218 lines
9.4 KiB
Python
218 lines
9.4 KiB
Python
# -*- coding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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import ctypes
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import datetime
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import logging
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from odoo.addons.iot_drivers.iot_handlers.lib.ctypes_terminal_driver import (
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CtypesTerminalDriver,
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ulong_pointer, # noqa: F401
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double_pointer, # noqa: F401
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import_ctypes_library,
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create_ctypes_string_buffer,
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)
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_logger = logging.getLogger(__name__)
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# Load library
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easyCTEP = import_ctypes_library('ctep_w', 'libeasyctep.dll')
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# int startTransaction(
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easyCTEP.startTransaction.argtypes = [
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ctypes.c_void_p, # CTEPManager* manager
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ctypes.c_char_p, # char const* amount
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ctypes.c_char_p, # char const* reference
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ctypes.c_ulong, # unsigned long action_identifier
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ctypes.c_char_p, # char* merchant_receipt
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ctypes.c_char_p, # char* customer_receipt
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ctypes.c_char_p, # char* card
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ctypes.c_char_p # char* error
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]
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# int abortTransaction(CTEPManager* manager, char* error)
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easyCTEP.abortTransaction.argtypes = [ctypes.c_void_p, ctypes.c_char_p]
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# All the terminal errors can be found in the section "Codes d'erreur" here:
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# https://help.winbooks.be/space/HelpLogFr/1278150/Liaison+vers+le+terminal+de+paiement+Banksys+en+TCP%2FIP#Codes-d'erreur
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TERMINAL_ERRORS = {
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'1802': 'Terminal is busy',
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'1803': 'Timeout expired',
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'1811': 'Technical problem',
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'1822': 'Connection failure',
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'2000': 'Unknown acquirer identifier',
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'2100': 'Action code not supported',
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'2625': 'Corrupted message',
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'2629': 'User cancellation',
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'2631': 'Host cancellation',
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'2632': 'Host error',
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'2633': 'Operation already performed',
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'2634': 'Operation busy',
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'2635': 'Operation not performed',
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'2800': 'Doesn’t exist',
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'2802': 'Not allowed',
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'2806': 'Bad signature',
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'2807': 'Conditional field missing',
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'2808': 'Not found',
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'2809': 'Dependency not found',
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'2810': 'Bad value',
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'2811': 'Bad sequence',
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'2812': 'Device attachment',
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'2813': 'Unexpected field',
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'3100': 'Chip card expected',
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'3101': 'Card not well read',
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'3102': 'Condition of use not satisfied',
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'4000': 'Purse technical problem',
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'4001': 'Purse host identifier invalid',
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'4002': 'Purse SDA certificate error',
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'4003': 'Purse extended SDA certificate error',
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'4004': 'Purse in red list',
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'4005': 'Purse is locked for credit',
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'4006': 'Purse is locked for debit',
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'4007': 'Purse expired',
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'4008': 'Purse state error',
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'4009': 'Purse recovery error',
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'4010': 'Purse key identifier error',
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'4011': 'Purse balance too large',
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'4012': 'Insufficient purse balance',
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'4100': 'No purse in reader and time out expired',
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'4101': 'Time-out on fallback card reading',
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'4102': 'Problem linked to card',
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'4103': 'Card information not available',
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'4200': 'Entered amount invalid',
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'4201': 'Double operation',
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'4202': 'Invalid currency',
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'4203': 'Amount higher than authorized amount',
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'4204': 'Floor limit exceeded in EMV mode',
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'4205': 'Transaction refused by the terminal in EMV mode',
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'4206': 'Transaction refused by the card in EMV mode',
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'4207': 'Product not available',
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'4300': 'Service (already) activated',
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'4301': 'Service (already) deactivated',
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'4302': 'Maximal transaction number per (calendar) month reached',
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'4303': 'Maximal uncollected journals number reached',
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'4304': 'Service activation not supported',
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'4305': 'Maximum transaction records reached',
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'4306': 'Maximum service activation number reached',
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'6003': 'Paper jam',
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'6004': 'Remove previous ticket',
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'6005': 'No paper',
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'6006': 'Low paper',
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'6008': 'Printer specific',
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'7806': 'Product not allowed',
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'7808': 'Bad pump number',
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'7816': 'Incorrect pump session number',
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'7817': 'Transaction amount null',
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'7818': 'Transaction amount null and quantity null',
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'7819': 'Pump unhooked time-out expiration',
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'9002': 'No key fault',
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'9003': 'Cryptographic fault',
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'9004': 'No PIN fault',
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'9005': 'Bad MAC',
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'9006': 'Bad MDC',
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}
