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source: main/waeup.uniben/trunk/src/waeup/uniben/students/utils.py @ 13493

Last change on this file since 13493 was 13491, checked in by Henrik Bettermann, 9 years ago
Enable accommodation booking payment.
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[7419]	1	## $Id: utils.py 13491 2015-11-23 16:16:32Z 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.")
[13446]	67	if student.current_mode != 'ug_ft':
	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]
[13338]	79	####################################################################################
[13491]	80	if stage in ('fi', 're'):
	81	return _("Accommodation booking for returning and final year students has not yet started.")
[13338]	82	####################################################################################
[13309]	83	if stage != 'fr' and not student['studycourse'].previous_verdict in ('A', 'B'):
[13283]	84	return _("Your are not eligible to book accommodation.")
[13248]	85	if str(acc_details['booking_session']) in student['accommodation'].keys():
	86	return _('You already booked a bed space in '
	87	'current accommodation session.')
	88	return
[13244]	89
[13295]	90	def getAccommodationDetails(self, student):
	91	"""Determine the accommodation data of a student.
	92	"""
	93	d = {}
	94	d['error'] = u''
	95	hostels = grok.getSite()['hostels']
	96	d['booking_session'] = hostels.accommodation_session
	97	d['allowed_states'] = hostels.accommodation_states
	98	d['startdate'] = hostels.startdate
	99	d['enddate'] = hostels.enddate
	100	d['expired'] = hostels.expired
	101	# Determine bed type
	102	studycourse = student['studycourse']
	103	certificate = getattr(studycourse,'certificate',None)
	104	entry_session = studycourse.entry_session
	105	current_level = studycourse.current_level
	106	if None in (entry_session, current_level, certificate):
	107	return d
	108	end_level = certificate.end_level
	109	if current_level == 10:
	110	bt = 'pr'
	111	elif entry_session == grok.getSite()['hostels'].accommodation_session:
	112	bt = 'fr'
	113	elif current_level >= end_level:
	114	bt = 'fi'
	115	else:
	116	bt = 're'
	117	if student.sex == 'f':
	118	sex = 'female'
	119	else:
	120	sex = 'male'
	121	special_handling = 'regular'
[13487]	122	if student.faccode in ('MED', 'DEN', 'PHA', 'BMS'):
[13296]	123	special_handling = 'clinical'
[13465]	124	elif student.certcode in ('BARTMAS', 'BARTTHR', 'BARTFAA',
[13448]	125	'BAEDFAA', 'BSCEDECHED'):
[13446]	126	special_handling = 'ekenwan'
[13295]	127	d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt)
	128	return d
	129
[9520]	130	def _paymentMade(self, student, session):
	131	if len(student['payments']):
	132	for ticket in student['payments'].values():
	133	if ticket.p_state == 'paid' and \
	134	ticket.p_category == 'schoolfee' and \
	135	ticket.p_session == session:
	136	return True
	137	return False
	138
[13251]	139	#def _hostelApplicationPaymentMade(self, student, session):
	140	# if len(student['payments']):
	141	# for ticket in student['payments'].values():
	142	# if ticket.p_state == 'paid' and \
	143	# ticket.p_category == 'hostel_application' and \
	144	# ticket.p_session == session:
	145	# return True
	146	# return False
[12566]	147
[9152]	148	def setPaymentDetails(self, category, student,
	149	previous_session, previous_level):
[8598]	150	"""Create Payment object and set the payment data of a student for
	151	the payment category specified.
	152
	153	"""
	154	p_item = u''
	155	amount = 0.0
[9152]	156	if previous_session:
[9520]	157	if previous_session < student['studycourse'].entry_session:
	158	return _('The previous session must not fall below '
	159	'your entry session.'), None
	160	if category == 'schoolfee':
	161	# School fee is always paid for the following session
	162	if previous_session > student['studycourse'].current_session:
	163	return _('This is not a previous session.'), None
	164	else:
	165	if previous_session > student['studycourse'].current_session - 1:
	166	return _('This is not a previous session.'), None
[9152]	167	p_session = previous_session
	168	p_level = previous_level
	169	p_current = False
	170	else:
	171	p_session = student['studycourse'].current_session
	172	p_level = student['studycourse'].current_level
	173	p_current = True
[9520]	174	academic_session = self._getSessionConfiguration(p_session)
	175	if academic_session == None:
[8598]	176	return _(u'Session configuration object is not available.'), None
[8676]	177	# Determine fee.
