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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2016-02-16 19:11:47 +01:00
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import urlparse
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2016-02-16 10:51:41 +01:00
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import warnings
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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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2016-03-09 22:31:40 +01:00
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from common import (PaymentCommon, PaymentResponse, PAID, ERROR, FORM, Form,
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ResponseError)
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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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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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2012-09-24 15:43:34 +02:00
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VADS_CUST_NAME = 'vads_cust_name'
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VADS_CUST_PHONE = 'vads_cust_phone'
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VADS_CUST_INFO1 = 'vads_order_info'
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VADS_CUST_INFO2 = 'vads_order_info2'
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VADS_CUST_INFO3 = 'vads_order_info3'
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2012-05-25 15:42:04 +02:00
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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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SIGNATURE = 'signature'
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VADS_CTX_MODE = 'vads_ctx_mode'
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2012-07-10 18:04:22 +02:00
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2011-04-22 17:21:16 +02:00
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def isonow():
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2015-07-22 00:28:39 +02:00
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return dt.datetime.utcnow().isoformat('T').replace('-', '') \
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.replace('T', '').replace(':', '')[:14]
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2012-07-10 18:04:22 +02:00
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2011-04-22 17:21:16 +02:00
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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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needed=False, default=None, choices=None, description=None,
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help_text=None):
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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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self.description = description
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self.help_text = help_text
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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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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, default='INTERACTIVE',
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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', 'ans', 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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Parameter('vads_ctx_mode', 'a', 11, needed=True, choices=('TEST',
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'PRODUCTION'),
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default='TEST'),
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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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Parameter('vads_page_action', None, 46, needed=True, default='PAYMENT',
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choices=('PAYMENT',)),
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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 '
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'parmi AMEX, AURORE-MULTI, BUYSTER, CB, COFINOGA, '
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'E-CARTEBLEUE, MASTERCARD, JCB, MAESTRO, ONEY, '
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'ONEY_SANDBOX, PAYPAL, PAYPAL_SB, PAYSAFECARD, '
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'VISA')),
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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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choices=('', 'NONE', 'POST', 'GET')),
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Parameter('signature', 'an', None, length=40),
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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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Parameter('vads_theme_config', 'ans', 32, max_length=255),
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Parameter(VADS_TRANS_DATE, 'n', 04, length=14, needed=True,
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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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PARAMETER_MAP = dict(((parameter.name,
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parameter) for parameter in PARAMETERS))
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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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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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2012-07-10 18:04:22 +02:00
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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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class Payment(PaymentCommon):
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'''
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Produce request for and verify response from the SystemPay payment
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gateway.
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2012-07-10 18:04:22 +02:00
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>>> gw =Payment(dict(secret_test='xxx', secret_production='yyyy',
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site_id=123, 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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'''
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service_url = "https://paiement.systempay.fr/vads-payment/"
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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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{
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'name': 'normal_return_url',
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'caption': _('Normal return URL'),
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'default': '',
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'required': True,
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},
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{
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'name': 'automatic_return_url',
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'caption': _('Automatic return URL (ignored, must be set in Payzen/SystemPay backoffice)'),
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'required': False,
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},
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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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{'name': 'secret_test',
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'caption': _(u'Secret pour la configuration de TEST'),
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'validation': lambda value: str.isdigit(value),
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'required': True, },
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{'name': 'secret_production',
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'caption': _(u'Secret pour la configuration de PRODUCTION'),
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'validation': lambda value: str.isdigit(value), },
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]
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}
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for name in ('vads_ctx_mode', VADS_SITE_ID, 'vads_order_info',
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'vads_order_info2', 'vads_order_info3',
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'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': lambda value: parameter.check_value(value),
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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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description['parameters'].append(x)
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def __init__(self, options, logger=None):
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super(Payment, self).__init__(options, logger=logger)
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options = add_vads(options)
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self.options = options
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def request(self, amount, name=None, address=None, email=None, phone=None,
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2016-02-08 18:40:45 +01:00
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orderid=None, info1=None, info2=None, info3=None,
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next_url=None, **kwargs):
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2011-04-22 17:21:16 +02:00
