source: main/waeup.futminna/trunk/src/waeup/futminna/interswitch/browser.py @ 9432

Last change on this file since 9432 was 9432, checked in by Henrik Bettermann, 12 years ago

Log payment category.
  • Property svn:keywords set to Id
File size: 14.2 KB
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1## $Id: browser.py 9432 2012-10-26 21:46:06Z 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 payment %s: %s' % (payment.p_id, sr)
105        payment.p_state = 'failed'
106        return False, msg, log
107    if payment.r_amount_approved != payment.amount_auth:
108        msg = _('Callback amount does not match.')
109        log = 'wrong callback for payment %s: %s' % (payment.p_id, sr)
110        payment.p_state = 'failed'
111        return False, msg, log
112    if wlist[4] != payment.p_id:
113        msg = _('Callback transaction id does not match.')
114        log = 'wrong callback for payment %s: %s' % (payment.p_id, sr)
115        payment.p_state = 'failed'
116        return False, msg, log
117    payment.p_state = 'paid'
118    payment.payment_date = datetime.utcnow()
119    msg = _('Successful callback received')
120    log = 'valid callback for %s payment %s: %s' % (
121        payment.p_category, payment.p_id, sr)
122    return True, msg, log
123
124class InterswitchActionButtonStudent(APABStudent):
125    grok.order(1)
126    grok.context(ICustomStudentOnlinePayment)
127    grok.require('waeup.payStudent')
128    icon = 'actionicon_pay.png'
129    text = _('CollegePAY')
130    target = 'goto_interswitch'
131
132    @property
133    def target_url(self):
134        if self.context.p_state != 'unpaid':
135            return ''
136        return self.view.url(self.view.context, self.target)
137
138class InterswitchRequestWebserviceActionButtonStudent(APABStudent):
139    grok.order(2)
140    grok.context(ICustomStudentOnlinePayment)
141    grok.require('waeup.payStudent')
142    icon = 'actionicon_call.png'
143    text = _('Requery CollegePAY')
144    target = 'request_webservice'
145
146class InterswitchPageStudent(KofaPage):
147    """ View which sends a POST request to the Interswitch
148    CollegePAY payment gateway.
149    """
150    grok.context(ICustomStudentOnlinePayment)
151    grok.name('goto_interswitch')
152    grok.template('student_goto_interswitch')
153    grok.require('waeup.payStudent')
154    label = _('Submit data to CollegePAY (Interswitch Payment Gateway)')
155    submit_button = _('Submit')
156    action = POST_ACTION
157    site_name = SITE_NAME
158    currency = CURRENCY
159    pay_item_id = ''
160    product_id = PRODUCT_ID
161
162    def update(self):
163        #if self.context.p_state != 'unpaid':
164        if self.context.p_state == 'paid':
165            self.flash(_("Payment ticket can't be re-send to CollegePAY."))
166            self.redirect(self.url(self.context, '@@index'))
167            return
168
169        student = self.student = self.context.student
170        certificate = getattr(student['studycourse'],'certificate',None)
171        self.amount_auth = 100 * self.context.amount_auth
172        xmldict = {}
173        if certificate is not None:
174            xmldict['department'] = certificate.__parent__.__parent__.code
175            xmldict['faculty'] = certificate.__parent__.__parent__.__parent__.code
176        else:
177            xmldict['department'] = None
178            xmldict['faculty'] = None
179        self.category = getUtility(IKofaUtils).PAYMENT_CATEGORIES[self.context.p_category]
180        tz = getUtility(IKofaUtils).tzinfo
181        self.local_date_time = to_timezone(
182            self.context.creation_date, tz).strftime("%Y-%m-%d %H:%M:%S %Z")
183        self.site_redirect_url = self.url(self.context, 'request_webservice')
184        # Provider data
185        xmldict['detail_ref'] = self.context.p_id
186        xmldict['provider_acct'] = PROVIDER_ACCT
187        xmldict['provider_bank_id'] = PROVIDER_BANK_ID
188        xmldict['provider_item_name'] = PROVIDER_ITEM_NAME
189        provider_amt = 1500
190        xmldict['provider_amt'] = 100 * provider_amt
191
192        # Institution data
193        studycourse = student['studycourse']
194        xmldict['institution_acct'] = ''
195        xmldict['institution_bank_id'] = ''
196        xmldict['institution_acct'] = '000000000000'
197        xmldict['institution_bank_id'] = '00'
198       
199        if self.context.p_category == 'schoolfee':
200            xmldict['institution_amt'] = 100 * (
201                self.context.amount_auth - provider_amt - 300)
202            if self.context.student.current_mode in ('pg_ft'):
203                self.pay_item_id = "11703"
204            elif self.context.student.state == CLEARED and \
205                self.context.student.current_level == 100:
206                self.pay_item_id = "11700"
207            elif self.context.student.state == CLEARED and \
208                self.context.student.current_level == 200:
209                self.pay_item_id = "11701"
210            elif self.context.student.state == CLEARED and \
211                self.context.student.current_level == 300:
212                self.pay_item_id = "11702"
213            elif self.context.student.state == RETURNING and \
214                self.context.student.current_level in (100,110):
215                self.pay_item_id = "11701"
216            elif self.context.student.state == RETURNING and \
