source: main/waeup.futminna/trunk/src/waeup/futminna/interswitch/browser.py @ 9693

Last change on this file since 9693 was 9630, checked in by Henrik Bettermann, 12 years ago

Change bank account numbers.
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File size: 14.3 KB
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1## $Id: browser.py 9630 2012-11-13 13:03:01Z 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##
18from datetime import datetime
19import httplib
20import urllib
21from xml.dom.minidom import parseString
22import grok
23from zope.component import getUtility
24from waeup.kofa.browser.layout import KofaPage, UtilityView
25from waeup.kofa.accesscodes import create_accesscode
26from waeup.kofa.interfaces import RETURNING, CLEARED, IKofaUtils
27from waeup.kofa.utils.helpers import to_timezone
28from waeup.kofa.students.viewlets import ApprovePaymentActionButton as APABStudent
29from waeup.kofa.applicants.viewlets import ApprovePaymentActionButton as APABApplicant
30from waeup.futminna.students.interfaces import ICustomStudentOnlinePayment
31from waeup.futminna.applicants.interfaces import ICustomApplicantOnlinePayment
32from waeup.futminna.interfaces import MessageFactory as _
33
34PRODUCT_ID = '117'
35SITE_NAME = 'futminna-kofa.waeup.org'
36PROVIDER_ACCT = '0026781725'
37PROVIDER_BANK_ID = '31'
38PROVIDER_ITEM_NAME = 'BT Education'
39INSTITUTION_NAME = 'FUTMinna'
40CURRENCY = '566'
41#QUERY_URL = 'https://webpay.interswitchng.com/paydirect/services/TransactionQueryURL.aspx'
42#QUERY_URL = 'https://testwebpay.interswitchng.com/test_paydirect/services/TransactionQueryURL.aspx'
43POST_ACTION = 'https://webpay.interswitchng.com/paydirect/webpay/pay.aspx'
44#POST_ACTION = 'https://testwebpay.interswitchng.com/test_paydirect/webpay/pay.aspx'
45
46HOST = 'webpay.interswitchng.com'
47#HOST = 'testwebpay.interswitchng.com'
48URL = '/paydirect/services/TransactionQueryWs.asmx'
49#URL = '/test_paydirect/services/TransactionQueryWs.asmx'
50httplib.HTTPConnection.debuglevel = 0
51
52
53def SOAP_post(soap_action,xml):
54    """Handles making the SOAP request.
55
56    Further reading:
57    http://testwebpay.interswitchng.com/test_paydirect/services/TransactionQueryWs.asmx?op=getTransactionData
58    """
59    h = httplib.HTTPConnection(HOST)
60    headers={
61        'Host':HOST,
62        'Content-Type':'text/xml; charset=utf-8',
63        'Content-Length':len(xml),
64        'SOAPAction':'"%s"' % soap_action,
65    }
66    h.request('POST', URL, body=xml,headers=headers)
67    r = h.getresponse()
68    d = r.read()
69    if r.status!=200:
70        raise ValueError('Error connecting: %s, %s' % (r.status, r.reason))
71    return d
72
73def get_SOAP_response(product_id, transref):
74    xml="""\
75<?xml version="1.0" encoding="utf-8"?>
76<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
77  <soap:Body>
78    <getTransactionData xmlns="http://tempuri.org/">
79      <product_id>%s</product_id>
80      <trans_ref>%s</trans_ref>
81    </getTransactionData>
82  </soap:Body>
83</soap:Envelope>""" % (product_id, transref)
84    result_xml=SOAP_post("http://tempuri.org/getTransactionData",xml)
85    doc=parseString(result_xml)
86    response=doc.getElementsByTagName('getTransactionDataResult')[0].firstChild.data
87    return response
88
89def query_interswitch(payment):
90    sr = get_SOAP_response(PRODUCT_ID, payment.p_id)
91    wlist = sr.split(':')
92    if len(wlist) != 7:
93        msg = _('Invalid callback: ${a}', mapping = {'a': sr})
94        log = 'invalid callback for payment %s: %s' % (payment.p_id, sr)
95        return False, msg, log
96    payment.r_code = wlist[0]
97    payment.r_desc = wlist[1]
98    payment.r_amount_approved = float(wlist[2]) / 100
99    payment.r_card_num = wlist[3]
100    payment.r_pay_reference = wlist[5]
101    payment.r_company = u'interswitch'
102    if payment.r_code != '00':
103        msg = _('Unsuccessful callback: ${a}', mapping = {'a': sr})
104        log = 'unsuccessful callback for %s payment %s: %s' % (
105            payment.p_category, payment.p_id, sr)
106        payment.p_state = 'failed'
107        return False, msg, log
108    if payment.r_amount_approved != payment.amount_auth:
109        msg = _('Callback amount does not match.')