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'''
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2012-06-03 10:30:48 +02:00
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Create the URL string to send a request to SystemPay
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2011-04-22 17:21:16 +02:00
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'''
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2015-07-22 00:28:39 +02:00
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self.logger.debug('%s amount %s name %s address %s email %s phone %s '
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'next_url %s info1 %s info2 %s info3 %s kwargs: %s',
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__name__, amount, name, address, email, phone, info1,
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info2, info3, 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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2012-09-24 15:43:34 +02:00
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amount = '%.0f' % (100 * amount)
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2015-07-22 00:39:25 +02:00
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kwargs.update(add_vads({'amount': unicode(amount)}))
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2012-09-24 15:43:34 +02:00
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if amount < 0:
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2012-05-25 15:42:04 +02:00
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raise ValueError('amount must be an integer >= 0')
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2016-02-16 10:51:41 +01:00
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normal_return_url = self.normal_return_url
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2011-04-22 17:21:16 +02:00
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if next_url:
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2016-02-16 10:51:41 +01:00
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warnings.warn("passing next_url to request() is deprecated, "
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"set normal_return_url in options", DeprecationWarning)
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normal_return_url = next_url
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if normal_return_url:
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kwargs[VADS_URL_RETURN] = unicode(normal_return_url)
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2012-09-24 15:43:34 +02:00
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if name is not None:
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2015-07-22 00:39:25 +02:00
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kwargs['vads_cust_name'] = unicode(name)
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2012-06-03 10:30:48 +02:00
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if address is not None:
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2015-07-22 00:39:25 +02:00
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kwargs['vads_cust_address'] = unicode(address)
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2012-06-03 10:30:48 +02:00
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if email is not None:
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2015-07-22 00:39:25 +02:00
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kwargs['vads_cust_email'] = unicode(email)
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2012-09-24 15:43:34 +02:00
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if phone is not None:
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2015-07-22 00:39:25 +02:00
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kwargs['vads_cust_phone'] = unicode(phone)
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2012-09-24 15:43:34 +02:00
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if info1 is not None:
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2015-07-22 00:39:25 +02:00
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kwargs['vads_order_info'] = unicode(info1)
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2012-09-24 15:43:34 +02:00
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if info2 is not None:
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2015-07-22 00:39:25 +02:00
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kwargs['vads_order_info2'] = unicode(info2)
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2012-09-24 15:43:34 +02:00
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if info3 is not None:
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2015-07-22 00:39:25 +02:00
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kwargs['vads_order_info3'] = unicode(info3)
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2016-02-08 18:40:45 +01:00
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if orderid is not None:
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# check orderid format first
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name = 'vads_order_id'
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orderid = unicode(orderid)
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ptype = 'an-'
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p = Parameter(name, ptype, 13, max_length=32)
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if not p.check_value(orderid):
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raise ValueError('%s value %s is not of the type %s' % (name,
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orderid, ptype))
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kwargs[name] = orderid
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2011-04-22 17:21:16 +02:00
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2015-07-22 00:28:39 +02:00
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transaction_id = self.transaction_id(6, string.digits, 'systempay',
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self.options[VADS_SITE_ID])
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2015-07-22 00:39:25 +02:00
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kwargs[VADS_TRANS_ID] = unicode(transaction_id)
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2011-04-22 17:21:16 +02:00
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fields = kwargs
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for parameter in PARAMETERS:
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name = parameter.name
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# import default parameters from configuration
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if name not in fields \
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and name in self.options:
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2015-07-22 00:39:25 +02:00
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fields[name] = unicode(self.options[name])
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2011-04-22 17:21:16 +02:00
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# import default parameters from module
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if name not in fields and parameter.default is not None:
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if callable(parameter.default):
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fields[name] = parameter.default()
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else:
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fields[name] = parameter.default
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2012-05-25 15:42:04 +02:00
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check_vads(fields)
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2015-07-22 00:39:25 +02:00
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fields[SIGNATURE] = unicode(self.signature(fields))
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2012-05-25 15:42:04 +02:00
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self.logger.debug('%s request contains fields: %s', __name__, fields)
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2011-04-26 12:41:19 +02:00
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transaction_id = '%s_%s' % (fields[VADS_TRANS_DATE], transaction_id)
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2012-05-25 15:42:04 +02:00
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self.logger.debug('%s transaction id: %s', __name__, transaction_id)
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2015-07-22 00:39:25 +02:00
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form = Form(
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2015-11-03 23:16:40 +01:00
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url=self.service_url,
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2015-07-22 00:39:25 +02:00
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method='POST',
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fields=[{'type': 'hidden',
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'name': name,
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'value': value} for name, value in fields.iteritems()])
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return transaction_id, FORM, form
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2011-04-22 17:21:16 +02:00
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2015-07-16 14:12:15 +02:00
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def response(self, query_string, **kwargs):
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2012-05-29 14:49:26 +02:00
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fields = urlparse.parse_qs(query_string, True)
