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source: main/waeup.aaue/trunk/src/waeup/aaue/students/utils.py @ 13857

Last change on this file since 13857 was 13855, checked in by Henrik Bettermann, 9 years ago
See ticket #213.
Property svn:keywords set to `Id`
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[7419]	1	## $Id: utils.py 13855 2016-05-02 10:13:16Z 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	##
[7151]	18	import grok
[8600]	19	from time import time
	20	from zope.component import createObject
[10922]	21	from waeup.kofa.interfaces import (
[13594]	22	ADMITTED, CLEARANCE, REQUESTED, CLEARED, RETURNING, PAID,
	23	academic_sessions_vocab)
[8823]	24	from kofacustom.nigeria.students.utils import NigeriaStudentsUtils
[8247]	25	from waeup.kofa.accesscodes import create_accesscode
[10922]	26	from waeup.kofa.students.utils import trans
[13720]	27	from waeup.aaue.interswitch.browser import gateway_net_amt, GATEWAY_AMT
[8444]	28	from waeup.aaue.interfaces import MessageFactory as _
[6902]	29
[8823]	30	class CustomStudentsUtils(NigeriaStudentsUtils):
[7151]	31	"""A collection of customized methods.
	32
	33	"""
	34
[13348]	35	PORTRAIT_CHANGE_STATES = (ADMITTED, RETURNING)
	36
[10641]	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
[13359]	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
[13609]	53	elif student.is_postgrad:
	54	grok.getSite()['configuration'].next_matric_integer_3 += 1
	55	return
[13793]	56	elif student.current_mode in ('dp_ft',):
	57	grok.getSite()['configuration'].next_matric_integer_4 += 1
	58	return
[13359]	59	grok.getSite()['configuration'].next_matric_integer_2 += 1
	60	return
	61
[13749]	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
[11596]	70	def constructMatricNumber(self, student):
[11593]	71	faccode = student.faccode
	72	depcode = student.depcode
[13609]	73	certcode = student.certcode
[13664]	74	degree = getattr(
	75	getattr(student.get('studycourse', None), 'certificate', None),
	76	'degree', None)
[11593]	77	year = unicode(student.entry_session)[2:]
[13359]	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
[13755]	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
[13571]	84	if student.is_postgrad:
[13609]	85	next_integer = grok.getSite()['configuration'].next_matric_integer_3
[13664]	86	if not degree or next_integer == 0:
[13609]	87	return _('Matriculation number cannot be set.'), None
[13846]	88	if student.faccode in ('IOE'):
	89	return None, "AAU/SPS/%s/%s/%s/%05d" % (
	90	faccode, year, degree, next_integer)
[13609]	91	return None, "AAU/SPS/%s/%s/%s/%s/%05d" % (
[13664]	92	faccode, depcode, year, degree, next_integer)
[13359]	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
[12975]	97	return None, "PTP/%s/%s/%s/%05d" % (
	98	faccode, depcode, year, next_integer)
[13793]	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)
[13359]	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)
[12975]	111
[8270]	112	def getReturningData(self, student):
	113	""" This method defines what happens after school fee payment
[8319]	114	of returning students depending on the student's senate verdict.
[8270]	115	"""
[8319]	116	prev_level = student['studycourse'].current_level
	117	cur_verdict = student['studycourse'].current_verdict
	118	if cur_verdict in ('A','B','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
[8270]	128	new_session = student['studycourse'].current_session + 1
	129	return new_session, new_level
	130
[13454]	131	def _isPaymentDisabled(self, p_session, category, student):
	132	academic_session = self._getSessionConfiguration(p_session)
[13794]	133	if category.startswith('schoolfee') and \
[13454]	134	'sf_all' in academic_session.payment_disabled:
	135	return True
[13794]	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
[13454]	140	if category == 'hostel_maintenance' and \
	141	'maint_all' in academic_session.payment_disabled:
	142	return True
	143	return False
	144
[9154]	145	def setPaymentDetails(self, category, student,
	146	previous_session=None, previous_level=None):
[8600]	147	"""Create Payment object and set the payment data of a student for
	148	the payment category specified.
	149
	150	"""
[8306]	151	details = {}
[8600]	152	p_item = u''
	153	amount = 0.0
	154	error = u''
[9154]	155	if previous_session:
	156	return _('Previous session payment not yet implemented.'), None
[8600]	157	p_session = student['studycourse'].current_session
	158	p_level = student['studycourse'].current_level
[9154]	159	p_current = True
[9527]	160	academic_session = self._getSessionConfiguration(p_session)
	161	if academic_session == None:
[8600]	162	return _(u'Session configuration object is not available.'), None
[8677]	163	# Determine fee.
