def signature(self, fields):
self.logger.debug('got fields %s to sign' % fields)
ordered_keys = sorted(
[key for key in fields.keys() if key.startswith('vads_')])
self.logger.debug('ordered keys %s' % ordered_keys)
ordered_fields = [force_byte(fields[key]) for key in ordered_keys]
secret = getattr(self, 'secret_%s' % fields['vads_ctx_mode'].lower())
signed_data = '+'.join(ordered_fields)
signed_data = '%s+%s' % (signed_data, force_byte(secret))
self.logger.debug(u'generating signature on «%s»', signed_data)
sign = hashlib.sha1(signed_data).hexdigest()
self.logger.debug(u'signature «%s»', sign)
return sign
def signature(self, fields):
self.logger.debug('got fields %s to sign' % fields)
ordered_keys = sorted(
[key for key in fields.keys() if key.startswith('vads_')])
self.logger.debug('ordered keys %s' % ordered_keys)
ordered_fields = [force_byte(fields[key]) for key in ordered_keys]
secret = getattr(self, 'secret_%s' % fields['vads_ctx_mode'].lower())
signed_data = '+'.join(ordered_fields)
signed_data = '%s+%s' % (signed_data, force_byte(secret))
self.logger.debug(
u'generating signature on «%s»' % force_text(signed_data))
sign = hashlib.sha1(force_byte(signed_data)).hexdigest()
self.logger.debug(u'signature «%s»' % sign)
return sign
def sha_sign(self, algo, key, params, keep):
'''Ogone signature algorithm of query string'''
values = params.items()
values = [(a.upper(), b) for a, b in values]
values = sorted(values)
values = [u'%s=%s' % (a, b) for a, b in values if a in keep]
tosign = key.join(values)
tosign += key
tosign = force_byte(tosign)
hashing = getattr(hashlib, algo)
return hashing(tosign).hexdigest().upper()
def check_value(self, value):
value = force_byte(value)
if self.length and len(value) != self.length:
return False
if self.max_length and len(value) > self.max_length:
return False
if self.choices and value not in self.choices:
return False
if value == '':
return True
value = value.replace('.', '')
if self.ptype == 'n':
return value.isdigit()
elif self.ptype == 'an':
return value.isalnum()
elif self.ptype == 'an-':
return value.replace('-', '').isalnum()
elif self.ptype == 'an;':
return value.replace(';', '').isalnum()
return True
