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source: main/waeup.aaue/trunk/src/waeup/aaue/students/utils.py @ 14195

Last change on this file since 14195 was 14160, checked in by Henrik Bettermann, 8 years ago
Customize getDegreeClassNumbe.
Property svn:keywords set to `Id`
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[7419]	1	## $Id: utils.py 14160 2016-09-05 08:41:20Z 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
[14160]	44	def getDegreeClassNumber(self, level_obj):
	45	certificate = getattr(level_obj.__parent__,'certificate',None)
	46	end_level = getattr(certificate, 'end_level', None)
	47	if end_level and level_obj.student.current_level >= end_level:
	48	failed_courses = level_obj.passed_params[4]
	49	if '_m' in failed_courses:
	50	return 0
	51	# use gpa_boundaries above
	52	return self.getClassFromCGPA(level_obj.cumulative_params[0])[0]
	53
[13359]	54	def increaseMatricInteger(self, student):
	55	"""Increase counter for matric numbers.
	56	This counter can be a centrally stored attribute or an attribute of
	57	faculties, departments or certificates. In the base package the counter
	58	is as an attribute of the site configuration container.
	59	"""
	60	if student.current_mode in ('ug_pt', 'de_pt'):
	61	grok.getSite()['configuration'].next_matric_integer += 1
	62	return
[13609]	63	elif student.is_postgrad:
	64	grok.getSite()['configuration'].next_matric_integer_3 += 1
	65	return
[13793]	66	elif student.current_mode in ('dp_ft',):
	67	grok.getSite()['configuration'].next_matric_integer_4 += 1
	68	return
[13359]	69	grok.getSite()['configuration'].next_matric_integer_2 += 1
	70	return
	71
[13749]	72	def _concessionalPaymentMade(self, student):
	73	if len(student['payments']):
	74	for ticket in student['payments'].values():
	75	if ticket.p_state == 'paid' and \
	76	ticket.p_category == 'concessional':
	77	return True
	78	return False
	79
[11596]	80	def constructMatricNumber(self, student):
[11593]	81	faccode = student.faccode
	82	depcode = student.depcode
[13609]	83	certcode = student.certcode
[13664]	84	degree = getattr(
	85	getattr(student.get('studycourse', None), 'certificate', None),
	86	'degree', None)
[11593]	87	year = unicode(student.entry_session)[2:]
[13359]	88	if not student.state in (PAID, ) or not student.is_fresh or \
	89	student.current_mode == 'found':
	90	return _('Matriculation number cannot be set.'), None
[13755]	91	#if student.current_mode not in ('mug_ft', 'mde_ft') and \
	92	# not self._concessionalPaymentMade(student):
	93	# return _('Matriculation number cannot be set.'), None
[13571]	94	if student.is_postgrad:
[13609]	95	next_integer = grok.getSite()['configuration'].next_matric_integer_3
[13664]	96	if not degree or next_integer == 0:
[13609]	97	return _('Matriculation number cannot be set.'), None
[13846]	98	if student.faccode in ('IOE'):
	99	return None, "AAU/SPS/%s/%s/%s/%05d" % (
	100	faccode, year, degree, next_integer)
[13609]	101	return None, "AAU/SPS/%s/%s/%s/%s/%05d" % (
[13664]	102	faccode, depcode, year, degree, next_integer)
[13359]	103	if student.current_mode in ('ug_pt', 'de_pt'):
	104	next_integer = grok.getSite()['configuration'].next_matric_integer
	105	if next_integer == 0:
	106	return _('Matriculation number cannot be set.'), None
[12975]	107	return None, "PTP/%s/%s/%s/%05d" % (
	108	faccode, depcode, year, next_integer)
[13793]	109	if student.current_mode in ('dp_ft',):
	110	next_integer = grok.getSite()['configuration'].next_matric_integer_4
	111	if next_integer == 0:
	112	return _('Matriculation number cannot be set.'), None
	113	return None, "IOE/DIP/%s/%05d" % (year, next_integer)
[13359]	114	next_integer = grok.getSite()['configuration'].next_matric_integer_2
	115	if next_integer == 0:
	116	return _('Matriculation number cannot be set.'), None
	117	if student.faccode in ('FBM', 'FCS'):
	118	return None, "CMS/%s/%s/%s/%05d" % (
	119	faccode, depcode, year, next_integer)
	120	return None, "%s/%s/%s/%05d" % (faccode, depcode, year, next_integer)
[12975]	121
[8270]	122	def getReturningData(self, student):
	123	""" This method defines what happens after school fee payment
[8319]	124	of returning students depending on the student's senate verdict.