110        log = 'wrong callback for %s payment %s: %s' % (
111            payment.p_category, payment.p_id, sr)
112        payment.p_state = 'failed'
113        return False, msg, log
114    if wlist[4] != payment.p_id:
115        msg = _('Callback transaction id does not match.')
116        log = 'wrong callback for %s payment %s: %s' % (
117            payment.p_category, payment.p_id, sr)
118        payment.p_state = 'failed'
119        return False, msg, log
120    payment.p_state = 'paid'
121    payment.payment_date = datetime.utcnow()
122    msg = _('Successful callback received')
123    log = 'valid callback for %s payment %s: %s' % (
124        payment.p_category, payment.p_id, sr)
125    return True, msg, log
126
127class InterswitchActionButtonStudent(APABStudent):
128    grok.order(1)
129    grok.context(ICustomStudentOnlinePayment)
130    grok.require('waeup.payStudent')
131    icon = 'actionicon_pay.png'
132    text = _('CollegePAY')
133    target = 'goto_interswitch'
134
135    @property
136    def target_url(self):
137        if self.context.p_state != 'unpaid':
138            return ''
139        return self.view.url(self.view.context, self.target)
140
141class InterswitchRequestWebserviceActionButtonStudent(APABStudent):
142    grok.order(2)
143    grok.context(ICustomStudentOnlinePayment)
144    grok.require('waeup.payStudent')
145    icon = 'actionicon_call.png'
146    text = _('Requery CollegePAY')
147    target = 'request_webservice'
148
149class InterswitchPageStudent(KofaPage):
150    """ View which sends a POST request to the Interswitch
151    CollegePAY payment gateway.
152    """
153    grok.context(ICustomStudentOnlinePayment)
154    grok.name('goto_interswitch')
155    grok.template('student_goto_interswitch')
156    grok.require('waeup.payStudent')
157    label = _('Submit data to CollegePAY (Interswitch Payment Gateway)')
158    submit_button = _('Submit')
159    action = POST_ACTION
160    site_name = SITE_NAME
161    currency = CURRENCY
162    pay_item_id = ''
163    product_id = PRODUCT_ID
164
165    def update(self):
166        #if self.context.p_state != 'unpaid':
167        if self.context.p_state == 'paid':
168            self.flash(_("Payment ticket can't be re-send to CollegePAY."))
169            self.redirect(self.url(self.context, '@@index'))
170            return
171
172        student = self.student = self.context.student
173        certificate = getattr(student['studycourse'],'certificate',None)
174        self.amount_auth = 100 * self.context.amount_auth
175        xmldict = {}
176        if certificate is not None:
177            xmldict['department'] = certificate.__parent__.__parent__.code
178            xmldict['faculty'] = certificate.__parent__.__parent__.__parent__.code
179        else:
180            xmldict['department'] = None
181            xmldict['faculty'] = None
182        self.category = getUtility(IKofaUtils).PAYMENT_CATEGORIES[
183            self.context.p_category]
184        tz = getUtility(IKofaUtils).tzinfo
185        self.local_date_time = to_timezone(
186            self.context.creation_date, tz).strftime("%Y-%m-%d %H:%M:%S %Z")
187        self.site_redirect_url = self.url(self.context, 'request_webservice')
188        # Provider data
189        xmldict['detail_ref'] = self.context.p_id
190        xmldict['provider_acct'] = PROVIDER_ACCT
191        xmldict['provider_bank_id'] = PROVIDER_BANK_ID
192        xmldict['provider_item_name'] = PROVIDER_ITEM_NAME
193        provider_amt = 1500
194        xmldict['provider_amt'] = 100 * provider_amt
195
196        # Institution data. Account numbers were changed to the new
197        # NUBAN 10 digit number system
198        xmldict['institution_acct'] = ''
199        xmldict['institution_bank_id'] = ''
200        xmldict['institution_acct'] = '000000000000'
201        xmldict['institution_bank_id'] = '00'
202        xmldict['institution_name'] = INSTITUTION_NAME
203       
204        if self.context.p_category == 'schoolfee':
205            xmldict['institution_amt'] = 100 * (
206                self.context.amount_auth - provider_amt - 300)
207            if self.context.student.current_mode in ('pg_ft'):
208                self.pay_item_id = "11703"
209            elif self.context.student.state == CLEARED and \
210                self.context.student.current_level == 100:
211                self.pay_item_id = "11700"
212            elif self.context.student.state == CLEARED and \
213                self.context.student.current_level == 200:
214                self.pay_item_id = "11701"
215            elif self.context.student.state == CLEARED and \
216                self.context.student.current_level == 300:
217                self.pay_item_id = "11702"
218            elif self.context.student.state == RETURNING and \
219                self.context.student.current_level in (100,110):
220                self.pay_item_id = "11701"
221            elif self.context.student.state == RETURNING and \
222                self.context.student.current_level in (200,210):
223                self.pay_item_id = "11702"
224            elif self.context.student.state == RETURNING and \
225                self.context.student.current_level in (300,310):