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# Manually cancelled by cashier, do not show these errors
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IGNORE_ERRORS = [
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'2628', # External Equipment Cancellation
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'2630', # Device Cancellation
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]
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class WorldlineDriver(CtypesTerminalDriver):
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connection_type = 'ctep'
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def __init__(self, identifier, device):
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super(WorldlineDriver, self).__init__(identifier, device)
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self.device_name = 'Worldline terminal %s' % self.device_identifier
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self.device_manufacturer = 'Worldline'
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def processTransaction(self, transaction):
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if transaction['amount'] <= 0:
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return self.send_status(error='The terminal cannot process negative or null transactions.', request_data=transaction)
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# Force to wait before starting the transaction if necessary
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self._check_transaction_delay()
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# Notify transaction start
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self.send_status(stage='WaitingForCard', request_data=transaction)
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# Transaction
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merchant_receipt = create_ctypes_string_buffer()
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customer_receipt = create_ctypes_string_buffer()
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card = create_ctypes_string_buffer()
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error_code = create_ctypes_string_buffer()
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transaction_id = transaction['TransactionID']
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transaction_amount = transaction['amount'] / 100
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transaction_action_identifier = transaction['actionIdentifier']
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_logger.info('start transaction #%d amount: %f action_identifier: %d', transaction_id, transaction_amount, transaction_action_identifier)
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try:
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result = easyCTEP.startTransaction(
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ctypes.cast(self.dev, ctypes.c_void_p), # CTEPManager* manager
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ctypes.c_char_p(str(transaction_amount).encode('utf-8')), # char const* amount
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ctypes.c_char_p(str(transaction_id).encode('utf-8')), # char const* reference
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ctypes.c_ulong(transaction_action_identifier), # unsigned long action_identifier
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merchant_receipt, # char* merchant_receipt
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customer_receipt, # char* customer_receipt
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card, # char* card
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error_code, # char* error
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)
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self.next_transaction_min_dt = datetime.datetime.now() + datetime.timedelta(seconds=self.DELAY_TIME_BETWEEN_TRANSACTIONS)
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if result == 1:
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# Transaction successful
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_logger.info('%s succesfully finished transaction #%d', self.device_name, transaction_id)
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self.send_status(
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response='Approved',
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ticket=customer_receipt.value.decode(),
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ticket_merchant=merchant_receipt.value.decode(),
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card=card.value.decode(),
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transaction_id=transaction['actionIdentifier'],
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request_data=transaction,
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)
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elif result == 0:
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# Transaction failed
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error_code = error_code.value.decode('utf-8')
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if error_code not in IGNORE_ERRORS:
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error_msg = f'{self.device_name} transaction #{transaction_id} error: {error_code}: {TERMINAL_ERRORS.get(error_code, "Transaction Error")}'
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_logger.info(error_msg)
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self.send_status(error=error_msg, request_data=transaction)
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# Transaction was cancelled
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else:
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_logger.info("%s transaction #%d cancelled by PoS user", self.device_name, transaction_id)
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self.send_status(stage='Cancel', request_data=transaction)
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elif result == -1:
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# Terminal disconnection, check status manually
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_logger.warning("%s disconnected during transaction #%d", self.device_name, transaction_id)
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self.send_status(disconnected=True, request_data=transaction)
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except OSError:
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_logger.exception("Failed to perform Worldline transaction. Check for potential segmentation faults")
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self.send_status(
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error=f"{self.device_name}. An error has occured. Check the transaction result manually with the payment provider",
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request_data=transaction,
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)
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def cancelTransaction(self, transaction):
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# Force to wait before starting the transaction if necessary
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self._check_transaction_delay()
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self.send_status(stage='waitingCancel', request_data=transaction)
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error_code = create_ctypes_string_buffer()
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_logger.info("%s cancel transaction request", self.device_name)
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try:
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result = easyCTEP.abortTransaction(ctypes.cast(self.dev, ctypes.c_void_p), error_code)
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_logger.debug("%s end cancel transaction request", self.device_name)
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if not result:
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error_code = error_code.value.decode('utf-8')
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error_msg = '%s (Error code: %s)' % (TERMINAL_ERRORS.get(error_code, 'Transaction could not be cancelled'), error_code)
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_logger.info(error_msg)
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self.send_status(stage='Cancel', error=error_msg, request_data=transaction)
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except OSError:
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_logger.exception("%s. Failed to cancel Worldline transaction. Check for potential segmentation faults.", self.device_name)
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self.send_status(
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stage='Cancel',
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error=f"{self.device_name}. An error has occured when cancelling Worldline transaction. Check the transaction result manually with the payment provider",
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request_data=transaction,
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)
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