[8270]	125	"""
[8319]	126	prev_level = student['studycourse'].current_level
	127	cur_verdict = student['studycourse'].current_verdict
[14089]	128	if cur_verdict in ('A','B','C', 'L','M','N','Z',):
[8319]	129	# Successful student
	130	new_level = divmod(int(prev_level),100)[0]*100 + 100
[14089]	131	#elif cur_verdict == 'C':
	132	# # Student on probation
	133	# new_level = int(prev_level) + 10
[8319]	134	else:
	135	# Student is somehow in an undefined state.
	136	# Level has to be set manually.
	137	new_level = prev_level
[8270]	138	new_session = student['studycourse'].current_session + 1
	139	return new_session, new_level
	140
[13454]	141	def _isPaymentDisabled(self, p_session, category, student):
	142	academic_session = self._getSessionConfiguration(p_session)
[13794]	143	if category.startswith('schoolfee') and \
[13454]	144	'sf_all' in academic_session.payment_disabled:
	145	return True
[13794]	146	if category.startswith('clearance') and \
	147	'cl_regular' in academic_session.payment_disabled and \
	148	student.current_mode in ('ug_ft', 'de_ft', 'mug_ft', 'mde_ft'):
	149	return True
[13454]	150	if category == 'hostel_maintenance' and \
	151	'maint_all' in academic_session.payment_disabled:
	152	return True
	153	return False
	154
[9154]	155	def setPaymentDetails(self, category, student,
	156	previous_session=None, previous_level=None):
[8600]	157	"""Create Payment object and set the payment data of a student for
	158	the payment category specified.
	159
	160	"""
[8306]	161	details = {}
[8600]	162	p_item = u''
	163	amount = 0.0
	164	error = u''
[9154]	165	if previous_session:
	166	return _('Previous session payment not yet implemented.'), None
[8600]	167	p_session = student['studycourse'].current_session
	168	p_level = student['studycourse'].current_level
[9154]	169	p_current = True
[9527]	170	academic_session = self._getSessionConfiguration(p_session)
	171	if academic_session == None:
[8600]	172	return _(u'Session configuration object is not available.'), None
[8677]	173	# Determine fee.
[7151]	174	if category == 'transfer':
[8600]	175	amount = academic_session.transfer_fee
[10467]	176	elif category == 'transcript':
	177	amount = academic_session.transcript_fee
[7151]	178	elif category == 'bed_allocation':
[8600]	179	amount = academic_session.booking_fee
[7151]	180	elif category == 'hostel_maintenance':
[13418]	181	amount = 0.0
	182	bedticket = student['accommodation'].get(
	183	str(student.current_session), None)
[13502]	184	if bedticket is not None and bedticket.bed is not None:
[13474]	185	p_item = bedticket.display_coordinates
[13418]	186	if bedticket.bed.__parent__.maint_fee > 0:
	187	amount = bedticket.bed.__parent__.maint_fee
	188	else:
	189	# fallback
	190	amount = academic_session.maint_fee
	191	else:
[13506]	192	return _(u'No bed allocated.'), None
[14069]	193	elif category == 'welfare' and not student.is_postgrad:
[13374]	194	amount = academic_session.welfare_fee
[14069]	195	elif category == 'union' and not student.is_postgrad:
[13374]	196	amount = academic_session.union_fee
[14069]	197	elif category == 'lapel' and not student.is_postgrad:
[13374]	198	amount = academic_session.lapel_fee
[14069]	199	elif category == 'matric_gown' and not student.is_postgrad:
[13374]	200	amount = academic_session.matric_gown_fee
[14069]	201	elif category == 'concessional' and not student.is_postgrad:
[13464]	202	amount = academic_session.concessional_fee
[13636]	203	elif student.current_mode == 'found' and category not in (
	204	'schoolfee', 'clearance', 'late_registration'):
	205	return _('Not allowed.'), None
[13400]	206	elif category.startswith('clearance'):
[13594]	207	if student.state not in (ADMITTED, CLEARANCE, REQUESTED, CLEARED):
	208	return _(u'Acceptance Fee payments not allowed.'), None
[13855]	209	if student.current_mode in (
	210	'ug_ft', 'ug_pt', 'de_ft', 'de_pt',
	211	'transfer', 'mug_ft', 'mde_ft') \
	212	and category != 'clearance_incl':
	213	return _("Additional fees must be included."), None
[11653]	214	if student.faccode == 'FP':
	215	amount = academic_session.clearance_fee_fp
[13377]	216	elif student.current_mode.endswith('_pt'):
[13678]	217	if student.is_postgrad:
	218	amount = academic_session.clearance_fee_pg_pt
