2011-04-22 17:21:16 +02:00
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# -*- coding: utf-8 -*-
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import datetime as dt
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import hashlib
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import logging
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import string
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import urlparse
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import urllib
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from decimal import Decimal
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2012-05-25 15:42:04 +02:00
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from gettext import gettext as _
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2011-04-22 17:21:16 +02:00
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2012-05-29 16:54:49 +02:00
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from common import PaymentCommon, PaymentResponse, URL, PAID, ERROR
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2012-02-17 18:11:34 +01:00
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from cb import CB_RESPONSE_CODES
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2011-04-22 17:21:16 +02:00
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__all__ = ['Payment']
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2012-05-25 15:42:04 +02:00
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SERVICE_URL = "https://paiement.systempay.fr/vads-payment/"
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2011-04-22 17:21:16 +02:00
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LOGGER = logging.getLogger(__name__)
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2011-04-26 12:41:19 +02:00
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VADS_TRANS_DATE = 'vads_trans_date'
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2012-01-30 17:47:47 +01:00
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VADS_AUTH_NUMBER = 'vads_auth_number'
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2012-02-17 17:49:51 +01:00
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VADS_AUTH_RESULT = 'vads_auth_result'
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VADS_RESULT = 'vads_result'
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VADS_EXTRA_RESULT = 'vads_extra_result'
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2012-05-25 15:42:04 +02:00
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VADS_CUST_EMAIL = 'vads_cust_email'
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VADS_URL_RETURN = 'vads_url_return'
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VADS_AMOUNT = 'vads_amount'
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VADS_SITE_ID = 'vads_site_id'
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VADS_TRANS_ID = 'vads_trans_id'
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2012-02-17 17:49:51 +01:00
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SIGNATURE = 'signature'
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VADS_TRANS_ID = 'vads_trans_id'
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2011-04-22 17:21:16 +02:00
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def isonow():
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return dt.datetime.now() \
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.isoformat('T') \
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.replace('-','') \
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.replace('T','') \
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.replace(':','')[:14]
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class Parameter:
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2011-05-27 15:55:26 +02:00
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def __init__(self, name, ptype, code, max_length=None, length=None,
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2012-05-25 15:42:04 +02:00
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needed=False, default=None, choices=None, description=None,
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help_text=None):
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2011-04-22 17:21:16 +02:00
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self.name = name
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self.ptype = ptype
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self.code = code
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self.max_length = max_length
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self.length = length
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self.needed = needed
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self.default = default
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self.choices = choices
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2012-05-25 15:42:04 +02:00
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self.description = description
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self.help_text = help_text
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2011-04-22 17:21:16 +02:00
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def check_value(self, value):
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if self.length and len(str(value)) != self.length:
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return False
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if self.max_length and len(str(value)) > self.max_length:
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return False
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if self.choices and str(value) not in self.choices:
