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source: main/waeup.uniben/trunk/src/waeup/uniben/students/utils.py @ 15340

Last change on this file since 15340 was 15320, checked in by Henrik Bettermann, 6 years ago
Customize samePaymentMade.
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[7419]	1	## $Id: utils.py 15320 2019-02-04 12:15:59Z 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	##
[11773]	18	import grok
[8598]	19	from time import time
[9459]	20	from zope.component import createObject, getUtility
[9513]	21	from waeup.kofa.interfaces import (IKofaUtils,
	22	CLEARED, RETURNING, PAID, REGISTERED, VALIDATED)
[13251]	23	from waeup.kofa.utils.helpers import to_timezone
	24	from waeup.kofa.students.utils import trans
[8821]	25	from kofacustom.nigeria.students.utils import NigeriaStudentsUtils
[8020]	26	from waeup.uniben.interfaces import MessageFactory as _
[6902]	27
[8821]	28	class CustomStudentsUtils(NigeriaStudentsUtils):
[7151]	29	"""A collection of customized methods.
	30
	31	"""
	32
[8270]	33	def getReturningData(self, student):
	34	""" This method defines what happens after school fee payment
[8319]	35	of returning students depending on the student's senate verdict.
[8270]	36	"""
[8319]	37	prev_level = student['studycourse'].current_level
	38	cur_verdict = student['studycourse'].current_verdict
	39	if cur_verdict in ('A','B','L','M','N','Z',):
	40	# Successful student
	41	new_level = divmod(int(prev_level),100)[0]*100 + 100
	42	elif cur_verdict == 'C':
	43	# Student on probation
	44	new_level = int(prev_level) + 10
	45	else:
	46	# Student is somehow in an undefined state.
	47	# Level has to be set manually.
	48	new_level = prev_level
[8270]	49	new_session = student['studycourse'].current_session + 1
	50	return new_session, new_level
	51
[13251]	52
[13248]	53	def checkAccommodationRequirements(self, student, acc_details):
	54	if acc_details.get('expired', False):
	55	startdate = acc_details.get('startdate')
	56	enddate = acc_details.get('enddate')
	57	if startdate and enddate:
	58	tz = getUtility(IKofaUtils).tzinfo
	59	startdate = to_timezone(
	60	startdate, tz).strftime("%d/%m/%Y %H:%M:%S")
	61	enddate = to_timezone(
	62	enddate, tz).strftime("%d/%m/%Y %H:%M:%S")
	63	return _("Outside booking period: ${a} - ${b}",
	64	mapping = {'a': startdate, 'b': enddate})
	65	else:
	66	return _("Outside booking period.")
[13777]	67	if not student.is_postgrad and student.current_mode != 'ug_ft':
[13446]	68	return _("Only undergraduate full-time students are eligible to book accommodation.")
[13283]	69	bt = acc_details.get('bt')
	70	if not bt:
[13248]	71	return _("Your data are incomplete.")
	72	if not student.state in acc_details['allowed_states']:
	73	return _("You are in the wrong registration state.")
	74	if student['studycourse'].current_session != acc_details[
	75	'booking_session']:
	76	return _('Your current session does not '
	77	'match accommodation session.')
[13283]	78	stage = bt.split('_')[2]
[13777]	79	if not student.is_postgrad and stage != 'fr' and not student[
[14328]	80	'studycourse'].previous_verdict in (
[14343]	81	'A', 'B', 'F', 'J', 'M', 'C', 'Z'):
[13283]	82	return _("Your are not eligible to book accommodation.")
[15307]	83	bsession = str(acc_details['booking_session'])
	84	if bsession in student['accommodation'].keys() \
	85	and not 'booking expired' in \
	86	student['accommodation'][bsession].bed_coordinates:
[13248]	87	return _('You already booked a bed space in '
	88	'current accommodation session.')
	89	return
[13244]	90
[13295]	91	def getAccommodationDetails(self, student):
	92	"""Determine the accommodation data of a student.
