source: main/kofacustom.dspg/trunk/src/kofacustom/dspg/interswitch/browser.py @ 14861

Last change on this file since 14861 was 14859, checked in by Henrik Bettermann, 7 years ago

Implement special (supplementary) payment application.
  • Property svn:keywords set to Id
File size: 11.6 KB
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1## $Id: browser.py 14859 2017-10-05 07:15:22Z henrik $
2##
3## Copyright (C) 2012 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##
18import httplib
19import hashlib
20import grok
21from kofacustom.nigeria.interswitch.browser import (
22    InterswitchPaymentRequestWebservicePageApplicant,
23    InterswitchPaymentRequestWebservicePageStudent,
24    InterswitchPaymentVerifyWebservicePageApplicant,
25    InterswitchPaymentVerifyWebservicePageStudent,
26    InterswitchPageStudent, InterswitchPageApplicant,
27    )
28from kofacustom.dspg.students.interfaces import ICustomStudentOnlinePayment
29from kofacustom.dspg.applicants.interfaces import ICustomApplicantOnlinePayment
30from kofacustom.dspg.interfaces import MessageFactory as _
31
32PRODUCT_ID = '7269' # must be provided by Interswitch
33SITE_NAME = 'dspg.waeup.org'
34PROVIDER_ACCT = '1014261520'
35PROVIDER_BANK_ID = '117'
36PROVIDER_ITEM_NAME = 'BT Education'
37INSTITUTION_NAME = 'Delta State Polytechnic Ogwashi-Uku'
38CURRENCY = '566'
39GATEWAY_AMT = 250.0
40
41POST_ACTION = 'https://webpay.interswitchng.com/paydirect/pay'
42#POST_ACTION = 'https://sandbox.interswitchng.com/webpay/pay'
43HOST = 'webpay.interswitchng.com'
44#HOST = 'sandbox.interswitchng.com'
45URL = '/paydirect/api/v1/gettransaction.json'
46#URL = '/webpay/api/v1/gettransaction.json'
47
48httplib.HTTPSConnection.debuglevel = 0
49HTTPS = True
50
51SPECIAL_PAYMENT_PARAMS = {
52    'certificate': ('111', 500.0, '1012808851', '117'),
53    'state_result': ('112', 500.0, '1012808851', '117'),
54    'transcript_local': ('113', 500.0, '1012808851', '117'),
55    'transcript_foreign': ('114', 500.0, '1012808851', '117'),
56    'ver_result': ('115', 500.0, '1012808851', '117'),
57    'change_course': ('116', 500.0, '1012808851', '117'),
58    'change_inst': ('117', 500.0, '1012808851', '117'),
59    'jamb_reject': ('118', 500.0, '1012808851', '117'),
60    'cert_of_cert': ('119', 500.0, '1012808851', '117'),
61    'ref_let': ('120', 500.0, '1012808851', '117'),
62    'proc_cert': ('121', 500.0, '1012808851', '117'),
63    'loss_idcard': ('122', 9.0, '1012808851', '117'),
64    'loss_examcard': ('123', 4.5, '1012808851', '117'),
65    'loss_result': ('124', 500.0, '1012808851', '117'),
66    'loss_receipt': ('125', 500.0, '1012808851', '117'),
67    'loss_clearance': ('126', 500.0, '1012808851', '117'),
68    'conv_brochure': ('127', 500.0, '1012808851', '117'),
69    'hnd_certificate': ('128', 500.0, '1012808851', '117'),
70    'hnd_state_result': ('129', 500.0, '1012808851', '117'),
71    'hnd_transcript_local': ('130', 500.0, '1012808851', '117'),
72    'hnd_transcript_foreign': ('131', 500.0, '1012808851', '117'),
73    'staff_loss_idcard': ('132', 9.0, '1012808851', '117'),
74    'hnd_conv_brochure': ('133', 500.0, '1012808851', '117'),
75    'pgd_state_result': ('134', 500.0, '1012808851', '117'),
76    'pgd_conv_brochure': ('135', 500.0, '1012808851', '117'),
77    'pgd_certificate': ('136', 500.0, '1012808851', '117'),
78    'log_book': ('137', 4.5, '1012808851', '117'),
79    'pgd_transcript_foreign': ('138', 500.0, '1012808851', '117'),
80    'pgd_transcript_local': ('139', 500.0, '1012808851', '117'),
81    'jamb_regularization': ('140', 500.0, '1012808851', '117'),
82    'utme_registration': ('142', 9.0, '1012808851', '117'),
83    'utme_cbt': ('143', 9.0, '1012808851', '117'),
84    'nysc_id_card': ('144', 9.0, '1012808851', '117'),
85    'ijmb_result': ('147', 500.0, '1012808851', '117'),
86    }
87
88class CustomInterswitchPageStudent(InterswitchPageStudent):
