source: main/kofacustom.coewarri/trunk/src/kofacustom/coewarri/interswitch/browser.py @ 14640

Last change on this file since 14640 was 14640, checked in by Henrik Bettermann, 8 years ago

Do not deduct provider_amt for balance payments.
  • Property svn:keywords set to Id
File size: 8.5 KB
Line 
1## $Id: browser.py 14640 2017-03-21 13:37:01Z 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.coewarri.students.interfaces import ICustomStudentOnlinePayment
29from kofacustom.coewarri.applicants.interfaces import ICustomApplicantOnlinePayment
30from kofacustom.coewarri.interfaces import MessageFactory as _
31
32PRODUCT_ID = '6667'
33SITE_NAME = 'coewarri-kofa.waeup.org'
34PROVIDER_ACCT = '0137712635'
35PROVIDER_BANK_ID = '10'
36PROVIDER_ITEM_NAME = 'BT Education'
37INSTITUTION_NAME = 'COE Warri'
38CURRENCY = '566'
39GATEWAY_AMT = 300.0
40MAC = '9309B5CBF1BFB09693C6F5F578046E3FCAB0A2538C3FE4221A6E63AFD348DE888E655F9C7E9F112151A702B6B09E6A7ACC5B3BF3C701F0C1B0D8EA6C1872AE94'
41
42POST_ACTION = 'https://webpay.interswitchng.com/paydirect/pay'
43#POST_ACTION = 'https://stageserv.interswitchng.com/test_paydirect/pay'
44HOST = 'webpay.interswitchng.com'
45#HOST = 'stageserv.interswitchng.com'
46URL = '/paydirect/api/v1/gettransaction.json'
47#URL = '/test_paydirect/api/v1/gettransaction.json'
48
49httplib.HTTPSConnection.debuglevel = 0
50HTTPS = True
51
52class CustomInterswitchPageStudent(InterswitchPageStudent):
53    """ View which sends a POST request to the Interswitch
54    CollegePAY payment gateway.
55    """
56    grok.context(ICustomStudentOnlinePayment)
57    action = POST_ACTION
58    site_name = SITE_NAME
59    currency = CURRENCY
60    product_id = PRODUCT_ID
61    mac = MAC
62
63    def update(self):
64        error = self.init_update()
65        if error:
66            self.flash(error, type='danger')
67            self.redirect(self.url(self.context, '@@index'))
68            return
69        student = self.student
70        xmldict = self.xmldict
71        self.pay_item_id = '0000'
72        # Provider data
73        xmldict['detail_ref'] = self.context.p_id
74        xmldict['provider_acct'] = PROVIDER_ACCT
75        xmldict['provider_bank_id'] = PROVIDER_BANK_ID
76        xmldict['provider_item_name'] = PROVIDER_ITEM_NAME
77        provider_amt = 0.0
78        # Institution data
79        xmldict['institution_acct'] = '1019684470'
80        xmldict['institution_bank_id'] = '7'
81        xmldict['institution_item_name'] = self.context.category
82        xmldict['institution_name'] = INSTITUTION_NAME
83        if self.context.p_category == 'clearance':
84            self.pay_item_id = '102'
85            provider_amt = 500.0
86        elif self.context.p_category.startswith('schoolfee'):
87            self.pay_item_id = '103'
88            if self.context.p_category in ('schoolfee', 'schoolfee_1') \
89                and not self.context.p_item == 'Balance':
90                provider_amt = 4000.0
91        xmldict['provider_amt'] = 100 * provider_amt
92        xmldict['institution_amt'] = 100 * (
93            self.context.amount_auth - provider_amt - GATEWAY_AMT)
94
95        # Interswitch amount is not part of the xml data
96        if provider_amt == 0:
97            xmltext = """<payment_item_detail>
98<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
99<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" />
100</item_details>
101</payment_item_detail>""" % xmldict
102        else:
103            xmltext = """<payment_item_detail>
104<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
105<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" />
106<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" />
107</item_details>
108</payment_item_detail>""" % xmldict
109        self.xml_data = """<input type="hidden" name="xml_data" value='%s'  />""" % xmltext
110        self.context.provider_amt = provider_amt
111        self.context.gateway_amt = GATEWAY_AMT
112
113        hashargs = (
114            self.context.p_id +
115            PRODUCT_ID +
116            self.pay_item_id +
117            str(int(self.amount_auth)) +
118            self.site_redirect_url +
119            self.mac)
120        self.hashvalue = hashlib.sha512(hashargs).hexdigest()
121        return
122
123class CustomInterswitchPageApplicant(InterswitchPageApplicant):