	93	"""
	94	d = {}
	95	d['error'] = u''
	96	hostels = grok.getSite()['hostels']
	97	d['booking_session'] = hostels.accommodation_session
	98	d['allowed_states'] = hostels.accommodation_states
	99	d['startdate'] = hostels.startdate
	100	d['enddate'] = hostels.enddate
	101	d['expired'] = hostels.expired
	102	# Determine bed type
	103	studycourse = student['studycourse']
	104	certificate = getattr(studycourse,'certificate',None)
	105	entry_session = studycourse.entry_session
	106	current_level = studycourse.current_level
	107	if None in (entry_session, current_level, certificate):
	108	return d
	109	if student.sex == 'f':
	110	sex = 'female'
	111	else:
	112	sex = 'male'
[13777]	113	if student.is_postgrad:
	114	bt = 'all'
	115	special_handling = 'pg'
	116	else:
	117	end_level = certificate.end_level
	118	if current_level == 10:
	119	bt = 'pr'
	120	elif entry_session == grok.getSite()['hostels'].accommodation_session:
	121	bt = 'fr'
	122	elif current_level >= end_level:
	123	bt = 'fi'
	124	else:
	125	bt = 're'
	126	special_handling = 'regular'
	127	if student.faccode in ('MED', 'DEN'):
	128	special_handling = 'clinical'
	129	elif student.certcode in ('BARTMAS', 'BARTTHR', 'BARTFAA',
	130	'BAEDFAA', 'BSCEDECHED'):
	131	special_handling = 'ekenwan'
[13295]	132	d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt)
	133	return d
	134
[9520]	135	def _paymentMade(self, student, session):
	136	if len(student['payments']):
	137	for ticket in student['payments'].values():
	138	if ticket.p_state == 'paid' and \
	139	ticket.p_category == 'schoolfee' and \
	140	ticket.p_session == session:
	141	return True
	142	return False
	143
[13566]	144	def _isPaymentDisabled(self, p_session, category, student):
	145	academic_session = self._getSessionConfiguration(p_session)
[14688]	146	if category == 'schoolfee':
	147	if 'sf_all' in academic_session.payment_disabled:
	148	return True
	149	if student.current_mode == 'found' and \
	150	'sf_found' in academic_session.payment_disabled:
	151	return True
	152	if student.is_postgrad:
	153	if 'sf_pg' in academic_session.payment_disabled:
	154	return True
	155	return False
	156	if student.current_mode.endswith('ft') and \
	157	'sf_ft' in academic_session.payment_disabled:
	158	return True
	159	if student.current_mode.endswith('pt') and \
	160	'sf_pt' in academic_session.payment_disabled:
	161	return True
	162	if student.current_mode.startswith('dp') and \
	163	'sf_dp' in academic_session.payment_disabled:
	164	return True
	165	if student.current_mode.endswith('sw') and \
	166	'sf_sw' in academic_session.payment_disabled:
	167	return True
[13566]	168	if category == 'hostel_maintenance' and \
	169	'maint_all' in academic_session.payment_disabled:
	170	return True
	171	return False
	172
[13251]	173	#def _hostelApplicationPaymentMade(self, student, session):
	174	# if len(student['payments']):
	175	# for ticket in student['payments'].values():
	176	# if ticket.p_state == 'paid' and \
	177	# ticket.p_category == 'hostel_application' and \
	178	# ticket.p_session == session:
	179	# return True
	180	# return False
[12566]	181
[14960]	182	def _pharmdInstallments(self, student):
	183	installments = 0.0
	184	if len(student['payments']):
	185	for ticket in student['payments'].values():
	186	if ticket.p_state == 'paid' and \
	187	ticket.p_category.startswith('pharmd') and \
	188	ticket.p_session == student.current_session:
	189	installments += ticket.amount_auth
	190	return installments
	191
[15320]	192	def samePaymentMade(self, student, category, p_item, p_session):
	193	if category == 'bed_allocation':
	194	return False
	195	for key in student['payments'].keys():
	196	ticket = student['payments'][key]
	197	if ticket.p_state == 'paid' and\
	198	ticket.p_category == category and \
	199	ticket.p_item == p_item and \
	200	ticket.p_session == p_session:
	201	return True
	202	return False
	203
[9152]	204	def setPaymentDetails(self, category, student,
	205	previous_session, previous_level):
[8598]	206	"""Create Payment object and set the payment data of a student for
	207	the payment category specified.