226                self.pay_item_id = "11703"
227            elif self.context.student.state == RETURNING and \
228                self.context.student.current_level in (400,410,500,510,600):
229                self.pay_item_id = "11704"
230
231            if self.context.student.current_mode == 'jm_ft':
232                xmldict['institution_acct'] = "000000000000"
233                xmldict['institution_bank_id'] = '00'
234            elif self.context.student.current_mode == 'pg_ft':
235                xmldict['institution_acct'] = "2005910931"
236                xmldict['institution_bank_id'] = '8'
237            elif self.context.student.state == CLEARED and \
238                self.context.student.current_level == 100:
239                xmldict['institution_acct'] = "0021030851"
240                xmldict['institution_bank_id'] = '31'
241            elif self.context.student.state == CLEARED and \
242                self.context.student.current_level == 200:
243                xmldict['institution_acct'] = "0005646299"
244                xmldict['institution_bank_id'] = '47'
245            elif self.context.student.state == CLEARED and \
246                self.context.student.current_level == 300:
247                xmldict['institution_acct'] = "1010500151"
248                xmldict['institution_bank_id'] = '117'
249            elif self.context.student.state == RETURNING and \
250                self.context.student.current_level in (100,110):
251                xmldict['institution_acct'] = "0005646299"
252                xmldict['institution_bank_id'] = '47'
253            elif self.context.student.current_level in (200,210):
254                xmldict['institution_acct'] = "1010500151"
255                xmldict['institution_bank_id'] = '117'
256            elif self.context.student.current_level in (300,310):
257                xmldict['institution_acct'] = "2005910931"
258                xmldict['institution_bank_id'] = '8'
259            elif self.context.student.current_level in (400,410,500,510,600):
260                xmldict['institution_acct'] = "0027490487"
261                xmldict['institution_bank_id'] = '10'
262
263        elif self.context.p_category == 'clearance':
264            xmldict['institution_amt'] = 100 * (
265                self.context.amount_auth - 300)
266            xmldict['institution_acct'] = "1750005063"
267            xmldict['institution_bank_id'] = '120'
268            self.pay_item_id = "11706"
269
270        elif 'maintenance' in self.context.p_category:
271            xmldict['institution_amt'] = 100 * (
272                self.context.amount_auth - 300)
273            xmldict['institution_acct'] = "2018856637"
274            xmldict['institution_bank_id'] = '8'
275            self.pay_item_id = "11705"
276
277        # Interswitch amount is not part of the xml data
278        if self.context.p_category == 'schoolfee':
279            xmltext = """<payment_item_detail>
280<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
281<item_detail item_id="1" item_name="School Fee" item_amt="%(institution_amt)d" bank_id="%(institution_bank_id)s" acct_num="%(institution_acct)s" />
282<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" />
283</item_details>
284</payment_item_detail>""" % xmldict
285
286        elif self.context.p_category == 'clearance':
287            xmltext = """<payment_item_detail>
288<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
289<item_detail item_id="1" item_name="Acceptance Fee" item_amt="%(institution_amt)d" bank_id="%(institution_bank_id)s" acct_num="%(institution_acct)s" />
290</item_details>
291</payment_item_detail>""" % xmldict
292
293        elif 'maintenance' in self.context.p_category:
294            xmltext = """<payment_item_detail>
295<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
296<item_detail item_id="1" item_name="Hostel Maintenance Fee" item_amt="%(institution_amt)d" bank_id="%(institution_bank_id)s" acct_num="%(institution_acct)s" />
297</item_details>
298</payment_item_detail>""" % xmldict
299
300
301        self.xml_data = """<input type="hidden" name="xml_data" value='%s'  />""" % xmltext
302        return
303
304class InterswitchPaymentRequestWebservicePageStudent(UtilityView, grok.View):
305    """ Request webservice view for the CollegePAY gateway
306    """
307    grok.context(ICustomStudentOnlinePayment)
308    grok.name('request_webservice')
309    grok.require('waeup.payStudent')
310
311    def update(self):
312        ob_class = self.__implemented__.__name__
313        if self.context.p_state == 'paid':
314            self.flash(_('This ticket has already been paid.'))
315            return
316        student = self.context.student
317        success, msg, log = query_interswitch(self.context)
318        student.writeLogMessage(self, log)
319        if not success:
320            self.flash(msg)
321            return
322        success, msg, log = self.context.doAfterStudentPayment()
323        if log is not None:
324            student.writeLogMessage(self, log)
325        self.flash(msg)
326        return
327
328    def render(self):
329        self.redirect(self.url(self.context, '@@index'))
330        return
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