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return False
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if value == '':
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return True
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value = str(value).replace('.','')
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if self.ptype == 'n':
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return value.isdigit()
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elif self.ptype == 'an':
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return value.isalnum()
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elif self.ptype == 'an-':
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return value.replace('-','').isalnum()
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elif self.ptype == 'an;':
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return value.replace(';','').isalnum()
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elif self.ptype == 'an@':
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return value.replace('@','').isalnum()
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# elif self.ptype == 'ans':
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return True
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PARAMETERS = [
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# amount as euro cents
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Parameter('vads_action_mode', None, 47, needed=True,
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default='INTERACTIVE', choices=('SILENT','INTERACTIVE')),
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Parameter('vads_amount', 'n', 9, max_length=12, needed=True),
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Parameter('vads_capture_delay', 'n', 6, max_length=3, default=''),
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Parameter('vads_contrib', 'ans', 31, max_length=255, default='eopayment'),
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# defaut currency = EURO, norme ISO4217
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Parameter('vads_currency', 'n', 10, length=3, default=978, needed=True),
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Parameter('vads_cust_address', 'an', 19, max_length=255),
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# code ISO 3166
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Parameter('vads_cust_country', 'a', 22, length=2, default='FR'),
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Parameter('vads_cust_email', 'an@', 15, max_length=127),
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Parameter('vads_cust_id', 'an', 16, max_length=63),
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Parameter('vads_cust_name', 'an', 18, max_length=127),
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Parameter('vads_cust_phone', 'an', 23, max_length=63),
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Parameter('vads_cust_title', 'an', 17, max_length=63),
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Parameter('vads_cust_city', 'an', 21, max_length=63),
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Parameter('vads_cust_zip', 'an', 20, max_length=63),
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2012-05-25 15:42:04 +02:00
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Parameter('vads_ctx_mode', 'a', 11, needed=True, choices=('TEST',
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'PRODUCTION'), default='TEST'),
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2011-04-22 17:21:16 +02:00
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# ISO 639 code
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Parameter('vads_language', 'a', 12, length=2, default='fr'),
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Parameter('vads_order_id', 'an-', 13, max_length=32),
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Parameter('vads_order_info', 'an', 14, max_length=255,
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description=_(u"Complément d'information 1")),
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Parameter('vads_order_info2', 'an', 14, max_length=255,
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description=_(u"Complément d'information 2")),
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Parameter('vads_order_info3', 'an', 14, max_length=255,
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description=_(u"Complément d'information 3")),
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2011-04-22 17:21:16 +02:00
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Parameter('vads_page_action', None, 46, needed=True, default='PAYMENT',
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choices=('PAYMENT',)),
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2012-05-25 15:42:04 +02:00
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Parameter('vads_payment_cards', 'an;', 8, max_length=127, default='',
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description=_(u'Liste des cartes de paiement acceptées'),
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help_text=_(u'vide ou des valeurs sépareés par un point-virgule parmi '
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'AMEX, AURORE-MULTI, BUYSTER, CB, COFINOGA, E-CARTEBLEUE, '
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'MASTERCARD, JCB, MAESTRO, ONEY, ONEY_SANDBOX, PAYPAL, '
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'PAYPAL_SB, PAYSAFECARD, VISA')),
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2011-04-22 17:21:16 +02:00
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# must be SINGLE or MULTI with parameters