	208
	209	"""
	210	p_item = u''
	211	amount = 0.0
[9152]	212	if previous_session:
[9520]	213	if previous_session < student['studycourse'].entry_session:
	214	return _('The previous session must not fall below '
	215	'your entry session.'), None
	216	if category == 'schoolfee':
	217	# School fee is always paid for the following session
	218	if previous_session > student['studycourse'].current_session:
	219	return _('This is not a previous session.'), None
	220	else:
	221	if previous_session > student['studycourse'].current_session - 1:
	222	return _('This is not a previous session.'), None
[9152]	223	p_session = previous_session
	224	p_level = previous_level
	225	p_current = False
	226	else:
	227	p_session = student['studycourse'].current_session
	228	p_level = student['studycourse'].current_level
	229	p_current = True
[9520]	230	academic_session = self._getSessionConfiguration(p_session)
	231	if academic_session == None:
[8598]	232	return _(u'Session configuration object is not available.'), None
[8676]	233	# Determine fee.
[7151]	234	if category == 'transfer':
[8598]	235	amount = academic_session.transfer_fee
[10469]	236	elif category == 'transcript':
	237	amount = academic_session.transcript_fee
[7151]	238	elif category == 'gown':
[8598]	239	amount = academic_session.gown_fee
[13785]	240	elif category == 'jupeb':
	241	amount = academic_session.jupeb_fee
[14358]	242	elif category == 'clinexam':
	243	amount = academic_session.clinexam_fee
[14960]	244	elif category.startswith('pharmd') \
	245	and student.current_mode == 'special_ft':
	246	amount = 80000.0
[15108]	247	#elif category == 'develop' and student.is_postgrad:
	248	# amount = academic_session.development_fee
[13251]	249	elif category == 'bed_allocation':
	250	p_item = self.getAccommodationDetails(student)['bt']
[15268]	251	desired_hostel = student['accommodation'].desired_hostel
[15314]	252	if not desired_hostel:
	253	return _(u'Select your favoured hostel first.'), None
	254	if desired_hostel and desired_hostel != 'no':
[15268]	255	p_item = u'%s (%s)' % (p_item, desired_hostel)
[13251]	256	amount = academic_session.booking_fee
[15002]	257	if student.is_postgrad:
	258	amount += 500
[13251]	259	elif category == 'hostel_maintenance':
	260	amount = 0.0
	261	bedticket = student['accommodation'].get(
	262	str(student.current_session), None)
[13500]	263	if bedticket is not None and bedticket.bed is not None:
[13251]	264	p_item = bedticket.bed_coordinates
	265	if bedticket.bed.__parent__.maint_fee > 0:
	266	amount = bedticket.bed.__parent__.maint_fee
	267	else:
	268	# fallback
	269	amount = academic_session.maint_fee
	270	else:
[13508]	271	return _(u'No bed allocated.'), None
[13251]	272	#elif category == 'hostel_application':
	273	# amount = 1000.0
	274	#elif category.startswith('tempmaint'):
	275	# if not self._hostelApplicationPaymentMade(
	276	# student, student.current_session):
	277	# return _(
	278	# 'You have not yet paid the hostel application fee.'), None
	279	# if category == 'tempmaint_1':
	280	# amount = 8150.0
	281	# elif category == 'tempmaint_2':
	282	# amount = 12650.0
	283	# elif category == 'tempmaint_3':
	284	# amount = 9650.0
[7151]	285	elif category == 'clearance':
[9796]	286	p_item = student.certcode
	287	if p_item is None:
[8598]	288	return _('Study course data are incomplete.'), None
[14902]	289	if student.is_jupeb:
[14897]	290	amount = 50000.0
	291	elif student.faccode.startswith('FCETA'):
[13869]	292	# ASABA and AKOKA
[14932]	293	amount = 35000.0
[11479]	294	elif p_item in ('BSCANA', 'BSCMBC', 'BMLS', 'BSCNUR', 'BSCPHS', 'BDS',
[14289]	295	'MBBSMED', 'MBBSNDU', 'BSCPTY'):
[14897]	296	amount = 80000.0
[11479]	297	else:
[14897]	298	amount = 60000.0
[7151]	299	elif category == 'schoolfee':
[8598]	300	try:
	301	certificate = student['studycourse'].certificate
	302	p_item = certificate.code
	303	except (AttributeError, TypeError):
	304	return _('Study course data are incomplete.'), None
[9152]	305	if previous_session:
[9520]	306	# Students can pay for previous sessions in all workflow states.