89    """ View which sends a POST request to the Interswitch
90    CollegePAY payment gateway.
91    """
92    grok.context(ICustomStudentOnlinePayment)
93    action = POST_ACTION
94    site_name = SITE_NAME
95    currency = CURRENCY
96    product_id = PRODUCT_ID
97    mac = ''  # must be provided by Interswitch
98
99    def update(self):
100        error = self.init_update()
101        if error:
102            self.flash(error, type='danger')
103            self.redirect(self.url(self.context, '@@index'))
104            return
105        student = self.student
106        xmldict = self.xmldict
107        # Provider data
108        xmldict['detail_ref'] = self.context.p_id
109        xmldict['provider_acct'] = PROVIDER_ACCT
110        xmldict['provider_bank_id'] = PROVIDER_BANK_ID
111        xmldict['provider_item_name'] = PROVIDER_ITEM_NAME
112        # Institution data
113        xmldict['institution_acct'] = '00000000'
114        xmldict['institution_bank_id'] = '00'
115        xmldict['institution_amt'] = '0.0'
116        provider_amt = 500.0
117        self.pay_item_id = '0000' # must be provided by Interswitch
118        xmldict['provider_amt'] = 100 * provider_amt
119        xmldict['institution_item_name'] = self.context.category
120        xmldict['institution_name'] = INSTITUTION_NAME
121        xmldict['institution_amt'] = 100 * (
122            self.context.amount_auth - provider_amt - GATEWAY_AMT)
123        # Interswitch amount is not part of the xml data
124        if provider_amt == 0:
125            xmltext = """<payment_item_detail>
126<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
127<item_detail item_id="1" item_name="%(institution_item_name)s" item_amt="%(institution_amt)d" bank_id="%(institution_bank_id)s" acct_num="%(institution_acct)s" />
128</item_details>
129</payment_item_detail>""" % xmldict
130        else:
131            xmltext = """<payment_item_detail>
132<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
133<item_detail item_id="1" item_name="%(institution_item_name)s" item_amt="%(institution_amt)d" bank_id="%(institution_bank_id)s" acct_num="%(institution_acct)s" />
134<item_detail item_id="2" item_name="%(provider_item_name)s" item_amt="%(provider_amt)d" bank_id="%(provider_bank_id)s" acct_num="%(provider_acct)s" />
135</item_details>
136</payment_item_detail>""" % xmldict
137        self.xml_data = """<input type="hidden" name="xml_data" value='%s'  />""" % xmltext
138        self.context.provider_amt = provider_amt
139        self.context.gateway_amt = GATEWAY_AMT
140
141        hashargs = (
142            self.context.p_id +
143            PRODUCT_ID +
144            self.pay_item_id +
145            str(int(self.amount_auth)) +
146            self.site_redirect_url +
147            self.mac)
148        self.hashvalue = hashlib.sha512(hashargs).hexdigest()
149        return
150
151class CustomInterswitchPageApplicant(InterswitchPageApplicant):