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Parameter('vads_payment_config', '', 07, default='SINGLE',
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choices=('SINGLE','MULTI'), needed=True),
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Parameter('vads_return_mode', None, 48, default='GET',
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2011-04-22 17:21:16 +02:00
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choices=('','NONE','POST','GET')),
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Parameter('signature', 'an', None, length=40),
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2012-05-25 15:42:04 +02:00
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Parameter('vads_site_id', 'n', 02, length=8, needed=True,
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description=_(u'Identifiant de la boutique')),
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2011-04-22 17:21:16 +02:00
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Parameter('vads_theme_config', 'ans', 32, max_length=255),
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2011-04-26 12:41:19 +02:00
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Parameter(VADS_TRANS_DATE, 'n', 04, length=14, needed=True,
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2011-04-22 17:21:16 +02:00
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default=isonow),
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Parameter('vads_trans_id', 'n', 03, length=6, needed=True),
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Parameter('vads_validation_mode', 'n', 5, max_length=1, choices=('', 0, 1),
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default=''),
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Parameter('vads_version', 'an', 01, default='V2', needed=True,
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choices=('V2',)),
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Parameter('vads_url_success', 'ans', 24, max_length=127),
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Parameter('vads_url_referral', 'ans', 26, max_length=127),
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Parameter('vads_url_refused', 'ans', 25, max_length=127),
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Parameter('vads_url_cancel', 'ans', 27, max_length=127),
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Parameter('vads_url_error', 'ans', 29, max_length=127),
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Parameter('vads_url_return', 'ans', 28, max_length=127),
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Parameter('vads_user_info', 'ans', 61, max_length=255),
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Parameter('vads_contracts', 'ans', 62, max_length=255),
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]
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2012-06-01 16:45:16 +02:00
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PARAMETER_MAP = dict(((parameter.name, parameter) for parameter in PARAMETERS ))
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2011-04-22 17:21:16 +02:00
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2012-02-17 18:11:34 +01:00
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AUTH_RESULT_MAP = CB_RESPONSE_CODES
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2011-04-22 17:21:16 +02:00
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RESULT_MAP = {
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'00': 'paiement réalisé avec succés',
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'02': 'le commerçant doit contacter la banque du porteur',
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'05': 'paiement refusé',
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'17': 'annulation client',
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'30': 'erreur de format',
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'96': 'erreur technique lors du paiement'
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}
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EXTRA_RESULT_MAP = {
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'': "Pas de contrôle effectué",
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'00': "Tous les contrôles se sont déroulés avec succés",
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'02': "La carte a dépassé l'encours autorisé",
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'03': "La carte appartient à la liste grise du commerçant",
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'04': "Le pays d'émission de la carte appartient à la liste grise du \
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commerçant ou le pays d'émission de la carte n'appartient pas à la \
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liste blanche du commerçant",
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'05': "L'addresse IP appartient à la liste grise du commerçant",
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'99': "Problème technique recontré par le serveur lors du traitement \
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d'un des contrôles locaux",
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}
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def add_vads(kwargs):
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new_vargs={}
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for k, v in kwargs.iteritems():
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if k.startswith('vads_'):
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new_vargs[k] = v
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else:
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new_vargs['vads_'+k] = v
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return new_vargs
