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source: main/kofacustom.iuokada/trunk/src/kofacustom/iuokada/students/utils.py @ 17838

Last change on this file since 17838 was 17818, checked in by Henrik Bettermann, 6 months ago
Matrac number format for CDL.
Property svn:keywords set to `Id`
File size: 20.2 KB

Rev	Line
[10765]	1	## $Id: utils.py 17818 2024-06-20 08:37:06Z 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	##
[15802]	18	import grok
[10765]	19	from time import time
[16136]	20	from copy import deepcopy
[10765]	21	from zope.component import createObject, getUtility
	22	from waeup.kofa.interfaces import (IKofaUtils,
[16091]	23	ADMITTED, CLEARANCE, REQUESTED, CLEARED, RETURNING, PAID,
	24	REGISTERED, VALIDATED)
[10765]	25	from kofacustom.nigeria.students.utils import NigeriaStudentsUtils
[15563]	26	from kofacustom.iuokada.interfaces import MessageFactory as _
[10765]	27
	28	class CustomStudentsUtils(NigeriaStudentsUtils):
	29	"""A collection of customized methods.
	30
	31	"""
	32
[17661]	33	@property
	34	def STUDENT_ID_PREFIX(self):
	35	if grok.getSite().__name__ == 'iuokada-cdl':
	36	return u'F'
	37	return u'I'
[15645]	38
[17661]	39
[15649]	40	SKIP_UPLOAD_VIEWLETS = (
[15654]	41	'acceptanceletterupload', 'certificateupload'
[15649]	42	)
[15653]	43	# Maximum size of upload files in kB
	44	MAX_KB = 500
[15649]	45
[15656]	46	#: A tuple containing the names of registration states in which changing of
	47	#: passport pictures is allowed.
[16136]	48
[15657]	49	PORTRAIT_CHANGE_STATES = (ADMITTED, CLEARANCE,)
[15656]	50
[16223]	51	REQUIRED_PAYMENTS_FRESH = {
[16136]	52	'registration': 'Registration Fee',
	53	'book': 'Book Deposit',
	54	'develop': 'Development Fee',
	55	'parentsconsult': 'Parents Consultative Forum (PCF) Fee',
[16223]	56	'municipal_fresh': 'Fresh Students Municipal Fee',
[16136]	57	}
	58
[16223]	59	REQUIRED_PAYMENTS_RETURNING = {
	60	'registration': 'Registration Fee',
	61	'book': 'Book Deposit',
	62	'develop': 'Development Fee',
	63	'parentsconsult': 'Parents Consultative Forum (PCF) Fee',
	64	'municipal_returning': 'Returning Students Municipal Fee',
	65	}
	66
[16233]	67	REQUIRED_PAYMENTS_PG = {
	68	'pg_other': 'PG Other Charges',
	69	}
	70
[15660]	71	def warnCreditsOOR(self, studylevel, course=None):
	72	"""Return message if credits are out of range. In the base
	73	package only maximum credits is set.
	74	"""
[16377]	75	max_credits = 60
	76	end_level = getattr(studylevel.__parent__.certificate, 'end_level', None)
	77	if end_level and studylevel.level >= end_level:
	78	max_credits = 80
	79	if course and studylevel.total_credits + course.credits > max_credits:
[15660]	80	return _('Maximum credits exceeded.')
[16377]	81	elif studylevel.total_credits > max_credits:
[15660]	82	return _('Maximum credits exceeded.')
