| 1 | ## $Id: browser.py 7929 2012-03-20 15:21:01Z henrik $ |
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| 2 | ## |
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| 3 | ## Copyright (C) 2012 Uli Fouquet & Henrik Bettermann |
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| 4 | ## This program is free software; you can redistribute it and/or modify |
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| 5 | ## it under the terms of the GNU General Public License as published by |
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| 6 | ## the Free Software Foundation; either version 2 of the License, or |
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| 7 | ## (at your option) any later version. |
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| 8 | ## |
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| 9 | ## This program is distributed in the hope that it will be useful, |
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| 10 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 12 | ## GNU General Public License for more details. |
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| 13 | ## |
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| 14 | ## You should have received a copy of the GNU General Public License |
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| 15 | ## along with this program; if not, write to the Free Software |
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| 16 | ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 17 | ## |
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| 18 | from datetime import datetime |
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| 19 | import httplib |
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| 20 | import urllib |
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| 21 | from xml.dom.minidom import parseString |
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| 22 | import grok |
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| 23 | from waeup.kofa.browser.layout import KofaPage, UtilityView |
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| 24 | from waeup.kofa.students.interfaces import IStudentOnlinePayment |
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| 25 | from waeup.kofa.students.browser import write_log_message |
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| 26 | from waeup.kofa.students.viewlets import RequestCallbackActionButton |
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| 27 | from waeup.custom.interfaces import MessageFactory as _ |
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| 28 | from waeup.custom.utils.utils import actions_after_payment |
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| 29 | |
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| 30 | TERMINAL_ID = '0000000001' |
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| 31 | QUERY_URL = 'http://demo.etranzact.com:8080/WebConnect/queryPayoutletTransaction.jsp' |
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| 32 | |
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| 33 | class EtranzactEnterPinActionButton(RequestCallbackActionButton): |
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| 34 | grok.order(5) |
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| 35 | icon = 'actionicon_call.png' |
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| 36 | text = _('Query eTranzact History') |
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| 37 | target = 'enter_pin' |
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| 38 | |
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| 39 | class EtranzactEnterPinPage(KofaPage): |
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| 40 | grok.context(IStudentOnlinePayment) |
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| 41 | grok.name('enter_pin') |
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| 42 | grok.template('enter_pin') |
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| 43 | grok.require('waeup.payStudent') |
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| 44 | |
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| 45 | |
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| 46 | class EtranzactQueryHistoryPage(UtilityView, grok.View): |
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| 47 | """ Query history of eTranzact payments |
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| 48 | """ |
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| 49 | grok.context(IStudentOnlinePayment) |
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| 50 | grok.name('query_history') |
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| 51 | grok.require('waeup.payStudent') |
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| 52 | |
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| 53 | def update(self, confirmation_number=None): |
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| 54 | if self.context.p_state == 'paid': |
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| 55 | self.flash(_('This ticket has already been paid.')) |
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| 56 | return |
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| 57 | student = self.context.getStudent() |
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| 58 | postdict = {} |
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| 59 | postdict['TERMINAL_ID'] = TERMINAL_ID |
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| 60 | #postdict['RESPONSE_URL'] = 'http://dummy' |
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| 61 | postdict['CONFIRMATION_NO'] = confirmation_number |
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| 62 | data = urllib.urlencode(postdict) |
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| 63 | try: |
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| 64 | f = urllib.urlopen(url=QUERY_URL, data=data) |
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| 65 | success = f.read() |
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| 66 | if '-1' in success: |
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| 67 | self.flash(_('Unsuccessful callback')) |
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| 68 | write_log_message(self,'unsuccessful callback: %s' % self.context.p_id) |
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| 69 | self.context.p_state = 'failed' |
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| 70 | return |
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| 71 | success = success.replace('%20',' ').split('&') |
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| 72 | # We expect at least two parameters |
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| 73 | if len(success) < 2: |
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| 74 | self.flash(_('Invalid callback: ${a}', |
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| 75 | mapping = {'a': success})) |
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| 76 | write_log_message(self,'invalid callback: %s' % self.context.p_id) |
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| 77 | self.context.p_state = 'failed' |
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| 78 | return |
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| 79 | try: |
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| 80 | success_dict = dict([tuple(i.split('=')) for i in success]) |
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| 81 | except ValueError: |
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| 82 | self.flash(_('Invalid callback: ${a}', |
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| 83 | mapping = {'a': success})) |
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| 84 | write_log_message(self,'invalid callback: %s' % self.context.p_id) |
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| 85 | self.context.p_state = 'failed' |
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| 86 | return |
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| 87 | except IOError: |
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| 88 | self.flash(_('eTranzact IOError')) |
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| 89 | return |
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| 90 | write_log_message(self,'callback received: %s' % success) |
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| 91 | |
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| 92 | self.context.r_code = u'ET' |
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| 93 | self.context.r_desc = u'%s' % success_dict.get('TRANS_DESCR') |
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| 94 | self.context.r_amount_approved = float(success_dict.get('TRANS_AMOUNT',0.0)) |
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| 95 | self.context.r_card_num = None |
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| 96 | self.context.r_pay_reference = u'%s' % success_dict.get('RECEIPT_NO') |
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| 97 | |
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| 98 | if self.context.r_amount_approved != self.context.amount_auth: |
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| 99 | self.flash(_('Wrong amount')) |
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| 100 | write_log_message( |
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| 101 | self,'successful callback but wrong amount: %s' |
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| 102 | % self.context.p_id) |
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| 103 | self.context.p_state = 'failed' |
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| 104 | return |
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| 105 | |
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| 106 | if success_dict.get('PAYMENT_CODE') != self.context.p_id: |
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| 107 | self.flash(_('Wrong transaction id')) |
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| 108 | write_log_message( |
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| 109 | self,'successful callback but wrong transaction id: %s' |
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| 110 | % self.context.p_id) |
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| 111 | self.context.p_state = 'failed' |
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| 112 | return |
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| 113 | |
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| 114 | write_log_message(self,'successful callback: %s' % self.context.p_id) |
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| 115 | |
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| 116 | self.context.p_state = 'paid' |
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| 117 | self.context.payment_date = datetime.now() |
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| 118 | |
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| 119 | actions_after_payment(student, self.context, self) |
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| 120 | |
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| 121 | return |
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| 122 | |
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| 123 | def render(self): |
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| 124 | self.redirect(self.url(self.context, '@@index')) |
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| 125 | return |
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