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2012-05-25 15:42:04 +02:00
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def check_vads(kwargs, exclude=[]):
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for parameter in PARAMETERS:
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name = parameter.name
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if name not in kwargs and name not in exclude and parameter.needed:
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raise ValueError('parameter %s must be defined' % name)
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if name in kwargs and not parameter.check_value(kwargs[name]):
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raise ValueError('parameter %s value %s is not of the type %s' % (
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name, kwargs[name],
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parameter.ptype))
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2011-04-22 17:21:16 +02:00
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class Payment(PaymentCommon):
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'''
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2012-05-25 15:42:04 +02:00
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Produce request for and verify response from the SystemPay payment
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gateway.
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>>> gw =Payment(dict(secret_test='xxx', secret_production='yyyy' site_id=123,
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ctx_mode='PRODUCTION')
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>>> print gw.request(100)
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('20120525093304_188620',
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'https://paiement.systempay.fr/vads-payment/?vads_url_return=http%3A%2F%2Furl.de.retour%2Fretour.php&vads_cust_country=FR&vads_site_id=&vads_payment_config=SINGLE&vads_trans_id=188620&vads_action_mode=INTERACTIVE&vads_contrib=eopayment&vads_page_action=PAYMENT&vads_trans_date=20120525093304&vads_ctx_mode=TEST&vads_validation_mode=&vads_version=V2&vads_payment_cards=&signature=5d412498ab523627ec5730a09118f75afa602af5&vads_language=fr&vads_capture_delay=&vads_currency=978&vads_amount=100&vads_return_mode=NONE',
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{'vads_url_return': 'http://url.de.retour/retour.php',
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'vads_cust_country': 'FR', 'vads_site_id': '',
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'vads_payment_config': 'SINGLE', 'vads_trans_id': '188620',
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'vads_action_mode': 'INTERACTIVE', 'vads_contrib': 'eopayment',
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'vads_page_action': 'PAYMENT', 'vads_trans_date': '20120525093304',
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'vads_ctx_mode': 'TEST', 'vads_validation_mode': '',
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'vads_version': 'V2', 'vads_payment_cards': '', 'signature':
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'5d412498ab523627ec5730a09118f75afa602af5', 'vads_language': 'fr',
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'vads_capture_delay': '', 'vads_currency': 978, 'vads_amount': 100,
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'vads_return_mode': 'NONE'})
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2011-04-22 17:21:16 +02:00
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'''
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2012-05-25 15:42:04 +02:00
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description = {
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'caption': 'SystemPay, système de paiment du groupe BPCE',
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'parameters': [
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{ 'name': 'service_url',
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'default': SERVICE_URL,
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'caption': _(u'URL du service de paiment'),
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'help_text': _(u'ne pas modifier si vous ne savez pas'),
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'validation': lambda x: x.startswith('http'),
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'required': True,
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2012-05-25 15:42:04 +02:00
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},
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{ 'name': 'secret_test',
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'caption': _(u'Secret pour la configuration de TEST'),
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'validation': str.isdigit,
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'required': True,
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2012-05-25 15:42:04 +02:00
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},
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{ 'name': 'secret_production',
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'caption': _(u'Secret pour la configuration de PRODUCTION'),
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'validation': str.isdigit,
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},
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]
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}
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2012-05-29 14:49:26 +02:00
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for name in ('vads_ctx_mode', VADS_SITE_ID, 'vads_order_info', 'vads_order_info2',
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2012-05-25 15:42:04 +02:00