	83	return
	84
[16136]	85	def _requiredPaymentsMissing(self, student, session):
[16257]	86	# Deactivated on 29/09/20 (don't know why)
	87	return
	88
[16233]	89	if student.is_postgrad:
	90	rp = self.REQUIRED_PAYMENTS_PG
	91	elif student.is_fresh:
[16223]	92	rp = self.REQUIRED_PAYMENTS_FRESH
	93	else:
	94	rp = self.REQUIRED_PAYMENTS_RETURNING
	95	for ticket in student['payments'].values():
	96	if ticket.p_category == 'required_combi'and \
	97	ticket.p_session == session and \
	98	ticket.p_state == 'paid':
	99	return
	100	cats_missing = deepcopy(rp)
[16136]	101	if len(student['payments']):
[16223]	102	for category in rp.keys():
[16136]	103	for ticket in student['payments'].values():
	104	if ticket.p_state == 'paid' and \
[16223]	105	ticket.p_category == category and \
[16136]	106	ticket.p_session == session:
	107	del cats_missing[category]
[16222]	108	if not cats_missing:
	109	return
	110	return "%s must be paid before Tution Fee. Make either single payments or make a 'Required Combi Payment'." % ', '.join(
	111	cats_missing.values())
[16136]	112
[16583]	113	def samePaymentMade(self, student, category, p_item, p_session):
	114	if category.startswith('resit'):
	115	return False
	116	for key in student['payments'].keys():
	117	ticket = student['payments'][key]
	118	if ticket.p_state == 'paid' and\
	119	ticket.p_category == category and \
	120	ticket.p_item != 'Balance' and \
	121	ticket.p_item == p_item and \
	122	ticket.p_session == p_session:
	123	return True
	124	return False
	125
[15645]	126	def setPaymentDetails(self, category, student,
[16136]	127	previous_session=None, previous_level=None, combi=[]):
[15645]	128	"""Create a payment ticket and set the payment data of a
	129	student for the payment category specified.
	130	"""
[17661]	131	if grok.getSite().__name__ == 'iuokada-cdl':
	132	return self.setCDLPaymentDetails(category, student,
	133	previous_session, previous_level, combi)
[15645]	134	p_item = u''
	135	amount = 0.0
	136	if previous_session:
	137	if previous_session < student['studycourse'].entry_session:
	138	return _('The previous session must not fall below '
	139	'your entry session.'), None
	140	if category == 'schoolfee':
	141	# School fee is always paid for the following session
	142	if previous_session > student['studycourse'].current_session:
	143	return _('This is not a previous session.'), None
	144	else:
	145	if previous_session > student['studycourse'].current_session - 1:
	146	return _('This is not a previous session.'), None
	147	p_session = previous_session
	148	p_level = previous_level
	149	p_current = False
	150	else:
	151	p_session = student['studycourse'].current_session
	152	p_level = student['studycourse'].current_level
	153	p_current = True
[16223]	154	if category in self.REQUIRED_PAYMENTS_FRESH.keys() \
	155	+ self.REQUIRED_PAYMENTS_RETURNING.keys() \
	156	+ ['schoolfee','schoolfee40','secondinstal'] \
[16136]	157	and student.state == RETURNING:
	158	# In case of school fee or required sundry fee payments the
	159	# payment session is always next session if students are in
	160	# state returning.
	161	p_session, p_level = self.getReturningData(student)
[15645]	162	academic_session = self._getSessionConfiguration(p_session)
	163	if academic_session == None:
	164	return _(u'Session configuration object is not available.'), None
	165	# Determine fee.
[16138]	166	if category in ('schoolfee', 'schoolfee40', 'secondinstal'):
[16136]	167	rpm = self._requiredPaymentsMissing(student, p_session)
	168	if rpm:
	169	return rpm, None
[15645]	170	try:
	171	certificate = student['studycourse'].certificate
	172	p_item = certificate.code
	173	except (AttributeError, TypeError):
	174	return _('Study course data are incomplete.'), None
	175	if previous_session:
	176	# Students can pay for previous sessions in all
	177	# workflow states. Fresh students are excluded by the
	178	# update method of the PreviousPaymentAddFormPage.