152    """ View which sends a POST request to the Interswitch
153    CollegePAY payment gateway.
154    """
155    grok.context(ICustomApplicantOnlinePayment)
156    action = POST_ACTION
157    site_name = SITE_NAME
158    currency = CURRENCY
159    pay_item_id = '101' # must be provided by Interswitch
160    product_id = PRODUCT_ID
161    mac = 'D43ED93B7A307B152C7111D04E1F384428057CD1E75428D3A4C5631C28ACB9C8C822A88CA76DEDC5F9A520CF4BFDB2824FF8B207AAFC667DF3CBB13685B66627'
162
163    def update(self):
164        error = self.init_update()
165        if error:
166            self.flash(error, type='danger')
167            self.redirect(self.url(self.context, '@@index'))
168            return
169        xmldict = {}
170        provider_amt = 500.0
171        gateway_amt = GATEWAY_AMT
172        xmldict['institution_acct'] = '00000000'
173        xmldict['institution_bank_id'] = '00'
174        if self.applicant.__parent__.application_category in ('ndft', 'hndft'):
175            xmldict['institution_acct'] = '0010761873'
176            xmldict['institution_bank_id'] = '11'
177        elif self.applicant.__parent__.application_category in (
178            'ndpt', 'hndpt', 'ndwe', 'hndwe'):
179            xmldict['institution_acct'] = '1015220292'
180            xmldict['institution_bank_id'] = '117'
181        elif self.applicant.applicant_id.startswith('special'):
182            if self.context.p_category in SPECIAL_PAYMENT_PARAMS.keys():
183                self.pay_item_id = SPECIAL_PAYMENT_PARAMS[self.context.p_category][0]
184                provider_amt = SPECIAL_PAYMENT_PARAMS[self.context.p_category][1]
185                xmldict['institution_acct'] = SPECIAL_PAYMENT_PARAMS[self.context.p_category][2]
186                xmldict['institution_bank_id'] = SPECIAL_PAYMENT_PARAMS[self.context.p_category][3]
187        if self.pay_item_id in ('122', '123', '132', '137', '141',
188                                '142', '143', '144', '146', '147',):
189                gateway_amt = round(0.015 * self.context.amount_auth, 2)
190        xmldict['detail_ref'] = self.context.p_id
191        xmldict['provider_amt'] = 100 * provider_amt
192        xmldict['provider_acct'] = PROVIDER_ACCT
193        xmldict['provider_bank_id'] = PROVIDER_BANK_ID
194        xmldict['provider_item_name'] = PROVIDER_ITEM_NAME
195        xmldict['institution_amt'] = 100 * (self.context.amount_auth - provider_amt - gateway_amt)
196        xmldict['institution_item_name'] = self.context.category
197        xmldict['institution_name'] = INSTITUTION_NAME
198        # Interswitch amount is not part of the xml data
199        xmltext = """<payment_item_detail>
200<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s">
201<item_detail item_id="1" item_name="%(institution_item_name)s" item_amt="%(institution_amt)d" bank_id="%(institution_bank_id)s" acct_num="%(institution_acct)s" />
202<item_detail item_id="2" item_name="%(provider_item_name)s" item_amt="%(provider_amt)d" bank_id="%(provider_bank_id)s" acct_num="%(provider_acct)s" />
203</item_details>
204</payment_item_detail>""" % xmldict
205        self.xml_data = """<input type="hidden" name="xml_data" value='%s'  />""" % xmltext
206        self.context.provider_amt = provider_amt
207        self.context.gateway_amt = GATEWAY_AMT
208
209        hashargs = (
210            self.context.p_id +
211            PRODUCT_ID +
212            self.pay_item_id +
213            str(int(self.amount_auth)) +
214            self.site_redirect_url +
215            self.mac)
216        self.hashvalue = hashlib.sha512(hashargs).hexdigest()
217        return
218
219class CustomInterswitchPaymentRequestWebservicePageStudent(
220    InterswitchPaymentRequestWebservicePageStudent):
221    """Request webservice view for the CollegePAY gateway
222    """
223    grok.context(ICustomStudentOnlinePayment)
224    product_id = PRODUCT_ID
225    gateway_host = HOST
226    gateway_url = URL
227
228class CustomInterswitchPaymentVerifyWebservicePageStudent(
229    InterswitchPaymentVerifyWebservicePageStudent):
230    """Payment verify view for the CollegePAY gateway
231    """
232    grok.context(ICustomStudentOnlinePayment)
233    product_id = PRODUCT_ID
234    gateway_host = HOST
235    gateway_url = URL
236
237class CustomInterswitchPaymentRequestWebservicePageApplicant(
238    InterswitchPaymentRequestWebservicePageApplicant):
239    """Request webservice view for the CollegePAY gateway
240    """
241    grok.context(ICustomApplicantOnlinePayment)
242    product_id = PRODUCT_ID
243    gateway_host = HOST
244    gateway_url = URL
245    mac = 'D43ED93B7A307B152C7111D04E1F384428057CD1E75428D3A4C5631C28ACB9C8C822A88CA76DEDC5F9A520CF4BFDB2824FF8B207AAFC667DF3CBB13685B66627'
246
247class CustomInterswitchPaymentVerifyWebservicePageApplicant(
248    InterswitchPaymentVerifyWebservicePageApplicant):
249    """Payment verify view for the CollegePAY gateway
250    """
251    grok.context(ICustomApplicantOnlinePayment)
252    product_id = PRODUCT_ID
253    gateway_host = HOST
254    gateway_url = URL
255    mac = 'D43ED93B7A307B152C7111D04E1F384428057CD1E75428D3A4C5631C28ACB9C8C822A88CA76DEDC5F9A520CF4BFDB2824FF8B207AAFC667DF3CBB13685B66627'
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