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2016-03-09 22:31:40 +01:00
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if not set(fields) >= set([SIGNATURE, VADS_CTX_MODE, VADS_AUTH_RESULT]):
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raise ResponseError()
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2012-05-29 14:49:26 +02:00
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for key, value in fields.iteritems():
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fields[key] = value[0]
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2011-04-22 17:21:16 +02:00
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copy = fields.copy()
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2012-02-17 17:49:51 +01:00
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bank_status = []
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if VADS_AUTH_RESULT in fields:
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v = copy[VADS_AUTH_RESULT]
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2011-04-26 12:41:19 +02:00
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ctx = (v, AUTH_RESULT_MAP.get(v, 'Code inconnu'))
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2012-02-17 17:49:51 +01:00
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copy[VADS_AUTH_RESULT] = '%s: %s' % ctx
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bank_status.append(copy[VADS_AUTH_RESULT])
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if VADS_RESULT in copy:
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v = copy[VADS_RESULT]
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2011-04-26 12:41:19 +02:00
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ctx = (v, RESULT_MAP.get(v, 'Code inconnu'))
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2012-02-17 17:49:51 +01:00
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copy[VADS_RESULT] = '%s: %s' % ctx
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bank_status.append(copy[VADS_RESULT])
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2011-04-22 17:21:16 +02:00
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if v == '30':
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2012-02-17 17:49:51 +01:00
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if VADS_EXTRA_RESULT in fields:
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v = fields[VADS_EXTRA_RESULT]
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2011-04-22 17:21:16 +02:00
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if v.isdigit():
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for parameter in PARAMETERS:
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if int(v) == parameter.code:
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2012-07-10 18:04:22 +02:00
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s = 'erreur dans le champ %s' % parameter.name
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2012-02-17 17:49:51 +01:00
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copy[VADS_EXTRA_RESULT] = s
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bank_status.append(copy[VADS_EXTRA_RESULT])
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2011-04-22 17:21:16 +02:00
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elif v in ('05', '00'):
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2012-05-29 14:50:23 +02:00
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if VADS_EXTRA_RESULT in fields:
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v = fields[VADS_EXTRA_RESULT]
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2015-07-22 00:28:39 +02:00
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extra_result_name = EXTRA_RESULT_MAP.get(v, 'Code inconnu')
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copy[VADS_EXTRA_RESULT] = '%s: %s' % (v, extra_result_name)
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2012-05-29 14:50:23 +02:00
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bank_status.append(copy[VADS_EXTRA_RESULT])
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2012-05-25 15:42:04 +02:00
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self.logger.debug('checking systempay response on:')
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2012-05-29 14:50:23 +02:00
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for key in sorted(fields.keys()):
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2012-05-25 15:42:04 +02:00
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self.logger.debug(' %s: %s' % (key, copy[key]))
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signature = self.signature(fields)
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2012-02-17 17:49:51 +01:00
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signature_result = signature == fields[SIGNATURE]
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2012-05-29 14:50:23 +02:00
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self.logger.debug('signature check: %s <!> %s', signature,
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2015-07-22 00:28:39 +02:00
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fields[SIGNATURE])
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2012-02-17 17:49:51 +01:00
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if not signature_result:
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bank_status.append('invalid signature')
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2012-05-29 16:54:49 +02:00
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if fields[VADS_AUTH_RESULT] == '00':
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result = PAID
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else:
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result = ERROR
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2014-03-30 19:27:48 +02:00
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test = fields[VADS_CTX_MODE] == 'TEST'
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2011-04-26 12:41:19 +02:00
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transaction_id = '%s_%s' % (copy[VADS_TRANS_DATE], copy[VADS_TRANS_ID])
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2012-01-30 17:47:47 +01:00
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# the VADS_AUTH_NUMBER is the number to match payment in bank logs
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2012-02-17 17:49:51 +01:00
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copy[self.BANK_ID] = copy.get(VADS_AUTH_NUMBER, '')
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response = PaymentResponse(
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2015-07-22 00:28:39 +02:00
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result=result,
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signed=signature_result,
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bank_data=copy,
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order_id=transaction_id,
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transaction_id=copy.get(VADS_AUTH_NUMBER),
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bank_status=' - '.join(bank_status),
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test=test)
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2012-02-17 17:49:51 +01:00
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return response
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2011-04-22 17:21:16 +02:00
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2012-05-25 15:42:04 +02:00
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def signature(self, fields):
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2012-07-10 18:04:22 +02:00
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self.logger.debug('got fields %s to sign' % fields)
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2015-07-22 00:28:39 +02:00
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ordered_keys = sorted(
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[key for key in fields.keys() if key.startswith('vads_')])
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2012-05-25 15:42:04 +02:00
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self.logger.debug('ordered keys %s' % ordered_keys)
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2012-07-10 18:04:22 +02:00
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ordered_fields = [str(fields[key]) for key in ordered_keys]
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2012-05-25 15:42:04 +02:00
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secret = getattr(self, 'secret_%s' % fields['vads_ctx_mode'].lower())
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2011-04-22 17:21:16 +02:00
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signed_data = '+'.join(ordered_fields)
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2012-05-29 14:50:23 +02:00
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signed_data = '%s+%s' % (signed_data, secret)
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2015-11-03 23:16:40 +01:00
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self.logger.debug(u'generating signature on «%s»' % signed_data)
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2012-05-29 14:50:23 +02:00
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sign = hashlib.sha1(signed_data).hexdigest()
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2016-04-20 17:10:52 +02:00
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self.logger.debug(u'signature «%s»' % sign)
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2011-04-22 17:21:16 +02:00
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return sign
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