124    """ View which sends a POST request to the Interswitch
125    CollegePAY payment gateway.
126    """
127    grok.context(ICustomApplicantOnlinePayment)
128    action = POST_ACTION
129    site_name = SITE_NAME
130    currency = CURRENCY
131    pay_item_id = '101'
132    product_id = PRODUCT_ID
133    mac = MAC
134
135    def update(self):
136        error = self.init_update()
137        if error:
138            self.flash(error, type='danger')
139            self.redirect(self.url(self.context, '@@index'))
140            return
141        xmldict = {}
142        provider_amt = 500.0
143        xmldict['institution_acct'] = '1019684470'
144        xmldict['institution_bank_id'] = '7'
145        xmldict['detail_ref'] = self.context.p_id
146        xmldict['provider_amt'] = 100 * provider_amt
147        xmldict['provider_acct'] = PROVIDER_ACCT
148        xmldict['provider_bank_id'] = PROVIDER_BANK_ID
149        xmldict['provider_item_name'] = PROVIDER_ITEM_NAME
150        xmldict['institution_amt'] = 100 * (self.context.amount_auth - provider_amt - GATEWAY_AMT)
151        xmldict['institution_item_name'] = self.context.category
152        xmldict['institution_name'] = INSTITUTION_NAME
153        # Interswitch amount is not part of the xml data
154        xmltext = """<payment_item_detail>
155<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s">
156<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" />
157<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" />
158</item_details>
159</payment_item_detail>""" % xmldict
160        self.xml_data = """<input type="hidden" name="xml_data" value='%s'  />""" % xmltext
161        self.context.provider_amt = provider_amt
162        self.context.gateway_amt = GATEWAY_AMT
163
164        hashargs = (
165            self.context.p_id +
166            PRODUCT_ID +
167            self.pay_item_id +
168            str(int(self.amount_auth)) +
169            self.site_redirect_url +
170            self.mac)
171        self.hashvalue = hashlib.sha512(hashargs).hexdigest()
172        return
173
174class CustomInterswitchPaymentRequestWebservicePageStudent(
175    InterswitchPaymentRequestWebservicePageStudent):
176    """Request webservice view for the CollegePAY gateway
177    """
178    grok.context(ICustomStudentOnlinePayment)
179    product_id = PRODUCT_ID
180    gateway_host = HOST
181    gateway_url = URL
182    mac = MAC
183
184class CustomInterswitchPaymentVerifyWebservicePageStudent(
185    InterswitchPaymentVerifyWebservicePageStudent):
186    """Payment verify view for the CollegePAY gateway
187    """
188    grok.context(ICustomStudentOnlinePayment)
189    product_id = PRODUCT_ID
190    gateway_host = HOST
191    gateway_url = URL
192    mac = MAC
193
194class CustomInterswitchPaymentRequestWebservicePageApplicant(
195    InterswitchPaymentRequestWebservicePageApplicant):
196    """Request webservice view for the CollegePAY gateway
197    """
198    grok.context(ICustomApplicantOnlinePayment)
199    product_id = PRODUCT_ID
200    gateway_host = HOST
201    gateway_url = URL
202    mac = MAC
203
204class CustomInterswitchPaymentVerifyWebservicePageApplicant(
205    InterswitchPaymentVerifyWebservicePageApplicant):
206    """Payment verify view for the CollegePAY gateway
207    """
208    grok.context(ICustomApplicantOnlinePayment)
209    product_id = PRODUCT_ID
210    gateway_host = HOST
211    gateway_url = URL
212    mac = MAC
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