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'vads_order_info3', 'vads_payment_cards', 'vads_payment_config'):
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parameter = PARAMETER_MAP[name]
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x = { 'name': name,
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'caption': parameter.description or name,
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'validation': parameter.check_value,
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2012-05-29 14:49:26 +02:00
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'default': parameter.default,
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'required': parameter.needed,
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'help_text': parameter.help_text,
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'max_length': parameter.max_length
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2012-05-25 15:42:04 +02:00
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}
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description['parameters'].append(x)
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2012-02-20 17:32:44 +01:00
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def __init__(self, options, logger=LOGGER):
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2012-05-25 15:42:04 +02:00
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self.service_url = options.pop('service_url', SERVICE_URL)
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self.secret_test = options.pop('secret_test')
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self.secret_production = options.pop('secret_production', None)
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2011-04-22 17:21:16 +02:00
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options = add_vads(options)
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self.options = options
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2012-05-25 15:42:04 +02:00
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self.logger = logger
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2012-05-25 15:42:04 +02:00
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def request(self, amount, email=None, next_url=None, **kwargs):
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2011-04-22 17:21:16 +02:00
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'''
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Create a dictionary to send a payment request to systempay the
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Credit Card payment server of the NATIXIS group
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'''
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2012-05-25 15:42:04 +02:00
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self.logger.debug('%s amount %s email %s next_url %s, kwargs: %s',
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__name__, amount, email, next_url, kwargs)
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2012-05-29 17:43:51 +02:00
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# amount unit is cents
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amount = 100 * amount
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2012-05-25 15:42:04 +02:00
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kwargs.update(add_vads({'amount': amount}))
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if Decimal(kwargs[VADS_AMOUNT]) < 0:
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raise ValueError('amount must be an integer >= 0')
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2011-04-22 17:21:16 +02:00
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if email:
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2012-05-25 15:42:04 +02:00
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kwargs[VADS_CUST_EMAIL] = email
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2011-04-22 17:21:16 +02:00
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if next_url:
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2012-05-25 15:42:04 +02:00
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kwargs[VADS_URL_RETURN] = next_url
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2011-04-22 17:21:16 +02:00
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2011-04-26 12:41:19 +02:00
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transaction_id = self.transaction_id(6,
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2012-05-25 15:42:04 +02:00
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string.digits, 'systempay', self.options[VADS_SITE_ID])
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kwargs[VADS_TRANS_ID] = transaction_id
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fields = kwargs
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|
|
|
for parameter in PARAMETERS:
|
|
|
|
name = parameter.name
|
|
|
|
# import default parameters from configuration
|
|
|
|
if name not in fields \
|
|
|
|
and name in self.options:
|
|
|
|
fields[name] = self.options[name]
|
|
|
|
# import default parameters from module
|
|
|
|
if name not in fields and parameter.default is not None:
|
|
|
|
if callable(parameter.default):
|
|
|
|
fields[name] = parameter.default()
|
|
|
|
else:
|
|
|
|
fields[name] = parameter.default
|
2012-05-25 15:42:04 +02:00
|
|
|
check_vads(fields)
|
2012-02-17 17:49:51 +01:00
|
|
|
fields[SIGNATURE] = self.signature(fields)
|
2012-05-25 15:42:04 +02:00
|
|
|
self.logger.debug('%s request contains fields: %s', __name__, fields)
|
2011-04-22 17:21:16 +02:00
|
|
|
url = '%s?%s' % (SERVICE_URL, urllib.urlencode(fields))
|
2012-05-25 15:42:04 +02:00
|
|
|
