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source: main/waeup.uniben/trunk/src/waeup/uniben/students/utils.py @ 13252

Last change on this file since 13252 was 13252, checked in by Henrik Bettermann, 9 years ago
Only students with verdict 'A' or 'B' are eligible to book accommodation.
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[7419]	1	## $Id: utils.py 13252 2015-09-06 07:23:27Z 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.")
[13251]	67	if not student.current_verdict in ('A', 'B'):
[13252]	68	return _("Your are not eligible to book accommodation.")
[13248]	69	if not acc_details.get('bt'):
	70	return _("Your data are incomplete.")
	71	if not student.state in acc_details['allowed_states']:
	72	return _("You are in the wrong registration state.")
	73	if student['studycourse'].current_session != acc_details[
	74	'booking_session']:
	75	return _('Your current session does not '
	76	'match accommodation session.')
	77	if str(acc_details['booking_session']) in student['accommodation'].keys():
	78	return _('You already booked a bed space in '
	79	'current accommodation session.')
	80	return
[13244]	81
[9520]	82	def _paymentMade(self, student, session):
	83	if len(student['payments']):
	84	for ticket in student['payments'].values():
	85	if ticket.p_state == 'paid' and \
	86	ticket.p_category == 'schoolfee' and \
	87	ticket.p_session == session:
	88	return True
	89	return False
	90
[13251]	91	#def _hostelApplicationPaymentMade(self, student, session):
	92	# if len(student['payments']):
	93	# for ticket in student['payments'].values():
	94	# if ticket.p_state == 'paid' and \
	95	# ticket.p_category == 'hostel_application' and \
	96	# ticket.p_session == session:
	97	# return True
	98	# return False
[12566]	99
[9152]	100	def setPaymentDetails(self, category, student,
	101	previous_session, previous_level):
[8598]	102	"""Create Payment object and set the payment data of a student for
	103	the payment category specified.
	104
	105	"""
	106	p_item = u''
	107	amount = 0.0
[9152]	108	if previous_session:
[9520]	109	if previous_session < student['studycourse'].entry_session:
	110	return _('The previous session must not fall below '
	111	'your entry session.'), None
	112	if category == 'schoolfee':
	113	# School fee is always paid for the following session
	114	if previous_session > student['studycourse'].current_session:
	115	return _('This is not a previous session.'), None
	116	else:
	117	if previous_session > student['studycourse'].current_session - 1:
	118	return _('This is not a previous session.'), None
[9152]	119	p_session = previous_session
	120	p_level = previous_level
	121	p_current = False
	122	else:
	123	p_session = student['studycourse'].current_session
	124	p_level = student['studycourse'].current_level
	125	p_current = True
[9520]	126	academic_session = self._getSessionConfiguration(p_session)
	127	if academic_session == None:
[8598]	128	return _(u'Session configuration object is not available.'), None
[8676]	129	# Determine fee.
[7151]	130	if category == 'transfer':
[8598]	131	amount = academic_session.transfer_fee
[10469]	132	elif category == 'transcript':
	133	amount = academic_session.transcript_fee
[7151]	134	elif category == 'gown':
[8598]	135	amount = academic_session.gown_fee
[13251]	136	elif category == 'bed_allocation':
	137	p_item = self.getAccommodationDetails(student)['bt']
	138	amount = academic_session.booking_fee
	139	elif category == 'hostel_maintenance':
	140	amount = 0.0
	141	bedticket = student['accommodation'].get(
	142	str(student.current_session), None)
	143	if bedticket:
	144	p_item = bedticket.bed_coordinates
	145	if bedticket.bed.__parent__.maint_fee > 0:
	146	amount = bedticket.bed.__parent__.maint_fee
	147	else:
	148	# fallback
	149	amount = academic_session.maint_fee
	150	else:
	151	# Should not happen because this is already checked
	152	# in the browser module, but anyway ...
	153	portal_language = getUtility(IKofaUtils).PORTAL_LANGUAGE
	154	p_item = trans(_('no bed allocated'), portal_language)
	155	#elif category == 'hostel_application':
	156	# amount = 1000.0
	157	#elif category.startswith('tempmaint'):
	158	# if not self._hostelApplicationPaymentMade(
	159	# student, student.current_session):
	160	# return _(
	161	# 'You have not yet paid the hostel application fee.'), None
	162	# if category == 'tempmaint_1':
	163	# amount = 8150.0
	164	# elif category == 'tempmaint_2':
	165	# amount = 12650.0
	166	# elif category == 'tempmaint_3':
	167	# amount = 9650.0
[7151]	168	elif category == 'clearance':
[9796]	169	p_item = student.certcode
	170	if p_item is None:
[8598]	171	return _('Study course data are incomplete.'), None
[11479]	172	if student.faccode == 'FCETA':
	173	amount = 22500.0
	174	elif p_item in ('BSCANA', 'BSCMBC', 'BMLS', 'BSCNUR', 'BSCPHS', 'BDS',
	175	'MBBSMED', 'MBBSNDU'):
	176	amount = 65000.0
	177	elif p_item in ('BEDCET', 'BIOEDCET', 'CHMEDCET', 'ISEDCET',
	178	'MTHEDCET', 'PHYEDCET', 'ITECET', 'AGREDCET', 'HEEDCET'):
	179	amount = 22500.0
	180	else:
[9346]	181	amount = 45000.0
[7151]	182	elif category == 'schoolfee':
[8598]	183	try:
	184	certificate = student['studycourse'].certificate
	185	p_item = certificate.code
	186	except (AttributeError, TypeError):
	187	return _('Study course data are incomplete.'), None
[9152]	188	if previous_session:
[9520]	189	# Students can pay for previous sessions in all workflow states.