217                self.context.student.current_level in (200,210):
218                self.pay_item_id = "11702"
219            elif self.context.student.state == RETURNING and \
220                self.context.student.current_level in (300,310):
221                self.pay_item_id = "11703"
222            elif self.context.student.state == RETURNING and \
223                self.context.student.current_level in (400,410,500,510,600):
224                self.pay_item_id = "11704"
225
226            if self.context.student.current_mode == 'jm_ft':
227                xmldict['institution_acct'] = "000000000000"
228                xmldict['institution_bank_id'] = '00'
229            elif self.context.student.current_mode == 'pg_ft':
230                xmldict['institution_acct'] = "2522040000134"
231                xmldict['institution_bank_id'] = '8'
232            elif self.context.student.state == CLEARED and \
233                self.context.student.current_level == 100:
234                xmldict['institution_acct'] = "0030001000017110"
235                xmldict['institution_bank_id'] = '89'
236            elif self.context.student.state == CLEARED and \
237                self.context.student.current_level == 200:
238                xmldict['institution_acct'] = "0591201005146"
239                xmldict['institution_bank_id'] = '101'
240            elif self.context.student.state == CLEARED and \
241                self.context.student.current_level == 300:
242                xmldict['institution_acct'] = "6013803345"
243                xmldict['institution_bank_id'] = '117'
244            elif self.context.student.state == RETURNING and \
245                self.context.student.current_level in (100,110):
246                xmldict['institution_acct'] = "0591201005146"
247                xmldict['institution_bank_id'] = '101'
248            elif self.context.student.current_level in (200,210):
249                xmldict['institution_acct'] = "6013803345"
250                xmldict['institution_bank_id'] = '117'
251            elif self.context.student.current_level in (300,310):
252                xmldict['institution_acct'] = "2522040000134"
253                xmldict['institution_bank_id'] = '8'
254            #Change of acct from UBA to GTBank
255            elif self.context.student.current_level in (400,410,500,510,600):
256                xmldict['institution_acct'] = "3713516838111"
257                xmldict['institution_bank_id'] = '10'
258
259        elif self.context.p_category == 'clearance':
260            xmldict['institution_amt'] = 100 * (
261                self.context.amount_auth - 300)
262            xmldict['institution_acct'] = "1750005063"
263            xmldict['institution_bank_id'] = '120'
264            self.pay_item_id = "11706"
265
266        elif 'maintenance' in self.context.p_category:
267            xmldict['institution_amt'] = 100 * (
268                self.context.amount_auth - 300)
269            xmldict['institution_acct'] = "2018856637"
270            xmldict['institution_bank_id'] = '8'
271            self.pay_item_id = "11705"
272
273        xmldict['institution_name'] = INSTITUTION_NAME
274        # Interswitch amount is not part of the xml data
275
276        if self.context.p_category == 'schoolfee':
277            xmltext = """<payment_item_detail>
278<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
279<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" />
280<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" />
281</item_details>
282</payment_item_detail>""" % xmldict
283
284        elif self.context.p_category == 'clearance':
285            xmltext = """<payment_item_detail>
286<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
287<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" />
288</item_details>
289</payment_item_detail>""" % xmldict
290
291        elif 'maintenance' in self.context.p_category:
292            xmltext = """<payment_item_detail>
293<item_details detail_ref="%(detail_ref)s" college="%(institution_name)s" department="%(department)s" faculty="%(faculty)s">
294<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" />
295</item_details>
296</payment_item_detail>""" % xmldict
297
298
299        self.xml_data = """<input type="hidden" name="xml_data" value='%s'  />""" % xmltext
300        return
301
302class InterswitchPaymentRequestWebservicePageStudent(UtilityView, grok.View):
303    """ Request webservice view for the CollegePAY gateway
304    """
305    grok.context(ICustomStudentOnlinePayment)
306    grok.name('request_webservice')
307    grok.require('waeup.payStudent')
308
309    def update(self):
310        ob_class = self.__implemented__.__name__
311        if self.context.p_state == 'paid':
312            self.flash(_('This ticket has already been paid.'))
313            return
314        student = self.context.student
315        success, msg, log = query_interswitch(self.context)
316        student.writeLogMessage(self, log)
317        if not success:
318            self.flash(msg)
319            return
320        success, msg, log = self.context.doAfterStudentPayment()
321        if log is not None:
322            student.writeLogMessage(self, log)
323        self.flash(msg)
324        return
325
326    def render(self):
327        self.redirect(self.url(self.context, '@@index'))
328        return
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