[7151]	164	if category == 'transfer':
[8600]	165	amount = academic_session.transfer_fee
[10467]	166	elif category == 'transcript':
	167	amount = academic_session.transcript_fee
[7151]	168	elif category == 'bed_allocation':
[8600]	169	amount = academic_session.booking_fee
[7151]	170	elif category == 'hostel_maintenance':
[13418]	171	amount = 0.0
	172	bedticket = student['accommodation'].get(
	173	str(student.current_session), None)
[13502]	174	if bedticket is not None and bedticket.bed is not None:
[13474]	175	p_item = bedticket.display_coordinates
[13418]	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:
[13506]	182	return _(u'No bed allocated.'), None
[13374]	183	elif category == 'welfare':
	184	amount = academic_session.welfare_fee
	185	elif category == 'union':
	186	amount = academic_session.union_fee
	187	elif category == 'lapel':
	188	amount = academic_session.lapel_fee
	189	elif category == 'matric_gown':
	190	amount = academic_session.matric_gown_fee
	191	elif category == 'concessional':
[13464]	192	amount = academic_session.concessional_fee
[13636]	193	elif student.current_mode == 'found' and category not in (
	194	'schoolfee', 'clearance', 'late_registration'):
	195	return _('Not allowed.'), None
[13400]	196	elif category.startswith('clearance'):
[13594]	197	if student.state not in (ADMITTED, CLEARANCE, REQUESTED, CLEARED):
	198	return _(u'Acceptance Fee payments not allowed.'), None
[13855]	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
[11653]	204	if student.faccode == 'FP':
	205	amount = academic_session.clearance_fee_fp
[13377]	206	elif student.current_mode.endswith('_pt'):
[13678]	207	if student.is_postgrad:
	208	amount = academic_session.clearance_fee_pg_pt
	209	else:
	210	amount = academic_session.clearance_fee_ug_pt
[13466]	211	elif student.faccode == 'FCS':
	212	# Students in clinical medical sciences pay the medical
	213	# acceptance fee
[13377]	214	amount = academic_session.clearance_fee_med
[13678]	215	elif student.is_postgrad: # and not part-time
[13853]	216	if category != 'clearance':
[13854]	217	return _("No additional fees required."), None
[13526]	218	amount = academic_session.clearance_fee_pg
[11653]	219	else:
	220	amount = academic_session.clearance_fee
[8753]	221	p_item = student['studycourse'].certificate.code
[13689]	222	if amount in (0.0, None):
	223	return _(u'Amount could not be determined.'), None
[13400]	224	# Add Matric Gown Fee and Lapel Fee
[13689]	225	if category == 'clearance_incl':
[13414]	226	amount += gateway_net_amt(academic_session.matric_gown_fee) + \
	227	gateway_net_amt(academic_session.lapel_fee)
[11004]	228	elif category == 'late_registration':
[13035]	229	amount = academic_session.late_registration_fee
[13400]	230	elif category.startswith('schoolfee'):
[8600]	231	try:
[8753]	232	certificate = student['studycourse'].certificate
	233	p_item = certificate.code
[8600]	234	except (AttributeError, TypeError):
	235	return _('Study course data are incomplete.'), None
[13853]	236	if student.is_postgrad and category != 'schoolfee':
[13854]	237	return _("No additional fees required."), None
[13855]	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
[13780]	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
[13512]	252	if student.state == CLEARED or category == 'schoolfee_2':
[13374]	253	if student.is_foreigner:
	254	amount = getattr(certificate, 'school_fee_3', 0.0)
[10930]	255	else:
[13374]	256	amount = getattr(certificate, 'school_fee_1', 0.0)
[13512]	257	# Cut school fee by 50%
	258	if category in ('schoolfee_1', 'schoolfee_2'):
[13720]	259	if amount:
	260	amount = gateway_net_amt(amount) / 2 + GATEWAY_AMT
[13374]	261	elif student.state == RETURNING:
[13482]	262	if not student.father_name:
	263	return _("Personal data form is not properly filled."), None
[13374]	264	# In case of returning school fee payment the payment session
	265	# and level contain the values of the session the student
	266	# has paid for.