self.logger.debug('%s return url %s', __name__, url)
|
2011-04-26 12:41:19 +02:00
|
|
|
transaction_id = '%s_%s' % (fields[VADS_TRANS_DATE], transaction_id)
|
2012-05-25 15:42:04 +02:00
|
|
|
self.logger.debug('%s transaction id: %s', __name__, transaction_id)
|
|
|
|
return transaction_id, URL, url
|
2011-04-22 17:21:16 +02:00
|
|
|
|
2012-05-25 15:42:04 +02:00
|
|
|
def response(self, query_string):
|
2012-05-29 14:49:26 +02:00
|
|
|
fields = urlparse.parse_qs(query_string, True)
|
|
|
|
for key, value in fields.iteritems():
|
|
|
|
fields[key] = value[0]
|
2011-04-22 17:21:16 +02:00
|
|
|
copy = fields.copy()
|
2012-02-17 17:49:51 +01:00
|
|
|
bank_status = []
|
|
|
|
if VADS_AUTH_RESULT in fields:
|
|
|
|
v = copy[VADS_AUTH_RESULT]
|
2011-04-26 12:41:19 +02:00
|
|
|
ctx = (v, AUTH_RESULT_MAP.get(v, 'Code inconnu'))
|
2012-02-17 17:49:51 +01:00
|
|
|
copy[VADS_AUTH_RESULT] = '%s: %s' % ctx
|
|
|
|
bank_status.append(copy[VADS_AUTH_RESULT])
|
|
|
|
if VADS_RESULT in copy:
|
|
|
|
v = copy[VADS_RESULT]
|
2011-04-26 12:41:19 +02:00
|
|
|
ctx = (v, RESULT_MAP.get(v, 'Code inconnu'))
|
2012-02-17 17:49:51 +01:00
|
|
|
copy[VADS_RESULT] = '%s: %s' % ctx
|
|
|
|
bank_status.append(copy[VADS_RESULT])
|
2011-04-22 17:21:16 +02:00
|
|
|
if v == '30':
|
2012-02-17 17:49:51 +01:00
|
|
|
if VADS_EXTRA_RESULT in fields:
|
|
|
|
v = fields[VADS_EXTRA_RESULT]
|
2011-04-22 17:21:16 +02:00
|
|
|
if v.isdigit():
|
|
|
|
for parameter in PARAMETERS:
|
|
|
|
if int(v) == parameter.code:
|
2011-04-26 12:41:19 +02:00
|
|
|
s ='erreur dans le champ %s' % parameter.name
|
2012-02-17 17:49:51 +01:00
|
|
|
copy[VADS_EXTRA_RESULT] = s
|
|
|
|
bank_status.append(copy[VADS_EXTRA_RESULT])
|
2011-04-22 17:21:16 +02:00
|
|
|
elif v in ('05', '00'):
|
2012-05-29 14:50:23 +02:00
|
|
|
if VADS_EXTRA_RESULT in fields:
|
|
|
|
v = fields[VADS_EXTRA_RESULT]
|
|
|
|
copy[VADS_EXTRA_RESULT] = '%s: %s' % (v,
|
|
|
|
EXTRA_RESULT_MAP.get(v, 'Code inconnu'))
|
|
|
|
bank_status.append(copy[VADS_EXTRA_RESULT])
|
2012-05-25 15:42:04 +02:00
|
|
|
self.logger.debug('checking systempay response on:')
|
2012-05-29 14:50:23 +02:00
|
|
|
for key in sorted(fields.keys()):
|
2012-05-25 15:42:04 +02:00
|
|
|
self.logger.debug(' %s: %s' % (key, copy[key]))
|
|
|
|
signature = self.signature(fields)
|
2012-02-17 17:49:51 +01:00
|
|
|
signature_result = signature == fields[SIGNATURE]
|
2012-05-29 14:50:23 +02:00
|
|
|
self.logger.debug('signature check: %s <!> %s', signature,
|
|
|
|
fields[SIGNATURE])
|
2012-02-17 17:49:51 +01:00
|
|
|
if not signature_result:
|
|
|
|
bank_status.append('invalid signature')
|
2012-05-29 16:54:49 +02:00
|
|
|
|
|
|
|
if fields[VADS_AUTH_RESULT] == '00':
|
|
|
|
result = PAID
|
|
|
|
else:
|
|
|
|
result = ERROR
|
2011-04-26 12:41:19 +02:00
|
|
|
transaction_id = '%s_%s' % (copy[VADS_TRANS_DATE], copy[VADS_TRANS_ID])
|
2012-01-30 17:47:47 +01:00
|
|
|
# the VADS_AUTH_NUMBER is the number to match payment in bank logs
|
2012-02-17 17:49:51 +01:00
|
|
|
copy[self.BANK_ID] = copy.get(VADS_AUTH_NUMBER, '')
|
|
|
|
response = PaymentResponse(
|
|
|
|
result=result,
|
2012-05-29 14:50:23 +02:00
|
|
|
signed=signature_result,
|
|
|
|
bank_data=copy,
|
2012-02-17 17:49:51 +01:00
|
|
|
order_id=transaction_id,
|
|
|
|
transaction_id=copy.get(VADS_AUTH_NUMBER),
|
|
|
|
bank_status=' - '.join(bank_status))
|
|
|
|
return response
|
2011-04-22 17:21:16 +02:00
|
|
|
|
2012-05-25 15:42:04 +02:00
|
|
|
def signature(self, fields):
|
|
|
|
self.logger.debug('got fields %s to sign' % fields )
|
2011-04-22 17:21:16 +02:00
|
|
|
ordered_keys = sorted([ key for key in fields.keys() if key.startswith('vads_') ])
|
2012-05-25 15:42:04 +02:00
|
|
|
self.logger.debug('ordered keys %s' % ordered_keys)
|
2012-05-29 14:50:23 +02:00
|
|
|
ordered_fields = [ str(fields[key]) for key in ordered_keys]
|
2012-05-25 15:42:04 +02:00
|
|
|
secret = getattr(self, 'secret_%s' % fields['vads_ctx_mode'].lower())
|
2011-04-22 17:21:16 +02:00
|
|
|
signed_data = '+'.join(ordered_fields)
|
2012-05-29 14:50:23 +02:00
|
|
|
signed_data = '%s+%s' % (signed_data, secret)
|
2012-05-25 15:42:04 +02:00
|
|
|
self.logger.debug('generating signature on «%s»' % signed_data)
|
2012-05-29 14:50:23 +02:00
|
|
|
sign = hashlib.sha1(signed_data).hexdigest()
|
2012-05-25 15:42:04 +02:00
|
|
|
self.logger.debug('signature «%s»' % sign)
|
2011-04-22 17:21:16 +02:00
|
|
|
return sign
|
|
|
|
|
|
|
|
if __name__ == '__main__':
|
2012-05-25 15:42:04 +02:00
|
|
|
p = Payment(dict(
|
|
|
|
secret_test='',
|
|
|
|
site_id='',
|
|
|
|
ctx_mode='TEST'))
|
|
|
|
print p.request(100, vads_url_return='http://url.de.retour/retour.php')
|
2012-05-29 14:50:23 +02:00
|
|
|
qs = 'vads_amount=100&vads_auth_mode=FULL&vads_auth_number=767712&vads_auth_result=00&vads_capture_delay=0&vads_card_brand=CB&vads_card_number=497010XXXXXX0000&vads_payment_certificate=9da32cc109882089e1b3fb80888ebbef072f70b7&vads_ctx_mode=TEST&vads_currency=978&vads_effective_amount=100&vads_site_id=&vads_trans_date=20120529132547&vads_trans_id=620594&vads_validation_mode=0&vads_version=V2&vads_warranty_result=NO&vads_payment_src=&vads_order_id=---&vads_cust_country=FR&vads_contrib=eopayment&vads_contract_used=2334233&vads_expiry_month=6&vads_expiry_year=2013&vads_pays_ip=FR&vads_identifier=&vads_subscription=&vads_threeds_enrolled=&vads_threeds_cavv=&vads_threeds_eci=&vads_threeds_xid=&vads_threeds_cavvAlgorithm=&vads_threeds_status=&vads_threeds_sign_valid=&vads_threeds_error_code=&vads_threeds_exit_status=&vads_result=00&vads_extra_result=&vads_card_country=FR&vads_language=fr&vads_action_mode=INTERACTIVE&vads_page_action=PAYMENT&vads_payment_config=SINGLE&signature=9c4f2bf905bb06b008b07090905adf36638d8ece&'
|
|
|
|
response = p.response(qs)
|
|
|
|
assert response.signed and response.result
|