	190	# Fresh students are excluded by the update method of the
	191	# PreviousPaymentAddFormPage.
[9157]	192	if previous_session == student['studycourse'].entry_session:
[9152]	193	if student.is_foreigner:
	194	amount = getattr(certificate, 'school_fee_3', 0.0)
	195	else:
	196	amount = getattr(certificate, 'school_fee_1', 0.0)
[9006]	197	else:
[9152]	198	if student.is_foreigner:
	199	amount = getattr(certificate, 'school_fee_4', 0.0)
	200	else:
	201	amount = getattr(certificate, 'school_fee_2', 0.0)
	202	else:
	203	if student.state == CLEARED:
	204	if student.is_foreigner:
	205	amount = getattr(certificate, 'school_fee_3', 0.0)
	206	else:
	207	amount = getattr(certificate, 'school_fee_1', 0.0)
[9513]	208	elif student.state in (PAID, REGISTERED, VALIDATED):
	209	p_session += 1
	210	# We don't know which level the student is paying for.
	211	p_level = None
[9520]	212	academic_session = self._getSessionConfiguration(p_session)
	213	if academic_session == None:
[9513]	214	return _(u'Session configuration object is not available.'), None
[9570]	215
[9520]	216	# Students are only allowed to pay for the next session
	217	# if current session payment
	218	# has really been made, i.e. payment object exists.
[9570]	219	#if not self._paymentMade(
	220	# student, student.current_session):
	221	# return _('You have not yet paid your current/active' +
	222	# ' session. Please use the previous session' +
	223	# ' payment form first.'), None
	224
[9513]	225	if student.is_foreigner:
	226	amount = getattr(certificate, 'school_fee_4', 0.0)
	227	else:
	228	amount = getattr(certificate, 'school_fee_2', 0.0)
[9152]	229	elif student.state == RETURNING:
	230	# In case of returning school fee payment the payment session
	231	# and level contain the values of the session the student
	232	# has paid for.
	233	p_session, p_level = self.getReturningData(student)
[9520]	234	academic_session = self._getSessionConfiguration(p_session)
	235	if academic_session == None:
[9152]	236	return _(u'Session configuration object is not available.'), None
[9570]	237
[9520]	238	# Students are only allowed to pay for the next session
	239	# if current session payment has really been made,
	240	# i.e. payment object exists and is paid.
[9570]	241	#if not self._paymentMade(
	242	# student, student.current_session):
	243	# return _('You have not yet paid your current/active' +
	244	# ' session. Please use the previous session' +
	245	# ' payment form first.'), None
	246
[9152]	247	if student.is_foreigner:
	248	amount = getattr(certificate, 'school_fee_4', 0.0)
	249	else:
	250	amount = getattr(certificate, 'school_fee_2', 0.0)
[9006]	251	# Give 50% school fee discount to staff members.
	252	if student.is_staff:
	253	amount /= 2
[8598]	254	if amount in (0.0, None):
[9520]	255	return _('Amount could not be determined.'), None
[8676]	256	# Add session specific penalty fee.
	257	if category == 'schoolfee' and student.is_postgrad:
	258	amount += academic_session.penalty_pg
	259	elif category == 'schoolfee':
	260	amount += academic_session.penalty_ug
[9727]	261	if category.startswith('tempmaint'):
	262	p_item = getUtility(IKofaUtils).PAYMENT_CATEGORIES[category]
	263	p_item = unicode(p_item)
	264	# Now we change the category because tempmaint payments
[12566]	265	# will be obsolete when Uniben returns to Kofa bed allocation.
[9727]	266	category = 'hostel_maintenance'
[8676]	267	# Create ticket.
[11644]	268	if self.samePaymentMade(student, category, p_item, p_session):
	269	return _('This type of payment has already been made.'), None
[11459]	270	if self._isPaymentDisabled(p_session, category, student):
	271	return _('Payment temporarily disabled.'), None
[8715]	272	payment = createObject(u'waeup.StudentOnlinePayment')
[8950]	273	timestamp = ("%d" % int(time()*10000))[1:]
[8598]	274	payment.p_id = "p%s" % timestamp
	275	payment.p_category = category
	276	payment.p_item = p_item
	277	payment.p_session = p_session
	278	payment.p_level = p_level
[9152]	279	payment.p_current = p_current
[8598]	280	payment.amount_auth = amount
	281	return None, payment
[7621]	282
[9831]	283	def maxCredits(self, studylevel):
	284	"""Return maximum credits.
	285
	286	"""
	287	studycourse = studylevel.__parent__
	288	certificate = getattr(studycourse,'certificate', None)
	289	current_level = studycourse.current_level
	290	if None in (current_level, certificate):
	291	return 0
	292	end_level = certificate.end_level
	293	if current_level >= end_level:
	294	return 51
	295	return 50
	296
[11773]	297	def clearance_disabled_message(self, student):
	298	if student.is_postgrad:
	299	return None
	300	try:
	301	session_config = grok.getSite()[
	302	'configuration'][str(student.current_session)]
	303	except KeyError:
	304	return _('Session configuration object is not available.')
	305	if not session_config.clearance_enabled:
	306	return _('Clearance is disabled for this session.')
	307	return None
	308
[8441]	309	# Uniben prefix
[8413]	310	STUDENT_ID_PREFIX = u'B'

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