	179	if previous_level == 100:
	180	amount = getattr(certificate, 'school_fee_1', 0.0)
	181	else:
	182	amount = getattr(certificate, 'school_fee_2', 0.0)
[15780]	183	if category == 'schoolfee40':
[15773]	184	amount = 0.4*amount
[15780]	185	elif category == 'secondinstal':
[15773]	186	amount = 0.6*amount
[15780]	187	else:
	188	if category == 'secondinstal':
	189	if student.is_fresh:
	190	amount = 0.6 * getattr(certificate, 'school_fee_1', 0.0)
	191	else:
	192	amount = 0.6 * getattr(certificate, 'school_fee_2', 0.0)
	193	else:
[16091]	194	if student.state in (CLEARANCE, REQUESTED, CLEARED):
[15780]	195	amount = getattr(certificate, 'school_fee_1', 0.0)
	196	elif student.state == RETURNING:
	197	amount = getattr(certificate, 'school_fee_2', 0.0)
	198	elif student.is_postgrad and student.state == PAID:
	199	# Returning postgraduate students also pay for the
	200	# next session but their level always remains the
	201	# same.
	202	p_session += 1
	203	academic_session = self._getSessionConfiguration(p_session)
	204	if academic_session == None:
	205	return _(
	206	u'Session configuration object is not available.'
	207	), None
	208	amount = getattr(certificate, 'school_fee_2', 0.0)
	209	if amount and category == 'schoolfee40':
	210	amount = 0.4*amount
[15645]	211	elif category == 'clearance':
	212	try:
	213	p_item = student['studycourse'].certificate.code
	214	except (AttributeError, TypeError):
	215	return _('Study course data are incomplete.'), None
	216	amount = academic_session.clearance_fee
[16464]	217	if student.is_postgrad:
	218	amount *= 0.5
[15937]	219	elif category.startswith('resit'):
	220	amount = academic_session.resit_fee
	221	number = int(category.strip('resit'))
[16571]	222	amount *= number
[15661]	223	#elif category == 'bed_allocation':
	224	# p_item = self.getAccommodationDetails(student)['bt']
	225	# amount = academic_session.booking_fee
	226	#elif category == 'hostel_maintenance':
	227	# amount = 0.0
	228	# bedticket = student['accommodation'].get(
	229	# str(student.current_session), None)
	230	# if bedticket is not None and bedticket.bed is not None:
	231	# p_item = bedticket.bed_coordinates
	232	# if bedticket.bed.__parent__.maint_fee > 0:
	233	# amount = bedticket.bed.__parent__.maint_fee
	234	# else:
	235	# # fallback
	236	# amount = academic_session.maint_fee
	237	# else:
	238	# return _(u'No bed allocated.'), None
[15676]	239	elif category == 'combi' and combi:
	240	categories = getUtility(IKofaUtils).COMBI_PAYMENT_CATEGORIES
	241	for cat in combi:
	242	fee_name = cat + '_fee'
	243	cat_amount = getattr(academic_session, fee_name, 0.0)
	244	if not cat_amount:
	245	return _('%s undefined.' % categories[cat]), None
	246	amount += cat_amount
	247	p_item += u'%s + ' % categories[cat]
	248	p_item = p_item.strip(' + ')
[16222]	249	elif category == 'required_combi':
[16233]	250	if student.is_postgrad:
	251	rp = self.REQUIRED_PAYMENTS_PG
	252	elif student.is_fresh:
	253	rp = self.REQUIRED_PAYMENTS_FRESH
[16223]	254	else:
[16233]	255	rp = self.REQUIRED_PAYMENTS_RETURNING
[16222]	256	for cat in rp:
	257	fee_name = cat + '_fee'
	258	cat_amount = getattr(academic_session, fee_name, 0.0)
	259	if not cat_amount:
	260	return _('%s undefined.' % rp[cat]), None
	261	amount += cat_amount
	262	p_item += u'%s + ' % rp[cat]
	263	p_item = p_item.strip(' + ')
[15645]	264	else:
	265	fee_name = category + '_fee'
	266	amount = getattr(academic_session, fee_name, 0.0)
	267	if amount in (0.0, None):
	268	return _('Amount could not be determined.'), None
	269	if self.samePaymentMade(student, category, p_item, p_session):
	270	return _('This type of payment has already been made.'), None
	271	if self._isPaymentDisabled(p_session, category, student):
	272	return _('This category of payments has been disabled.'), None
	273	payment = createObject(u'waeup.StudentOnlinePayment')
	274	timestamp = ("%d" % int(time()*10000))[1:]
[16270]	275	if category in (
[16396]	276	'registration', 'required_combi', 'pg_other', 'jupeb_reg'):
[16270]	277	payment.provider_amt = 5000.0
	278	if category in (
	279	'schoolfee', 'schoolfee40') and student.is_jupeb:
	280	payment.provider_amt = 5000.0
[15645]	281	payment.p_id = "p%s" % timestamp
	282	payment.p_category = category
	283	payment.p_item = p_item
	284	payment.p_session = p_session
	285	payment.p_level = p_level
	286	payment.p_current = p_current
	287	payment.amount_auth = amount
[15686]	288	payment.p_combi = combi
[15802]	289	return None, payment
	290
[17661]	291	def setCDLPaymentDetails(self, category, student,
	292	previous_session=None, previous_level=None, combi=[]):
	293	"""Create a payment ticket and set the payment data of a
	294	student for the payment category specified.
