367	d['enddate'] = hostels.enddate
368	d['expired'] = hostels.expired
369	# Determine bed type
370	bt = 'all'
371	if student.sex == 'f':
372	sex = 'female'
373	else:
374	sex = 'male'
375	special_handling = 'regular'
376	d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt)
377	return d
378
379	def checkAccommodationRequirements(self, student, acc_details):
380	super(CustomStudentsUtils, self).checkAccommodationRequirements(
381	student, acc_details)
382	if student.current_mode not in ('ug_ft', 'de_ft', 'mug_ft', 'mde_ft'):
383	return _('You are not eligible to book accommodation.')
384	return
385
386	# AAUE prefix
387	STUDENT_ID_PREFIX = u'E'

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