	307	# Fresh students are excluded by the update method of the
	308	# PreviousPaymentAddFormPage.
[9157]	309	if previous_session == student['studycourse'].entry_session:
[9152]	310	if student.is_foreigner:
	311	amount = getattr(certificate, 'school_fee_3', 0.0)
	312	else:
	313	amount = getattr(certificate, 'school_fee_1', 0.0)
[9006]	314	else:
[9152]	315	if student.is_foreigner:
	316	amount = getattr(certificate, 'school_fee_4', 0.0)
	317	else:
	318	amount = getattr(certificate, 'school_fee_2', 0.0)
[14904]	319	# Old returning students might get a discount.
[15094]	320	if student.entry_session < 2017 \
	321	and certificate.custom_float_1:
	322	amount -= certificate.custom_float_1
[9152]	323	else:
	324	if student.state == CLEARED:
	325	if student.is_foreigner:
	326	amount = getattr(certificate, 'school_fee_3', 0.0)
	327	else:
	328	amount = getattr(certificate, 'school_fee_1', 0.0)
[14858]	329	elif student.state == PAID and student.is_postgrad:
[9513]	330	p_session += 1
[9520]	331	academic_session = self._getSessionConfiguration(p_session)
	332	if academic_session == None:
[9513]	333	return _(u'Session configuration object is not available.'), None
[9570]	334
[9520]	335	# Students are only allowed to pay for the next session
	336	# if current session payment
	337	# has really been made, i.e. payment object exists.
[9570]	338	#if not self._paymentMade(
	339	# student, student.current_session):
	340	# return _('You have not yet paid your current/active' +
	341	# ' session. Please use the previous session' +
	342	# ' payment form first.'), None
	343
[9513]	344	if student.is_foreigner:
	345	amount = getattr(certificate, 'school_fee_4', 0.0)
	346	else:
	347	amount = getattr(certificate, 'school_fee_2', 0.0)
[9152]	348	elif student.state == RETURNING:
	349	# In case of returning school fee payment the payment session
	350	# and level contain the values of the session the student
	351	# has paid for.
	352	p_session, p_level = self.getReturningData(student)
[9520]	353	academic_session = self._getSessionConfiguration(p_session)
	354	if academic_session == None:
[9152]	355	return _(u'Session configuration object is not available.'), None
[9570]	356
[9520]	357	# Students are only allowed to pay for the next session
	358	# if current session payment has really been made,
	359	# i.e. payment object exists and is paid.
[9570]	360	#if not self._paymentMade(
	361	# student, student.current_session):
	362	# return _('You have not yet paid your current/active' +
	363	# ' session. Please use the previous session' +
	364	# ' payment form first.'), None
	365
[9152]	366	if student.is_foreigner:
	367	amount = getattr(certificate, 'school_fee_4', 0.0)
	368	else:
	369	amount = getattr(certificate, 'school_fee_2', 0.0)
[14893]	370	# Old returning students might get a discount.