[7151]	178	if category == 'transfer':
[8598]	179	amount = academic_session.transfer_fee
[10469]	180	elif category == 'transcript':
	181	amount = academic_session.transcript_fee
[7151]	182	elif category == 'gown':
[8598]	183	amount = academic_session.gown_fee
[13251]	184	elif category == 'bed_allocation':
	185	p_item = self.getAccommodationDetails(student)['bt']
	186	amount = academic_session.booking_fee
[13283]	187	# Add student union dues
	188	stage = self.getAccommodationDetails(student)['bt']
	189	stage = stage.split('_')[2]
[13338]	190	#####################################################
[13491]	191	#if stage == 'fi':
	192	# return _('Payment temporarily disabled.'), None
[13338]	193	#####################################################
[13283]	194	if stage == 'fr':
	195	amount += 500.0
[13491]	196	elif stage in ('fi', 're') and student[
[13309]	197	'studycourse'].previous_verdict in ('A', 'B'):
[13296]	198	amount += 300.0
[13283]	199	else:
[13296]	200	amount = 0.0
[13251]	201	elif category == 'hostel_maintenance':
	202	amount = 0.0
	203	bedticket = student['accommodation'].get(
	204	str(student.current_session), None)
	205	if bedticket:
	206	p_item = bedticket.bed_coordinates
	207	if bedticket.bed.__parent__.maint_fee > 0:
	208	amount = bedticket.bed.__parent__.maint_fee
	209	else:
	210	# fallback
	211	amount = academic_session.maint_fee
	212	else:
	213	# Should not happen because this is already checked
	214	# in the browser module, but anyway ...
	215	portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE
	216	p_item = trans(_('no bed allocated'), portal_language)
[13447]	217
[13251]	218	#elif category == 'hostel_application':
	219	# amount = 1000.0
	220	#elif category.startswith('tempmaint'):
	221	# if not self._hostelApplicationPaymentMade(
	222	# student, student.current_session):
	223	# return _(
	224	# 'You have not yet paid the hostel application fee.'), None
	225	# if category == 'tempmaint_1':
	226	# amount = 8150.0
	227	# elif category == 'tempmaint_2':
	228	# amount = 12650.0
	229	# elif category == 'tempmaint_3':
	230	# amount = 9650.0
[7151]	231	elif category == 'clearance':
[9796]	232	p_item = student.certcode
	233	if p_item is None:
[8598]	234	return _('Study course data are incomplete.'), None
[13310]	235	if student.faccode == 'JUPEB':
	236	return _('No payment required.'), None
[11479]	237	if student.faccode == 'FCETA':
	238	amount = 22500.0
	239	elif p_item in ('BSCANA', 'BSCMBC', 'BMLS', 'BSCNUR', 'BSCPHS', 'BDS',
	240	'MBBSMED', 'MBBSNDU'):
	241	amount = 65000.0
	242	elif p_item in ('BEDCET', 'BIOEDCET', 'CHMEDCET', 'ISEDCET',
	243	'MTHEDCET', 'PHYEDCET', 'ITECET', 'AGREDCET', 'HEEDCET'):
	244	amount = 22500.0
	245	else:
[9346]	246	amount = 45000.0
[7151]	247	elif category == 'schoolfee':
[8598]	248	try:
	249	certificate = student['studycourse'].certificate
	250	p_item = certificate.code
	251	except (AttributeError, TypeError):
	252	return _('Study course data are incomplete.'), None
[13332]	253
	254	#####################################################
[13340]	255	#if student.faccode == 'JUPEB':
	256	# return _('Payment temporarily disabled.'), None
[13332]	257	#####################################################
	258
	259
[9152]	260	if previous_session:
[9520]	261	# Students can pay for previous sessions in all workflow states.
	262	# Fresh students are excluded by the update method of the
	263	# PreviousPaymentAddFormPage.
[9157]	264	if previous_session == student['studycourse'].entry_session:
[9152]	265	if student.is_foreigner:
	266	amount = getattr(certificate, 'school_fee_3', 0.0)
	267	else:
	268	amount = getattr(certificate, 'school_fee_1', 0.0)
[9006]	269	else:
[9152]	270	if student.is_foreigner:
	271	amount = getattr(certificate, 'school_fee_4', 0.0)
	272	else:
	273	amount = getattr(certificate, 'school_fee_2', 0.0)
	274	else:
	275	if student.state == CLEARED:
	276	if student.is_foreigner:
	277	amount = getattr(certificate, 'school_fee_3', 0.0)
	278	else:
	279	amount = getattr(certificate, 'school_fee_1', 0.0)
[9513]	280	elif student.state in (PAID, REGISTERED, VALIDATED):
	281	p_session += 1
	282	# We don't know which level the student is paying for.