	267	p_session, p_level = self.getReturningData(student)
[8961]	268	try:
	269	academic_session = grok.getSite()[
	270	'configuration'][str(p_session)]
	271	except KeyError:
	272	return _(u'Session configuration object is not available.'), None
[13374]	273	if student.is_foreigner:
	274	amount = getattr(certificate, 'school_fee_4', 0.0)
	275	else:
	276	amount = getattr(certificate, 'school_fee_2', 0.0)
[8600]	277	else:
[8753]	278	return _('Wrong state.'), None
[13417]	279	if amount in (0.0, None):
	280	return _(u'Amount could not be determined.'), None
[13400]	281	# Add Student Union Fee and Welfare Assurance
[13512]	282	if category in ('schoolfee_incl', 'schoolfee_1'):
[13414]	283	amount += gateway_net_amt(academic_session.welfare_fee) + \
	284	gateway_net_amt(academic_session.union_fee)
[13534]	285	# Add non-indigenous fee and session specific penalty fees
	286	if student.is_postgrad:
	287	amount += academic_session.penalty_pg
	288	if not student.lga.startswith('edo'):
	289	amount += 20000.0
	290	else:
	291	amount += academic_session.penalty_ug
[8600]	292	if amount in (0.0, None):
	293	return _(u'Amount could not be determined.'), None
[8677]	294	# Create ticket.
[8600]	295	for key in student['payments'].keys():
	296	ticket = student['payments'][key]
	297	if ticket.p_state == 'paid' and\
	298	ticket.p_category == category and \
	299	ticket.p_item == p_item and \
	300	ticket.p_session == p_session:
	301	return _('This type of payment has already been made.'), None
[13786]	302	# Additional condition in AAUE
	303	if category in ('schoolfee', 'schoolfee_incl', 'schoolfee_1'):
	304	if ticket.p_state == 'paid' and \
	305	ticket.p_category in ('schoolfee',
	306	'schoolfee_incl',
	307	'schoolfee_1') and \
	308	ticket.p_item == p_item and \
	309	ticket.p_session == p_session:
	310	return _(
	311	'Another school fee payment for this '
	312	'session has already been made.'), None
	313
[11455]	314	if self._isPaymentDisabled(p_session, category, student):
[13798]	315	return _('This category of payments has been disabled.'), None
[8712]	316	payment = createObject(u'waeup.StudentOnlinePayment')
[8954]	317	timestamp = ("%d" % int(time()*10000))[1:]
[8600]	318	payment.p_id = "p%s" % timestamp
	319	payment.p_category = category
	320	payment.p_item = p_item
	321	payment.p_session = p_session
	322	payment.p_level = p_level
[9154]	323	payment.p_current = p_current
[8600]	324	payment.amount_auth = amount
	325	return None, payment
[7621]	326
[10922]	327	def _admissionText(self, student, portal_language):
	328	inst_name = grok.getSite()['configuration'].name
	329	entry_session = student['studycourse'].entry_session
	330	entry_session = academic_sessions_vocab.getTerm(entry_session).title
	331	text = trans(_(
[10953]	332	'This is to inform you that you have been offered provisional'
	333	' admission into ${a} for the ${b} academic session as follows:',
[10922]	334	mapping = {'a': inst_name, 'b': entry_session}),
	335	portal_language)
	336	return text
	337
[10051]	338	def maxCredits(self, studylevel):
	339	"""Return maximum credits.
	340
	341	"""
	342	return 48
	343
[13353]	344	def getBedCoordinates(self, bedticket):
	345	"""Return descriptive bed coordinates.
	346	This method can be used to customize the `display_coordinates`
	347	property method in order to display a
	348	customary description of the bed space.
	349	"""
	350	bc = bedticket.bed_coordinates.split(',')
	351	if len(bc) == 4:
	352	return bc[0]
	353	return bedticket.bed_coordinates
	354
[13415]	355	def getAccommodationDetails(self, student):
	356	"""Determine the accommodation data of a student.
	357	"""
	358	d = {}
	359	d['error'] = u''
	360	hostels = grok.getSite()['hostels']
	361	d['booking_session'] = hostels.accommodation_session
	362	d['allowed_states'] = hostels.accommodation_states
	363	d['startdate'] = hostels.startdate
	364	d['enddate'] = hostels.enddate
	365	d['expired'] = hostels.expired
	366	# Determine bed type
[13416]	367	bt = 'all'
[13415]	368	if student.sex == 'f':
	369	sex = 'female'
	370	else:
	371	sex = 'male'
	372	special_handling = 'regular'
	373	d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt)
	374	return d
	375
[13753]	376	def checkAccommodationRequirements(self, student, acc_details):
	377	super(CustomStudentsUtils, self).checkAccommodationRequirements(
	378	student, acc_details)
	379	if student.current_mode not in ('ug_ft', 'de_ft', 'mug_ft', 'mde_ft'):
	380	return _('You are not eligible to book accommodation.')
	381	return
	382
[8444]	383	# AAUE prefix
	384	STUDENT_ID_PREFIX = u'E'

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