	219	else:
	220	amount = academic_session.clearance_fee_ug_pt
[13466]	221	elif student.faccode == 'FCS':
	222	# Students in clinical medical sciences pay the medical
	223	# acceptance fee
[13377]	224	amount = academic_session.clearance_fee_med
[13678]	225	elif student.is_postgrad: # and not part-time
[13853]	226	if category != 'clearance':
[13854]	227	return _("No additional fees required."), None
[13526]	228	amount = academic_session.clearance_fee_pg
[11653]	229	else:
	230	amount = academic_session.clearance_fee
[8753]	231	p_item = student['studycourse'].certificate.code
[13689]	232	if amount in (0.0, None):
	233	return _(u'Amount could not be determined.'), None
[13400]	234	# Add Matric Gown Fee and Lapel Fee
[13689]	235	if category == 'clearance_incl':
[13414]	236	amount += gateway_net_amt(academic_session.matric_gown_fee) + \
	237	gateway_net_amt(academic_session.lapel_fee)
[11004]	238	elif category == 'late_registration':
[14117]	239	if student.is_postgrad:
	240	amount = academic_session.late_pg_registration_fee
	241	else:
	242	amount = academic_session.late_registration_fee
[13400]	243	elif category.startswith('schoolfee'):
[8600]	244	try:
[8753]	245	certificate = student['studycourse'].certificate
	246	p_item = certificate.code
[8600]	247	except (AttributeError, TypeError):
	248	return _('Study course data are incomplete.'), None
[13853]	249	if student.is_postgrad and category != 'schoolfee':
[13854]	250	return _("No additional fees required."), None
[13855]	251	if student.current_mode in (
	252	'ug_ft', 'ug_pt', 'de_ft', 'de_pt',
	253	'transfer', 'mug_ft', 'mde_ft') \
	254	and not category in (
	255	'schoolfee_incl', 'schoolfee_1', 'schoolfee_2'):
	256	return _("You must chose a payment which includes "
	257	"additional fees."), None
[13780]	258	if category in ('schoolfee_1', 'schoolfee_2'):
	259	if student.current_mode == 'ug_pt':
	260	return _("Part-time students are not allowed "
	261	"to pay by instalments."), None
	262	if category == 'schoolfee_1' and student.state != CLEARED:
	263	return _("Wrong state. Only students in state 'cleared' "
	264	"are allowed to pay by instalments."), None
[14072]	265	if category == 'schoolfee_2' and not student.is_fresh:
	266	return _("Only new students "
	267	"are allowed to pay by instalments."), None
[13512]	268	if student.state == CLEARED or category == 'schoolfee_2':
[13374]	269	if student.is_foreigner:
	270	amount = getattr(certificate, 'school_fee_3', 0.0)
[10930]	271	else:
[13374]	272	amount = getattr(certificate, 'school_fee_1', 0.0)
[13512]	273	# Cut school fee by 50%
	274	if category in ('schoolfee_1', 'schoolfee_2'):
[13720]	275	if amount:
	276	amount = gateway_net_amt(amount) / 2 + GATEWAY_AMT
[13374]	277	elif student.state == RETURNING:
[13482]	278	if not student.father_name:
	279	return _("Personal data form is not properly filled."), None
[13374]	280	# In case of returning school fee payment the payment session
	281	# and level contain the values of the session the student
	282	# has paid for.
	283	p_session, p_level = self.getReturningData(student)
[8961]	284	try:
	285	academic_session = grok.getSite()[
	286	'configuration'][str(p_session)]
	287	except KeyError:
	288	return _(u'Session configuration object is not available.'), None
[13374]	289	if student.is_foreigner:
	290	amount = getattr(certificate, 'school_fee_4', 0.0)
	291	else:
	292	amount = getattr(certificate, 'school_fee_2', 0.0)
[8600]	293	else:
[8753]	294	return _('Wrong state.'), None
[13417]	295	if amount in (0.0, None):
	296	return _(u'Amount could not be determined.'), None
[13400]	297	# Add Student Union Fee and Welfare Assurance
[13512]	298	if category in ('schoolfee_incl', 'schoolfee_1'):
[13414]	299	amount += gateway_net_amt(academic_session.welfare_fee) + \
	300	gateway_net_amt(academic_session.union_fee)
[13534]	301	# Add non-indigenous fee and session specific penalty fees
	302	if student.is_postgrad:
	303	amount += academic_session.penalty_pg
	304	if not student.lga.startswith('edo'):
	305	amount += 20000.0
	306	else:
	307	amount += academic_session.penalty_ug
[8600]	308	if amount in (0.0, None):
	309	return _(u'Amount could not be determined.'), None
[8677]	310	# Create ticket.
