source: main/waeup.futminna/trunk/src/waeup/futminna/interswitch/browser.py @ 9441

Last change on this file since 9441 was 9441, checked in by Henrik Bettermann, 12 years ago

Log always payment_category.
  • Property svn:keywords set to Id
File size: 14.4 KB
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1## $Id: browser.py 9441 2012-10-27 06:37:25Z 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 = '0061001000021095'
37PROVIDER_BANK_ID = '89'
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[self.context.p_category]
183        tz = getUtility(IKofaUtils).tzinfo
184        self.local_date_time = to_timezone(
185            self.context.creation_date, tz).strftime("%Y-%m-%d %H:%M:%S %Z")
186        self.site_redirect_url = self.url(self.context, 'request_webservice')
187        # Provider data
188        xmldict['detail_ref'] = self.context.p_id
189        xmldict['provider_acct'] = PROVIDER_ACCT
190        xmldict['provider_bank_id'] = PROVIDER_BANK_ID
191        xmldict['provider_item_name'] = PROVIDER_ITEM_NAME
192        provider_amt = 1500
193        xmldict['provider_amt'] = 100 * provider_amt
194
195        # Institution data
196        studycourse = student['studycourse']
197        xmldict['institution_acct'] = ''
198        xmldict['institution_bank_id'] = ''
199        xmldict['institution_acct'] = '000000000000'
200        xmldict['institution_bank_id'] = '00'
201       
202        if self.context.p_category == 'schoolfee':
203            xmldict['institution_amt'] = 100 * (
204                self.context.amount_auth - provider_amt - 300)
205            if self.context.student.current_mode in ('pg_ft'):
206                self.pay_item_id = "11703"
207            elif self.context.student.state == CLEARED and \
208                self.context.student.current_level == 100:
209                self.pay_item_id = "11700"
210            elif self.context.student.state == CLEARED and \
211                self.context.student.current_level == 200:
212                self.pay_item_id = "11701"
213            elif self.context.student.state == CLEARED and \
214                self.context.student.current_level == 300:
215                self.pay_item_id = "11702"
216            elif self.context.student.state == RETURNING and \
217                self.context.student.current_level in (100,110):
218                self.pay_item_id = "11701"
219            elif self.context.student.state == RETURNING and \
220                self.context.student.current_level in (200,210):
221                self.pay_item_id = "11702"
222            elif self.context.student.state == RETURNING and \
223                self.context.student.current_level in (300,310):
224                self.pay_item_id = "11703"
225            elif self.context.student.state == RETURNING and \
226                self.context.student.current_level in (400,410,500,510,600):
227                self.pay_item_id = "11704"
228
229            if self.context.student.current_mode == 'jm_ft':
230                xmldict['institution_acct'] = "000000000000"
231                xmldict['institution_bank_id'] = '00'
232            elif self.context.student.current_mode == 'pg_ft':
233                xmldict['institution_acct'] = "2522040000134"
234                xmldict['institution_bank_id'] = '8'
235            elif self.context.student.state == CLEARED and \
236                self.context.student.current_level == 100:
237                xmldict['institution_acct'] = "0030001000017110"
238                xmldict['institution_bank_id'] = '89'
239            elif self.context.student.state == CLEARED and \
240                self.context.student.current_level == 200:
241                xmldict['institution_acct'] = "0591201005146"
242                xmldict['institution_bank_id'] = '101'
243            elif self.context.student.state == CLEARED and \
244                self.context.student.current_level == 300:
245                xmldict['institution_acct'] = "6013803345"
246                xmldict['institution_bank_id'] = '117'
247            elif self.context.student.state == RETURNING and \
248                self.context.student.current_level in (100,110):
249                xmldict['institution_acct'] = "0591201005146"
250                xmldict['institution_bank_id'] = '101'
251            elif self.context.student.current_level in (200,210):
252                xmldict['institution_acct'] = "6013803345"
253                xmldict['institution_bank_id'] = '117'
254            elif self.context.student.current_level in (300,310):
255                xmldict['institution_acct'] = "2522040000134"
256                xmldict['institution_bank_id'] = '8'
257            #Change of acct from UBA to GTBank
258            elif self.context.student.current_level in (400,410,500,510,600):
259                xmldict['institution_acct'] = "3713516838111"
260                xmldict['institution_bank_id'] = '10'
261
262        elif self.context.p_category == 'clearance':
263            xmldict['institution_amt'] = 100 * (
264                self.context.amount_auth - 300)
265            xmldict['institution_acct'] = "1750005063"
266            xmldict['institution_bank_id'] = '120'
267            self.pay_item_id = "11706"
268
269        elif 'maintenance' in self.context.p_category:
270            xmldict['institution_amt'] = 100 * (
271                self.context.amount_auth - 300)
272            xmldict['institution_acct'] = "2018856637"
273            xmldict['institution_bank_id'] = '8'
274            self.pay_item_id = "11705"
275
276        xmldict['institution_name'] = INSTITUTION_NAME
277        # Interswitch amount is not part of the xml data
278
279        if self.context.p_category == 'schoolfee':
280            xmltext = """<payment_item_detail>
281<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
282<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" />
283<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" />
284</item_details>
285</payment_item_detail>""" % xmldict
286
287        elif self.context.p_category == 'clearance':
288            xmltext = """<payment_item_detail>
289<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
290<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" />
291</item_details>
292</payment_item_detail>""" % xmldict
293
294        elif 'maintenance' in self.context.p_category:
295            xmltext = """<payment_item_detail>
296<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
297<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" />
298</item_details>
299</payment_item_detail>""" % xmldict
300
301
302        self.xml_data = """<input type="hidden" name="xml_data" value='%s'  />""" % xmltext
303        return
304
305class InterswitchPaymentRequestWebservicePageStudent(UtilityView, grok.View):
306    """ Request webservice view for the CollegePAY gateway
307    """
308    grok.context(ICustomStudentOnlinePayment)
309    grok.name('request_webservice')
310    grok.require('waeup.payStudent')
311
312    def update(self):
313        ob_class = self.__implemented__.__name__
314        if self.context.p_state == 'paid':
315            self.flash(_('This ticket has already been paid.'))
316            return
317        student = self.context.student
318        success, msg, log = query_interswitch(self.context)
319        student.writeLogMessage(self, log)
320        if not success:
321            self.flash(msg)
322            return
323        success, msg, log = self.context.doAfterStudentPayment()
324        if log is not None:
325            student.writeLogMessage(self, log)
326        self.flash(msg)
327        return
328
329    def render(self):
330        self.redirect(self.url(self.context, '@@index'))
331        return
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