def authenticate(self):
auth_req = su.sanitize_msg(AUTH_REQ)
auth_resp = self.client.exchange_msg(auth_req)
# try:
xml_msg = self.extract_xml_from_msg(auth_resp)
# except Exception:
# raise Exception('Invalid xml')
try:
msg_dict = xmltodict.parse(xml_msg)
# log.msg(msg_dict)
except Exception:
raise Exception("Invalid xml")
print(auth_resp)
return auth_resp
if self.is_payment():
print('msg is payment')
try:
self.validate_payment(data)
print('payment passed validation')
except Exception, e:
#should create a specific ParseException
raise e
#todo: translate to tsys message
#todo: make the payment happen
if self.is_refund():
print('msg is refund')
return su.sanitize_msg(SALE_APPROVED_RSP)
def calc_lrc(self, msg):
lrc = 0
for i in msg:
lrc ^= ord(i)
return lrc
def construct_msg(self, msg):
tmp_msg = REC_FORM + APP_TYPE + DELIM + ROUTE_ID + msg + ETX
lrc = self.calc_lrc(tmp_msg)
final_msg = STX + tmp_msg + chr(lrc)