[8600]	311	for key in student['payments'].keys():
	312	ticket = student['payments'][key]
	313	if ticket.p_state == 'paid' and\
	314	ticket.p_category == category and \
	315	ticket.p_item == p_item and \
	316	ticket.p_session == p_session:
	317	return _('This type of payment has already been made.'), None
[13786]	318	# Additional condition in AAUE
	319	if category in ('schoolfee', 'schoolfee_incl', 'schoolfee_1'):
	320	if ticket.p_state == 'paid' and \
	321	ticket.p_category in ('schoolfee',
	322	'schoolfee_incl',
	323	'schoolfee_1') and \
	324	ticket.p_item == p_item and \
	325	ticket.p_session == p_session:
	326	return _(
	327	'Another school fee payment for this '
	328	'session has already been made.'), None
	329
[11455]	330	if self._isPaymentDisabled(p_session, category, student):
[13798]	331	return _('This category of payments has been disabled.'), None
[8712]	332	payment = createObject(u'waeup.StudentOnlinePayment')
[8954]	333	timestamp = ("%d" % int(time()*10000))[1:]
[8600]	334	payment.p_id = "p%s" % timestamp
	335	payment.p_category = category
	336	payment.p_item = p_item
	337	payment.p_session = p_session
	338	payment.p_level = p_level
[9154]	339	payment.p_current = p_current
[8600]	340	payment.amount_auth = amount
	341	return None, payment
[7621]	342
[10922]	343	def _admissionText(self, student, portal_language):
	344	inst_name = grok.getSite()['configuration'].name
	345	entry_session = student['studycourse'].entry_session
	346	entry_session = academic_sessions_vocab.getTerm(entry_session).title
	347	text = trans(_(
[10953]	348	'This is to inform you that you have been offered provisional'
	349	' admission into ${a} for the ${b} academic session as follows:',
[10922]	350	mapping = {'a': inst_name, 'b': entry_session}),
	351	portal_language)
	352	return text
	353
[10051]	354	def maxCredits(self, studylevel):
	355	"""Return maximum credits.
	356
	357	"""
	358	return 48
	359
[13353]	360	def getBedCoordinates(self, bedticket):
	361	"""Return descriptive bed coordinates.
	362	This method can be used to customize the `display_coordinates`
	363	property method in order to display a
	364	customary description of the bed space.
	365	"""
	366	bc = bedticket.bed_coordinates.split(',')
	367	if len(bc) == 4:
	368	return bc[0]
	369	return bedticket.bed_coordinates
	370
[13415]	371	def getAccommodationDetails(self, student):
	372	"""Determine the accommodation data of a student.
	373	"""
	374	d = {}
	375	d['error'] = u''
	376	hostels = grok.getSite()['hostels']
	377	d['booking_session'] = hostels.accommodation_session
	378	d['allowed_states'] = hostels.accommodation_states
	379	d['startdate'] = hostels.startdate
	380	d['enddate'] = hostels.enddate
	381	d['expired'] = hostels.expired
	382	# Determine bed type
[13416]	383	bt = 'all'
[13415]	384	if student.sex == 'f':
	385	sex = 'female'
	386	else:
	387	sex = 'male'
	388	special_handling = 'regular'
	389	d['bt'] = u'%s_%s_%s' % (special_handling,sex,bt)
	390	return d
	391
[13753]	392	def checkAccommodationRequirements(self, student, acc_details):
	393	super(CustomStudentsUtils, self).checkAccommodationRequirements(
	394	student, acc_details)
	395	if student.current_mode not in ('ug_ft', 'de_ft', 'mug_ft', 'mde_ft'):
	396	return _('You are not eligible to book accommodation.')
	397	return
	398
[8444]	399	# AAUE prefix
	400	STUDENT_ID_PREFIX = u'E'

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