paybox: implement transaction validation and cancelling (#26960)
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@ -6,6 +6,7 @@ import datetime
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import logging
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import hashlib
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import hmac
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import requests
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from decimal import Decimal, ROUND_DOWN
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from Crypto.Signature import PKCS1_v1_5
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from Crypto.PublicKey import RSA
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@ -99,6 +100,19 @@ URLS = {
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'https://tpeweb1.paybox.com/cgi/MYchoix_pagepaiement.cgi',
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}
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PAYBOX_DIRECT_URLS = {
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'test': 'https://preprod-ppps.paybox.com/PPPS.php',
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'prod': 'https://ppps.paybox.com/PPPS.php',
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'backup': 'https://ppps1.paybox.com/PPPS.php'
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}
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PAYBOX_DIRECT_CANCEL_OPERATION = '00005'
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PAYBOX_DIRECT_VALIDATE_OPERATION = '00002'
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PAYBOX_DIRECT_VERSION_NUMBER = '00104'
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PAYBOX_DIRECT_SUCCESS_RESPONSE_CODE = '00000'
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def sign(data, key):
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'''Take a list of tuple key, value and sign it by building a string to
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@ -174,6 +188,12 @@ class Payment(PaymentCommon):
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'validation': lambda x: isinstance(x, basestring) and
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x.isdigit() and len(x) == 7,
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},
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{
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'name': 'cle',
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'caption': _('Site key'),
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'required': False,
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'validation': lambda x: isinstance(x, basestring),
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},
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{
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'name': 'rang',
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'caption': _('Numéro de rang'),
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@ -311,3 +331,33 @@ class Payment(PaymentCommon):
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bank_data=d,
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result=result,
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bank_status=bank_status)
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def perform(self, amount, bank_data, operation):
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logger = logging.getLogger(__name__)
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url = PAYBOX_DIRECT_URLS[self.platform]
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params = {'VERSION': PAYBOX_DIRECT_VERSION_NUMBER,
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'TYPE': operation,
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'SITE': force_text(self.site),
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'RANG': self.rang.strip(),
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'CLE': force_text(self.cle),
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'NUMQUESTION': bank_data['numero_transaction'][0].zfill(10),
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'MONTANT': (amount * Decimal(100)).to_integral_value(ROUND_DOWN),
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'DEVISE': force_text(self.devise),
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'NUMTRANS': bank_data['numero_transaction'][0], # paybox transaction number
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'NUMAPPEL': bank_data['numero_appel'][0],
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'REFERENCE': bank_data['reference'][0],
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'DATEQ': datetime.datetime.now().strftime('%d%m%Y%H%M%S'),
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}
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response = requests.post(url, params)
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response.raise_for_status()
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logger.debug('received %r', response.content)
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data = dict(urlparse.parse_qsl(response.content, True, True))
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if data.get('CODEREPONSE') != PAYBOX_DIRECT_SUCCESS_RESPONSE_CODE:
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raise ResponseError(data.get('COMMENTAIRE'))
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return data
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def validate(self, amount, bank_data, **kwargs):
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return self.perform(amount, bank_data, PAYBOX_DIRECT_VALIDATE_OPERATION)
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def cancel(self, amount, bank_data, **kwargs):
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return self.perform(amount, bank_data, PAYBOX_DIRECT_CANCEL_OPERATION)
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@ -4,6 +4,7 @@ import codecs
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from unittest import TestCase
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from decimal import Decimal
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import base64
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import mock
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from six.moves.urllib import parse as urllib
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from xml.etree import ElementTree as ET
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@ -116,6 +117,80 @@ class PayboxTests(TestCase):
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with self.assertRaisesRegexp(eopayment.ResponseError, 'missing erreur or reference'):
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backend.response('foo=bar')
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def test_perform_operations(self):