	295	"""
	296	p_item = u''
	297	amount = 0.0
	298	if previous_session:
	299	if previous_session < student['studycourse'].entry_session:
	300	return _('The previous session must not fall below '
	301	'your entry session.'), None
	302	if category == 'schoolfee':
	303	# School fee is always paid for the following session
	304	if previous_session > student['studycourse'].current_session:
	305	return _('This is not a previous session.'), None
	306	else:
	307	if previous_session > student['studycourse'].current_session - 1:
	308	return _('This is not a previous session.'), None
	309	p_session = previous_session
	310	p_level = previous_level
	311	p_current = False
	312	else:
	313	p_session = student['studycourse'].current_session
	314	p_level = student['studycourse'].current_level
	315	p_current = True
	316	if category in self.REQUIRED_PAYMENTS_FRESH.keys() \
	317	+ self.REQUIRED_PAYMENTS_RETURNING.keys() \
	318	+ ['schoolfee','schoolfee40','secondinstal'] \
	319	and student.state == RETURNING:
	320	# In case of school fee or required sundry fee payments the
	321	# payment session is always next session if students are in
	322	# state returning.
	323	p_session, p_level = self.getReturningData(student)
	324	academic_session = self._getSessionConfiguration(p_session)
	325	if academic_session == None:
	326	return _(u'Session configuration object is not available.'), None
	327	# Determine fee.
	328	if category in ('schoolfee', 'schoolfee40', 'secondinstal'):
	329	rpm = self._requiredPaymentsMissing(student, p_session)
	330	if rpm:
	331	return rpm, None
	332	try:
	333	certificate = student['studycourse'].certificate
	334	p_item = certificate.code
	335	except (AttributeError, TypeError):
	336	return _('Study course data are incomplete.'), None
	337	if previous_session:
	338	# Students can pay for previous sessions in all
	339	# workflow states. Fresh students are excluded by the
	340	# update method of the PreviousPaymentAddFormPage.
	341	if previous_level == 100:
	342	amount = getattr(certificate, 'school_fee_1', 0.0)
	343	else:
	344	amount = getattr(certificate, 'school_fee_2', 0.0)
	345	if category == 'schoolfee40':
	346	amount = 0.4*amount
	347	elif category == 'secondinstal':
	348	amount = 0.6*amount
	349	else:
	350	if category == 'secondinstal':
	351	if student.is_fresh:
	352	amount = 0.6 * getattr(certificate, 'school_fee_1', 0.0)
	353	else:
	354	amount = 0.6 * getattr(certificate, 'school_fee_2', 0.0)
	355	else:
	356	if student.state in (CLEARANCE, REQUESTED, CLEARED):
	357	amount = getattr(certificate, 'school_fee_1', 0.0)
	358	elif student.state == RETURNING:
	359	amount = getattr(certificate, 'school_fee_2', 0.0)
	360	elif student.is_postgrad and student.state == PAID:
	361	# Returning postgraduate students also pay for the
	362	# next session but their level always remains the
	363	# same.