	283	p_level = None
[9520]	284	academic_session = self._getSessionConfiguration(p_session)
	285	if academic_session == None:
[9513]	286	return _(u'Session configuration object is not available.'), None
[9570]	287
[9520]	288	# Students are only allowed to pay for the next session
	289	# if current session payment
	290	# has really been made, i.e. payment object exists.
[9570]	291	#if not self._paymentMade(
	292	# student, student.current_session):
	293	# return _('You have not yet paid your current/active' +
	294	# ' session. Please use the previous session' +
	295	# ' payment form first.'), None
	296
[9513]	297	if student.is_foreigner:
	298	amount = getattr(certificate, 'school_fee_4', 0.0)
	299	else:
	300	amount = getattr(certificate, 'school_fee_2', 0.0)
[9152]	301	elif student.state == RETURNING:
	302	# In case of returning school fee payment the payment session
	303	# and level contain the values of the session the student
	304	# has paid for.
	305	p_session, p_level = self.getReturningData(student)
[9520]	306	academic_session = self._getSessionConfiguration(p_session)
	307	if academic_session == None:
[9152]	308	return _(u'Session configuration object is not available.'), None
[9570]	309
[9520]	310	# Students are only allowed to pay for the next session
	311	# if current session payment has really been made,
	312	# i.e. payment object exists and is paid.
[9570]	313	#if not self._paymentMade(
	314	# student, student.current_session):
	315	# return _('You have not yet paid your current/active' +
	316	# ' session. Please use the previous session' +
	317	# ' payment form first.'), None
	318
[9152]	319	if student.is_foreigner:
	320	amount = getattr(certificate, 'school_fee_4', 0.0)
	321	else:
	322	amount = getattr(certificate, 'school_fee_2', 0.0)
[9006]	323	# Give 50% school fee discount to staff members.
	324	if student.is_staff:
	325	amount /= 2
[8598]	326	if amount in (0.0, None):
[9520]	327	return _('Amount could not be determined.'), None
[8676]	328	# Add session specific penalty fee.
	329	if category == 'schoolfee' and student.is_postgrad:
	330	amount += academic_session.penalty_pg
	331	elif category == 'schoolfee':
	332	amount += academic_session.penalty_ug
[9727]	333	if category.startswith('tempmaint'):
	334	p_item = getUtility(IKofaUtils).PAYMENT_CATEGORIES[category]
	335	p_item = unicode(p_item)
	336	# Now we change the category because tempmaint payments
[12566]	337	# will be obsolete when Uniben returns to Kofa bed allocation.
[9727]	338	category = 'hostel_maintenance'
[8676]	339	# Create ticket.
[11644]	340	if self.samePaymentMade(student, category, p_item, p_session):
	341	return _('This type of payment has already been made.'), None
[11459]	342	if self._isPaymentDisabled(p_session, category, student):
	343	return _('Payment temporarily disabled.'), None
[8715]	344	payment = createObject(u'waeup.StudentOnlinePayment')
[8950]	345	timestamp = ("%d" % int(time()*10000))[1:]
[8598]	346	payment.p_id = "p%s" % timestamp
	347	payment.p_category = category
	348	payment.p_item = p_item
	349	payment.p_session = p_session
	350	payment.p_level = p_level
[9152]	351	payment.p_current = p_current
[8598]	352	payment.amount_auth = amount
	353	return None, payment
[7621]	354
[9831]	355	def maxCredits(self, studylevel):
	356	"""Return maximum credits.
	357
	358	"""
	359	studycourse = studylevel.__parent__
	360	certificate = getattr(studycourse,'certificate', None)
	361	current_level = studycourse.current_level
	362	if None in (current_level, certificate):
	363	return 0
	364	end_level = certificate.end_level
	365	if current_level >= end_level:
	366	return 51
	367	return 50
	368
[11773]	369	def clearance_disabled_message(self, student):
	370	if student.is_postgrad:
	371	return None
	372	try:
	373	session_config = grok.getSite()[
	374	'configuration'][str(student.current_session)]
	375	except KeyError:
	376	return _('Session configuration object is not available.')
	377	if not session_config.clearance_enabled:
	378	return _('Clearance is disabled for this session.')
	379	return None
	380
[8441]	381	# Uniben prefix
[8413]	382	STUDENT_ID_PREFIX = u'B'

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