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operations = {'validate': '00002', 'cancel': '00005'}
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for operation_name, operation_code in operations.items():
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params = BACKEND_PARAMS.copy()
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params['cle'] = 'cancelling_key'
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backend = eopayment.Payment('paybox', params)
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bank_data = {'numero_transaction': ['13957441'],
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'numero_appel': ['30310733'],
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'reference': ['830657461681']
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}
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backend_raw_response = """NUMTRANS=0013989865&NUMAPPEL=0030378572&NUMQUESTION=0013989862&SITE=1999888&RANG=32&AUTORISATION=XXXXXX&CODEREPONSE=00000&COMMENTAIRE=Demande traitée avec succès&REFABONNE=&PORTEUR="""
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backend_expected_response = {"CODEREPONSE": "00000",
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"RANG": "32",
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"AUTORISATION": "XXXXXX",
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"NUMTRANS": "0013989865",
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"PORTEUR": "",
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"COMMENTAIRE": "Demande traitée avec succès",
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"SITE": "1999888",
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"NUMAPPEL": "0030378572",
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"REFABONNE": "",
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"NUMQUESTION": "0013989862"}
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with mock.patch('eopayment.paybox.requests.post') as requests_post:
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response = mock.Mock(status_code=200, content=backend_raw_response)
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requests_post.return_value = response
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backend_response = getattr(backend, operation_name)(Decimal('10'), bank_data)
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self.assertEqual(requests_post.call_args[0][0], 'https://preprod-ppps.paybox.com/PPPS.php')
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params_sent = requests_post.call_args[0][1]
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# make sure the date parameter is present
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assert 'DATEQ' in params_sent
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# don't care about its value
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params_sent.pop('DATEQ')
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expected_params = {'CLE': 'cancelling_key',
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'VERSION': '00104',
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'TYPE': operation_code,
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'MONTANT': Decimal('1000'),
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'NUMAPPEL': '30310733',
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'NUMTRANS': '13957441',
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'NUMQUESTION': '0013957441',
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'REFERENCE': '830657461681',
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'RANG': backend.backend.rang,
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'SITE': backend.backend.site,
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'DEVISE': backend.backend.devise
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}
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self.assertEqual(params_sent, expected_params)
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self.assertEqual(backend_response, backend_expected_response)
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params['platform'] = 'prod'
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backend = eopayment.Payment('paybox', params)
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with mock.patch('eopayment.paybox.requests.post') as requests_post:
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response = mock.Mock(status_code=200, content=backend_raw_response)
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requests_post.return_value = response
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getattr(backend, operation_name)(Decimal('10'), bank_data)
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self.assertEqual(requests_post.call_args[0][0], 'https://ppps.paybox.com/PPPS.php')
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with mock.patch('eopayment.paybox.requests.post') as requests_post:
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error_response = """CODEREPONSE=00015&COMMENTAIRE=PAYBOX : Transaction non trouvée"""
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response = mock.Mock(status_code=200, content=error_response)
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requests_post.return_value = response
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self.assertRaisesRegexp(eopayment.ResponseError, 'Transaction non trouvée', getattr(backend, operation_name),
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Decimal('10'), bank_data)
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def test_validate_payment(self):
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params = BACKEND_PARAMS.copy()
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params['cle'] = 'cancelling_key'
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backend = eopayment.Payment('paybox', params)
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bank_data = {'numero_transaction': ['13957441'],
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'numero_appel': ['30310733'],
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'reference': ['830657461681']
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}
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backend_raw_response = """NUMTRANS=0013989865&NUMAPPEL=0030378572&NUMQUESTION=0013989862&SITE=1999888&RANG=32&AUTORISATION=XXXXXX&CODEREPONSE=00000&COMMENTAIRE=Demande traitée avec succès&REFABONNE=&PORTEUR="""
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def test_rsa_signature_validation(self):
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pkey = '''-----BEGIN PUBLIC KEY-----
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MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDUgYufHuheMztK1LhQSG6xsOzb
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