parent
07b7c553d2
commit
ef6a3a63b2
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@ -17,6 +17,8 @@ HTML = 2
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RECEIVED = 1
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ACCEPTED = 2
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PAID = 3
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DENIED = 4
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CANCELED = 5
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ERROR = 99
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class PaymentResponse(object):
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@ -0,0 +1,168 @@
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# -*- coding: utf-8 -*-
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from decimal import Decimal, ROUND_DOWN
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from common import (PaymentCommon, PaymentResponse, URL, PAID, DENIED,
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CANCELED, ERROR)
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from urllib import urlencode
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from urlparse import parse_qs
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from gettext import gettext as _
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import logging
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from systempayv2 import isonow
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__all__ = ['Payment']
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TIPI_URL = 'http://www.jepaiemesserviceslocaux.dgfip.finances.gouv.fr' \
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'/tpa/paiement.web'
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LOGGER = logging.getLogger(__name__)
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SEPARATOR = '#'
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class Payment(PaymentCommon):
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'''Produce requests for and verify response from the TIPI online payment
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processor from the French Finance Ministry.
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'''
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description = {
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'caption': 'TIPI, Titres Payables par Internet',
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'parameters': [
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{
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'name': 'numcli',
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'caption': _(u'Numéro client'),
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'help_text': _(u'un numéro à 6 chiffres communiqué par l’administrateur TIPI'),
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'validation': lambda s: str.isdigit(s) and (0 < int(s) < 1000000),
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'required': True,
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},
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{
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'name': 'service_url',
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'default': TIPI_URL,
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'caption': _(u'URL du service TIPI'),
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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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}
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],
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}
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def __init__(self, options, logger=LOGGER):
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self.service_url = options.pop('service_url', TIPI_URL)
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self.numcli = options.pop('numcli', '')
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self.logger = logger
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def request(self, amount, next_url=None, exer=None, refdet=None,
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objet=None, mel=None, saisie=None, **kwargs):
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try:
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montant = Decimal(amount)
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if Decimal('0') > montant > Decimal('9999.99'):
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raise ValueError('MONTANT > 9999.99 euros')
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montant = montant*Decimal('100')
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montant = montant.to_integral_value(ROUND_DOWN)
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except ValueError:
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raise ValueError('MONTANT invalid format, must be '
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'a decimal integer with less than 4 digits '
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'before and 2 digits after the decimal point '
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', here it is %s' % repr(amount))
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if next_url is not None:
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if not isinstance(next_url, str) or \
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not next_url.startswith('http'):
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raise ValueError('URLCL invalid URL format')
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try:
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if exer is not None:
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exer = int(exer)
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if exer > 9999:
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raise ValueError()
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except ValueError:
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raise ValueError('EXER format invalide')
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try:
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refdet = str(refdet)
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if len(refdet) != 18:
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raise ValueError('len(REFDET) != 18')
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except Exception, e:
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raise ValueError('REFDET format invalide, %r' % refdet, e)
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if objet is not None:
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try:
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objet = str(objet)
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except Exception, e:
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raise ValueError('OBJET must be a string', e)
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if not objet.replace(' ','').isalnum():
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raise ValueError('OBJECT must only contains '
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'alphanumeric characters, %r' % objet)
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if len(objet) > 99:
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raise ValueError('OBJET length must be less than 100')
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try:
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mel = str(mel)
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if '@' not in mel:
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raise ValueError('no @ in MEL')
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if not (6 <= len(mel) <= 80):
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raise ValueError('len(MEL) is invalid, must be between 6 and 80')
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except Exception, e:
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raise ValueError('MEL is not a valid email, %r' % mel, e)
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if saisie not in ('M', 'T', 'X', 'A'):
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raise ValueError('SAISIE invalid format, %r, must be M, T, X or A' % saisie)
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iso_now = isonow()
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transaction_id = '%s_%s' % (iso_now, refdet)
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if objet:
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objet = objet[:100-len(iso_now)-2] + ' ' + SEPARATOR \
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+ iso_now
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else:
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objet = SEPARATOR + iso_now
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params = {
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'NUMCLI': self.numcli,
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'REFDET': refdet,
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'MONTANT': montant,
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'MEL': mel,
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'SAISIE': saisie,
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'OBJET': objet,
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}
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if exer:
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params['EXER'] = exer
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if next_url:
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params['URLCL'] = next_url
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url = '%s?%s' % (self.service_url, urlencode(params))
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return transaction_id, URL, url
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def response(self, query_string):
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fields = parse_qs(query_string, True)
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for key, value in fields.iteritems():
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fields[key] = value[0]
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refdet = fields.get('REFDET')
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if refdet is None:
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raise ValueError('REFDET is missing')
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if 'OBJET' in fields and SEPARATOR in fields['OBJET']:
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iso_now = fields['OBJET'].rsplit(SEPARATOR, 1)[1]
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else:
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iso_now = isonow()
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transaction_id = '%s_%s' % (iso_now, refdet)
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result = fields.get('RESULTRANS')
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if result == 'P':
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result = PAID
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bank_status = ''
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elif result == 'R':
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result = DENIED
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bank_status = 'refused'
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elif result == 'A':
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result = CANCELED
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bank_status = 'canceled'
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else:
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bank_status = 'wrong return: %r' % result
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result = ERROR
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return PaymentResponse(
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result=result,
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bank_status=bank_status,
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signed=True,
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bank_data=fields,
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transaction_id=transaction_id)
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if __name__ == '__main__':
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p = Payment({'numcli': '12345'})
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print p.request(amount=Decimal('123.12'),
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exer=9999,
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refdet=999900000000999999,
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objet='tout a fait',
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mel='bdauvergne@entrouvert.com',
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urlcl='http://example.com/tipi/test',
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saisie='T')
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print p.response('OBJET=tout+a+fait+%2320121010131958&MONTANT=12312&SAISIE=T&MEL=bdauvergne%40entrouvert.com&NUMCLI=12345&EXER=9999&REFDET=999900000000999999&RESULTRANS=P')
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