[14892]	371	if student.entry_session < 2017 \
[14893]	372	and certificate.custom_float_1:
	373	amount -= certificate.custom_float_1
[14960]	374	# PHARMD school fee amount is fixed and previously paid
	375	# installments in current session are deducted.
	376	if student.current_mode == 'special_ft':
[14970]	377	amount = 160000.0 - self._pharmdInstallments(student)
[9006]	378	# Give 50% school fee discount to staff members.
	379	if student.is_staff:
	380	amount /= 2
[8598]	381	if amount in (0.0, None):
[9520]	382	return _('Amount could not be determined.'), None
[8676]	383	# Add session specific penalty fee.
	384	if category == 'schoolfee' and student.is_postgrad:
	385	amount += academic_session.penalty_pg
[15108]	386	amount += academic_session.development_fee
[13757]	387	elif category == 'schoolfee' and student.current_mode == ('ug_ft'):
[13756]	388	amount += academic_session.penalty_ug_ft
[13757]	389	elif category == 'schoolfee' and student.current_mode == ('ug_pt'):
[13756]	390	amount += academic_session.penalty_ug_pt
[13998]	391	elif category == 'schoolfee' and student.current_mode == ('ug_sw'):
	392	amount += academic_session.penalty_sw
[14717]	393	elif category == 'schoolfee' and student.current_mode in (
	394	'dp_ft', 'dp_pt'):
	395	amount += academic_session.penalty_dp
[9727]	396	if category.startswith('tempmaint'):
	397	p_item = getUtility(IKofaUtils).PAYMENT_CATEGORIES[category]
	398	p_item = unicode(p_item)
	399	# Now we change the category because tempmaint payments
[12566]	400	# will be obsolete when Uniben returns to Kofa bed allocation.
[9727]	401	category = 'hostel_maintenance'
[8676]	402	# Create ticket.
[15320]	403	if self.samePaymentMade(student, category, p_item, p_session):
[11644]	404	return _('This type of payment has already been made.'), None
[11459]	405	if self._isPaymentDisabled(p_session, category, student):
[13814]	406	return _('This category of payments has been disabled.'), None
[8715]	407	payment = createObject(u'waeup.StudentOnlinePayment')
[8950]	408	timestamp = ("%d" % int(time()*10000))[1:]
[8598]	409	payment.p_id = "p%s" % timestamp
	410	payment.p_category = category
	411	payment.p_item = p_item
	412	payment.p_session = p_session
	413	payment.p_level = p_level
[9152]	414	payment.p_current = p_current
[8598]	415	payment.amount_auth = amount
	416	return None, payment
[7621]	417
[14588]	418	def warnCreditsOOR(self, studylevel, course=None):
[9831]	419	studycourse = studylevel.__parent__
	420	certificate = getattr(studycourse,'certificate', None)
	421	current_level = studycourse.current_level
	422	if None in (current_level, certificate):
[14588]	423	return
[9831]	424	end_level = certificate.end_level
	425	if current_level >= end_level:
[14588]	426	limit = 51
	427	else:
	428	limit = 50
	429	if course and studylevel.total_credits + course.credits > limit:
	430	return _('Maximum credits exceeded.')
	431	elif studylevel.total_credits > limit:
	432	return _('Maximum credits exceeded.')
	433	return
[9831]	434
[11773]	435	def clearance_disabled_message(self, student):
	436	if student.is_postgrad:
	437	return None
	438	try:
	439	session_config = grok.getSite()[
	440	'configuration'][str(student.current_session)]
	441	except KeyError:
	442	return _('Session configuration object is not available.')
	443	if not session_config.clearance_enabled:
	444	return _('Clearance is disabled for this session.')
	445	return None
	446
[14038]	447	#: A tuple containing the names of registration states in which changing of
	448	#: passport pictures is allowed.
	449	PORTRAIT_CHANGE_STATES = ()
	450
[8441]	451	# Uniben prefix
[8413]	452	STUDENT_ID_PREFIX = u'B'

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