	364	p_session += 1
	365	academic_session = self._getSessionConfiguration(p_session)
	366	if academic_session == None:
	367	return _(
	368	u'Session configuration object is not available.'
	369	), None
	370	amount = getattr(certificate, 'school_fee_2', 0.0)
	371	if amount and category == 'schoolfee40':
	372	amount = 0.4*amount
	373	elif category == 'clearance':
	374	try:
	375	p_item = student['studycourse'].certificate.code
	376	except (AttributeError, TypeError):
	377	return _('Study course data are incomplete.'), None
	378	amount = academic_session.clearance_fee
	379	elif category.startswith('cdlcourse'):
	380	amount = academic_session.course_fee
	381	number = int(category.strip('cdlcourse'))
	382	amount *= number
	383	elif category == 'combi' and combi:
[17664]	384	categories = getUtility(IKofaUtils).COMBI_PAYMENT_CATEGORIES
[17661]	385	for cat in combi:
	386	fee_name = cat + '_fee'
	387	cat_amount = getattr(academic_session, fee_name, 0.0)
	388	if not cat_amount:
	389	return _('%s undefined.' % categories[cat]), None
	390	amount += cat_amount
	391	p_item += u'%s + ' % categories[cat]
	392	p_item = p_item.strip(' + ')
	393	else:
	394	fee_name = category + '_fee'
	395	amount = getattr(academic_session, fee_name, 0.0)
	396	if amount in (0.0, None):
	397	return _('Amount could not be determined.'), None
	398	if self.samePaymentMade(student, category, p_item, p_session):
	399	return _('This type of payment has already been made.'), None
	400	if self._isPaymentDisabled(p_session, category, student):
	401	return _('This category of payments has been disabled.'), None
	402	payment = createObject(u'waeup.StudentOnlinePayment')
	403	timestamp = ("%d" % int(time()*10000))[1:]
	404	if category in (
	405	'registration', 'required_combi', 'pg_other', 'jupeb_reg'):
	406	payment.provider_amt = 5000.0
	407	if category in (
	408	'schoolfee', 'schoolfee40') and student.is_jupeb:
	409	payment.provider_amt = 5000.0
	410	payment.p_id = "p%s" % timestamp
	411	payment.p_category = category
	412	payment.p_item = p_item
	413	payment.p_session = p_session
	414	payment.p_level = p_level
	415	payment.p_current = p_current
	416	payment.amount_auth = amount
	417	payment.p_combi = combi
	418	return None, payment
	419
[16138]	420	def setBalanceDetails(self, category, student,
	421	balance_session, balance_level, balance_amount):
	422	"""Create a balance payment ticket and set the payment data
	423	as selected by the student.
	424	"""
[16139]	425	if category in ('schoolfee', 'schoolfee40', 'secondinstal') \
	426	and balance_session > 2019:
[16138]	427	rpm = self._requiredPaymentsMissing(student, balance_session)
	428	if rpm:
	429	return rpm, None
	430	return super(
	431	CustomStudentsUtils, self).setBalanceDetails(category, student,
	432	balance_session, balance_level, balance_amount)
	433
[15802]	434	def constructMatricNumber(self, student):
	435	"""Fetch the matric number counter which fits the student and
	436	construct the new matric number of the student.
	437	"""
	438	next_integer = grok.getSite()['configuration'].next_matric_integer
	439	if next_integer == 0:
	440	return _('Matriculation number cannot be set.'), None
[15810]	441	if not student.state in (
	442	RETURNING, CLEARED, PAID, REGISTERED, VALIDATED):
[15805]	443	return _('Matriculation number cannot be set.'), None
[15802]	444	year = unicode(student.entry_session)[2:]
[17818]	445	if grok.getSite().__name__ == 'iuokada-cdl':
	446	return None, "%s/%04d/%s/CDL" % (year, next_integer, student.faccode)
[16294]	447	return None, "%s/%06d/%s" % (year, next_integer, student.faccode)

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